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gpu: nvgpu: fix MISRA 17.1 in timeout_expired_msg

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MISRA rule 17.1 forbids use of stdarg.h features defined for variable
arguments. This patch creates timers.h header for posix and QNX to
change nvgpu_timeout_expired_msg() to macro definition.

Jira NVGPU-4075

Change-Id: I8167f0ff7fdfb74adbbbed9c3021a9df2ad6401b
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2200885
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Vedashree Vidwans
2019-10-03 16:29:36 -07:00
committed by Alex Waterman
parent 7c98fbba42
commit d6fc9d176e
7 changed files with 94 additions and 96 deletions
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76
drivers/gpu/nvgpu/include/nvgpu/posix/timers.h Normal file
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@@ -0,0 +1,76 @@
/*
* Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef NVGPU_POSIX_TIMERS_H
#define NVGPU_POSIX_TIMERS_H
#include <sys/time.h>
#include <time.h>
#include <nvgpu/types.h>
#include <nvgpu/log.h>
#define nvgpu_timeout_expired_msg_cpu(timeout, caller, fmt, arg...) \
({ \
struct nvgpu_timeout *t_ptr = (timeout); \
int ret = 0; \
if (nvgpu_current_time_ns() > t_ptr->time) { \
if ((t_ptr->flags & NVGPU_TIMER_SILENT_TIMEOUT) == 0U) { \
nvgpu_err(t_ptr->g, "Timeout detected @ %p" fmt, \
caller, ##arg); \
} \
ret = -ETIMEDOUT; \
} \
(int)ret; \
})
#define nvgpu_timeout_expired_msg_retry(timeout, caller, fmt, arg...) \
({ \
struct nvgpu_timeout *t_ptr = (timeout); \
int ret = 0; \
if (t_ptr->retries.attempted >= t_ptr->retries.max_attempts) { \
if ((t_ptr->flags & NVGPU_TIMER_SILENT_TIMEOUT) == 0U) { \
nvgpu_err(t_ptr->g, "No more retries @ %p" fmt, \
caller, ##arg); \
} \
ret = -ETIMEDOUT; \
} else { \
t_ptr->retries.attempted++; \
} \
(int)ret; \
})
#define nvgpu_timeout_expired_msg_impl(timeout, caller, fmt, arg...) \
({ \
int ret = 0; \
if (((timeout)->flags & NVGPU_TIMER_RETRY_TIMER) != 0U) { \
ret = nvgpu_timeout_expired_msg_retry((timeout), caller,\
fmt, ##arg); \
} else { \
ret = nvgpu_timeout_expired_msg_cpu((timeout), caller, \
fmt, ##arg); \
} \
(int)ret; \
})
#endif