diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/5406-drm-amdgpu-Add-error-message-when-register-failed-to.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/5406-drm-amdgpu-Add-error-message-when-register-failed-to.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/5406-drm-amdgpu-Add-error-message-when-register-failed-to.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/5406-drm-amdgpu-Add-error-message-when-register-failed-to.patch new file mode 100644 index 00000000..dac38478 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/5406-drm-amdgpu-Add-error-message-when-register-failed-to.patch @@ -0,0 +1,31 @@ +From 3a6bb2a44986255a0c79632c0d8b30ebe60efc0b Mon Sep 17 00:00:00 2001 +From: James Zhu <James.Zhu@amd.com> +Date: Mon, 10 Sep 2018 12:53:25 -0400 +Subject: [PATCH 5406/5725] 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> +--- + drivers/gpu/drm/amd/amdgpu/soc15_common.h | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/soc15_common.h b/drivers/gpu/drm/amd/amdgpu/soc15_common.h +index 0942f49..f5d6025 100644 +--- a/drivers/gpu/drm/amd/amdgpu/soc15_common.h ++++ b/drivers/gpu/drm/amd/amdgpu/soc15_common.h +@@ -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; \ + } \ +-- +2.7.4 + |