diff options
Diffstat (limited to 'arch/arm/mach-msm/rpc_hsusb.c')
| -rw-r--r-- | arch/arm/mach-msm/rpc_hsusb.c | 574 |
1 files changed, 574 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/rpc_hsusb.c b/arch/arm/mach-msm/rpc_hsusb.c new file mode 100644 index 000000000000..22dee1c3322b --- /dev/null +++ b/arch/arm/mach-msm/rpc_hsusb.c @@ -0,0 +1,574 @@ +/* linux/arch/arm/mach-msm/rpc_hsusb.c + * + * Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. + * + * All source code in this file is licensed under the following license except + * where indicated. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * See the GNU General Public License for more details. + * You should have received a copy of the GNU General Public License + * along with this program; if not, you can find it at http://www.fsf.org + */ + +#include <linux/err.h> +#include <mach/rpc_hsusb.h> +#include <asm/mach-types.h> + +static struct msm_rpc_endpoint *usb_ep; +static struct msm_rpc_endpoint *chg_ep; + +struct msm_chg_rpc_ids { + unsigned long prog; + unsigned long vers_comp; + unsigned chg_usb_charger_connected_proc; + unsigned chg_usb_charger_disconnected_proc; + unsigned chg_usb_i_is_available_proc; + unsigned chg_usb_i_is_not_available_proc; +}; + +struct msm_hsusb_rpc_ids { + unsigned long prog; + unsigned long vers_comp; + unsigned long init_phy; + unsigned long vbus_pwr_up; + unsigned long vbus_pwr_down; + unsigned long update_product_id; + unsigned long update_serial_num; + unsigned long update_is_serial_num_null; + unsigned long reset_rework_installed; + unsigned long enable_pmic_ulpi_data0; + unsigned long disable_pmic_ulpi_data0; +}; + +static struct msm_hsusb_rpc_ids usb_rpc_ids; +static struct msm_chg_rpc_ids chg_rpc_ids; + +static int msm_hsusb_init_rpc_ids(unsigned long vers) +{ + if (vers == 0x00010001) { + usb_rpc_ids.prog = 0x30000064; + usb_rpc_ids.vers_comp = 0x00010001; + usb_rpc_ids.init_phy = 2; + usb_rpc_ids.vbus_pwr_up = 6; + usb_rpc_ids.vbus_pwr_down = 7; + usb_rpc_ids.update_product_id = 8; + usb_rpc_ids.update_serial_num = 9; + usb_rpc_ids.update_is_serial_num_null = 10; + usb_rpc_ids.reset_rework_installed = 17; + usb_rpc_ids.enable_pmic_ulpi_data0 = 18; + usb_rpc_ids.disable_pmic_ulpi_data0 = 19; + return 0; + } else if (vers == 0x00010002) { + usb_rpc_ids.prog = 0x30000064; + usb_rpc_ids.vers_comp = 0x00010002; + usb_rpc_ids.init_phy = 2; + usb_rpc_ids.vbus_pwr_up = 6; + usb_rpc_ids.vbus_pwr_down = 7; + usb_rpc_ids.update_product_id = 8; + usb_rpc_ids.update_serial_num = 9; + usb_rpc_ids.update_is_serial_num_null = 10; + usb_rpc_ids.reset_rework_installed = 17; + usb_rpc_ids.enable_pmic_ulpi_data0 = 18; + usb_rpc_ids.disable_pmic_ulpi_data0 = 19; + return 0; + } else { + printk(KERN_INFO "%s: no matches found for version\n", + __func__); + return -ENODATA; + } +} + +static int msm_chg_init_rpc_ids(unsigned long vers) +{ + if (vers == 0x00010001) { + chg_rpc_ids.prog = 0x3000001a; + chg_rpc_ids.vers_comp = 0x00010001; + chg_rpc_ids.chg_usb_charger_connected_proc = 7; + chg_rpc_ids.chg_usb_charger_disconnected_proc = 8; + chg_rpc_ids.chg_usb_i_is_available_proc = 9; + chg_rpc_ids.chg_usb_i_is_not_available_proc = 10; + return 0; + } else { + printk(KERN_INFO "%s: no matches found for version\n", + __func__); + return -ENODATA; + } +} +EXPORT_SYMBOL(msm_chg_init_rpc_ids); + +/* rpc connect for hsusb */ +int msm_hsusb_rpc_connect(void) +{ + + if (usb_ep && !IS_ERR(usb_ep)) { + printk(KERN_INFO "%s: usb_ep already connected\n", __func__); + return 0; + } + + /* Initialize rpc ids */ + if (msm_hsusb_init_rpc_ids(0x00010001)) { + printk(KERN_ERR "%s: rpc ids initialization failed\n" + , __func__); + return -ENODATA; + } + + usb_ep = msm_rpc_connect_compatible(usb_rpc_ids.prog, + usb_rpc_ids.vers_comp, 0); + + if (IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: connect compatible failed vers = %lx\n", + __func__, usb_rpc_ids.vers_comp); + + /* Initialize rpc ids */ + if (msm_hsusb_init_rpc_ids(0x00010002)) { + printk(KERN_ERR "%s: rpc ids initialization failed\n", + __func__); + return -ENODATA; + } + usb_ep = msm_rpc_connect_compatible(usb_rpc_ids.prog, + usb_rpc_ids.vers_comp, 0); + } + + if (IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: connect compatible failed vers = %lx\n", + __func__, usb_rpc_ids.vers_comp); + return -EAGAIN; + } else + printk(KERN_INFO "%s: rpc connect success vers = %lx\n", + __func__, usb_rpc_ids.vers_comp); + + return 0; +} +EXPORT_SYMBOL(msm_hsusb_rpc_connect); + +/* rpc connect for charging */ +int msm_chg_rpc_connect(void) +{ + + if (machine_is_msm7201a_surf() || machine_is_msm7x27_surf() || + machine_is_qsd8x50_surf()) + return -ENOTSUPP; + + if (chg_ep && !IS_ERR(chg_ep)) { + printk(KERN_INFO "%s: chg_ep already connected\n", __func__); + return 0; + } + + /* Initialize rpc ids */ + if (msm_chg_init_rpc_ids(0x00010001)) { + printk(KERN_ERR "%s: rpc ids initialization failed\n" + , __func__); + return -ENODATA; + } + + chg_ep = msm_rpc_connect_compatible(chg_rpc_ids.prog, + chg_rpc_ids.vers_comp, 0); + + if (IS_ERR(chg_ep)) { + printk(KERN_ERR "%s: connect compatible failed vers = %lx\n", + __func__, chg_rpc_ids.vers_comp); + return -EAGAIN; + } else + printk(KERN_INFO "%s: rpc connect success vers = %lx\n", + __func__, chg_rpc_ids.vers_comp); + + return 0; +} +EXPORT_SYMBOL(msm_chg_rpc_connect); + +/* rpc call for phy_reset */ +int msm_hsusb_phy_reset(void) +{ + int rc = 0; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: phy_reset rpc failed before call," + "rc = %ld\n", __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + rc = msm_rpc_call(usb_ep, usb_rpc_ids.init_phy, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: phy_reset rpc failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_hsusb_phy_reset\n"); + + return rc; +} +EXPORT_SYMBOL(msm_hsusb_phy_reset); + +/* rpc call for vbus powerup */ +int msm_hsusb_vbus_powerup(void) +{ + int rc = 0; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: vbus_powerup rpc failed before call," + "rc = %ld\n", __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + rc = msm_rpc_call(usb_ep, usb_rpc_ids.vbus_pwr_up, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: vbus_powerup failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_hsusb_vbus_powerup\n"); + + return rc; +} +EXPORT_SYMBOL(msm_hsusb_vbus_powerup); + +/* rpc call for vbus shutdown */ +int msm_hsusb_vbus_shutdown(void) +{ + int rc = 0; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: vbus_shutdown rpc failed before call," + "rc = %ld\n", __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + rc = msm_rpc_call(usb_ep, usb_rpc_ids.vbus_pwr_down, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: vbus_shutdown failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_hsusb_vbus_shutdown\n"); + + return