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authorjack wang <jack_wang@usish.com>2009-10-14 16:19:21 +0800
committerJames Bottomley <James.Bottomley@suse.de>2009-12-04 12:00:40 -0600
commitdbf9bfe615717d1145f263c0049fe2328e6ed395 (patch)
treeae69b6f6cb4a15e15c59552f520c0f06209615ab /drivers/scsi/pm8001
parent35e6601903fc41e48e9b6722a49cc5acc7065c51 (diff)
downloadlinux-bcache-dbf9bfe615717d1145f263c0049fe2328e6ed395.tar.zst
[SCSI] pm8001: add SAS/SATA HBA driver
This driver supports PMC-Sierra PCIe SAS/SATA 8x6G SPC 8001 chip based host adapters. Signed-off-by: Jack Wang <jack_wang@usish.com> Signed-off-by: Lindar Liu <lindar_liu@usish.com> Signed-off-by: Tom Peng <tom_peng@usish.com> Signed-off-by: Kevin Ao <aoqingyun@usish.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/pm8001')
-rw-r--r--drivers/scsi/pm8001/Makefile12
-rw-r--r--drivers/scsi/pm8001/pm8001_chips.h89
-rw-r--r--drivers/scsi/pm8001/pm8001_ctl.c573
-rw-r--r--drivers/scsi/pm8001/pm8001_ctl.h67
-rw-r--r--drivers/scsi/pm8001/pm8001_defs.h112
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.c4371
-rw-r--r--drivers/scsi/pm8001/pm8001_hwi.h1011
-rw-r--r--drivers/scsi/pm8001/pm8001_init.c888
-rw-r--r--drivers/scsi/pm8001/pm8001_sas.c1104
-rw-r--r--drivers/scsi/pm8001/pm8001_sas.h480
10 files changed, 8707 insertions, 0 deletions
diff --git a/drivers/scsi/pm8001/Makefile b/drivers/scsi/pm8001/Makefile
new file mode 100644
index 000000000000..52f04296171c
--- /dev/null
+++ b/drivers/scsi/pm8001/Makefile
@@ -0,0 +1,12 @@
+#
+# Kernel configuration file for the PM8001 SAS/SATA 8x6G based HBA driver
+#
+# Copyright (C) 2008-2009 USI Co., Ltd.
+
+
+obj-$(CONFIG_SCSI_PM8001) += pm8001.o
+pm8001-y += pm8001_init.o \
+ pm8001_sas.o \
+ pm8001_ctl.o \
+ pm8001_hwi.o
+
diff --git a/drivers/scsi/pm8001/pm8001_chips.h b/drivers/scsi/pm8001/pm8001_chips.h
new file mode 100644
index 000000000000..4efa4d0950e5
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_chips.h
@@ -0,0 +1,89 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#ifndef _PM8001_CHIPS_H_
+#define _PM8001_CHIPS_H_
+
+static inline u32 pm8001_read_32(void *virt_addr)
+{
+ return *((u32 *)virt_addr);
+}
+
+static inline void pm8001_write_32(void *addr, u32 offset, u32 val)
+{
+ *((u32 *)(addr + offset)) = val;
+}
+
+static inline u32 pm8001_cr32(struct pm8001_hba_info *pm8001_ha, u32 bar,
+ u32 offset)
+{
+ return readl(pm8001_ha->io_mem[bar].memvirtaddr + offset);
+}
+
+static inline void pm8001_cw32(struct pm8001_hba_info *pm8001_ha, u32 bar,
+ u32 addr, u32 val)
+{
+ writel(val, pm8001_ha->io_mem[bar].memvirtaddr + addr);
+}
+static inline u32 pm8001_mr32(void __iomem *addr, u32 offset)
+{
+ return readl(addr + offset);
+}
+static inline void pm8001_mw32(void __iomem *addr, u32 offset, u32 val)
+{
+ writel(val, addr + offset);
+}
+static inline u32 get_pci_bar_index(u32 pcibar)
+{
+ switch (pcibar) {
+ case 0x18:
+ case 0x1C:
+ return 1;
+ case 0x20:
+ return 2;
+ case 0x24:
+ return 3;
+ default:
+ return 0;
+ }
+}
+
+#endif /* _PM8001_CHIPS_H_ */
+
diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c
new file mode 100644
index 000000000000..14b13acae6dd
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_ctl.c
@@ -0,0 +1,573 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+#include <linux/firmware.h>
+#include "pm8001_sas.h"
+#include "pm8001_ctl.h"
+
+/* scsi host attributes */
+
+/**
+ * pm8001_ctl_mpi_interface_rev_show - MPI interface revision number
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_mpi_interface_rev_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ pm8001_ha->main_cfg_tbl.interface_rev);
+}
+static
+DEVICE_ATTR(interface_rev, S_IRUGO, pm8001_ctl_mpi_interface_rev_show, NULL);
+
+/**
+ * pm8001_ctl_fw_version_show - firmware version
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_fw_version_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%02x.%02x.%02x.%02x\n",
+ (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 24),
+ (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 16),
+ (u8)(pm8001_ha->main_cfg_tbl.firmware_rev >> 8),
+ (u8)(pm8001_ha->main_cfg_tbl.firmware_rev));
+}
+static DEVICE_ATTR(fw_version, S_IRUGO, pm8001_ctl_fw_version_show, NULL);
+/**
+ * pm8001_ctl_max_out_io_show - max outstanding io supported
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_max_out_io_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%d\n",
+ pm8001_ha->main_cfg_tbl.max_out_io);
+}
+static DEVICE_ATTR(max_out_io, S_IRUGO, pm8001_ctl_max_out_io_show, NULL);
+/**
+ * pm8001_ctl_max_devices_show - max devices support
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_max_devices_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%04d\n",
+ (u16)(pm8001_ha->main_cfg_tbl.max_sgl >> 16));
+}
+static DEVICE_ATTR(max_devices, S_IRUGO, pm8001_ctl_max_devices_show, NULL);
+/**
+ * pm8001_ctl_max_sg_list_show - max sg list supported iff not 0.0 for no
+ * hardware limitation
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_max_sg_list_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%04d\n",
+ pm8001_ha->main_cfg_tbl.max_sgl & 0x0000FFFF);
+}
+static DEVICE_ATTR(max_sg_list, S_IRUGO, pm8001_ctl_max_sg_list_show, NULL);
+
+#define SAS_1_0 0x1
+#define SAS_1_1 0x2
+#define SAS_2_0 0x4
+
+static ssize_t
+show_sas_spec_support_status(unsigned int mode, char *buf)
+{
+ ssize_t len = 0;
+
+ if (mode & SAS_1_1)
+ len = sprintf(buf, "%s", "SAS1.1");
+ if (mode & SAS_2_0)
+ len += sprintf(buf + len, "%s%s", len ? ", " : "", "SAS2.0");
+ len += sprintf(buf + len, "\n");
+
+ return len;
+}
+
+/**
+ * pm8001_ctl_sas_spec_support_show - sas spec supported
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_sas_spec_support_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ unsigned int mode;
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ mode = (pm8001_ha->main_cfg_tbl.ctrl_cap_flag & 0xfe000000)>>25;
+ return show_sas_spec_support_status(mode, buf);
+}
+static DEVICE_ATTR(sas_spec_support, S_IRUGO,
+ pm8001_ctl_sas_spec_support_show, NULL);
+
+/**
+ * pm8001_ctl_sas_address_show - sas address
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * This is the controller sas address
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_host_sas_address_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ return snprintf(buf, PAGE_SIZE, "0x%016llx\n",
+ be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr));
+}
+static DEVICE_ATTR(host_sas_address, S_IRUGO,
+ pm8001_ctl_host_sas_address_show, NULL);
+
+/**
+ * pm8001_ctl_logging_level_show - logging level
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read/write' shost attribute.
+ */
+static ssize_t pm8001_ctl_logging_level_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ return snprintf(buf, PAGE_SIZE, "%08xh\n", pm8001_ha->logging_level);
+}
+static ssize_t pm8001_ctl_logging_level_store(struct device *cdev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ int val = 0;
+
+ if (sscanf(buf, "%x", &val) != 1)
+ return -EINVAL;
+
+ pm8001_ha->logging_level = val;
+ return strlen(buf);
+}
+
+static DEVICE_ATTR(logging_level, S_IRUGO | S_IWUSR,
+ pm8001_ctl_logging_level_show, pm8001_ctl_logging_level_store);
+/**
+ * pm8001_ctl_aap_log_show - aap1 event log
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_aap_log_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ int i;
+#define AAP1_MEMMAP(r, c) \
+ (*(u32 *)((u8*)pm8001_ha->memoryMap.region[AAP1].virt_ptr + (r) * 32 \
+ + (c)))
+
+ char *str = buf;
+ int max = 2;
+ for (i = 0; i < max; i++) {
+ str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
+ "0x%08x 0x%08x\n",
+ AAP1_MEMMAP(i, 0),
+ AAP1_MEMMAP(i, 4),
+ AAP1_MEMMAP(i, 8),
+ AAP1_MEMMAP(i, 12),
+ AAP1_MEMMAP(i, 16),
+ AAP1_MEMMAP(i, 20),
+ AAP1_MEMMAP(i, 24),
+ AAP1_MEMMAP(i, 28));
+ }
+
+ return str - buf;
+}
+static DEVICE_ATTR(aap_log, S_IRUGO, pm8001_ctl_aap_log_show, NULL);
+/**
+ * pm8001_ctl_aap_log_show - IOP event log
+ * @cdev: pointer to embedded class device
+ * @buf: the buffer returned
+ *
+ * A sysfs 'read-only' shost attribute.
+ */
+static ssize_t pm8001_ctl_iop_log_show(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+#define IOP_MEMMAP(r, c) \
+ (*(u32 *)((u8*)pm8001_ha->memoryMap.region[IOP].virt_ptr + (r) * 32 \
+ + (c)))
+ int i;
+ char *str = buf;
+ int max = 2;
+ for (i = 0; i < max; i++) {
+ str += sprintf(str, "0x%08x 0x%08x 0x%08x 0x%08x 0x%08x 0x%08x"
+ "0x%08x 0x%08x\n",
+ IOP_MEMMAP(i, 0),
+ IOP_MEMMAP(i, 4),
+ IOP_MEMMAP(i, 8),
+ IOP_MEMMAP(i, 12),
+ IOP_MEMMAP(i, 16),
+ IOP_MEMMAP(i, 20),
+ IOP_MEMMAP(i, 24),
+ IOP_MEMMAP(i, 28));
+ }
+
+ return str - buf;
+}
+static DEVICE_ATTR(iop_log, S_IRUGO, pm8001_ctl_iop_log_show, NULL);
+
+#define FLASH_CMD_NONE 0x00
+#define FLASH_CMD_UPDATE 0x01
+#define FLASH_CMD_SET_NVMD 0x02
+
+struct flash_command {
+ u8 command[8];
+ int code;
+};
+
+static struct flash_command flash_command_table[] =
+{
+ {"set_nvmd", FLASH_CMD_SET_NVMD},
+ {"update", FLASH_CMD_UPDATE},
+ {"", FLASH_CMD_NONE} /* Last entry should be NULL. */
+};
+
+struct error_fw {
+ char *reason;
+ int err_code;
+};
+
+static struct error_fw flash_error_table[] =
+{
+ {"Failed to open fw image file", FAIL_OPEN_BIOS_FILE},
+ {"image header mismatch", FLASH_UPDATE_HDR_ERR},
+ {"image offset mismatch", FLASH_UPDATE_OFFSET_ERR},
+ {"image CRC Error", FLASH_UPDATE_CRC_ERR},
+ {"image length Error.", FLASH_UPDATE_LENGTH_ERR},
+ {"Failed to program flash chip", FLASH_UPDATE_HW_ERR},
+ {"Flash chip not supported.", FLASH_UPDATE_DNLD_NOT_SUPPORTED},
+ {"Flash update disabled.", FLASH_UPDATE_DISABLED},
+ {"Flash in progress", FLASH_IN_PROGRESS},
+ {"Image file size Error", FAIL_FILE_SIZE},
+ {"Input parameter error", FAIL_PARAMETERS},
+ {"Out of memory", FAIL_OUT_MEMORY},
+ {"OK", 0} /* Last entry err_code = 0. */
+};
+
+static int pm8001_set_nvmd(struct pm8001_hba_info *pm8001_ha)
+{
+ struct pm8001_ioctl_payload *payload;
+ DECLARE_COMPLETION_ONSTACK(completion);
+ u8 *ioctlbuffer = NULL;
+ u32 length = 0;
+ u32 ret = 0;
+
+ length = 1024 * 5 + sizeof(*payload) - 1;
+ ioctlbuffer = kzalloc(length, GFP_KERNEL);
+ if (!ioctlbuffer)
+ return -ENOMEM;
+ if ((pm8001_ha->fw_image->size <= 0) ||
+ (pm8001_ha->fw_image->size > 4096)) {
+ ret = FAIL_FILE_SIZE;
+ goto out;
+ }
+ payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
+ memcpy((u8 *)payload->func_specific, (u8 *)pm8001_ha->fw_image->data,
+ pm8001_ha->fw_image->size);
+ payload->length = pm8001_ha->fw_image->size;
+ payload->id = 0;
+ pm8001_ha->nvmd_completion = &completion;
+ ret = PM8001_CHIP_DISP->set_nvmd_req(pm8001_ha, payload);
+ wait_for_completion(&completion);
+out:
+ kfree(ioctlbuffer);
+ return ret;
+}
+
+static int pm8001_update_flash(struct pm8001_hba_info *pm8001_ha)
+{
+ struct pm8001_ioctl_payload *payload;
+ DECLARE_COMPLETION_ONSTACK(completion);
+ u8 *ioctlbuffer = NULL;
+ u32 length = 0;
+ struct fw_control_info *fwControl;
+ u32 loopNumber, loopcount = 0;
+ u32 sizeRead = 0;
+ u32 partitionSize, partitionSizeTmp;
+ u32 ret = 0;
+ u32 partitionNumber = 0;
+ struct pm8001_fw_image_header *image_hdr;
+
+ length = 1024 * 16 + sizeof(*payload) - 1;
+ ioctlbuffer = kzalloc(length, GFP_KERNEL);
+ image_hdr = (struct pm8001_fw_image_header *)pm8001_ha->fw_image->data;
+ if (!ioctlbuffer)
+ return -ENOMEM;
+ if (pm8001_ha->fw_image->size < 28) {
+ ret = FAIL_FILE_SIZE;
+ goto out;
+ }
+
+ while (sizeRead < pm8001_ha->fw_image->size) {
+ partitionSizeTmp =
+ *(u32 *)((u8 *)&image_hdr->image_length + sizeRead);
+ partitionSize = be32_to_cpu(partitionSizeTmp);
+ loopcount = (partitionSize + HEADER_LEN)/IOCTL_BUF_SIZE;
+ if (loopcount % IOCTL_BUF_SIZE)
+ loopcount++;
+ if (loopcount == 0)
+ loopcount++;
+ for (loopNumber = 0; loopNumber < loopcount; loopNumber++) {
+ payload = (struct pm8001_ioctl_payload *)ioctlbuffer;
+ payload->length = 1024*16;
+ payload->id = 0;
+ fwControl =
+ (struct fw_control_info *)payload->func_specific;
+ fwControl->len = IOCTL_BUF_SIZE; /* IN */
+ fwControl->size = partitionSize + HEADER_LEN;/* IN */
+ fwControl->retcode = 0;/* OUT */
+ fwControl->offset = loopNumber * IOCTL_BUF_SIZE;/*OUT */
+
+ /* for the last chunk of data in case file size is not even with
+ 4k, load only the rest*/
+ if (((loopcount-loopNumber) == 1) &&
+ ((partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE)) {
+ fwControl->len =
+ (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE;
+ memcpy((u8 *)fwControl->buffer,
+ (u8 *)pm8001_ha->fw_image->data + sizeRead,
+ (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE);
+ sizeRead +=
+ (partitionSize + HEADER_LEN) % IOCTL_BUF_SIZE;
+ } else {
+ memcpy((u8 *)fwControl->buffer,
+ (u8 *)pm8001_ha->fw_image->data + sizeRead,
+ IOCTL_BUF_SIZE);
+ sizeRead += IOCTL_BUF_SIZE;
+ }
+
+ pm8001_ha->nvmd_completion = &completion;
+ ret = PM8001_CHIP_DISP->fw_flash_update_req(pm8001_ha, payload);
+ wait_for_completion(&completion);
+ if (ret || (fwControl->retcode > FLASH_UPDATE_IN_PROGRESS)) {
+ ret = fwControl->retcode;
+ kfree(ioctlbuffer);
+ ioctlbuffer = NULL;
+ break;
+ }
+ }
+ if (ret)
+ break;
+ partitionNumber++;
+}
+out:
+ kfree(ioctlbuffer);
+ return ret;
+}
+static ssize_t pm8001_store_update_fw(struct device *cdev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ char *cmd_ptr, *filename_ptr;
+ int res, i;
+ int flash_command = FLASH_CMD_NONE;
+ int err = 0;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+
+ cmd_ptr = kzalloc(count*2, GFP_KERNEL);
+
+ if (!cmd_ptr) {
+ err = FAIL_OUT_MEMORY;
+ goto out;
+ }
+
+ filename_ptr = cmd_ptr + count;
+ res = sscanf(buf, "%s %s", cmd_ptr, filename_ptr);
+ if (res != 2) {
+ err = FAIL_PARAMETERS;
+ goto out1;
+ }
+
+ for (i = 0; flash_command_table[i].code != FLASH_CMD_NONE; i++) {
+ if (!memcmp(flash_command_table[i].command,
+ cmd_ptr, strlen(cmd_ptr))) {
+ flash_command = flash_command_table[i].code;
+ break;
+ }
+ }
+ if (flash_command == FLASH_CMD_NONE) {
+ err = FAIL_PARAMETERS;
+ goto out1;
+ }
+
+ if (pm8001_ha->fw_status == FLASH_IN_PROGRESS) {
+ err = FLASH_IN_PROGRESS;
+ goto out1;
+ }
+ err = request_firmware(&pm8001_ha->fw_image,
+ filename_ptr,
+ pm8001_ha->dev);
+
+ if (err) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Failed to load firmware image file %s,"
+ " error %d\n", filename_ptr, err));
+ err = FAIL_OPEN_BIOS_FILE;
+ goto out1;
+ }
+
+ switch (flash_command) {
+ case FLASH_CMD_UPDATE:
+ pm8001_ha->fw_status = FLASH_IN_PROGRESS;
+ err = pm8001_update_flash(pm8001_ha);
+ break;
+ case FLASH_CMD_SET_NVMD:
+ pm8001_ha->fw_status = FLASH_IN_PROGRESS;
+ err = pm8001_set_nvmd(pm8001_ha);
+ break;
+ default:
+ pm8001_ha->fw_status = FAIL_PARAMETERS;
+ err = FAIL_PARAMETERS;
+ break;
+ }
+ release_firmware(pm8001_ha->fw_image);
+out1:
+ kfree(cmd_ptr);
+out:
+ pm8001_ha->fw_status = err;
+
+ if (!err)
+ return count;
+ else
+ return -err;
+}
+
+static ssize_t pm8001_show_update_fw(struct device *cdev,
+ struct device_attribute *attr, char *buf)
+{
+ int i;
+ struct Scsi_Host *shost = class_to_shost(cdev);
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+
+ for (i = 0; flash_error_table[i].err_code != 0; i++) {
+ if (flash_error_table[i].err_code == pm8001_ha->fw_status)
+ break;
+ }
+ if (pm8001_ha->fw_status != FLASH_IN_PROGRESS)
+ pm8001_ha->fw_status = FLASH_OK;
+
+ return snprintf(buf, PAGE_SIZE, "status=%x %s\n",
+ flash_error_table[i].err_code,
+ flash_error_table[i].reason);
+}
+
+static DEVICE_ATTR(update_fw, S_IRUGO|S_IWUGO,
+ pm8001_show_update_fw, pm8001_store_update_fw);
+struct device_attribute *pm8001_host_attrs[] = {
+ &dev_attr_interface_rev,
+ &dev_attr_fw_version,
+ &dev_attr_update_fw,
+ &dev_attr_aap_log,
+ &dev_attr_iop_log,
+ &dev_attr_max_out_io,
+ &dev_attr_max_devices,
+ &dev_attr_max_sg_list,
+ &dev_attr_sas_spec_support,
+ &dev_attr_logging_level,
+ &dev_attr_host_sas_address,
+ NULL,
+};
+
diff --git a/drivers/scsi/pm8001/pm8001_ctl.h b/drivers/scsi/pm8001/pm8001_ctl.h
new file mode 100644
index 000000000000..22644de26399
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_ctl.h
@@ -0,0 +1,67 @@
+ /*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#ifndef PM8001_CTL_H_INCLUDED
+#define PM8001_CTL_H_INCLUDED
+
+#define IOCTL_BUF_SIZE 4096
+#define HEADER_LEN 28
+#define SIZE_OFFSET 16
+
+struct pm8001_ioctl_payload {
+ u32 signature;
+ u16 major_function;
+ u16 minor_function;
+ u16 length;
+ u16 status;
+ u16 offset;
+ u16 id;
+ u8 func_specific[1];
+};
+
+#define FLASH_OK 0x000000
+#define FAIL_OPEN_BIOS_FILE 0x000100
+#define FAIL_FILE_SIZE 0x000a00
+#define FAIL_PARAMETERS 0x000b00
+#define FAIL_OUT_MEMORY 0x000c00
+#define FLASH_IN_PROGRESS 0x001000
+
+#endif /* PM8001_CTL_H_INCLUDED */
+
diff --git a/drivers/scsi/pm8001/pm8001_defs.h b/drivers/scsi/pm8001/pm8001_defs.h
new file mode 100644
index 000000000000..944afada61ee
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_defs.h
@@ -0,0 +1,112 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#ifndef _PM8001_DEFS_H_
+#define _PM8001_DEFS_H_
+
+enum chip_flavors {
+ chip_8001,
+};
+#define USI_MAX_MEMCNT 9
+#define PM8001_MAX_DMA_SG SG_ALL
+enum phy_speed {
+ PHY_SPEED_15 = 0x01,
+ PHY_SPEED_30 = 0x02,
+ PHY_SPEED_60 = 0x04,
+};
+
+enum data_direction {
+ DATA_DIR_NONE = 0x0, /* NO TRANSFER */
+ DATA_DIR_IN = 0x01, /* INBOUND */
+ DATA_DIR_OUT = 0x02, /* OUTBOUND */
+ DATA_DIR_BYRECIPIENT = 0x04, /* UNSPECIFIED */
+};
+
+enum port_type {
+ PORT_TYPE_SAS = (1L << 1),
+ PORT_TYPE_SATA = (1L << 0),
+};
+
+/* driver compile-time configuration */
+#define PM8001_MAX_CCB 512 /* max ccbs supported */
+#define PM8001_MAX_INB_NUM 1
+#define PM8001_MAX_OUTB_NUM 1
+#define PM8001_CAN_QUEUE 128 /* SCSI Queue depth */
+
+/* unchangeable hardware details */
+#define PM8001_MAX_PHYS 8 /* max. possible phys */
+#define PM8001_MAX_PORTS 8 /* max. possible ports */
+#define PM8001_MAX_DEVICES 1024 /* max supported device */
+
+enum memory_region_num {
+ AAP1 = 0x0, /* application acceleration processor */
+ IOP, /* IO processor */
+ CI, /* consumer index */
+ PI, /* producer index */
+ IB, /* inbound queue */
+ OB, /* outbound queue */
+ NVMD, /* NVM device */
+ DEV_MEM, /* memory for devices */
+ CCB_MEM, /* memory for command control block */
+};
+#define PM8001_EVENT_LOG_SIZE (128 * 1024)
+
+/*error code*/
+enum mpi_err {
+ MPI_IO_STATUS_SUCCESS = 0x0,
+ MPI_IO_STATUS_BUSY = 0x01,
+ MPI_IO_STATUS_FAIL = 0x02,
+};
+
+/**
+ * Phy Control constants
+ */
+enum phy_control_type {
+ PHY_LINK_RESET = 0x01,
+ PHY_HARD_RESET = 0x02,
+ PHY_NOTIFY_ENABLE_SPINUP = 0x10,
+};
+
+enum pm8001_hba_info_flags {
+ PM8001F_INIT_TIME = (1U << 0),
+ PM8001F_RUN_TIME = (1U << 1),
+};
+
+#endif
diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c
new file mode 100644
index 000000000000..aa5756fe0574
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_hwi.c
@@ -0,0 +1,4371 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+ #include "pm8001_sas.h"
+ #include "pm8001_hwi.h"
+ #include "pm8001_chips.h"
+ #include "pm8001_ctl.h"
+
+/**
+ * read_main_config_table - read the configure table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit read_main_config_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
+ pm8001_ha->main_cfg_tbl.signature = pm8001_mr32(address, 0x00);
+ pm8001_ha->main_cfg_tbl.interface_rev = pm8001_mr32(address, 0x04);
+ pm8001_ha->main_cfg_tbl.firmware_rev = pm8001_mr32(address, 0x08);
+ pm8001_ha->main_cfg_tbl.max_out_io = pm8001_mr32(address, 0x0C);
+ pm8001_ha->main_cfg_tbl.max_sgl = pm8001_mr32(address, 0x10);
+ pm8001_ha->main_cfg_tbl.ctrl_cap_flag = pm8001_mr32(address, 0x14);
+ pm8001_ha->main_cfg_tbl.gst_offset = pm8001_mr32(address, 0x18);
+ pm8001_ha->main_cfg_tbl.inbound_queue_offset =
+ pm8001_mr32(address, 0x1C);
+ pm8001_ha->main_cfg_tbl.outbound_queue_offset =
+ pm8001_mr32(address, 0x20);
+ pm8001_ha->main_cfg_tbl.hda_mode_flag =
+ pm8001_mr32(address, MAIN_HDA_FLAGS_OFFSET);
+
+ /* read analog Setting offset from the configuration table */
+ pm8001_ha->main_cfg_tbl.anolog_setup_table_offset =
+ pm8001_mr32(address, MAIN_ANALOG_SETUP_OFFSET);
+
+ /* read Error Dump Offset and Length */
+ pm8001_ha->main_cfg_tbl.fatal_err_dump_offset0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_OFFSET);
+ pm8001_ha->main_cfg_tbl.fatal_err_dump_length0 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP0_LENGTH);
+ pm8001_ha->main_cfg_tbl.fatal_err_dump_offset1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_OFFSET);
+ pm8001_ha->main_cfg_tbl.fatal_err_dump_length1 =
+ pm8001_mr32(address, MAIN_FATAL_ERROR_RDUMP1_LENGTH);
+}
+
+/**
+ * read_general_status_table - read the general status table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+read_general_status_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->general_stat_tbl_addr;
+ pm8001_ha->gs_tbl.gst_len_mpistate = pm8001_mr32(address, 0x00);
+ pm8001_ha->gs_tbl.iq_freeze_state0 = pm8001_mr32(address, 0x04);
+ pm8001_ha->gs_tbl.iq_freeze_state1 = pm8001_mr32(address, 0x08);
+ pm8001_ha->gs_tbl.msgu_tcnt = pm8001_mr32(address, 0x0C);
+ pm8001_ha->gs_tbl.iop_tcnt = pm8001_mr32(address, 0x10);
+ pm8001_ha->gs_tbl.reserved = pm8001_mr32(address, 0x14);
+ pm8001_ha->gs_tbl.phy_state[0] = pm8001_mr32(address, 0x18);
+ pm8001_ha->gs_tbl.phy_state[1] = pm8001_mr32(address, 0x1C);
+ pm8001_ha->gs_tbl.phy_state[2] = pm8001_mr32(address, 0x20);
+ pm8001_ha->gs_tbl.phy_state[3] = pm8001_mr32(address, 0x24);
+ pm8001_ha->gs_tbl.phy_state[4] = pm8001_mr32(address, 0x28);
+ pm8001_ha->gs_tbl.phy_state[5] = pm8001_mr32(address, 0x2C);
+ pm8001_ha->gs_tbl.phy_state[6] = pm8001_mr32(address, 0x30);
+ pm8001_ha->gs_tbl.phy_state[7] = pm8001_mr32(address, 0x34);
+ pm8001_ha->gs_tbl.reserved1 = pm8001_mr32(address, 0x38);
+ pm8001_ha->gs_tbl.reserved2 = pm8001_mr32(address, 0x3C);
+ pm8001_ha->gs_tbl.reserved3 = pm8001_mr32(address, 0x40);
+ pm8001_ha->gs_tbl.recover_err_info[0] = pm8001_mr32(address, 0x44);
+ pm8001_ha->gs_tbl.recover_err_info[1] = pm8001_mr32(address, 0x48);
+ pm8001_ha->gs_tbl.recover_err_info[2] = pm8001_mr32(address, 0x4C);
+ pm8001_ha->gs_tbl.recover_err_info[3] = pm8001_mr32(address, 0x50);
+ pm8001_ha->gs_tbl.recover_err_info[4] = pm8001_mr32(address, 0x54);
+ pm8001_ha->gs_tbl.recover_err_info[5] = pm8001_mr32(address, 0x58);
+ pm8001_ha->gs_tbl.recover_err_info[6] = pm8001_mr32(address, 0x5C);
+ pm8001_ha->gs_tbl.recover_err_info[7] = pm8001_mr32(address, 0x60);
+}
+
+/**
+ * read_inbnd_queue_table - read the inbound queue table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+read_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
+{
+ int inbQ_num = 1;
+ int i;
+ void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
+ for (i = 0; i < inbQ_num; i++) {
+ u32 offset = i * 0x24;
+ pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
+ get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
+ pm8001_ha->inbnd_q_tbl[i].pi_offset =
+ pm8001_mr32(address, (offset + 0x18));
+ }
+}
+
+/**
+ * read_outbnd_queue_table - read the outbound queue table and save it.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+read_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha)
+{
+ int outbQ_num = 1;
+ int i;
+ void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
+ for (i = 0; i < outbQ_num; i++) {
+ u32 offset = i * 0x24;
+ pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
+ get_pci_bar_index(pm8001_mr32(address, (offset + 0x14)));
+ pm8001_ha->outbnd_q_tbl[i].ci_offset =
+ pm8001_mr32(address, (offset + 0x18));
+ }
+}
+
+/**
+ * init_default_table_values - init the default table.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+init_default_table_values(struct pm8001_hba_info *pm8001_ha)
+{
+ int qn = 1;
+ int i;
+ u32 offsetib, offsetob;
+ void __iomem *addressib = pm8001_ha->inbnd_q_tbl_addr;
+ void __iomem *addressob = pm8001_ha->outbnd_q_tbl_addr;
+
+ pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd = 0;
+ pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3 = 0;
+ pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7 = 0;
+
+ pm8001_ha->main_cfg_tbl.upper_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.lower_event_log_addr =
+ pm8001_ha->memoryMap.region[AAP1].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.event_log_size = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.event_log_option = 0x01;
+ pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_hi;
+ pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr =
+ pm8001_ha->memoryMap.region[IOP].phys_addr_lo;
+ pm8001_ha->main_cfg_tbl.iop_event_log_size = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->main_cfg_tbl.iop_event_log_option = 0x01;
+ pm8001_ha->main_cfg_tbl.fatal_err_interrupt = 0x01;
+ for (i = 0; i < qn; i++) {
+ pm8001_ha->inbnd_q_tbl[i].element_pri_size_cnt =
+ 0x00000100 | (0x00000040 << 16) | (0x00<<30);
+ pm8001_ha->inbnd_q_tbl[i].upper_base_addr =
+ pm8001_ha->memoryMap.region[IB].phys_addr_hi;
+ pm8001_ha->inbnd_q_tbl[i].lower_base_addr =
+ pm8001_ha->memoryMap.region[IB].phys_addr_lo;
+ pm8001_ha->inbnd_q_tbl[i].base_virt =
+ (u8 *)pm8001_ha->memoryMap.region[IB].virt_ptr;
+ pm8001_ha->inbnd_q_tbl[i].total_length =
+ pm8001_ha->memoryMap.region[IB].total_len;
+ pm8001_ha->inbnd_q_tbl[i].ci_upper_base_addr =
+ pm8001_ha->memoryMap.region[CI].phys_addr_hi;
+ pm8001_ha->inbnd_q_tbl[i].ci_lower_base_addr =
+ pm8001_ha->memoryMap.region[CI].phys_addr_lo;
+ pm8001_ha->inbnd_q_tbl[i].ci_virt =
+ pm8001_ha->memoryMap.region[CI].virt_ptr;
+ offsetib = i * 0x20;
+ pm8001_ha->inbnd_q_tbl[i].pi_pci_bar =
+ get_pci_bar_index(pm8001_mr32(addressib,
+ (offsetib + 0x14)));
+ pm8001_ha->inbnd_q_tbl[i].pi_offset =
+ pm8001_mr32(addressib, (offsetib + 0x18));
+ pm8001_ha->inbnd_q_tbl[i].producer_idx = 0;
+ pm8001_ha->inbnd_q_tbl[i].consumer_index = 0;
+ }
+ for (i = 0; i < qn; i++) {
+ pm8001_ha->outbnd_q_tbl[i].element_size_cnt =
+ 256 | (64 << 16) | (1<<30);
+ pm8001_ha->outbnd_q_tbl[i].upper_base_addr =
+ pm8001_ha->memoryMap.region[OB].phys_addr_hi;
+ pm8001_ha->outbnd_q_tbl[i].lower_base_addr =
+ pm8001_ha->memoryMap.region[OB].phys_addr_lo;
+ pm8001_ha->outbnd_q_tbl[i].base_virt =
+ (u8 *)pm8001_ha->memoryMap.region[OB].virt_ptr;
+ pm8001_ha->outbnd_q_tbl[i].total_length =
+ pm8001_ha->memoryMap.region[OB].total_len;
+ pm8001_ha->outbnd_q_tbl[i].pi_upper_base_addr =
+ pm8001_ha->memoryMap.region[PI].phys_addr_hi;
+ pm8001_ha->outbnd_q_tbl[i].pi_lower_base_addr =
+ pm8001_ha->memoryMap.region[PI].phys_addr_lo;
+ pm8001_ha->outbnd_q_tbl[i].interrup_vec_cnt_delay =
+ 0 | (0 << 16) | (0 << 24);
+ pm8001_ha->outbnd_q_tbl[i].pi_virt =
+ pm8001_ha->memoryMap.region[PI].virt_ptr;
+ offsetob = i * 0x24;
+ pm8001_ha->outbnd_q_tbl[i].ci_pci_bar =
+ get_pci_bar_index(pm8001_mr32(addressob,
+ offsetob + 0x14));
+ pm8001_ha->outbnd_q_tbl[i].ci_offset =
+ pm8001_mr32(addressob, (offsetob + 0x18));
+ pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0;
+ pm8001_ha->outbnd_q_tbl[i].producer_index = 0;
+ }
+}
+
+/**
+ * update_main_config_table - update the main default table to the HBA.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+update_main_config_table(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *address = pm8001_ha->main_cfg_tbl_addr;
+ pm8001_mw32(address, 0x24,
+ pm8001_ha->main_cfg_tbl.inbound_q_nppd_hppd);
+ pm8001_mw32(address, 0x28,
+ pm8001_ha->main_cfg_tbl.outbound_hw_event_pid0_3);
+ pm8001_mw32(address, 0x2C,
+ pm8001_ha->main_cfg_tbl.outbound_hw_event_pid4_7);
+ pm8001_mw32(address, 0x30,
+ pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid0_3);
+ pm8001_mw32(address, 0x34,
+ pm8001_ha->main_cfg_tbl.outbound_ncq_event_pid4_7);
+ pm8001_mw32(address, 0x38,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid0_3);
+ pm8001_mw32(address, 0x3C,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ITNexus_event_pid4_7);
+ pm8001_mw32(address, 0x40,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid0_3);
+ pm8001_mw32(address, 0x44,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_ssp_event_pid4_7);
+ pm8001_mw32(address, 0x48,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid0_3);
+ pm8001_mw32(address, 0x4C,
+ pm8001_ha->main_cfg_tbl.outbound_tgt_smp_event_pid4_7);
+ pm8001_mw32(address, 0x50,
+ pm8001_ha->main_cfg_tbl.upper_event_log_addr);
+ pm8001_mw32(address, 0x54,
+ pm8001_ha->main_cfg_tbl.lower_event_log_addr);
+ pm8001_mw32(address, 0x58, pm8001_ha->main_cfg_tbl.event_log_size);
+ pm8001_mw32(address, 0x5C, pm8001_ha->main_cfg_tbl.event_log_option);
+ pm8001_mw32(address, 0x60,
+ pm8001_ha->main_cfg_tbl.upper_iop_event_log_addr);
+ pm8001_mw32(address, 0x64,
+ pm8001_ha->main_cfg_tbl.lower_iop_event_log_addr);
+ pm8001_mw32(address, 0x68, pm8001_ha->main_cfg_tbl.iop_event_log_size);
+ pm8001_mw32(address, 0x6C,
+ pm8001_ha->main_cfg_tbl.iop_event_log_option);
+ pm8001_mw32(address, 0x70,
+ pm8001_ha->main_cfg_tbl.fatal_err_interrupt);
+}
+
+/**
+ * update_inbnd_queue_table - update the inbound queue table to the HBA.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
+{
+ void __iomem *address = pm8001_ha->inbnd_q_tbl_addr;
+ u16 offset = number * 0x20;
+ pm8001_mw32(address, offset + 0x00,
+ pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt);
+ pm8001_mw32(address, offset + 0x04,
+ pm8001_ha->inbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + 0x08,
+ pm8001_ha->inbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + 0x0C,
+ pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr);
+ pm8001_mw32(address, offset + 0x10,
+ pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr);
+}
+
+/**
+ * update_outbnd_queue_table - update the outbound queue table to the HBA.
