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android_kernel_samsung_sm86…/drivers/cam_utils/cam_debug_util.h
Suraj Dongre 3266ccca59 msm: camera: utils: debug mask for presil framework 
Add a new debug mask for presil framework core logic.
Update debug module to support more than 32 bit values.

CRs-Fixed: 2932495
Change-Id: Ia13a606c339d487fee7669ddccb9511c0c0567ca
Signed-off-by: Suraj Dongre <sdongre@codeaurora.org>
Signed-off-by: Mukund Madhusudan Atre <matre@codeaurora.org>
2021-05-28 19:05:03 -07:00

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*/
#ifndef _CAM_DEBUG_UTIL_H_
#define _CAM_DEBUG_UTIL_H_
#include <linux/platform_device.h>
/* Module IDs used for debug logging */
#define CAM_CDM BIT_ULL(0)
#define CAM_CORE BIT_ULL(1)
#define CAM_CPAS BIT_ULL(2)
#define CAM_ISP BIT_ULL(3)
#define CAM_CRM BIT_ULL(4)
#define CAM_SENSOR BIT_ULL(5)
#define CAM_SMMU BIT_ULL(6)
#define CAM_SYNC BIT_ULL(7)
#define CAM_ICP BIT_ULL(8)
#define CAM_JPEG BIT_ULL(9)
#define CAM_FD BIT_ULL(10)
#define CAM_LRME BIT_ULL(11)
#define CAM_FLASH BIT_ULL(12)
#define CAM_ACTUATOR BIT_ULL(13)
#define CAM_CCI BIT_ULL(14)
#define CAM_CSIPHY BIT_ULL(15)
#define CAM_EEPROM BIT_ULL(16)
#define CAM_UTIL BIT_ULL(17)
#define CAM_HFI BIT_ULL(18)
#define CAM_CTXT BIT_ULL(19)
#define CAM_OIS BIT_ULL(20)
#define CAM_RES BIT_ULL(21)
#define CAM_MEM BIT_ULL(22)
#define CAM_IRQ_CTRL BIT_ULL(23)
#define CAM_REQ BIT_ULL(24)
#define CAM_PERF BIT_ULL(25)
#define CAM_CUSTOM BIT_ULL(26)
#define CAM_PRESIL BIT_ULL(27)
#define CAM_OPE BIT_ULL(28)
#define CAM_IO_ACCESS BIT_ULL(29)
#define CAM_SFE BIT_ULL(30)
#define CAM_CRE BIT_ULL(31)
#define CAM_PRESIL_CORE BIT_ULL(32)
/* Log level types */
#define CAM_TYPE_TRACE (1 << 0)
#define CAM_TYPE_ERR (1 << 1)
#define CAM_TYPE_WARN (1 << 2)
#define CAM_TYPE_INFO (1 << 3)
#define CAM_TYPE_DBG (1 << 4)
#define STR_BUFFER_MAX_LENGTH 512
/*
* enum cam_debug_priority - Priority of debug log (0 = Lowest)
*/
enum cam_debug_priority {
CAM_DBG_PRIORITY_0,
CAM_DBG_PRIORITY_1,
CAM_DBG_PRIORITY_2,
};
/**
* struct cam_cpas_debug_settings - Sysfs debug settings for cpas driver
*/
struct cam_cpas_debug_settings {
uint64_t mnoc_hf_0_ab_bw;
uint64_t mnoc_hf_0_ib_bw;
uint64_t mnoc_hf_1_ab_bw;
uint64_t mnoc_hf_1_ib_bw;
uint64_t mnoc_sf_0_ab_bw;
uint64_t mnoc_sf_0_ib_bw;
uint64_t mnoc_sf_1_ab_bw;
uint64_t mnoc_sf_1_ib_bw;
uint64_t mnoc_sf_icp_ab_bw;
uint64_t mnoc_sf_icp_ib_bw;
uint64_t camnoc_bw;
};
/**
* struct camera_debug_settings - Sysfs debug settings for camera
*
* @cpas_settings: Debug settings for cpas driver.
