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Revert "drm/scheduler: Job timeout handler returns status (v3)" 

This reverts commit c10983e14e.

This commit is not meant for drm-misc-next-fixes, and was accidentally
cherry picked over.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
This commit is contained in:
Maarten Lankhorst 2021-02-10 14:24:39 +01:00
parent 4b8878eefa
commit e2183fb135
7 changed files with 28 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/amd/amdgpu/amdgpu_job.c
View File

@ -28,7 +28,7 @@
#include "amdgpu.h"
#include "amdgpu_trace.h"
static enum drm_gpu_sched_stat amdgpu_job_timedout(struct drm_sched_job *s_job)
static void amdgpu_job_timedout(struct drm_sched_job *s_job)
{
struct amdgpu_ring *ring = to_amdgpu_ring(s_job->sched);
struct amdgpu_job *job = to_amdgpu_job(s_job);
@ -41,7 +41,7 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct drm_sched_job *s_job)
amdgpu_ring_soft_recovery(ring, job->vmid, s_job->s_fence->parent)) {
DRM_ERROR("ring %s timeout, but soft recovered\n",
s_job->sched->name);
return DRM_GPU_SCHED_STAT_NOMINAL;
return;
}
amdgpu_vm_get_task_info(ring->adev, job->pasid, &ti);
@ -53,12 +53,10 @@ static enum drm_gpu_sched_stat amdgpu_job_timedout(struct drm_sched_job *s_job)
if (amdgpu_device_should_recover_gpu(ring->adev)) {
amdgpu_device_gpu_recover(ring->adev, job);
return DRM_GPU_SCHED_STAT_NOMINAL;
} else {
drm_sched_suspend_timeout(&ring->sched);
if (amdgpu_sriov_vf(adev))
adev->virt.tdr_debug = true;
return DRM_GPU_SCHED_STAT_NOMINAL;
}
}

7
drivers/gpu/drm/etnaviv/etnaviv_sched.c
View File

@ -82,8 +82,7 @@ static struct dma_fence *etnaviv_sched_run_job(struct drm_sched_job *sched_job)
return fence;
}
static enum drm_gpu_sched_stat etnaviv_sched_timedout_job(struct drm_sched_job
*sched_job)
static void etnaviv_sched_timedout_job(struct drm_sched_job *sched_job)
{
struct etnaviv_gem_submit *submit = to_etnaviv_submit(sched_job);
struct etnaviv_gpu *gpu = submit->gpu;
@ -121,13 +120,9 @@ static enum drm_gpu_sched_stat etnaviv_sched_timedout_job(struct drm_sched_job
drm_sched_resubmit_jobs(&gpu->sched);
drm_sched_start(&gpu->sched, true);
return DRM_GPU_SCHED_STAT_NOMINAL;
out_no_timeout:
/* restart scheduler after GPU is usable again */
drm_sched_start(&gpu->sched, true);
return DRM_GPU_SCHED_STAT_NOMINAL;
}
static void etnaviv_sched_free_job(struct drm_sched_job *sched_job)

4
drivers/gpu/drm/lima/lima_sched.c
View File

@ -415,7 +415,7 @@ out:
mutex_unlock(&dev->error_task_list_lock);
}
static enum drm_gpu_sched_stat lima_sched_timedout_job(struct drm_sched_job *job)
static void lima_sched_timedout_job(struct drm_sched_job *job)
{
struct lima_sched_pipe *pipe = to_lima_pipe(job->sched);
struct lima_sched_task *task = to_lima_task(job);
@ -449,8 +449,6 @@ static enum drm_gpu_sched_stat lima_sched_timedout_job(struct drm_sched_job *job
drm_sched_resubmit_jobs(&pipe->base);
drm_sched_start(&pipe->base, true);
return DRM_GPU_SCHED_STAT_NOMINAL;
}
static void lima_sched_free_job(struct drm_sched_job *job)

9
drivers/gpu/drm/panfrost/panfrost_job.c
View File

@ -432,8 +432,7 @@ static void panfrost_scheduler_start(struct panfrost_queue_state *queue)
mutex_unlock(&queue->lock);
}
static enum drm_gpu_sched_stat panfrost_job_timedout(struct drm_sched_job
*sched_job)
static void panfrost_job_timedout(struct drm_sched_job *sched_job)
{
struct panfrost_job *job = to_panfrost_job(sched_job);
struct panfrost_device *pfdev = job->pfdev;
@ -444,7 +443,7 @@ static enum drm_gpu_sched_stat panfrost_job_timedout(struct drm_sched_job
* spurious. Bail out.
*/
if (dma_fence_is_signaled(job->done_fence))
return DRM_GPU_SCHED_STAT_NOMINAL;
return;
dev_err(pfdev->dev, "gpu sched timeout, js=%d, config=0x%x, status=0x%x, head=0x%x, tail=0x%x, sched_job=%p",
js,
@ -456,13 +455,11 @@ static enum drm_gpu_sched_stat panfrost_job_timedout(struct drm_sched_job
/* Scheduler is already stopped, nothing to do. */
if (!panfrost_scheduler_stop(&pfdev->js->queue[js], sched_job))
return DRM_GPU_SCHED_STAT_NOMINAL;
return;
/* Schedule a reset if there's no reset in progress. */
if (!atomic_xchg(&pfdev->reset.pending, 1))
schedule_work(&pfdev->reset.work);
return DRM_GPU_SCHED_STAT_NOMINAL;
}
static const struct drm_sched_backend_ops panfrost_sched_ops = {

