129 lines
2.4 KiB
C
129 lines
2.4 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0 */
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2019 MediaTek Inc.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _UFS_MEDIATEK_DBG_H
|
||
|
|
#define _UFS_MEDIATEK_DBG_H
|
||
|
|
|
||
|
|
#include <linux/device.h>
|
||
|
|
#include <linux/seq_file.h>
|
||
|
|
#include <linux/types.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
* snprintf may return a value of size or "more" to indicate
|
||
|
|
* that the output was truncated, thus be careful of "more"
|
||
|
|
* case.
|
||
|
|
*/
|
||
|
|
#define SPREAD_PRINTF(buff, size, evt, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
if (buff && size && *(size)) { \
|
||
|
|
unsigned long var = snprintf(*(buff), *(size), fmt, ##args); \
|
||
|
|
if (var > 0) { \
|
||
|
|
if (var > *(size)) \
|
||
|
|
var = *(size); \
|
||
|
|
*(size) -= var; \
|
||
|
|
*(buff) += var; \
|
||
|
|
} \
|
||
|
|
} \
|
||
|
|
if (evt) \
|
||
|
|
seq_printf(evt, fmt, ##args); \
|
||
|
|
if (!buff && !evt) { \
|
||
|
|
pr_info(fmt, ##args); \
|
||
|
|
} \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#define SPREAD_DEV_PRINTF(buff, size, evt, dev, fmt, args...) \
|
||
|
|
do { \
|
||
|
|
if (buff && size && *(size)) { \
|
||
|
|
unsigned long var = snprintf(*(buff), *(size), fmt, ##args); \
|
||
|
|
if (var > 0) { \
|
||
|
|
*(size) -= var; \
|
||
|
|
*(buff) += var; \
|
||
|
|
} \
|
||
|
|
} \
|
||
|
|
if (evt) \
|
||
|
|
seq_printf(evt, fmt, ##args); \
|
||
|
|
if (!buff && !evt) { \
|
||
|
|
dev_info(dev, fmt, ##args); \
|
||
|
|
} \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
enum ufsdbg_cmd_type {
|
||
|
|
UFSDBG_CMD_LIST_DUMP = 0,
|
||
|
|
UFSDBG_PWR_MODE_DUMP = 1,
|
||
|
|
UFSDBG_HEALTH_DUMP = 2,
|
||
|
|
UFSDBG_CMD_LIST_ENABLE = 3,
|
||
|
|
UFSDBG_CMD_LIST_DISABLE = 4,
|
||
|
|
UFS_CMD_QOS_ON = 5,
|
||
|
|
UFS_CMD_QOS_OFF = 6,
|
||
|
|
UFSDBG_UNKNOWN
|
||
|
|
};
|
||
|
|
|
||
|
|
enum cmd_hist_event {
|
||
|
|
CMD_SEND,
|
||
|
|
CMD_COMPLETED,
|
||
|
|
CMD_DEV_SEND,
|
||
|
|
CMD_DEV_COMPLETED,
|
||
|
|
CMD_TM_SEND,
|
||
|
|
CMD_TM_COMPLETED,
|
||
|
|
CMD_UIC_SEND,
|
||
|
|
CMD_UIC_CMPL_GENERAL,
|
||
|
|
CMD_UIC_CMPL_PWR_CTRL,
|
||
|
|
CMD_REG_TOGGLE,
|
||
|
|
CMD_ABORTING,
|
||
|
|
CMD_DI_FAIL,
|
||
|
|
CMD_DEVICE_RESET,
|
||
|
|
CMD_PERF_MODE,
|
||
|
|
CMD_DEBUG_PROC,
|
||
|
|
CMD_GENERIC,
|
||
|
|
CMD_CLK_GATING,
|
||
|
|
};
|
||
|
|
|
||
|
|
struct utp_cmd_struct {
|
||
|
|
u8 opcode;
|
||
|
|
u8 crypt_en;
|
||
|
|
u8 crypt_keyslot;
|
||
|
|
u16 tag;
|
||
|
|
u32 doorbell;
|
||
|
|
u32 intr;
|
||
|
|
int transfer_len;
|
||
|
|
u64 lba;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct uic_cmd_struct {
|
||
|
|
u8 cmd;
|
||
|
|
u32 arg1;
|
||
|
|
u32 arg2;
|
||
|
|
u32 arg3;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct clk_gating_event_struct {
|
||
|
|
u8 state;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct cmd_hist_struct {
|
||
|
|
u8 cpu;
|
||
|
|
enum cmd_hist_event event;
|
||
|
|
pid_t pid;
|
||
|
|
u64 time;
|
||
|
|
u64 duration;
|
||
|
|
union {
|
||
|
|
struct utp_cmd_struct utp;
|
||
|
|
struct uic_cmd_struct uic;
|
||
|
|
struct clk_gating_event_struct clk_gating;
|
||
|
|
} cmd;
|
||
|
|
};
|
||
|
|
|
||
|
|
int ufsdbg_register(struct device *dev);
|
||
|
|
int cmd_hist_enable(void);
|
||
|
|
int cmd_hist_disable(void);
|
||
|
|
void ufs_mediatek_dbg_dump(void);
|
||
|
|
void ufs_mtk_dbg_add_trace(const char *dev_name,
|
||
|
|
const char *str, unsigned int tag,
|
||
|
|
u32 doorbell, int transfer_len, u32 intr,
|
||
|
|
u64 lba, u8 opcode,
|
||
|
|
u8 crypt_en, u8 crypt_keyslot);
|
||
|
|
#endif
|
||
|
|
|