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-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c15
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c12
-rw-r--r--drivers/gpu/drm/msm/adreno/adreno_device.c6
-rw-r--r--drivers/gpu/drm/scheduler/sched_main.c39
-rw-r--r--include/drm/gpu_scheduler.h3
6 files changed, 59 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
index 625db444df1c..10d56979fe3b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c
@@ -290,7 +290,7 @@ static int suspend_resume_compute_scheduler(struct amdgpu_device *adev, bool sus
for (i = 0; i < adev->gfx.num_compute_rings; i++) {
struct amdgpu_ring *ring = &adev->gfx.compute_ring[i];
- if (!(ring && ring->sched.thread))
+ if (!(ring && drm_sched_wqueue_ready(&ring->sched)))
continue;
/* stop secheduler and drain ring. */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index a4faea4fa0b5..a4c0bb358db7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -1659,9 +1659,9 @@ static int amdgpu_debugfs_test_ib_show(struct seq_file *m, void *unused)
for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
- kthread_park(ring->sched.thread);
+ drm_sched_wqueue_stop(&ring->sched);
}
seq_puts(m, "run ib test:\n");
@@ -1675,9 +1675,9 @@ static int amdgpu_debugfs_test_ib_show(struct seq_file *m, void *unused)
for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
- kthread_unpark(ring->sched.thread);
+ drm_sched_wqueue_start(&ring->sched);
}
up_write(&adev->reset_domain->sem);
@@ -1897,7 +1897,8 @@ static int amdgpu_debugfs_ib_preempt(void *data, u64 val)
ring = adev->rings[val];
- if (!ring || !ring->funcs->preempt_ib || !ring->sched.thread)
+ if (!ring || !ring->funcs->preempt_ib ||
+ !drm_sched_wqueue_ready(&ring->sched))
return -EINVAL;
/* the last preemption failed */
@@ -1915,7 +1916,7 @@ static int amdgpu_debugfs_ib_preempt(void *data, u64 val)
goto pro_end;
/* stop the scheduler */
- kthread_park(ring->sched.thread);
+ drm_sched_wqueue_stop(&ring->sched);
/* preempt the IB */
r = amdgpu_ring_preempt_ib(ring);
@@ -1949,7 +1950,7 @@ static int amdgpu_debugfs_ib_preempt(void *data, u64 val)
failure:
/* restart the scheduler */
- kthread_unpark(ring->sched.thread);
+ drm_sched_wqueue_start(&ring->sched);
up_read(&adev->reset_domain->sem);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 19b539cab7fe..a7f7afcb2bf0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -4601,7 +4601,7 @@ bool amdgpu_device_has_job_running(struct amdgpu_device *adev)
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
spin_lock(&ring->sched.job_list_lock);
@@ -4740,7 +4740,7 @@ int amdgpu_device_pre_asic_reset(struct amdgpu_device *adev,
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
/* Clear job fence from fence drv to avoid force_completion
@@ -5282,7 +5282,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = tmp_adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
drm_sched_stop(&ring->sched, job ? &job->base : NULL);
@@ -5357,7 +5357,7 @@ skip_hw_reset:
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = tmp_adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
drm_sched_start(&ring->sched, true);
@@ -5683,7 +5683,7 @@ pci_ers_result_t amdgpu_pci_error_detected(struct pci_dev *pdev, pci_channel_sta
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
drm_sched_stop(&ring->sched, NULL);
@@ -5811,7 +5811,7 @@ void amdgpu_pci_resume(struct pci_dev *pdev)
for (i = 0; i < AMDGPU_MAX_RINGS; ++i) {
struct amdgpu_ring *ring = adev->rings[i];
- if (!ring || !ring->sched.thread)
+ if (!ring || !drm_sched_wqueue_ready(&ring->sched))
continue;
drm_sched_start(&ring->sched, true);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index fa527935ffd4..8fa9ce3746b6 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -809,7 +809,8 @@ static void suspend_scheduler(struct msm_gpu *gpu)
*/
for (i = 0; i < gpu->nr_rings; i++) {
struct drm_gpu_scheduler *sched = &gpu->rb[i]->sched;
- kthread_park(sched->thread);
+
+ drm_sched_wqueue_stop(sched);
}
}
@@ -819,7 +820,8 @@ static void resume_scheduler(struct msm_gpu *gpu)
for (i = 0; i < gpu->nr_rings; i++) {
struct drm_gpu_scheduler *sched = &gpu->rb[i]->sched;
- kthread_unpark(sched->thread);
+
+ drm_sched_wqueue_start(sched);
}
}
diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c
index 99797a8c836a..54c1c5fe01ba 100644
--- a/drivers/gpu/drm/scheduler/sched_main.c
+++ b/drivers/gpu/drm/scheduler/sched_main.c
@@ -439,7 +439,7 @@ void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad)
{
struct drm_sched_job *s_job, *tmp;
- kthread_park(sched->thread);
+ drm_sched_wqueue_stop(sched);
/*
* Reinsert back the bad job here - now it's safe as
@@ -552,7 +552,7 @@ void drm_sched_start(struct drm_gpu_scheduler *sched, bool full_recovery)
spin_unlock(&sched->job_list_lock);
}
- kthread_unpark(sched->thread);
+ drm_sched_wqueue_start(sched);
}
EXPORT_SYMBOL(drm_sched_start);
@@ -1252,3 +1252,38 @@ void drm_sched_increase_karma(struct drm_sched_job *bad)
}
}
EXPORT_SYMBOL(drm_sched_increase_karma);
+
+/**
+ * drm_sched_wqueue_ready - Is the scheduler ready for submission
+ *
+ * @sched: scheduler instance
+ *
+ * Returns true if submission is ready
+ */
+bool drm_sched_wqueue_ready(struct drm_gpu_scheduler *sched)
+{
+ return !!sched->thread;
+}
+EXPORT_SYMBOL(drm_sched_wqueue_ready);
+
+/**
+ * drm_sched_wqueue_stop - stop scheduler submission
+ *
+ * @sched: scheduler instance
+ */
+void drm_sched_wqueue_stop(struct drm_gpu_scheduler *sched)
+{
+ kthread_park(sched->thread);
+}
+EXPORT_SYMBOL(drm_sched_wqueue_stop);
+
+/**
+ * drm_sched_wqueue_start - start scheduler submission
+ *
+ * @sched: scheduler instance
+ */
+void drm_sched_wqueue_start(struct drm_gpu_scheduler *sched)
+{
+ kthread_unpark(sched->thread);
+}
+EXPORT_SYMBOL(drm_sched_wqueue_start);
diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h
index 653e0eec9743..7e622c18d336 100644
--- a/include/drm/gpu_scheduler.h
+++ b/include/drm/gpu_scheduler.h
@@ -553,6 +553,9 @@ void drm_sched_entity_modify_sched(struct drm_sched_entity *entity,
void drm_sched_job_cleanup(struct drm_sched_job *job);
void drm_sched_wakeup_if_can_queue(struct drm_gpu_scheduler *sched);
+bool drm_sched_wqueue_ready(struct drm_gpu_scheduler *sched);
+void drm_sched_wqueue_stop(struct drm_gpu_scheduler *sched);
+void drm_sched_wqueue_start(struct drm_gpu_scheduler *sched);
void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad);
void drm_sched_start(struct drm_gpu_scheduler *sched, bool full_recovery);
void drm_sched_resubmit_jobs(struct drm_gpu_scheduler *sched);
generated by cgit (git 2.34.1) at 2024-06-26 09:09:13 +0000