drm/amdgpu:Add error message when register failed to reach expected value

Add error message when register failed to reach expected value, It will
help discover potential issue.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
James Zhu 2018-09-10 12:53:25 -04:00 committed by Alex Deucher
parent 8901a65f08
commit 52e211c1f0

View File

@ -56,6 +56,8 @@
tmp_ = RREG32(adev->reg_offset[ip##_HWIP][inst][reg##_BASE_IDX] + reg); \
loop--; \
if (!loop) { \
DRM_ERROR("Register(%d) [%s] failed to reach value 0x%08x != 0x%08x\n", \
inst, #reg, expected_value, (tmp_ & (mask))); \
ret = -ETIMEDOUT; \
break; \
} \