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authorHuang Rui <ray.huang@amd.com>2020-08-28 22:54:32 +0800
committerAlex Deucher <alexander.deucher@amd.com>2020-10-05 15:14:03 -0400
commitfced3c3a4655a55db34b2729007dee554e4c2306 (patch)
tree568237bc4f94c11fbb532cca53f7ee9f3cdf4376 /drivers/gpu/drm/amd/amdgpu/nv.c
parent026570e633105023a9b8ea2d296df5abd2bf1134 (diff)
downloadlinux-fced3c3a4655a55db34b2729007dee554e4c2306.tar.bz2
drm/amdgpu: skip sdma1 in nv_allowed_read_registers list for van gogh (v2)
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>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/nv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c
index 622bcbb56e17..1a15422d3afd 100644
--- a/drivers/gpu/drm/amd/amdgpu/nv.c
+++ b/drivers/gpu/drm/amd/amdgpu/nv.c
@@ -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;