diff options
| author | Trigger Huang <trigger.huang@amd.com> | 2017-04-11 08:56:36 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-04-29 00:32:14 +0300 |
| commit | bc108ec78e2af5c7a5f6ef27e264b8093bd60e3b (patch) | |
| tree | f3ece0da5d244572495b0331e84d8bdc731faee6 /drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | |
| parent | cbcbea982af59d0a4c40dacfb6ff164a533fd1d9 (diff) | |
| download | linux-bc108ec78e2af5c7a5f6ef27e264b8093bd60e3b.tar.xz | |
drm/amdgpu: Fix firmware UCODE_ID_STORAGE issue (v2)
In Tonga's virtualization environment, for firmware UCODE_ID_STORAGE,
there is no actual firmware data, but we still need alloc a BO and
tell the BO's mc address to HW, or world switch will hang on VFs.
v2: fix coding style (Alex)
Signed-off-by: Trigger Huang <trigger.huang@amd.com>
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c index a1891c93cdbf..dfd1c98efa7c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c @@ -382,10 +382,14 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) * if SMU loaded firmware, it needn't add SMC, UVD, and VCE * ucode info here */ - if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) - adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4; - else + if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) { + if (amdgpu_sriov_vf(adev)) + adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 3; + else + adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4; + } else { adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM; + } for (i = 0; i < adev->firmware.max_ucodes; i++) { ucode = &adev->firmware.ucode[i]; |