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| author |   Andrey Lebedev <andrey@lebedev.lt> | 2020-06-19 10:58:59 +0300 |
|---|---|---|
| committer |   Qiang Yu <yuq825@gmail.com> | 2020-07-13 13:47:41 +0800 |
| commit | de48984486d942d4f23e2b29374639f21042bdaa (patch) | |
| tree | a289bd76d570899e7a4833a7efa32ca5511bb1a8 /drivers/gpu/drm | |
| parent | drm/vkms: change the max cursor width/height (diff) | |
| download | linux-dev-de48984486d942d4f23e2b29374639f21042bdaa.tar.xz linux-dev-de48984486d942d4f23e2b29374639f21042bdaa.zip | |
drm/lima: Expose job_hang_limit module parameter
Some pp or gp jobs can be successfully repeated even after they time outs.
Introduce lima module parameter to specify number of times a job can hang
before being dropped.
Signed-off-by: Andrey Lebedev <andrey@lebedev.lt>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200619075900.3030696-1-andrey.lebedev@gmail.com
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/lima/lima_drv.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/lima/lima_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/lima/lima_sched.c | 5 |
3 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpu/drm/lima/lima_drv.c b/drivers/gpu/drm/lima/lima_drv.c index a831565af813..ab460121fd52 100644 --- a/drivers/gpu/drm/lima/lima_drv.c +++ b/drivers/gpu/drm/lima/lima_drv.c @@ -19,6 +19,7 @@ int lima_sched_timeout_ms; uint lima_heap_init_nr_pages = 8; uint lima_max_error_tasks; +uint lima_job_hang_limit; MODULE_PARM_DESC(sched_timeout_ms, "task run timeout in ms"); module_param_named(sched_timeout_ms, lima_sched_timeout_ms, int, 0444); @@ -29,6 +30,9 @@ module_param_named(heap_init_nr_pages, lima_heap_init_nr_pages, uint, 0444); MODULE_PARM_DESC(max_error_tasks, "max number of error tasks to save"); module_param_named(max_error_tasks, lima_max_error_tasks, uint, 0644); +MODULE_PARM_DESC(job_hang_limit, "number of times to allow a job to hang before dropping it (default 0)"); +module_param_named(job_hang_limit, lima_job_hang_limit, uint, 0444); + static int lima_ioctl_get_param(struct drm_device *dev, void *data, struct drm_file *file) { struct drm_lima_get_param *args = data; diff --git a/drivers/gpu/drm/lima/lima_drv.h b/drivers/gpu/drm/lima/lima_drv.h index fdbd4077c768..c738d288547b 100644 --- a/drivers/gpu/drm/lima/lima_drv.h +++ b/drivers/gpu/drm/lima/lima_drv.h @@ -11,6 +11,7 @@ extern int lima_sched_timeout_ms; extern uint lima_heap_init_nr_pages; extern uint lima_max_error_tasks; +extern uint lima_job_hang_limit; struct lima_vm; struct lima_bo; diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c index 64ced6d0e6cf..dc6df9e9a40d 100644 --- a/drivers/gpu/drm/lima/lima_sched.c +++ b/drivers/gpu/drm/lima/lima_sched.c @@ -503,8 +503,9 @@ int lima_sched_pipe_init(struct lima_sched_pipe *pipe, const char *name) INIT_WORK(&pipe->recover_work, lima_sched_recover_work); - return drm_sched_init(&pipe->base, &lima_sched_ops, 1, 0, - msecs_to_jiffies(timeout), name); + return drm_sched_init(&pipe->base, &lima_sched_ops, 1, + lima_job_hang_limit, msecs_to_jiffies(timeout), + name); } void lima_sched_pipe_fini(struct lima_sched_pipe *pipe) |