diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/cik_sdma.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 5d8e7a1f53e3..6507a7ee75e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -622,7 +622,6 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring) struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; struct fence *f = NULL; - unsigned i; unsigned index; int r; u32 tmp = 0; @@ -644,7 +643,8 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring) goto err0; } - ib.ptr[0] = SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0); + ib.ptr[0] = SDMA_PACKET(SDMA_OPCODE_WRITE, + SDMA_WRITE_SUB_OPCODE_LINEAR, 0); ib.ptr[1] = lower_32_bits(gpu_addr); ib.ptr[2] = upper_32_bits(gpu_addr); ib.ptr[3] = 1; @@ -659,16 +659,9 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring) DRM_ERROR("amdgpu: fence wait failed (%d).\n", r); goto err1; } - for (i = 0; i < adev->usec_timeout; i++) { - tmp = le32_to_cpu(adev->wb.wb[index]); - if (tmp == 0xDEADBEEF) - break; - DRM_UDELAY(1); - } - if (i < adev->usec_timeout) { - DRM_INFO("ib test on ring %d succeeded in %u usecs\n", - ring->idx, i); - goto err1; + tmp = le32_to_cpu(adev->wb.wb[index]); + if (tmp == 0xDEADBEEF) { + DRM_INFO("ib test on ring %d succeeded\n", ring->idx); } else { DRM_ERROR("amdgpu: ib test failed (0x%08X)\n", tmp); r = -EINVAL; |