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drm/amdgpu: log when amdgpu.dc=1 but ASIC is unsupported

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This makes it easier to figure out whether the kernel parameter has been
taken into account.

Signed-off-by: Simon Ser <contact@emersion.fr>
Cc: Harry Wentland <hwentlan@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Simon Ser
2019-12-11 10:21:01 +00:00
committed by Alex Deucher
parent aec434023e
commit 93b09a9a89
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -2636,6 +2636,9 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
return amdgpu_dc != 0; return amdgpu_dc != 0;
#endif #endif
default: default:
if (amdgpu_dc > 0)
DRM_INFO("Display Core has been requested via kernel parameter "
"but isn't supported by ASIC, ignoring\n");
return false; return false;
} }
} }