Acked-by: Nirmoy Das <nirmoy.das@xxxxxxx>
On 10/6/20 8:05 AM, Shashank Sharma wrote:
This patch adds a return value check and an error message to
highlight the DAC setup failure case during encoder DPMS
operation.
Cc: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Shashank Sharma <shashank.sharma@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/atombios_encoders.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
index 1e94a9b652f7..3779f933564b 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_encoders.c
@@ -341,8 +341,8 @@ amdgpu_atombios_encoder_setup_dac(struct drm_encoder *encoder, int action)
args.ucDacStandard = ATOM_DAC1_PS2;
args.usPixelClock = cpu_to_le16(amdgpu_encoder->pixel_clock / 10);
- amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
-
+ if (amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args))
+ DRM_ERROR("AMDGPU: dac setup failed\n");
}
static u8 amdgpu_atombios_encoder_get_bpc(struct drm_encoder *encoder)
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