+ * @pm8001_ha: our hba card information
+ */
+static void __devinit
+update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, int number)
+{
+ void __iomem *address = pm8001_ha->outbnd_q_tbl_addr;
+ u16 offset = number * 0x24;
+ pm8001_mw32(address, offset + 0x00,
+ pm8001_ha->outbnd_q_tbl[number].element_size_cnt);
+ pm8001_mw32(address, offset + 0x04,
+ pm8001_ha->outbnd_q_tbl[number].upper_base_addr);
+ pm8001_mw32(address, offset + 0x08,
+ pm8001_ha->outbnd_q_tbl[number].lower_base_addr);
+ pm8001_mw32(address, offset + 0x0C,
+ pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr);
+ pm8001_mw32(address, offset + 0x10,
+ pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr);
+ pm8001_mw32(address, offset + 0x1C,
+ pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay);
+}
+
+/**
+ * bar4_shift - function is called to shift BAR base address
+ * @pm8001_ha : our hba card infomation
+ * @shiftValue : shifting value in memory bar.
+ */
+static u32 bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue)
+{
+ u32 regVal;
+ u32 max_wait_count;
+
+ /* program the inbound AXI translation Lower Address */
+ pm8001_cw32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW, shiftValue);
+
+ /* confirm the setting is written */
+ max_wait_count = 1 * 1000 * 1000; /* 1 sec */
+ do {
+ udelay(1);
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_IBW_AXI_TRANSLATION_LOW);
+ } while ((regVal != shiftValue) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW"
+ " = 0x%x\n", regVal));
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * mpi_set_phys_g3_with_ssc
+ * @pm8001_ha: our hba card information
+ * @SSCbit: set SSCbit to 0 to disable all phys ssc; 1 to enable all phys ssc.
+ */
+static void __devinit
+mpi_set_phys_g3_with_ssc(struct pm8001_hba_info *pm8001_ha, u32 SSCbit)
+{
+ u32 offset;
+ u32 value;
+ u32 i;
+
+#define SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR 0x00030000
+#define SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR 0x00040000
+#define SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET 0x1074
+#define SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET 0x1074
+#define PHY_SSC_BIT_SHIFT 13
+
+ /*
+ * Using shifted destination address 0x3_0000:0x1074 + 0x4000*N (N=0:3)
+ * Using shifted destination address 0x4_0000:0x1074 + 0x4000*(N-4) (N=4:7)
+ */
+ if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_0_3_SHIFT_ADDR))
+ return;
+ /* set SSC bit of PHY 0 - 3 */
+ for (i = 0; i < 4; i++) {
+ offset = SAS2_SETTINGS_LOCAL_PHY_0_3_OFFSET + 0x4000 * i;
+ value = pm8001_cr32(pm8001_ha, 2, offset);
+ if (SSCbit)
+ value = value | (0x00000001 << PHY_SSC_BIT_SHIFT);
+ else
+ value = value & (~(0x00000001<<PHY_SSC_BIT_SHIFT));
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+
+ /* shift membase 3 for SAS2_SETTINGS_LOCAL_PHY 4 - 7 */
+ if (-1 == bar4_shift(pm8001_ha, SAS2_SETTINGS_LOCAL_PHY_4_7_SHIFT_ADDR))
+ return;
+
+ /* set SSC bit of PHY 4 - 7 */
+ for (i = 4; i < 8; i++) {
+ offset = SAS2_SETTINGS_LOCAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
+ value = pm8001_cr32(pm8001_ha, 2, offset);
+ if (SSCbit)
+ value = value | (0x00000001 << PHY_SSC_BIT_SHIFT);
+ else
+ value = value & (~(0x00000001<<PHY_SSC_BIT_SHIFT));
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+
+ /*set the shifted destination address to 0x0 to avoid error operation */
+ bar4_shift(pm8001_ha, 0x0);
+ return;
+}
+
+/**
+ * mpi_set_open_retry_interval_reg
+ * @pm8001_ha: our hba card information
+ * @interval - interval time for each OPEN_REJECT (RETRY). The units are in 1us.
+ */
+static void __devinit
+mpi_set_open_retry_interval_reg(struct pm8001_hba_info *pm8001_ha,
+ u32 interval)
+{
+ u32 offset;
+ u32 value;
+ u32 i;
+
+#define OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR 0x00030000
+#define OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR 0x00040000
+#define OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET 0x30B4
+#define OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET 0x30B4
+#define OPEN_RETRY_INTERVAL_REG_MASK 0x0000FFFF
+
+ value = interval & OPEN_RETRY_INTERVAL_REG_MASK;
+ /* shift bar and set the OPEN_REJECT(RETRY) interval time of PHY 0 -3.*/
+ if (-1 == bar4_shift(pm8001_ha,
+ OPEN_RETRY_INTERVAL_PHY_0_3_SHIFT_ADDR))
+ return;
+ for (i = 0; i < 4; i++) {
+ offset = OPEN_RETRY_INTERVAL_PHY_0_3_OFFSET + 0x4000 * i;
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+
+ if (-1 == bar4_shift(pm8001_ha,
+ OPEN_RETRY_INTERVAL_PHY_4_7_SHIFT_ADDR))
+ return;
+ for (i = 4; i < 8; i++) {
+ offset = OPEN_RETRY_INTERVAL_PHY_4_7_OFFSET + 0x4000 * (i-4);
+ pm8001_cw32(pm8001_ha, 2, offset, value);
+ }
+ /*set the shifted destination address to 0x0 to avoid error operation */
+ bar4_shift(pm8001_ha, 0x0);
+ return;
+}
+
+/**
+ * mpi_init_check - check firmware initialization status.
+ * @pm8001_ha: our hba card information
+ */
+static int mpi_init_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 max_wait_count;
+ u32 value;
+ u32 gst_len_mpistate;
+ /* Write bit0=1 to Inbound DoorBell Register to tell the SPC FW the
+ table is updated */
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_UPDATE);
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPC_MSGU_CFG_TABLE_UPDATE;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count)
+ return -1;
+ /* check the MPI-State for initialization */
+ gst_len_mpistate =
+ pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
+ GST_GSTLEN_MPIS_OFFSET);
+ if (GST_MPI_STATE_INIT != (gst_len_mpistate & GST_MPI_STATE_MASK))
+ return -1;
+ /* check MPI Initialization error */
+ gst_len_mpistate = gst_len_mpistate >> 16;
+ if (0x0000 != gst_len_mpistate)
+ return -1;
+ return 0;
+}
+
+/**
+ * check_fw_ready - The LLDD check if the FW is ready, if not, return error.
+ * @pm8001_ha: our hba card information
+ */
+static int check_fw_ready(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 value, value1;
+ u32 max_wait_count;
+ /* check error state */
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ /* check AAP error */
+ if (SCRATCH_PAD1_ERR == (value & SCRATCH_PAD_STATE_MASK)) {
+ /* error state */
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
+ return -1;
+ }
+
+ /* check IOP error */
+ if (SCRATCH_PAD2_ERR == (value1 & SCRATCH_PAD_STATE_MASK)) {
+ /* error state */
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3);
+ return -1;
+ }
+
+ /* bit 4-31 of scratch pad1 should be zeros if it is not
+ in error state*/
+ if (value & SCRATCH_PAD1_STATE_MASK) {
+ /* error case */
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0);
+ return -1;
+ }
+
+ /* bit 2, 4-31 of scratch pad2 should be zeros if it is not
+ in error state */
+ if (value1 & SCRATCH_PAD2_STATE_MASK) {
+ /* error case */
+ return -1;
+ }
+
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec timeout */
+
+ /* wait until scratch pad 1 and 2 registers in ready state */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
+ & SCRATCH_PAD1_RDY;
+ value1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
+ & SCRATCH_PAD2_RDY;
+ if ((--max_wait_count) == 0)
+ return -1;
+ } while ((value != SCRATCH_PAD1_RDY) || (value1 != SCRATCH_PAD2_RDY));
+ return 0;
+}
+
+static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha)
+{
+ void __iomem *base_addr;
+ u32 value;
+ u32 offset;
+ u32 pcibar;
+ u32 pcilogic;
+
+ value = pm8001_cr32(pm8001_ha, 0, 0x44);
+ offset = value & 0x03FFFFFF;
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Scratchpad 0 Offset: %x \n", offset));
+ pcilogic = (value & 0xFC000000) >> 26;
+ pcibar = get_pci_bar_index(pcilogic);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Scratchpad 0 PCI BAR: %d \n", pcibar));
+ pm8001_ha->main_cfg_tbl_addr = base_addr =
+ pm8001_ha->io_mem[pcibar].memvirtaddr + offset;
+ pm8001_ha->general_stat_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18);
+ pm8001_ha->inbnd_q_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C);
+ pm8001_ha->outbnd_q_tbl_addr =
+ base_addr + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20);
+}
+
+/**
+ * pm8001_chip_init - the main init function that initialize whole PM8001 chip.
+ * @pm8001_ha: our hba card information
+ */
+static int __devinit pm8001_chip_init(struct pm8001_hba_info *pm8001_ha)
+{
+ /* check the firmware status */
+ if (-1 == check_fw_ready(pm8001_ha)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Firmware is not ready!\n"));
+ return -EBUSY;
+ }
+
+ /* Initialize pci space address eg: mpi offset */
+ init_pci_device_addresses(pm8001_ha);
+ init_default_table_values(pm8001_ha);
+ read_main_config_table(pm8001_ha);
+ read_general_status_table(pm8001_ha);
+ read_inbnd_queue_table(pm8001_ha);
+ read_outbnd_queue_table(pm8001_ha);
+ /* update main config table ,inbound table and outbound table */
+ update_main_config_table(pm8001_ha);
+ update_inbnd_queue_table(pm8001_ha, 0);
+ update_outbnd_queue_table(pm8001_ha, 0);
+ mpi_set_phys_g3_with_ssc(pm8001_ha, 0);
+ mpi_set_open_retry_interval_reg(pm8001_ha, 7);
+ /* notify firmware update finished and check initialization status */
+ if (0 == mpi_init_check(pm8001_ha)) {
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("MPI initialize successful!\n"));
+ } else
+ return -EBUSY;
+ /*This register is a 16-bit timer with a resolution of 1us. This is the
+ timer used for interrupt delay/coalescing in the PCIe Application Layer.
+ Zero is not a valid value. A value of 1 in the register will cause the
+ interrupts to be normal. A value greater than 1 will cause coalescing
+ delays.*/
+ pm8001_cw32(pm8001_ha, 1, 0x0033c0, 0x1);
+ pm8001_cw32(pm8001_ha, 1, 0x0033c4, 0x0);
+ return 0;
+}
+
+static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 max_wait_count;
+ u32 value;
+ u32 gst_len_mpistate;
+ init_pci_device_addresses(pm8001_ha);
+ /* Write bit1=1 to Inbound DoorBell Register to tell the SPC FW the
+ table is stop */
+ pm8001_cw32(pm8001_ha, 0, MSGU_IBDB_SET, SPC_MSGU_CFG_TABLE_RESET);
+
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000;/* 1 sec */
+ do {
+ udelay(1);
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_IBDB_SET);
+ value &= SPC_MSGU_CFG_TABLE_RESET;
+ } while ((value != 0) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value));
+ return -1;
+ }
+
+ /* check the MPI-State for termination in progress */
+ /* wait until Inbound DoorBell Clear Register toggled */
+ max_wait_count = 1 * 1000 * 1000; /* 1 sec */
+ do {
+ udelay(1);
+ gst_len_mpistate =
+ pm8001_mr32(pm8001_ha->general_stat_tbl_addr,
+ GST_GSTLEN_MPIS_OFFSET);
+ if (GST_MPI_STATE_UNINIT ==
+ (gst_len_mpistate & GST_MPI_STATE_MASK))
+ break;
+ } while (--max_wait_count);
+ if (!max_wait_count) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk(" TIME OUT MPI State = 0x%x\n",
+ gst_len_mpistate & GST_MPI_STATE_MASK));
+ return -1;
+ }
+ return 0;
+}
+
+/**
+ * soft_reset_ready_check - Function to check FW is ready for soft reset.
+ * @pm8001_ha: our hba card information
+ */
+static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 regVal, regVal1, regVal2;
+ if (mpi_uninit_check(pm8001_ha) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("MPI state is not ready\n"));
+ return -1;
+ }
+ /* read the scratch pad 2 register bit 2 */
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)
+ & SCRATCH_PAD2_FWRDY_RST;
+ if (regVal == SCRATCH_PAD2_FWRDY_RST) {
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Firmware is ready for reset .\n"));
+ } else {
+ /* Trigger NMI twice via RB6 */
+ if (-1 == bar4_shift(pm8001_ha, RB6_ACCESS_REG)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ RB6_ACCESS_REG));
+ return -1;
+ }
+ pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET,
+ RB6_MAGIC_NUMBER_RST);
+ pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, RB6_MAGIC_NUMBER_RST);
+ /* wait for 100 ms */
+ mdelay(100);
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) &
+ SCRATCH_PAD2_FWRDY_RST;
+ if (regVal != SCRATCH_PAD2_FWRDY_RST) {
+ regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1"
+ "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n",
+ regVal1, regVal2));
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)));
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)));
+ return -1;
+ }
+ }
+ return 0;
+}
+
+/**
+ * pm8001_chip_soft_rst - soft reset the PM8001 chip, so that the clear all
+ * the FW register status to the originated status.
+ * @pm8001_ha: our hba card information
+ * @signature: signature in host scratch pad0 register.
+ */
+static int
+pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha, u32 signature)
+{
+ u32 regVal, toggleVal;
+ u32 max_wait_count;
+ u32 regVal1, regVal2, regVal3;
+
+ /* step1: Check FW is ready for soft reset */
+ if (soft_reset_ready_check(pm8001_ha) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n"));
+ return -1;
+ }
+
+ /* step 2: clear NMI status register on AAP1 and IOP, write the same
+ value to clear */
+ /* map 0x60000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ MBIC_AAP1_ADDR_BASE));
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0);
+ /* map 0x70000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ MBIC_IOP_ADDR_BASE));
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0);
+
+ regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal);
+
+ /* read the scratch pad 1 register bit 2 */
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)
+ & SCRATCH_PAD1_RST;
+ toggleVal = regVal ^ SCRATCH_PAD1_RST;
+
+ /* set signature in host scratch pad0 register to tell SPC that the
+ host performs the soft reset */
+ pm8001_cw32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0, signature);
+
+ /* read required registers for confirmming */
+ /* map 0x0700000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ GSM_ADDR_BASE));
+ return -1;
+ }
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and"
+ " Reset = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
+
+ /* step 3: host read GSM Configuration and Reset register */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
+ /* Put those bits to low */
+ /* GSM XCBI offset = 0x70 0000
+ 0x00 Bit 13 COM_SLV_SW_RSTB 1
+ 0x00 Bit 12 QSSP_SW_RSTB 1
+ 0x00 Bit 11 RAAE_SW_RSTB 1
+ 0x00 Bit 9 RB_1_SW_RSTB 1
+ 0x00 Bit 8 SM_SW_RSTB 1
+ */
+ regVal &= ~(0x00003b00);
+ /* host write GSM Configuration and Reset register */
+ pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM "
+ "Configuration and Reset is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
+
+ /* step 4: */
+ /* disable GSM - Read Address Parity Check */
+ regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700038 - Read Address Parity Check "
+ "Enable = 0x%x\n", regVal1));
+ pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
+ "is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
+
+ /* disable GSM - Write Address Parity Check */
+ regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700040 - Write Address Parity Check"
+ " Enable = 0x%x\n", regVal2));
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700040 - Write Address Parity Check "
+ "Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
+
+ /* disable GSM - Write Data Parity Check */
+ regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x300048 - Write Data Parity Check"
+ " Enable = 0x%x\n", regVal3));
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable"
+ "is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
+
+ /* step 5: delay 10 usec */
+ udelay(10);
+ /* step 5-b: set GPIO-0 output control to tristate anyway */
+ if (-1 == bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) {
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ GPIO_ADDR_BASE));
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GPIO Output Control Register:"
+ " = 0x%x\n", regVal));
+ /* set GPIO-0 output control to tri-state */
+ regVal &= 0xFFFFFFFC;
+ pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal);
+
+ /* Step 6: Reset the IOP and AAP1 */
+ /* map 0x00000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
+ SPC_TOP_LEVEL_ADDR_BASE));
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Top Register before resetting IOP/AAP1"
+ ":= 0x%x\n", regVal));
+ regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 7: Reset the BDMA/OSSP */
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Top Register before resetting BDMA/OSSP"
+ ": = 0x%x\n", regVal));
+ regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 8: delay 10 usec */
+ udelay(10);
+
+ /* step 9: bring the BDMA and OSSP out of reset */
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("Top Register before bringing up BDMA/OSSP"
+ ":= 0x%x\n", regVal));
+ regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 10: delay 10 usec */
+ udelay(10);
+
+ /* step 11: reads and sets the GSM Configuration and Reset Register */
+ /* map 0x0700000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, GSM_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SPC Shift Bar4 to 0x%x failed\n",
+ GSM_ADDR_BASE));
+ return -1;
+ }
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and "
+ "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET);
+ /* Put those bits to high */
+ /* GSM XCBI offset = 0x70 0000
+ 0x00 Bit 13 COM_SLV_SW_RSTB 1
+ 0x00 Bit 12 QSSP_SW_RSTB 1
+ 0x00 Bit 11 RAAE_SW_RSTB 1
+ 0x00 Bit 9 RB_1_SW_RSTB 1
+ 0x00 Bit 8 SM_SW_RSTB 1
+ */
+ regVal |= (GSM_CONFIG_RESET_VALUE);
+ pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM"
+ " Configuration and Reset is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)));
+
+ /* step 12: Restore GSM - Read Address Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK);
+ /* just for debugging */
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable"
+ " = 0x%x\n", regVal));
+ pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700038 - Read Address Parity"
+ " Check Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)));
+ /* Restore GSM - Write Address Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700040 - Write Address Parity Check"
+ " Enable is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)));
+ /* Restore GSM - Write Data Parity Check */
+ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK);
+ pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable"
+ "is set to = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)));
+
+ /* step 13: bring the IOP and AAP1 out of reset */
+ /* map 0x00000 to BAR4(0x20), BAR2(win) */
+ if (-1 == bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Shift Bar4 to 0x%x failed\n",
+ SPC_TOP_LEVEL_ADDR_BASE));
+ return -1;
+ }
+ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET);
+ regVal |= (SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS);
+ pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal);
+
+ /* step 14: delay 10 usec - Normal Mode */
+ udelay(10);
+ /* check Soft Reset Normal mode or Soft Reset HDA mode */
+ if (signature == SPC_SOFT_RESET_SIGNATURE) {
+ /* step 15 (Normal Mode): wait until scratch pad1 register
+ bit 2 toggled */
+ max_wait_count = 2 * 1000 * 1000;/* 2 sec */
+ do {
+ udelay(1);
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1) &
+ SCRATCH_PAD1_RST;
+ } while ((regVal != toggleVal) && (--max_wait_count));
+
+ if (!max_wait_count) {
+ regVal = pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_1);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("TIMEOUT : ToggleVal 0x%x,"
+ "MSGU_SCRATCH_PAD1 = 0x%x\n",
+ toggleVal, regVal));
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_0)));
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD2 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_2)));
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_3)));
+ return -1;
+ }
+
+ /* step 16 (Normal) - Clear ODMR and ODCR */
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
+
+ /* step 17 (Normal Mode): wait for the FW and IOP to get
+ ready - 1 sec timeout */
+ /* Wait for the SPC Configuration Table to be ready */
+ if (check_fw_ready(pm8001_ha) == -1) {
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1);
+ /* return error if MPI Configuration Table not ready */
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("FW not ready SCRATCH_PAD1"
+ " = 0x%x\n", regVal));
+ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2);
+ /* return error if MPI Configuration Table not ready */
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("FW not ready SCRATCH_PAD2"
+ " = 0x%x\n", regVal));
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD0 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_0)));
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("SCRATCH_PAD3 value = 0x%x\n",
+ pm8001_cr32(pm8001_ha, 0,
+ MSGU_SCRATCH_PAD_3)));
+ return -1;
+ }
+ }
+
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("SPC soft reset Complete\n"));
+ return 0;
+}
+
+static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 i;
+ u32 regVal;
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("chip reset start\n"));
+
+ /* do SPC chip reset. */
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
+ regVal &= ~(SPC_REG_RESET_DEVICE);
+ pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
+
+ /* delay 10 usec */
+ udelay(10);
+
+ /* bring chip reset out of reset */
+ regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET);
+ regVal |= SPC_REG_RESET_DEVICE;
+ pm8001_cw32(pm8001_ha, 1, SPC_REG_RESET, regVal);
+
+ /* delay 10 usec */
+ udelay(10);
+
+ /* wait for 20 msec until the firmware gets reloaded */
+ i = 20;
+ do {
+ mdelay(1);
+ } while ((--i) != 0);
+
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("chip reset finished\n"));
+}
+
+/**
+ * pm8001_chip_iounmap - which maped when initilized.
+ * @pm8001_ha: our hba card information
+ */
+static void pm8001_chip_iounmap(struct pm8001_hba_info *pm8001_ha)
+{
+ s8 bar, logical = 0;
+ for (bar = 0; bar < 6; bar++) {
+ /*
+ ** logical BARs for SPC:
+ ** bar 0 and 1 - logical BAR0
+ ** bar 2 and 3 - logical BAR1
+ ** bar4 - logical BAR2
+ ** bar5 - logical BAR3
+ ** Skip the appropriate assignments:
+ */
+ if ((bar == 1) || (bar == 3))
+ continue;
+ if (pm8001_ha->io_mem[logical].memvirtaddr) {
+ iounmap(pm8001_ha->io_mem[logical].memvirtaddr);
+ logical++;
+ }
+ }
+}
+
+/**
+ * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_intx_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_CLEAR_ALL);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, ODCR_CLEAR_ALL);
+}
+
+ /**
+ * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_intx_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODMR, ODMR_MASK_ALL);
+}
+
+/**
+ * pm8001_chip_msix_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_msix_interrupt_enable(struct pm8001_hba_info *pm8001_ha,
+ u32 int_vec_idx)
+{
+ u32 msi_index;
+ u32 value;
+ msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
+ msi_index += MSIX_TABLE_BASE;
+ pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_ENABLE);
+ value = (1 << int_vec_idx);
+ pm8001_cw32(pm8001_ha, 0, MSGU_ODCR, value);
+
+}
+
+/**
+ * pm8001_chip_msix_interrupt_disable - disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_msix_interrupt_disable(struct pm8001_hba_info *pm8001_ha,
+ u32 int_vec_idx)
+{
+ u32 msi_index;
+ msi_index = int_vec_idx * MSIX_TABLE_ELEMENT_SIZE;
+ msi_index += MSIX_TABLE_BASE;
+ pm8001_cw32(pm8001_ha, 0, msi_index, MSIX_INTERRUPT_DISABLE);
+
+}
+/**
+ * pm8001_chip_interrupt_enable - enable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_interrupt_enable(struct pm8001_hba_info *pm8001_ha)
+{
+#ifdef PM8001_USE_MSIX
+ pm8001_chip_msix_interrupt_enable(pm8001_ha, 0);
+ return;
+#endif
+ pm8001_chip_intx_interrupt_enable(pm8001_ha);
+
+}
+
+/**
+ * pm8001_chip_intx_interrupt_disable- disable PM8001 chip interrupt
+ * @pm8001_ha: our hba card information
+ */
+static void
+pm8001_chip_interrupt_disable(struct pm8001_hba_info *pm8001_ha)
+{
+#ifdef PM8001_USE_MSIX
+ pm8001_chip_msix_interrupt_disable(pm8001_ha, 0);
+ return;
+#endif
+ pm8001_chip_intx_interrupt_disable(pm8001_ha);
+
+}
+
+/**
+ * mpi_msg_free_get- get the free message buffer for transfer inbound queue.
+ * @circularQ: the inbound queue we want to transfer to HBA.
+ * @messageSize: the message size of this transfer, normally it is 64 bytes
+ * @messagePtr: the pointer to message.
+ */
+static u32 mpi_msg_free_get(struct inbound_queue_table *circularQ,
+ u16 messageSize, void **messagePtr)
+{
+ u32 offset, consumer_index;
+ struct mpi_msg_hdr *msgHeader;
+ u8 bcCount = 1; /* only support single buffer */
+
+ /* Checks is the requested message size can be allocated in this queue*/
+ if (messageSize > 64) {
+ *messagePtr = NULL;
+ return -1;
+ }
+
+ /* Stores the new consumer index */
+ consumer_index = pm8001_read_32(circularQ->ci_virt);
+ circularQ->consumer_index = cpu_to_le32(consumer_index);
+ if (((circularQ->producer_idx + bcCount) % 256) ==
+ circularQ->consumer_index) {
+ *messagePtr = NULL;
+ return -1;
+ }
+ /* get memory IOMB buffer address */
+ offset = circularQ->producer_idx * 64;
+ /* increment to next bcCount element */
+ circularQ->producer_idx = (circularQ->producer_idx + bcCount) % 256;
+ /* Adds that distance to the base of the region virtual address plus
+ the message header size*/
+ msgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + offset);
+ *messagePtr = ((void *)msgHeader) + sizeof(struct mpi_msg_hdr);
+ return 0;
+}
+
+/**
+ * mpi_build_cmd- build the message queue for transfer, update the PI to FW
+ * to tell the fw to get this message from IOMB.
+ * @pm8001_ha: our hba card information
+ * @circularQ: the inbound queue we want to transfer to HBA.
+ * @opCode: the operation code represents commands which LLDD and fw recognized.
+ * @payload: the command payload of each operation command.
+ */
+static u32 mpi_build_cmd(struct pm8001_hba_info *pm8001_ha,
+ struct inbound_queue_table *circularQ,
+ u32 opCode, void *payload)
+{
+ u32 Header = 0, hpriority = 0, bc = 1, category = 0x02;
+ u32 responseQueue = 0;
+ void *pMessage;
+
+ if (mpi_msg_free_get(circularQ, 64, &pMessage) < 0) {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("No free mpi buffer \n"));
+ return -1;
+ }
+
+ /*Copy to the payload*/
+ memcpy(pMessage, payload, (64 - sizeof(struct mpi_msg_hdr)));
+
+ /*Build the header*/
+ Header = ((1 << 31) | (hpriority << 30) | ((bc & 0x1f) << 24)
+ | ((responseQueue & 0x3F) << 16)
+ | ((category & 0xF) << 12) | (opCode & 0xFFF));
+
+ pm8001_write_32((pMessage - 4), 0, cpu_to_le32(Header));
+ /*Update the PI to the firmware*/
+ pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar,
+ circularQ->pi_offset, circularQ->producer_idx);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("after PI= %d CI= %d \n", circularQ->producer_idx,
+ circularQ->consumer_index));
+ return 0;
+}
+
+static u32 mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ, u8 bc)
+{
+ u32 producer_index;
+ /* free the circular queue buffer elements associated with the message*/
+ circularQ->consumer_idx = (circularQ->consumer_idx + bc) % 256;
+ /* update the CI of outbound queue */
+ pm8001_cw32(pm8001_ha, circularQ->ci_pci_bar, circularQ->ci_offset,
+ circularQ->consumer_idx);
+ /* Update the producer index from SPC*/
+ producer_index = pm8001_read_32(circularQ->pi_virt);
+ circularQ->producer_index = cpu_to_le32(producer_index);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx,
+ circularQ->producer_index));
+ return 0;
+}
+
+/**
+ * mpi_msg_consume- get the MPI message from outbound queue message table.
+ * @pm8001_ha: our hba card information
+ * @circularQ: the outbound queue table.
+ * @messagePtr1: the message contents of this outbound message.
+ * @pBC: the message size.
