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| author | Xiaojian Du <Xiaojian.Du@amd.com> | 2021-12-29 15:03:11 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-05-06 10:36:13 -0400 |
| commit | 06aeb7533294d8a02383f2b248d04cd9a2731172 (patch) | |
| tree | 6127e4c908844ae29beab1e52bba6bb7b35108ac /drivers/gpu/drm/amd/amdgpu/soc21.c | |
| parent | c1eeb3d2e86e6eb9923e550fe5144789cc7f5186 (diff) | |
| download | linux-06aeb7533294d8a02383f2b248d04cd9a2731172.tar.gz linux-06aeb7533294d8a02383f2b248d04cd9a2731172.tar.bz2 linux-06aeb7533294d8a02383f2b248d04cd9a2731172.zip | |
drm/amdgpu: handle asics with 1 SDMA instance
This patch will handle asics with 1 SDMA instance.
Signed-off-by: Xiaojian Du <Xiaojian.Du@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/soc21.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/soc21.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 307a1da13557..29acc5573f56 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -252,8 +252,9 @@ static int soc21_read_register(struct amdgpu_device *adev, u32 se_num, *value = 0; for (i = 0; i < ARRAY_SIZE(soc21_allowed_read_registers); i++) { en = &soc21_allowed_read_registers[i]; - if (reg_offset != - (adev->reg_offset[en->hwip][en->inst][en->seg] + en->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; *value = soc21_get_register_value(adev, |