diff options
Diffstat (limited to 'arch/arm/mach-msm/smem_log.c')
| -rw-r--r-- | arch/arm/mach-msm/smem_log.c | 2024 |
1 files changed, 2024 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/smem_log.c b/arch/arm/mach-msm/smem_log.c new file mode 100644 index 000000000000..33c81e234726 --- /dev/null +++ b/arch/arm/mach-msm/smem_log.c @@ -0,0 +1,2024 @@ +/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Code Aurora Forum nor + * the names of its contributors may be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * Alternatively, provided that this notice is retained in full, this software + * may be relicensed by the recipient under the terms of the GNU General Public + * License version 2 ("GPL") and only version 2, in which case the provisions of + * the GPL apply INSTEAD OF those given above. If the recipient relicenses the + * software under the GPL, then the identification text in the MODULE_LICENSE + * macro must be changed to reflect "GPLv2" instead of "Dual BSD/GPL". Once a + * recipient changes the license terms to the GPL, subsequent recipients shall + * not relicense under alternate licensing terms, including the BSD or dual + * BSD/GPL terms. In addition, the following license statement immediately + * below and between the words START and END shall also then apply when this + * software is relicensed under the GPL: + * + * START + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 and only 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, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * END + * + * 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 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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 DAMAGE. + * + */ +/* + * Shared memory logging implementation. + */ + +#include <linux/uaccess.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/jiffies.h> +#include <linux/debugfs.h> +#include <linux/io.h> +#include <linux/string.h> + +#include <mach/remote_spinlock.h> +#include <mach/msm_iomap.h> +#include <mach/smem_log.h> + +#include "smd_private.h" + +#define DEBUG +#undef DEBUG + +#ifdef DEBUG +#define D_DUMP_BUFFER(prestr, cnt, buf) \ +do { \ + int i; \ + printk(KERN_ERR "%s", prestr); \ + for (i = 0; i < cnt; i++) \ + printk(KERN_ERR "%.2x", buf[i]); \ + printk(KERN_ERR "\n"); \ +} while (0) +#else +#define D_DUMP_BUFFER(prestr, cnt, buf) +#endif + +#ifdef DEBUG +#define D(x...) printk(x) +#else +#define D(x...) do {} while (0) +#endif + +#define TIMESTAMP_ADDR (MSM_CSR_BASE + 0x04) + +struct smem_log_item { + uint32_t identifier; + uint32_t timetick; + uint32_t data1; + uint32_t data2; + uint32_t data3; +}; + +#define SMEM_LOG_NUM_ENTRIES 2000 +#define SMEM_LOG_EVENTS_SIZE (sizeof(struct smem_log_item) * \ + SMEM_LOG_NUM_ENTRIES) + +#define SMEM_LOG_NUM_STATIC_ENTRIES 150 +#define SMEM_STATIC_LOG_EVENTS_SIZE (sizeof(struct smem_log_item) * \ + SMEM_LOG_NUM_STATIC_ENTRIES) + +#define SMEM_LOG_NUM_POWER_ENTRIES 2000 +#define SMEM_POWER_LOG_EVENTS_SIZE (sizeof(struct smem_log_item) * \ + SMEM_LOG_NUM_POWER_ENTRIES) + +#define SMEM_SPINLOCK_SMEM_LOG 2 +#define SMEM_SPINLOCK_STATIC_LOG 5 +/* POWER shares with SMEM_SPINLOCK_SMEM_LOG */ + +static remote_spinlock_t remote_spinlock; +static remote_spinlock_t remote_spinlock_static; + +struct smem_log_inst { + int which_log; + struct smem_log_item __iomem *events; + uint32_t __iomem *idx; + int num; + remote_spinlock_t *remote_spinlock; +}; + +enum smem_logs { + GEN = 0, + STA, + POW, + NUM +}; + +static struct smem_log_inst inst[NUM]; + +#if defined(CONFIG_DEBUG_FS) + +#define HSIZE 13 + +struct sym { + uint32_t val; + char *str; + struct hlist_node node; +}; + +struct sym id_syms[] = { + { SMEM_LOG_PROC_ID_MODEM, "MODM" }, + { SMEM_LOG_PROC_ID_Q6, "QDSP" }, + { SMEM_LOG_PROC_ID_APPS, "APPS" }, +}; + +struct sym base_syms[] = { + { SMEM_LOG_ONCRPC_EVENT_BASE, "ONCRPC" }, + { SMEM_LOG_SMEM_EVENT_BASE, "SMEM" }, + { SMEM_LOG_TMC_EVENT_BASE, "TMC" }, + { SMEM_LOG_TIMETICK_EVENT_BASE, "TIMETICK" }, + { SMEM_LOG_DEM_EVENT_BASE, "DEM" }, + { SMEM_LOG_ERROR_EVENT_BASE, "ERROR" }, + { SMEM_LOG_DCVS_EVENT_BASE, "DCVS" }, + { SMEM_LOG_SLEEP_EVENT_BASE, "SLEEP" }, + { SMEM_LOG_RPC_ROUTER_EVENT_BASE, "ROUTER" }, +}; + +struct sym event_syms[] = { +#if defined(CONFIG_MSM_N_WAY_SMSM) + { DEM_SMSM_ISR, "SMSM_ISR" }, + { DEM_STATE_CHANGE, "STATE_CHANGE" }, + { DEM_STATE_MACHINE_ENTER, "STATE_MACHINE_ENTER" }, + { DEM_ENTER_SLEEP, "ENTER_SLEEP" }, + { DEM_END_SLEEP, "END_SLEEP" }, + { DEM_SETUP_SLEEP, "SETUP_SLEEP" }, + { DEM_SETUP_POWER_COLLAPSE, "SETUP_POWER_COLLAPSE" }, + { DEM_SETUP_SUSPEND, "SETUP_SUSPEND" }, + { DEM_EARLY_EXIT, "EARLY_EXIT" }, + { DEM_WAKEUP_REASON, "WAKEUP_REASON" }, + { DEM_DETECT_WAKEUP, "DETECT_WAKEUP" }, + { DEM_DETECT_RESET, "DETECT_RESET" }, + { DEM_DETECT_SLEEPEXIT, "DETECT_SLEEPEXIT" }, + { DEM_DETECT_RUN, "DETECT_RUN" }, + { DEM_APPS_SWFI, "APPS_SWFI" }, + { DEM_SEND_WAKEUP, "SEND_WAKEUP" }, + { DEM_ASSERT_OKTS, "ASSERT_OKTS" }, + { DEM_NEGATE_OKTS, "NEGATE_OKTS" }, + { DEM_PROC_COMM_CMD, "PROC_COMM_CMD" }, + { DEM_REMOVE_PROC_PWR, "REMOVE_PROC_PWR" }, + { DEM_RESTORE_PROC_PWR, "RESTORE_PROC_PWR" }, + { DEM_SMI_CLK_DISABLED, "SMI_CLK_DISABLED" }, + { DEM_SMI_CLK_ENABLED, "SMI_CLK_ENABLED" }, + { DEM_MAO_INTS, "MAO_INTS" }, + { DEM_APPS_WAKEUP_INT, "APPS_WAKEUP_INT" }, + { DEM_PROC_WAKEUP, "PROC_WAKEUP" }, + { DEM_PROC_POWERUP, "PROC_POWERUP" }, + { DEM_TIMER_EXPIRED, "TIMER_EXPIRED" }, + { DEM_SEND_BATTERY_INFO, "SEND_BATTERY_INFO" }, + { DEM_REMOTE_PWR_CB, "REMOTE_PWR_CB" }, + { DEM_TIME_SYNC_START, "TIME_SYNC_START" }, + { DEM_TIME_SYNC_SEND_VALUE, "TIME_SYNC_SEND_VALUE" }, + { DEM_TIME_SYNC_DONE, "TIME_SYNC_DONE" }, + { DEM_TIME_SYNC_REQUEST, "TIME_SYNC_REQUEST" }, + { DEM_TIME_SYNC_POLL, "TIME_SYNC_POLL" }, + { DEM_TIME_SYNC_INIT, "TIME_SYNC_INIT" }, + { DEM_INIT, "INIT" }, +#else + + { DEM_NO_SLEEP, "NO_SLEEP" }, + { DEM_INSUF_TIME, "INSUF_TIME" }, + { DEMAPPS_ENTER_SLEEP, "APPS_ENTER_SLEEP" }, + { DEMAPPS_DETECT_WAKEUP, "APPS_DETECT_WAKEUP" }, + { DEMAPPS_END_APPS_TCXO, "APPS_END_APPS_TCXO" }, + { DEMAPPS_ENTER_SLEEPEXIT, "APPS_ENTER_SLEEPEXIT" }, + { DEMAPPS_END_APPS_SLEEP, "APPS_END_APPS_SLEEP" }, + { DEMAPPS_SETUP_APPS_PWRCLPS, "APPS_SETUP_APPS_PWRCLPS" }, + { DEMAPPS_PWRCLPS_EARLY_EXIT, "APPS_PWRCLPS_EARLY_EXIT" }, + { DEMMOD_SEND_WAKEUP, "MOD_SEND_WAKEUP" }, + { DEMMOD_NO_APPS_VOTE, "MOD_NO_APPS_VOTE" }, + { DEMMOD_NO_TCXO_SLEEP, "MOD_NO_TCXO_SLEEP" }, + { DEMMOD_BT_CLOCK, "MOD_BT_CLOCK" }, + { DEMMOD_UART_CLOCK, "MOD_UART_CLOCK" }, + { DEMMOD_OKTS, "MOD_OKTS" }, + { DEM_SLEEP_INFO, "SLEEP_INFO" }, + { DEMMOD_TCXO_END, "MOD_TCXO_END" }, + { DEMMOD_END_SLEEP_SIG, "MOD_END_SLEEP_SIG" }, + { DEMMOD_SETUP_APPSSLEEP, "MOD_SETUP_APPSSLEEP" }, + { DEMMOD_ENTER_TCXO, "MOD_ENTER_TCXO" }, + { DEMMOD_WAKE_APPS, "MOD_WAKE_APPS" }, + { DEMMOD_POWER_COLLAPSE_APPS, "MOD_POWER_COLLAPSE_APPS" }, + { DEMMOD_RESTORE_APPS_PWR, "MOD_RESTORE_APPS_PWR" }, + { DEMAPPS_ASSERT_OKTS, "APPS_ASSERT_OKTS" }, + { DEMAPPS_RESTART_START_TIMER, "APPS_RESTART_START_TIMER" }, + { DEMAPPS_ENTER_RUN, "APPS_ENTER_RUN" }, + { DEMMOD_MAO_INTS, "MOD_MAO_INTS" }, + { DEMMOD_POWERUP_APPS_CALLED, "MOD_POWERUP_APPS_CALLED" }, + { DEMMOD_PC_TIMER_EXPIRED, "MOD_PC_TIMER_EXPIRED" }, + { DEM_DETECT_SLEEPEXIT, "_DETECT_SLEEPEXIT" }, + { DEM_DETECT_RUN, "DETECT_RUN" }, + { DEM_SET_APPS_TIMER, "SET_APPS_TIMER" }, + { DEM_NEGATE_OKTS, "NEGATE_OKTS" }, + { DEMMOD_APPS_WAKEUP_INT, "MOD_APPS_WAKEUP_INT" }, + { DEMMOD_APPS_SWFI, "MOD_APPS_SWFI" }, + { DEM_SEND_BATTERY_INFO, "SEND_BATTERY_INFO" }, + { DEM_SMI_CLK_DISABLED, "SMI_CLK_DISABLED" }, + { DEM_SMI_CLK_ENABLED, "SMI_CLK_ENABLED" }, + { DEMAPPS_SETUP_APPS_SUSPEND, "APPS_SETUP_APPS_SUSPEND" }, + { DEM_RPC_EARLY_EXIT, "RPC_EARLY_EXIT" }, + { DEMAPPS_WAKEUP_REASON, "APPS_WAKEUP_REASON" }, + { DEM_INIT, "INIT" }, +#endif + { DEMMOD_UMTS_BASE, "MOD_UMTS_BASE" }, + { DEMMOD_GL1_GO_TO_SLEEP, "GL1_GO_TO_SLEEP" }, + { DEMMOD_GL1_SLEEP_START, "GL1_SLEEP_START" }, + { DEMMOD_GL1_AFTER_GSM_CLK_ON, "GL1_AFTER_GSM_CLK_ON" }, + { DEMMOD_GL1_BEFORE_RF_ON, "GL1_BEFORE_RF_ON" }, + { DEMMOD_GL1_AFTER_RF_ON, "GL1_AFTER_RF_ON" }, + { DEMMOD_GL1_FRAME_TICK, "GL1_FRAME_TICK" }, + { DEMMOD_GL1_WCDMA_START, "GL1_WCDMA_START" }, + { DEMMOD_GL1_WCDMA_ENDING, "GL1_WCDMA_ENDING" }, + { DEMMOD_UMTS_NOT_OKTS, "UMTS_NOT_OKTS" }, + { DEMMOD_UMTS_START_TCXO_SHUTDOWN, "UMTS_START_TCXO_SHUTDOWN" }, + { DEMMOD_UMTS_END_TCXO_SHUTDOWN, "UMTS_END_TCXO_SHUTDOWN" }, + { DEMMOD_UMTS_START_ARM_HALT, "UMTS_START_ARM_HALT" }, + { DEMMOD_UMTS_END_ARM_HALT, "UMTS_END_ARM_HALT" }, + { DEMMOD_UMTS_NEXT_WAKEUP_SCLK, "UMTS_NEXT_WAKEUP_SCLK" }, + { TIME_REMOTE_LOG_EVENT_START, "START" }, + { TIME_REMOTE_LOG_EVENT_GOTO_WAIT, + "GOTO_WAIT" }, + { TIME_REMOTE_LOG_EVENT_GOTO_INIT, + "GOTO_INIT" }, + { ERR_ERROR_FATAL, "ERR_ERROR_FATAL" }, + { ERR_ERROR_FATAL_TASK, "ERR_ERROR_FATAL_TASK" }, + { DCVSAPPS_LOG_IDLE, "DCVSAPPS_LOG_IDLE" }, + { DCVSAPPS_LOG_ERR, "DCVSAPPS_LOG_ERR" }, + { DCVSAPPS_LOG_CHG, "DCVSAPPS_LOG_CHG" }, + { DCVSAPPS_LOG_REG, "DCVSAPPS_LOG_REG" }, + { DCVSAPPS_LOG_DEREG, "DCVSAPPS_LOG_DEREG" }, + { SMEM_LOG_EVENT_CB, "CB" }, + { SMEM_LOG_EVENT_START, "START" }, + { SMEM_LOG_EVENT_INIT, "INIT" }, + { SMEM_LOG_EVENT_RUNNING, "RUNNING" }, + { SMEM_LOG_EVENT_STOP, "STOP" }, + { SMEM_LOG_EVENT_RESTART, "RESTART" }, + { SMEM_LOG_EVENT_SS, "SS" }, + { SMEM_LOG_EVENT_READ, "READ" }, + { SMEM_LOG_EVENT_WRITE, "WRITE" }, + { SMEM_LOG_EVENT_SIGS1, "SIGS1" }, + { SMEM_LOG_EVENT_SIGS2, "SIGS2" }, + { SMEM_LOG_EVENT_WRITE_DM, "WRITE_DM" }, + { SMEM_LOG_EVENT_READ_DM, "READ_DM" }, + { SMEM_LOG_EVENT_SKIP_DM, "SKIP_DM" }, + { SMEM_LOG_EVENT_STOP_DM, "STOP_DM" }, + { SMEM_LOG_EVENT_ISR, "ISR" }, + { SMEM_LOG_EVENT_TASK, "TASK" }, + { SMEM_LOG_EVENT_RS, "RS" }, + { ONCRPC_LOG_EVENT_SMD_WAIT, "SMD_WAIT" }, + { ONCRPC_LOG_EVENT_RPC_WAIT, "RPC_WAIT" }, + { ONCRPC_LOG_EVENT_RPC_BOTH_WAIT, "RPC_BOTH_WAIT" }, + { ONCRPC_LOG_EVENT_RPC_INIT, "RPC_INIT" }, + { ONCRPC_LOG_EVENT_RUNNING, "RUNNING" }, + { ONCRPC_LOG_EVENT_APIS_INITED, "APIS_INITED" }, + { ONCRPC_LOG_EVENT_AMSS_RESET, "AMSS_RESET" }, + { ONCRPC_LOG_EVENT_SMD_RESET, "SMD_RESET" }, + { ONCRPC_LOG_EVENT_ONCRPC_RESET, "ONCRPC_RESET" }, + { ONCRPC_LOG_EVENT_CB, "CB" }, + { ONCRPC_LOG_EVENT_STD_CALL, "STD_CALL" }, + { ONCRPC_LOG_EVENT_STD_REPLY, "STD_REPLY" }, + { ONCRPC_LOG_EVENT_STD_CALL_ASYNC, "STD_CALL_ASYNC" }, + { NO_SLEEP_OLD, "NO_SLEEP_OLD" }, + { INSUF_TIME, "INSUF_TIME" }, + { MOD_UART_CLOCK, "MOD_UART_CLOCK" }, + { SLEEP_INFO, "SLEEP_INFO" }, + { MOD_TCXO_END, "MOD_TCXO_END" }, + { MOD_ENTER_TCXO, "MOD_ENTER_TCXO" }, + { NO_SLEEP_NEW, "NO_SLEEP_NEW" }, + { RPC_ROUTER_LOG_EVENT_UNKNOWN, "UNKNOWN" }, + { RPC_ROUTER_LOG_EVENT_MSG_READ, "MSG_READ" }, + { RPC_ROUTER_LOG_EVENT_MSG_WRITTEN, "MSG_WRITTEN" }, + { RPC_ROUTER_LOG_EVENT_MSG_CFM_REQ, "MSG_CFM_REQ" }, + { RPC_ROUTER_LOG_EVENT_MSG_CFM_SNT, "MSG_CFM_SNT" }, + { RPC_ROUTER_LOG_EVENT_MID_READ, "MID_READ" }, + { RPC_ROUTER_LOG_EVENT_MID_WRITTEN, "MID_WRITTEN" }, + { RPC_ROUTER_LOG_EVENT_MID_CFM_REQ, "MID_CFM_REQ" }, + +}; + +struct sym oncrpc_syms[] = { + { 0x30000000, "CM" }, + { 0x30000001, "DB" }, + { 0x30000002, "SND" }, + { 0x30000003, "WMS" }, + { 0x30000004, "PDSM" }, + { 0x30000005, "MISC_MODEM_APIS" }, + { 0x30000006, "MISC_APPS_APIS" }, + { 0x30000007, "JOYST" }, + { 0x30000008, "VJOY" }, + { 0x30000009, "JOYSTC" }, + { 0x3000000a, "ADSPRTOSATOM" }, + { 0x3000000b, "ADSPRTOSMTOA" }, + { 0x3000000c, "I2C" }, + { 0x3000000d, "TIME_REMOTE" }, + { 0x3000000e, "NV" }, + { 0x3000000f, "CLKRGM_SEC" }, + { 0x30000010, "RDEVMAP" }, + { 0x30000011, "FS_RAPI" }, + { 0x30000012, "PBMLIB" }, + { 0x30000013, "AUDMGR" }, + { 0x30000014, "MVS" }, + { 0x30000015, "DOG_KEEPALIVE" }, + { 0x30000016, "GSDI_EXP" }, + { 0x30000017, "AUTH" }, + { 0x30000018, "NVRUIMI" }, + { 0x30000019, "MMGSDILIB" }, + { 0x3000001a, "CHARGER" }, + { 0x3000001b, "UIM" }, + { 0x3000001C, "ONCRPCTEST" }, + { 0x3000001d, "PDSM_ATL" }, + { 0x3000001e, "FS_XMOUNT" }, + { 0x3000001f, "SECUTIL " }, + { 0x30000020, "MCCMEID" }, + { 0x30000021, "PM_STROBE_FLASH" }, + { 0x30000022, "DS707_EXTIF" }, + { 0x30000023, "SMD BRIDGE_MODEM" }, + { 0x30000024, "SMD PORT_MGR" }, + { 0x30000025, "BUS_PERF" }, + { 0x30000026, "BUS_MON" }, + { 0x30000027, "MC" }, + { 0x30000028, "MCCAP" }, + { 0x30000029, "MCCDMA" }, + { 0x3000002a, "MCCDS" }, + { 0x3000002b, "MCCSCH" }, + { 0x3000002c, "MCCSRID" }, + { 0x3000002d, "SNM" }, + { 0x3000002e, "MCCSYOBJ" }, + { 0x3000002f, "DS707_APIS" }, + { 0x30000030, "DS_MP_SHIM_APPS_ASYNC" }, + { 0x30000031, "DSRLP_APIS" }, + { 0x30000032, "RLP_APIS" }, + { 