drm/amdgpu: only allow scatter/gather display with DC
Check if DC is enabled before allowing scanout buffers
to be pinned in system memory.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 8ede264..8599425 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -507,9 +507,12 @@ uint32_t amdgpu_display_framebuffer_domains(struct amdgpu_device *adev)
{
uint32_t domain = AMDGPU_GEM_DOMAIN_VRAM;
+#if defined(CONFIG_DRM_AMD_DC)
if (adev->asic_type >= CHIP_CARRIZO && adev->asic_type < CHIP_RAVEN &&
- adev->flags & AMD_IS_APU)
+ adev->flags & AMD_IS_APU &&
+ amdgpu_device_asic_has_dc_support(adev->asic_type))
domain |= AMDGPU_GEM_DOMAIN_GTT;
+#endif
return domain;
}