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| author | Alex Deucher <alexander.deucher@amd.com> | 2018-11-28 23:28:17 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-12-03 11:40:14 -0500 |
| commit | b52b6738cc2d50d2a8f4d0095bcb5a86716008a5 (patch) | |
| tree | b93a6a4a7d3edc83610f4a2a19ae7085fb23d5ab /drivers/gpu/drm | |
| parent | a81a7c9c9ea3042ab02d66ac35def74abf091c15 (diff) | |
| download | linux-stable-b52b6738cc2d50d2a8f4d0095bcb5a86716008a5.tar.gz linux-stable-b52b6738cc2d50d2a8f4d0095bcb5a86716008a5.tar.bz2 linux-stable-b52b6738cc2d50d2a8f4d0095bcb5a86716008a5.zip | |
drm/amdgpu/gmc8: always load MC firmware in the driver
Some power features rely on the driver loaded version so always
load the MC firmware from the driver even if the vbios loaded
a version already.
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index 8dd9bae9e2da..747c068379dc 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -366,7 +366,7 @@ static int gmc_v8_0_polaris_mc_load_microcode(struct amdgpu_device *adev) const struct mc_firmware_header_v1_0 *hdr; const __le32 *fw_data = NULL; const __le32 *io_mc_regs = NULL; - u32 data, vbios_version; + u32 data; int i, ucode_size, regs_size; /* Skip MC ucode loading on SR-IOV capable boards. @@ -377,13 +377,6 @@ static int gmc_v8_0_polaris_mc_load_microcode(struct amdgpu_device *adev) if (amdgpu_sriov_bios(adev)) return 0; - WREG32(mmMC_SEQ_IO_DEBUG_INDEX, 0x9F); - data = RREG32(mmMC_SEQ_IO_DEBUG_DATA); - vbios_version = data & 0xf; - - if (vbios_version == 0) - return 0; - if (!adev->gmc.fw) return -EINVAL; |