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nvgpu: unify sched unit with qnx

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move sched funcs from nvgpu.c to os_sched.c, so qnx can use it

JIRA NVGPU-2134

Change-Id: I1a1a0773d3ff9a3e9a76ae7b730ec8d1b700ea14
Signed-off-by: Sagar Kadamati <skadamati@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2083808
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Sagar Kadamati
2019-03-28 16:13:32 +05:30
committed by mobile promotions
parent c33827e122
commit 8bd73246f3
3 changed files with 61 additions and 33 deletions
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3
drivers/gpu/nvgpu/Makefile.sources
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@@ -56,7 +56,8 @@ srcs += os/posix/bug.c \
os/posix/cond.c \
os/posix/lock.c \
os/posix/thread.c \
os/posix/bsearch.c
os/posix/bsearch.c \
os/posix/os_sched.c
srcs += common/sim.c \
common/sim_pci.c \

33
drivers/gpu/nvgpu/os/posix/nvgpu.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
* Copyright (c) 2018-2019, 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"),
@@ -36,37 +36,6 @@
#include "os_posix.h"
int nvgpu_current_pid(struct gk20a *g)
{
/*
* In the kernel this gets us the PID of the calling process for IOCTLs.
* But since we are in userspace this doesn't quite mean the same thing.
* This simply returns the PID of the currently running process.
*/
return (int)getpid();
}
int nvgpu_current_tid(struct gk20a *g)
{
/*
* In POSIX thread ID is not the same as a process ID. In Linux threads
* and processes are represented by the same thing, but userspace can't
* really rely on that.
*
* We can, however, get a pthread_t for a given thread. But this
* pthread_t need not have any relation to the underlying system's
* representation of "threads".
*/
return (int)pthread_self();
}
void __nvgpu_print_current(struct gk20a *g, const char *func_name, int line,
void *ctx, enum nvgpu_log_type type)
{
__nvgpu_log_msg(g, func_name, line, type,
"Current process: (nvgpu userspace)");
}
/*
* Somewhat meaningless in userspace...
*/

58
drivers/gpu/nvgpu/os/posix/os_sched.c Normal file
View File

@@ -0,0 +1,58 @@
/*
* Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA Corporation and its licensors retain all intellectual property and
* proprietary rights in and to this software and related documentation. Any
* use, reproduction, disclosure or distribution of this software and related
* documentation without an express license agreement from NVIDIA Corporation
* is strictly prohibited.
*/
#include <nvgpu/os_sched.h>
#if defined(__NVGPU_POSIX__)
#define __USE_GNU
#else
#define __EXT_QNX
#endif
#include <unistd.h>
#include <pthread.h>
#define CURRENT_NAME_LEN 30
int nvgpu_current_pid(struct gk20a *g)
{
/*
* In the kernel this gets us the PID of the calling process for IOCTLs.
* But since we are in userspace this doesn't quite mean the same thing.
* This simply returns the PID of the currently running process.
*/
return (int)getpid();
}
int nvgpu_current_tid(struct gk20a *g)
{
/*
* In POSIX thread ID is not the same as a process ID. In Linux threads
* and processes are represented by the same thing, but userspace can't
* really rely on that.
*
* We can, however, get a pthread_t for a given thread. But this
* pthread_t need not have any relation to the underlying system's
* representation of "threads".
*/
return (int)pthread_self();
}
void __nvgpu_print_current(struct gk20a *g, const char *func_name, int line,
void *ctx, enum nvgpu_log_type type)
{
char current_tname[CURRENT_NAME_LEN];
/* pthread_getname_np() will return null terminated string on success */
if (pthread_getname_np(0, current_tname, CURRENT_NAME_LEN) == 0)
__nvgpu_log_msg(g, func_name, line, type, current_tname);
else
__nvgpu_log_msg(g, func_name, line, type, "(unknown process)");
}