0x30000033, "DS_MP_SHIM_MODEM" }, + { 0x30000034, "DSHDR_APIS" }, + { 0x30000035, "DSHDR_MDM_APIS" }, + { 0x30000036, "DS_MP_SHIM_APPS" }, + { 0x30000037, "HDRMC_APIS" }, + { 0x30000038, "SMD_BRIDGE_MTOA" }, + { 0x30000039, "SMD_BRIDGE_ATOM" }, + { 0x3000003a, "DPMAPP_OTG" }, + { 0x3000003b, "DIAG" }, + { 0x3000003c, "GSTK_EXP" }, + { 0x3000003d, "DSBC_MDM_APIS" }, + { 0x3000003e, "HDRMRLP_MDM_APIS" }, + { 0x3000003f, "HDRMRLP_APPS_APIS" }, + { 0x30000040, "HDRMC_MRLP_APIS" }, + { 0x30000041, "PDCOMM_APP_API" }, + { 0x30000042, "DSAT_APIS" }, + { 0x30000043, "MISC_RF_APIS" }, + { 0x30000044, "CMIPAPP" }, + { 0x30000045, "DSMP_UMTS_MODEM_APIS" }, + { 0x30000046, "DSMP_UMTS_APPS_APIS" }, + { 0x30000047, "DSUCSDMPSHIM" }, + { 0x30000048, "TIME_REMOTE_ATOM" }, + { 0x3000004a, "SD" }, + { 0x3000004b, "MMOC" }, + { 0x3000004c, "WLAN_ADP_FTM" }, + { 0x3000004d, "WLAN_CP_CM" }, + { 0x3000004e, "FTM_WLAN" }, + { 0x3000004f, "SDCC_CPRM" }, + { 0x30000050, "CPRMINTERFACE" }, + { 0x30000051, "DATA_ON_MODEM_MTOA_APIS" }, + { 0x30000052, "DATA_ON_APPS_ATOM_APIS" }, + { 0x30000053, "MISC_MODEM_APIS_NONWINMOB" }, + { 0x30000054, "MISC_APPS_APIS_NONWINMOB" }, + { 0x30000055, "PMEM_REMOTE" }, + { 0x30000056, "TCXOMGR" }, + { 0x30000057, "DSUCSDAPPIF_APIS" }, + { 0x30000058, "BT" }, + { 0x30000059, "PD_COMMS_API" }, + { 0x3000005a, "PD_COMMS_CLIENT_API" }, + { 0x3000005b, "PDAPI" }, + { 0x3000005c, "LSA_SUPL_DSM" }, + { 0x3000005d, "TIME_REMOTE_MTOA" }, + { 0x3000005e, "FTM_BT" }, + { 0X3000005f, "DSUCSDAPPIF_APIS" }, + { 0X30000060, "PMAPP_GEN" }, + { 0X30000061, "PM_LIB" }, + { 0X30000062, "KEYPAD" }, + { 0X30000063, "HSU_APP_APIS" }, + { 0X30000064, "HSU_MDM_APIS" }, + { 0X30000065, "ADIE_ADC_REMOTE_ATOM " }, + { 0X30000066, "TLMM_REMOTE_ATOM" }, + { 0X30000067, "UI_CALLCTRL" }, + { 0X30000068, "UIUTILS" }, + { 0X30000069, "PRL" }, + { 0X3000006a, "HW" }, + { 0X3000006b, "OEM_RAPI" }, + { 0X3000006c, "WMSPM" }, + { 0X3000006d, "BTPF" }, + { 0X3000006e, "CLKRGM_SYNC_EVENT" }, + { 0X3000006f, "USB_APPS_RPC" }, + { 0X30000070, "USB_MODEM_RPC" }, + { 0X30000071, "ADC" }, + { 0X30000072, "CAMERAREMOTED" }, + { 0X30000073, "SECAPIREMOTED" }, + { 0X30000074, "DSATAPI" }, + { 0X30000075, "CLKCTL_RPC" }, + { 0X30000076, "BREWAPPCOORD" }, + { 0X30000077, "ALTENVSHELL" }, + { 0X30000078, "WLAN_TRP_UTILS" }, + { 0X30000079, "GPIO_RPC" }, + { 0X3000007a, "PING_RPC" }, + { 0X3000007b, "DSC_DCM_API" }, + { 0X3000007c, "L1_DS" }, + { 0X3000007d, "QCHATPK_APIS" }, + { 0X3000007e, "GPS_API" }, + { 0X3000007f, "OSS_RRCASN_REMOTE" }, + { 0X30000080, "PMAPP_OTG_REMOTE" }, + { 0X30000081, "PING_MDM_RPC" }, + { 0X30000082, "PING_KERNEL_RPC" }, + { 0X30000083, "TIMETICK" }, + { 0X30000084, "WM_BTHCI_FTM " }, + { 0X30000085, "WM_BT_PF" }, + { 0X30000086, "IPA_IPC_APIS" }, + { 0X30000087, "UKCC_IPC_APIS" }, + { 0X30000088, "CMIPSMS " }, + { 0X30000089, "VBATT_REMOTE" }, + { 0X3000008a, "MFPAL" }, + { 0X3000008b, "DSUMTSPDPREG" }, + { 0X3000fe00, "RESTART_DAEMON NUMBER 0" }, + { 0X3000fe01, "RESTART_DAEMON NUMBER 1" }, + { 0X3000feff, "RESTART_DAEMON NUMBER 255" }, + { 0X3000fffe, "BACKWARDS_COMPATIBILITY_IN_RPC_CLNT_LOOKUP" }, + { 0X3000ffff, "RPC_ROUTER_SERVER_PROGRAM" }, + { 0x31000000, "CM CB" }, + { 0x31000001, "DB CB" }, + { 0x31000002, "SND CB" }, + { 0x31000003, "WMS CB" }, + { 0x31000004, "PDSM CB" }, + { 0x31000005, "MISC_MODEM_APIS CB" }, + { 0x31000006, "MISC_APPS_APIS CB" }, + { 0x31000007, "JOYST CB" }, + { 0x31000008, "VJOY CB" }, + { 0x31000009, "JOYSTC CB" }, + { 0x3100000a, "ADSPRTOSATOM CB" }, + { 0x3100000b, "ADSPRTOSMTOA CB" }, + { 0x3100000c, "I2C CB" }, + { 0x3100000d, "TIME_REMOTE CB" }, + { 0x3100000e, "NV CB" }, + { 0x3100000f, "CLKRGM_SEC CB" }, + { 0x31000010, "RDEVMAP CB" }, + { 0x31000011, "FS_RAPI CB" }, + { 0x31000012, "PBMLIB CB" }, + { 0x31000013, "AUDMGR CB" }, + { 0x31000014, "MVS CB" }, + { 0x31000015, "DOG_KEEPALIVE CB" }, + { 0x31000016, "GSDI_EXP CB" }, + { 0x31000017, "AUTH CB" }, + { 0x31000018, "NVRUIMI CB" }, + { 0x31000019, "MMGSDILIB CB" }, + { 0x3100001a, "CHARGER CB" }, + { 0x3100001b, "UIM CB" }, + { 0x3100001C, "ONCRPCTEST CB" }, + { 0x3100001d, "PDSM_ATL CB" }, + { 0x3100001e, "FS_XMOUNT CB" }, + { 0x3100001f, "SECUTIL CB" }, + { 0x31000020, "MCCMEID" }, + { 0x31000021, "PM_STROBE_FLASH CB" }, + { 0x31000022, "DS707_EXTIF CB" }, + { 0x31000023, "SMD BRIDGE_MODEM CB" }, + { 0x31000024, "SMD PORT_MGR CB" }, + { 0x31000025, "BUS_PERF CB" }, + { 0x31000026, "BUS_MON CB" }, + { 0x31000027, "MC CB" }, + { 0x31000028, "MCCAP CB" }, + { 0x31000029, "MCCDMA CB" }, + { 0x3100002a, "MCCDS CB" }, + { 0x3100002b, "MCCSCH CB" }, + { 0x3100002c, "MCCSRID CB" }, + { 0x3100002d, "SNM CB" }, + { 0x3100002e, "MCCSYOBJ CB" }, + { 0x3100002f, "DS707_APIS CB" }, + { 0x31000030, "DS_MP_SHIM_APPS_ASYNC CB" }, + { 0x31000031, "DSRLP_APIS CB" }, + { 0x31000032, "RLP_APIS CB" }, + { 0x31000033, "DS_MP_SHIM_MODEM CB" }, + { 0x31000034, "DSHDR_APIS CB" }, + { 0x31000035, "DSHDR_MDM_APIS CB" }, + { 0x31000036, "DS_MP_SHIM_APPS CB" }, + { 0x31000037, "HDRMC_APIS CB" }, + { 0x31000038, "SMD_BRIDGE_MTOA CB" }, + { 0x31000039, "SMD_BRIDGE_ATOM CB" }, + { 0x3100003a, "DPMAPP_OTG CB" }, + { 0x3100003b, "DIAG CB" }, + { 0x3100003c, "GSTK_EXP CB" }, + { 0x3100003d, "DSBC_MDM_APIS CB" }, + { 0x3100003e, "HDRMRLP_MDM_APIS CB" }, + { 0x3100003f, "HDRMRLP_APPS_APIS CB" }, + { 0x31000040, "HDRMC_MRLP_APIS CB" }, + { 0x31000041, "PDCOMM_APP_API CB" }, + { 0x31000042, "DSAT_APIS CB" }, + { 0x31000043, "MISC_RF_APIS CB" }, + { 0x31000044, "CMIPAPP CB" }, + { 0x31000045, "DSMP_UMTS_MODEM_APIS CB" }, + { 0x31000046, "DSMP_UMTS_APPS_APIS CB" }, + { 0x31000047, "DSUCSDMPSHIM CB" }, + { 0x31000048, "TIME_REMOTE_ATOM CB" }, + { 0x3100004a, "SD CB" }, + { 0x3100004b, "MMOC CB" }, + { 0x3100004c, "WLAN_ADP_FTM CB" }, + { 0x3100004d, "WLAN_CP_CM CB" }, + { 0x3100004e, "FTM_WLAN CB" }, + { 0x3100004f, "SDCC_CPRM CB" }, + { 0x31000050, "CPRMINTERFACE CB" }, + { 0x31000051, "DATA_ON_MODEM_MTOA_APIS CB" }, + { 0x31000052, "DATA_ON_APPS_ATOM_APIS CB" }, + { 0x31000053, "MISC_APIS_NONWINMOB CB" }, + { 0x31000054, "MISC_APPS_APIS_NONWINMOB CB" }, + { 0x31000055, "PMEM_REMOTE CB" }, + { 0x31000056, "TCXOMGR CB" }, + { 0x31000057, "DSUCSDAPPIF_APIS CB" }, + { 0x31000058, "BT CB" }, + { 0x31000059, "PD_COMMS_API CB" }, + { 0x3100005a, "PD_COMMS_CLIENT_API