Looks like not only the SDMA has a problem with this, but also the VCE
firmware :(
Please add a comment to explain why we do this, with that done the patch
is Reviewed-by: Christian König .
Regards,
Christian.
Am 03.10.2018 um 16:39 schrieb Christian König:
Am 29.09.2018 um 11:48 schrieb
Am 29.09.2018 um 11:48 schrieb Emily Deng:
For the vram_start is 0 case, the gart range will be from 0x
to 0x1FFF, which will cause the sdma engine hang.
So limit the mc address to AMDGPU_VA_HOLE_START.
Well NAK, but that's what I've done initially as well :)
That
For the vram_start is 0 case, the gart range will be from 0x
to 0x1FFF, which will cause the sdma engine hang.
So limit the mc address to AMDGPU_VA_HOLE_START.
Signed-off-by: Emily Deng
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 5 +++--
1 file changed, 3
