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/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
*
* 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.
*
*/
#ifndef __MSM_VIDC_DEBUG__
#define __MSM_VIDC_DEBUG__
#include <linux/debugfs.h>
#include <linux/delay.h>
#include "msm_vidc_internal.h"
#include "trace/events/msm_vidc.h"
#ifndef VIDC_DBG_LABEL
#define VIDC_DBG_LABEL "msm_vidc"
#endif
#define VIDC_DBG_TAG VIDC_DBG_LABEL ": %4s: "
/* To enable messages OR these values and
* echo the result to debugfs file.
*
* To enable all messages set debug_level = 0x101F
*/
enum vidc_msg_prio {
VIDC_ERR = 0x0001,
VIDC_WARN = 0x0002,
VIDC_INFO = 0x0004,
VIDC_DBG = 0x0008,
VIDC_PROF = 0x0010,
VIDC_PKT = 0x0020,
VIDC_FW = 0x1000,
};
enum vidc_msg_out {
VIDC_OUT_PRINTK = 0,
VIDC_OUT_FTRACE,
};
enum msm_vidc_debugfs_event {
MSM_VIDC_DEBUGFS_EVENT_ETB,
MSM_VIDC_DEBUGFS_EVENT_EBD,
MSM_VIDC_DEBUGFS_EVENT_FTB,
MSM_VIDC_DEBUGFS_EVENT_FBD,
};
extern int msm_vidc_debug;
extern int msm_vidc_debug_out;
extern int msm_fw_debug;
extern int msm_fw_debug_mode;
extern int msm_fw_low_power_mode;
extern int msm_vidc_hw_rsp_timeout;
extern u32 msm_fw_coverage;
extern int msm_vidc_vpe_csc_601_to_709;
extern int msm_vidc_dcvs_mode;
extern int msm_vidc_sys_idle_indicator;
extern u32 msm_vidc_firmware_unload_delay;
#define VIDC_MSG_PRIO2STRING(__level) ({ \
char *__str; \
\
switch (__level) { \
case VIDC_ERR: \
__str = "err"; \
break; \
case VIDC_WARN: \
__str = "warn"; \
break; \
case VIDC_INFO: \
__str = "info"; \
break; \
case VIDC_DBG: \
__str = "dbg"; \
break; \
case VIDC_PROF: \
__str = "prof"; \
break; \
case VIDC_PKT: \
__str = "pkt"; \
break; \
case VIDC_FW: \
__str = "fw"; \
break; \
default: \
__str = "????"; \
break; \
} \
\
__str; \
})
#define dprintk(__level, __fmt, arg...) \
do { \
if (msm_vidc_debug & __level) { \
if (msm_vidc_debug_out == VIDC_OUT_PRINTK) { \
pr_info(VIDC_DBG_TAG __fmt, \
VIDC_MSG_PRIO2STRING(__level), \
## arg); \
} else if (msm_vidc_debug_out == VIDC_OUT_FTRACE) { \
trace_printk(KERN_DEBUG VIDC_DBG_TAG __fmt, \
VIDC_MSG_PRIO2STRING(__level), \
## arg); \
} \
} \
} while (0)
struct dentry *msm_vidc_debugfs_init_drv(void);
struct dentry *msm_vidc_debugfs_init_core(struct msm_vidc_core *core,
struct dentry *parent);
struct dentry *msm_vidc_debugfs_init_inst(struct msm_vidc_inst *inst,
struct dentry *parent);
void msm_vidc_debugfs_update(struct msm_vidc_inst *inst,
enum msm_vidc_debugfs_event e);
static inline void tic(struct msm_vidc_inst *i, enum profiling_points p,
char *b)
{
struct timeval __ddl_tv;
if (!i->debug.pdata[p].name[0])
memcpy(i->debug.pdata[p].name, b, 64);
if ((msm_vidc_debug & VIDC_PROF) &&
i->debug.pdata[p].sampling) {
do_gettimeofday(&__ddl_tv);
i->debug.pdata[p].start =
(__ddl_tv.tv_sec * 1000) + (__ddl_tv.tv_usec / 1000);
i->debug.pdata[p].sampling = false;
}
}
static inline void toc(struct msm_vidc_inst *i, enum profiling_points p)
{
struct timeval __ddl_tv;
if ((msm_vidc_debug & VIDC_PROF) &&
!i->debug.pdata[p].sampling) {
do_gettimeofday(&__ddl_tv);
i->debug.pdata[p].stop = (__ddl_tv.tv_sec * 1000)
+ (__ddl_tv.tv_usec / 1000);
i->debug.pdata[p].cumulative +=
(i->debug.pdata[p].stop - i->debug.pdata[p].start);
i->debug.pdata[p].sampling = true;
}
}
static inline void show_stats(struct msm_vidc_inst *i)
{
int x;
for (x = 0; x < MAX_PROFILING_POINTS; x++) {
if ((i->debug.pdata[x].name[0]) &&
(msm_vidc_debug & VIDC_PROF)) {
if (i->debug.samples) {
dprintk(VIDC_PROF, "%s averaged %d ms/sample\n",
i->debug.pdata[x].name,
i->debug.pdata[x].cumulative /
i->debug.samples);
}
dprintk(VIDC_PROF, "%s Samples: %d\n",
i->debug.pdata[x].name,
i->debug.samples);
}
}
}
#endif
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