From 3ca001aff0878546494d7f403334c8d987924977 Mon Sep 17 00:00:00 2001 From: Aaron Liu Date: Mon, 23 Aug 2021 12:26:50 +0800 Subject: [PATCH] drm/amd/display: setup system context for APUs 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 Reviewed-by: Huang Rui Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 8167236..9b1fc54 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1200,7 +1200,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev) 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); -- 2.7.4