diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index eccb006e78aa..23f26f8caad4 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -56,8 +56,15 @@ static u32 nbio_v7_9_get_rev_id(struct amdgpu_device *adev) { u32 tmp; + tmp = IP_VERSION_SUBREV(amdgpu_ip_version_full(adev, NBIO_HWIP, 0)); + /* If it is VF or subrevision holds a non-zero value, that should be used */ + if (tmp || amdgpu_sriov_vf(adev)) + return tmp; + + /* If discovery subrev is not updated, use register version */ tmp = RREG32_SOC15(NBIO, 0, regRCC_STRAP0_RCC_DEV0_EPF0_STRAP0); - tmp = REG_GET_FIELD(tmp, RCC_STRAP0_RCC_DEV0_EPF0_STRAP0, STRAP_ATI_REV_ID_DEV0_F0); + tmp = REG_GET_FIELD(tmp, RCC_STRAP0_RCC_DEV0_EPF0_STRAP0, + STRAP_ATI_REV_ID_DEV0_F0); return tmp; } |