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drm/amdgpu: Fix firmware UCODE_ID_STORAGE issue (v2)

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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>
This commit is contained in:
Trigger Huang 2017-04-11 01:56:36 -04:00 committed by Alex Deucher
parent cbcbea982a
commit bc108ec78e
1 changed files with 7 additions and 3 deletions
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10
drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c
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@ -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 * if SMU loaded firmware, it needn't add SMC, UVD, and VCE
* ucode info here * ucode info here
*/ */
if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM - 4; if (amdgpu_sriov_vf(adev))
else 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; adev->firmware.max_ucodes = AMDGPU_UCODE_ID_MAXIMUM;
}
for (i = 0; i < adev->firmware.max_ucodes; i++) { for (i = 0; i < adev->firmware.max_ucodes; i++) {
ucode = &adev->firmware.ucode[i]; ucode = &adev->firmware.ucode[i];