+ */
+static u32 mpi_msg_consume(struct pm8001_hba_info *pm8001_ha,
+ struct outbound_queue_table *circularQ,
+ void **messagePtr1, u8 *pBC)
+{
+ struct mpi_msg_hdr *msgHeader;
+ __le32 msgHeader_tmp;
+ u32 header_tmp;
+ do {
+ /* If there are not-yet-delivered messages ... */
+ if (circularQ->producer_index != circularQ->consumer_idx) {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("process an IOMB\n"));
+ /*Get the pointer to the circular queue buffer element*/
+ msgHeader = (struct mpi_msg_hdr *)
+ (circularQ->base_virt +
+ circularQ->consumer_idx * 64);
+ /* read header */
+ header_tmp = pm8001_read_32(msgHeader);
+ msgHeader_tmp = cpu_to_le32(header_tmp);
+ if (0 != (msgHeader_tmp & 0x80000000)) {
+ if (OPC_OUB_SKIP_ENTRY !=
+ (msgHeader_tmp & 0xfff)) {
+ *messagePtr1 =
+ ((u8 *)msgHeader) +
+ sizeof(struct mpi_msg_hdr);
+ *pBC = (u8)((msgHeader_tmp >> 24) &
+ 0x1f);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("mpi_msg_consume"
+ ": CI=%d PI=%d msgHeader=%x\n",
+ circularQ->consumer_idx,
+ circularQ->producer_index,
+ msgHeader_tmp));
+ return MPI_IO_STATUS_SUCCESS;
+ } else {
+ u32 producer_index;
+ void *pi_virt = circularQ->pi_virt;
+ /* free the circular queue buffer
+ elements associated with the message*/
+ circularQ->consumer_idx =
+ (circularQ->consumer_idx +
+ ((msgHeader_tmp >> 24) & 0x1f))
+ % 256;
+ /* update the CI of outbound queue */
+ pm8001_cw32(pm8001_ha,
+ circularQ->ci_pci_bar,
+ circularQ->ci_offset,
+ circularQ->consumer_idx);
+ /* Update the producer index from SPC */
+ producer_index =
+ pm8001_read_32(pi_virt);
+ circularQ->producer_index =
+ cpu_to_le32(producer_index);
+ }
+ } else
+ return MPI_IO_STATUS_FAIL;
+ }
+ } while (circularQ->producer_index != circularQ->consumer_idx);
+ /* while we don't have any more not-yet-delivered message */
+ /* report empty */
+ return MPI_IO_STATUS_BUSY;
+}
+
+static void pm8001_work_queue(struct work_struct *work)
+{
+ struct delayed_work *dw = container_of(work, struct delayed_work, work);
+ struct pm8001_wq *wq = container_of(dw, struct pm8001_wq, work_q);
+ struct pm8001_device *pm8001_dev;
+ struct domain_device *dev;
+
+ switch (wq->handler) {
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ pm8001_dev = wq->data;
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
+ pm8001_dev = wq->data;
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_DS_IN_ERROR:
+ pm8001_dev = wq->data;
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ pm8001_dev = wq->data;
+ dev = pm8001_dev->sas_device;
+ pm8001_I_T_nexus_reset(dev);
+ break;
+ }
+ list_del(&wq->entry);
+ kfree(wq);
+}
+
+static int pm8001_handle_event(struct pm8001_hba_info *pm8001_ha, void *data,
+ int handler)
+{
+ struct pm8001_wq *wq;
+ int ret = 0;
+
+ wq = kmalloc(sizeof(struct pm8001_wq), GFP_ATOMIC);
+ if (wq) {
+ wq->pm8001_ha = pm8001_ha;
+ wq->data = data;
+ wq->handler = handler;
+ INIT_DELAYED_WORK(&wq->work_q, pm8001_work_queue);
+ list_add_tail(&wq->entry, &pm8001_ha->wq_list);
+ schedule_delayed_work(&wq->work_q, 0);
+ } else
+ ret = -ENOMEM;
+
+ return ret;
+}
+
+/**
+ * mpi_ssp_completion- process the event that FW response to the SSP request.
+ * @pm8001_ha: our hba card information
+ * @piomb: the message contents of this outbound message.
+ *
+ * When FW has completed a ssp request for example a IO request, after it has
+ * filled the SG data with the data, it will trigger this event represent
+ * that he has finished the job,please check the coresponding buffer.
+ * So we will tell the caller who maybe waiting the result to tell upper layer
+ * that the task has been finished.
+ */
+static int
+mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status;
+ u32 param;
+ u32 tag;
+ struct ssp_completion_resp *psspPayload;
+ struct task_status_struct *ts;
+ struct ssp_response_iu *iu;
+ struct pm8001_device *pm8001_dev;
+ psspPayload = (struct ssp_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psspPayload->status);
+ tag = le32_to_cpu(psspPayload->tag);
+ ccb = &pm8001_ha->ccb_info[tag];
+ pm8001_dev = ccb->device;
+ param = le32_to_cpu(psspPayload->param);
+
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("OPC_OUB_SSP_COMP\n"));
+ t = ccb->task;
+
+ if (status)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("sas IO status 0x%x\n", status));
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return -1;
+ ts = &t->task_status;
+ switch (status) {
+ case IO_SUCCESS:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS"
+ ",param = %d \n", param));
+ if (param == 0) {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_GOOD;
+ } else {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PROTO_RESPONSE;
+ ts->residual = param;
+ iu = &psspPayload->ssp_resp_iu;
+ sas_ssp_task_response(pm8001_ha->dev, t, iu);
+ }
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_ABORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_ABORTED IOMB Tag \n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ break;
+ case IO_UNDERFLOW:
+ /* SSP Completion with error */
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW"
+ ",param = %d \n", param));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ ts->residual = param;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_NO_DEVICE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_NO_DEVICE\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_PHY_DOWN;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
+ "NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_DMA:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_DMA\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_PORT_IN_RESET:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_PORT_IN_RESET\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_DS_NON_OPERATIONAL);
+ break;
+ case IO_DS_IN_RECOVERY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_IN_RECOVERY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_TM_TAG_NOT_FOUND:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_TM_TAG_NOT_FOUND\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_SSP_EXT_IU_ZERO_LEN_ERROR:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ default:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("Unknown status 0x%x\n", status));
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ }
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("scsi_satus = %x \n ",
+ psspPayload->ssp_resp_iu.status));
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
+ " io_status 0x%x resp 0x%x "
+ "stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat));
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+ return 0;
+}
+
+/*See the comments for mpi_ssp_completion */
+static int mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
+{
+ struct sas_task *t;
+ unsigned long flags;
+ struct task_status_struct *ts;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct ssp_event_resp *psspPayload =
+ (struct ssp_event_resp *)(piomb + 4);
+ u32 event = le32_to_cpu(psspPayload->event);
+ u32 tag = le32_to_cpu(psspPayload->tag);
+ u32 port_id = le32_to_cpu(psspPayload->port_id);
+ u32 dev_id = le32_to_cpu(psspPayload->device_id);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+ if (event)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("sas IO status 0x%x\n", event));
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return -1;
+ ts = &t->task_status;
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("port_id = %x,device_id = %x\n",
+ port_id, dev_id));
+ switch (event) {
+ case IO_OVERFLOW:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");)
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_INTERRUPTED;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
+ "_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ if (!t->uldd_task)
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
+ "NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_XFER_ERROR_UNEXPECTED_PHASE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_OVERRUN:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ case IO_XFER_CMD_FRAME_ISSUED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n"));
+ return 0;
+ default:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("Unknown status 0x%x\n", event));
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
+ " event 0x%x resp 0x%x "
+ "stat 0x%x but aborted by upper layer!\n",
+ t, event, ts->resp, ts->stat));
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+ return 0;
+}
+
+/*See the comments for mpi_ssp_completion */
+static int
+mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 param;
+ u32 status;
+ u32 tag;
+ struct sata_completion_resp *psataPayload;
+ struct task_status_struct *ts;
+ struct ata_task_resp *resp ;
+ u32 *sata_resp;
+ struct pm8001_device *pm8001_dev;
+
+ psataPayload = (struct sata_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psataPayload->status);
+ tag = le32_to_cpu(psataPayload->tag);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ param = le32_to_cpu(psataPayload->param);
+ t = ccb->task;
+ ts = &t->task_status;
+ pm8001_dev = ccb->device;
+ if (status)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("sata IO status 0x%x\n", status));
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return -1;
+
+ switch (status) {
+ case IO_SUCCESS:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
+ if (param == 0) {
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_GOOD;
+ } else {
+ u8 len;
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PROTO_RESPONSE;
+ ts->residual = param;
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("SAS_PROTO_RESPONSE len = %d\n",
+ param));
+ sata_resp = &psataPayload->sata_resp[0];
+ resp = (struct ata_task_resp *)ts->buf;
+ if (t->ata_task.dma_xfer == 0 &&
+ t->data_dir == PCI_DMA_FROMDEVICE) {
+ len = sizeof(struct pio_setup_fis);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("PIO read len = %d\n", len));
+ } else if (t->ata_task.use_ncq) {
+ len = sizeof(struct set_dev_bits_fis);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("FPDMA len = %d\n", len));
+ } else {
+ len = sizeof(struct dev_to_host_fis);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("other len = %d\n", len));
+ }
+ if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) {
+ resp->frame_len = len;
+ memcpy(&resp->ending_fis[0], sata_resp, len);
+ ts->buf_valid_size = sizeof(*resp);
+ } else
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("response to large \n"));
+ }
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_ABORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_ABORTED IOMB Tag \n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ /* following cases are to do cases */
+ case IO_UNDERFLOW:
+ /* SATA Completion with error */
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_UNDERFLOW param = %d\n", param));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ ts->residual = param;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_NO_DEVICE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_NO_DEVICE\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_PHY_DOWN;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_INTERRUPTED;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
+ "_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/*in order to force CPU ordering*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/*ditto*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
+ "NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES"
+ "_BUSY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* ditto*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_ACK_NAK_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_DMA:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_DMA\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ break;
+ case IO_XFER_ERROR_SATA_LINK_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_XFER_ERROR_REJECTED_NCQ_MODE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_PORT_IN_RESET:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_PORT_IN_RESET\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha, pm8001_dev,
+ IO_DS_NON_OPERATIONAL);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/*ditto*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_DS_IN_RECOVERY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" IO_DS_IN_RECOVERY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_DS_IN_ERROR:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_IN_ERROR\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha, pm8001_dev,
+ IO_DS_IN_ERROR);
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/*ditto*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ default:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("Unknown status 0x%x\n", status));
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("task 0x%p done with io_status 0x%x"
+ " resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat));
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* ditto */
+ t->task_done(t);
+ }
+ return 0;
+}
+
+/*See the comments for mpi_ssp_completion */
+static int mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
+{
+ struct sas_task *t;
+ unsigned long flags;
+ struct task_status_struct *ts;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct sata_event_resp *psataPayload =
+ (struct sata_event_resp *)(piomb + 4);
+ u32 event = le32_to_cpu(psataPayload->event);
+ u32 tag = le32_to_cpu(psataPayload->tag);
+ u32 port_id = le32_to_cpu(psataPayload->port_id);
+ u32 dev_id = le32_to_cpu(psataPayload->device_id);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ t = ccb->task;
+ pm8001_dev = ccb->device;
+ if (event)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("sata IO status 0x%x\n", event));
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return -1;
+ ts = &t->task_status;
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("port_id = %x,device_id = %x\n",
+ port_id, dev_id));
+ switch (event) {
+ case IO_OVERFLOW:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_INTERRUPTED;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT"
+ "_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_EPROTO;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ if (!t->uldd_task) {
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_QUEUE_FULL;
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/*ditto*/
+ t->task_done(t);
+ return 0;
+ }
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
+ ts->resp = SAS_TASK_UNDELIVERED;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
+ "NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_NAK_RECEIVED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_PEER_ABORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_NAK_R_ERR;
+ break;
+ case IO_XFER_ERROR_REJECTED_NCQ_MODE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_UNDERRUN;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_UNEXPECTED_PHASE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_OVERRUN:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_OFFSET_MISMATCH:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_ERROR_XFER_ZERO_DATA_LEN:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ case IO_XFER_CMD_FRAME_ISSUED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n"));
+ break;
+ case IO_XFER_PIO_SETUP_ERROR:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ default:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("Unknown status 0x%x\n", event));
+ /* not allowed case. Therefore, return failed status */
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_TO;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("task 0x%p done with io_status 0x%x"
+ " resp 0x%x stat 0x%x but aborted by upper layer!\n",
+ t, event, ts->resp, ts->stat));
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+ return 0;
+}
+
+/*See the comments for mpi_ssp_completion */
+static int
+mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 param;
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status;
+ u32 tag;
+ struct smp_completion_resp *psmpPayload;
+ struct task_status_struct *ts;
+ struct pm8001_device *pm8001_dev;
+
+ psmpPayload = (struct smp_completion_resp *)(piomb + 4);
+ status = le32_to_cpu(psmpPayload->status);
+ tag = le32_to_cpu(psmpPayload->tag);
+
+ ccb = &pm8001_ha->ccb_info[tag];
+ param = le32_to_cpu(psmpPayload->param);
+ t = ccb->task;
+ ts = &t->task_status;
+ pm8001_dev = ccb->device;
+ if (status)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("smp IO status 0x%x\n", status));
+ if (unlikely(!t || !t->lldd_task || !t->dev))
+ return -1;
+
+ switch (status) {
+ case IO_SUCCESS:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_GOOD;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_ABORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_ABORTED IOMB\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_ABORTED_TASK;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_OVERFLOW:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DATA_OVERRUN;
+ ts->residual = 0;
+ if (pm8001_dev)
+ pm8001_dev->running_req--;
+ break;
+ case IO_NO_DEVICE:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_PHY_DOWN;
+ break;
+ case IO_ERROR_HW_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_ERROR_HW_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_BUSY;
+ break;
+ case IO_XFER_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_BUSY;
+ break;
+ case IO_XFER_ERROR_PHY_NOT_READY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_BUSY;
+ break;
+ case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_ZONE_VIOLATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ break;
+ case IO_OPEN_CNX_ERROR_BREAK:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_CONT0;
+ break;
+ case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_UNKNOWN;
+ pm8001_handle_event(pm8001_ha,
+ pm8001_dev,
+ IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS);
+ break;
+ case IO_OPEN_CNX_ERROR_BAD_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_BAD_DEST;
+ break;
+ case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_"
+ "NOT_SUPPORTED\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_CONN_RATE;
+ break;
+ case IO_OPEN_CNX_ERROR_WRONG_DESTINATION:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_WRONG_DEST;
+ break;
+ case IO_XFER_ERROR_RX_FRAME:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_ERROR_RX_FRAME\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_XFER_OPEN_RETRY_TIMEOUT:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_ERROR_INTERNAL_SMP_RESOURCE:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_QUEUE_FULL;
+ break;
+ case IO_PORT_IN_RESET:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_PORT_IN_RESET\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_DS_NON_OPERATIONAL:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_NON_OPERATIONAL\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ break;
+ case IO_DS_IN_RECOVERY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_DS_IN_RECOVERY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_OPEN_REJECT;
+ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY;
+ break;
+ default:
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("Unknown status 0x%x\n", status));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAS_DEV_NO_RESPONSE;
+ /* not allowed case. Therefore, return failed status */
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with"
+ " io_status 0x%x resp 0x%x "
+ "stat 0x%x but aborted by upper layer!\n",
+ t, status, ts->resp, ts->stat));
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ } else {
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, tag);
+ mb();/* in order to force CPU ordering */
+ t->task_done(t);
+ }
+ return 0;
+}
+
+static void
+mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct set_dev_state_resp *pPayload =
+ (struct set_dev_state_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ struct pm8001_device *pm8001_dev = ccb->device;
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 device_id = le32_to_cpu(pPayload->device_id);
+ u8 pds = le32_to_cpu(pPayload->pds_nds) | PDS_BITS;
+ u8 nds = le32_to_cpu(pPayload->pds_nds) | NDS_BITS;
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state "
+ "from 0x%x to 0x%x status = 0x%x!\n",
+ device_id, pds, nds, status));
+ complete(pm8001_dev->setds_completion);
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, tag);
+}
+
+static void
+mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct get_nvm_data_resp *pPayload =
+ (struct get_nvm_data_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
+ complete(pm8001_ha->nvmd_completion);
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n"));
+ if ((dlen_status & NVMD_STAT) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Set nvm data error!\n"));
+ return;
+ }
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, tag);
+}
+
+static void
+mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct fw_control_ex *fw_control_context;
+ struct get_nvm_data_resp *pPayload =
+ (struct get_nvm_data_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(pPayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ u32 dlen_status = le32_to_cpu(pPayload->dlen_status);
+ u32 ir_tds_bn_dps_das_nvm =
+ le32_to_cpu(pPayload->ir_tda_bn_dps_das_nvm);
+ void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr;
+ fw_control_context = ccb->fw_control_context;
+
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n"));
+ if ((dlen_status & NVMD_STAT) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Get nvm data error!\n"));
+ complete(pm8001_ha->nvmd_completion);
+ return;
+ }
+
+ if (ir_tds_bn_dps_das_nvm & IPMode) {
+ /* indirect mode - IR bit set */
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("Get NVMD success, IR=1\n"));
+ if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) {
+ if (ir_tds_bn_dps_das_nvm == 0x80a80200) {
+ memcpy(pm8001_ha->sas_addr,
+ ((u8 *)virt_addr + 4),
+ SAS_ADDR_SIZE);
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("Get SAS address"
+ " from VPD successfully!\n"));
+ }
+ } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM)
+ || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) ||
+ ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == EXPAN_ROM)) {
+ ;
+ } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == AAP1_RDUMP)
+ || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == IOP_RDUMP)) {
+ ;
+ } else {
+ /* Should not be happened*/
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("(IR=1)Wrong Device type 0x%x\n",
+ ir_tds_bn_dps_das_nvm));
+ }
+ } else /* direct mode */{
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n",
+ (dlen_status & NVMD_LEN) >> 24));
+ }
+ memcpy((void *)(fw_control_context->usrAddr),
+ (void *)(pm8001_ha->memoryMap.region[NVMD].virt_ptr),
+ fw_control_context->len);
+ complete(pm8001_ha->nvmd_completion);
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, tag);
+}
+
+static int mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct local_phy_ctl_resp *pPayload =
+ (struct local_phy_ctl_resp *)(piomb + 4);
+ u32 status = le32_to_cpu(pPayload->status);
+ u32 phy_id = le32_to_cpu(pPayload->phyop_phyid) & ID_BITS;
+ u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS;
+ if (status != 0) {
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("%x phy execute %x phy op failed! \n",
+ phy_id, phy_op));
+ } else
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("%x phy execute %x phy op success! \n",
+ phy_id, phy_op));
+ return 0;
+}
+
+/**
+ * pm8001_bytes_dmaed - one of the interface function communication with libsas
+ * @pm8001_ha: our hba card information
+ * @i: which phy that received the event.
+ *
+ * when HBA driver received the identify done event or initiate FIS received
+ * event(for SATA), it will invoke this function to notify the sas layer that
+ * the sas toplogy has formed, please discover the the whole sas domain,
+ * while receive a broadcast(change) primitive just tell the sas
+ * layer to discover the changed domain rather than the whole domain.
+ */
+static void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i)
+{
+ struct pm8001_phy *phy = &pm8001_ha->phy[i];
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+ struct sas_ha_struct *sas_ha;
+ if (!phy->phy_attached)
+ return;
+
+ sas_ha = pm8001_ha->sas;
+ if (sas_phy->phy) {
+ struct sas_phy *sphy = sas_phy->phy;
+ sphy->negotiated_linkrate = sas_phy->linkrate;
+ sphy->minimum_linkrate = phy->minimum_linkrate;
+ sphy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
+ sphy->maximum_linkrate = phy->maximum_linkrate;
+ sphy->maximum_linkrate_hw = phy->maximum_linkrate;
+ }
+
+ if (phy->phy_type & PORT_TYPE_SAS) {
+ struct sas_identify_frame *id;
+ id = (struct sas_identify_frame *)phy->frame_rcvd;
+ id->dev_type = phy->identify.device_type;
+ id->initiator_bits = SAS_PROTOCOL_ALL;
+ id->target_bits = phy->identify.target_port_protocols;
+ } else if (phy->phy_type & PORT_TYPE_SATA) {
+ /*Nothing*/
+ }
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i));
+
+ sas_phy->frame_rcvd_size = phy->frame_rcvd_size;
+ pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED);
+}
+
+/* Get the link rate speed */
+static void get_lrate_mode(struct pm8001_phy *phy, u8 link_rate)
+{
+ struct sas_phy *sas_phy = phy->sas_phy.phy;
+
+ switch (link_rate) {
+ case PHY_SPEED_60:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_6_0_GBPS;
+ phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_6_0_GBPS;
+ break;
+ case PHY_SPEED_30:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_3_0_GBPS;
+ phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_3_0_GBPS;
+ break;
+ case PHY_SPEED_15:
+ phy->sas_phy.linkrate = SAS_LINK_RATE_1_5_GBPS;
+ phy->sas_phy.phy->negotiated_linkrate = SAS_LINK_RATE_1_5_GBPS;
+ break;
+ }
+ sas_phy->negotiated_linkrate = phy->sas_phy.linkrate;
+ sas_phy->maximum_linkrate_hw = SAS_LINK_RATE_6_0_GBPS;
+ sas_phy->minimum_linkrate_hw = SAS_LINK_RATE_1_5_GBPS;
+ sas_phy->maximum_linkrate = SAS_LINK_RATE_6_0_GBPS;
+ sas_phy->minimum_linkrate = SAS_LINK_RATE_1_5_GBPS;
+}
+
+/**
+ * asd_get_attached_sas_addr -- extract/generate attached SAS address
+ * @phy: pointer to asd_phy
+ * @sas_addr: pointer to buffer where the SAS address is to be written
+ *
+ * This function extracts the SAS address from an IDENTIFY frame
+ * received. If OOB is SATA, then a SAS address is generated from the
+ * HA tables.
+ *
+ * LOCKING: the frame_rcvd_lock needs to be held since this parses the frame
+ * buffer.
+ */
+static void pm8001_get_attached_sas_addr(struct pm8001_phy *phy,
+ u8 *sas_addr)
+{
+ if (phy->sas_phy.frame_rcvd[0] == 0x34
+ && phy->sas_phy.oob_mode == SATA_OOB_MODE) {
+ struct pm8001_hba_info *pm8001_ha = phy->sas_phy.ha->lldd_ha;
+ /* FIS device-to-host */
+ u64 addr = be64_to_cpu(*(__be64 *)pm8001_ha->sas_addr);
+ addr += phy->sas_phy.id;
+ *(__be64 *)sas_addr = cpu_to_be64(addr);
+ } else {
+ struct sas_identify_frame *idframe =
+ (void *) phy->sas_phy.frame_rcvd;
+ memcpy(sas_addr, idframe->sas_addr, SAS_ADDR_SIZE);
+ }
+}
+
+/**
+ * pm8001_hw_event_ack_req- For PM8001,some events need to acknowage to FW.
+ * @pm8001_ha: our hba card information
+ * @Qnum: the outbound queue message number.
+ * @SEA: source of event to ack
+ * @port_id: port id.
+ * @phyId: phy id.
+ * @param0: parameter 0.
+ * @param1: parameter 1.
+ */
+static void pm8001_hw_event_ack_req(struct pm8001_hba_info *pm8001_ha,
+ u32 Qnum, u32 SEA, u32 port_id, u32 phyId, u32 param0, u32 param1)
+{
+ struct hw_event_ack_req payload;
+ u32 opc = OPC_INB_SAS_HW_EVENT_ACK;
+
+ struct inbound_queue_table *circularQ;
+
+ memset((u8 *)&payload, 0, sizeof(payload));
+ circularQ = &pm8001_ha->inbnd_q_tbl[Qnum];
+ payload.tag = 1;
+ payload.sea_phyid_portid = cpu_to_le32(((SEA & 0xFFFF) << 8) |
+ ((phyId & 0x0F) << 4) | (port_id & 0x0F));
+ payload.param0 = cpu_to_le32(param0);
+ payload.param1 = cpu_to_le32(param1);
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+}
+
+static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op);
+
+/**
+ * hw_event_sas_phy_up -FW tells me a SAS phy up event.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 link_rate =
+ (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ struct sas_ha_struct *sas_ha = pm8001_ha->sas;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ unsigned long flags;
+ u8 deviceType = pPayload->sas_identify.dev_type;
+
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_SAS_PHY_UP \n"));
+
+ switch (deviceType) {
+ case SAS_PHY_UNUSED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("device type no device.\n"));
+ break;
+ case SAS_END_DEVICE:
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n"));
+ pm8001_chip_phy_ctl_req(pm8001_ha, phy_id,
+ PHY_NOTIFY_ENABLE_SPINUP);
+ get_lrate_mode(phy, link_rate);
+ break;
+ case SAS_EDGE_EXPANDER_DEVICE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("expander device.\n"));
+ get_lrate_mode(phy, link_rate);
+ break;
+ case SAS_FANOUT_EXPANDER_DEVICE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("fanout expander device.\n"));
+ get_lrate_mode(phy, link_rate);
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("unkown device type(%x)\n", deviceType));
+ break;
+ }
+ phy->phy_type |= PORT_TYPE_SAS;
+ phy->identify.device_type = deviceType;
+ phy->phy_attached = 1;
+ if (phy->identify.device_type == SAS_END_DEV)
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SSP;
+ else if (phy->identify.device_type != NO_DEVICE)
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SMP;
+ phy->sas_phy.oob_mode = SAS_OOB_MODE;
+ sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
+ spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
+ memcpy(phy->frame_rcvd, &pPayload->sas_identify,
+ sizeof(struct sas_identify_frame)-4);
+ phy->frame_rcvd_size = sizeof(struct sas_identify_frame) - 4;
+ pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
+ spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
+ if (pm8001_ha->flags == PM8001F_RUN_TIME)
+ mdelay(200);/*delay a moment to wait disk to spinup*/
+ pm8001_bytes_dmaed(pm8001_ha, phy_id);
+}
+
+/**
+ * hw_event_sata_phy_up -FW tells me a SATA phy up event.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 link_rate =
+ (u8)((lr_evt_status_phyid_portid & 0xF0000000) >> 28);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ struct sas_ha_struct *sas_ha = pm8001_ha->sas;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ unsigned long flags;
+ get_lrate_mode(phy, link_rate);
+ phy->phy_type |= PORT_TYPE_SATA;
+ phy->phy_attached = 1;
+ phy->sas_phy.oob_mode = SATA_OOB_MODE;
+ sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE);
+ spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags);
+ memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4),
+ sizeof(struct dev_to_host_fis));
+ phy->frame_rcvd_size = sizeof(struct dev_to_host_fis);
+ phy->identify.target_port_protocols = SAS_PROTOCOL_SATA;
+ phy->identify.device_type = SATA_DEV;
+ pm8001_get_attached_sas_addr(phy, phy->sas_phy.attached_sas_addr);
+ spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags);
+ pm8001_bytes_dmaed(pm8001_ha, phy_id);
+}
+
+/**
+ * hw_event_phy_down -we should notify the libsas the phy is down.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void
+hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate);
+ u8 portstate = (u8)(npip_portstate & 0x0000000F);
+
+ switch (portstate) {
+ case PORT_VALID:
+ break;
+ case PORT_INVALID:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" PortInvalid portID %d \n", port_id));
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" Last phy Down and port invalid\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ break;
+ case PORT_IN_RESET:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" PortInReset portID %d \n", port_id));
+ break;
+ case PORT_NOT_ESTABLISHED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n"));
+ break;
+ case PORT_LOSTCOMM:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" phy Down and PORT_LOSTCOMM\n"));
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" Last phy Down and port invalid\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN,
+ port_id, phy_id, 0, 0);
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" phy Down and(default) = %x\n",
+ portstate));
+ break;
+
+ }
+}
+
+/**
+ * mpi_reg_resp -process register device ID response.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ *
+ * when sas layer find a device it will notify LLDD, then the driver register
+ * the domain device to FW, this event is the return device ID which the FW
+ * has assigned, from now,inter-communication with FW is no longer using the
+ * SAS address, use device ID which FW assigned.
+ */
+static int mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ u32 device_id;
+ u32 htag;
+ struct pm8001_ccb_info *ccb;
+ struct pm8001_device *pm8001_dev;
+ struct dev_reg_resp *registerRespPayload =
+ (struct dev_reg_resp *)(piomb + 4);
+
+ htag = le32_to_cpu(registerRespPayload->tag);
+ ccb = &pm8001_ha->ccb_info[registerRespPayload->tag];
+ pm8001_dev = ccb->device;
+ status = le32_to_cpu(registerRespPayload->status);
+ device_id = le32_to_cpu(registerRespPayload->device_id);
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" register device is status = %d\n", status));
+ switch (status) {
+ case DEVREG_SUCCESS:
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n"));
+ pm8001_dev->device_id = device_id;
+ break;
+ case DEVREG_FAILURE_OUT_OF_RESOURCE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n"));
+ break;
+ case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n"));
+ break;
+ case DEVREG_FAILURE_INVALID_PHY_ID:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n"));
+ break;
+ case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n"));
+ break;
+ case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n"));
+ break;
+ case DEVREG_FAILURE_PORT_NOT_VALID_STATE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n"));
+ break;
+ case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n"));
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_UNSORPORTED\n"));
+ break;
+ }
+ complete(pm8001_dev->dcompletion);
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, htag);
+ return 0;
+}
+
+static int mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ u32 device_id;
+ struct dev_reg_resp *registerRespPayload =
+ (struct dev_reg_resp *)(piomb + 4);
+
+ status = le32_to_cpu(registerRespPayload->status);
+ device_id = le32_to_cpu(registerRespPayload->device_id);
+ if (status != 0)
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" deregister device failed ,status = %x"
+ ", device_id = %x\n", status, device_id));
+ return 0;
+}
+
+static int
+mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 status;
+ struct fw_control_ex fw_control_context;
+ struct fw_flash_Update_resp *ppayload =
+ (struct fw_flash_Update_resp *)(piomb + 4);
+ u32 tag = le32_to_cpu(ppayload->tag);
+ struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag];
+ status = le32_to_cpu(ppayload->status);
+ memcpy(&fw_control_context,
+ ccb->fw_control_context,
+ sizeof(fw_control_context));
+ switch (status) {
+ case FLASH_UPDATE_COMPLETE_PENDING_REBOOT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n"));
+ break;
+ case FLASH_UPDATE_IN_PROGRESS:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n"));
+ break;
+ case FLASH_UPDATE_HDR_ERR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_HDR_ERR\n"));
+ break;
+ case FLASH_UPDATE_OFFSET_ERR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n"));
+ break;
+ case FLASH_UPDATE_CRC_ERR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_CRC_ERR\n"));
+ break;
+ case FLASH_UPDATE_LENGTH_ERR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n"));
+ break;
+ case FLASH_UPDATE_HW_ERR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_HW_ERR\n"));
+ break;
+ case FLASH_UPDATE_DNLD_NOT_SUPPORTED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n"));
+ break;
+ case FLASH_UPDATE_DISABLED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(": FLASH_UPDATE_DISABLED\n"));
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("No matched status = %d\n", status));
+ break;
+ }
+ ccb->fw_control_context->fw_control->retcode = status;
+ pci_free_consistent(pm8001_ha->pdev,
+ fw_control_context.len,
+ fw_control_context.virtAddr,
+ fw_control_context.phys_addr);
+ complete(pm8001_ha->nvmd_completion);
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, tag);
+ return 0;
+}
+
+static int
+mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb)
+{
+ u32 status;
+ int i;
+ struct general_event_resp *pPayload =
+ (struct general_event_resp *)(piomb + 4);
+ status = le32_to_cpu(pPayload->status);
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk(" status = 0x%x\n", status));
+ for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++)
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("inb_IOMB_payload[0x%x] 0x%x, \n", i,
+ pPayload->inb_IOMB_payload[i]));
+ return 0;
+}
+
+static int
+mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ struct sas_task *t;
+ struct pm8001_ccb_info *ccb;
+ unsigned long flags;
+ u32 status ;
+ u32 tag, scp;
+ struct task_status_struct *ts;
+
+ struct task_abort_resp *pPayload =
+ (struct task_abort_resp *)(piomb + 4);
+ ccb = &pm8001_ha->ccb_info[pPayload->tag];
+ t = ccb->task;
+ ts = &t->task_status;
+
+ if (t == NULL)
+ return -1;
+
+ status = le32_to_cpu(pPayload->status);
+ tag = le32_to_cpu(pPayload->tag);
+ scp = le32_to_cpu(pPayload->scp);
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" status = 0x%x\n", status));
+ if (status != 0)
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("task abort failed tag = 0x%x,"
+ " scp= 0x%x\n", tag, scp));
+ switch (status) {
+ case IO_SUCCESS:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n"));
+ ts->resp = SAS_TASK_COMPLETE;
+ ts->stat = SAM_GOOD;
+ break;
+ case IO_NOT_VALID:
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n"));
+ ts->resp = TMF_RESP_FUNC_FAILED;
+ break;
+ }
+ spin_lock_irqsave(&t->task_state_lock, flags);
+ t->task_state_flags &= ~SAS_TASK_STATE_PENDING;
+ t->task_state_flags &= ~SAS_TASK_AT_INITIATOR;
+ t->task_state_flags |= SAS_TASK_STATE_DONE;
+ spin_unlock_irqrestore(&t->task_state_lock, flags);
+ pm8001_ccb_task_free(pm8001_ha, t, ccb, pPayload->tag);
+ mb();
+ t->task_done(t);
+ return 0;
+}
+
+/**
+ * mpi_hw_event -The hw event has come.
