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On Wed, Nov 8, 2023 at 1:42 PM Alex Deucher <alexander.deucher@xxxxxxx> wrote:
>
> We need kernel scheduling entities to deal with handle clean up
> if apps are not cleaned up properly. With commit 56e449603f0ac5
> ("drm/sched: Convert the GPU scheduler to variable number of run-queues")
> the scheduler entities have to be created after scheduler init, so
> change the ordering to fix this.
>
> v2: Leave logic in UVD and VCE code
>
> Fixes: 56e449603f0ac5 ("drm/sched: Convert the GPU scheduler to variable number of run-queues")
> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
> Cc: ltuikov89@xxxxxxxxx
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 12 +++++++++++
> drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 22 ++++++++++----------
> drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 24 +++++++++++-----------
> drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h | 2 +-
> drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c | 2 --
> drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 2 --
> drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 2 --
> drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 2 --
> drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 4 ----
> drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 2 --
> drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 2 --
> drivers/gpu/drm/amd/amdgpu/vce_v4_0.c | 5 -----
> 13 files changed, 37 insertions(+), 46 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 43a95feba884..03e669c34033 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -2499,6 +2499,18 @@ static int amdgpu_device_init_schedulers(struct amdgpu_device *adev)
> ring->name);
> return r;
> }
> + r = amdgpu_uvd_entity_init(adev, ring);
> + if (r) {
> + DRM_ERROR("Failed to create UVD scheduling entity on ring %s.\n",
> + ring->name);
> + return r;
> + }
> + r = amdgpu_vce_entity_init(adev, ring);
> + if (r) {
> + DRM_ERROR("Failed to create VCE scheduling entity on ring %s.\n",
> + ring->name);
> + return r;
> + }
> }
>
> amdgpu_xcp_update_partition_sched_list(adev);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> index 815b7c34ed33..65949cc7abb9 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
> @@ -399,20 +399,20 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev)
> *
> * @adev: amdgpu_device pointer
> *
> + * Initialize the entity used for handle management in the kernel driver.
> */
> -int amdgpu_uvd_entity_init(struct amdgpu_device *adev)
> +int amdgpu_uvd_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring)
> {
> - struct amdgpu_ring *ring;
> - struct drm_gpu_scheduler *sched;
> - int r;
> + if (ring == &adev->uvd.inst[0].ring) {
> + struct drm_gpu_scheduler *sched = &ring->sched;
> + int r;
>
> - ring = &adev->uvd.inst[0].ring;
> - sched = &ring->sched;
> - r = drm_sched_entity_init(&adev->uvd.entity, DRM_SCHED_PRIORITY_NORMAL,
> - &sched, 1, NULL);
> - if (r) {
> - DRM_ERROR("Failed setting up UVD kernel entity.\n");
> - return r;
> + r = drm_sched_entity_init(&adev->uvd.entity, DRM_SCHED_PRIORITY_NORMAL,
> + &sched, 1, NULL);
> + if (r) {
> + DRM_ERROR("Failed setting up UVD kernel entity.\n");
> + return r;
> + }
> }
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
> index a9f342537c68..9dfad2f48ef4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
> @@ -73,7 +73,7 @@ struct amdgpu_uvd {
>
> int amdgpu_uvd_sw_init(struct amdgpu_device *adev);
> int amdgpu_uvd_sw_fini(struct amdgpu_device *adev);
> -int amdgpu_uvd_entity_init(struct amdgpu_device *adev);
> +int amdgpu_uvd_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring);
> int amdgpu_uvd_prepare_suspend(struct amdgpu_device *adev);
> int amdgpu_uvd_suspend(struct amdgpu_device *adev);
> int amdgpu_uvd_resume(struct amdgpu_device *adev);
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> index 1904edf68407..0954447f689d 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
> @@ -231,20 +231,20 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev)
> *
> * @adev: amdgpu_device pointer
> *
> + * Initialize the entity used for handle management in the kernel driver.
