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drm/amdgpu: fix scheduler timeout calc

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scheduler timeout is in jiffies
v2: move timeout check to amdgpu_device_get_job_timeout_settings after
parsing the value
v3: add lockup_timeout param check. 0: keep default value. negative:
infinity timeout.
v4: refactor codes.

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Flora Cui 2019-06-24 16:48:33 +08:00 committed by Alex Deucher
parent e5eaa7cc0c
commit 71cc9ef3f6
1 changed files with 9 additions and 4 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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@ -247,7 +247,8 @@ module_param_named(msi, amdgpu_msi, int, 0444);
* By default(with no lockup_timeout settings), the timeout for all non-compute(GFX, SDMA and Video)
* jobs is 10000. And there is no timeout enforced on compute jobs.
*/
MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: 10000 for non-compute jobs and no timeout for compute jobs), "
MODULE_PARM_DESC(lockup_timeout, "GPU lockup timeout in ms (default: 10000 for non-compute jobs and infinity timeout for compute jobs."
" 0: keep default value. negative: infinity timeout), "
"format is [Non-Compute] or [GFX,Compute,SDMA,Video]");
module_param_string(lockup_timeout, amdgpu_lockup_timeout, sizeof(amdgpu_lockup_timeout), 0444);
@ -1302,7 +1303,8 @@ int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev)
* By default timeout for non compute jobs is 10000.
* And there is no timeout enforced on compute jobs.
*/
adev->gfx_timeout = adev->sdma_timeout = adev->video_timeout = 10000;
adev->gfx_timeout = msecs_to_jiffies(10000);
adev->sdma_timeout = adev->video_timeout = adev->gfx_timeout;
adev->compute_timeout = MAX_SCHEDULE_TIMEOUT;
if (strnlen(input, AMDGPU_MAX_TIMEOUT_PARAM_LENTH)) {
@ -1312,10 +1314,13 @@ int amdgpu_device_get_job_timeout_settings(struct amdgpu_device *adev)
if (ret)
return ret;
/* Invalidate 0 and negative values */
if (timeout <= 0) {
if (timeout == 0) {
index++;
continue;
} else if (timeout < 0) {
timeout = MAX_SCHEDULE_TIMEOUT;
} else {
timeout = msecs_to_jiffies(timeout);
}
switch (index++) {