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb)
+{
+ unsigned long flags;
+ struct hw_event_resp *pPayload =
+ (struct hw_event_resp *)(piomb + 4);
+ u32 lr_evt_status_phyid_portid =
+ le32_to_cpu(pPayload->lr_evt_status_phyid_portid);
+ u8 port_id = (u8)(lr_evt_status_phyid_portid & 0x0000000F);
+ u8 phy_id =
+ (u8)((lr_evt_status_phyid_portid & 0x000000F0) >> 4);
+ u16 eventType =
+ (u16)((lr_evt_status_phyid_portid & 0x00FFFF00) >> 8);
+ u8 status =
+ (u8)((lr_evt_status_phyid_portid & 0x0F000000) >> 24);
+ struct sas_ha_struct *sas_ha = pm8001_ha->sas;
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id];
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("outbound queue HW event & event type : "));
+ switch (eventType) {
+ case HW_EVENT_PHY_START_STATUS:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PHY_START_STATUS"
+ " status = %x\n", status));
+ if (status == 0) {
+ phy->phy_state = 1;
+ if (pm8001_ha->flags == PM8001F_RUN_TIME)
+ complete(phy->enable_completion);
+ }
+ break;
+ case HW_EVENT_SAS_PHY_UP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PHY_START_STATUS \n"));
+ hw_event_sas_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_SATA_PHY_UP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_SATA_PHY_UP \n"));
+ hw_event_sata_phy_up(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_PHY_STOP_STATUS:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PHY_STOP_STATUS "
+ "status = %x\n", status));
+ if (status == 0)
+ phy->phy_state = 0;
+ break;
+ case HW_EVENT_SATA_SPINUP_HOLD:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD \n"));
+ sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD);
+ break;
+ case HW_EVENT_PHY_DOWN:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PHY_DOWN \n"));
+ sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL);
+ phy->phy_attached = 0;
+ phy->phy_state = 0;
+ hw_event_phy_down(pm8001_ha, piomb);
+ break;
+ case HW_EVENT_PORT_INVALID:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PORT_INVALID\n"));
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ /* the broadcast change primitive received, tell the LIBSAS this event
+ to revalidate the sas domain*/
+ case HW_EVENT_BROADCAST_CHANGE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE,
+ port_id, phy_id, 1, 0);
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
+ break;
+ case HW_EVENT_PHY_ERROR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PHY_ERROR\n"));
+ sas_phy_disconnected(&phy->sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR);
+ break;
+ case HW_EVENT_BROADCAST_EXP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_BROADCAST_EXP\n"));
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
+ break;
+ case HW_EVENT_LINK_ERR_INVALID_DWORD:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_LINK_ERR_DISPARITY_ERROR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_DISPARITY_ERROR,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_LINK_ERR_CODE_VIOLATION:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_CODE_VIOLATION,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_MALFUNCTION:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_MALFUNCTION\n"));
+ break;
+ case HW_EVENT_BROADCAST_SES:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_BROADCAST_SES\n"));
+ spin_lock_irqsave(&sas_phy->sas_prim_lock, flags);
+ sas_phy->sas_prim = HW_EVENT_BROADCAST_SES;
+ spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags);
+ sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD);
+ break;
+ case HW_EVENT_INBOUND_CRC_ERROR:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_INBOUND_CRC_ERROR,
+ port_id, phy_id, 0, 0);
+ break;
+ case HW_EVENT_HARD_RESET_RECEIVED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n"));
+ sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET);
+ break;
+ case HW_EVENT_ID_FRAME_TIMEOUT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n"));
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_LINK_ERR_PHY_RESET_FAILED:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED \n"));
+ pm8001_hw_event_ack_req(pm8001_ha, 0,
+ HW_EVENT_LINK_ERR_PHY_RESET_FAILED,
+ port_id, phy_id, 0, 0);
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_PORT_RESET_TIMER_TMO:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO \n"));
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_PORT_RECOVERY_TIMER_TMO:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO \n"));
+ sas_phy_disconnected(sas_phy);
+ phy->phy_attached = 0;
+ sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR);
+ break;
+ case HW_EVENT_PORT_RECOVER:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PORT_RECOVER \n"));
+ break;
+ case HW_EVENT_PORT_RESET_COMPLETE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE \n"));
+ break;
+ case EVENT_BROADCAST_ASYNCH_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n"));
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("Unknown event type = %x\n", eventType));
+ break;
+ }
+ return 0;
+}
+
+/**
+ * process_one_iomb - process one outbound Queue memory block
+ * @pm8001_ha: our hba card information
+ * @piomb: IO message buffer
+ */
+static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb)
+{
+ u32 pHeader = (u32)*(u32 *)piomb;
+ u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF);
+
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:\n"));
+
+ switch (opc) {
+ case OPC_OUB_ECHO:
+ PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO \n"));
+ break;
+ case OPC_OUB_HW_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_HW_EVENT \n"));
+ mpi_hw_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_COMP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SSP_COMP \n"));
+ mpi_ssp_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SMP_COMP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SMP_COMP \n"));
+ mpi_smp_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_LOCAL_PHY_CNTRL:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n"));
+ mpi_local_phy_ctl(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEV_REGIST:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_DEV_REGIST \n"));
+ mpi_reg_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEREG_DEV:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("unresgister the deviece \n"));
+ mpi_dereg_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_DEV_HANDLE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GET_DEV_HANDLE \n"));
+ break;
+ case OPC_OUB_SATA_COMP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SATA_COMP \n"));
+ mpi_sata_completion(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SATA_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SATA_EVENT \n"));
+ mpi_sata_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SSP_EVENT\n"));
+ mpi_ssp_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEV_HANDLE_ARRIV:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n"));
+ /*This is for target*/
+ break;
+ case OPC_OUB_SSP_RECV_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n"));
+ /*This is for target*/
+ break;
+ case OPC_OUB_DEV_INFO:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_DEV_INFO\n"));
+ break;
+ case OPC_OUB_FW_FLASH_UPDATE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n"));
+ mpi_fw_flash_update_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GPIO_RESPONSE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GPIO_RESPONSE\n"));
+ break;
+ case OPC_OUB_GPIO_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GPIO_EVENT\n"));
+ break;
+ case OPC_OUB_GENERAL_EVENT:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GENERAL_EVENT\n"));
+ mpi_general_event(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SSP_ABORT_RSP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n"));
+ mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SATA_ABORT_RSP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n"));
+ mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SAS_DIAG_MODE_START_END:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n"));
+ break;
+ case OPC_OUB_SAS_DIAG_EXECUTE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n"));
+ break;
+ case OPC_OUB_GET_TIME_STAMP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GET_TIME_STAMP\n"));
+ break;
+ case OPC_OUB_SAS_HW_EVENT_ACK:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n"));
+ break;
+ case OPC_OUB_PORT_CONTROL:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_PORT_CONTROL\n"));
+ break;
+ case OPC_OUB_SMP_ABORT_RSP:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n"));
+ mpi_task_abort_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_NVMD_DATA:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GET_NVMD_DATA\n"));
+ mpi_get_nvmd_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_SET_NVMD_DATA:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SET_NVMD_DATA\n"));
+ mpi_set_nvmd_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_DEVICE_HANDLE_REMOVAL:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n"));
+ break;
+ case OPC_OUB_SET_DEVICE_STATE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n"));
+ mpi_set_dev_state_resp(pm8001_ha, piomb);
+ break;
+ case OPC_OUB_GET_DEVICE_STATE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n"));
+ break;
+ case OPC_OUB_SET_DEV_INFO:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SET_DEV_INFO\n"));
+ break;
+ case OPC_OUB_SAS_RE_INITIALIZE:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n"));
+ break;
+ default:
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n",
+ opc));
+ break;
+ }
+}
+
+static int process_oq(struct pm8001_hba_info *pm8001_ha)
+{
+ struct outbound_queue_table *circularQ;
+ void *pMsg1 = NULL;
+ u8 bc = 0;
+ u32 ret = MPI_IO_STATUS_FAIL, processedMsgCount = 0;
+
+ circularQ = &pm8001_ha->outbnd_q_tbl[0];
+ do {
+ ret = mpi_msg_consume(pm8001_ha, circularQ, &pMsg1, &bc);
+ if (MPI_IO_STATUS_SUCCESS == ret) {
+ /* process the outbound message */
+ process_one_iomb(pm8001_ha, (void *)((u8 *)pMsg1 - 4));
+ /* free the message from the outbound circular buffer */
+ mpi_msg_free_set(pm8001_ha, circularQ, bc);
+ processedMsgCount++;
+ }
+ if (MPI_IO_STATUS_BUSY == ret) {
+ u32 producer_idx;
+ /* Update the producer index from SPC */
+ producer_idx = pm8001_read_32(circularQ->pi_virt);
+ circularQ->producer_index = cpu_to_le32(producer_idx);
+ if (circularQ->producer_index ==
+ circularQ->consumer_idx)
+ /* OQ is empty */
+ break;
+ }
+ } while (100 > processedMsgCount);/*end message processing if hit the
+ count*/
+ return ret;
+}
+
+/* PCI_DMA_... to our direction translation. */
+static const u8 data_dir_flags[] = {
+ [PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,/* UNSPECIFIED */
+ [PCI_DMA_TODEVICE] = DATA_DIR_OUT,/* OUTBOUND */
+ [PCI_DMA_FROMDEVICE] = DATA_DIR_IN,/* INBOUND */
+ [PCI_DMA_NONE] = DATA_DIR_NONE,/* NO TRANSFER */
+};
+static void
+pm8001_chip_make_sg(struct scatterlist *scatter, int nr, void *prd)
+{
+ int i;
+ struct scatterlist *sg;
+ struct pm8001_prd *buf_prd = prd;
+
+ for_each_sg(scatter, sg, nr, i) {
+ buf_prd->addr = cpu_to_le64(sg_dma_address(sg));
+ buf_prd->im_len.len = cpu_to_le32(sg_dma_len(sg));
+ buf_prd->im_len.e = 0;
+ buf_prd++;
+ }
+}
+
+static void build_smp_cmd(u32 deviceID, u32 hTag, struct smp_req *psmp_cmd)
+{
+ psmp_cmd->tag = cpu_to_le32(hTag);
+ psmp_cmd->device_id = cpu_to_le32(deviceID);
+ psmp_cmd->len_ip_ir = cpu_to_le32(1|(1 << 1));
+}
+
+/**
+ * pm8001_chip_smp_req - send a SMP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm8001_chip_smp_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ int elem, rc;
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct scatterlist *sg_req, *sg_resp;
+ u32 req_len, resp_len;
+ struct smp_req smp_cmd;
+ u32 opc;
+ struct inbound_queue_table *circularQ;
+
+ memset(&smp_cmd, 0, sizeof(smp_cmd));
+ /*
+ * DMA-map SMP request, response buffers
+ */
+ sg_req = &task->smp_task.smp_req;
+ elem = dma_map_sg(pm8001_ha->dev, sg_req, 1, PCI_DMA_TODEVICE);
+ if (!elem)
+ return -ENOMEM;
+ req_len = sg_dma_len(sg_req);
+
+ sg_resp = &task->smp_task.smp_resp;
+ elem = dma_map_sg(pm8001_ha->dev, sg_resp, 1, PCI_DMA_FROMDEVICE);
+ if (!elem) {
+ rc = -ENOMEM;
+ goto err_out;
+ }
+ resp_len = sg_dma_len(sg_resp);
+ /* must be in dwords */
+ if ((req_len & 0x3) || (resp_len & 0x3)) {
+ rc = -EINVAL;
+ goto err_out_2;
+ }
+
+ opc = OPC_INB_SMP_REQUEST;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ smp_cmd.tag = cpu_to_le32(ccb->ccb_tag);
+ smp_cmd.long_smp_req.long_req_addr =
+ cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_req));
+ smp_cmd.long_smp_req.long_req_size =
+ cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_req)-4);
+ smp_cmd.long_smp_req.long_resp_addr =
+ cpu_to_le64((u64)sg_dma_address(&task->smp_task.smp_resp));
+ smp_cmd.long_smp_req.long_resp_size =
+ cpu_to_le32((u32)sg_dma_len(&task->smp_task.smp_resp)-4);
+ build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd);
+ mpi_build_cmd(pm8001_ha, circularQ, opc, (u32 *)&smp_cmd);
+ return 0;
+
+err_out_2:
+ dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_resp, 1,
+ PCI_DMA_FROMDEVICE);
+err_out:
+ dma_unmap_sg(pm8001_ha->dev, &ccb->task->smp_task.smp_req, 1,
+ PCI_DMA_TODEVICE);
+ return rc;
+}
+
+/**
+ * pm8001_chip_ssp_io_req - send a SSP task to FW
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information this request used.
+ */
+static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct ssp_ini_io_start_req ssp_cmd;
+ u32 tag = ccb->ccb_tag;
+ __le64 phys_addr;
+ struct inbound_queue_table *circularQ;
+ u32 opc = OPC_INB_SSPINIIOSTART;
+ memset(&ssp_cmd, 0, sizeof(ssp_cmd));
+ memcpy(ssp_cmd.ssp_iu.lun, task->ssp_task.LUN, 8);
+ ssp_cmd.dir_m_tlr = data_dir_flags[task->data_dir] << 8 | 0x0;/*0 for
+ SAS 1.1 compatible TLR*/
+ ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
+ ssp_cmd.tag = cpu_to_le32(tag);
+ if (task->ssp_task.enable_first_burst)
+ ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
+ ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
+ ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
+ memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cdb, 16);
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+
+ /* fill in PRD (scatter/gather) table, if any */
+ if (task->num_scatter > 1) {
+ pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
+ phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
+ offsetof(struct pm8001_ccb_info, buf_prd[0]));
+ ssp_cmd.addr_low = lower_32_bits(phys_addr);
+ ssp_cmd.addr_high = upper_32_bits(phys_addr);
+ ssp_cmd.esgl = cpu_to_le32(1<<31);
+ } else if (task->num_scatter == 1) {
+ __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
+ ssp_cmd.addr_low = lower_32_bits(dma_addr);
+ ssp_cmd.addr_high = upper_32_bits(dma_addr);
+ ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.esgl = 0;
+ } else if (task->num_scatter == 0) {
+ ssp_cmd.addr_low = 0;
+ ssp_cmd.addr_high = 0;
+ ssp_cmd.len = cpu_to_le32(task->total_xfer_len);
+ ssp_cmd.esgl = 0;
+ }
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd);
+ return 0;
+}
+
+static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_ha_dev = dev->lldd_dev;
+ u32 tag = ccb->ccb_tag;
+ struct sata_start_req sata_cmd;
+ u32 hdr_tag, ncg_tag = 0;
+ __le64 phys_addr;
+ u32 ATAP = 0x0;
+ u32 dir;
+ struct inbound_queue_table *circularQ;
+ u32 opc = OPC_INB_SATA_HOST_OPSTART;
+ memset(&sata_cmd, 0, sizeof(sata_cmd));
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ if (task->data_dir == PCI_DMA_NONE) {
+ ATAP = 0x04; /* no data*/
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data \n"));
+ } else if (likely(!task->ata_task.device_control_reg_update)) {
+ if (task->ata_task.dma_xfer) {
+ ATAP = 0x06; /* DMA */
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA \n"));
+ } else {
+ ATAP = 0x05; /* PIO*/
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO \n"));
+ }
+ if (task->ata_task.use_ncq &&
+ dev->sata_dev.command_set != ATAPI_COMMAND_SET) {
+ ATAP = 0x07; /* FPDMA */
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA \n"));
+ }
+ }
+ if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag))
+ ncg_tag = cpu_to_le32(hdr_tag);
+ dir = data_dir_flags[task->data_dir] << 8;
+ sata_cmd.tag = cpu_to_le32(tag);
+ sata_cmd.device_id = cpu_to_le32(pm8001_ha_dev->device_id);
+ sata_cmd.data_len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.ncqtag_atap_dir_m =
+ cpu_to_le32(((ncg_tag & 0xff)<<16)|((ATAP & 0x3f) << 10) | dir);
+ sata_cmd.sata_fis = task->ata_task.fis;
+ if (likely(!task->ata_task.device_control_reg_update))
+ sata_cmd.sata_fis.flags |= 0x80;/* C=1: update ATA cmd reg */
+ sata_cmd.sata_fis.flags &= 0xF0;/* PM_PORT field shall be 0 */
+ /* fill in PRD (scatter/gather) table, if any */
+ if (task->num_scatter > 1) {
+ pm8001_chip_make_sg(task->scatter, ccb->n_elem, ccb->buf_prd);
+ phys_addr = cpu_to_le64(ccb->ccb_dma_handle +
+ offsetof(struct pm8001_ccb_info, buf_prd[0]));
+ sata_cmd.addr_low = lower_32_bits(phys_addr);
+ sata_cmd.addr_high = upper_32_bits(phys_addr);
+ sata_cmd.esgl = cpu_to_le32(1 << 31);
+ } else if (task->num_scatter == 1) {
+ __le64 dma_addr = cpu_to_le64(sg_dma_address(task->scatter));
+ sata_cmd.addr_low = lower_32_bits(dma_addr);
+ sata_cmd.addr_high = upper_32_bits(dma_addr);
+ sata_cmd.len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.esgl = 0;
+ } else if (task->num_scatter == 0) {
+ sata_cmd.addr_low = 0;
+ sata_cmd.addr_high = 0;
+ sata_cmd.len = cpu_to_le32(task->total_xfer_len);
+ sata_cmd.esgl = 0;
+ }
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd);
+ return 0;
+}
+
+/**
+ * pm8001_chip_phy_start_req - start phy via PHY_START COMMAND
+ * @pm8001_ha: our hba card information.
+ * @num: the inbound queue number
+ * @phy_id: the phy id which we wanted to start up.
+ */
+static int
+pm8001_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id)
+{
+ struct phy_start_req payload;
+ struct inbound_queue_table *circularQ;
+ u32 tag = 0x01;
+ u32 opcode = OPC_INB_PHYSTART;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(tag);
+ /*
+ ** [0:7] PHY Identifier
+ ** [8:11] link rate 1.5G, 3G, 6G
+ ** [12:13] link mode 01b SAS mode; 10b SATA mode; 11b both
+ ** [14] 0b disable spin up hold; 1b enable spin up hold
+ */
+ payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE |
+ LINKMODE_AUTO | LINKRATE_15 |
+ LINKRATE_30 | LINKRATE_60 | phy_id);
+ payload.sas_identify.dev_type = SAS_END_DEV;
+ payload.sas_identify.initiator_bits = SAS_PROTOCOL_ALL;
+ memcpy(payload.sas_identify.sas_addr,
+ pm8001_ha->sas_addr, SAS_ADDR_SIZE);
+ payload.sas_identify.phy_id = phy_id;
+ mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
+ return 0;
+}
+
+/**
+ * pm8001_chip_phy_stop_req - start phy via PHY_STOP COMMAND
+ * @pm8001_ha: our hba card information.
+ * @num: the inbound queue number
+ * @phy_id: the phy id which we wanted to start up.
+ */
+static int pm8001_chip_phy_stop_req(struct pm8001_hba_info *pm8001_ha,
+ u8 phy_id)
+{
+ struct phy_stop_req payload;
+ struct inbound_queue_table *circularQ;
+ u32 tag = 0x01;
+ u32 opcode = OPC_INB_PHYSTOP;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memset(&payload, 0, sizeof(payload));
+ payload.tag = cpu_to_le32(tag);
+ payload.phy_id = cpu_to_le32(phy_id);
+ mpi_build_cmd(pm8001_ha, circularQ, opcode, &payload);
+ return 0;
+}
+
+/**
+ * see comments on mpi_reg_resp.
+ */
+static int pm8001_chip_reg_dev_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 flag)
+{
+ struct reg_dev_req payload;
+ u32 opc;
+ u32 stp_sspsmp_sata = 0x4;
+ struct inbound_queue_table *circularQ;
+ u32 linkrate, phy_id;
+ u32 rc, tag = 0xdeadbeef;
+ struct pm8001_ccb_info *ccb;
+ u8 retryFlag = 0x1;
+ u16 firstBurstSize = 0;
+ u16 ITNT = 2000;
+ struct domain_device *dev = pm8001_dev->sas_device;
+ struct domain_device *parent_dev = dev->parent;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+
+ memset(&payload, 0, sizeof(payload));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+ ccb = &pm8001_ha->ccb_info[tag];
+ ccb->device = pm8001_dev;
+ ccb->ccb_tag = tag;
+ payload.tag = cpu_to_le32(tag);
+ if (flag == 1)
+ stp_sspsmp_sata = 0x02; /*direct attached sata */
+ else {
+ if (pm8001_dev->dev_type == SATA_DEV)
+ stp_sspsmp_sata = 0x00; /* stp*/
+ else if (pm8001_dev->dev_type == SAS_END_DEV ||
+ pm8001_dev->dev_type == EDGE_DEV ||
+ pm8001_dev->dev_type == FANOUT_DEV)
+ stp_sspsmp_sata = 0x01; /*ssp or smp*/
+ }
+ if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type))
+ phy_id = parent_dev->ex_dev.ex_phy->phy_id;
+ else
+ phy_id = pm8001_dev->attached_phy;
+ opc = OPC_INB_REG_DEV;
+ linkrate = (pm8001_dev->sas_device->linkrate < dev->port->linkrate) ?
+ pm8001_dev->sas_device->linkrate : dev->port->linkrate;
+ payload.phyid_portid =
+ cpu_to_le32(((pm8001_dev->sas_device->port->id) & 0x0F) |
+ ((phy_id & 0x0F) << 4));
+ payload.dtype_dlr_retry = cpu_to_le32((retryFlag & 0x01) |
+ ((linkrate & 0x0F) * 0x1000000) |
+ ((stp_sspsmp_sata & 0x03) * 0x10000000));
+ payload.firstburstsize_ITNexustimeout =
+ cpu_to_le32(ITNT | (firstBurstSize * 0x10000));
+ memcpy(&payload.sas_addr_hi, pm8001_dev->sas_device->sas_addr,
+ SAS_ADDR_SIZE);
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+ return 0;
+}
+
+/**
+ * see comments on mpi_reg_resp.
+ */
+static int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha,
+ u32 device_id)
+{
+ struct dereg_dev_req payload;
+ u32 opc = OPC_INB_DEREG_DEV_HANDLE;
+ struct inbound_queue_table *circularQ;
+
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memset((u8 *)&payload, 0, sizeof(payload));
+ payload.tag = 1;
+ payload.device_id = cpu_to_le32(device_id);
+ PM8001_MSG_DBG(pm8001_ha,
+ pm8001_printk("unregister device device_id = %d\n", device_id));
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+ return 0;
+}
+
+/**
+ * pm8001_chip_phy_ctl_req - support the local phy operation
+ * @pm8001_ha: our hba card information.
+ * @num: the inbound queue number
+ * @phy_id: the phy id which we wanted to operate
+ * @phy_op:
+ */
+static int pm8001_chip_phy_ctl_req(struct pm8001_hba_info *pm8001_ha,
+ u32 phyId, u32 phy_op)
+{
+ struct local_phy_ctl_req payload;
+ struct inbound_queue_table *circularQ;
+ u32 opc = OPC_INB_LOCAL_PHY_CONTROL;
+ memset((u8 *)&payload, 0, sizeof(payload));
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ payload.tag = 1;
+ payload.phyop_phyid =
+ cpu_to_le32(((phy_op & 0xff) << 8) | (phyId & 0x0F));
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+ return 0;
+}
+
+static u32 pm8001_chip_is_our_interupt(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 value;
+#ifdef PM8001_USE_MSIX
+ return 1;
+#endif
+ value = pm8001_cr32(pm8001_ha, 0, MSGU_ODR);
+ if (value)
+ return 1;
+ return 0;
+
+}
+
+/**
+ * pm8001_chip_isr - PM8001 isr handler.
+ * @pm8001_ha: our hba card information.
+ * @irq: irq number.
+ * @stat: stat.
+ */
+static void
+pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha)
+{
+ pm8001_chip_interrupt_disable(pm8001_ha);
+ process_oq(pm8001_ha);
+ pm8001_chip_interrupt_enable(pm8001_ha);
+}
+
+static int send_task_abort(struct pm8001_hba_info *pm8001_ha, u32 opc,
+ u32 dev_id, u8 flag, u32 task_tag, u32 cmd_tag)
+{
+ struct task_abort_req task_abort;
+ struct inbound_queue_table *circularQ;
+
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memset(&task_abort, 0, sizeof(task_abort));
+ if (ABORT_SINGLE == (flag & ABORT_MASK)) {
+ task_abort.abort_all = 0;
+ task_abort.device_id = cpu_to_le32(dev_id);
+ task_abort.tag_to_abort = cpu_to_le32(task_tag);
+ task_abort.tag = cpu_to_le32(cmd_tag);
+ } else if (ABORT_ALL == (flag & ABORT_MASK)) {
+ task_abort.abort_all = cpu_to_le32(1);
+ task_abort.device_id = cpu_to_le32(dev_id);
+ task_abort.tag = cpu_to_le32(cmd_tag);
+ }
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort);
+ return 0;
+}
+
+/**
+ * pm8001_chip_abort_task - SAS abort task when error or exception happened.
+ * @task: the task we wanted to aborted.
+ * @flag: the abort flag.
+ */
+static int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag, u32 cmd_tag)
+{
+ u32 opc, device_id;
+ int rc = TMF_RESP_FUNC_FAILED;
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("Abort tag[%x]", task_tag));
+ if (pm8001_dev->dev_type == SAS_END_DEV)
+ opc = OPC_INB_SSP_ABORT;
+ else if (pm8001_dev->dev_type == SATA_DEV)
+ opc = OPC_INB_SATA_ABORT;
+ else
+ opc = OPC_INB_SMP_ABORT;/* SMP */
+ device_id = pm8001_dev->device_id;
+ rc = send_task_abort(pm8001_ha, opc, device_id, flag,
+ task_tag, cmd_tag);
+ if (rc != TMF_RESP_FUNC_COMPLETE)
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc));
+ return rc;
+}
+
+/**
+ * pm8001_chip_ssp_tm_req - built the task managment command.
+ * @pm8001_ha: our hba card information.
+ * @ccb: the ccb information.
+ * @tmf: task management function.
+ */
+static int pm8001_chip_ssp_tm_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf)
+{
+ struct sas_task *task = ccb->task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ u32 opc = OPC_INB_SSPINITMSTART;
+ struct inbound_queue_table *circularQ;
+ struct ssp_ini_tm_start_req sspTMCmd;
+
+ memset(&sspTMCmd, 0, sizeof(sspTMCmd));
+ sspTMCmd.device_id = cpu_to_le32(pm8001_dev->device_id);
+ sspTMCmd.relate_tag = cpu_to_le32(tmf->tag_of_task_to_be_managed);
+ sspTMCmd.tmf = cpu_to_le32(tmf->tmf);
+ sspTMCmd.ds_ads_m = cpu_to_le32(1 << 2);
+ memcpy(sspTMCmd.lun, task->ssp_task.LUN, 8);
+ sspTMCmd.tag = cpu_to_le32(ccb->ccb_tag);
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &sspTMCmd);
+ return 0;
+}
+
+static int pm8001_chip_get_nvmd_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ u32 opc = OPC_INB_GET_NVMD_DATA;
+ u32 nvmd_type;
+ u32 rc;
+ u32 tag;
+ struct pm8001_ccb_info *ccb;
+ struct inbound_queue_table *circularQ;
+ struct get_nvm_data_req nvmd_req;
+ struct fw_control_ex *fw_control_context;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ nvmd_type = ioctl_payload->minor_function;
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ fw_control_context->usrAddr = (u8 *)&ioctl_payload->func_specific[0];
+ fw_control_context->len = ioctl_payload->length;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memset(&nvmd_req, 0, sizeof(nvmd_req));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+ ccb = &pm8001_ha->ccb_info[tag];
+ ccb->ccb_tag = tag;
+ ccb->fw_control_context = fw_control_context;
+ nvmd_req.tag = cpu_to_le32(tag);
+
+ switch (nvmd_type) {
+ case TWI_DEVICE: {
+ u32 twi_addr, twi_page_size;
+ twi_addr = 0xa8;
+ twi_page_size = 2;
+
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
+ twi_page_size << 8 | TWI_DEVICE);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case C_SEEPROM: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case VPD_FLASH: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case EXPAN_ROM: {
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ default:
+ break;
+ }
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
+ return 0;
+}
+
+static int pm8001_chip_set_nvmd_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ u32 opc = OPC_INB_SET_NVMD_DATA;
+ u32 nvmd_type;
+ u32 rc;
+ u32 tag;
+ struct pm8001_ccb_info *ccb;
+ struct inbound_queue_table *circularQ;
+ struct set_nvm_data_req nvmd_req;
+ struct fw_control_ex *fw_control_context;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ nvmd_type = ioctl_payload->minor_function;
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ memcpy(pm8001_ha->memoryMap.region[NVMD].virt_ptr,
+ ioctl_payload->func_specific,
+ ioctl_payload->length);
+ memset(&nvmd_req, 0, sizeof(nvmd_req));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+ ccb = &pm8001_ha->ccb_info[tag];
+ ccb->fw_control_context = fw_control_context;
+ ccb->ccb_tag = tag;
+ nvmd_req.tag = cpu_to_le32(tag);
+ switch (nvmd_type) {
+ case TWI_DEVICE: {
+ u32 twi_addr, twi_page_size;
+ twi_addr = 0xa8;
+ twi_page_size = 2;
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | twi_addr << 16 |
+ twi_page_size << 8 | TWI_DEVICE);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ }
+ case C_SEEPROM:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | C_SEEPROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ case VPD_FLASH:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | VPD_FLASH);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ case EXPAN_ROM:
+ nvmd_req.len_ir_vpdd = cpu_to_le32(IPMode | EXPAN_ROM);
+ nvmd_req.resp_len = cpu_to_le32(ioctl_payload->length);
+ nvmd_req.reserved[0] = cpu_to_le32(0xFEDCBA98);
+ nvmd_req.resp_addr_hi =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_hi);
+ nvmd_req.resp_addr_lo =
+ cpu_to_le32(pm8001_ha->memoryMap.region[NVMD].phys_addr_lo);
+ break;
+ default:
+ break;
+ }
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &nvmd_req);
+ return 0;
+}
+
+/**
+ * pm8001_chip_fw_flash_update_build - support the firmware update operation
+ * @pm8001_ha: our hba card information.
