From: chen gong <curry.gong@xxxxxxx> commit e5574f61e9d8274c49e9a5d943abde8e938d57e1 upstream. VKexample test hang during Occlusion/SDMA/Varia runs. Clear XNACK_WATERMK in reg SDMA0_UTCL1_WATERMK to fix this issue. Signed-off-by: chen gong <curry.gong@xxxxxxx> Reviewed-by: Aaron Liu <aaron.liu@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -159,6 +159,7 @@ static const struct soc15_reg_golden gol SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_RPTR_ADDR_LO, 0xfffffffd, 0x00000001), SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_RLC7_RB_WPTR_POLL_CNTL, 0xfffffff7, 0x00403000), SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_PAGE, 0x000003ff, 0x000003c0), + SOC15_REG_GOLDEN_VALUE(SDMA0, 0, mmSDMA0_UTCL1_WATERMK, 0xfc000000, 0x00000000) }; static const struct soc15_reg_golden golden_settings_sdma1_4_2[] = {