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drm/amdgpu/sdma5: add mes support for sdma ib test

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Add MES support for sdma ib test.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao 2020-03-26 10:57:43 +08:00 committed by Alex Deucher
parent ea93ac2f4e
commit 8183d7436a
1 changed files with 36 additions and 14 deletions
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50
drivers/gpu/drm/amd/amdgpu/sdma_v5_0.c
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@ -1098,22 +1098,38 @@ static int sdma_v5_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
long r;
u32 tmp = 0;
u64 gpu_addr;
volatile uint32_t *cpu_ptr = NULL;
r = amdgpu_device_wb_get(adev, &index);
if (r) {
dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
return r;
}
gpu_addr = adev->wb.gpu_addr + (index * 4);
tmp = 0xCAFEDEAD;
adev->wb.wb[index] = cpu_to_le32(tmp);
memset(&ib, 0, sizeof(ib));
r = amdgpu_ib_get(adev, NULL, 256,
if (ring->is_mes_queue) {
uint32_t offset = 0;
offset = amdgpu_mes_ctx_get_offs(ring, AMDGPU_MES_CTX_IB_OFFS);
ib.gpu_addr = amdgpu_mes_ctx_get_offs_gpu_addr(ring, offset);
ib.ptr = (void *)amdgpu_mes_ctx_get_offs_cpu_addr(ring, offset);
offset = amdgpu_mes_ctx_get_offs(ring,
AMDGPU_MES_CTX_PADDING_OFFS);
gpu_addr = amdgpu_mes_ctx_get_offs_gpu_addr(ring, offset);
cpu_ptr = amdgpu_mes_ctx_get_offs_cpu_addr(ring, offset);
*cpu_ptr = tmp;
} else {
r = amdgpu_device_wb_get(adev, &index);
if (r) {
dev_err(adev->dev, "(%ld) failed to allocate wb slot\n", r);
return r;
}
gpu_addr = adev->wb.gpu_addr + (index * 4);
adev->wb.wb[index] = cpu_to_le32(tmp);
r = amdgpu_ib_get(adev, NULL, 256,
AMDGPU_IB_POOL_DIRECT, &ib);
if (r) {
DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
goto err0;
if (r) {
DRM_ERROR("amdgpu: failed to get ib (%ld).\n", r);
goto err0;
}
}
ib.ptr[0] = SDMA_PKT_HEADER_OP(SDMA_OP_WRITE) |
@ -1140,7 +1156,12 @@ static int sdma_v5_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)
DRM_ERROR("amdgpu: fence wait failed (%ld).\n", r);
goto err1;
}
tmp = le32_to_cpu(adev->wb.wb[index]);
if (ring->is_mes_queue)
tmp = le32_to_cpu(*cpu_ptr);
else
tmp = le32_to_cpu(adev->wb.wb[index]);
if (tmp == 0xDEADBEEF)
r = 0;
else
@ -1150,7 +1171,8 @@ err1:
amdgpu_ib_free(adev, &ib, NULL);
dma_fence_put(f);
err0:
amdgpu_device_wb_free(adev, index);
if (!ring->is_mes_queue)
amdgpu_device_wb_free(adev, index);
return r;
}