+ * @fw_flash_updata_info: firmware flash update param
+ */
+static int
+pm8001_chip_fw_flash_update_build(struct pm8001_hba_info *pm8001_ha,
+ void *fw_flash_updata_info, u32 tag)
+{
+ struct fw_flash_Update_req payload;
+ struct fw_flash_updata_info *info;
+ struct inbound_queue_table *circularQ;
+ u32 opc = OPC_INB_FW_FLASH_UPDATE;
+
+ memset((u8 *)&payload, 0, sizeof(struct fw_flash_Update_req));
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ info = fw_flash_updata_info;
+ payload.tag = cpu_to_le32(tag);
+ payload.cur_image_len = cpu_to_le32(info->cur_image_len);
+ payload.cur_image_offset = cpu_to_le32(info->cur_image_offset);
+ payload.total_image_len = cpu_to_le32(info->total_image_len);
+ payload.len = info->sgl.im_len.len ;
+ payload.sgl_addr_lo = lower_32_bits(info->sgl.addr);
+ payload.sgl_addr_hi = upper_32_bits(info->sgl.addr);
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+ return 0;
+}
+
+static int
+pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha,
+ void *payload)
+{
+ struct fw_flash_updata_info flash_update_info;
+ struct fw_control_info *fw_control;
+ struct fw_control_ex *fw_control_context;
+ u32 rc;
+ u32 tag;
+ struct pm8001_ccb_info *ccb;
+ void *buffer = NULL;
+ dma_addr_t phys_addr;
+ u32 phys_addr_hi;
+ u32 phys_addr_lo;
+ struct pm8001_ioctl_payload *ioctl_payload = payload;
+
+ fw_control_context = kzalloc(sizeof(struct fw_control_ex), GFP_KERNEL);
+ fw_control = (struct fw_control_info *)&ioctl_payload->func_specific[0];
+ if (fw_control->len != 0) {
+ if (pm8001_mem_alloc(pm8001_ha->pdev,
+ (void **)&buffer,
+ &phys_addr,
+ &phys_addr_hi,
+ &phys_addr_lo,
+ fw_control->len, 0) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Mem alloc failure\n"));
+ return -ENOMEM;
+ }
+ }
+ memset((void *)buffer, 0, fw_control->len);
+ memcpy((void *)buffer, fw_control->buffer, fw_control->len);
+ flash_update_info.sgl.addr = cpu_to_le64(phys_addr);
+ flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len);
+ flash_update_info.sgl.im_len.e = 0;
+ flash_update_info.cur_image_offset = fw_control->offset;
+ flash_update_info.cur_image_len = fw_control->len;
+ flash_update_info.total_image_len = fw_control->size;
+ fw_control_context->fw_control = fw_control;
+ fw_control_context->virtAddr = buffer;
+ fw_control_context->len = fw_control->len;
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return rc;
+ ccb = &pm8001_ha->ccb_info[tag];
+ ccb->fw_control_context = fw_control_context;
+ ccb->ccb_tag = tag;
+ pm8001_chip_fw_flash_update_build(pm8001_ha, &flash_update_info, tag);
+ return 0;
+}
+
+static int
+pm8001_chip_set_dev_state_req(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 state)
+{
+ struct set_dev_state_req payload;
+ struct inbound_queue_table *circularQ;
+ struct pm8001_ccb_info *ccb;
+ u32 rc;
+ u32 tag;
+ u32 opc = OPC_INB_SET_DEVICE_STATE;
+ memset((u8 *)&payload, 0, sizeof(payload));
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ return -1;
+ ccb = &pm8001_ha->ccb_info[tag];
+ ccb->ccb_tag = tag;
+ ccb->device = pm8001_dev;
+ circularQ = &pm8001_ha->inbnd_q_tbl[0];
+ payload.tag = cpu_to_le32(tag);
+ payload.device_id = cpu_to_le32(pm8001_dev->device_id);
+ payload.nds = cpu_to_le32(state);
+ mpi_build_cmd(pm8001_ha, circularQ, opc, &payload);
+ return 0;
+
+}
+
+const struct pm8001_dispatch pm8001_8001_dispatch = {
+ .name = "pmc8001",
+ .chip_init = pm8001_chip_init,
+ .chip_soft_rst = pm8001_chip_soft_rst,
+ .chip_rst = pm8001_hw_chip_rst,
+ .chip_iounmap = pm8001_chip_iounmap,
+ .isr = pm8001_chip_isr,
+ .is_our_interupt = pm8001_chip_is_our_interupt,
+ .isr_process_oq = process_oq,
+ .interrupt_enable = pm8001_chip_interrupt_enable,
+ .interrupt_disable = pm8001_chip_interrupt_disable,
+ .make_prd = pm8001_chip_make_sg,
+ .smp_req = pm8001_chip_smp_req,
+ .ssp_io_req = pm8001_chip_ssp_io_req,
+ .sata_req = pm8001_chip_sata_req,
+ .phy_start_req = pm8001_chip_phy_start_req,
+ .phy_stop_req = pm8001_chip_phy_stop_req,
+ .reg_dev_req = pm8001_chip_reg_dev_req,
+ .dereg_dev_req = pm8001_chip_dereg_dev_req,
+ .phy_ctl_req = pm8001_chip_phy_ctl_req,
+ .task_abort = pm8001_chip_abort_task,
+ .ssp_tm_req = pm8001_chip_ssp_tm_req,
+ .get_nvmd_req = pm8001_chip_get_nvmd_req,
+ .set_nvmd_req = pm8001_chip_set_nvmd_req,
+ .fw_flash_update_req = pm8001_chip_fw_flash_update_req,
+ .set_dev_state_req = pm8001_chip_set_dev_state_req,
+};
+
diff --git a/drivers/scsi/pm8001/pm8001_hwi.h b/drivers/scsi/pm8001/pm8001_hwi.h
new file mode 100644
index 000000000000..3690a2ba0eb2
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_hwi.h
@@ -0,0 +1,1011 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+#ifndef _PMC8001_REG_H_
+#define _PMC8001_REG_H_
+
+#include <linux/types.h>
+#include <scsi/libsas.h>
+
+
+/* for Request Opcode of IOMB */
+#define OPC_INB_ECHO 1 /* 0x000 */
+#define OPC_INB_PHYSTART 4 /* 0x004 */
+#define OPC_INB_PHYSTOP 5 /* 0x005 */
+#define OPC_INB_SSPINIIOSTART 6 /* 0x006 */
+#define OPC_INB_SSPINITMSTART 7 /* 0x007 */
+#define OPC_INB_SSPINIEXTIOSTART 8 /* 0x008 */
+#define OPC_INB_DEV_HANDLE_ACCEPT 9 /* 0x009 */
+#define OPC_INB_SSPTGTIOSTART 10 /* 0x00A */
+#define OPC_INB_SSPTGTRSPSTART 11 /* 0x00B */
+#define OPC_INB_SSPINIEDCIOSTART 12 /* 0x00C */
+#define OPC_INB_SSPINIEXTEDCIOSTART 13 /* 0x00D */
+#define OPC_INB_SSPTGTEDCIOSTART 14 /* 0x00E */
+#define OPC_INB_SSP_ABORT 15 /* 0x00F */
+#define OPC_INB_DEREG_DEV_HANDLE 16 /* 0x010 */
+#define OPC_INB_GET_DEV_HANDLE 17 /* 0x011 */
+#define OPC_INB_SMP_REQUEST 18 /* 0x012 */
+/* SMP_RESPONSE is removed */
+#define OPC_INB_SMP_RESPONSE 19 /* 0x013 */
+#define OPC_INB_SMP_ABORT 20 /* 0x014 */
+#define OPC_INB_REG_DEV 22 /* 0x016 */
+#define OPC_INB_SATA_HOST_OPSTART 23 /* 0x017 */
+#define OPC_INB_SATA_ABORT 24 /* 0x018 */
+#define OPC_INB_LOCAL_PHY_CONTROL 25 /* 0x019 */
+#define OPC_INB_GET_DEV_INFO 26 /* 0x01A */
+#define OPC_INB_FW_FLASH_UPDATE 32 /* 0x020 */
+#define OPC_INB_GPIO 34 /* 0x022 */
+#define OPC_INB_SAS_DIAG_MODE_START_END 35 /* 0x023 */
+#define OPC_INB_SAS_DIAG_EXECUTE 36 /* 0x024 */
+#define OPC_INB_SAS_HW_EVENT_ACK 37 /* 0x025 */
+#define OPC_INB_GET_TIME_STAMP 38 /* 0x026 */
+#define OPC_INB_PORT_CONTROL 39 /* 0x027 */
+#define OPC_INB_GET_NVMD_DATA 40 /* 0x028 */
+#define OPC_INB_SET_NVMD_DATA 41 /* 0x029 */
+#define OPC_INB_SET_DEVICE_STATE 42 /* 0x02A */
+#define OPC_INB_GET_DEVICE_STATE 43 /* 0x02B */
+#define OPC_INB_SET_DEV_INFO 44 /* 0x02C */
+#define OPC_INB_SAS_RE_INITIALIZE 45 /* 0x02D */
+
+/* for Response Opcode of IOMB */
+#define OPC_OUB_ECHO 1 /* 0x001 */
+#define OPC_OUB_HW_EVENT 4 /* 0x004 */
+#define OPC_OUB_SSP_COMP 5 /* 0x005 */
+#define OPC_OUB_SMP_COMP 6 /* 0x006 */
+#define OPC_OUB_LOCAL_PHY_CNTRL 7 /* 0x007 */
+#define OPC_OUB_DEV_REGIST 10 /* 0x00A */
+#define OPC_OUB_DEREG_DEV 11 /* 0x00B */
+#define OPC_OUB_GET_DEV_HANDLE 12 /* 0x00C */
+#define OPC_OUB_SATA_COMP 13 /* 0x00D */
+#define OPC_OUB_SATA_EVENT 14 /* 0x00E */
+#define OPC_OUB_SSP_EVENT 15 /* 0x00F */
+#define OPC_OUB_DEV_HANDLE_ARRIV 16 /* 0x010 */
+/* SMP_RECEIVED Notification is removed */
+#define OPC_OUB_SMP_RECV_EVENT 17 /* 0x011 */
+#define OPC_OUB_SSP_RECV_EVENT 18 /* 0x012 */
+#define OPC_OUB_DEV_INFO 19 /* 0x013 */
+#define OPC_OUB_FW_FLASH_UPDATE 20 /* 0x014 */
+#define OPC_OUB_GPIO_RESPONSE 22 /* 0x016 */
+#define OPC_OUB_GPIO_EVENT 23 /* 0x017 */
+#define OPC_OUB_GENERAL_EVENT 24 /* 0x018 */
+#define OPC_OUB_SSP_ABORT_RSP 26 /* 0x01A */
+#define OPC_OUB_SATA_ABORT_RSP 27 /* 0x01B */
+#define OPC_OUB_SAS_DIAG_MODE_START_END 28 /* 0x01C */
+#define OPC_OUB_SAS_DIAG_EXECUTE 29 /* 0x01D */
+#define OPC_OUB_GET_TIME_STAMP 30 /* 0x01E */
+#define OPC_OUB_SAS_HW_EVENT_ACK 31 /* 0x01F */
+#define OPC_OUB_PORT_CONTROL 32 /* 0x020 */
+#define OPC_OUB_SKIP_ENTRY 33 /* 0x021 */
+#define OPC_OUB_SMP_ABORT_RSP 34 /* 0x022 */
+#define OPC_OUB_GET_NVMD_DATA 35 /* 0x023 */
+#define OPC_OUB_SET_NVMD_DATA 36 /* 0x024 */
+#define OPC_OUB_DEVICE_HANDLE_REMOVAL 37 /* 0x025 */
+#define OPC_OUB_SET_DEVICE_STATE 38 /* 0x026 */
+#define OPC_OUB_GET_DEVICE_STATE 39 /* 0x027 */
+#define OPC_OUB_SET_DEV_INFO 40 /* 0x028 */
+#define OPC_OUB_SAS_RE_INITIALIZE 41 /* 0x029 */
+
+/* for phy start*/
+#define SPINHOLD_DISABLE (0x00 << 14)
+#define SPINHOLD_ENABLE (0x01 << 14)
+#define LINKMODE_SAS (0x01 << 12)
+#define LINKMODE_DSATA (0x02 << 12)
+#define LINKMODE_AUTO (0x03 << 12)
+#define LINKRATE_15 (0x01 << 8)
+#define LINKRATE_30 (0x02 << 8)
+#define LINKRATE_60 (0x04 << 8)
+
+struct mpi_msg_hdr{
+ __le32 header; /* Bits [11:0] - Message operation code */
+ /* Bits [15:12] - Message Category */
+ /* Bits [21:16] - Outboundqueue ID for the
+ operation completion message */
+ /* Bits [23:22] - Reserved */
+ /* Bits [28:24] - Buffer Count, indicates how
+ many buffer are allocated for the massage */
+ /* Bits [30:29] - Reserved */
+ /* Bits [31] - Message Valid bit */
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of PHY Start Command
+ * use to describe enable the phy (64 bytes)
+ */
+struct phy_start_req {
+ __le32 tag;
+ __le32 ase_sh_lm_slr_phyid;
+ struct sas_identify_frame sas_identify;
+ u32 reserved[5];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of PHY Start Command
+ * use to disable the phy (64 bytes)
+ */
+struct phy_stop_req {
+ __le32 tag;
+ __le32 phy_id;
+ u32 reserved[13];
+} __attribute__((packed, aligned(4)));
+
+
+/* set device bits fis - device to host */
+struct set_dev_bits_fis {
+ u8 fis_type; /* 0xA1*/
+ u8 n_i_pmport;
+ /* b7 : n Bit. Notification bit. If set device needs attention. */
+ /* b6 : i Bit. Interrupt Bit */
+ /* b5-b4: reserved2 */
+ /* b3-b0: PM Port */
+ u8 status;
+ u8 error;
+ u32 _r_a;
+} __attribute__ ((packed));
+/* PIO setup FIS - device to host */
+struct pio_setup_fis {
+ u8 fis_type; /* 0x5f */
+ u8 i_d_pmPort;
+ /* b7 : reserved */
+ /* b6 : i bit. Interrupt bit */
+ /* b5 : d bit. data transfer direction. set to 1 for device to host
+ xfer */
+ /* b4 : reserved */
+ /* b3-b0: PM Port */
+ u8 status;
+ u8 error;
+ u8 lbal;
+ u8 lbam;
+ u8 lbah;
+ u8 device;
+ u8 lbal_exp;
+ u8 lbam_exp;
+ u8 lbah_exp;
+ u8 _r_a;
+ u8 sector_count;
+ u8 sector_count_exp;
+ u8 _r_b;
+ u8 e_status;
+ u8 _r_c[2];
+ u8 transfer_count;
+} __attribute__ ((packed));
+
+/*
+ * brief the data structure of SATA Completion Response
+ * use to discribe the sata task response (64 bytes)
+ */
+struct sata_completion_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 param;
+ u32 sata_resp[12];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of SAS HW Event Notification
+ * use to alert the host about the hardware event(64 bytes)
+ */
+struct hw_event_resp {
+ __le32 lr_evt_status_phyid_portid;
+ __le32 evt_param;
+ __le32 npip_portstate;
+ struct sas_identify_frame sas_identify;
+ struct dev_to_host_fis sata_fis;
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of REGISTER DEVICE Command
+ * use to describe MPI REGISTER DEVICE Command (64 bytes)
+ */
+
+struct reg_dev_req {
+ __le32 tag;
+ __le32 phyid_portid;
+ __le32 dtype_dlr_retry;
+ __le32 firstburstsize_ITNexustimeout;
+ u32 sas_addr_hi;
+ u32 sas_addr_low;
+ __le32 upper_device_id;
+ u32 reserved[8];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of DEREGISTER DEVICE Command
+ * use to request spc to remove all internal resources associated
+ * with the device id (64 bytes)
+ */
+
+struct dereg_dev_req {
+ __le32 tag;
+ __le32 device_id;
+ u32 reserved[13];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of DEVICE_REGISTRATION Response
+ * use to notify the completion of the device registration (64 bytes)
+ */
+
+struct dev_reg_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 device_id;
+ u32 reserved[12];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of Local PHY Control Command
+ * use to issue PHY CONTROL to local phy (64 bytes)
+ */
+struct local_phy_ctl_req {
+ __le32 tag;
+ __le32 phyop_phyid;
+ u32 reserved1[13];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of Local Phy Control Response
+ * use to describe MPI Local Phy Control Response (64 bytes)
+ */
+struct local_phy_ctl_resp {
+ __le32 tag;
+ __le32 phyop_phyid;
+ __le32 status;
+ u32 reserved[12];
+} __attribute__((packed, aligned(4)));
+
+
+#define OP_BITS 0x0000FF00
+#define ID_BITS 0x0000000F
+
+/*
+ * brief the data structure of PORT Control Command
+ * use to control port properties (64 bytes)
+ */
+
+struct port_ctl_req {
+ __le32 tag;
+ __le32 portop_portid;
+ __le32 param0;
+ __le32 param1;
+ u32 reserved1[11];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of HW Event Ack Command
+ * use to acknowledge receive HW event (64 bytes)
+ */
+
+struct hw_event_ack_req {
+ __le32 tag;
+ __le32 sea_phyid_portid;
+ __le32 param0;
+ __le32 param1;
+ u32 reserved1[11];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of SSP Completion Response
+ * use to indicate a SSP Completion (n bytes)
+ */
+struct ssp_completion_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 param;
+ __le32 ssptag_rescv_rescpad;
+ struct ssp_response_iu ssp_resp_iu;
+ __le32 residual_count;
+} __attribute__((packed, aligned(4)));
+
+
+#define SSP_RESCV_BIT 0x00010000
+
+/*
+ * brief the data structure of SATA EVNET esponse
+ * use to indicate a SATA Completion (64 bytes)
+ */
+
+struct sata_event_resp {
+ __le32 tag;
+ __le32 event;
+ __le32 port_id;
+ __le32 device_id;
+ u32 reserved[11];
+} __attribute__((packed, aligned(4)));
+
+/*
+ * brief the data structure of SSP EVNET esponse
+ * use to indicate a SSP Completion (64 bytes)
+ */
+
+struct ssp_event_resp {
+ __le32 tag;
+ __le32 event;
+ __le32 port_id;
+ __le32 device_id;
+ u32 reserved[11];
+} __attribute__((packed, aligned(4)));
+
+/**
+ * brief the data structure of General Event Notification Response
+ * use to describe MPI General Event Notification Response (64 bytes)
+ */
+struct general_event_resp {
+ __le32 status;
+ __le32 inb_IOMB_payload[14];
+} __attribute__((packed, aligned(4)));
+
+
+#define GENERAL_EVENT_PAYLOAD 14
+#define OPCODE_BITS 0x00000fff
+
+/*
+ * brief the data structure of SMP Request Command
+ * use to describe MPI SMP REQUEST Command (64 bytes)
+ */
+struct smp_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 len_ip_ir;
+ /* Bits [0] - Indirect response */
+ /* Bits [1] - Indirect Payload */
+ /* Bits [15:2] - Reserved */
+ /* Bits [23:16] - direct payload Len */
+ /* Bits [31:24] - Reserved */
+ u8 smp_req16[16];
+ union {
+ u8 smp_req[32];
+ struct {
+ __le64 long_req_addr;/* sg dma address, LE */
+ __le32 long_req_size;/* LE */
+ u32 _r_a;
+ __le64 long_resp_addr;/* sg dma address, LE */
+ __le32 long_resp_size;/* LE */
+ u32 _r_b;
+ } long_smp_req;/* sequencer extension */
+ };
+} __attribute__((packed, aligned(4)));
+/*
+ * brief the data structure of SMP Completion Response
+ * use to describe MPI SMP Completion Response (64 bytes)
+ */
+struct smp_completion_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 param;
+ __le32 _r_a[12];
+} __attribute__((packed, aligned(4)));
+
+/*
+ *brief the data structure of SSP SMP SATA Abort Command
+ * use to describe MPI SSP SMP & SATA Abort Command (64 bytes)
+ */
+struct task_abort_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 tag_to_abort;
+ __le32 abort_all;
+ u32 reserved[11];
+} __attribute__((packed, aligned(4)));
+
+/* These flags used for SSP SMP & SATA Abort */
+#define ABORT_MASK 0x3
+#define ABORT_SINGLE 0x0
+#define ABORT_ALL 0x1
+
+/**
+ * brief the data structure of SSP SATA SMP Abort Response
+ * use to describe SSP SMP & SATA Abort Response ( 64 bytes)
+ */
+struct task_abort_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 scp;
+ u32 reserved[12];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of SAS Diagnostic Start/End Command
+ * use to describe MPI SAS Diagnostic Start/End Command (64 bytes)
+ */
+struct sas_diag_start_end_req {
+ __le32 tag;
+ __le32 operation_phyid;
+ u32 reserved[13];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of SAS Diagnostic Execute Command
+ * use to describe MPI SAS Diagnostic Execute Command (64 bytes)
+ */
+struct sas_diag_execute_req{
+ __le32 tag;
+ __le32 cmdtype_cmddesc_phyid;
+ __le32 pat1_pat2;
+ __le32 threshold;
+ __le32 codepat_errmsk;
+ __le32 pmon;
+ __le32 pERF1CTL;
+ u32 reserved[8];
+} __attribute__((packed, aligned(4)));
+
+
+#define SAS_DIAG_PARAM_BYTES 24
+
+/*
+ * brief the data structure of Set Device State Command
+ * use to describe MPI Set Device State Command (64 bytes)
+ */
+struct set_dev_state_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 nds;
+ u32 reserved[12];
+} __attribute__((packed, aligned(4)));
+
+
+/*
+ * brief the data structure of SATA Start Command
+ * use to describe MPI SATA IO Start Command (64 bytes)
+ */
+
+struct sata_start_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 data_len;
+ __le32 ncqtag_atap_dir_m;
+ struct host_to_dev_fis sata_fis;
+ u32 reserved1;
+ u32 reserved2;
+ u32 addr_low;
+ u32 addr_high;
+ __le32 len;
+ __le32 esgl;
+} __attribute__((packed, aligned(4)));
+
+/**
+ * brief the data structure of SSP INI TM Start Command
+ * use to describe MPI SSP INI TM Start Command (64 bytes)
+ */
+struct ssp_ini_tm_start_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 relate_tag;
+ __le32 tmf;
+ u8 lun[8];
+ __le32 ds_ads_m;
+ u32 reserved[8];
+} __attribute__((packed, aligned(4)));
+
+
+struct ssp_info_unit {
+ u8 lun[8];/* SCSI Logical Unit Number */
+ u8 reserved1;/* reserved */
+ u8 efb_prio_attr;
+ /* B7 : enabledFirstBurst */
+ /* B6-3 : taskPriority */
+ /* B2-0 : taskAttribute */
+ u8 reserved2; /* reserved */
+ u8 additional_cdb_len;
+ /* B7-2 : additional_cdb_len */
+ /* B1-0 : reserved */
+ u8 cdb[16];/* The SCSI CDB up to 16 bytes length */
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of SSP INI IO Start Command
+ * use to describe MPI SSP INI IO Start Command (64 bytes)
+ */
+struct ssp_ini_io_start_req {
+ __le32 tag;
+ __le32 device_id;
+ __le32 data_len;
+ __le32 dir_m_tlr;
+ struct ssp_info_unit ssp_iu;
+ __le32 addr_low;
+ __le32 addr_high;
+ __le32 len;
+ __le32 esgl;
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of Firmware download
+ * use to describe MPI FW DOWNLOAD Command (64 bytes)
+ */
+struct fw_flash_Update_req {
+ __le32 tag;
+ __le32 cur_image_offset;
+ __le32 cur_image_len;
+ __le32 total_image_len;
+ u32 reserved0[7];
+ __le32 sgl_addr_lo;
+ __le32 sgl_addr_hi;
+ __le32 len;
+ __le32 ext_reserved;
+} __attribute__((packed, aligned(4)));
+
+
+#define FWFLASH_IOMB_RESERVED_LEN 0x07
+/**
+ * brief the data structure of FW_FLASH_UPDATE Response
+ * use to describe MPI FW_FLASH_UPDATE Response (64 bytes)
+ *
+ */
+struct fw_flash_Update_resp {
+ dma_addr_t tag;
+ __le32 status;
+ u32 reserved[13];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of Get NVM Data Command
+ * use to get data from NVM in HBA(64 bytes)
+ */
+struct get_nvm_data_req {
+ __le32 tag;
+ __le32 len_ir_vpdd;
+ __le32 vpd_offset;
+ u32 reserved[8];
+ __le32 resp_addr_lo;
+ __le32 resp_addr_hi;
+ __le32 resp_len;
+ u32 reserved1;
+} __attribute__((packed, aligned(4)));
+
+
+struct set_nvm_data_req {
+ __le32 tag;
+ __le32 len_ir_vpdd;
+ __le32 vpd_offset;
+ u32 reserved[8];
+ __le32 resp_addr_lo;
+ __le32 resp_addr_hi;
+ __le32 resp_len;
+ u32 reserved1;
+} __attribute__((packed, aligned(4)));
+
+
+#define TWI_DEVICE 0x0
+#define C_SEEPROM 0x1
+#define VPD_FLASH 0x4
+#define AAP1_RDUMP 0x5
+#define IOP_RDUMP 0x6
+#define EXPAN_ROM 0x7
+
+#define IPMode 0x80000000
+#define NVMD_TYPE 0x0000000F
+#define NVMD_STAT 0x0000FFFF
+#define NVMD_LEN 0xFF000000
+/**
+ * brief the data structure of Get NVMD Data Response
+ * use to describe MPI Get NVMD Data Response (64 bytes)
+ */
+struct get_nvm_data_resp {
+ __le32 tag;
+ __le32 ir_tda_bn_dps_das_nvm;
+ __le32 dlen_status;
+ __le32 nvm_data[12];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of SAS Diagnostic Start/End Response
+ * use to describe MPI SAS Diagnostic Start/End Response (64 bytes)
+ *
+ */
+struct sas_diag_start_end_resp {
+ __le32 tag;
+ __le32 status;
+ u32 reserved[13];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of SAS Diagnostic Execute Response
+ * use to describe MPI SAS Diagnostic Execute Response (64 bytes)
+ *
+ */
+struct sas_diag_execute_resp {
+ __le32 tag;
+ __le32 cmdtype_cmddesc_phyid;
+ __le32 Status;
+ __le32 ReportData;
+ u32 reserved[11];
+} __attribute__((packed, aligned(4)));
+
+
+/**
+ * brief the data structure of Set Device State Response
+ * use to describe MPI Set Device State Response (64 bytes)
+ *
+ */
+struct set_dev_state_resp {
+ __le32 tag;
+ __le32 status;
+ __le32 device_id;
+ __le32 pds_nds;
+ u32 reserved[11];
+} __attribute__((packed, aligned(4)));
+
+
+#define NDS_BITS 0x0F
+#define PDS_BITS 0xF0
+
+/*
+ * HW Events type
+ */
+
+#define HW_EVENT_RESET_START 0x01
+#define HW_EVENT_CHIP_RESET_COMPLETE 0x02
+#define HW_EVENT_PHY_STOP_STATUS 0x03
+#define HW_EVENT_SAS_PHY_UP 0x04
+#define HW_EVENT_SATA_PHY_UP 0x05
+#define HW_EVENT_SATA_SPINUP_HOLD 0x06
+#define HW_EVENT_PHY_DOWN 0x07
+#define HW_EVENT_PORT_INVALID 0x08
+#define HW_EVENT_BROADCAST_CHANGE 0x09
+#define HW_EVENT_PHY_ERROR 0x0A
+#define HW_EVENT_BROADCAST_SES 0x0B
+#define HW_EVENT_INBOUND_CRC_ERROR 0x0C
+#define HW_EVENT_HARD_RESET_RECEIVED 0x0D
+#define HW_EVENT_MALFUNCTION 0x0E
+#define HW_EVENT_ID_FRAME_TIMEOUT 0x0F
+#define HW_EVENT_BROADCAST_EXP 0x10
+#define HW_EVENT_PHY_START_STATUS 0x11
+#define HW_EVENT_LINK_ERR_INVALID_DWORD 0x12
+#define HW_EVENT_LINK_ERR_DISPARITY_ERROR 0x13
+#define HW_EVENT_LINK_ERR_CODE_VIOLATION 0x14
+#define HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH 0x15
+#define HW_EVENT_LINK_ERR_PHY_RESET_FAILED 0x16
+#define HW_EVENT_PORT_RECOVERY_TIMER_TMO 0x17
+#define HW_EVENT_PORT_RECOVER 0x18
+#define HW_EVENT_PORT_RESET_TIMER_TMO 0x19
+#define HW_EVENT_PORT_RESET_COMPLETE 0x20
+#define EVENT_BROADCAST_ASYNCH_EVENT 0x21
+
+/* port state */
+#define PORT_NOT_ESTABLISHED 0x00
+#define PORT_VALID 0x01
+#define PORT_LOSTCOMM 0x02
+#define PORT_IN_RESET 0x04
+#define PORT_INVALID 0x08
+
+/*
+ * SSP/SMP/SATA IO Completion Status values
+ */
+
+#define IO_SUCCESS 0x00
+#define IO_ABORTED 0x01
+#define IO_OVERFLOW 0x02
+#define IO_UNDERFLOW 0x03
+#define IO_FAILED 0x04
+#define IO_ABORT_RESET 0x05
+#define IO_NOT_VALID 0x06
+#define IO_NO_DEVICE 0x07
+#define IO_ILLEGAL_PARAMETER 0x08
+#define IO_LINK_FAILURE 0x09
+#define IO_PROG_ERROR 0x0A
+#define IO_EDC_IN_ERROR 0x0B
+#define IO_EDC_OUT_ERROR 0x0C
+#define IO_ERROR_HW_TIMEOUT 0x0D
+#define IO_XFER_ERROR_BREAK 0x0E
+#define IO_XFER_ERROR_PHY_NOT_READY 0x0F
+#define IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED 0x10
+#define IO_OPEN_CNX_ERROR_ZONE_VIOLATION 0x11
+#define IO_OPEN_CNX_ERROR_BREAK 0x12
+#define IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS 0x13
+#define IO_OPEN_CNX_ERROR_BAD_DESTINATION 0x14
+#define IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED 0x15
+#define IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY 0x16
+#define IO_OPEN_CNX_ERROR_WRONG_DESTINATION 0x17
+#define IO_OPEN_CNX_ERROR_UNKNOWN_ERROR 0x18
+#define IO_XFER_ERROR_NAK_RECEIVED 0x19
+#define IO_XFER_ERROR_ACK_NAK_TIMEOUT 0x1A
+#define IO_XFER_ERROR_PEER_ABORTED 0x1B
+#define IO_XFER_ERROR_RX_FRAME 0x1C
+#define IO_XFER_ERROR_DMA 0x1D
+#define IO_XFER_ERROR_CREDIT_TIMEOUT 0x1E
+#define IO_XFER_ERROR_SATA_LINK_TIMEOUT 0x1F
+#define IO_XFER_ERROR_SATA 0x20
+#define IO_XFER_ERROR_ABORTED_DUE_TO_SRST 0x22
+#define IO_XFER_ERROR_REJECTED_NCQ_MODE 0x21
+#define IO_XFER_ERROR_ABORTED_NCQ_MODE 0x23
+#define IO_XFER_OPEN_RETRY_TIMEOUT 0x24
+#define IO_XFER_SMP_RESP_CONNECTION_ERROR 0x25
+#define IO_XFER_ERROR_UNEXPECTED_PHASE 0x26
+#define IO_XFER_ERROR_XFER_RDY_OVERRUN 0x27
+#define IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED 0x28
+
+#define IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT 0x30
+#define IO_XFER_ERROR_CMD_ISSUE_BREAK_BEFORE_ACK_NAK 0x31
+#define IO_XFER_ERROR_CMD_ISSUE_PHY_DOWN_BEFORE_ACK_NAK 0x32
+
+#define IO_XFER_ERROR_OFFSET_MISMATCH 0x34
+#define IO_XFER_ERROR_XFER_ZERO_DATA_LEN 0x35
+#define IO_XFER_CMD_FRAME_ISSUED 0x36
+#define IO_ERROR_INTERNAL_SMP_RESOURCE 0x37
+#define IO_PORT_IN_RESET 0x38
+#define IO_DS_NON_OPERATIONAL 0x39
+#define IO_DS_IN_RECOVERY 0x3A
+#define IO_TM_TAG_NOT_FOUND 0x3B
+#define IO_XFER_PIO_SETUP_ERROR 0x3C
+#define IO_SSP_EXT_IU_ZERO_LEN_ERROR 0x3D
+#define IO_DS_IN_ERROR 0x3E
+#define IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY 0x3F
+#define IO_ABORT_IN_PROGRESS 0x40
+#define IO_ABORT_DELAYED 0x41
+#define IO_INVALID_LENGTH 0x42
+
+/* WARNING: This error code must always be the last number.