4
drivers/gpu/drm/scheduler/sched_main.c
View File

@ -527,7 +527,7 @@ void drm_sched_start(struct drm_gpu_scheduler *sched, bool full_recovery)
EXPORT_SYMBOL(drm_sched_start);
/**
* drm_sched_resubmit_jobs - helper to relaunch jobs from the pending list
* drm_sched_resubmit_jobs - helper to relunch job from pending ring list
*
* @sched: scheduler instance
*
@ -561,6 +561,8 @@ void drm_sched_resubmit_jobs(struct drm_gpu_scheduler *sched)
} else {
s_job->s_fence->parent = fence;
}
}
}
EXPORT_SYMBOL(drm_sched_resubmit_jobs);

32
drivers/gpu/drm/v3d/v3d_sched.c
View File

@ -259,7 +259,7 @@ v3d_cache_clean_job_run(struct drm_sched_job *sched_job)
return NULL;
}
static enum drm_gpu_sched_status
static void
v3d_gpu_reset_for_timeout(struct v3d_dev *v3d, struct drm_sched_job *sched_job)
{
enum v3d_queue q;
@ -285,8 +285,6 @@ v3d_gpu_reset_for_timeout(struct v3d_dev *v3d, struct drm_sched_job *sched_job)
}
mutex_unlock(&v3d->reset_lock);
return DRM_GPU_SCHED_STAT_NOMINAL;
}
/* If the current address or return address have changed, then the GPU
@ -294,7 +292,7 @@ v3d_gpu_reset_for_timeout(struct v3d_dev *v3d, struct drm_sched_job *sched_job)
* could fail if the GPU got in an infinite loop in the CL, but that
* is pretty unlikely outside of an i-g-t testcase.
*/
static enum drm_task_status
static void
v3d_cl_job_timedout(struct drm_sched_job *sched_job, enum v3d_queue q,
u32 *timedout_ctca, u32 *timedout_ctra)
{
@ -306,39 +304,39 @@ v3d_cl_job_timedout(struct drm_sched_job *sched_job, enum v3d_queue q,
if (*timedout_ctca != ctca || *timedout_ctra != ctra) {
*timedout_ctca = ctca;
*timedout_ctra = ctra;
return DRM_GPU_SCHED_STAT_NOMINAL;
return;
}
return v3d_gpu_reset_for_timeout(v3d, sched_job);
v3d_gpu_reset_for_timeout(v3d, sched_job);
}
static enum drm_task_status
static void
v3d_bin_job_timedout(struct drm_sched_job *sched_job)
{
struct v3d_bin_job *job = to_bin_job(sched_job);
return v3d_cl_job_timedout(sched_job, V3D_BIN,
&job->timedout_ctca, &job->timedout_ctra);
v3d_cl_job_timedout(sched_job, V3D_BIN,
&job->timedout_ctca, &job->timedout_ctra);
}
static enum drm_task_status
static void
v3d_render_job_timedout(struct drm_sched_job *sched_job)
{
struct v3d_render_job *job = to_render_job(sched_job);
return v3d_cl_job_timedout(sched_job, V3D_RENDER,
&job->timedout_ctca, &job->timedout_ctra);
v3d_cl_job_timedout(sched_job, V3D_RENDER,
&job->timedout_ctca, &job->timedout_ctra);
}
static enum drm_task_status
static void
v3d_generic_job_timedout(struct drm_sched_job *sched_job)
{
struct v3d_job *job = to_v3d_job(sched_job);
return v3d_gpu_reset_for_timeout(job->v3d, sched_job);
v3d_gpu_reset_for_timeout(job->v3d, sched_job);
}
static enum drm_task_status
static void
v3d_csd_job_timedout(struct drm_sched_job *sched_job)
{
struct v3d_csd_job *job = to_csd_job(sched_job);
@ -350,10 +348,10 @@ v3d_csd_job_timedout(struct drm_sched_job *sched_job)
*/
if (job->timedout_batches != batches) {
job->timedout_batches = batches;
return DRM_GPU_SCHED_STAT_NOMINAL;
return;
}
return v3d_gpu_reset_for_timeout(v3d, sched_job);
v3d_gpu_reset_for_timeout(v3d, sched_job);
}
static const struct drm_sched_backend_ops v3d_bin_sched_ops = {

18
include/drm/gpu_scheduler.h
View File

@ -206,12 +206,6 @@ static inline bool drm_sched_invalidate_job(struct drm_sched_job *s_job,
return s_job && atomic_inc_return(&s_job->karma) > threshold;
}
enum drm_gpu_sched_stat {
DRM_GPU_SCHED_STAT_NONE, /* Reserve 0 */
DRM_GPU_SCHED_STAT_NOMINAL,
DRM_GPU_SCHED_STAT_ENODEV,
};
/**
* struct drm_sched_backend_ops
*
@ -236,16 +230,10 @@ struct drm_sched_backend_ops {
struct dma_fence *(*run_job)(struct drm_sched_job *sched_job);
/**
* @timedout_job: Called when a job has taken too long to execute,
* to trigger GPU recovery.
*
* Return DRM_GPU_SCHED_STAT_NOMINAL, when all is normal,
* and the underlying driver has started or completed recovery.
*
* Return DRM_GPU_SCHED_STAT_ENODEV, if the device is no longer
* available, i.e. has been unplugged.
* @timedout_job: Called when a job has taken too long to execute,
* to trigger GPU recovery.
*/
enum drm_gpu_sched_stat (*timedout_job)(struct drm_sched_job *sched_job);
void (*timedout_job)(struct drm_sched_job *sched_job);
/**
* @free_job: Called once the job's finished fence has been signaled