[AMD Official Use Only]
Nice catch!
Series are Reviewed-by: Huang Rui <ray.huang@xxxxxxx>
Thanks,
Ray
-----Original Message-----
From: Liu, Aaron <Aaron.Liu@xxxxxxx>
Sent: Friday, August 27, 2021 9:29 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Huang, Ray <Ray.Huang@xxxxxxx>; Kazlauskas, Nicholas <Nicholas.Kazlauskas@xxxxxxx>; Liu, Aaron <Aaron.Liu@xxxxxxx>
Subject: [PATCH 2/2] 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 <aaron.liu@xxxxxxx>
---
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 e1e57e7465a7..7f311bba9735 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1327,7 +1327,7 @@ 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);
--
2.25.1
