Re: [PATCH] drm/amdgpu: w/a hw issues for SDMA1

2018-11-19 Thread Alex Deucher
On Sun, Nov 18, 2018 at 11:12 PM Monk Liu wrote: > > there is a hw issue that disallow us to use strong > BURST_WRITE for SDMA0/1 engines, without force > BURST_WRITE field set to 0x1 (64B) we will hit > h/w bug during stress MMHUB transist > > Signed-off-by: Monk Liu Acked-by: Alex Deucher >

[PATCH] drm/amdgpu: w/a hw issues for SDMA1

2018-11-18 Thread Monk Liu
there is a hw issue that disallow us to use strong BURST_WRITE for SDMA0/1 engines, without force BURST_WRITE field set to 0x1 (64B) we will hit h/w bug during stress MMHUB transist Signed-off-by: Monk Liu --- drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 2 +- 1 file changed, 1 insertion(+), 1 delet