+ * If you add error code, modify this code also
+ * It is used as an index
+ */
+#define IO_ERROR_UNKNOWN_GENERIC 0x43
+
+/* MSGU CONFIGURATION TABLE*/
+
+#define SPC_MSGU_CFG_TABLE_UPDATE 0x01/* Inbound doorbell bit0 */
+#define SPC_MSGU_CFG_TABLE_RESET 0x02/* Inbound doorbell bit1 */
+#define SPC_MSGU_CFG_TABLE_FREEZE 0x04/* Inbound doorbell bit2 */
+#define SPC_MSGU_CFG_TABLE_UNFREEZE 0x08/* Inbound doorbell bit4 */
+#define MSGU_IBDB_SET 0x04
+#define MSGU_HOST_INT_STATUS 0x08
+#define MSGU_HOST_INT_MASK 0x0C
+#define MSGU_IOPIB_INT_STATUS 0x18
+#define MSGU_IOPIB_INT_MASK 0x1C
+#define MSGU_IBDB_CLEAR 0x20/* RevB - Host not use */
+#define MSGU_MSGU_CONTROL 0x24
+#define MSGU_ODR 0x3C/* RevB */
+#define MSGU_ODCR 0x40/* RevB */
+#define MSGU_SCRATCH_PAD_0 0x44
+#define MSGU_SCRATCH_PAD_1 0x48
+#define MSGU_SCRATCH_PAD_2 0x4C
+#define MSGU_SCRATCH_PAD_3 0x50
+#define MSGU_HOST_SCRATCH_PAD_0 0x54
+#define MSGU_HOST_SCRATCH_PAD_1 0x58
+#define MSGU_HOST_SCRATCH_PAD_2 0x5C
+#define MSGU_HOST_SCRATCH_PAD_3 0x60
+#define MSGU_HOST_SCRATCH_PAD_4 0x64
+#define MSGU_HOST_SCRATCH_PAD_5 0x68
+#define MSGU_HOST_SCRATCH_PAD_6 0x6C
+#define MSGU_HOST_SCRATCH_PAD_7 0x70
+#define MSGU_ODMR 0x74/* RevB */
+
+/* bit definition for ODMR register */
+#define ODMR_MASK_ALL 0xFFFFFFFF/* mask all
+ interrupt vector */
+#define ODMR_CLEAR_ALL 0/* clear all
+ interrupt vector */
+/* bit definition for ODCR register */
+#define ODCR_CLEAR_ALL 0xFFFFFFFF /* mask all
+ interrupt vector*/
+/* MSIX Interupts */
+#define MSIX_TABLE_OFFSET 0x2000
+#define MSIX_TABLE_ELEMENT_SIZE 0x10
+#define MSIX_INTERRUPT_CONTROL_OFFSET 0xC
+#define MSIX_TABLE_BASE (MSIX_TABLE_OFFSET + MSIX_INTERRUPT_CONTROL_OFFSET)
+#define MSIX_INTERRUPT_DISABLE 0x1
+#define MSIX_INTERRUPT_ENABLE 0x0
+
+
+/* state definition for Scratch Pad1 register */
+#define SCRATCH_PAD1_POR 0x00 /* power on reset state */
+#define SCRATCH_PAD1_SFR 0x01 /* soft reset state */
+#define SCRATCH_PAD1_ERR 0x02 /* error state */
+#define SCRATCH_PAD1_RDY 0x03 /* ready state */
+#define SCRATCH_PAD1_RST 0x04 /* soft reset toggle flag */
+#define SCRATCH_PAD1_AAP1RDY_RST 0x08 /* AAP1 ready for soft reset */
+#define SCRATCH_PAD1_STATE_MASK 0xFFFFFFF0 /* ScratchPad1
+ Mask, bit1-0 State, bit2 Soft Reset, bit3 FW RDY for Soft Reset */
+#define SCRATCH_PAD1_RESERVED 0x000003F8 /* Scratch Pad1
+ Reserved bit 3 to 9 */
+
+ /* state definition for Scratch Pad2 register */
+#define SCRATCH_PAD2_POR 0x00 /* power on state */
+#define SCRATCH_PAD2_SFR 0x01 /* soft reset state */
+#define SCRATCH_PAD2_ERR 0x02 /* error state */
+#define SCRATCH_PAD2_RDY 0x03 /* ready state */
+#define SCRATCH_PAD2_FWRDY_RST 0x04 /* FW ready for soft reset flag*/
+#define SCRATCH_PAD2_IOPRDY_RST 0x08 /* IOP ready for soft reset */
+#define SCRATCH_PAD2_STATE_MASK 0xFFFFFFF4 /* ScratchPad 2
+ Mask, bit1-0 State */
+#define SCRATCH_PAD2_RESERVED 0x000003FC /* Scratch Pad1
+ Reserved bit 2 to 9 */
+
+#define SCRATCH_PAD_ERROR_MASK 0xFFFFFC00 /* Error mask bits */
+#define SCRATCH_PAD_STATE_MASK 0x00000003 /* State Mask bits */
+
+/* main configuration offset - byte offset */
+#define MAIN_SIGNATURE_OFFSET 0x00/* DWORD 0x00 */
+#define MAIN_INTERFACE_REVISION 0x04/* DWORD 0x01 */
+#define MAIN_FW_REVISION 0x08/* DWORD 0x02 */
+#define MAIN_MAX_OUTSTANDING_IO_OFFSET 0x0C/* DWORD 0x03 */
+#define MAIN_MAX_SGL_OFFSET 0x10/* DWORD 0x04 */
+#define MAIN_CNTRL_CAP_OFFSET 0x14/* DWORD 0x05 */
+#define MAIN_GST_OFFSET 0x18/* DWORD 0x06 */
+#define MAIN_IBQ_OFFSET 0x1C/* DWORD 0x07 */
+#define MAIN_OBQ_OFFSET 0x20/* DWORD 0x08 */
+#define MAIN_IQNPPD_HPPD_OFFSET 0x24/* DWORD 0x09 */
+#define MAIN_OB_HW_EVENT_PID03_OFFSET 0x28/* DWORD 0x0A */
+#define MAIN_OB_HW_EVENT_PID47_OFFSET 0x2C/* DWORD 0x0B */
+#define MAIN_OB_NCQ_EVENT_PID03_OFFSET 0x30/* DWORD 0x0C */
+#define MAIN_OB_NCQ_EVENT_PID47_OFFSET 0x34/* DWORD 0x0D */
+#define MAIN_TITNX_EVENT_PID03_OFFSET 0x38/* DWORD 0x0E */
+#define MAIN_TITNX_EVENT_PID47_OFFSET 0x3C/* DWORD 0x0F */
+#define MAIN_OB_SSP_EVENT_PID03_OFFSET 0x40/* DWORD 0x10 */
+#define MAIN_OB_SSP_EVENT_PID47_OFFSET 0x44/* DWORD 0x11 */
+#define MAIN_OB_SMP_EVENT_PID03_OFFSET 0x48/* DWORD 0x12 */
+#define MAIN_OB_SMP_EVENT_PID47_OFFSET 0x4C/* DWORD 0x13 */
+#define MAIN_EVENT_LOG_ADDR_HI 0x50/* DWORD 0x14 */
+#define MAIN_EVENT_LOG_ADDR_LO 0x54/* DWORD 0x15 */
+#define MAIN_EVENT_LOG_BUFF_SIZE 0x58/* DWORD 0x16 */
+#define MAIN_EVENT_LOG_OPTION 0x5C/* DWORD 0x17 */
+#define MAIN_IOP_EVENT_LOG_ADDR_HI 0x60/* DWORD 0x18 */
+#define MAIN_IOP_EVENT_LOG_ADDR_LO 0x64/* DWORD 0x19 */
+#define MAIN_IOP_EVENT_LOG_BUFF_SIZE 0x68/* DWORD 0x1A */
+#define MAIN_IOP_EVENT_LOG_OPTION 0x6C/* DWORD 0x1B */
+#define MAIN_FATAL_ERROR_INTERRUPT 0x70/* DWORD 0x1C */
+#define MAIN_FATAL_ERROR_RDUMP0_OFFSET 0x74/* DWORD 0x1D */
+#define MAIN_FATAL_ERROR_RDUMP0_LENGTH 0x78/* DWORD 0x1E */
+#define MAIN_FATAL_ERROR_RDUMP1_OFFSET 0x7C/* DWORD 0x1F */
+#define MAIN_FATAL_ERROR_RDUMP1_LENGTH 0x80/* DWORD 0x20 */
+#define MAIN_HDA_FLAGS_OFFSET 0x84/* DWORD 0x21 */
+#define MAIN_ANALOG_SETUP_OFFSET 0x88/* DWORD 0x22 */
+
+/* Gereral Status Table offset - byte offset */
+#define GST_GSTLEN_MPIS_OFFSET 0x00
+#define GST_IQ_FREEZE_STATE0_OFFSET 0x04
+#define GST_IQ_FREEZE_STATE1_OFFSET 0x08
+#define GST_MSGUTCNT_OFFSET 0x0C
+#define GST_IOPTCNT_OFFSET 0x10
+#define GST_PHYSTATE_OFFSET 0x18
+#define GST_PHYSTATE0_OFFSET 0x18
+#define GST_PHYSTATE1_OFFSET 0x1C
+#define GST_PHYSTATE2_OFFSET 0x20
+#define GST_PHYSTATE3_OFFSET 0x24
+#define GST_PHYSTATE4_OFFSET 0x28
+#define GST_PHYSTATE5_OFFSET 0x2C
+#define GST_PHYSTATE6_OFFSET 0x30
+#define GST_PHYSTATE7_OFFSET 0x34
+#define GST_RERRINFO_OFFSET 0x44
+
+/* General Status Table - MPI state */
+#define GST_MPI_STATE_UNINIT 0x00
+#define GST_MPI_STATE_INIT 0x01
+#define GST_MPI_STATE_TERMINATION 0x02
+#define GST_MPI_STATE_ERROR 0x03
+#define GST_MPI_STATE_MASK 0x07
+
+#define MBIC_NMI_ENABLE_VPE0_IOP 0x000418
+#define MBIC_NMI_ENABLE_VPE0_AAP1 0x000418
+/* PCIE registers - BAR2(0x18), BAR1(win) 0x010000 */
+#define PCIE_EVENT_INTERRUPT_ENABLE 0x003040
+#define PCIE_EVENT_INTERRUPT 0x003044
+#define PCIE_ERROR_INTERRUPT_ENABLE 0x003048
+#define PCIE_ERROR_INTERRUPT 0x00304C
+/* signature defintion for host scratch pad0 register */
+#define SPC_SOFT_RESET_SIGNATURE 0x252acbcd
+/* Signature for Soft Reset */
+
+/* SPC Reset register - BAR4(0x20), BAR2(win) (need dynamic mapping) */
+#define SPC_REG_RESET 0x000000/* reset register */
+
+/* bit difination for SPC_RESET register */
+#define SPC_REG_RESET_OSSP 0x00000001
+#define SPC_REG_RESET_RAAE 0x00000002
+#define SPC_REG_RESET_PCS_SPBC 0x00000004
+#define SPC_REG_RESET_PCS_IOP_SS 0x00000008
+#define SPC_REG_RESET_PCS_AAP1_SS 0x00000010
+#define SPC_REG_RESET_PCS_AAP2_SS 0x00000020
+#define SPC_REG_RESET_PCS_LM 0x00000040
+#define SPC_REG_RESET_PCS 0x00000080
+#define SPC_REG_RESET_GSM 0x00000100
+#define SPC_REG_RESET_DDR2 0x00010000
+#define SPC_REG_RESET_BDMA_CORE 0x00020000
+#define SPC_REG_RESET_BDMA_SXCBI 0x00040000
+#define SPC_REG_RESET_PCIE_AL_SXCBI 0x00080000
+#define SPC_REG_RESET_PCIE_PWR 0x00100000
+#define SPC_REG_RESET_PCIE_SFT 0x00200000
+#define SPC_REG_RESET_PCS_SXCBI 0x00400000
+#define SPC_REG_RESET_LMS_SXCBI 0x00800000
+#define SPC_REG_RESET_PMIC_SXCBI 0x01000000
+#define SPC_REG_RESET_PMIC_CORE 0x02000000
+#define SPC_REG_RESET_PCIE_PC_SXCBI 0x04000000
+#define SPC_REG_RESET_DEVICE 0x80000000
+
+/* registers for BAR Shifting - BAR2(0x18), BAR1(win) */
+#define SPC_IBW_AXI_TRANSLATION_LOW 0x003258
+
+#define MBIC_AAP1_ADDR_BASE 0x060000
+#define MBIC_IOP_ADDR_BASE 0x070000
+#define GSM_ADDR_BASE 0x0700000
+/* Dynamic map through Bar4 - 0x00700000 */
+#define GSM_CONFIG_RESET 0x00000000
+#define RAM_ECC_DB_ERR 0x00000018
+#define GSM_READ_ADDR_PARITY_INDIC 0x00000058
+#define GSM_WRITE_ADDR_PARITY_INDIC 0x00000060
+#define GSM_WRITE_DATA_PARITY_INDIC 0x00000068
+#define GSM_READ_ADDR_PARITY_CHECK 0x00000038
+#define GSM_WRITE_ADDR_PARITY_CHECK 0x00000040
+#define GSM_WRITE_DATA_PARITY_CHECK 0x00000048
+
+#define RB6_ACCESS_REG 0x6A0000
+#define HDAC_EXEC_CMD 0x0002
+#define HDA_C_PA 0xcb
+#define HDA_SEQ_ID_BITS 0x00ff0000
+#define HDA_GSM_OFFSET_BITS 0x00FFFFFF
+#define MBIC_AAP1_ADDR_BASE 0x060000
+#define MBIC_IOP_ADDR_BASE 0x070000
+#define GSM_ADDR_BASE 0x0700000
+#define SPC_TOP_LEVEL_ADDR_BASE 0x000000
+#define GSM_CONFIG_RESET_VALUE 0x00003b00
+#define GPIO_ADDR_BASE 0x00090000
+#define GPIO_GPIO_0_0UTPUT_CTL_OFFSET 0x0000010c
+
+/* RB6 offset */
+#define SPC_RB6_OFFSET 0x80C0
+/* Magic number of soft reset for RB6 */
+#define RB6_MAGIC_NUMBER_RST 0x1234
+
+/* Device Register status */
+#define DEVREG_SUCCESS 0x00
+#define DEVREG_FAILURE_OUT_OF_RESOURCE 0x01
+#define DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED 0x02
+#define DEVREG_FAILURE_INVALID_PHY_ID 0x03
+#define DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED 0x04
+#define DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE 0x05
+#define DEVREG_FAILURE_PORT_NOT_VALID_STATE 0x06
+#define DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID 0x07
+
+#endif
+
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
new file mode 100644
index 000000000000..811b5d36d5f0
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -0,0 +1,888 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#include "pm8001_sas.h"
+#include "pm8001_chips.h"
+
+static struct scsi_transport_template *pm8001_stt;
+
+static const struct pm8001_chip_info pm8001_chips[] = {
+ [chip_8001] = { 8, &pm8001_8001_dispatch,},
+};
+static int pm8001_id;
+
+LIST_HEAD(hba_list);
+
+/**
+ * The main structure which LLDD must register for scsi core.
+ */
+static struct scsi_host_template pm8001_sht = {
+ .module = THIS_MODULE,
+ .name = DRV_NAME,
+ .queuecommand = sas_queuecommand,
+ .target_alloc = sas_target_alloc,
+ .slave_configure = pm8001_slave_configure,
+ .slave_destroy = sas_slave_destroy,
+ .scan_finished = pm8001_scan_finished,
+ .scan_start = pm8001_scan_start,
+ .change_queue_depth = sas_change_queue_depth,
+ .change_queue_type = sas_change_queue_type,
+ .bios_param = sas_bios_param,
+ .can_queue = 1,
+ .cmd_per_lun = 1,
+ .this_id = -1,
+ .sg_tablesize = SG_ALL,
+ .max_sectors = SCSI_DEFAULT_MAX_SECTORS,
+ .use_clustering = ENABLE_CLUSTERING,
+ .eh_device_reset_handler = sas_eh_device_reset_handler,
+ .eh_bus_reset_handler = sas_eh_bus_reset_handler,
+ .slave_alloc = pm8001_slave_alloc,
+ .target_destroy = sas_target_destroy,
+ .ioctl = sas_ioctl,
+ .shost_attrs = pm8001_host_attrs,
+};
+
+/**
+ * Sas layer call this function to execute specific task.
+ */
+static struct sas_domain_function_template pm8001_transport_ops = {
+ .lldd_dev_found = pm8001_dev_found,
+ .lldd_dev_gone = pm8001_dev_gone,
+
+ .lldd_execute_task = pm8001_queue_command,
+ .lldd_control_phy = pm8001_phy_control,
+
+ .lldd_abort_task = pm8001_abort_task,
+ .lldd_abort_task_set = pm8001_abort_task_set,
+ .lldd_clear_aca = pm8001_clear_aca,
+ .lldd_clear_task_set = pm8001_clear_task_set,
+ .lldd_I_T_nexus_reset = pm8001_I_T_nexus_reset,
+ .lldd_lu_reset = pm8001_lu_reset,
+ .lldd_query_task = pm8001_query_task,
+};
+
+/**
+ *pm8001_phy_init - initiate our adapter phys
+ *@pm8001_ha: our hba structure.
+ *@phy_id: phy id.
+ */
+static void __devinit pm8001_phy_init(struct pm8001_hba_info *pm8001_ha,
+ int phy_id)
+{
+ struct pm8001_phy *phy = &pm8001_ha->phy[phy_id];
+ struct asd_sas_phy *sas_phy = &phy->sas_phy;
+ phy->phy_state = 0;
+ phy->pm8001_ha = pm8001_ha;
+ sas_phy->enabled = (phy_id < pm8001_ha->chip->n_phy) ? 1 : 0;
+ sas_phy->class = SAS;
+ sas_phy->iproto = SAS_PROTOCOL_ALL;
+ sas_phy->tproto = 0;
+ sas_phy->type = PHY_TYPE_PHYSICAL;
+ sas_phy->role = PHY_ROLE_INITIATOR;
+ sas_phy->oob_mode = OOB_NOT_CONNECTED;
+ sas_phy->linkrate = SAS_LINK_RATE_UNKNOWN;
+ sas_phy->id = phy_id;
+ sas_phy->sas_addr = &pm8001_ha->sas_addr[0];
+ sas_phy->frame_rcvd = &phy->frame_rcvd[0];
+ sas_phy->ha = (struct sas_ha_struct *)pm8001_ha->shost->hostdata;
+ sas_phy->lldd_phy = phy;
+}
+
+/**
+ *pm8001_free - free hba
+ *@pm8001_ha: our hba structure.
+ *
+ */
+static void pm8001_free(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ struct pm8001_wq *wq;
+
+ if (!pm8001_ha)
+ return;
+
+ for (i = 0; i < USI_MAX_MEMCNT; i++) {
+ if (pm8001_ha->memoryMap.region[i].virt_ptr != NULL) {
+ pci_free_consistent(pm8001_ha->pdev,
+ pm8001_ha->memoryMap.region[i].element_size,
+ pm8001_ha->memoryMap.region[i].virt_ptr,
+ pm8001_ha->memoryMap.region[i].phys_addr);
+ }
+ }
+ PM8001_CHIP_DISP->chip_iounmap(pm8001_ha);
+ if (pm8001_ha->shost)
+ scsi_host_put(pm8001_ha->shost);
+ list_for_each_entry(wq, &pm8001_ha->wq_list, entry)
+ cancel_delayed_work(&wq->work_q);
+ kfree(pm8001_ha->tags);
+ kfree(pm8001_ha);
+}
+
+#ifdef PM8001_USE_TASKLET
+static void pm8001_tasklet(unsigned long opaque)
+{
+ struct pm8001_hba_info *pm8001_ha;
+ pm8001_ha = (struct pm8001_hba_info *)opaque;;
+ if (unlikely(!pm8001_ha))
+ BUG_ON(1);
+ PM8001_CHIP_DISP->isr(pm8001_ha);
+}
+#endif
+
+
+ /**
+ * pm8001_interrupt - when HBA originate a interrupt,we should invoke this
+ * dispatcher to handle each case.
+ * @irq: irq number.
+ * @opaque: the passed general host adapter struct
+ */
+static irqreturn_t pm8001_interrupt(int irq, void *opaque)
+{
+ struct pm8001_hba_info *pm8001_ha;
+ irqreturn_t ret = IRQ_HANDLED;
+ struct sas_ha_struct *sha = opaque;
+ pm8001_ha = sha->lldd_ha;
+ if (unlikely(!pm8001_ha))
+ return IRQ_NONE;
+ if (!PM8001_CHIP_DISP->is_our_interupt(pm8001_ha))
+ return IRQ_NONE;
+#ifdef PM8001_USE_TASKLET
+ tasklet_schedule(&pm8001_ha->tasklet);
+#else
+ ret = PM8001_CHIP_DISP->isr(pm8001_ha);
+#endif
+ return ret;
+}
+
+/**
+ * pm8001_alloc - initiate our hba structure and 6 DMAs area.
+ * @pm8001_ha:our hba structure.
+ *
+ */
+static int __devinit pm8001_alloc(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ spin_lock_init(&pm8001_ha->lock);
+ for (i = 0; i < pm8001_ha->chip->n_phy; i++)
+ pm8001_phy_init(pm8001_ha, i);
+
+ pm8001_ha->tags = kmalloc(sizeof(*pm8001_ha->tags)*PM8001_MAX_DEVICES,
+ GFP_KERNEL);
+
+ /* MPI Memory region 1 for AAP Event Log for fw */
+ pm8001_ha->memoryMap.region[AAP1].num_elements = 1;
+ pm8001_ha->memoryMap.region[AAP1].element_size = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->memoryMap.region[AAP1].total_len = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->memoryMap.region[AAP1].alignment = 32;
+
+ /* MPI Memory region 2 for IOP Event Log for fw */
+ pm8001_ha->memoryMap.region[IOP].num_elements = 1;
+ pm8001_ha->memoryMap.region[IOP].element_size = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->memoryMap.region[IOP].total_len = PM8001_EVENT_LOG_SIZE;
+ pm8001_ha->memoryMap.region[IOP].alignment = 32;
+
+ /* MPI Memory region 3 for consumer Index of inbound queues */
+ pm8001_ha->memoryMap.region[CI].num_elements = 1;
+ pm8001_ha->memoryMap.region[CI].element_size = 4;
+ pm8001_ha->memoryMap.region[CI].total_len = 4;
+ pm8001_ha->memoryMap.region[CI].alignment = 4;
+
+ /* MPI Memory region 4 for producer Index of outbound queues */
+ pm8001_ha->memoryMap.region[PI].num_elements = 1;
+ pm8001_ha->memoryMap.region[PI].element_size = 4;
+ pm8001_ha->memoryMap.region[PI].total_len = 4;
+ pm8001_ha->memoryMap.region[PI].alignment = 4;
+
+ /* MPI Memory region 5 inbound queues */
+ pm8001_ha->memoryMap.region[IB].num_elements = 256;
+ pm8001_ha->memoryMap.region[IB].element_size = 64;
+ pm8001_ha->memoryMap.region[IB].total_len = 256 * 64;
+ pm8001_ha->memoryMap.region[IB].alignment = 64;
+
+ /* MPI Memory region 6 inbound queues */
+ pm8001_ha->memoryMap.region[OB].num_elements = 256;
+ pm8001_ha->memoryMap.region[OB].element_size = 64;
+ pm8001_ha->memoryMap.region[OB].total_len = 256 * 64;
+ pm8001_ha->memoryMap.region[OB].alignment = 64;
+
+ /* Memory region write DMA*/
+ pm8001_ha->memoryMap.region[NVMD].num_elements = 1;
+ pm8001_ha->memoryMap.region[NVMD].element_size = 4096;
+ pm8001_ha->memoryMap.region[NVMD].total_len = 4096;
+ /* Memory region for devices*/
+ pm8001_ha->memoryMap.region[DEV_MEM].num_elements = 1;
+ pm8001_ha->memoryMap.region[DEV_MEM].element_size = PM8001_MAX_DEVICES *
+ sizeof(struct pm8001_device);
+ pm8001_ha->memoryMap.region[DEV_MEM].total_len = PM8001_MAX_DEVICES *
+ sizeof(struct pm8001_device);
+
+ /* Memory region for ccb_info*/
+ pm8001_ha->memoryMap.region[CCB_MEM].num_elements = 1;
+ pm8001_ha->memoryMap.region[CCB_MEM].element_size = PM8001_MAX_CCB *
+ sizeof(struct pm8001_ccb_info);
+ pm8001_ha->memoryMap.region[CCB_MEM].total_len = PM8001_MAX_CCB *
+ sizeof(struct pm8001_ccb_info);
+
+ for (i = 0; i < USI_MAX_MEMCNT; i++) {
+ if (pm8001_mem_alloc(pm8001_ha->pdev,
+ &pm8001_ha->memoryMap.region[i].virt_ptr,
+ &pm8001_ha->memoryMap.region[i].phys_addr,
+ &pm8001_ha->memoryMap.region[i].phys_addr_hi,
+ &pm8001_ha->memoryMap.region[i].phys_addr_lo,
+ pm8001_ha->memoryMap.region[i].total_len,
+ pm8001_ha->memoryMap.region[i].alignment) != 0) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Mem%d alloc failed\n",
+ i));
+ goto err_out;
+ }
+ }
+
+ pm8001_ha->devices = pm8001_ha->memoryMap.region[DEV_MEM].virt_ptr;
+ for (i = 0; i < PM8001_MAX_DEVICES; i++) {
+ pm8001_ha->devices[i].dev_type = NO_DEVICE;
+ pm8001_ha->devices[i].id = i;
+ pm8001_ha->devices[i].device_id = PM8001_MAX_DEVICES;
+ pm8001_ha->devices[i].running_req = 0;
+ }
+ pm8001_ha->ccb_info = pm8001_ha->memoryMap.region[CCB_MEM].virt_ptr;
+ for (i = 0; i < PM8001_MAX_CCB; i++) {
+ pm8001_ha->ccb_info[i].ccb_dma_handle =
+ pm8001_ha->memoryMap.region[CCB_MEM].phys_addr +
+ i * sizeof(struct pm8001_ccb_info);
+ ++pm8001_ha->tags_num;
+ }
+ pm8001_ha->flags = PM8001F_INIT_TIME;
+ /* Initialize tags */
+ pm8001_tag_init(pm8001_ha);
+ return 0;
+err_out:
+ return 1;
+}
+
+/**
+ * pm8001_ioremap - remap the pci high physical address to kernal virtual
+ * address so that we can access them.
+ * @pm8001_ha:our hba structure.
+ */
+static int pm8001_ioremap(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 bar;
+ u32 logicalBar = 0;
+ struct pci_dev *pdev;
+
+ pdev = pm8001_ha->pdev;
+ /* map pci mem (PMC pci base 0-3)*/
+ for (bar = 0; bar < 6; bar++) {
+ /*
+ ** logical BARs for SPC:
+ ** bar 0 and 1 - logical BAR0
+ ** bar 2 and 3 - logical BAR1
+ ** bar4 - logical BAR2
+ ** bar5 - logical BAR3
+ ** Skip the appropriate assignments:
+ */
+ if ((bar == 1) || (bar == 3))
+ continue;
+ if (pci_resource_flags(pdev, bar) & IORESOURCE_MEM) {
+ pm8001_ha->io_mem[logicalBar].membase =
+ pci_resource_start(pdev, bar);
+ pm8001_ha->io_mem[logicalBar].membase &=
+ (u32)PCI_BASE_ADDRESS_MEM_MASK;
+ pm8001_ha->io_mem[logicalBar].memsize =
+ pci_resource_len(pdev, bar);
+ pm8001_ha->io_mem[logicalBar].memvirtaddr =
+ ioremap(pm8001_ha->io_mem[logicalBar].membase,
+ pm8001_ha->io_mem[logicalBar].memsize);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("PCI: bar %d, logicalBar %d "
+ "virt_addr=%lx,len=%d\n", bar, logicalBar,
+ (unsigned long)
+ pm8001_ha->io_mem[logicalBar].memvirtaddr,
+ pm8001_ha->io_mem[logicalBar].memsize));
+ } else {
+ pm8001_ha->io_mem[logicalBar].membase = 0;
+ pm8001_ha->io_mem[logicalBar].memsize = 0;
+ pm8001_ha->io_mem[logicalBar].memvirtaddr = 0;
+ }
+ logicalBar++;
+ }
+ return 0;
+}
+
+/**
+ * pm8001_pci_alloc - initialize our ha card structure
+ * @pdev: pci device.
+ * @ent: ent
+ * @shost: scsi host struct which has been initialized before.
+ */
+static struct pm8001_hba_info *__devinit
+pm8001_pci_alloc(struct pci_dev *pdev, u32 chip_id, struct Scsi_Host *shost)
+{
+ struct pm8001_hba_info *pm8001_ha;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+
+
+ pm8001_ha = sha->lldd_ha;
+ if (!pm8001_ha)
+ return NULL;
+
+ pm8001_ha->pdev = pdev;
+ pm8001_ha->dev = &pdev->dev;
+ pm8001_ha->chip_id = chip_id;
+ pm8001_ha->chip = &pm8001_chips[pm8001_ha->chip_id];
+ pm8001_ha->irq = pdev->irq;
+ pm8001_ha->sas = sha;
+ pm8001_ha->shost = shost;
+ pm8001_ha->id = pm8001_id++;
+ INIT_LIST_HEAD(&pm8001_ha->wq_list);
+ pm8001_ha->logging_level = 0x01;
+ sprintf(pm8001_ha->name, "%s%d", DRV_NAME, pm8001_ha->id);
+#ifdef PM8001_USE_TASKLET
+ tasklet_init(&pm8001_ha->tasklet, pm8001_tasklet,
+ (unsigned long)pm8001_ha);
+#endif
+ pm8001_ioremap(pm8001_ha);
+ if (!pm8001_alloc(pm8001_ha))
+ return pm8001_ha;
+ pm8001_free(pm8001_ha);
+ return NULL;
+}
+
+/**
+ * pci_go_44 - pm8001 specified, its DMA is 44 bit rather than 64 bit
+ * @pdev: pci device.
+ */
+static int pci_go_44(struct pci_dev *pdev)
+{
+ int rc;
+
+ if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(44))) {
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(44));
+ if (rc) {
+ rc = pci_set_consistent_dma_mask(pdev,
+ DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "44-bit DMA enable failed\n");
+ return rc;
+ }
+ }
+ } else {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit DMA enable failed\n");
+ return rc;
+ }
+ rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_printk(KERN_ERR, &pdev->dev,
+ "32-bit consistent DMA enable failed\n");
+ return rc;
+ }
+ }
+ return rc;
+}
+
+/**
+ * pm8001_prep_sas_ha_init - allocate memory in general hba struct && init them.
+ * @shost: scsi host which has been allocated outside.
+ * @chip_info: our ha struct.
+ */
+static int __devinit pm8001_prep_sas_ha_init(struct Scsi_Host * shost,
+ const struct pm8001_chip_info *chip_info)
+{
+ int phy_nr, port_nr;
+ struct asd_sas_phy **arr_phy;
+ struct asd_sas_port **arr_port;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+
+ phy_nr = chip_info->n_phy;
+ port_nr = phy_nr;
+ memset(sha, 0x00, sizeof(*sha));
+ arr_phy = kcalloc(phy_nr, sizeof(void *), GFP_KERNEL);
+ if (!arr_phy)
+ goto exit;
+ arr_port = kcalloc(port_nr, sizeof(void *), GFP_KERNEL);
+ if (!arr_port)
+ goto exit_free2;
+
+ sha->sas_phy = arr_phy;
+ sha->sas_port = arr_port;
+ sha->lldd_ha = kzalloc(sizeof(struct pm8001_hba_info), GFP_KERNEL);
+ if (!sha->lldd_ha)
+ goto exit_free1;
+
+ shost->transportt = pm8001_stt;
+ shost->max_id = PM8001_MAX_DEVICES;
+ shost->max_lun = 8;
+ shost->max_channel = 0;
+ shost->unique_id = pm8001_id;
+ shost->max_cmd_len = 16;
+ shost->can_queue = PM8001_CAN_QUEUE;
+ shost->cmd_per_lun = 32;
+ return 0;
+exit_free1:
+ kfree(arr_port);
+exit_free2:
+ kfree(arr_phy);
+exit:
+ return -1;
+}
+
+/**
+ * pm8001_post_sas_ha_init - initialize general hba struct defined in libsas
+ * @shost: scsi host which has been allocated outside
+ * @chip_info: our ha struct.
+ */
+static void __devinit pm8001_post_sas_ha_init(struct Scsi_Host *shost,
+ const struct pm8001_chip_info *chip_info)
+{
+ int i = 0;
+ struct pm8001_hba_info *pm8001_ha;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+
+ pm8001_ha = sha->lldd_ha;
+ for (i = 0; i < chip_info->n_phy; i++) {
+ sha->sas_phy[i] = &pm8001_ha->phy[i].sas_phy;
+ sha->sas_port[i] = &pm8001_ha->port[i].sas_port;
+ }
+ sha->sas_ha_name = DRV_NAME;
+ sha->dev = pm8001_ha->dev;
+
+ sha->lldd_module = THIS_MODULE;
+ sha->sas_addr = &pm8001_ha->sas_addr[0];
+ sha->num_phys = chip_info->n_phy;
+ sha->lldd_max_execute_num = 1;
+ sha->lldd_queue_size = PM8001_CAN_QUEUE;
+ sha->core.shost = shost;
+}
+
+/**
+ * pm8001_init_sas_add - initialize sas address
+ * @chip_info: our ha struct.
+ *
+ * Currently we just set the fixed SAS address to our HBA,for manufacture,
+ * it should read from the EEPROM
+ */
+static void pm8001_init_sas_add(struct pm8001_hba_info *pm8001_ha)
+{
+ u8 i;
+#ifdef PM8001_READ_VPD
+ DECLARE_COMPLETION_ONSTACK(completion);
+ pm8001_ha->nvmd_completion = &completion;
+ PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, 0, 0);
+ wait_for_completion(&completion);
+ for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
+ memcpy(&pm8001_ha->phy[i].dev_sas_addr, pm8001_ha->sas_addr,
+ SAS_ADDR_SIZE);
+ PM8001_INIT_DBG(pm8001_ha,
+ pm8001_printk("phy %d sas_addr = %x \n", i,
+ (u64)pm8001_ha->phy[i].dev_sas_addr));
+ }
+#else
+ for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
+ pm8001_ha->phy[i].dev_sas_addr = 0x500e004010000004ULL;
+ pm8001_ha->phy[i].dev_sas_addr =
+ cpu_to_be64((u64)
+ (*(u64 *)&pm8001_ha->phy[i].dev_sas_addr));
+ }
+ memcpy(pm8001_ha->sas_addr, &pm8001_ha->phy[0].dev_sas_addr,
+ SAS_ADDR_SIZE);
+#endif
+}
+
+#ifdef PM8001_USE_MSIX
+/**
+ * pm8001_setup_msix - enable MSI-X interrupt
+ * @chip_info: our ha struct.
+ * @irq_handler: irq_handler
+ */
+static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha,
+ irq_handler_t irq_handler)
+{
+ u32 i = 0, j = 0;
+ u32 number_of_intr = 1;
+ int flag = 0;
+ u32 max_entry;
+ int rc;
+ max_entry = sizeof(pm8001_ha->msix_entries) /
+ sizeof(pm8001_ha->msix_entries[0]);
+ flag |= IRQF_DISABLED;
+ for (i = 0; i < max_entry ; i++)
+ pm8001_ha->msix_entries[i].entry = i;
+ rc = pci_enable_msix(pm8001_ha->pdev, pm8001_ha->msix_entries,
+ number_of_intr);
+ pm8001_ha->number_of_intr = number_of_intr;
+ if (!rc) {
+ for (i = 0; i < number_of_intr; i++) {
+ if (request_irq(pm8001_ha->msix_entries[i].vector,
+ irq_handler, flag, DRV_NAME,
+ SHOST_TO_SAS_HA(pm8001_ha->shost))) {
+ for (j = 0; j < i; j++)
+ free_irq(
+ pm8001_ha->msix_entries[j].vector,
+ SHOST_TO_SAS_HA(pm8001_ha->shost));
+ pci_disable_msix(pm8001_ha->pdev);
+ break;
+ }
+ }
+ }
+ return rc;
+}
+#endif
+
+/**
+ * pm8001_request_irq - register interrupt
+ * @chip_info: our ha struct.
