Just did so.
Sorry for the delay yesterday was a holiday here and well you know how
long it takes to catch up on mails :)
Christian.
Am 11.05.2018 um 16:09 schrieb Alex Deucher:
> Are you going to push this or should I?
>
> Alex
>
> On Tue, May 8, 2018 at 11:46 AM, Deucher, Alexander
> <Alexander.Deucher at amd.com> wrote:
>> Acked-by: Alex Deucher <alexander.deucher at amd.com>
>>
>> ________________________________
>> From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Christian
>> König <ckoenig.leichtzumerken at gmail.com>
>> Sent: Tuesday, May 8, 2018 6:30:06 AM
>> To: amd-gfx at lists.freedesktop.org
>> Subject: [PATCH] drm/amdgpu: add HDP flush dummy for UVD 6/7
>>
>> The UVD firmware doesn't seem to like the HDP flush here.
>>
>> This worked for years without HDP flush, so just skip it.
>>
>> Signed-off-by: Christian König <christian.koenig at amd.com>
>> ---
>> drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 16 ++++++++++++++--
>> drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c | 13 ++++++++++++-
>> 2 files changed, 26 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
>> b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
>> index 6d3359889c0b..8041b26a7a21 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
>> @@ -963,6 +963,16 @@ static void uvd_v6_0_enc_ring_emit_fence(struct
>> amdgpu_ring *ring, u64 addr,
>> amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
>> }
>>
>> +/**
>> + * uvd_v6_0_ring_emit_hdp_flush - skip HDP flushing
>> + *
>> + * @ring: amdgpu_ring pointer
>> + */
>> +static void uvd_v6_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
>> +{
>> + /* The firmware doesn't seem to like touching registers at this
>> point. */
>> +}
>> +
>> /**
>> * uvd_v6_0_ring_test_ring - register write test
>> *
>> @@ -1528,12 +1538,13 @@ static const struct amdgpu_ring_funcs
>> uvd_v6_0_ring_phys_funcs = {
>> .set_wptr = uvd_v6_0_ring_set_wptr,
>> .parse_cs = amdgpu_uvd_ring_parse_cs,
>> .emit_frame_size =
>> - 6 + 6 + /* hdp flush / invalidate */
>> + 6 + /* hdp invalidate */
>> 10 + /* uvd_v6_0_ring_emit_pipeline_sync */
>> 14, /* uvd_v6_0_ring_emit_fence x1 no user fence */
>> .emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */
>> .emit_ib = uvd_v6_0_ring_emit_ib,
>> .emit_fence = uvd_v6_0_ring_emit_fence,
>> + .emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
>> .test_ring = uvd_v6_0_ring_test_ring,
>> .test_ib = amdgpu_uvd_ring_test_ib,
>> .insert_nop = amdgpu_ring_insert_nop,
>> @@ -1552,7 +1563,7 @@ static const struct amdgpu_ring_funcs
>> uvd_v6_0_ring_vm_funcs = {
>> .get_wptr = uvd_v6_0_ring_get_wptr,
>> .set_wptr = uvd_v6_0_ring_set_wptr,
>> .emit_frame_size =
>> - 6 + 6 + /* hdp flush / invalidate */
>> + 6 + /* hdp invalidate */
>> 10 + /* uvd_v6_0_ring_emit_pipeline_sync */
>> VI_FLUSH_GPU_TLB_NUM_WREG * 6 + 8 + /*
>> uvd_v6_0_ring_emit_vm_flush */
>> 14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */
>> @@ -1561,6 +1572,7 @@ static const struct amdgpu_ring_funcs
>> uvd_v6_0_ring_vm_funcs = {
>> .emit_fence = uvd_v6_0_ring_emit_fence,
>> .emit_vm_flush = uvd_v6_0_ring_emit_vm_flush,
>> .emit_pipeline_sync = uvd_v6_0_ring_emit_pipeline_sync,
>> + .emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush,
>> .test_ring = uvd_v6_0_ring_test_ring,
>> .test_ib = amdgpu_uvd_ring_test_ib,
>> .insert_nop = amdgpu_ring_insert_nop,
>> diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
>> b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
>> index 2251db4048f5..b0de1e04093b 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v7_0.c
>> @@ -1135,6 +1135,16 @@ static void uvd_v7_0_enc_ring_emit_fence(struct
>> amdgpu_ring *ring, u64 addr,
>> amdgpu_ring_write(ring, HEVC_ENC_CMD_TRAP);
>> }
>>
>> +/**
>> + * uvd_v7_0_ring_emit_hdp_flush - skip HDP flushing
>> + *
>> + * @ring: amdgpu_ring pointer
>> + */
>> +static void uvd_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
>> +{
>> + /* The firmware doesn't seem to like touching registers at this
>> point. */
>> +}
>> +
>> /**
>> * uvd_v7_0_ring_test_ring - register write test
>> *
>> @@ -1654,7 +1664,7 @@ static const struct amdgpu_ring_funcs
>> uvd_v7_0_ring_vm_funcs = {
>> .get_wptr = uvd_v7_0_ring_get_wptr,
>> .set_wptr = uvd_v7_0_ring_set_wptr,
>> .emit_frame_size =
>> - 6 + 6 + /* hdp flush / invalidate */
>> + 6 + /* hdp invalidate */
>> SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
>> SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
>> 8 + /* uvd_v7_0_ring_emit_vm_flush */
>> @@ -1663,6 +1673,7 @@ static const struct amdgpu_ring_funcs
>> uvd_v7_0_ring_vm_funcs = {
>> .emit_ib = uvd_v7_0_ring_emit_ib,
>> .emit_fence = uvd_v7_0_ring_emit_fence,
>> .emit_vm_flush = uvd_v7_0_ring_emit_vm_flush,
>> + .emit_hdp_flush = uvd_v7_0_ring_emit_hdp_flush,
>> .test_ring = uvd_v7_0_ring_test_ring,
>> .test_ib = amdgpu_uvd_ring_test_ib,
>> .insert_nop = uvd_v7_0_ring_insert_nop,
>> --
>> 2.14.1
>>
>> _______________________________________________
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>> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>>
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