Hi Alex,
On 3/15/21 7:46 PM, Deucher, Alexander wrote:
[AMD Public Use]
-----Original Message-----
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of
Nirmoy
Sent: Monday, March 15, 2021 2:43 PM
To: Zeng, Oak <Oak.Zeng@xxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Subject: Re: [PATCH 1/2] drm/amdgpu: fix compile error on architecture s390
Wouldn't this restrict amdgpu for only x86 platform?
This particular case will only be x86.
If I understand correctly, we map all the VRAM at startup to avoid
mapping each BOs. Can't we do that for other Archs ?
Nirmoy
Alex
On 3/11/21 4:29 AM, Oak Zeng wrote:
ioremap_cache is not supported on some architecture such as s390. Put
the codes into a #ifdef to fix some compile error reported by test
robot.
Signed-off-by: Oak Zeng <Oak.Zeng@xxxxxxx>
Reported-by: Kernel test robot <lkp@xxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 37751e7..1091585 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1817,7 +1817,7 @@ int amdgpu_ttm_init(struct amdgpu_device
*adev)
/* Change the size here instead of the init above so only lpfn is
affected */
amdgpu_ttm_set_buffer_funcs_status(adev, false); -#ifdef
CONFIG_64BIT
+#ifdef CONFIG_X86
if (adev->gmc.xgmi.connected_to_cpu)
adev->mman.aper_base_kaddr = ioremap_cache(adev-
gmc.aper_base,
adev->gmc.visible_vram_size);
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