CB" }, + { 0x3100005b, "PDAPI CB" }, + { 0x3100005c, "LSA_SUPL_DSM CB" }, + { 0x3100005d, "TIME_REMOTE_MTOA CB" }, + { 0x3100005e, "FTM_BT CB" }, + { 0X3100005f, "DSUCSDAPPIF_APIS CB" }, + { 0X31000060, "PMAPP_GEN CB" }, + { 0X31000061, "PM_LIB CB" }, + { 0X31000062, "KEYPAD CB" }, + { 0X31000063, "HSU_APP_APIS CB" }, + { 0X31000064, "HSU_MDM_APIS CB" }, + { 0X31000065, "ADIE_ADC_REMOTE_ATOM CB" }, + { 0X31000066, "TLMM_REMOTE_ATOM CB" }, + { 0X31000067, "UI_CALLCTRL CB" }, + { 0X31000068, "UIUTILS CB" }, + { 0X31000069, "PRL CB" }, + { 0X3100006a, "HW CB" }, + { 0X3100006b, "OEM_RAPI CB" }, + { 0X3100006c, "WMSPM CB" }, + { 0X3100006d, "BTPF CB" }, + { 0X3100006e, "CLKRGM_SYNC_EVENT CB" }, + { 0X3100006f, "USB_APPS_RPC CB" }, + { 0X31000070, "USB_MODEM_RPC CB" }, + { 0X31000071, "ADC CB" }, + { 0X31000072, "CAMERAREMOTED CB" }, + { 0X31000073, "SECAPIREMOTED CB" }, + { 0X31000074, "DSATAPI CB" }, + { 0X31000075, "CLKCTL_RPC CB" }, + { 0X31000076, "BREWAPPCOORD CB" }, + { 0X31000077, "ALTENVSHELL CB" }, + { 0X31000078, "WLAN_TRP_UTILS CB" }, + { 0X31000079, "GPIO_RPC CB" }, + { 0X3100007a, "PING_RPC CB" }, + { 0X3100007b, "DSC_DCM_API CB" }, + { 0X3100007c, "L1_DS CB" }, + { 0X3100007d, "QCHATPK_APIS CB" }, + { 0X3100007e, "GPS_API CB" }, + { 0X3100007f, "OSS_RRCASN_REMOTE CB" }, + { 0X31000080, "PMAPP_OTG_REMOTE CB" }, + { 0X31000081, "PING_MDM_RPC CB" }, + { 0X31000082, "PING_KERNEL_RPC CB" }, + { 0X31000083, "TIMETICK CB" }, + { 0X31000084, "WM_BTHCI_FTM CB" }, + { 0X31000085, "WM_BT_PF CB" }, + { 0X31000086, "IPA_IPC_APIS CB" }, + { 0X31000087, "UKCC_IPC_APIS CB" }, + { 0X31000088, "CMIPSMS CB" }, + { 0X31000089, "VBATT_REMOTE CB" }, + { 0X3100008a, "MFPAL CB" }, + { 0X3100008b, "DSUMTSPDPREG CB" }, + { 0X3100fe00, "RESTART_DAEMON NUMBER 0 CB" }, + { 0X3100fe01, "RESTART_DAEMON NUMBER 1 CB" }, + { 0X3100feff, "RESTART_DAEMON NUMBER 255 CB" }, + { 0X3100fffe, "BACKWARDS_COMPATIBILITY_IN_RPC_CLNT_LOOKUP CB" }, + { 0X3100ffff, "RPC_ROUTER_SERVER_PROGRAM CB" }, +}; + +struct sym wakeup_syms[] = { + { 0x00000040, "OTHER" }, + { 0x00000020, "RESET" }, + { 0x00000010, "ALARM" }, + { 0x00000008, "TIMER" }, + { 0x00000004, "GPIO" }, + { 0x00000002, "INT" }, + { 0x00000001, "RPC" }, + { 0x00000000, "NONE" }, +}; + +struct sym wakeup_int_syms[] = { + { 0, "MDDI_EXT" }, + { 1, "MDDI_PRI" }, + { 2, "MDDI_CLIENT"}, + { 3, "USB_OTG" }, + { 4, "I2CC" }, + { 5, "SDC1_0" }, + { 6, "SDC1_1" }, + { 7, "SDC2_0" }, + { 8, "SDC2_1" }, + { 9, "ADSP_A9A11" }, + { 10, "UART1" }, + { 11, "UART2" }, + { 12, "UART3" }, + { 13, "DP_RX_DATA" }, + { 14, "DP_RX_DATA2" }, + { 15, "DP_RX_DATA3" }, + { 16, "DM_UART" }, + { 17, "DM_DP_RX_DATA" }, + { 18, "KEYSENSE" }, + { 19, "HSSD" }, + { 20, "NAND_WR_ER_DONE" }, + { 21, "NAND_OP_DONE" }, + { 22, "TCHSCRN1" }, + { 23, "TCHSCRN2" }, + { 24, "TCHSCRN_SSBI" }, + { 25, "USB_HS" }, + { 26, "UART2_DM_RX" }, + { 27, "UART2_DM" }, + { 28, "SDC4_1" }, + { 29, "SDC4_0" }, + { 30, "SDC3_1" }, + { 31, "SDC3_0" }, +}; + +struct sym smsm_syms[] = { + { 0x80000000, "UN" }, + { 0x7F000000, "ERR" }, + { 0x00800000, "SMLP" }, + { 0x00400000, "ADWN" }, + { 0x00200000, "PWRS" }, + { 0x00100000, "DWLD" }, + { 0x00080000, "SRBT" }, + { 0x00040000, "SDWN" }, + { 0x00020000, "ARBT" }, + { 0x00010000, "REL" }, + { 0x00008000, "SLE" }, + { 0x00004000, "SLP" }, + { 0x00002000, "WFPI" }, + { 0x00001000, "EEX" }, + { 0x00000800, "TIN" }, + { 0x00000400, "TWT" }, + { 0x00000200, "PWRC" }, + { 0x00000100, "RUN" }, + { 0x00000080, "SA" }, + { 0x00000040, "RES" }, + { 0x00000020, "RIN" }, + { 0x00000010, "RWT" }, + { 0x00000008, "SIN" }, + { 0x00000004, "SWT" }, + { 0x00000002, "OE" }, + { 0x00000001, "I" }, +}; + +/* never reorder */ +struct sym voter_d2_syms[] = { + { 0x00000001, NULL }, + { 0x00000002, NULL }, + { 0x00000004, NULL }, + { 0x00000008, NULL }, + { 0x00000010, NULL }, + { 0x00000020, NULL }, + { 0x00000040, NULL }, + { 0x00000080, NULL }, + { 0x00000100, NULL }, + { 0x00000200, NULL }, + { 0x00000400, NULL }, + { 0x00000800, NULL }, + { 0x00001000, NULL }, + { 0x00002000, NULL }, + { 0x00004000, NULL }, + { 0x00008000, NULL }, + { 0x00010000, NULL }, + { 0x00020000, NULL }, + { 0x00040000, NULL }, + { 0x00080000, NULL }, + { 0x00100000, NULL }, + { 0x00200000, NULL }, + { 0x00400000, NULL }, + { 0x00800000, NULL }, + { 0x01000000, NULL }, + { 0x02000000, NULL }, + { 0x04000000, NULL }, + { 0x08000000, NULL }, + { 0x10000000, NULL }, + { 0x20000000, NULL }, + { 0x40000000, NULL }, + { 0x80000000, NULL }, +}; + +/* never reorder */ +struct sym voter_d3_syms[] = { + { 0x00000001, NULL }, + { 0x00000002, NULL }, + { 0x00000004, NULL }, + { 0x00000008, NULL }, + { 0x00000010, NULL }, + { 0x00000020, NULL }, + { 0x00000040, NULL }, + { 0x00000080, NULL }, + { 0x00000100, NULL }, + { 0x00000200, NULL }, + { 0x00000400, NULL }, + { 0x00000800, NULL }, + { 0x00001000, NULL }, + { 0x00002000, NULL }, + { 0x00004000, NULL }, + { 0x00008000, NULL }, + { 0x00010000, NULL }, + { 0x00020000, NULL }, + { 0x00040000, NULL }, + { 0x00080000, NULL }, + { 0x00100000, NULL }, + { 0x00200000, NULL }, + { 0x00400000, NULL }, + { 0x00800000, NULL }, + { 0x01000000, NULL }, + { 0x02000000, NULL }, + { 0x04000000, NULL }, + { 0x08000000, NULL }, + { 0x10000000, NULL }, + { 0x20000000, NULL }, + { 0x40000000, NULL }, + { 0x80000000, NULL }, +}; + +struct sym dem_state_master_syms[] = { + { 0, "INIT" }, + { 1, "RUN" }, + { 2, "SLEEP_WAIT" }, + { 3, "SLEEP_CONFIRMED" }, + { 4, "SLEEP_EXIT" }, + { 5, "RSA" }, + { 6, "EARLY_EXIT" }, + { 7, "RSA_DELAYED" }, + { 8, "RSA_CHECK_INTS" }, + { 9, "RSA_CONFIRMED" }, + { 10, "RSA_WAKING" }, + { 11, "RSA_RESTORE" }, + { 12, "RESET" }, +}; + +struct sym dem_state_slave_syms[] = { + { 0, "INIT" }, + { 1, "RUN" }, + { 2, "SLEEP_WAIT" }, + { 3, "SLEEP_EXIT" }, + { 4, "SLEEP_RUN_PENDING" }, + { 5, "POWER_COLLAPSE" }, + { 6, "CHECK_INTERRUPTS" }, + { 7, "SWFI" }, + { 8, "WFPI" }, + { 9, "EARLY_EXIT" }, + { 10, "RESET_RECOVER" }, + { 11, "RESET_ACKNOWLEDGE" }, + { 12, "ERROR" }, +}; + +struct sym smsm_entry_type_syms[] = { + { 0, "SMSM_APPS_STATE" }, + { 1, "SMSM_MODEM_STATE" }, + { 2, "SMSM_Q6_STATE" }, + { 3, "SMSM_APPS_DEM" }, + { 4, "SMSM_MODEM_DEM" }, + { 5, "SMSM_Q6_DEM" }, + { 6, "SMSM_POWER_MASTER_DEM" }, + { 7, "SMSM_TIME_MASTER_DEM" }, +}; + +struct sym smsm_state_syms[] = { + { 