drm/amdgpu: limit sdma instances to 2 for Arcturus in BU phase

Another 6 sdma instances do not work at present. Disable them to unblock KFD
for silicon bringup as a workaround

Signed-off-by: Le Ma <le.ma@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma 2019-06-30 11:35:32 +08:00 committed by Alex Deucher
parent f9cf36fcaf
commit fc1e272e8d

View File

@ -1602,7 +1602,7 @@ static int sdma_v4_0_early_init(void *handle)
if (adev->asic_type == CHIP_RAVEN)
adev->sdma.num_instances = 1;
else if (adev->asic_type == CHIP_ARCTURUS)
adev->sdma.num_instances = 8;
adev->sdma.num_instances = 2;
else
adev->sdma.num_instances = 2;