[PATCH 1/3] drm/amdgpu/sdma: set sched.ready status after ring/IB test in sdma

Christian König christian.koenig at amd.com
Wed May 31 06:39:08 UTC 2023


If you haven't already pushed it: Reviewed-by: Christian König 
<christian.koenig at amd.com> for the entire series.

Thanks for looking into that,
Christian.

Am 22.05.23 um 16:47 schrieb Alex Deucher:
> Series is:
> Acked-by: Alex Deucher <alexander.deucher at amd.com>
>
> On Thu, May 18, 2023 at 3:04 AM Guchun Chen <guchun.chen at amd.com> wrote:
>> sched.ready is nothing with ring initialization, it needs to set
>> to be true after ring/IB test in amdgpu_ring_test_helper to tell
>> the ring is ready for submission.
>>
>> Signed-off-by: Guchun Chen <guchun.chen at amd.com>
>> ---
>>   drivers/gpu/drm/amd/amdgpu/cik_sdma.c    | 2 --
>>   drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c   | 2 --
>>   drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c   | 2 --
>>   drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c   | 4 ----
>>   drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c | 4 ----
>>   drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c   | 2 --
>>   drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c   | 4 ++--
>>   drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c   | 6 +-----
>>   drivers/gpu/drm/amd/amdgpu/si_dma.c      | 2 --
>>   9 files changed, 3 insertions(+), 25 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
>> index 67d16236b216..52598fbc9b39 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c
>> @@ -489,8 +489,6 @@ static int cik_sdma_gfx_resume(struct amdgpu_device *adev)
>>   #endif
>>                  /* enable DMA IBs */
>>                  WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
>> -
>> -               ring->sched.ready = true;
>>          }
>>
>>          cik_sdma_enable(adev, true);
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
>> index fd2a7b66ac56..51afc92994a8 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
>> @@ -466,8 +466,6 @@ static int sdma_v2_4_gfx_resume(struct amdgpu_device *adev)
>>   #endif
>>                  /* enable DMA IBs */
>>                  WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
>> -
>> -               ring->sched.ready = true;
>>          }
>>
>>          sdma_v2_4_enable(adev, true);
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
>> index e572389089d2..344202870aeb 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
>> @@ -734,8 +734,6 @@ static int sdma_v3_0_gfx_resume(struct amdgpu_device *adev)
>>   #endif
>>                  /* enable DMA IBs */
>>                  WREG32(mmSDMA0_GFX_IB_CNTL + sdma_offsets[i], ib_cntl);
>> -
>> -               ring->sched.ready = true;
>>          }
>>
>>          /* unhalt the MEs */
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
>> index 9295ac7edd56..e3581852ed9c 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
>> @@ -1114,8 +1114,6 @@ static void sdma_v4_0_gfx_resume(struct amdgpu_device *adev, unsigned int i)
>>   #endif
>>          /* enable DMA IBs */
>>          WREG32_SDMA(i, mmSDMA0_GFX_IB_CNTL, ib_cntl);
>> -
>> -       ring->sched.ready = true;
>>   }
>>
>>   /**
>> @@ -1202,8 +1200,6 @@ static void sdma_v4_0_page_resume(struct amdgpu_device *adev, unsigned int i)
>>   #endif
>>          /* enable DMA IBs */
>>          WREG32_SDMA(i, mmSDMA0_PAGE_IB_CNTL, ib_cntl);
>> -
>> -       ring->sched.ready = true;
>>   }
>>
>>   static void
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
>> index 64dcaa2670dd..c3517d9fc38c 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c
>> @@ -659,8 +659,6 @@ static void sdma_v4_4_2_gfx_resume(struct amdgpu_device *adev, unsigned int i)
>>   #endif
>>          /* enable DMA IBs */
>>          WREG32_SDMA(i, regSDMA_GFX_IB_CNTL, ib_cntl);
>> -
>> -       ring->sched.ready = true;
>>   }
>>
>>   /**
>> @@ -750,8 +748,6 @@ static void sdma_v4_4_2_page_resume(struct amdgpu_device *adev, unsigned int i)
>>   #endif
>>          /* enable DMA IBs */
>>          WREG32_SDMA(i, regSDMA_PAGE_IB_CNTL, ib_cntl);
>> -
>> -       ring->sched.ready = true;
>>   }
>>
>>   static void sdma_v4_4_2_init_pg(struct amdgpu_device *adev)
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
>> index 92e1299be021..e2fe539ff3ed 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
>> @@ -819,8 +819,6 @@ static int sdma_v5_0_gfx_resume(struct amdgpu_device *adev)
>>                  /* enable DMA IBs */
>>                  WREG32_SOC15_IP(GC, sdma_v5_0_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl);
>>
>> -               ring->sched.ready = true;
>> -
>>                  if (amdgpu_sriov_vf(adev)) { /* bare-metal sequence doesn't need below to lines */
>>                          sdma_v5_0_ctx_switch_enable(adev, true);
>>                          sdma_v5_0_enable(adev, true);
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
>> index ca7e8757d78e..23667605c372 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c
>> @@ -617,8 +617,6 @@ static int sdma_v5_2_gfx_resume(struct amdgpu_device *adev)
>>                  /* enable DMA IBs */
>>                  WREG32_SOC15_IP(GC, sdma_v5_2_get_reg_offset(adev, i, mmSDMA0_GFX_IB_CNTL), ib_cntl);
>>
>> -               ring->sched.ready = true;
>> -
>>                  if (amdgpu_sriov_vf(adev)) { /* bare-metal sequence doesn't need below to lines */
>>                          sdma_v5_2_ctx_switch_enable(adev, true);
>>                          sdma_v5_2_enable(adev, true);
>> @@ -630,6 +628,8 @@ static int sdma_v5_2_gfx_resume(struct amdgpu_device *adev)
>>                          return r;
>>                  }
>>
>> +               ring->sched.ready = true;
>> +
>>                  if (adev->mman.buffer_funcs_ring == ring)
>>                          amdgpu_ttm_set_buffer_funcs_status(adev, true);
>>          }
>> diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c
>> index 3d9a80511a45..280a878cad68 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v6_0.c
>> @@ -585,16 +585,12 @@ static int sdma_v6_0_gfx_resume(struct amdgpu_device *adev)
>>                  /* enable DMA IBs */
>>                  WREG32_SOC15_IP(GC, sdma_v6_0_get_reg_offset(adev, i, regSDMA0_QUEUE0_IB_CNTL), ib_cntl);
>>
>> -               ring->sched.ready = true;
>> -
>>                  if (amdgpu_sriov_vf(adev))
>>                          sdma_v6_0_enable(adev, true);
>>
>>                  r = amdgpu_ring_test_helper(ring);
>> -               if (r) {
>> -                       ring->sched.ready = false;
>> +               if (r)
>>                          return r;
>> -               }
>>
>>                  if (adev->mman.buffer_funcs_ring == ring)
>>                          amdgpu_ttm_set_buffer_funcs_status(adev, true);
>> diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
>> index abca8b529721..42c4547f32ec 100644
>> --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
>> +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
>> @@ -174,8 +174,6 @@ static int si_dma_start(struct amdgpu_device *adev)
>>                  WREG32(DMA_RB_WPTR + sdma_offsets[i], ring->wptr << 2);
>>                  WREG32(DMA_RB_CNTL + sdma_offsets[i], rb_cntl | DMA_RB_ENABLE);
>>
>> -               ring->sched.ready = true;
>> -
>>                  r = amdgpu_ring_test_helper(ring);
>>                  if (r)
>>                          return r;
>> --
>> 2.25.1
>>



More information about the amd-gfx mailing list