diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 57 |
1 files changed, 37 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index 04cf9b207e62..f8e574cc0e22 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -283,17 +283,15 @@ static int amdgpu_virt_init_ras_err_handler_data(struct amdgpu_device *adev) *data = kmalloc(sizeof(struct amdgpu_virt_ras_err_handler_data), GFP_KERNEL); if (!*data) - return -ENOMEM; + goto data_failure; bps = kmalloc_array(align_space, sizeof((*data)->bps), GFP_KERNEL); - bps_bo = kmalloc_array(align_space, sizeof((*data)->bps_bo), GFP_KERNEL); + if (!bps) + goto bps_failure; - if (!bps || !bps_bo) { - kfree(bps); - kfree(bps_bo); - kfree(*data); - return -ENOMEM; - } + bps_bo = kmalloc_array(align_space, sizeof((*data)->bps_bo), GFP_KERNEL); + if (!bps_bo) + goto bps_bo_failure; (*data)->bps = bps; (*data)->bps_bo = bps_bo; @@ -303,6 +301,13 @@ static int amdgpu_virt_init_ras_err_handler_data(struct amdgpu_device *adev) virt->ras_init_done = true; return 0; + +bps_bo_failure: + kfree(bps); +bps_failure: + kfree(*data); +data_failure: + return -ENOMEM; } static void amdgpu_virt_ras_release_bp(struct amdgpu_device *adev) @@ -617,19 +622,37 @@ void amdgpu_virt_fini_data_exchange(struct amdgpu_device *adev) void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev) { - uint64_t bp_block_offset = 0; - uint32_t bp_block_size = 0; - struct amd_sriov_msg_pf2vf_info *pf2vf_v2 = NULL; - adev->virt.fw_reserve.p_pf2vf = NULL; adev->virt.fw_reserve.p_vf2pf = NULL; adev->virt.vf2pf_update_interval_ms = 0; - if (adev->mman.fw_vram_usage_va != NULL) { + if (adev->bios != NULL) { adev->virt.vf2pf_update_interval_ms = 2000; adev->virt.fw_reserve.p_pf2vf = (struct amd_sriov_msg_pf2vf_info_header *) + (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10)); + + amdgpu_virt_read_pf2vf_data(adev); + } + + if (adev->virt.vf2pf_update_interval_ms != 0) { + INIT_DELAYED_WORK(&adev->virt.vf2pf_work, amdgpu_virt_update_vf2pf_work_item); + schedule_delayed_work(&(adev->virt.vf2pf_work), msecs_to_jiffies(adev->virt.vf2pf_update_interval_ms)); + } +} + + +void amdgpu_virt_exchange_data(struct amdgpu_device *adev) +{ + uint64_t bp_block_offset = 0; + uint32_t bp_block_size = 0; + struct amd_sriov_msg_pf2vf_info *pf2vf_v2 = NULL; + + if (adev->mman.fw_vram_usage_va != NULL) { + + adev->virt.fw_reserve.p_pf2vf = + (struct amd_sriov_msg_pf2vf_info_header *) (adev->mman.fw_vram_usage_va + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10)); adev->virt.fw_reserve.p_vf2pf = (struct amd_sriov_msg_vf2pf_info_header *) @@ -658,16 +681,10 @@ void amdgpu_virt_init_data_exchange(struct amdgpu_device *adev) (adev->bios + (AMD_SRIOV_MSG_PF2VF_OFFSET_KB << 10)); amdgpu_virt_read_pf2vf_data(adev); - - return; - } - - if (adev->virt.vf2pf_update_interval_ms != 0) { - INIT_DELAYED_WORK(&adev->virt.vf2pf_work, amdgpu_virt_update_vf2pf_work_item); - schedule_delayed_work(&(adev->virt.vf2pf_work), adev->virt.vf2pf_update_interval_ms); } } + void amdgpu_detect_virtualization(struct amdgpu_device *adev) { uint32_t reg; |