diff options
Diffstat (limited to 'drivers/nvme/host/lightnvm.c')
| -rw-r--r-- | drivers/nvme/host/lightnvm.c | 41 |
1 files changed, 2 insertions, 39 deletions
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index be8541335e31..1f79e3f141e6 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -643,17 +643,9 @@ static int nvme_nvm_submit_user_cmd(struct request_queue *q, vcmd->ph_rw.metadata = cpu_to_le64(metadata_dma); } - if (!disk) - goto submit; - - bio->bi_bdev = bdget_disk(disk, 0); - if (!bio->bi_bdev) { - ret = -ENODEV; - goto err_meta; - } + bio->bi_disk = disk; } -submit: blk_execute_rq(q, NULL, rq, 0); if (nvme_req(rq)->flags & NVME_REQ_CANCELLED) @@ -673,11 +665,8 @@ err_meta: if (meta_buf && meta_len) dma_pool_free(dev->dma_pool, metadata, metadata_dma); err_map: - if (bio) { - if (disk && bio->bi_bdev) - bdput(bio->bi_bdev); + if (bio) blk_rq_unmap_user(bio); - } err_ppa: if (ppa_buf && ppa_len) dma_pool_free(dev->dma_pool, ppa_list, ppa_dma); @@ -966,29 +955,3 @@ void nvme_nvm_unregister_sysfs(struct nvme_ns *ns) sysfs_remove_group(&disk_to_dev(ns->disk)->kobj, &nvm_dev_attr_group); } - -/* move to shared place when used in multiple places. */ -#define PCI_VENDOR_ID_CNEX 0x1d1d -#define PCI_DEVICE_ID_CNEX_WL 0x2807 -#define PCI_DEVICE_ID_CNEX_QEMU 0x1f1f - -int nvme_nvm_ns_supported(struct nvme_ns *ns, struct nvme_id_ns *id) -{ - struct nvme_ctrl *ctrl = ns->ctrl; - /* XXX: this is poking into PCI structures from generic code! */ - struct pci_dev *pdev = to_pci_dev(ctrl->dev); - - /* QEMU NVMe simulator - PCI ID + Vendor specific bit */ - if (pdev->vendor == PCI_VENDOR_ID_CNEX && - pdev->device == PCI_DEVICE_ID_CNEX_QEMU && - id->vs[0] == 0x1) - return 1; - - /* CNEX Labs - PCI ID + Vendor specific bit */ - if (pdev->vendor == PCI_VENDOR_ID_CNEX && - pdev->device == PCI_DEVICE_ID_CNEX_WL && - id->vs[0] == 0x1) - return 1; - - return 0; -} |