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drm/amdgpu/gfx9: fix ngg enablement to clear gds reserved memory (v2)

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v2: fix register access

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Ken Wang <ken.wang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Junwei Zhang 2018-01-10 13:45:19 +08:00 committed by Alex Deucher
parent 9483ce7c6e
commit d33bba4d5d
1 changed files with 5 additions and 4 deletions
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9
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
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@ -1068,8 +1068,8 @@ static int gfx_v9_0_ngg_init(struct amdgpu_device *adev)
adev->gfx.ngg.gds_reserve_size = ALIGN(5 * 4, 0x40);
adev->gds.mem.total_size -= adev->gfx.ngg.gds_reserve_size;
adev->gds.mem.gfx_partition_size -= adev->gfx.ngg.gds_reserve_size;
adev->gfx.ngg.gds_reserve_addr = SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_BASE);
adev->gfx.ngg.gds_reserve_addr += adev->gds.mem.gfx_partition_size;
adev->gfx.ngg.gds_reserve_addr = RREG32_SOC15(GC, 0, mmGDS_VMID0_BASE);
adev->gfx.ngg.gds_reserve_addr += RREG32_SOC15(GC, 0, mmGDS_VMID0_SIZE);
/* Primitive Buffer */
r = gfx_v9_0_ngg_create_buf(adev, &adev->gfx.ngg.buf[NGG_PRIM],
@ -1181,13 +1181,14 @@ static int gfx_v9_0_ngg_en(struct amdgpu_device *adev)
amdgpu_ring_write(ring, PACKET3(PACKET3_DMA_DATA, 5));
amdgpu_ring_write(ring, (PACKET3_DMA_DATA_CP_SYNC |
PACKET3_DMA_DATA_DST_SEL(1) |
PACKET3_DMA_DATA_SRC_SEL(2)));
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_addr);
amdgpu_ring_write(ring, 0);
amdgpu_ring_write(ring, adev->gfx.ngg.gds_reserve_size);
amdgpu_ring_write(ring, PACKET3_DMA_DATA_CMD_RAW_WAIT |
adev->gfx.ngg.gds_reserve_size);
gfx_v9_0_write_data_to_reg(ring, 0, false,
SOC15_REG_OFFSET(GC, 0, mmGDS_VMID0_SIZE), 0);