> */
> -int amdgpu_vce_entity_init(struct amdgpu_device *adev)
> +int amdgpu_vce_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring)
> {
> - struct amdgpu_ring *ring;
> - struct drm_gpu_scheduler *sched;
> - int r;
> -
> - ring = &adev->vce.ring[0];
> - sched = &ring->sched;
> - r = drm_sched_entity_init(&adev->vce.entity, DRM_SCHED_PRIORITY_NORMAL,
> - &sched, 1, NULL);
> - if (r != 0) {
> - DRM_ERROR("Failed setting up VCE run queue.\n");
> - return r;
> + if (ring == &adev->vce.ring[0]) {
> + struct drm_gpu_scheduler *sched = &ring->sched;
> + int r;
> +
> + r = drm_sched_entity_init(&adev->vce.entity, DRM_SCHED_PRIORITY_NORMAL,
> + &sched, 1, NULL);
> + if (r != 0) {
> + DRM_ERROR("Failed setting up VCE run queue.\n");
> + return r;
> + }
> }
>
> return 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
> index ea680fc9a6c3..6e53f872d084 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h
> @@ -55,7 +55,7 @@ struct amdgpu_vce {
>
> int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size);
> int amdgpu_vce_sw_fini(struct amdgpu_device *adev);
> -int amdgpu_vce_entity_init(struct amdgpu_device *adev);
> +int amdgpu_vce_entity_init(struct amdgpu_device *adev, struct amdgpu_ring *ring);
> int amdgpu_vce_suspend(struct amdgpu_device *adev);
> int amdgpu_vce_resume(struct amdgpu_device *adev);
> void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp);
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c b/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
> index 58a8f78c003c..a6006f231c65 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v3_1.c
> @@ -577,8 +577,6 @@ static int uvd_v3_1_sw_init(void *handle)
> ptr += ucode_len;
> memcpy(&adev->uvd.keyselect, ptr, 4);
>
> - r = amdgpu_uvd_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
> index d3b1e31f5450..1aa09ad7bbe3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
> @@ -127,8 +127,6 @@ static int uvd_v4_2_sw_init(void *handle)
> if (r)
> return r;
>
> - r = amdgpu_uvd_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c
> index 5a8116437abf..f8b229b75435 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c
> @@ -125,8 +125,6 @@ static int uvd_v5_0_sw_init(void *handle)
> if (r)
> return r;
>
> - r = amdgpu_uvd_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> index 74c09230aeb3..a9a6880f44e3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
> @@ -432,8 +432,6 @@ static int uvd_v6_0_sw_init(void *handle)
> }
> }
>
> - r = amdgpu_uvd_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> index 1c42cf10cc29..6068b784dc69 100644
> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
> @@ -480,10 +480,6 @@ static int uvd_v7_0_sw_init(void *handle)
> if (r)
> return r;
>
> - r = amdgpu_uvd_entity_init(adev);
> - if (r)
> - return r;
> -
> r = amdgpu_virt_alloc_mm_table(adev);
> if (r)
> return r;
> diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> index 67eb01fef789..a08e7abca423 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c
> @@ -441,8 +441,6 @@ static int vce_v2_0_sw_init(void *handle)
> return r;
> }
>
> - r = amdgpu_vce_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> index 18f6e62af339..f4760748d349 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
> @@ -450,8 +450,6 @@ static int vce_v3_0_sw_init(void *handle)
> return r;
> }
>
> - r = amdgpu_vce_entity_init(adev);
> -
> return r;
> }
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
> index e0b70cd3b697..06d787385ad4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c
> @@ -486,11 +486,6 @@ static int vce_v4_0_sw_init(void *handle)
> return r;
> }
>
> -
> - r = amdgpu_vce_entity_init(adev);
> - if (r)
> - return r;
> -
> r = amdgpu_virt_alloc_mm_table(adev);
> if (r)
> return r;
> --
> 2.41.0
>