rc; +} +EXPORT_SYMBOL(msm_hsusb_vbus_shutdown); + +int msm_hsusb_send_productID(uint32_t product_id) +{ + int rc = 0; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + uint32_t product_id; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: rpc connect failed: rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + req.product_id = cpu_to_be32(product_id); + rc = msm_rpc_call(usb_ep, usb_rpc_ids.update_product_id, + &req, sizeof(req), + 5 * HZ); + if (rc < 0) + printk(KERN_ERR "%s: rpc call failed! error: %d\n", + __func__, rc); + else + printk(KERN_ERR "%s: rpc call success\n" , + __func__); + return rc; +} +EXPORT_SYMBOL(msm_hsusb_send_productID); + +int msm_hsusb_send_serial_number(char *serial_number) +{ + int rc = 0, serial_len; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + uint32_t length; + char serial_num[20]; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: rpc connect failed: rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + serial_len = strlen(serial_number)+1; + strncpy(req.serial_num, serial_number, 20); + req.length = cpu_to_be32(serial_len); + rc = msm_rpc_call(usb_ep, usb_rpc_ids.update_serial_num, + &req, sizeof(req), + 5 * HZ); + if (rc < 0) + printk(KERN_ERR "%s: rpc call failed! error: %d\n", + __func__, rc); + else + printk(KERN_ERR "%s: rpc call success\n" , + __func__); + return rc; +} +EXPORT_SYMBOL(msm_hsusb_send_serial_number); + +int msm_hsusb_is_serial_num_null(uint32_t val) +{ + int rc = 0; + struct hsusb_phy_start_req { + struct rpc_request_hdr hdr; + uint32_t value; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: rpc connect failed: rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + if (!usb_rpc_ids.update_is_serial_num_null) { + printk(KERN_ERR "%s: proc id not supported \n", __func__); + return -ENODATA; + } + + req.value = cpu_to_be32(val); + rc = msm_rpc_call(usb_ep, usb_rpc_ids.update_is_serial_num_null, + &req, sizeof(req), + 5 * HZ); + if (rc < 0) + printk(KERN_ERR "%s: rpc call failed! error: %d\n" , + __func__, rc); + else + printk(KERN_ERR "%s: rpc call success\n" , + __func__); + + return rc; +} +EXPORT_SYMBOL(msm_hsusb_is_serial_num_null); + +int msm_chg_usb_charger_connected(uint32_t device) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + uint32_t otg_dev; + } req; + + if (!chg_ep || IS_ERR(chg_ep)) + return -EAGAIN; + req.otg_dev = cpu_to_be32(device); + rc = msm_rpc_call(chg_ep, chg_rpc_ids.chg_usb_charger_connected_proc, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: charger_connected failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_chg_usb_charger_connected\n"); + + return rc; +} +EXPORT_SYMBOL(msm_chg_usb_charger_connected); + +int msm_chg_usb_i_is_available(uint32_t sample) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + uint32_t i_ma; + } req; + + if (!chg_ep || IS_ERR(chg_ep)) + return -EAGAIN; + req.i_ma = cpu_to_be32(sample); + rc = msm_rpc_call(chg_ep, chg_rpc_ids.chg_usb_i_is_available_proc, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: charger_i_available failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_chg_usb_i_is_available\n"); + + return rc; +} +EXPORT_SYMBOL(msm_chg_usb_i_is_available); + +int msm_chg_usb_i_is_not_available(void) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!chg_ep || IS_ERR(chg_ep)) + return -EAGAIN; + rc = msm_rpc_call(chg_ep, chg_rpc_ids.chg_usb_i_is_not_available_proc, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: charger_i_not_available failed! rc =" + "%d \n", __func__, rc); + } else + printk(KERN_INFO "msm_chg_usb_i_is_not_available\n"); + + return rc; +} +EXPORT_SYMBOL(msm_chg_usb_i_is_not_available); + +int msm_chg_usb_charger_disconnected(void) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!chg_ep || IS_ERR(chg_ep)) + return -EAGAIN; + rc = msm_rpc_call(chg_ep, chg_rpc_ids.chg_usb_charger_disconnected_proc, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) { + printk(KERN_ERR "%s: charger_disconnected failed! rc = %d\n", + __func__, rc); + } else + printk(KERN_INFO "msm_chg_usb_charger_disconnected\n"); + + return rc; +} +EXPORT_SYMBOL(msm_chg_usb_charger_disconnected); + +/* rpc call to close connection */ +int msm_hsusb_rpc_close(void) +{ + int rc = 0; + + if (IS_ERR(usb_ep)) { + printk(KERN_ERR "%s: rpc_close failed before call, rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + rc = msm_rpc_close(usb_ep); + usb_ep = NULL; + + if (rc < 0) { + printk(KERN_ERR "%s: close rpc failed! rc = %d\n", + __func__, rc); + return -EAGAIN; + } else + printk(KERN_INFO "rpc close success\n"); + + return rc; +} +EXPORT_SYMBOL(msm_hsusb_rpc_close); + +/* rpc call to close charging connection */ +int msm_chg_rpc_close(void) +{ + int rc = 0; + + if (IS_ERR(chg_ep)) { + printk(KERN_ERR "%s: rpc_close failed before call, rc = %ld\n", + __func__, PTR_ERR(chg_ep)); + return -EAGAIN; + } + + rc = msm_rpc_close(chg_ep); + chg_ep = NULL; + + if (rc < 0) { + printk(KERN_ERR "%s: close rpc failed! rc = %d\n", + __func__, rc); + return -EAGAIN; + } else + printk(KERN_INFO "rpc close success\n"); + + return rc; +} +EXPORT_SYMBOL(msm_chg_rpc_close); + +int msm_hsusb_reset_rework_installed(void) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + } req; + struct hsusb_rpc_rep { + struct rpc_reply_hdr hdr; + uint32_t rework; + } rep; + + memset(&rep, 0, sizeof(rep)); + + if (!usb_ep || IS_ERR(usb_ep)) { + pr_err("%s: hsusb rpc connection not initialized, rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + rc = msm_rpc_call_reply(usb_ep, usb_rpc_ids.reset_rework_installed, + &req, sizeof(req), + &rep, sizeof(rep), 5 * HZ); + + if (rc < 0) { + pr_err("%s: rpc call failed! error: (%d)" + "proc id: (%lx)\n", + __func__, rc, + usb_rpc_ids.reset_rework_installed); + return rc; + } + + pr_info("%s: rework: (%d)\n", __func__, rep.rework); + return be32_to_cpu(rep.rework); +} +EXPORT_SYMBOL(msm_hsusb_reset_rework_installed); + +static int msm_hsusb_pmic_ulpidata0_config(int enable) +{ + int rc = 0; + struct hsusb_start_req { + struct rpc_request_hdr hdr; + } req; + + if (!usb_ep || IS_ERR(usb_ep)) { + pr_err("%s: hsusb rpc connection not initialized, rc = %ld\n", + __func__, PTR_ERR(usb_ep)); + return -EAGAIN; + } + + if (enable) + rc = msm_rpc_call(usb_ep, usb_rpc_ids.enable_pmic_ulpi_data0, + &req, sizeof(req), 5 * HZ); + else + rc = msm_rpc_call(usb_ep, usb_rpc_ids.disable_pmic_ulpi_data0, + &req, sizeof(req), 5 * HZ); + + if (rc < 0) + pr_err("%s: rpc call failed! error: %d\n", + __func__, rc); + return rc; +} + +int msm_hsusb_enable_pmic_ulpidata0(void) +{ + return msm_hsusb_pmic_ulpidata0_config(1); +} +EXPORT_SYMBOL(msm_hsusb_enable_pmic_ulpidata0); + +int msm_hsusb_disable_pmic_ulpidata0(void) +{ + return msm_hsusb_pmic_ulpidata0_config(0); +} +EXPORT_SYMBOL(msm_hsusb_disable_pmic_ulpidata0); |