+ */
+static u32 pm8001_request_irq(struct pm8001_hba_info *pm8001_ha)
+{
+ struct pci_dev *pdev;
+ irq_handler_t irq_handler = pm8001_interrupt;
+ u32 rc;
+
+ pdev = pm8001_ha->pdev;
+
+#ifdef PM8001_USE_MSIX
+ if (pci_find_capability(pdev, PCI_CAP_ID_MSIX))
+ return pm8001_setup_msix(pm8001_ha, irq_handler);
+ else
+ goto intx;
+#endif
+
+intx:
+ /* intialize the INT-X interrupt */
+ rc = request_irq(pdev->irq, irq_handler, IRQF_SHARED, DRV_NAME,
+ SHOST_TO_SAS_HA(pm8001_ha->shost));
+ return rc;
+}
+
+/**
+ * pm8001_pci_probe - probe supported device
+ * @pdev: pci device which kernel has been prepared for.
+ * @ent: pci device id
+ *
+ * This function is the main initialization function, when register a new
+ * pci driver it is invoked, all struct an hardware initilization should be done
+ * here, also, register interrupt
+ */
+static int __devinit pm8001_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ unsigned int rc;
+ u32 pci_reg;
+ struct pm8001_hba_info *pm8001_ha;
+ struct Scsi_Host *shost = NULL;
+ const struct pm8001_chip_info *chip;
+
+ dev_printk(KERN_INFO, &pdev->dev,
+ "pm8001: driver version %s\n", DRV_VERSION);
+ rc = pci_enable_device(pdev);
+ if (rc)
+ goto err_out_enable;
+ pci_set_master(pdev);
+ /*
+ * Enable pci slot busmaster by setting pci command register.
+ * This is required by FW for Cyclone card.
+ */
+
+ pci_read_config_dword(pdev, PCI_COMMAND, &pci_reg);
+ pci_reg |= 0x157;
+ pci_write_config_dword(pdev, PCI_COMMAND, pci_reg);
+ rc = pci_request_regions(pdev, DRV_NAME);
+ if (rc)
+ goto err_out_disable;
+ rc = pci_go_44(pdev);
+ if (rc)
+ goto err_out_regions;
+
+ shost = scsi_host_alloc(&pm8001_sht, sizeof(void *));
+ if (!shost) {
+ rc = -ENOMEM;
+ goto err_out_regions;
+ }
+ chip = &pm8001_chips[ent->driver_data];
+ SHOST_TO_SAS_HA(shost) =
+ kcalloc(1, sizeof(struct sas_ha_struct), GFP_KERNEL);
+ if (!SHOST_TO_SAS_HA(shost)) {
+ rc = -ENOMEM;
+ goto err_out_free_host;
+ }
+
+ rc = pm8001_prep_sas_ha_init(shost, chip);
+ if (rc) {
+ rc = -ENOMEM;
+ goto err_out_free;
+ }
+ pci_set_drvdata(pdev, SHOST_TO_SAS_HA(shost));
+ pm8001_ha = pm8001_pci_alloc(pdev, chip_8001, shost);
+ if (!pm8001_ha) {
+ rc = -ENOMEM;
+ goto err_out_free;
+ }
+ list_add_tail(&pm8001_ha->list, &hba_list);
+ PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha, 0x252acbcd);
+ rc = PM8001_CHIP_DISP->chip_init(pm8001_ha);
+ if (rc)
+ goto err_out_ha_free;
+
+ rc = scsi_add_host(shost, &pdev->dev);
+ if (rc)
+ goto err_out_ha_free;
+ rc = pm8001_request_irq(pm8001_ha);
+ if (rc)
+ goto err_out_shost;
+
+ PM8001_CHIP_DISP->interrupt_enable(pm8001_ha);
+ pm8001_init_sas_add(pm8001_ha);
+ pm8001_post_sas_ha_init(shost, chip);
+ rc = sas_register_ha(SHOST_TO_SAS_HA(shost));
+ if (rc)
+ goto err_out_shost;
+ scsi_scan_host(pm8001_ha->shost);
+ return 0;
+
+err_out_shost:
+ scsi_remove_host(pm8001_ha->shost);
+err_out_ha_free:
+ pm8001_free(pm8001_ha);
+err_out_free:
+ kfree(SHOST_TO_SAS_HA(shost));
+err_out_free_host:
+ kfree(shost);
+err_out_regions:
+ pci_release_regions(pdev);
+err_out_disable:
+ pci_disable_device(pdev);
+err_out_enable:
+ return rc;
+}
+
+static void __devexit pm8001_pci_remove(struct pci_dev *pdev)
+{
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct pm8001_hba_info *pm8001_ha;
+ int i;
+ pm8001_ha = sha->lldd_ha;
+ pci_set_drvdata(pdev, NULL);
+ sas_unregister_ha(sha);
+ sas_remove_host(pm8001_ha->shost);
+ list_del(&pm8001_ha->list);
+ scsi_remove_host(pm8001_ha->shost);
+ PM8001_CHIP_DISP->interrupt_disable(pm8001_ha);
+ PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha, 0x252acbcd);
+
+#ifdef PM8001_USE_MSIX
+ for (i = 0; i < pm8001_ha->number_of_intr; i++)
+ synchronize_irq(pm8001_ha->msix_entries[i].vector);
+ for (i = 0; i < pm8001_ha->number_of_intr; i++)
+ free_irq(pm8001_ha->msix_entries[i].vector, sha);
+ pci_disable_msix(pdev);
+#else
+ free_irq(pm8001_ha->irq, sha);
+#endif
+#ifdef PM8001_USE_TASKLET
+ tasklet_kill(&pm8001_ha->tasklet);
+#endif
+ pm8001_free(pm8001_ha);
+ kfree(sha->sas_phy);
+ kfree(sha->sas_port);
+ kfree(sha);
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
+}
+
+/**
+ * pm8001_pci_suspend - power management suspend main entry point
+ * @pdev: PCI device struct
+ * @state: PM state change to (usually PCI_D3)
+ *
+ * Returns 0 success, anything else error.
+ */
+static int pm8001_pci_suspend(struct pci_dev *pdev, pm_message_t state)
+{
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct pm8001_hba_info *pm8001_ha;
+ int i , pos;
+ u32 device_state;
+ pm8001_ha = sha->lldd_ha;
+ flush_scheduled_work();
+ scsi_block_requests(pm8001_ha->shost);
+ pos = pci_find_capability(pdev, PCI_CAP_ID_PM);
+ if (pos == 0) {
+ printk(KERN_ERR " PCI PM not supported\n");
+ return -ENODEV;
+ }
+ PM8001_CHIP_DISP->interrupt_disable(pm8001_ha);
+ PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha, 0x252acbcd);
+#ifdef PM8001_USE_MSIX
+ for (i = 0; i < pm8001_ha->number_of_intr; i++)
+ synchronize_irq(pm8001_ha->msix_entries[i].vector);
+ for (i = 0; i < pm8001_ha->number_of_intr; i++)
+ free_irq(pm8001_ha->msix_entries[i].vector, sha);
+ pci_disable_msix(pdev);
+#else
+ free_irq(pm8001_ha->irq, sha);
+#endif
+#ifdef PM8001_USE_TASKLET
+ tasklet_kill(&pm8001_ha->tasklet);
+#endif
+ device_state = pci_choose_state(pdev, state);
+ pm8001_printk("pdev=0x%p, slot=%s, entering "
+ "operating state [D%d]\n", pdev,
+ pm8001_ha->name, device_state);
+ pci_save_state(pdev);
+ pci_disable_device(pdev);
+ pci_set_power_state(pdev, device_state);
+ return 0;
+}
+
+/**
+ * pm8001_pci_resume - power management resume main entry point
+ * @pdev: PCI device struct
+ *
+ * Returns 0 success, anything else error.
+ */
+static int pm8001_pci_resume(struct pci_dev *pdev)
+{
+ struct sas_ha_struct *sha = pci_get_drvdata(pdev);
+ struct pm8001_hba_info *pm8001_ha;
+ int rc;
+ u32 device_state;
+ pm8001_ha = sha->lldd_ha;
+ device_state = pdev->current_state;
+
+ pm8001_printk("pdev=0x%p, slot=%s, resuming from previous "
+ "operating state [D%d]\n", pdev, pm8001_ha->name, device_state);
+
+ pci_set_power_state(pdev, PCI_D0);
+ pci_enable_wake(pdev, PCI_D0, 0);
+ pci_restore_state(pdev);
+ rc = pci_enable_device(pdev);
+ if (rc) {
+ pm8001_printk("slot=%s Enable device failed during resume\n",
+ pm8001_ha->name);
+ goto err_out_enable;
+ }
+
+ pci_set_master(pdev);
+ rc = pci_go_44(pdev);
+ if (rc)
+ goto err_out_disable;
+
+ PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha, 0x252acbcd);
+ rc = PM8001_CHIP_DISP->chip_init(pm8001_ha);
+ if (rc)
+ goto err_out_disable;
+ PM8001_CHIP_DISP->interrupt_disable(pm8001_ha);
+ rc = pm8001_request_irq(pm8001_ha);
+ if (rc)
+ goto err_out_disable;
+ #ifdef PM8001_USE_TASKLET
+ tasklet_init(&pm8001_ha->tasklet, pm8001_tasklet,
+ (unsigned long)pm8001_ha);
+ #endif
+ PM8001_CHIP_DISP->interrupt_enable(pm8001_ha);
+ scsi_unblock_requests(pm8001_ha->shost);
+ return 0;
+
+err_out_disable:
+ scsi_remove_host(pm8001_ha->shost);
+ pci_disable_device(pdev);
+err_out_enable:
+ return rc;
+}
+
+static struct pci_device_id __devinitdata pm8001_pci_table[] = {
+ {
+ PCI_VDEVICE(PMC_Sierra, 0x8001), chip_8001
+ },
+ {
+ PCI_DEVICE(0x117c, 0x0042),
+ .driver_data = chip_8001
+ },
+ {} /* terminate list */
+};
+
+static struct pci_driver pm8001_pci_driver = {
+ .name = DRV_NAME,
+ .id_table = pm8001_pci_table,
+ .probe = pm8001_pci_probe,
+ .remove = __devexit_p(pm8001_pci_remove),
+ .suspend = pm8001_pci_suspend,
+ .resume = pm8001_pci_resume,
+};
+
+/**
+ * pm8001_init - initialize scsi transport template
+ */
+static int __init pm8001_init(void)
+{
+ int rc;
+ pm8001_id = 0;
+ pm8001_stt = sas_domain_attach_transport(&pm8001_transport_ops);
+ if (!pm8001_stt)
+ return -ENOMEM;
+ rc = pci_register_driver(&pm8001_pci_driver);
+ if (rc)
+ goto err_out;
+ return 0;
+err_out:
+ sas_release_transport(pm8001_stt);
+ return rc;
+}
+
+static void __exit pm8001_exit(void)
+{
+ pci_unregister_driver(&pm8001_pci_driver);
+ sas_release_transport(pm8001_stt);
+}
+
+module_init(pm8001_init);
+module_exit(pm8001_exit);
+
+MODULE_AUTHOR("Jack Wang <jack_wang@usish.com>");
+MODULE_DESCRIPTION("PMC-Sierra PM8001 SAS/SATA controller driver");
+MODULE_VERSION(DRV_VERSION);
+MODULE_LICENSE("GPL");
+MODULE_DEVICE_TABLE(pci, pm8001_pci_table);
+
diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c
new file mode 100644
index 000000000000..7bf30fa6963a
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_sas.c
@@ -0,0 +1,1104 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#include "pm8001_sas.h"
+
+/**
+ * pm8001_find_tag - from sas task to find out tag that belongs to this task
+ * @task: the task sent to the LLDD
+ * @tag: the found tag associated with the task
+ */
+static int pm8001_find_tag(struct sas_task *task, u32 *tag)
+{
+ if (task->lldd_task) {
+ struct pm8001_ccb_info *ccb;
+ ccb = task->lldd_task;
+ *tag = ccb->ccb_tag;
+ return 1;
+ }
+ return 0;
+}
+
+/**
+ * pm8001_tag_clear - clear the tags bitmap
+ * @pm8001_ha: our hba struct
+ * @tag: the found tag associated with the task
+ */
+static void pm8001_tag_clear(struct pm8001_hba_info *pm8001_ha, u32 tag)
+{
+ void *bitmap = pm8001_ha->tags;
+ clear_bit(tag, bitmap);
+}
+
+static void pm8001_tag_free(struct pm8001_hba_info *pm8001_ha, u32 tag)
+{
+ pm8001_tag_clear(pm8001_ha, tag);
+}
+
+static void pm8001_tag_set(struct pm8001_hba_info *pm8001_ha, u32 tag)
+{
+ void *bitmap = pm8001_ha->tags;
+ set_bit(tag, bitmap);
+}
+
+/**
+ * pm8001_tag_alloc - allocate a empty tag for task used.
+ * @pm8001_ha: our hba struct
+ * @tag_out: the found empty tag .
+ */
+inline int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out)
+{
+ unsigned int index, tag;
+ void *bitmap = pm8001_ha->tags;
+
+ index = find_first_zero_bit(bitmap, pm8001_ha->tags_num);
+ tag = index;
+ if (tag >= pm8001_ha->tags_num)
+ return -SAS_QUEUE_FULL;
+ pm8001_tag_set(pm8001_ha, tag);
+ *tag_out = tag;
+ return 0;
+}
+
+void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha)
+{
+ int i;
+ for (i = 0; i < pm8001_ha->tags_num; ++i)
+ pm8001_tag_clear(pm8001_ha, i);
+}
+
+ /**
+ * pm8001_mem_alloc - allocate memory for pm8001.
+ * @pdev: pci device.
+ * @virt_addr: the allocated virtual address
+ * @pphys_addr_hi: the physical address high byte address.
+ * @pphys_addr_lo: the physical address low byte address.
+ * @mem_size: memory size.
+ */
+int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
+ dma_addr_t *pphys_addr, u32 *pphys_addr_hi,
+ u32 *pphys_addr_lo, u32 mem_size, u32 align)
+{
+ caddr_t mem_virt_alloc;
+ dma_addr_t mem_dma_handle;
+ u64 phys_align;
+ u64 align_offset = 0;
+ if (align)
+ align_offset = (dma_addr_t)align - 1;
+ mem_virt_alloc =
+ pci_alloc_consistent(pdev, mem_size + align, &mem_dma_handle);
+ if (!mem_virt_alloc) {
+ pm8001_printk("memory allocation error\n");
+ return -1;
+ }
+ memset((void *)mem_virt_alloc, 0, mem_size+align);
+ *pphys_addr = mem_dma_handle;
+ phys_align = (*pphys_addr + align_offset) & ~align_offset;
+ *virt_addr = (void *)mem_virt_alloc + phys_align - *pphys_addr;
+ *pphys_addr_hi = upper_32_bits(phys_align);
+ *pphys_addr_lo = lower_32_bits(phys_align);
+ return 0;
+}
+/**
+ * pm8001_find_ha_by_dev - from domain device which come from sas layer to
+ * find out our hba struct.
+ * @dev: the domain device which from sas layer.
+ */
+static
+struct pm8001_hba_info *pm8001_find_ha_by_dev(struct domain_device *dev)
+{
+ struct sas_ha_struct *sha = dev->port->ha;
+ struct pm8001_hba_info *pm8001_ha = sha->lldd_ha;
+ return pm8001_ha;
+}
+
+/**
+ * pm8001_phy_control - this function should be registered to
+ * sas_domain_function_template to provide libsas used, note: this is just
+ * control the HBA phy rather than other expander phy if you want control
+ * other phy, you should use SMP command.
+ * @sas_phy: which phy in HBA phys.
+ * @func: the operation.
+ * @funcdata: always NULL.
+ */
+int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
+ void *funcdata)
+{
+ int rc = 0, phy_id = sas_phy->id;
+ struct pm8001_hba_info *pm8001_ha = NULL;
+ struct sas_phy_linkrates *rates;
+ DECLARE_COMPLETION_ONSTACK(completion);
+ pm8001_ha = sas_phy->ha->lldd_ha;
+ pm8001_ha->phy[phy_id].enable_completion = &completion;
+ switch (func) {
+ case PHY_FUNC_SET_LINK_RATE:
+ rates = funcdata;
+ if (rates->minimum_linkrate) {
+ pm8001_ha->phy[phy_id].minimum_linkrate =
+ rates->minimum_linkrate;
+ }
+ if (rates->maximum_linkrate) {
+ pm8001_ha->phy[phy_id].maximum_linkrate =
+ rates->maximum_linkrate;
+ }
+ if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
+ wait_for_completion(&completion);
+ }
+ PM8001_CHIP_DISP->phy_ctl_req(pm8001_ha, phy_id,
+ PHY_LINK_RESET);
+ break;
+ case PHY_FUNC_HARD_RESET:
+ if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
+ wait_for_completion(&completion);
+ }
+ PM8001_CHIP_DISP->phy_ctl_req(pm8001_ha, phy_id,
+ PHY_HARD_RESET);
+ break;
+ case PHY_FUNC_LINK_RESET:
+ if (pm8001_ha->phy[phy_id].phy_state == 0) {
+ PM8001_CHIP_DISP->phy_start_req(pm8001_ha, phy_id);
+ wait_for_completion(&completion);
+ }
+ PM8001_CHIP_DISP->phy_ctl_req(pm8001_ha, phy_id,
+ PHY_LINK_RESET);
+ break;
+ case PHY_FUNC_RELEASE_SPINUP_HOLD:
+ PM8001_CHIP_DISP->phy_ctl_req(pm8001_ha, phy_id,
+ PHY_LINK_RESET);
+ break;
+ case PHY_FUNC_DISABLE:
+ PM8001_CHIP_DISP->phy_stop_req(pm8001_ha, phy_id);
+ break;
+ default:
+ rc = -EOPNOTSUPP;
+ }
+ msleep(300);
+ return rc;
+}
+
+int pm8001_slave_alloc(struct scsi_device *scsi_dev)
+{
+ struct domain_device *dev = sdev_to_domain_dev(scsi_dev);
+ if (dev_is_sata(dev)) {
+ /* We don't need to rescan targets
+ * if REPORT_LUNS request is failed
+ */
+ if (scsi_dev->lun > 0)
+ return -ENXIO;
+ scsi_dev->tagged_supported = 1;
+ }
+ return sas_slave_alloc(scsi_dev);
+}
+
+/**
+ * pm8001_scan_start - we should enable all HBA phys by sending the phy_start
+ * command to HBA.
+ * @shost: the scsi host data.
+ */
+void pm8001_scan_start(struct Scsi_Host *shost)
+{
+ int i;
+ struct pm8001_hba_info *pm8001_ha;
+ struct sas_ha_struct *sha = SHOST_TO_SAS_HA(shost);
+ pm8001_ha = sha->lldd_ha;
+ for (i = 0; i < pm8001_ha->chip->n_phy; ++i)
+ PM8001_CHIP_DISP->phy_start_req(pm8001_ha, i);
+}
+
+int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time)
+{
+ /* give the phy enabling interrupt event time to come in (1s
+ * is empirically about all it takes) */
+ if (time < HZ)
+ return 0;
+ /* Wait for discovery to finish */
+ scsi_flush_work(shost);
+ return 1;
+}
+
+/**
+ * pm8001_task_prep_smp - the dispatcher function, prepare data for smp task
+ * @pm8001_ha: our hba card information
+ * @ccb: the ccb which attached to smp task
+ */
+static int pm8001_task_prep_smp(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ return PM8001_CHIP_DISP->smp_req(pm8001_ha, ccb);
+}
+
+u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag)
+{
+ struct ata_queued_cmd *qc = task->uldd_task;
+ if (qc) {
+ if (qc->tf.command == ATA_CMD_FPDMA_WRITE ||
+ qc->tf.command == ATA_CMD_FPDMA_READ) {
+ *tag = qc->tag;
+ return 1;
+ }
+ }
+ return 0;
+}
+
+/**
+ * pm8001_task_prep_ata - the dispatcher function, prepare data for sata task
+ * @pm8001_ha: our hba card information
+ * @ccb: the ccb which attached to sata task
+ */
+static int pm8001_task_prep_ata(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ return PM8001_CHIP_DISP->sata_req(pm8001_ha, ccb);
+}
+
+/**
+ * pm8001_task_prep_ssp_tm - the dispatcher function, prepare task management data
+ * @pm8001_ha: our hba card information
+ * @ccb: the ccb which attached to TM
+ * @tmf: the task management IU
+ */
+static int pm8001_task_prep_ssp_tm(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf)
+{
+ return PM8001_CHIP_DISP->ssp_tm_req(pm8001_ha, ccb, tmf);
+}
+
+/**
+ * pm8001_task_prep_ssp - the dispatcher function,prepare ssp data for ssp task
+ * @pm8001_ha: our hba card information
+ * @ccb: the ccb which attached to ssp task
+ */
+static int pm8001_task_prep_ssp(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb)
+{
+ return PM8001_CHIP_DISP->ssp_io_req(pm8001_ha, ccb);
+}
+int pm8001_slave_configure(struct scsi_device *sdev)
+{
+ struct domain_device *dev = sdev_to_domain_dev(sdev);
+ int ret = sas_slave_configure(sdev);
+ if (ret)
+ return ret;
+ if (dev_is_sata(dev)) {
+ #ifdef PM8001_DISABLE_NCQ
+ struct ata_port *ap = dev->sata_dev.ap;
+ struct ata_device *adev = ap->link.device;
+ adev->flags |= ATA_DFLAG_NCQ_OFF;
+ scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, 1);
+ #endif
+ }
+ return 0;
+}
+/**
+ * pm8001_task_exec -execute the task which come from upper level, send the
+ * command or data to DMA area and then increase CI,for queuecommand(ssp),
+ * it is from upper layer and for smp command,it is from libsas,
+ * for ata command it is from libata.
+ * @task: the task to be execute.
+ * @num: if can_queue great than 1, the task can be queued up. for SMP task,
+ * we always execute one one time.
+ * @gfp_flags: gfp_flags.
+ * @is tmf: if it is task management task.
+ * @tmf: the task management IU
+ */
+#define DEV_IS_GONE(pm8001_dev) \
+ ((!pm8001_dev || (pm8001_dev->dev_type == NO_DEVICE)))
+static int pm8001_task_exec(struct sas_task *task, const int num,
+ gfp_t gfp_flags, int is_tmf, struct pm8001_tmf_task *tmf)
+{
+ struct domain_device *dev = task->dev;
+ struct pm8001_hba_info *pm8001_ha;
+ struct pm8001_device *pm8001_dev;
+ struct sas_task *t = task;
+ struct pm8001_ccb_info *ccb;
+ u32 tag = 0xdeadbeef, rc, n_elem = 0;
+ u32 n = num;
+ unsigned long flags = 0;
+
+ if (!dev->port) {
+ struct task_status_struct *tsm = &t->task_status;
+ tsm->resp = SAS_TASK_UNDELIVERED;
+ tsm->stat = SAS_PHY_DOWN;
+ if (dev->dev_type != SATA_DEV)
+ t->task_done(t);
+ return 0;
+ }
+ pm8001_ha = pm8001_find_ha_by_dev(task->dev);
+ PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device \n "));
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ do {
+ dev = t->dev;
+ pm8001_dev = dev->lldd_dev;
+ if (DEV_IS_GONE(pm8001_dev)) {
+ if (pm8001_dev) {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("device %d not ready.\n",
+ pm8001_dev->device_id));
+ } else {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("device %016llx not "
+ "ready.\n", SAS_ADDR(dev->sas_addr)));
+ }
+ rc = SAS_PHY_DOWN;
+ goto out_done;
+ }
+ rc = pm8001_tag_alloc(pm8001_ha, &tag);
+ if (rc)
+ goto err_out;
+ ccb = &pm8001_ha->ccb_info[tag];
+
+ if (!sas_protocol_ata(t->task_proto)) {
+ if (t->num_scatter) {
+ n_elem = dma_map_sg(pm8001_ha->dev,
+ t->scatter,
+ t->num_scatter,
+ t->data_dir);
+ if (!n_elem) {
+ rc = -ENOMEM;
+ goto err_out;
+ }
+ }
+ } else {
+ n_elem = t->num_scatter;
+ }
+
+ t->lldd_task = NULL;
+ ccb->n_elem = n_elem;
+ ccb->ccb_tag = tag;
+ ccb->task = t;
+ switch (t->task_proto) {
+ case SAS_PROTOCOL_SMP:
+ rc = pm8001_task_prep_smp(pm8001_ha, ccb);
+ break;
+ case SAS_PROTOCOL_SSP:
+ if (is_tmf)
+ rc = pm8001_task_prep_ssp_tm(pm8001_ha,
+ ccb, tmf);
+ else
+ rc = pm8001_task_prep_ssp(pm8001_ha, ccb);
+ break;
+ case SAS_PROTOCOL_SATA:
+ case SAS_PROTOCOL_STP:
+ case SAS_PROTOCOL_SATA | SAS_PROTOCOL_STP:
+ rc = pm8001_task_prep_ata(pm8001_ha, ccb);
+ break;
+ default:
+ dev_printk(KERN_ERR, pm8001_ha->dev,
+ "unknown sas_task proto: 0x%x\n",
+ t->task_proto);
+ rc = -EINVAL;
+ break;
+ }
+
+ if (rc) {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk("rc is %x\n", rc));
+ goto err_out_tag;
+ }
+ t->lldd_task = ccb;
+ /* TODO: select normal or high priority */
+ spin_lock(&t->task_state_lock);
+ t->task_state_flags |= SAS_TASK_AT_INITIATOR;
+ spin_unlock(&t->task_state_lock);
+ pm8001_dev->running_req++;
+ if (n > 1)
+ t = list_entry(t->list.next, struct sas_task, list);
+ } while (--n);
+ rc = 0;
+ goto out_done;
+
+err_out_tag:
+ pm8001_tag_free(pm8001_ha, tag);
+err_out:
+ dev_printk(KERN_ERR, pm8001_ha->dev, "pm8001 exec failed[%d]!\n", rc);
+ if (!sas_protocol_ata(t->task_proto))
+ if (n_elem)
+ dma_unmap_sg(pm8001_ha->dev, t->scatter, n_elem,
+ t->data_dir);
+out_done:
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return rc;
+}
+
+/**
+ * pm8001_queue_command - register for upper layer used, all IO commands sent
+ * to HBA are from this interface.
+ * @task: the task to be execute.
+ * @num: if can_queue great than 1, the task can be queued up. for SMP task,
+ * we always execute one one time
+ * @gfp_flags: gfp_flags
+ */
+int pm8001_queue_command(struct sas_task *task, const int num,
+ gfp_t gfp_flags)
+{
+ return pm8001_task_exec(task, num, gfp_flags, 0, NULL);
+}
+
+void pm8001_ccb_free(struct pm8001_hba_info *pm8001_ha, u32 ccb_idx)
+{
+ pm8001_tag_clear(pm8001_ha, ccb_idx);
+}
+
+/**
+ * pm8001_ccb_task_free - free the sg for ssp and smp command, free the ccb.
+ * @pm8001_ha: our hba card information
+ * @ccb: the ccb which attached to ssp task
+ * @task: the task to be free.
+ * @ccb_idx: ccb index.
+ */
+void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
+ struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx)
+{
+ if (!ccb->task)
+ return;
+ if (!sas_protocol_ata(task->task_proto))
+ if (ccb->n_elem)
+ dma_unmap_sg(pm8001_ha->dev, task->scatter,
+ task->num_scatter, task->data_dir);
+
+ switch (task->task_proto) {
+ case SAS_PROTOCOL_SMP:
+ dma_unmap_sg(pm8001_ha->dev, &task->smp_task.smp_resp, 1,
+ PCI_DMA_FROMDEVICE);
+ dma_unmap_sg(pm8001_ha->dev, &task->smp_task.smp_req, 1,
+ PCI_DMA_TODEVICE);
+ break;
+
+ case SAS_PROTOCOL_SATA:
+ case SAS_PROTOCOL_STP:
+ case SAS_PROTOCOL_SSP:
+ default:
+ /* do nothing */
+ break;
+ }
+ task->lldd_task = NULL;
+ ccb->task = NULL;
+ ccb->ccb_tag = 0xFFFFFFFF;
+ pm8001_ccb_free(pm8001_ha, ccb_idx);
+}
+
+ /**
+ * pm8001_alloc_dev - find the empty pm8001_device structure, allocate and
+ * return it for use.
+ * @pm8001_ha: our hba card information
+ */
+struct pm8001_device *pm8001_alloc_dev(struct pm8001_hba_info *pm8001_ha)
+{
+ u32 dev;
+ for (dev = 0; dev < PM8001_MAX_DEVICES; dev++) {
+ if (pm8001_ha->devices[dev].dev_type == NO_DEVICE) {
+ pm8001_ha->devices[dev].id = dev;
+ return &pm8001_ha->devices[dev];
+ }
+ }
+ if (dev == PM8001_MAX_DEVICES) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("max support %d devices, ignore ..\n",
+ PM8001_MAX_DEVICES));
+ }
+ return NULL;
+}
+
+static void pm8001_free_dev(struct pm8001_device *pm8001_dev)
+{
+ u32 id = pm8001_dev->id;
+ memset(pm8001_dev, 0, sizeof(*pm8001_dev));
+ pm8001_dev->id = id;
+ pm8001_dev->dev_type = NO_DEVICE;
+ pm8001_dev->device_id = PM8001_MAX_DEVICES;
+ pm8001_dev->sas_device = NULL;
+}
+
+/**
+ * pm8001_dev_found_notify - when libsas find a sas domain device, it should
+ * tell the LLDD that device is found, and then LLDD register this device to
+ * HBA FW by the command "OPC_INB_REG_DEV", after that the HBA will assign
+ * a device ID(according to device's sas address) and returned it to LLDD.from
+ * now on, we communicate with HBA FW with the device ID which HBA assigned
+ * rather than sas address. it is the neccessary step for our HBA but it is
+ * the optional for other HBA driver.
+ * @dev: the device structure which sas layer used.
+ */
+static int pm8001_dev_found_notify(struct domain_device *dev)
+{
+ unsigned long flags = 0;
+ int res = 0;
+ struct pm8001_hba_info *pm8001_ha = NULL;
+ struct domain_device *parent_dev = dev->parent;
+ struct pm8001_device *pm8001_device;
+ DECLARE_COMPLETION_ONSTACK(completion);
+ u32 flag = 0;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+
+ pm8001_device = pm8001_alloc_dev(pm8001_ha);
+ pm8001_device->sas_device = dev;
+ if (!pm8001_device) {
+ res = -1;
+ goto found_out;
+ }
+ dev->lldd_dev = pm8001_device;
+ pm8001_device->dev_type = dev->dev_type;
+ pm8001_device->dcompletion = &completion;
+ if (parent_dev && DEV_IS_EXPANDER(parent_dev->dev_type)) {
+ int phy_id;
+ struct ex_phy *phy;
+ for (phy_id = 0; phy_id < parent_dev->ex_dev.num_phys;
+ phy_id++) {
+ phy = &parent_dev->ex_dev.ex_phy[phy_id];
+ if (SAS_ADDR(phy->attached_sas_addr)
+ == SAS_ADDR(dev->sas_addr)) {
+ pm8001_device->attached_phy = phy_id;
+ break;
+ }
+ }
+ if (phy_id == parent_dev->ex_dev.num_phys) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Error: no attached dev:%016llx"
+ " at ex:%016llx.\n", SAS_ADDR(dev->sas_addr),
+ SAS_ADDR(parent_dev->sas_addr)));
+ res = -1;
+ }
+ } else {
+ if (dev->dev_type == SATA_DEV) {
+ pm8001_device->attached_phy =
+ dev->rphy->identify.phy_identifier;
+ flag = 1; /* directly sata*/
+ }
+ } /*register this device to HBA*/
+ PM8001_DISC_DBG(pm8001_ha, pm8001_printk("Found device \n"));
+ PM8001_CHIP_DISP->reg_dev_req(pm8001_ha, pm8001_device, flag);
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ wait_for_completion(&completion);
+ if (dev->dev_type == SAS_END_DEV)
+ msleep(50);
+ pm8001_ha->flags = PM8001F_RUN_TIME ;
+ return 0;
+found_out:
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ return res;
+}
+
+int pm8001_dev_found(struct domain_device *dev)
+{
+ return pm8001_dev_found_notify(dev);
+}
+
+/**
+ * pm8001_alloc_task - allocate a task structure for TMF
+ */
+static struct sas_task *pm8001_alloc_task(void)
+{
+ struct sas_task *task = kzalloc(sizeof(*task), GFP_KERNEL);
+ if (task) {
+ INIT_LIST_HEAD(&task->list);
+ spin_lock_init(&task->task_state_lock);
+ task->task_state_flags = SAS_TASK_STATE_PENDING;
+ init_timer(&task->timer);
+ init_completion(&task->completion);
+ }
+ return task;
+}
+
+static void pm8001_free_task(struct sas_task *task)
+{
+ if (task) {
+ BUG_ON(!list_empty(&task->list));
+ kfree(task);
+ }
+}
+
+static void pm8001_task_done(struct sas_task *task)
+{
+ if (!del_timer(&task->timer))
+ return;
+ complete(&task->completion);
+}
+
+static void pm8001_tmf_timedout(unsigned long data)
+{
+ struct sas_task *task = (struct sas_task *)data;
+
+ task->task_state_flags |= SAS_TASK_STATE_ABORTED;
+ complete(&task->completion);
+}
+
+#define PM8001_TASK_TIMEOUT 20
+/**
+ * pm8001_exec_internal_tmf_task - when errors or exception happened, we may
+ * want to do something, for example abort issued task which result in this
+ * execption, this is by calling this function, note it is also with the task
+ * execute interface.
