From: Aaron Liu aaron.liu@amd.com
commit 3ca001aff0878546494d7f403334c8d987924977 upstream.
Scatter/gather is APU feature starting from carrizo. adev->apu_flags is not used for all APUs. adev->flags & AMD_IS_APU can be used for all APUs.
Signed-off-by: Aaron Liu aaron.liu@amd.com Reviewed-by: Huang Rui ray.huang@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1202,7 +1202,7 @@ static int amdgpu_dm_init(struct amdgpu_ dc_hardware_init(adev->dm.dc);
#if defined(CONFIG_DRM_AMD_DC_DCN) - if (adev->apu_flags) { + if ((adev->flags & AMD_IS_APU) && (adev->asic_type >= CHIP_CARRIZO)) { struct dc_phy_addr_space_config pa_config;
mmhub_read_system_context(adev, &pa_config);