0x00000001, "INIT" }, + { 0x00000002, "OSENTERED" }, + { 0x00000004, "SMDWAIT" }, + { 0x00000008, "SMDINIT" }, + { 0x00000010, "RPCWAIT" }, + { 0x00000020, "RPCINIT" }, + { 0x00000040, "RESET" }, + { 0x00000080, "RSA" }, + { 0x00000100, "RUN" }, + { 0x00000200, "PWRC" }, + { 0x00000400, "TIMEWAIT" }, + { 0x00000800, "TIMEINIT" }, + { 0x00001000, "PWRC_EARLY_EXIT" }, + { 0x00002000, "WFPI" }, + { 0x00004000, "SLEEP" }, + { 0x00008000, "SLEEPEXIT" }, + { 0x00010000, "OEMSBL_RELEASE" }, + { 0x00020000, "APPS_REBOOT" }, + { 0x00040000, "SYSTEM_POWER_DOWN" }, + { 0x00080000, "SYSTEM_REBOOT" }, + { 0x00100000, "SYSTEM_DOWNLOAD" }, + { 0x00200000, "PWRC_SUSPEND" }, + { 0x00400000, "APPS_SHUTDOWN" }, + { 0x00800000, "SMD_LOOPBACK" }, + { 0x01000000, "RUN_QUIET" }, + { 0x02000000, "MODEM_WAIT" }, + { 0x04000000, "MODEM_BREAK" }, + { 0x08000000, "MODEM_CONTINUE" }, + { 0x80000000, "UNKNOWN" }, +}; + +#define ID_SYM 0 +#define BASE_SYM 1 +#define EVENT_SYM 2 +#define ONCRPC_SYM 3 +#define WAKEUP_SYM 4 +#define WAKEUP_INT_SYM 5 +#define SMSM_SYM 6 +#define VOTER_D2_SYM 7 +#define VOTER_D3_SYM 8 +#define DEM_STATE_MASTER_SYM 9 +#define DEM_STATE_SLAVE_SYM 10 +#define SMSM_ENTRY_TYPE_SYM 11 +#define SMSM_STATE_SYM 12 + +static struct sym_tbl { + struct sym *data; + int size; + struct hlist_head hlist[HSIZE]; +} tbl[] = { + { id_syms, ARRAY_SIZE(id_syms) }, + { base_syms, ARRAY_SIZE(base_syms) }, + { event_syms, ARRAY_SIZE(event_syms) }, + { oncrpc_syms, ARRAY_SIZE(oncrpc_syms) }, + { wakeup_syms, ARRAY_SIZE(wakeup_syms) }, + { wakeup_int_syms, ARRAY_SIZE(wakeup_int_syms) }, + { smsm_syms, ARRAY_SIZE(smsm_syms) }, + { voter_d2_syms, ARRAY_SIZE(voter_d2_syms) }, + { voter_d3_syms, ARRAY_SIZE(voter_d3_syms) }, + { dem_state_master_syms, ARRAY_SIZE(dem_state_master_syms) }, + { dem_state_slave_syms, ARRAY_SIZE(dem_state_slave_syms) }, + { smsm_entry_type_syms, ARRAY_SIZE(smsm_entry_type_syms) }, + { smsm_state_syms, ARRAY_SIZE(smsm_state_syms) }, +}; + +static void find_voters(void) +{ + void *x, *next; + unsigned size; + int i = 0, j = 0; + + x = smem_get_entry(SMEM_SLEEP_STATIC, &size); + next = x; + while (next && (next < (x + size)) && + ((i + j) < (ARRAY_SIZE(voter_d3_syms) + + ARRAY_SIZE(voter_d2_syms)))) { + + if (i < ARRAY_SIZE(voter_d3_syms)) { + voter_d3_syms[i].str = (char *) next; + i++; + } else if (i >= ARRAY_SIZE(voter_d3_syms) && + j < ARRAY_SIZE(voter_d2_syms)) { + voter_d2_syms[j].str = (char *) next; + j++; + } + + next += 9; + } +} + +#define hash(val) (val % HSIZE) + +static void init_syms(void) +{ + int i; + int j; + + for (i = 0; i < ARRAY_SIZE(tbl); ++i) + for (j = 0; j < HSIZE; ++j) + INIT_HLIST_HEAD(&tbl[i].hlist[j]); + + for (i = 0; i < ARRAY_SIZE(tbl); ++i) + for (j = 0; j < tbl[i].size; ++j) { + INIT_HLIST_NODE(&tbl[i].data[j].node); + hlist_add_head(&tbl[i].data[j].node, + &tbl[i].hlist[hash(tbl[i].data[j].val)]); + } +} + +static char *find_sym(uint32_t id, uint32_t val) +{ + struct hlist_node *n; + struct sym *s; + + hlist_for_each(n, &tbl[id].hlist[hash(val)]) { + s = hlist_entry(n, struct sym, node); + if (s->val == val) + return s->str; + } + + return 0; +} + +#else +static void init_syms(void) {} +#endif + +static inline unsigned int read_timestamp(void) +{ + unsigned int tick; + + do { + tick = readl(TIMESTAMP_ADDR); + } while (tick != (tick = readl(TIMESTAMP_ADDR))); + + return tick; +} + +static void smem_log_event_from_user(struct smem_log_inst *inst, + const char __user *buf, int size, int num) +{ + uint32_t idx; + uint32_t next_idx; + unsigned long flags; + uint32_t identifier = 0; + uint32_t timetick = 0; + int first = 1; + int ret; + + remote_spin_lock_irqsave(inst->remote_spinlock, flags); + + while (num--) { + idx = *inst->idx; + + if (idx < inst->num) { + ret = copy_from_user(&inst->events[idx], + buf, size); + if (ret) { + printk("ERROR %s:%i tried to write " + "%i got ret %i", + __func__, __LINE__, + size, size - ret); + goto out; + } + + if (first) { + identifier = + inst->events[idx]. + identifier; + timetick = read_timestamp(); + first = 0; + } else { + identifier |= SMEM_LOG_CONT; + } + inst->events[idx].identifier = + identifier; + inst->events[idx].timetick = + timetick; + } + + next_idx = idx + 1; + if (next_idx >= inst->num) + next_idx = 0; + *inst->idx = next_idx; + + buf += sizeof(struct smem_log_item); + } + + out: + remote_spin_unlock_irqrestore(inst->remote_spinlock, flags); +} + +static void _smem_log_event( + struct smem_log_item __iomem *events, + uint32_t __iomem *_idx, + remote_spinlock_t *lock, + int num, + uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3) +{ + struct smem_log_item item; + uint32_t idx; + uint32_t next_idx; + unsigned long flags; + + item.timetick = read_timestamp(); + item.identifier = id; + item.data1 = data1; + item.data2 = data2; + item.data3 = data3; + + remote_spin_lock_irqsave(lock, flags); + + idx = *_idx; + + if (idx < num) { + memcpy(&events[idx], + &item, sizeof(item)); + } + + next_idx = idx + 1; + if (next_idx >= num) + next_idx = 0; + *_idx = next_idx; + + remote_spin_unlock_irqrestore(lock, flags); +} + +static void _smem_log_event6( + struct smem_log_item __iomem *events, + uint32_t __iomem *_idx, + remote_spinlock_t *lock, + int num, + uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3, uint32_t data4, uint32_t data5, + uint32_t data6) +{ + struct smem_log_item item[2]; + uint32_t idx; + uint32_t next_idx; + unsigned long flags; + + item[0].timetick = read_timestamp(); + item[0].identifier = id; + item[0].data1 = data1; + item[0].data2 = data2; + item[0].data3 = data3; + item[1].identifier = item[0].identifier; + item[1].timetick = item[0].timetick; + item[1].data1 = data4; + item[1].data2 = data5; + item[1].data3 = data6; + + remote_spin_lock_irqsave(lock, flags); + + idx = *_idx; + + if (idx < (num-1)) { + memcpy(&events[idx], + &item, sizeof(item)); + } + + next_idx = idx + 2; + if (next_idx >= num) + next_idx = 0; + *_idx = next_idx; + + remote_spin_unlock_irqrestore(lock, flags); +} + +void smem_log_event(uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3) +{ + _smem_log_event(inst[GEN].events, inst[GEN].idx, + inst[GEN].remote_spinlock, SMEM_LOG_NUM_ENTRIES, + id, data1, data2, data3); +} + +void smem_log_event6(uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3, uint32_t