Contributors: 9
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Andres Rodriguez |
165 |
38.82% |
1 |
8.33% |
| Bas Nieuwenhuizen |
106 |
24.94% |
2 |
16.67% |
| Alex Deucher |
66 |
15.53% |
1 |
8.33% |
| Nirmoy Das |
29 |
6.82% |
1 |
8.33% |
| Al Viro |
28 |
6.59% |
1 |
8.33% |
| Christian König |
13 |
3.06% |
2 |
16.67% |
| Luben Tuikov |
12 |
2.82% |
2 |
16.67% |
| Lee Jones |
3 |
0.71% |
1 |
8.33% |
| Sam Ravnborg |
3 |
0.71% |
1 |
8.33% |
| Total |
425 |
|
12 |
|
/*
* Copyright 2017 Valve Corporation
*
* 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
*
* Authors: Andres Rodriguez <andresx7@gmail.com>
*/
#include <linux/fdtable.h>
#include <linux/file.h>
#include <linux/pid.h>
#include <drm/amdgpu_drm.h>
#include "amdgpu.h"
#include "amdgpu_sched.h"
#include "amdgpu_vm.h"
static int amdgpu_sched_process_priority_override(struct amdgpu_device *adev,
int fd,
int32_t priority)
{
struct fd f = fdget(fd);
struct amdgpu_fpriv *fpriv;
struct amdgpu_ctx *ctx;
uint32_t id;
int r;
if (!f.file)
return -EINVAL;
r = amdgpu_file_to_fpriv(f.file, &fpriv);
if (r) {
fdput(f);
return r;
}
idr_for_each_entry(&fpriv->ctx_mgr.ctx_handles, ctx, id)
amdgpu_ctx_priority_override(ctx, priority);
fdput(f);
return 0;
}
static int amdgpu_sched_context_priority_override(struct amdgpu_device *adev,
int fd,
unsigned ctx_id,
int32_t priority)
{
struct fd f = fdget(fd);
struct amdgpu_fpriv *fpriv;
struct amdgpu_ctx *ctx;
int r;
if (!f.file)
return -EINVAL;
r = amdgpu_file_to_fpriv(f.file, &fpriv);
if (r) {
fdput(f);
return r;
}
ctx = amdgpu_ctx_get(fpriv, ctx_id);
if (!ctx) {
fdput(f);
return -EINVAL;
}
amdgpu_ctx_priority_override(ctx, priority);
amdgpu_ctx_put(ctx);
fdput(f);
return 0;
}
int amdgpu_sched_ioctl(struct drm_device *dev, void *data,
struct drm_file *filp)
{
union drm_amdgpu_sched *args = data;
struct amdgpu_device *adev = drm_to_adev(dev);
int r;
/* First check the op, then the op's argument.
*/
switch (args->in.op) {
case AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE:
case AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE:
break;
default:
DRM_ERROR("Invalid sched op specified: %d\n", args->in.op);
return -EINVAL;
}
if (!amdgpu_ctx_priority_is_valid(args->in.priority)) {
WARN(1, "Invalid context priority %d\n", args->in.priority);
return -EINVAL;
}
switch (args->in.op) {
case AMDGPU_SCHED_OP_PROCESS_PRIORITY_OVERRIDE:
r = amdgpu_sched_process_priority_override(adev,
args->in.fd,
args->in.priority);
break;
case AMDGPU_SCHED_OP_CONTEXT_PRIORITY_OVERRIDE:
r = amdgpu_sched_context_priority_override(adev,
args->in.fd,
args->in.ctx_id,
args->in.priority);
break;
default:
/* Impossible.
*/
r = -EINVAL;
break;
}
return r;
}