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drm/amdgpu: use separate scheduler entity for VCE submissions

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This allows us to remove the kernel context and use a better
priority for the submissions.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2016-02-10 17:43:00 +01:00 committed by Alex Deucher
parent ead833eced
commit c594989cc0
2 changed files with 16 additions and 1 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -1669,6 +1669,7 @@ struct amdgpu_vce {
struct amdgpu_ring ring[AMDGPU_MAX_VCE_RINGS];
struct amdgpu_irq_src irq;
unsigned harvest_config;
struct amd_sched_entity entity;
};
/*

16
drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c
View File

@ -74,6 +74,8 @@ static void amdgpu_vce_idle_work_handler(struct work_struct *work);
*/
int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
{
struct amdgpu_ring *ring;
struct amd_sched_rq *rq;
const char *fw_name;
const struct common_firmware_header *hdr;
unsigned ucode_version, version_major, version_minor, binary_id;
@ -170,6 +172,16 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size)
return r;
}
ring = &adev->vce.ring[0];
rq = &ring->sched.sched_rq[AMD_SCHED_PRIORITY_NORMAL];
r = amd_sched_entity_init(&ring->sched, &adev->vce.entity,
rq, amdgpu_sched_jobs);
if (r != 0) {
DRM_ERROR("Failed setting up VCE run queue.\n");
return r;
}
for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) {
atomic_set(&adev->vce.handles[i], 0);
adev->vce.filp[i] = NULL;
@ -190,6 +202,8 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev)
if (adev->vce.vcpu_bo == NULL)
return 0;
amd_sched_entity_fini(&adev->vce.ring[0].sched, &adev->vce.entity);
amdgpu_bo_unref(&adev->vce.vcpu_bo);
amdgpu_ring_fini(&adev->vce.ring[0]);
@ -481,7 +495,7 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
amdgpu_job_free(job);
} else {
r = amdgpu_job_submit(job, ring, NULL,
r = amdgpu_job_submit(job, ring, &ring->adev->vce.entity,
AMDGPU_FENCE_OWNER_UNDEFINED, &f);
if (r)
goto err;