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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
*
* (C) COPYRIGHT 2020-2023 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
* Foundation, and any use by you of this program is subject to the terms
* of such GNU license.
*
* 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 access it online at
* http://www.gnu.org/licenses/gpl-2.0.html.
*
*/
#ifndef _KBASE_DEBUG_KTRACE_CSF_H_
#define _KBASE_DEBUG_KTRACE_CSF_H_
/*
* KTrace target for internal ringbuffer
*/
#if KBASE_KTRACE_TARGET_RBUF
/**
* kbasep_ktrace_add_csf - internal function to add trace about CSF
* @kbdev: kbase device
* @code: trace code
* @group: queue group, or NULL if no queue group
* @queue: queue, or NULL if no queue
* @flags: flags about the message
* @info_val: generic information about @code to add to the trace
*
* PRIVATE: do not use directly. Use KBASE_KTRACE_ADD_CSF() instead.
*/
void kbasep_ktrace_add_csf(struct kbase_device *kbdev, enum kbase_ktrace_code code,
struct kbase_queue_group *group, struct kbase_queue *queue,
kbase_ktrace_flag_t flags, u64 info_val);
/**
* kbasep_ktrace_add_csf_kcpu - internal function to add trace about the CSF
* KCPU queues.
* @kbdev: kbase device
* @code: trace code
* @queue: queue, or NULL if no queue
* @info_val1: Main infoval variable with information based on the KCPU
* ktrace call. Refer to mali_kbase_debug_ktrace_codes_csf.h
* for information on the infoval values.
* @info_val2: Extra infoval variable with information based on the KCPU
* ktrace call. Refer to mali_kbase_debug_ktrace_codes_csf.h
* for information on the infoval values.
*
* PRIVATE: do not use directly. Use KBASE_KTRACE_ADD_CSF_KCPU() instead.
*/
void kbasep_ktrace_add_csf_kcpu(struct kbase_device *kbdev, enum kbase_ktrace_code code,
struct kbase_kcpu_command_queue *queue, u64 info_val1,
u64 info_val2);
#define KBASE_KTRACE_RBUF_ADD_CSF(kbdev, code, group, queue, flags, info_val) \
kbasep_ktrace_add_csf(kbdev, KBASE_KTRACE_CODE(code), group, queue, flags, info_val)
#define KBASE_KTRACE_RBUF_ADD_CSF_KCPU(kbdev, code, queue, info_val1, info_val2) \
kbasep_ktrace_add_csf_kcpu(kbdev, KBASE_KTRACE_CODE(code), queue, info_val1, info_val2)
#else /* KBASE_KTRACE_TARGET_RBUF */
#define KBASE_KTRACE_RBUF_ADD_CSF(kbdev, code, group, queue, flags, info_val) \
do { \
CSTD_UNUSED(kbdev); \
CSTD_NOP(code); \
CSTD_UNUSED(group); \
CSTD_UNUSED(queue); \
CSTD_UNUSED(flags); \
CSTD_UNUSED(info_val); \
CSTD_NOP(0); \
} while (0)
#define KBASE_KTRACE_RBUF_ADD_CSF_KCPU(kbdev, code, queue, info_val1, info_val2) \
do { \
CSTD_UNUSED(kbdev); \
CSTD_NOP(code); \
CSTD_UNUSED(queue); \
CSTD_UNUSED(info_val1); \
CSTD_UNUSED(info_val2); \
} while (0)
#endif /* KBASE_KTRACE_TARGET_RBUF */
/*
* KTrace target for Linux's ftrace
*
* Note: the header file(s) that define the trace_mali_<...> tracepoints are
* included by the parent header file
*/
#if KBASE_KTRACE_TARGET_FTRACE
#define KBASE_KTRACE_FTRACE_ADD_CSF(kbdev, code, group, queue, info_val) \
trace_mali_##code(kbdev, group, queue, info_val)
#define KBASE_KTRACE_FTRACE_ADD_KCPU(code, queue, info_val1, info_val2) \
