diff options
Diffstat (limited to 'drivers/nvme/host/pci.c')
| -rw-r--r-- | drivers/nvme/host/pci.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index d29d36d726b5..c2d2b8a1a4de 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -863,55 +863,6 @@ static int nvme_setup_discard(struct nvme_queue *nvmeq, struct nvme_ns *ns, return BLK_MQ_RQ_QUEUE_OK; } -static void nvme_setup_flush(struct nvme_ns *ns, struct nvme_command *cmnd) -{ - memset(cmnd, 0, sizeof(*cmnd)); - cmnd->common.opcode = nvme_cmd_flush; - cmnd->common.nsid = cpu_to_le32(ns->ns_id); -} - -static void nvme_setup_rw(struct nvme_ns *ns, struct request *req, - struct nvme_command *cmnd) -{ - u16 control = 0; - u32 dsmgmt = 0; - - if (req->cmd_flags & REQ_FUA) - control |= NVME_RW_FUA; - if (req->cmd_flags & (REQ_FAILFAST_DEV | REQ_RAHEAD)) - control |= NVME_RW_LR; - - if (req->cmd_flags & REQ_RAHEAD) - dsmgmt |= NVME_RW_DSM_FREQ_PREFETCH; - - memset(cmnd, 0, sizeof(*cmnd)); - cmnd->rw.opcode = (rq_data_dir(req) ? nvme_cmd_write : nvme_cmd_read); - cmnd->rw.command_id = req->tag; - cmnd->rw.nsid = cpu_to_le32(ns->ns_id); - cmnd->rw.slba = cpu_to_le64(nvme_block_nr(ns, blk_rq_pos(req))); - cmnd->rw.length = cpu_to_le16((blk_rq_bytes(req) >> ns->lba_shift) - 1); - - if (ns->ms) { - switch (ns->pi_type) { - case NVME_NS_DPS_PI_TYPE3: - control |= NVME_RW_PRINFO_PRCHK_GUARD; - break; - case NVME_NS_DPS_PI_TYPE1: - case NVME_NS_DPS_PI_TYPE2: - control |= NVME_RW_PRINFO_PRCHK_GUARD | - NVME_RW_PRINFO_PRCHK_REF; - cmnd->rw.reftag = cpu_to_le32( - nvme_block_nr(ns, blk_rq_pos(req))); - break; - } - if (!blk_integrity_rq(req)) - control |= NVME_RW_PRINFO_PRACT; - } - - cmnd->rw.control = cpu_to_le16(control); - cmnd->rw.dsmgmt = cpu_to_le32(dsmgmt); -} - /* * NOTE: ns is NULL when called on the admin queue. */ |