data4, uint32_t data5, + uint32_t data6) +{ + _smem_log_event6(inst[GEN].events, inst[GEN].idx, + inst[GEN].remote_spinlock, SMEM_LOG_NUM_ENTRIES, + id, data1, data2, data3, data4, data5, data6); +} + +void smem_log_event_to_static(uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3) +{ + _smem_log_event(inst[STA].events, inst[STA].idx, + inst[STA].remote_spinlock, SMEM_LOG_NUM_STATIC_ENTRIES, + id, data1, data2, data3); +} + +void smem_log_event6_to_static(uint32_t id, uint32_t data1, uint32_t data2, + uint32_t data3, uint32_t data4, uint32_t data5, + uint32_t data6) +{ + _smem_log_event6(inst[STA].events, inst[STA].idx, + inst[STA].remote_spinlock, SMEM_LOG_NUM_STATIC_ENTRIES, + id, data1, data2, data3, data4, data5, data6); +} + +static int _smem_log_init(void) +{ + inst[GEN].which_log = GEN; + inst[GEN].events = + (struct smem_log_item *)smem_alloc(SMEM_SMEM_LOG_EVENTS, + SMEM_LOG_EVENTS_SIZE); + inst[GEN].idx = (uint32_t *)smem_alloc(SMEM_SMEM_LOG_IDX, + sizeof(uint32_t)); + if (!inst[GEN].events || !inst[GEN].idx) { + pr_err("%s: no log or log_idx allocated, " + "smem_log disabled\n", __func__); + } + inst[GEN].num = SMEM_LOG_NUM_ENTRIES; + inst[GEN].remote_spinlock = &remote_spinlock; + + inst[STA].which_log = STA; + inst[STA].events = + (struct smem_log_item *) + smem_alloc(SMEM_SMEM_STATIC_LOG_EVENTS, + SMEM_STATIC_LOG_EVENTS_SIZE); + inst[STA].idx = (uint32_t *)smem_alloc(SMEM_SMEM_STATIC_LOG_IDX, + sizeof(uint32_t)); + if (!inst[STA].events || !inst[STA].idx) { + pr_err("%s: no static log or log_idx " + "allocated, smem_log disabled\n", __func__); + } + inst[STA].num = SMEM_LOG_NUM_STATIC_ENTRIES; + inst[STA].remote_spinlock = &remote_spinlock_static; + + inst[POW].which_log = POW; + inst[POW].events = + (struct smem_log_item *) + smem_alloc(SMEM_SMEM_LOG_POWER_EVENTS, + SMEM_POWER_LOG_EVENTS_SIZE); + inst[POW].idx = (uint32_t *)smem_alloc(SMEM_SMEM_LOG_POWER_IDX, + sizeof(uint32_t)); + if (!inst[POW].events || !inst[POW].idx) { + pr_err("%s: no power log or log_idx " + "allocated, smem_log disabled\n", __func__); + } + inst[POW].num = SMEM_LOG_NUM_POWER_ENTRIES; + inst[POW].remote_spinlock = &remote_spinlock; + + remote_spin_lock_init(&remote_spinlock, + SMEM_SPINLOCK_SMEM_LOG); + remote_spin_lock_init(&remote_spinlock_static, + SMEM_SPINLOCK_STATIC_LOG); + + init_syms(); + + return 0; +} + +static ssize_t smem_log_read_bin(struct file *fp, char __user *buf, + size_t count, loff_t *pos) +{ + int idx; + int orig_idx; + unsigned long flags; + int ret; + int tot_bytes = 0; + struct smem_log_inst *inst; + + inst = fp->private_data; + + remote_spin_lock_irqsave(inst->remote_spinlock, flags); + + orig_idx = *inst->idx; + idx = orig_idx; + + while (1) { + idx--; + if (idx < 0) + idx = inst->num - 1; + if (idx == orig_idx) { + ret = tot_bytes; + break; + } + + if ((tot_bytes + sizeof(struct smem_log_item)) > count) { + ret = tot_bytes; + break; + } + + ret = copy_to_user(buf, &inst[GEN].events[idx], + sizeof(struct smem_log_item)); + if (ret) { + ret = -EIO; + break; + } + + tot_bytes += sizeof(struct smem_log_item); + + buf += sizeof(struct smem_log_item); + } + + remote_spin_unlock_irqrestore(inst->remote_spinlock, flags); + + return ret; +} + +static ssize_t smem_log_read(struct file *fp, char __user *buf, + size_t count, loff_t *pos) +{ + char loc_buf[128]; + int i; + int idx; + int orig_idx; + unsigned long flags; + int ret; + int tot_bytes = 0; + struct smem_log_inst *inst; + + inst = fp->private_data; + + remote_spin_lock_irqsave(inst->remote_spinlock, flags); + + orig_idx = *inst->idx; + idx = orig_idx; + + while (1) { + idx--; + if (idx < 0) + idx = inst->num - 1; + if (idx == orig_idx) { + ret = tot_bytes; + break; + } + + i = scnprintf(loc_buf, 128, + "0x%x 0x%x 0x%x 0x%x 0x%x\n", + inst->events[idx].identifier, + inst->events[idx].timetick, + inst->events[idx].data1, + inst->events[idx].data2, + inst->events[idx].data3); + if (i == 0) { + ret = -EIO; + break; + } + + if ((tot_bytes + i) > count) { + ret = tot_bytes; + break; + } + + tot_bytes += i; + + ret = copy_to_user(buf, loc_buf, i); + if (ret) { + ret = -EIO; + break; + } + + buf += i; + } + + remote_spin_unlock_irqrestore(inst->remote_spinlock, flags); + + return ret; +} + +static ssize_t smem_log_write_bin(struct file *fp, const char __user *buf, + size_t count, loff_t *pos) +{ + if (count < sizeof(struct smem_log_item)) + return -EINVAL; + + smem_log_event_from_user(fp->private_data, buf, + sizeof(struct smem_log_item), + count / sizeof(struct smem_log_item)); + + return count; +} + +static ssize_t smem_log_write(struct file *fp, const char __user *buf, + size_t count, loff_t *pos) +{ + int ret; + const char delimiters[] = " ,;"; + char locbuf[256] = {0}; + uint32_t val[10]; + int vals = 0; + char *token; + char *running; + struct smem_log_inst *inst; + unsigned long res; + + inst = fp->private_data; + + if (count < 0) { + printk(KERN_ERR "ERROR: %s passed neg count = %i\n", + __func__, count); + return -EINVAL; + } + + count = count > 255 ? 255 : count; + + locbuf[count] = '\0'; + + ret = copy_from_user(locbuf, buf, count); + if (ret != 0) { + printk(KERN_ERR "ERROR: %s could not copy %i bytes\n", + __func__, ret); + return -EINVAL; + } + + D(KERN_ERR "%s: ", __func__); + D_DUMP_BUFFER("We got", len, locbuf); + + running = locbuf; + + token = strsep(&running, delimiters); + while (token && vals < ARRAY_SIZE(val)) { + if (*token != '\0') { + D(KERN_ERR "%s: ", __func__); + D_DUMP_BUFFER("", strlen(token), token); + ret = strict_strtoul(token, 0, &res); + if (ret) { + printk(KERN_ERR "ERROR: %s:%i got bad char " + "at strict_strtoul\n", + __func__, __LINE__-4); + return -EINVAL; + } + val[vals++] = res; + } + token = strsep(&running, delimiters); + } + + if (vals > 5) { + if (inst->which_log == GEN) + smem_log_event6(val[0], val[2], val[3], val[4], + val[7], val[8], val[9]); + else if (inst->which_log == STA) + smem_log_event6_to_static(val[0], + val[2], val[3], val[4], + val[7], val[8], val[9]); + else + return -1; + } else { + if (inst->which_log == GEN) + smem_log_event(val[0], val[2], val[3], val[4]); + else if (inst->which_log == STA) + smem_log_event_to_static(val[0], + val[2], val[3], val[4]); + else + return -1; + } + + return count; +} + +static int smem_log_open(struct inode *ip, struct file *fp) +{ + fp->private_data = &inst[GEN]; + + return 0; +} + + +static int smem_log_release(struct inode *ip, struct file *fp) +{ + return 0; +} + +static int smem_log_ioctl(struct inode *ip, struct file *fp, + unsigned int cmd, unsigned long arg); + +static const struct file_operations smem_log_fops = { + .owner = THIS_MODULE, + .read = smem_log_read, + .write = smem_log_write, + .open = smem_log_open, + .release = smem_log_release, + .ioctl = smem_log_ioctl, +}; + +static const struct file_operations smem_log_bin_fops = { + .owner = THIS_MODULE, + .read = smem_log_read_bin, + .write = smem_log_write_bin, + .open = smem_log_open, + .release = smem_log_release, + .ioctl = smem_log_ioctl, +}; + +static int smem_log_ioctl(struct inode *ip, struct file *fp, + unsigned int cmd, unsigned long arg) +{ + struct smem_log_inst *inst; + + inst = fp->private_data; + + switch (cmd) { + default: + return -ENOTTY; + + case SMIOC_SETMODE: + if (arg == SMIOC_TEXT) { + D("%s set text mode\n", __func__); + fp->f_op = &smem_log_fops; + } else if (arg == SMIOC_BINARY) { + D("%s set bin mode\n", __func__); + fp->f_op = &smem_log_bin_fops; + } else { + return -EINVAL; + } + break; + case SMIOC_SETLOG: + if (arg == SMIOC_LOG) + fp->private_data = &inst[GEN]; + else if (arg == SMIOC_STATIC_LOG) + fp->private_data = &inst[STA]; + else + return -EINVAL; + break; + } + + return 0; +} + +static struct miscdevice smem_log_dev = { + .minor = MISC_DYNAMIC_MINOR, + .name = "smem_log", + .fops = &smem_log_fops, +}; + +#if defined(CONFIG_DEBUG_FS) + +static int _debug_dump(int log, char *buf, int max) +{ + unsigned int idx; + int orig_idx; + unsigned long flags; + int i = 0; + + if (!inst[log].events) + return 0; + + remote_spin_lock_irqsave(inst[log].remote_spinlock, flags); + + orig_idx = *inst[log].idx; + idx = orig_idx; + + while (1) { + idx++; + if (idx > inst[log].num - 1) + idx = 0; + if (idx == orig_idx) + break; + + if (idx < inst[log].num) { + if (!inst[log].events[idx].identifier) + continue; + + i += scnprintf(buf + i, max - i, + "%08x %08x %08x %08x %08x\n", + inst[log].events[idx].identifier, + inst[log].events[idx].timetick, + inst[log].events[idx].data1, + inst[log].events[idx].data2, + inst[log].events[idx].data3); + } + } + + remote_spin_unlock_irqrestore(inst[log].remote_spinlock, flags); + + return i; +} + +static int _debug_dump_sym(int log, char *buf, int max) +{ + unsigned int idx; + int orig_idx; + unsigned long flags; + int i = 0; + + char *proc; + char *sub; + char *id; + char *sym = NULL; + + uint32_t data[3]; + + uint32_t proc_val = 0; + uint32_t sub_val = 0; + uint32_t id_val = 0; + uint32_t id_only_val = 0; + uint32_t data1 = 0; + uint32_t data2 = 0; + uint32_t data3 = 0; + + int k; + + if (!inst[log].events) + return 0; + + find_voters(); /* need to call each time in case voters come and go */ + + i += scnprintf(buf + i, max - i, "Voters:\n"); + for (k = 0; k < ARRAY_SIZE(voter_d3_syms); ++k) + if (voter_d3_syms[k].str) + i += scnprintf(buf + i, max - i, "%s ", + voter_d3_syms[k].str); + for (k = 0; k < ARRAY_SIZE(voter_d2_syms); ++k) + if (voter_d2_syms[k].str) + i += scnprintf(buf + i, max - i, "%s ", + voter_d2_syms[k].str); + i += scnprintf(buf + i, max - i, "\n"); + + remote_spin_lock_irqsave(inst[log].remote_spinlock, flags); + + orig_idx = *inst[log].idx; + idx = orig_idx; + + while (1) { + idx++; + if (idx > inst[log].num - 1) + idx = 0; + if (idx == orig_idx) { + i += scnprintf(buf + i, max - i, "\n"); + break; + } + if (idx < inst[log].num) { + if (!inst[log].events[idx].identifier) + continue; + + proc_val = PROC & inst[log].events[idx].identifier; + sub_val = SUB & inst[log].events[idx].identifier; + id_val = (SUB | ID) & inst[log].events[idx].identifier; + id_only_val = ID & inst[log].events[idx].identifier; + data1 = inst[log].events[idx].data1; + data2 = inst[log].events[idx].data2; + data3 = inst[log].events[idx].data3; + + if (!(proc_val & SMEM_LOG_CONT)) { + i += scnprintf(buf + i, max - i, "\n"); + + proc = find_sym(ID_SYM, proc_val); + + if (proc) + i += scnprintf(buf + i, max - i, + "%4s: ", + proc); + else + i += scnprintf(buf + i, max - i, + "%04x: ", + PROC & + inst[log].events[idx]. + identifier); + + i += scnprintf(buf + i, max - i, + "%10u ", + inst[log].events[idx].timetick); + + sub = find_sym(BASE_SYM, sub_val); + + if (sub) + i += scnprintf(buf + i, max - i, + "%9s: ", + sub); + else + i += scnprintf(buf + i, max - i, + "%08x: ", + sub_val); + + id = find_sym(EVENT_SYM, id_val); + + if (id) + i += scnprintf(buf + i, max - i, + "%11s: ", + id); + else + i += scnprintf(buf + i, max - i, + "%08x: ", + id_only_val); + } + + if ((proc_val & SMEM_LOG_CONT) && + (id_val == ONCRPC_LOG_EVENT_STD_CALL || + id_val == ONCRPC_LOG_EVENT_STD_REPLY)) { + data[0] = data1; + data[1] = data2; + data[2] = data3; + i += scnprintf(buf + i, max - i, + " %.16s", + (char *) data); + } else if (proc_val & SMEM_LOG_CONT) { + i += scnprintf(buf + i, max - i, + " %08x %08x %08x", + data1, + data2, + data3); + } else if (id_val == ONCRPC_LOG_EVENT_STD_CALL) { + sym = find_sym(ONCRPC_SYM, data2); + + if (sym) + i += scnprintf(buf + i, max - i, + "xid:%4i %8s proc:%3i", + data1, + sym, + data3); + else + i += scnprintf(buf + i, max - i, + "xid:%4i %08x proc:%3i", + data1, + data2, + data3); +#if defined(CONFIG_MSM_N_WAY_SMSM) + } else if (id_val == DEM_STATE_CHANGE) { + if (data1 == 1) { + i += scnprintf(buf + i, + max - i, + "MASTER: "); + sym = find_sym(DEM_STATE_MASTER_SYM, + data2); + } else if (data1 == 0) { + i += scnprintf(buf + i, + max - i, + " SLAVE: "); + sym = find_sym(DEM_STATE_SLAVE_SYM, + data2); + } else { + i += scnprintf(buf + i, + max - i, + "%x: ", + data1); + sym = NULL; + } + if (sym) + i += scnprintf(buf + i, + max - i, + "from:%s ", + sym); + else + i += scnprintf(buf + i, + max - i, + "from:0x%x ", + data2); + + if (data1 == 1) + sym = find_sym(DEM_STATE_MASTER_SYM, + data3); + else if (data1 == 0) + sym = find_sym(DEM_STATE_SLAVE_SYM, + data3); + else + sym = NULL; + if (sym) + i += scnprintf(buf + i, + max - i, + "to:%s ", + sym); + else + i += scnprintf(buf + i, + max - i, + "to:0x%x ", + data3); + + } else if (id_val == DEM_STATE_MACHINE_ENTER) { + i += scnprintf(buf + i, + max - i, + "swfi:%i timer:%i manexit:%i", + data1, data2, data3); + + } else if (id_val == DEM_TIME_SYNC_REQUEST || + id_val == DEM_TIME_SYNC_POLL || + id_val == DEM_TIME_SYNC_INIT) { + sym = find_sym(SMSM_ENTRY_TYPE_SYM, + data1); + if (sym) + i += scnprintf(buf + i, + max - i, + "hostid:%s", + sym); + else + i += scnprintf(buf + i, + max - i, + "hostid:%x", + data1); + + } else if (id_val == DEM_TIME_SYNC_START || + id_val == DEM_TIME_SYNC_SEND_VALUE) { + unsigned mask = 0x1; + unsigned tmp = 0; + if (id_val == DEM_TIME_SYNC_START) + i += scnprintf(buf + i, + max - i, + "req:"); + else + i += scnprintf(buf + i, + max - i, + "pol:"); + while (mask) { + if (mask & data1) { + sym = find_sym( + SMSM_ENTRY_TYPE_SYM, + tmp); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s ", + sym); + else + i += scnprintf(buf + i, + max - i, + "%i ", + tmp); + } + mask <<= 1; + tmp++; + } + if (id_val == DEM_TIME_SYNC_SEND_VALUE) + i += scnprintf(buf + i, + max - i, + "tick:%x", + data2); + } else if (id_val == DEM_SMSM_ISR) { + unsigned vals[] = {data2, data3}; + unsigned j; + unsigned mask; + unsigned tmp; + unsigned once; + sym = find_sym(SMSM_ENTRY_TYPE_SYM, + data1); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s ", + sym); + else + i += scnprintf(buf + i, + max - i, + "%x ", + data1); + + for (j = 0; j < ARRAY_SIZE(vals); ++j) { + i += scnprintf(buf + i, max - i, "["); + mask = 0x80000000; + once = 0; + while (mask) { + tmp = vals[j] & mask; + mask >>= 1; + if (!tmp) + continue; + sym = find_sym(SMSM_STATE_SYM, + tmp); + + if (once) + i += scnprintf(buf + i, + max - i, + " "); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s", + sym); + else + i += scnprintf(buf + i, + max - i, + "0x%x", + tmp); + once = 1; + } + i += scnprintf(buf + i, max - i, "] "); + } +#else + } else if (id_val == DEMAPPS_WAKEUP_REASON) { + unsigned mask = 0x80000000; + unsigned tmp = 0; + while (mask) { + tmp = data1 & mask; + mask >>= 1; + if (!tmp) + continue; + sym = find_sym(WAKEUP_SYM, tmp); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s ", + sym); + else + i += scnprintf(buf + i, + max - i, + "%08x ", + tmp); + } + i += scnprintf(buf + i, max - i, + "%08x %08x", + data2, + data3); + } else if (id_val == DEMMOD_APPS_WAKEUP_INT) { + sym = find_sym(WAKEUP_INT_SYM, data1); + + if (sym) + i += scnprintf(buf + i, max - i, + "%s %08x %08x", + sym, + data2, + data3); + else + i += scnprintf(buf + i, max - i, + "%08x %08x %08x", + data1, + data2, + data3); + } else if (id_val == DEM_NO_SLEEP || + id_val == NO_SLEEP_NEW) { + unsigned vals[] = {data3, data2}; + unsigned j; + unsigned mask; + unsigned tmp; + unsigned once; + i += scnprintf(buf + i, max - i, "%08x ", + data1); + i += scnprintf(buf + i, max - i, "["); + once = 0; + for (j = 0; j < ARRAY_SIZE(vals); ++j) { + mask = 0x00000001; + while (mask) { + tmp = vals[j] & mask; + mask <<= 1; + if (!tmp) + continue; + if (j == 0) + sym = find_sym( + VOTER_D3_SYM, + tmp); + else + sym = find_sym( + VOTER_D2_SYM, + tmp); + + if (once) + i += scnprintf(buf + i, + max - i, + " "); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s", + sym); + else + i += scnprintf(buf + i, + max - i, + "%08x", + tmp); + once = 1; + } + } + i += scnprintf(buf + i, max - i, "] "); +#endif + } else if (id_val == SMEM_LOG_EVENT_CB) { + unsigned vals[] = {data2, data3}; + unsigned j; + unsigned mask; + unsigned tmp; + unsigned once; + i += scnprintf(buf + i, max - i, "%08x ", + data1); + for (j = 0; j < ARRAY_SIZE(vals); ++j) { + i += scnprintf(buf + i, max - i, "["); + mask = 0x80000000; + once = 0; + while (mask) { + tmp = vals[j] & mask; + mask >>= 1; + if (!tmp) + continue; + sym = find_sym(SMSM_SYM, tmp); + + if (once) + i += scnprintf(buf + i, + max - i, + " "); + if (sym) + i += scnprintf(buf + i, + max - i, + "%s", + sym); + else + i += scnprintf(buf + i, + max - i, + "%08x", + tmp); + once = 1; + } + i += scnprintf(buf + i, max - i, "] "); + } + } else { + i += scnprintf(buf + i, max - i, + "%08x %08x %08x", + data1, + data2, + data3); + } + } + } + + remote_spin_unlock_irqrestore(inst[log].remote_spinlock, flags); + + return i; +} + +static int debug_dump(char *buf, int max) +{ + return _debug_dump(GEN, buf, max); +} + +static int debug_dump_sym(char *buf, int max) +{ + return _debug_dump_sym(GEN, buf, max); +} + +static int debug_dump_static(char *buf, int max) +{ + return _debug_dump(STA, buf, max); +} + +static int debug_dump_static_sym(char *buf, int max) +{ + return _debug_dump_sym(STA, buf, max); +} + +static int debug_dump_power(char *buf, int max) +{ + return _debug_dump(POW, buf, max); +} + +static int debug_dump_power_sym(char *buf, int max) +{ + return _debug_dump_sym(POW, buf, max); +} + +#define SMEM_LOG_ITEM_PRINT_SIZE 160 + +#define EVENTS_PRINT_SIZE \ +(SMEM_LOG_ITEM_PRINT_SIZE * SMEM_LOG_NUM_ENTRIES) + +static char debug_buffer[EVENTS_PRINT_SIZE]; + +static ssize_t debug_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) +{ + int (*fill)(char *buf, int max) = file->private_data; + int bsize = fill(debug_buffer, EVENTS_PRINT_SIZE); + return simple_read_from_buffer(buf, count, ppos, debug_buffer, + bsize); +} + +static int debug_open(struct inode *inode, struct file *file) +{ + file->private_data = inode->i_private; + return 0; +} + +static const struct file_operations debug_ops = { + .read = debug_read, + .open = debug_open, +}; + +static void debug_create(const char *name, mode_t mode, + struct dentry *dent, + int (*fill)(char *buf, int max)) +{ + debugfs_create_file(name, mode, dent, fill, &debug_ops); +} + +static void smem_log_debugfs_init(void) +{ + struct dentry *dent; + + dent = debugfs_create_dir("smem_log", 0); + if (IS_ERR(dent)) + return; + + debug_create("dump", 0444, dent, debug_dump); + debug_create("dump_sym", 0444, dent, debug_dump_sym); + debug_create("dump_static", 0444, dent, debug_dump_static); + debug_create("dump_static_sym", 0444, dent, debug_dump_static_sym); + debug_create("dump_power", 0444, dent, debug_dump_power); + debug_create("dump_power_sym", 0444, dent, debug_dump_power_sym); +} +#else +static void smem_log_debugfs_init(void) {} +#endif + +static int __init smem_log_init(void) +{ + int ret; + + ret = _smem_log_init(); + if (ret < 0) + return ret; + + smem_log_debugfs_init(); + + return misc_register(&smem_log_dev); +} + + +module_init(smem_log_init); + +MODULE_DESCRIPTION("smem log"); +MODULE_LICENSE("GPL v2"); |