trace_mali_##code(queue, info_val1, info_val2)
#else /* KBASE_KTRACE_TARGET_FTRACE */
#define KBASE_KTRACE_FTRACE_ADD_CSF(kbdev, code, group, queue, info_val) \
do { \
CSTD_UNUSED(kbdev); \
CSTD_NOP(code); \
CSTD_UNUSED(group); \
CSTD_UNUSED(queue); \
CSTD_UNUSED(info_val); \
CSTD_NOP(0); \
} while (0)
#define KBASE_KTRACE_FTRACE_ADD_KCPU(code, queue, info_val1, info_val2) \
do { \
CSTD_NOP(code); \
CSTD_UNUSED(queue); \
CSTD_UNUSED(info_val1); \
CSTD_UNUSED(info_val2); \
} while (0)
#endif /* KBASE_KTRACE_TARGET_FTRACE */
/*
* Master set of macros to route KTrace to any of the targets
*/
/**
* KBASE_KTRACE_ADD_CSF_GRP - Add trace values about a group, with info
* @kbdev: kbase device
* @code: trace code
* @group: queue group, or NULL if no queue group
* @info_val: generic information about @code to add to the trace
*
* Note: Any functions called through this macro will still be evaluated in
* Release builds (CONFIG_MALI_DEBUG not defined). Therefore, when
* KBASE_KTRACE_ENABLE == 0 any functions called to get the parameters supplied
* to this macro must:
* a) be static or static inline, and
* b) just return 0 and have no other statements present in the body.
*/
#define KBASE_KTRACE_ADD_CSF_GRP(kbdev, code, group, info_val) \
do { \
/* capture values that could come from non-pure fn calls */ \
struct kbase_queue_group *__group = group; \
u64 __info_val = info_val; \
KBASE_KTRACE_RBUF_ADD_CSF(kbdev, code, __group, NULL, 0u, __info_val); \
KBASE_KTRACE_FTRACE_ADD_CSF(kbdev, code, __group, NULL, __info_val); \
} while (0)
/**
* KBASE_KTRACE_ADD_CSF_GRP_Q - Add trace values about a group, queue, with info
* @kbdev: kbase device
* @code: trace code
* @group: queue group, or NULL if no queue group
* @queue: queue, or NULL if no queue
* @info_val: generic information about @code to add to the trace
*
* Note: Any functions called through this macro will still be evaluated in
* Release builds (CONFIG_MALI_DEBUG not defined). Therefore, when
* KBASE_KTRACE_ENABLE == 0 any functions called to get the parameters supplied
* to this macro must:
* a) be static or static inline, and
* b) just return 0 and have no other statements present in the body.
*/
#define KBASE_KTRACE_ADD_CSF_GRP_Q(kbdev, code, group, queue, info_val) \
do { \
/* capture values that could come from non-pure fn calls */ \
struct kbase_queue_group *__group = group; \
struct kbase_queue *__queue = queue; \
u64 __info_val = info_val; \
KBASE_KTRACE_RBUF_ADD_CSF(kbdev, code, __group, __queue, 0u, __info_val); \
KBASE_KTRACE_FTRACE_ADD_CSF(kbdev, code, __group, __queue, __info_val); \
} while (0)
#define KBASE_KTRACE_ADD_CSF_KCPU(kbdev, code, queue, info_val1, info_val2) \
do { \
/* capture values that could come from non-pure fn calls */ \
struct kbase_kcpu_command_queue *__queue = queue; \
u64 __info_val1 = info_val1; \
u64 __info_val2 = info_val2; \
KBASE_KTRACE_RBUF_ADD_CSF_KCPU(kbdev, code, __queue, __info_val1, __info_val2); \
KBASE_KTRACE_FTRACE_ADD_KCPU(code, __queue, __info_val1, __info_val2); \
} while (0)
#endif /* _KBASE_DEBUG_KTRACE_CSF_H_ */
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