*/
struct camera_debug_settings {
struct cam_cpas_debug_settings cpas_settings;
};
/*
* cam_debug_log()
*
* @brief : Get the Module name from module ID and print
* respective debug logs
*
* @module_id : Respective Module ID which is calling this function
* @priority : Priority of the debug log
* @func : Function which is calling to print logs
* @line : Line number associated with the function which is calling
* to print log
* @fmt : Formatted string which needs to be print in the log
*
*/
void cam_debug_log(unsigned long long module_id, unsigned int priority,
const char *func, const int line, const char *fmt, ...);
/*
* cam_debug_trace()
*
* @brief : Get the Module name from module ID and print
* respective debug logs in ftrace
*
* @tag : Tag indicating whether TRACE, ERR, WARN, INFO, DBG
* @module_id : Respective Module ID which is calling this function
* @func : Function which is calling to print logs
* @line : Line number associated with the function which is calling
* to print log
* @fmt : Formatted string which needs to be print in the log
*
*/
void cam_debug_trace(unsigned int tag, unsigned long long module_id,
const char *func, const int line, const char *fmt, ...);
/*
* cam_get_module_name()
*
* @brief : Get the module name from module ID
*
* @module_id : Module ID which is using this function
*/
const char *cam_get_module_name(unsigned long long module_id);
/*
* CAM_TRACE
* @brief : This Macro will print logs in ftrace
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_TRACE(__module, fmt, args...) \
({ \
cam_debug_trace(CAM_TYPE_TRACE, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_ERR
* @brief : This Macro will print error logs
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_ERR(__module, fmt, args...) \
({ \
pr_info("CAM_ERR: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_ERR, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_WARN
* @brief : This Macro will print warning logs
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_WARN(__module, fmt, args...) \
({ \
pr_info("CAM_WARN: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_ERR, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_INFO
* @brief : This Macro will print Information logs
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_INFO(__module, fmt, args...) \
({ \
pr_info("CAM_INFO: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_INFO, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_INFO_RATE_LIMIT
* @brief : This Macro will print info logs with ratelimit
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_INFO_RATE_LIMIT(__module, fmt, args...) \
({ \
pr_info_ratelimited("CAM_INFO: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_INFO, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_DBG
* @brief : This Macro will print debug logs when enabled using GROUP and
* if its priority is greater than the priority parameter
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_DBG(__module, fmt, args...) \
cam_debug_log(__module, CAM_DBG_PRIORITY_0, __func__, __LINE__, \
fmt, ##args)
#define CAM_DBG_PR1(__module, fmt, args...) \
cam_debug_log(__module, CAM_DBG_PRIORITY_1, __func__, __LINE__, \
fmt, ##args)
#define CAM_DBG_PR2(__module, fmt, args...) \
cam_debug_log(__module, CAM_DBG_PRIORITY_2, __func__, __LINE__, \
fmt, ##args)
/*
* CAM_ERR_RATE_LIMIT
* @brief : This Macro will print error print logs with ratelimit
*/
#define CAM_ERR_RATE_LIMIT(__module, fmt, args...) \
({ \
pr_info_ratelimited("CAM_ERR: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_INFO, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_WARN_RATE_LIMIT
* @brief : This Macro will print warning logs with ratelimit
*
* @__module : Respective module id which is been calling this Macro
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_WARN_RATE_LIMIT(__module, fmt, args...) \
({ \
pr_info_ratelimited("CAM_WARN: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_WARN, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_WARN_RATE_LIMIT_CUSTOM
* @brief : This Macro will print warn logs with custom ratelimit
*
* @__module : Respective module id which is been calling this Macro
* @interval : Time interval in seconds
* @burst : No of logs to print in interval time
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_WARN_RATE_LIMIT_CUSTOM(__module, interval, burst, fmt, args...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
(interval * HZ), \
burst); \
if (__ratelimit(&_rs)) \
pr_info( \
"CAM_WARN: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_WARN, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_INFO_RATE_LIMIT_CUSTOM
* @brief : This Macro will print info logs with custom ratelimit
*
* @__module : Respective module id which is been calling this Macro
* @interval : Time interval in seconds
* @burst : No of logs to print in interval time
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_INFO_RATE_LIMIT_CUSTOM(__module, interval, burst, fmt, args...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
(interval * HZ), \
burst); \
if (__ratelimit(&_rs)) \
pr_info( \
"CAM_INFO: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_INFO, __module, __func__, __LINE__, \
fmt, ##args); \
})
/*
* CAM_ERR_RATE_LIMIT_CUSTOM
* @brief : This Macro will print error logs with custom ratelimit
*
* @__module : Respective module id which is been calling this Macro
* @interval : Time interval in seconds
* @burst : No of logs to print in interval time
* @fmt : Formatted string which needs to be print in log
* @args : Arguments which needs to be print in log
*/
#define CAM_ERR_RATE_LIMIT_CUSTOM(__module, interval, burst, fmt, args...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
(interval * HZ), \
burst); \
if (__ratelimit(&_rs)) \
pr_info( \
"CAM_ERR: %s: %s: %d " fmt "\n", \
cam_get_module_name(__module), __func__, \
__LINE__, ##args); \
cam_debug_trace(CAM_TYPE_ERR, __module, __func__, __LINE__, \
fmt, ##args); \
})
/**
* cam_print_to_buffer
* @brief: Function to print to camera logs to a buffer. Don't use directly. Use macros
* provided below.
*
* @buf: Buffer to print into
* @buf_size: Total size of the buffer
* @len: Pointer to variable used to keep track of the length
* @tag: Log level tag to be prefixed
* @module_id: Module id tag to be prefixed
* @fmt: Formatted string which needs to be print in log
* @args: Arguments which needs to be print in log
*/
void cam_print_to_buffer(char *buf, const size_t buf_size, size_t *len, unsigned int tag,
unsigned long long module_id, const char *fmt, ...);
/**
* CAM_[ERR/WARN/INFO]_BUF
* @brief: Macro to print a new line into log buffer.
*
* @module_id: Module id tag to be prefixed
* @buf: Buffer to print into
* @buf_size: Total size of the buffer
* @len: Pointer to the variable used to keep track of the length
* @fmt: Formatted string which needs to be print in log
* @args: Arguments which needs to be print in log
*/
#define CAM_ERR_BUF(module_id, buf, buf_size, len, fmt, args...) \
cam_print_to_buffer(buf, buf_size, len, CAM_TYPE_ERR, module_id, fmt, ##args)
#define CAM_WARN_BUF(module_id, buf, buf_size, len, fmt, args...) \
cam_print_to_buffer(buf, buf_size, len, CAM_TYPE_WARN, module_id, fmt, ##args)
#define CAM_INFO_BUF(module_id, buf, buf_size, len, fmt, args...) \
cam_print_to_buffer(buf, buf_size, len, CAM_TYPE_INFO, module_id, fmt, ##args)
/**
* @brief : API to get camera debug settings
* @return const struct camera_debug_settings pointer.
*/
const struct camera_debug_settings *cam_debug_get_settings(void);
/**
* @brief : API to parse and store input from sysfs debug node
* @return Number of bytes read from buffer on success, or -EPERM on error.
*/
ssize_t cam_debug_sysfs_node_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count);
#endif /* _CAM_DEBUG_UTIL_H_ */
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