+ * @dev: the wanted device.
+ * @tmf: which task management wanted to be take.
+ * @para_len: para_len.
+ * @parameter: ssp task parameter.
+ */
+static int pm8001_exec_internal_tmf_task(struct domain_device *dev,
+ void *parameter, u32 para_len, struct pm8001_tmf_task *tmf)
+{
+ int res, retry;
+ struct sas_task *task = NULL;
+ struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
+
+ for (retry = 0; retry < 3; retry++) {
+ task = pm8001_alloc_task();
+ if (!task)
+ return -ENOMEM;
+
+ task->dev = dev;
+ task->task_proto = dev->tproto;
+ memcpy(&task->ssp_task, parameter, para_len);
+ task->task_done = pm8001_task_done;
+ task->timer.data = (unsigned long)task;
+ task->timer.function = pm8001_tmf_timedout;
+ task->timer.expires = jiffies + PM8001_TASK_TIMEOUT*HZ;
+ add_timer(&task->timer);
+
+ res = pm8001_task_exec(task, 1, GFP_KERNEL, 1, tmf);
+
+ if (res) {
+ del_timer(&task->timer);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Executing internal task "
+ "failed\n"));
+ goto ex_err;
+ }
+ wait_for_completion(&task->completion);
+ res = -TMF_RESP_FUNC_FAILED;
+ /* Even TMF timed out, return direct. */
+ if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {
+ if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("TMF task[%x]timeout.\n",
+ tmf->tmf));
+ goto ex_err;
+ }
+ }
+
+ if (task->task_status.resp == SAS_TASK_COMPLETE &&
+ task->task_status.stat == SAM_GOOD) {
+ res = TMF_RESP_FUNC_COMPLETE;
+ break;
+ }
+
+ if (task->task_status.resp == SAS_TASK_COMPLETE &&
+ task->task_status.stat == SAS_DATA_UNDERRUN) {
+ /* no error, but return the number of bytes of
+ * underrun */
+ res = task->task_status.residual;
+ break;
+ }
+
+ if (task->task_status.resp == SAS_TASK_COMPLETE &&
+ task->task_status.stat == SAS_DATA_OVERRUN) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Blocked task error.\n"));
+ res = -EMSGSIZE;
+ break;
+ } else {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" Task to dev %016llx response: 0x%x"
+ "status 0x%x\n",
+ SAS_ADDR(dev->sas_addr),
+ task->task_status.resp,
+ task->task_status.stat));
+ pm8001_free_task(task);
+ task = NULL;
+ }
+ }
+ex_err:
+ BUG_ON(retry == 3 && task != NULL);
+ if (task != NULL)
+ pm8001_free_task(task);
+ return res;
+}
+
+static int
+pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, struct domain_device *dev, u32 flag,
+ u32 task_tag)
+{
+ int res, retry;
+ u32 rc, ccb_tag;
+ struct pm8001_ccb_info *ccb;
+ struct sas_task *task = NULL;
+
+ for (retry = 0; retry < 3; retry++) {
+ task = pm8001_alloc_task();
+ if (!task)
+ return -ENOMEM;
+
+ task->dev = dev;
+ task->task_proto = dev->tproto;
+ task->task_done = pm8001_task_done;
+ task->timer.data = (unsigned long)task;
+ task->timer.function = pm8001_tmf_timedout;
+ task->timer.expires = jiffies + PM8001_TASK_TIMEOUT*HZ;
+ add_timer(&task->timer);
+
+ rc = pm8001_tag_alloc(pm8001_ha, &ccb_tag);
+ if (rc)
+ return rc;
+ ccb = &pm8001_ha->ccb_info[ccb_tag];
+ ccb->device = pm8001_dev;
+ ccb->ccb_tag = ccb_tag;
+ ccb->task = task;
+
+ res = PM8001_CHIP_DISP->task_abort(pm8001_ha,
+ pm8001_dev, flag, task_tag, ccb_tag);
+
+ if (res) {
+ del_timer(&task->timer);
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("Executing internal task "
+ "failed\n"));
+ goto ex_err;
+ }
+ wait_for_completion(&task->completion);
+ res = TMF_RESP_FUNC_FAILED;
+ /* Even TMF timed out, return direct. */
+ if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {
+ if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) {
+ PM8001_FAIL_DBG(pm8001_ha,
+ pm8001_printk("TMF task timeout.\n"));
+ goto ex_err;
+ }
+ }
+
+ if (task->task_status.resp == SAS_TASK_COMPLETE &&
+ task->task_status.stat == SAM_GOOD) {
+ res = TMF_RESP_FUNC_COMPLETE;
+ break;
+
+ } else {
+ PM8001_IO_DBG(pm8001_ha,
+ pm8001_printk(" Task to dev %016llx response: "
+ "0x%x status 0x%x\n",
+ SAS_ADDR(dev->sas_addr),
+ task->task_status.resp,
+ task->task_status.stat));
+ pm8001_free_task(task);
+ task = NULL;
+ }
+ }
+ex_err:
+ BUG_ON(retry == 3 && task != NULL);
+ if (task != NULL)
+ pm8001_free_task(task);
+ return res;
+}
+
+/**
+ * pm8001_dev_gone_notify - see the comments for "pm8001_dev_found_notify"
+ * @dev: the device structure which sas layer used.
+ */
+static void pm8001_dev_gone_notify(struct domain_device *dev)
+{
+ unsigned long flags = 0;
+ u32 tag;
+ struct pm8001_hba_info *pm8001_ha;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ u32 device_id = pm8001_dev->device_id;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ pm8001_tag_alloc(pm8001_ha, &tag);
+ if (pm8001_dev) {
+ PM8001_DISC_DBG(pm8001_ha,
+ pm8001_printk("found dev[%d:%x] is gone.\n",
+ pm8001_dev->device_id, pm8001_dev->dev_type));
+ if (pm8001_dev->running_req) {
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+ pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
+ dev, 1, 0);
+ spin_lock_irqsave(&pm8001_ha->lock, flags);
+ }
+ PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id);
+ pm8001_free_dev(pm8001_dev);
+ } else {
+ PM8001_DISC_DBG(pm8001_ha,
+ pm8001_printk("Found dev has gone.\n"));
+ }
+ dev->lldd_dev = NULL;
+ spin_unlock_irqrestore(&pm8001_ha->lock, flags);
+}
+
+void pm8001_dev_gone(struct domain_device *dev)
+{
+ pm8001_dev_gone_notify(dev);
+}
+
+static int pm8001_issue_ssp_tmf(struct domain_device *dev,
+ u8 *lun, struct pm8001_tmf_task *tmf)
+{
+ struct sas_ssp_task ssp_task;
+ if (!(dev->tproto & SAS_PROTOCOL_SSP))
+ return TMF_RESP_FUNC_ESUPP;
+
+ strncpy((u8 *)&ssp_task.LUN, lun, 8);
+ return pm8001_exec_internal_tmf_task(dev, &ssp_task, sizeof(ssp_task),
+ tmf);
+}
+
+/**
+ * Standard mandates link reset for ATA (type 0) and hard reset for
+ * SSP (type 1) , only for RECOVERY
+ */
+int pm8001_I_T_nexus_reset(struct domain_device *dev)
+{
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct pm8001_device *pm8001_dev;
+ struct pm8001_hba_info *pm8001_ha;
+ struct sas_phy *phy;
+ if (!dev || !dev->lldd_dev)
+ return -1;
+
+ pm8001_dev = dev->lldd_dev;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ phy = sas_find_local_phy(dev);
+
+ if (dev_is_sata(dev)) {
+ DECLARE_COMPLETION_ONSTACK(completion_setstate);
+ rc = sas_phy_reset(phy, 1);
+ msleep(2000);
+ rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
+ dev, 1, 0);
+ pm8001_dev->setds_completion = &completion_setstate;
+ rc = PM8001_CHIP_DISP->set_dev_state_req(pm8001_ha,
+ pm8001_dev, 0x01);
+ wait_for_completion(&completion_setstate);
+ } else{
+ rc = sas_phy_reset(phy, 1);
+ msleep(2000);
+ }
+ PM8001_EH_DBG(pm8001_ha, pm8001_printk(" for device[%x]:rc=%d\n",
+ pm8001_dev->device_id, rc));
+ return rc;
+}
+
+/* mandatory SAM-3, the task reset the specified LUN*/
+int pm8001_lu_reset(struct domain_device *dev, u8 *lun)
+{
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct pm8001_tmf_task tmf_task;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
+ if (dev_is_sata(dev)) {
+ struct sas_phy *phy = sas_find_local_phy(dev);
+ rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev ,
+ dev, 1, 0);
+ rc = sas_phy_reset(phy, 1);
+ rc = PM8001_CHIP_DISP->set_dev_state_req(pm8001_ha,
+ pm8001_dev, 0x01);
+ msleep(2000);
+ } else {
+ tmf_task.tmf = TMF_LU_RESET;
+ rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
+ }
+ /* If failed, fall-through I_T_Nexus reset */
+ PM8001_EH_DBG(pm8001_ha, pm8001_printk("for device[%x]:rc=%d\n",
+ pm8001_dev->device_id, rc));
+ return rc;
+}
+
+/* optional SAM-3 */
+int pm8001_query_task(struct sas_task *task)
+{
+ u32 tag = 0xdeadbeef;
+ int i = 0;
+ struct scsi_lun lun;
+ struct pm8001_tmf_task tmf_task;
+ int rc = TMF_RESP_FUNC_FAILED;
+ if (unlikely(!task || !task->lldd_task || !task->dev))
+ return rc;
+
+ if (task->task_proto & SAS_PROTOCOL_SSP) {
+ struct scsi_cmnd *cmnd = task->uldd_task;
+ struct domain_device *dev = task->dev;
+ struct pm8001_hba_info *pm8001_ha =
+ pm8001_find_ha_by_dev(dev);
+
+ int_to_scsilun(cmnd->device->lun, &lun);
+ rc = pm8001_find_tag(task, &tag);
+ if (rc == 0) {
+ rc = TMF_RESP_FUNC_FAILED;
+ return rc;
+ }
+ PM8001_EH_DBG(pm8001_ha, pm8001_printk("Query:["));
+ for (i = 0; i < 16; i++)
+ printk(KERN_INFO "%02x ", cmnd->cmnd[i]);
+ printk(KERN_INFO "]\n");
+ tmf_task.tmf = TMF_QUERY_TASK;
+ tmf_task.tag_of_task_to_be_managed = tag;
+
+ rc = pm8001_issue_ssp_tmf(dev, lun.scsi_lun, &tmf_task);
+ switch (rc) {
+ /* The task is still in Lun, release it then */
+ case TMF_RESP_FUNC_SUCC:
+ PM8001_EH_DBG(pm8001_ha,
+ pm8001_printk("The task is still in Lun \n"));
+ /* The task is not in Lun or failed, reset the phy */
+ case TMF_RESP_FUNC_FAILED:
+ case TMF_RESP_FUNC_COMPLETE:
+ PM8001_EH_DBG(pm8001_ha,
+ pm8001_printk("The task is not in Lun or failed,"
+ " reset the phy \n"));
+ break;
+ }
+ }
+ pm8001_printk(":rc= %d\n", rc);
+ return rc;
+}
+
+/* mandatory SAM-3, still need free task/ccb info, abord the specified task */
+int pm8001_abort_task(struct sas_task *task)
+{
+ unsigned long flags;
+ u32 tag = 0xdeadbeef;
+ u32 device_id;
+ struct domain_device *dev ;
+ struct pm8001_hba_info *pm8001_ha = NULL;
+ struct pm8001_ccb_info *ccb;
+ struct scsi_lun lun;
+ struct pm8001_device *pm8001_dev;
+ struct pm8001_tmf_task tmf_task;
+ int rc = TMF_RESP_FUNC_FAILED;
+ if (unlikely(!task || !task->lldd_task || !task->dev))
+ return rc;
+ spin_lock_irqsave(&task->task_state_lock, flags);
+ if (task->task_state_flags & SAS_TASK_STATE_DONE) {
+ spin_unlock_irqrestore(&task->task_state_lock, flags);
+ rc = TMF_RESP_FUNC_COMPLETE;
+ goto out;
+ }
+ spin_unlock_irqrestore(&task->task_state_lock, flags);
+ if (task->task_proto & SAS_PROTOCOL_SSP) {
+ struct scsi_cmnd *cmnd = task->uldd_task;
+ dev = task->dev;
+ ccb = task->lldd_task;
+ pm8001_dev = dev->lldd_dev;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ int_to_scsilun(cmnd->device->lun, &lun);
+ rc = pm8001_find_tag(task, &tag);
+ if (rc == 0) {
+ printk(KERN_INFO "No such tag in %s\n", __func__);
+ rc = TMF_RESP_FUNC_FAILED;
+ return rc;
+ }
+ device_id = pm8001_dev->device_id;
+ PM8001_EH_DBG(pm8001_ha,
+ pm8001_printk("abort io to device_id = %d\n", device_id));
+ tmf_task.tmf = TMF_ABORT_TASK;
+ tmf_task.tag_of_task_to_be_managed = tag;
+ rc = pm8001_issue_ssp_tmf(dev, lun.scsi_lun, &tmf_task);
+ rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev,
+ pm8001_dev->sas_device, 0, tag);
+ } else if (task->task_proto & SAS_PROTOCOL_SATA ||
+ task->task_proto & SAS_PROTOCOL_STP) {
+ dev = task->dev;
+ pm8001_dev = dev->lldd_dev;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ rc = pm8001_find_tag(task, &tag);
+ if (rc == 0) {
+ printk(KERN_INFO "No such tag in %s\n", __func__);
+ rc = TMF_RESP_FUNC_FAILED;
+ return rc;
+ }
+ rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev,
+ pm8001_dev->sas_device, 0, tag);
+ } else if (task->task_proto & SAS_PROTOCOL_SMP) {
+ /* SMP */
+ dev = task->dev;
+ pm8001_dev = dev->lldd_dev;
+ pm8001_ha = pm8001_find_ha_by_dev(dev);
+ rc = pm8001_find_tag(task, &tag);
+ if (rc == 0) {
+ printk(KERN_INFO "No such tag in %s\n", __func__);
+ rc = TMF_RESP_FUNC_FAILED;
+ return rc;
+ }
+ rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev,
+ pm8001_dev->sas_device, 0, tag);
+
+ }
+out:
+ if (rc != TMF_RESP_FUNC_COMPLETE)
+ pm8001_printk("rc= %d\n", rc);
+ return rc;
+}
+
+int pm8001_abort_task_set(struct domain_device *dev, u8 *lun)
+{
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct pm8001_tmf_task tmf_task;
+
+ tmf_task.tmf = TMF_ABORT_TASK_SET;
+ rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
+ return rc;
+}
+
+int pm8001_clear_aca(struct domain_device *dev, u8 *lun)
+{
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct pm8001_tmf_task tmf_task;
+
+ tmf_task.tmf = TMF_CLEAR_ACA;
+ rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
+
+ return rc;
+}
+
+int pm8001_clear_task_set(struct domain_device *dev, u8 *lun)
+{
+ int rc = TMF_RESP_FUNC_FAILED;
+ struct pm8001_tmf_task tmf_task;
+ struct pm8001_device *pm8001_dev = dev->lldd_dev;
+ struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
+
+ PM8001_EH_DBG(pm8001_ha,
+ pm8001_printk("I_T_L_Q clear task set[%x]\n",
+ pm8001_dev->device_id));
+ tmf_task.tmf = TMF_CLEAR_TASK_SET;
+ rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task);
+ return rc;
+}
+
diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h
new file mode 100644
index 000000000000..14c676bbb533
--- /dev/null
+++ b/drivers/scsi/pm8001/pm8001_sas.h
@@ -0,0 +1,480 @@
+/*
+ * PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
+ *
+ * Copyright (c) 2008-2009 USI Co., Ltd.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions, and the following disclaimer,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon
+ * including a substantially similar Disclaimer requirement for further
+ * binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ * of any contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+#ifndef _PM8001_SAS_H_
+#define _PM8001_SAS_H_
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/spinlock.h>
+#include <linux/delay.h>
+#include <linux/types.h>
+#include <linux/ctype.h>
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/smp_lock.h>
+#include <scsi/libsas.h>
+#include <scsi/scsi_tcq.h>
+#include <scsi/sas_ata.h>
+#include <asm/atomic.h>
+#include "pm8001_defs.h"
+
+#define DRV_NAME "pm8001"
+#define DRV_VERSION "0.1.36"
+#define PM8001_FAIL_LOGGING 0x01 /* libsas EH function logging */
+#define PM8001_INIT_LOGGING 0x02 /* driver init logging */
+#define PM8001_DISC_LOGGING 0x04 /* discovery layer logging */
+#define PM8001_IO_LOGGING 0x08 /* I/O path logging */
+#define PM8001_EH_LOGGING 0x10 /* Error message logging */
+#define PM8001_IOCTL_LOGGING 0x20 /* IOCTL message logging */
+#define PM8001_MSG_LOGGING 0x40 /* misc message logging */
+#define pm8001_printk(format, arg...) printk(KERN_INFO "%s %d:" format,\
+ __func__, __LINE__, ## arg)
+#define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD) \
+do { \
+ if (unlikely(HBA->logging_level & LEVEL)) \
+ do { \
+ CMD; \
+ } while (0); \
+} while (0);
+
+#define PM8001_EH_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD)
+
+#define PM8001_INIT_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD)
+
+#define PM8001_DISC_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD)
+
+#define PM8001_IO_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD)
+
+#define PM8001_FAIL_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD)
+
+#define PM8001_IOCTL_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD)
+
+#define PM8001_MSG_DBG(HBA, CMD) \
+ PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD)
+
+
+#define PM8001_USE_TASKLET
+#define PM8001_USE_MSIX
+
+
+#define DEV_IS_EXPANDER(type) ((type == EDGE_DEV) || (type == FANOUT_DEV))
+
+#define PM8001_NAME_LENGTH 32/* generic length of strings */
+extern struct list_head hba_list;
+extern const struct pm8001_dispatch pm8001_8001_dispatch;
+
+struct pm8001_hba_info;
+struct pm8001_ccb_info;
+struct pm8001_device;
+struct pm8001_tmf_task;
+struct pm8001_dispatch {
+ char *name;
+ int (*chip_init)(struct pm8001_hba_info *pm8001_ha);
+ int (*chip_soft_rst)(struct pm8001_hba_info *pm8001_ha, u32 signature);
+ void (*chip_rst)(struct pm8001_hba_info *pm8001_ha);
+ int (*chip_ioremap)(struct pm8001_hba_info *pm8001_ha);
+ void (*chip_iounmap)(struct pm8001_hba_info *pm8001_ha);
+ void (*isr)(struct pm8001_hba_info *pm8001_ha);
+ u32 (*is_our_interupt)(struct pm8001_hba_info *pm8001_ha);
+ int (*isr_process_oq)(struct pm8001_hba_info *pm8001_ha);
+ void (*interrupt_enable)(struct pm8001_hba_info *pm8001_ha);
+ void (*interrupt_disable)(struct pm8001_hba_info *pm8001_ha);
+ void (*make_prd)(struct scatterlist *scatter, int nr, void *prd);
+ int (*smp_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb);
+ int (*ssp_io_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb);
+ int (*sata_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb);
+ int (*phy_start_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
+ int (*phy_stop_req)(struct pm8001_hba_info *pm8001_ha, u8 phy_id);
+ int (*reg_dev_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 flag);
+ int (*dereg_dev_req)(struct pm8001_hba_info *pm8001_ha, u32 device_id);
+ int (*phy_ctl_req)(struct pm8001_hba_info *pm8001_ha,
+ u32 phy_id, u32 phy_op);
+ int (*task_abort)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u8 flag, u32 task_tag,
+ u32 cmd_tag);
+ int (*ssp_tm_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_ccb_info *ccb, struct pm8001_tmf_task *tmf);
+ int (*get_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
+ int (*set_nvmd_req)(struct pm8001_hba_info *pm8001_ha, void *payload);
+ int (*fw_flash_update_req)(struct pm8001_hba_info *pm8001_ha,
+ void *payload);
+ int (*set_dev_state_req)(struct pm8001_hba_info *pm8001_ha,
+ struct pm8001_device *pm8001_dev, u32 state);
+ int (*sas_diag_start_end_req)(struct pm8001_hba_info *pm8001_ha,
+ u32 state);
+ int (*sas_diag_execute_req)(struct pm8001_hba_info *pm8001_ha,
+ u32 state);
+};
+
+struct pm8001_chip_info {
+ u32 n_phy;
+ const struct pm8001_dispatch *dispatch;
+};
+#define PM8001_CHIP_DISP (pm8001_ha->chip->dispatch)
+
+struct pm8001_port {
+ struct asd_sas_port sas_port;
+};
+
+struct pm8001_phy {
+ struct pm8001_hba_info *pm8001_ha;
+ struct pm8001_port *port;
+ struct asd_sas_phy sas_phy;
+ struct sas_identify identify;
+ struct scsi_device *sdev;
+ u64 dev_sas_addr;
+ u32 phy_type;
+ struct completion *enable_completion;
+ u32 frame_rcvd_size;
+ u8 frame_rcvd[32];
+ u8 phy_attached;
+ u8 phy_state;
+ enum sas_linkrate minimum_linkrate;
+ enum sas_linkrate maximum_linkrate;
+};
+
+struct pm8001_device {
+ enum sas_dev_type dev_type;
+ struct domain_device *sas_device;
+ u32 attached_phy;
+ u32 id;
+ struct completion *dcompletion;
+ struct completion *setds_completion;
+ u32 device_id;
+ u32 running_req;
+};
+
+struct pm8001_prd_imt {
+ __le32 len;
+ __le32 e;
+};
+
+struct pm8001_prd {
+ __le64 addr; /* 64-bit buffer address */
+ struct pm8001_prd_imt im_len; /* 64-bit length */
+} __attribute__ ((packed));
+/*
+ * CCB(Command Control Block)
+ */
+struct pm8001_ccb_info {
+ struct list_head entry;
+ struct sas_task *task;
+ u32 n_elem;
+ u32 ccb_tag;
+ dma_addr_t ccb_dma_handle;
+ struct pm8001_device *device;
+ struct pm8001_prd buf_prd[PM8001_MAX_DMA_SG];
+ struct fw_control_ex *fw_control_context;
+};
+
+struct mpi_mem {
+ void *virt_ptr;
+ dma_addr_t phys_addr;
+ u32 phys_addr_hi;
+ u32 phys_addr_lo;
+ u32 total_len;
+ u32 num_elements;
+ u32 element_size;
+ u32 alignment;
+};
+
+struct mpi_mem_req {
+ /* The number of element in the mpiMemory array */
+ u32 count;
+ /* The array of structures that define memroy regions*/
+ struct mpi_mem region[USI_MAX_MEMCNT];
+};
+
+struct main_cfg_table {
+ u32 signature;
+ u32 interface_rev;
+ u32 firmware_rev;
+ u32 max_out_io;
+ u32 max_sgl;
+ u32 ctrl_cap_flag;
+ u32 gst_offset;
+ u32 inbound_queue_offset;
+ u32 outbound_queue_offset;
+ u32 inbound_q_nppd_hppd;
+ u32 outbound_hw_event_pid0_3;
+ u32 outbound_hw_event_pid4_7;
+ u32 outbound_ncq_event_pid0_3;
+ u32 outbound_ncq_event_pid4_7;
+ u32 outbound_tgt_ITNexus_event_pid0_3;
+ u32 outbound_tgt_ITNexus_event_pid4_7;
+ u32 outbound_tgt_ssp_event_pid0_3;
+ u32 outbound_tgt_ssp_event_pid4_7;
+ u32 outbound_tgt_smp_event_pid0_3;
+ u32 outbound_tgt_smp_event_pid4_7;
+ u32 upper_event_log_addr;
+ u32 lower_event_log_addr;
+ u32 event_log_size;
+ u32 event_log_option;
+ u32 upper_iop_event_log_addr;
+ u32 lower_iop_event_log_addr;
+ u32 iop_event_log_size;
+ u32 iop_event_log_option;
+ u32 fatal_err_interrupt;
+ u32 fatal_err_dump_offset0;
+ u32 fatal_err_dump_length0;
+ u32 fatal_err_dump_offset1;
+ u32 fatal_err_dump_length1;
+ u32 hda_mode_flag;
+ u32 anolog_setup_table_offset;
+};
+struct general_status_table {
+ u32 gst_len_mpistate;
+ u32 iq_freeze_state0;
+ u32 iq_freeze_state1;
+ u32 msgu_tcnt;
+ u32 iop_tcnt;
+ u32 reserved;
+ u32 phy_state[8];
+ u32 reserved1;
+ u32 reserved2;
+ u32 reserved3;
+ u32 recover_err_info[8];
+};
+struct inbound_queue_table {
+ u32 element_pri_size_cnt;
+ u32 upper_base_addr;
+ u32 lower_base_addr;
+ u32 ci_upper_base_addr;
+ u32 ci_lower_base_addr;
+ u32 pi_pci_bar;
+ u32 pi_offset;
+ u32 total_length;
+ void *base_virt;
+ void *ci_virt;
+ u32 reserved;
+ __le32 consumer_index;
+ u32 producer_idx;
+};
+struct outbound_queue_table {
+ u32 element_size_cnt;
+ u32 upper_base_addr;
+ u32 lower_base_addr;
+ void *base_virt;
+ u32 pi_upper_base_addr;
+ u32 pi_lower_base_addr;
+ u32 ci_pci_bar;
+ u32 ci_offset;
+ u32 total_length;
+ void *pi_virt;
+ u32 interrup_vec_cnt_delay;
+ u32 dinterrup_to_pci_offset;
+ __le32 producer_index;
+ u32 consumer_idx;
+};
+struct pm8001_hba_memspace {
+ void __iomem *memvirtaddr;
+ u64 membase;
+ u32 memsize;
+};
+struct pm8001_hba_info {
+ char name[PM8001_NAME_LENGTH];
+ struct list_head list;
+ unsigned long flags;
+ spinlock_t lock;/* host-wide lock */
+ struct pci_dev *pdev;/* our device */
+ struct device *dev;
+ struct pm8001_hba_memspace io_mem[6];
+ struct mpi_mem_req memoryMap;
+ void __iomem *msg_unit_tbl_addr;/*Message Unit Table Addr*/
+ void __iomem *main_cfg_tbl_addr;/*Main Config Table Addr*/
+ void __iomem *general_stat_tbl_addr;/*General Status Table Addr*/
+ void __iomem *inbnd_q_tbl_addr;/*Inbound Queue Config Table Addr*/
+ void __iomem *outbnd_q_tbl_addr;/*Outbound Queue Config Table Addr*/
+ struct main_cfg_table main_cfg_tbl;
+ struct general_status_table gs_tbl;
+ struct inbound_queue_table inbnd_q_tbl[PM8001_MAX_INB_NUM];
+ struct outbound_queue_table outbnd_q_tbl[PM8001_MAX_OUTB_NUM];
+ u8 sas_addr[SAS_ADDR_SIZE];
+ struct sas_ha_struct *sas;/* SCSI/SAS glue */
+ struct Scsi_Host *shost;
+ u32 chip_id;
+ const struct pm8001_chip_info *chip;
+ struct completion *nvmd_completion;
+ int tags_num;
+ unsigned long *tags;
+ struct pm8001_phy phy[PM8001_MAX_PHYS];
+ struct pm8001_port port[PM8001_MAX_PHYS];
+ u32 id;
+ u32 irq;
+ struct pm8001_device *devices;
+ struct pm8001_ccb_info *ccb_info;
+#ifdef PM8001_USE_MSIX
+ struct msix_entry msix_entries[16];/*for msi-x interrupt*/
+ int number_of_intr;/*will be used in remove()*/
+#endif
+#ifdef PM8001_USE_TASKLET
+ struct tasklet_struct tasklet;
+#endif
+ struct list_head wq_list;
+ u32 logging_level;
+ u32 fw_status;
+ const struct firmware *fw_image;
+};
+
+struct pm8001_wq {
+ struct delayed_work work_q;
+ struct pm8001_hba_info *pm8001_ha;
+ void *data;
+ int handler;
+ struct list_head entry;
+};
+
+struct pm8001_fw_image_header {
+ u8 vender_id[8];
+ u8 product_id;
+ u8 hardware_rev;
+ u8 dest_partition;
+ u8 reserved;
+ u8 fw_rev[4];
+ __be32 image_length;
+ __be32 image_crc;
+ __be32 startup_entry;
+} __attribute__((packed, aligned(4)));
+
+/* define task management IU */
+struct pm8001_tmf_task {
+ u8 tmf;
+ u32 tag_of_task_to_be_managed;
+};
+/**
+ * FW Flash Update status values
+ */
+#define FLASH_UPDATE_COMPLETE_PENDING_REBOOT 0x00
+#define FLASH_UPDATE_IN_PROGRESS 0x01
+#define FLASH_UPDATE_HDR_ERR 0x02
+#define FLASH_UPDATE_OFFSET_ERR 0x03
+#define FLASH_UPDATE_CRC_ERR 0x04
+#define FLASH_UPDATE_LENGTH_ERR 0x05
+#define FLASH_UPDATE_HW_ERR 0x06
+#define FLASH_UPDATE_DNLD_NOT_SUPPORTED 0x10
+#define FLASH_UPDATE_DISABLED 0x11
+
+/**
+ * brief param structure for firmware flash update.
+ */
+struct fw_flash_updata_info {
+ u32 cur_image_offset;
+ u32 cur_image_len;
+ u32 total_image_len;
+ struct pm8001_prd sgl;
+};
+
+struct fw_control_info {
+ u32 retcode;/*ret code (status)*/
+ u32 phase;/*ret code phase*/
+ u32 phaseCmplt;/*percent complete for the current
+ update phase */
+ u32 version;/*Hex encoded firmware version number*/
+ u32 offset;/*Used for downloading firmware */
+ u32 len; /*len of buffer*/
+ u32 size;/* Used in OS VPD and Trace get size
+ operations.*/
+ u32 reserved;/* padding required for 64 bit
+ alignment */
+ u8 buffer[1];/* Start of buffer */
+};
+struct fw_control_ex {
+ struct fw_control_info *fw_control;
+ void *buffer;/* keep buffer pointer to be
+ freed when the responce comes*/
+ void *virtAddr;/* keep virtual address of the data */
+ void *usrAddr;/* keep virtual address of the
+ user data */
+ dma_addr_t phys_addr;
+ u32 len; /* len of buffer */
+ void *payload; /* pointer to IOCTL Payload */
+ u8 inProgress;/*if 1 - the IOCTL request is in
+ progress */
+ void *param1;
+ void *param2;
+ void *param3;
+};
+
+/******************** function prototype *********************/
+int pm8001_tag_alloc(struct pm8001_hba_info *pm8001_ha, u32 *tag_out);
+void pm8001_tag_init(struct pm8001_hba_info *pm8001_ha);
+u32 pm8001_get_ncq_tag(struct sas_task *task, u32 *tag);
+void pm8001_ccb_free(struct pm8001_hba_info *pm8001_ha, u32 ccb_idx);
+void pm8001_ccb_task_free(struct pm8001_hba_info *pm8001_ha,
+ struct sas_task *task, struct pm8001_ccb_info *ccb, u32 ccb_idx);
+int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func,
+ void *funcdata);
+int pm8001_slave_alloc(struct scsi_device *scsi_dev);
+int pm8001_slave_configure(struct scsi_device *sdev);
+void pm8001_scan_start(struct Scsi_Host *shost);
+int pm8001_scan_finished(struct Scsi_Host *shost, unsigned long time);
+int pm8001_queue_command(struct sas_task *task, const int num,
+ gfp_t gfp_flags);
+int pm8001_abort_task(struct sas_task *task);
+int pm8001_abort_task_set(struct domain_device *dev, u8 *lun);
+int pm8001_clear_aca(struct domain_device *dev, u8 *lun);
+int pm8001_clear_task_set(struct domain_device *dev, u8 *lun);
+int pm8001_dev_found(struct domain_device *dev);
+void pm8001_dev_gone(struct domain_device *dev);
+int pm8001_lu_reset(struct domain_device *dev, u8 *lun);
+int pm8001_I_T_nexus_reset(struct domain_device *dev);
+int pm8001_query_task(struct sas_task *task);
+int pm8001_mem_alloc(struct pci_dev *pdev, void **virt_addr,
+ dma_addr_t *pphys_addr, u32 *pphys_addr_hi, u32 *pphys_addr_lo,
+ u32 mem_size, u32 align);
+
+
+/* ctl shared API */
+extern struct device_attribute *pm8001_host_attrs[];
+
+#endif
+