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drm/amdgpu: cleanup instance limit on VCN4 v4 

Similar to what we did for VCN3 use the job instead of the parser
entity. Cleanup the coding style quite a bit as well.

v2: merge improved application check into this patch
v3: finally fix the check
v4: limit to the correct engine

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2022-07-21 11:52:35 +02:00 committed by Alex Deucher
parent 16fb4dca95
commit c05d789fed
1 changed files with 23 additions and 19 deletions
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42
drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
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@ -1591,21 +1591,23 @@ static void vcn_v4_0_unified_ring_set_wptr(struct amdgpu_ring *ring)
}
}
static int vcn_v4_0_limit_sched(struct amdgpu_cs_parser *p)
static int vcn_v4_0_limit_sched(struct amdgpu_cs_parser *p,
struct amdgpu_job *job)
{
struct drm_gpu_scheduler **scheds;
/* The create msg must be in the first IB submitted */
if (atomic_read(&p->entity->fence_seq))
if (atomic_read(&job->base.entity->fence_seq))
return -EINVAL;
scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_ENC]
[AMDGPU_RING_PRIO_0].sched;
drm_sched_entity_modify_sched(p->entity, scheds, 1);
drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
return 0;
}
static int vcn_v4_0_dec_msg(struct amdgpu_cs_parser *p, uint64_t addr)
static int vcn_v4_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
uint64_t addr)
{
struct ttm_operation_ctx ctx = { false, false };
struct amdgpu_bo_va_mapping *map;
@ -1676,7 +1678,7 @@ static int vcn_v4_0_dec_msg(struct amdgpu_cs_parser *p, uint64_t addr)
if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
continue;
r = vcn_v4_0_limit_sched(p);
r = vcn_v4_0_limit_sched(p, job);
if (r)
goto out;
}
@ -1689,32 +1691,34 @@ out:
#define RADEON_VCN_ENGINE_TYPE_DECODE (0x00000003)
static int vcn_v4_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
struct amdgpu_job *job,
struct amdgpu_ib *ib)
struct amdgpu_job *job,
struct amdgpu_ib *ib)
{
struct amdgpu_ring *ring = to_amdgpu_ring(p->entity->rq->sched);
struct amdgpu_vcn_decode_buffer *decode_buffer = NULL;
struct amdgpu_ring *ring = amdgpu_job_ring(job);
struct amdgpu_vcn_decode_buffer *decode_buffer;
uint64_t addr;
uint32_t val;
int r = 0;
/* The first instance can decode anything */
if (!ring->me)
return r;
return 0;
/* unified queue ib header has 8 double words. */
if (ib->length_dw < 8)
return r;
return 0;
val = amdgpu_ib_get_value(ib, 6); //RADEON_VCN_ENGINE_TYPE
if (val != RADEON_VCN_ENGINE_TYPE_DECODE)
return 0;
if (val == RADEON_VCN_ENGINE_TYPE_DECODE) {
decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[10];
decode_buffer = (struct amdgpu_vcn_decode_buffer *)&ib->ptr[10];
if (decode_buffer->valid_buf_flag & 0x1)
r = vcn_v4_0_dec_msg(p, ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
decode_buffer->msg_buffer_address_lo);
}
return r;
if (!(decode_buffer->valid_buf_flag & 0x1))
return 0;
addr = ((u64)decode_buffer->msg_buffer_address_hi) << 32 |
decode_buffer->msg_buffer_address_lo;
return vcn_v4_0_dec_msg(p, job, addr);
}
static const struct amdgpu_ring_funcs vcn_v4_0_unified_ring_vm_funcs = {