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drm/amdgpu: no DC support for headless chips

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Chips with no display hardware should return false for
DC support.

v2: drop Arcturus and Aldebaran

Fixes: f7f12b2582 ("drm/amdgpu: default to true in amdgpu_device_asic_has_dc_support")
Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Reported-by: Tareque Md.Hanif <tarequemd.hanif@yahoo.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2021-12-23 14:13:02 -05:00
parent 7be3be2b02
commit ebae897388
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -3166,6 +3166,12 @@ static void amdgpu_device_detect_sriov_bios(struct amdgpu_device *adev)
bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type) bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
{ {
switch (asic_type) { switch (asic_type) {
#ifdef CONFIG_DRM_AMDGPU_SI
case CHIP_HAINAN:
#endif
case CHIP_TOPAZ:
/* chips with no display hardware */
return false;
#if defined(CONFIG_DRM_AMD_DC) #if defined(CONFIG_DRM_AMD_DC)
case CHIP_TAHITI: case CHIP_TAHITI:
case CHIP_PITCAIRN: case CHIP_PITCAIRN: