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drm/amdgpu: Program gds backup address as zero if no gds allocated 

It is firmware requirement to set gds_backup_addrlo and gds_backup_addrhi
of DE meta both zero if no gds partition is allocated for the frame.

Signed-off-by: Jiadong Zhu <Jiadong.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jiadong Zhu 2023-05-24 16:51:32 +08:00 committed by Alex Deucher
parent b7941e2fef
commit cfdce59417
1 changed files with 8 additions and 5 deletions
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13
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -765,7 +765,7 @@ static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev);
static int gfx_v9_0_get_cu_info(struct amdgpu_device *adev,
struct amdgpu_cu_info *cu_info);
static uint64_t gfx_v9_0_get_gpu_clock_counter(struct amdgpu_device *adev);
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume);
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume, bool usegds);
static u64 gfx_v9_0_ring_get_rptr_compute(struct amdgpu_ring *ring);
static void gfx_v9_0_query_ras_error_count(struct amdgpu_device *adev,
void *ras_error_status);
@ -5158,7 +5158,8 @@ static void gfx_v9_0_ring_emit_ib_gfx(struct amdgpu_ring *ring,
gfx_v9_0_ring_emit_de_meta(ring,
(!amdgpu_sriov_vf(ring->adev) &&
flags & AMDGPU_IB_PREEMPTED) ?
true : false);
true : false,
job->gds_size > 0 && job->gds_base != 0);
}
amdgpu_ring_write(ring, header);
@ -5433,7 +5434,7 @@ static int gfx_v9_0_ring_preempt_ib(struct amdgpu_ring *ring)
return r;
}
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume)
static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume, bool usegds)
{
struct amdgpu_device *adev = ring->adev;
struct v9_de_ib_state de_payload = {0};
@ -5464,8 +5465,10 @@ static void gfx_v9_0_ring_emit_de_meta(struct amdgpu_ring *ring, bool resume)
PAGE_SIZE);
}
de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
if (usegds) {
de_payload.gds_backup_addrlo = lower_32_bits(gds_addr);
de_payload.gds_backup_addrhi = upper_32_bits(gds_addr);
}
cnt = (sizeof(de_payload) >> 2) + 4 - 2;
amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, cnt));