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* [PATCH] drm/amdgpu: update ib_start/size_alignment same as windows used
@ 2018-06-15  6:45 Chunming Zhou
       [not found] ` <20180615064542.16504-1-david1.zhou-5C7GfCeVMHo@public.gmane.org>
  0 siblings, 1 reply; 7+ messages in thread
From: Chunming Zhou @ 2018-06-15  6:45 UTC (permalink / raw)
  To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW
  Cc: ckoenig.leichtzumerken-Re5JQEeQqe8AvxtiuMwx3w,
	Marek.Olsak-5C7GfCeVMHo, Sean.Ryan-5C7GfCeVMHo, Chunming Zhou

PAGE_SIZE for start_alignment is far much than hw requirement,
And now, update to expereince value from window side.

Change-Id: I08a7e72076386c32faf36ec4812b30e68dde23e5
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 392dd24e83f5..d041dddaad0c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -329,35 +329,35 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 			type = AMD_IP_BLOCK_TYPE_GFX;
 			for (i = 0; i < adev->gfx.num_gfx_rings; i++)
 				ring_mask |= ((adev->gfx.gfx_ring[i].ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
-			ib_size_alignment = 8;
+			ib_start_alignment = 32;
+			ib_size_alignment = 32;
 			break;
 		case AMDGPU_HW_IP_COMPUTE:
 			type = AMD_IP_BLOCK_TYPE_GFX;
 			for (i = 0; i < adev->gfx.num_compute_rings; i++)
 				ring_mask |= ((adev->gfx.compute_ring[i].ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
-			ib_size_alignment = 8;
+			ib_start_alignment = 32;
+			ib_size_alignment = 32;
 			break;
 		case AMDGPU_HW_IP_DMA:
 			type = AMD_IP_BLOCK_TYPE_SDMA;
 			for (i = 0; i < adev->sdma.num_instances; i++)
 				ring_mask |= ((adev->sdma.instance[i].ring.ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
-			ib_size_alignment = 1;
+			ib_start_alignment = 256;
+			ib_size_alignment = 4;
 			break;
 		case AMDGPU_HW_IP_UVD:
 			type = AMD_IP_BLOCK_TYPE_UVD;
 			for (i = 0; i < adev->uvd.num_uvd_inst; i++)
 				ring_mask |= ((adev->uvd.inst[i].ring.ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
-			ib_size_alignment = 16;
+			ib_start_alignment = 64;
+			ib_size_alignment = 64;
 			break;
 		case AMDGPU_HW_IP_VCE:
 			type = AMD_IP_BLOCK_TYPE_VCE;
 			for (i = 0; i < adev->vce.num_rings; i++)
 				ring_mask |= ((adev->vce.ring[i].ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
+			ib_start_alignment = 4;
 			ib_size_alignment = 1;
 			break;
 		case AMDGPU_HW_IP_UVD_ENC:
@@ -367,26 +367,26 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
 					ring_mask |=
 					((adev->uvd.inst[i].ring_enc[j].ready ? 1 : 0) <<
 					(j + i * adev->uvd.num_enc_rings));
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
-			ib_size_alignment = 1;
+			ib_start_alignment = 64;
+			ib_size_alignment = 64;
 			break;
 		case AMDGPU_HW_IP_VCN_DEC:
 			type = AMD_IP_BLOCK_TYPE_VCN;
 			ring_mask = adev->vcn.ring_dec.ready ? 1 : 0;
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
+			ib_start_alignment = 16;
 			ib_size_alignment = 16;
 			break;
 		case AMDGPU_HW_IP_VCN_ENC:
 			type = AMD_IP_BLOCK_TYPE_VCN;
 			for (i = 0; i < adev->vcn.num_enc_rings; i++)
 				ring_mask |= ((adev->vcn.ring_enc[i].ready ? 1 : 0) << i);
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
+			ib_start_alignment = 64;
 			ib_size_alignment = 1;
 			break;
 		case AMDGPU_HW_IP_VCN_JPEG:
 			type = AMD_IP_BLOCK_TYPE_VCN;
 			ring_mask = adev->vcn.ring_jpeg.ready ? 1 : 0;
-			ib_start_alignment = AMDGPU_GPU_PAGE_SIZE;
+			ib_start_alignment = 16;
 			ib_size_alignment = 16;
 			break;
 		default:
-- 
2.14.1

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^ permalink raw reply related	[flat|nested] 7+ messages in thread

end of thread, other threads:[~2018-06-15 16:15 UTC | newest]

Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-06-15  6:45 [PATCH] drm/amdgpu: update ib_start/size_alignment same as windows used Chunming Zhou
     [not found] ` <20180615064542.16504-1-david1.zhou-5C7GfCeVMHo@public.gmane.org>
2018-06-15  7:09   ` Christian König
     [not found]     ` <dd3006dc-203f-9fb8-b43f-14151f01127a-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-06-15  7:16       ` Zhang, Jerry
     [not found]         ` <CY4PR12MB141405AC0D97B1A681203BC6FF7C0-rpdhrqHFk04b0eJBKAp/BwdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2018-06-15  7:22           ` zhoucm1
     [not found]             ` <21a15654-b8f1-da9b-5771-bfd28c8a25ca-5C7GfCeVMHo@public.gmane.org>
2018-06-15  7:25               ` zhoucm1
     [not found]                 ` <b4dcf392-e29b-ca30-12d8-69434c28e834-5C7GfCeVMHo@public.gmane.org>
2018-06-15 16:15                   ` Marek Olšák
2018-06-15  7:29               ` Zhang, Jerry (Junwei)

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