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drm/amdgpu: skip sdma1 in nv_allowed_read_registers list for van gogh (v2)

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Van gogh only has one sdma.

v2: use num_instances rather than APU flag

Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2020-08-28 22:54:32 +08:00 committed by Alex Deucher
parent 026570e633
commit fced3c3a46
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/amdgpu/nv.c
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@ -254,7 +254,8 @@ static int nv_read_register(struct amdgpu_device *adev, u32 se_num,
*value = 0;
for (i = 0; i < ARRAY_SIZE(nv_allowed_read_registers); i++) {
en = &nv_allowed_read_registers[i];
if (reg_offset !=
if ((i == 7 && (adev->sdma.num_instances == 1)) || /* some asics don't have SDMA1 */
reg_offset !=
(adev->reg_offset[en->hwip][en->inst][en->seg] + en->reg_offset))
continue;