diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 3097b2946682..a7cb4665f485 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -304,10 +304,26 @@ static int amdgpu_discovery_read_binary_from_mem(struct amdgpu_device *adev, * then it is not required to be reserved. */ if (sz_valid) { - uint64_t pos = vram_size - DISCOVERY_TMR_OFFSET; - amdgpu_device_vram_access(adev, pos, (uint32_t *)binary, - adev->discovery.size, false); - adev->discovery.reserve_tmr = true; + if (amdgpu_sriov_vf(adev) && adev->virt.is_dynamic_crit_regn_enabled) { + /* For SRIOV VFs with dynamic critical region enabled, + * we will get the IPD binary via below call. + * If dynamic critical is disabled, fall through to normal seq. + */ + if (amdgpu_virt_get_dynamic_data_info(adev, + AMD_SRIOV_MSG_IPD_TABLE_ID, binary, + (uint64_t *)&adev->discovery.size)) { + dev_err(adev->dev, + "failed to read discovery info from dynamic critical region."); + ret = -EINVAL; + goto exit; + } + } else { + uint64_t pos = vram_size - DISCOVERY_TMR_OFFSET; + + amdgpu_device_vram_access(adev, pos, (uint32_t *)binary, + adev->discovery.size, false); + adev->discovery.reserve_tmr = true; + } } else { ret = amdgpu_discovery_read_binary_from_sysmem(adev, binary); } @@ -316,7 +332,7 @@ static int amdgpu_discovery_read_binary_from_mem(struct amdgpu_device *adev, dev_err(adev->dev, "failed to read discovery info from memory, vram size read: %llx", vram_size); - +exit: return ret; } |