linux/drivers/gpu/drm/amd
Alex Deucher 6d8d01d591 drm/amdgpu: don't put MQDs in VRAM on ARM | ARM64
[ Upstream commit ba0fb4b48c ]

Issues were reported with commit 1cfb4d6121
("drm/amdgpu: put MQDs in VRAM") on an ADLINK Ampere
Altra Developer Platform (AVA developer platform).

Various ARM systems seem to have problems related
to PCIe and MMIO access.  In this case, I'm not sure
if this is specific to the ADLINK platform or ARM
in general.  Seems to be some coherency issue with
VRAM.  For now, just don't put MQDs in VRAM on ARM.

Link: https://lists.freedesktop.org/archives/amd-gfx/2023-October/100453.html
Fixes: 1cfb4d6121 ("drm/amdgpu: put MQDs in VRAM")
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: alexey.klimov@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-11-20 11:59:33 +01:00
..
acp
amdgpu drm/amdgpu: don't put MQDs in VRAM on ARM | ARM64 2023-11-20 11:59:33 +01:00
amdkfd drm/amdkfd: Handle errors from svm validate and map 2023-11-20 11:59:10 +01:00
amdxcp drm/amdxcp: fix Makefile to build amdxcp module 2023-06-09 12:32:53 -04:00
display drm/amd/display: Bail from dm_check_crtc_cursor if no relevant change 2023-11-20 11:59:11 +01:00
include drm/amdgpu: Store CU info from all XCCs for GFX v9.4.3 2023-09-11 18:16:31 -04:00
pm drm/amd/pm: Fix a memory leak on an error path 2023-11-20 11:59:13 +01:00