microsoft
/
WSL2-Linux-Kernel
зеркало из https://github.com/microsoft/WSL2-Linux-Kernel.git
1
0
Форкнуть 0
Код Задачи Пакеты Проекты Релизы Вики Активность
WSL2-Linux-Kernel/drivers/scsi/qla2xxx/qla_nvme.c

718 строки
19 KiB
C
Исходник Ответственный История

/*
* QLogic Fibre Channel HBA Driver
* Copyright (c) 2003-2017 QLogic Corporation
*
* See LICENSE.qla2xxx for copyright and licensing details.
*/
#include "qla_nvme.h"
#include <linux/scatterlist.h>
#include <linux/delay.h>
#include <linux/nvme.h>
#include <linux/nvme-fc.h>
static struct nvme_fc_port_template qla_nvme_fc_transport;
static void qla_nvme_unregister_remote_port(struct work_struct *);
int qla_nvme_register_remote(struct scsi_qla_host *vha, struct fc_port *fcport)
{
struct qla_nvme_rport *rport;
struct nvme_fc_port_info req;
int ret;
if (!IS_ENABLED(CONFIG_NVME_FC))
return 0;
if (!vha->flags.nvme_enabled) {
ql_log(ql_log_info, vha, 0x2100,
"%s: Not registering target since Host NVME is not enabled\n",
__func__);
return 0;
}
if (!(fcport->nvme_prli_service_param &
(NVME_PRLI_SP_TARGET | NVME_PRLI_SP_DISCOVERY)) ||
(fcport->nvme_flag & NVME_FLAG_REGISTERED))
return 0;
INIT_WORK(&fcport->nvme_del_work, qla_nvme_unregister_remote_port);
fcport->nvme_flag &= ~NVME_FLAG_RESETTING;
memset(&req, 0, sizeof(struct nvme_fc_port_info));
req.port_name = wwn_to_u64(fcport->port_name);
req.node_name = wwn_to_u64(fcport->node_name);
req.port_role = 0;
req.dev_loss_tmo = NVME_FC_DEV_LOSS_TMO;
if (fcport->nvme_prli_service_param & NVME_PRLI_SP_INITIATOR)
req.port_role = FC_PORT_ROLE_NVME_INITIATOR;
if (fcport->nvme_prli_service_param & NVME_PRLI_SP_TARGET)
req.port_role |= FC_PORT_ROLE_NVME_TARGET;
if (fcport->nvme_prli_service_param & NVME_PRLI_SP_DISCOVERY)
req.port_role |= FC_PORT_ROLE_NVME_DISCOVERY;
req.port_id = fcport->d_id.b24;
ql_log(ql_log_info, vha, 0x2102,
"%s: traddr=nn-0x%016llx:pn-0x%016llx PortID:%06x\n",
__func__, req.node_name, req.port_name,
req.port_id);
ret = nvme_fc_register_remoteport(vha->nvme_local_port, &req,
&fcport->nvme_remote_port);
if (ret) {
ql_log(ql_log_warn, vha, 0x212e,
"Failed to register remote port. Transport returned %d\n",
ret);
return ret;
}
rport = fcport->nvme_remote_port->private;
rport->fcport = fcport;
list_add_tail(&rport->list, &vha->nvme_rport_list);
fcport->nvme_flag |= NVME_FLAG_REGISTERED;
return 0;
}
/* Allocate a queue for NVMe traffic */
static int qla_nvme_alloc_queue(struct nvme_fc_local_port *lport,
unsigned int qidx, u16 qsize, void **handle)
{
struct scsi_qla_host *vha;
struct qla_hw_data *ha;
struct qla_qpair *qpair;
if (!qidx)
qidx++;
vha = (struct scsi_qla_host *)lport->private;
ha = vha->hw;
ql_log(ql_log_info, vha, 0x2104,
"%s: handle %p, idx =%d, qsize %d\n",
__func__, handle, qidx, qsize);
if (qidx > qla_nvme_fc_transport.max_hw_queues) {
ql_log(ql_log_warn, vha, 0x212f,
"%s: Illegal qidx=%d. Max=%d\n",
__func__, qidx, qla_nvme_fc_transport.max_hw_queues);
return -EINVAL;
}
if (ha->queue_pair_map[qidx]) {
*handle = ha->queue_pair_map[qidx];
ql_log(ql_log_info, vha, 0x2121,
"Returning existing qpair of %p for idx=%x\n",
*handle, qidx);
return 0;
}
qpair = qla2xxx_create_qpair(vha, 5, vha->vp_idx, true);
if (qpair == NULL) {
ql_log(ql_log_warn, vha, 0x2122,
"Failed to allocate qpair\n");
return -EINVAL;
}
*handle = qpair;
return 0;
}
static void qla_nvme_sp_ls_done(void *ptr, int res)
{
srb_t *sp = ptr;
struct srb_iocb *nvme;
struct nvmefc_ls_req *fd;
struct nvme_private *priv;
if (atomic_read(&sp->ref_count) == 0) {
ql_log(ql_log_warn, sp->fcport->vha, 0x2123,
"SP reference-count to ZERO on LS_done -- sp=%p.\n", sp);
return;
}
if (!atomic_dec_and_test(&sp->ref_count))
return;
if (res)
res = -EINVAL;
nvme = &sp->u.iocb_cmd;
fd = nvme->u.nvme.desc;
priv = fd->private;
priv->comp_status = res;
schedule_work(&priv->ls_work);
/* work schedule doesn't need the sp */
qla2x00_rel_sp(sp);
}
static void qla_nvme_sp_done(void *ptr, int res)
{
srb_t *sp = ptr;
struct srb_iocb *nvme;
struct nvmefc_fcp_req *fd;
nvme = &sp->u.iocb_cmd;
fd = nvme->u.nvme.desc;
if (!atomic_dec_and_test(&sp->ref_count))
return;
if (res == QLA_SUCCESS)
fd->status = 0;
else
fd->status = NVME_SC_INTERNAL;
fd->rcv_rsplen = nvme->u.nvme.rsp_pyld_len;
fd->done(fd);
qla2xxx_rel_qpair_sp(sp->qpair, sp);
return;
}
static void qla_nvme_abort_work(struct work_struct *work)
{
struct nvme_private *priv =
container_of(work, struct nvme_private, abort_work);
srb_t *sp = priv->sp;
fc_port_t *fcport = sp->fcport;
struct qla_hw_data *ha = fcport->vha->hw;
int rval;
rval = ha->isp_ops->abort_command(sp);
ql_dbg(ql_dbg_io, fcport->vha, 0x212b,
"%s: %s command for sp=%p, handle=%x on fcport=%p rval=%x\n",
__func__, (rval != QLA_SUCCESS) ? "Failed to abort" : "Aborted",
sp, sp->handle, fcport, rval);
}
static void qla_nvme_ls_abort(struct nvme_fc_local_port *lport,
struct nvme_fc_remote_port *rport, struct nvmefc_ls_req *fd)
{
struct nvme_private *priv = fd->private;
INIT_WORK(&priv->abort_work, qla_nvme_abort_work);
schedule_work(&priv->abort_work);
}
static void qla_nvme_ls_complete(struct work_struct *work)
{
struct nvme_private *priv =
container_of(work, struct nvme_private, ls_work);
struct nvmefc_ls_req *fd = priv->fd;
fd->done(fd, priv->comp_status);
}
static int qla_nvme_ls_req(struct nvme_fc_local_port *lport,
struct nvme_fc_remote_port *rport, struct nvmefc_ls_req *fd)
{
struct qla_nvme_rport *qla_rport = rport->private;
fc_port_t *fcport = qla_rport->fcport;
struct srb_iocb *nvme;
struct nvme_private *priv = fd->private;
struct scsi_qla_host *vha;
int rval = QLA_FUNCTION_FAILED;
struct qla_hw_data *ha;
srb_t *sp;
vha = fcport->vha;
ha = vha->hw;
/* Alloc SRB structure */
sp = qla2x00_get_sp(vha, fcport, GFP_ATOMIC);
if (!sp)
return rval;
sp->type = SRB_NVME_LS;
sp->name = "nvme_ls";
sp->done = qla_nvme_sp_ls_done;
atomic_set(&sp->ref_count, 1);
nvme = &sp->u.iocb_cmd;
priv->sp = sp;
priv->fd = fd;
INIT_WORK(&priv->ls_work, qla_nvme_ls_complete);
nvme->u.nvme.desc = fd;
nvme->u.nvme.dir = 0;
nvme->u.nvme.dl = 0;
nvme->u.nvme.cmd_len = fd->rqstlen;
nvme->u.nvme.rsp_len = fd->rsplen;
nvme->u.nvme.rsp_dma = fd->rspdma;
nvme->u.nvme.timeout_sec = fd->timeout;
nvme->u.nvme.cmd_dma = dma_map_single(&ha->pdev->dev, fd->rqstaddr,
fd->rqstlen, DMA_TO_DEVICE);
dma_sync_single_for_device(&ha->pdev->dev, nvme->u.nvme.cmd_dma,
fd->rqstlen, DMA_TO_DEVICE);
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x700e,
"qla2x00_start_sp failed = %d\n", rval);
atomic_dec(&sp->ref_count);
wake_up(&sp->nvme_ls_waitq);
return rval;
}
return rval;
}
static void qla_nvme_fcp_abort(struct nvme_fc_local_port *lport,
struct nvme_fc_remote_port *rport, void *hw_queue_handle,
struct nvmefc_fcp_req *fd)
{
struct nvme_private *priv = fd->private;
INIT_WORK(&priv->abort_work, qla_nvme_abort_work);
schedule_work(&priv->abort_work);
}
static void qla_nvme_poll(struct nvme_fc_local_port *lport, void *hw_queue_handle)
{
struct qla_qpair *qpair = hw_queue_handle;
unsigned long flags;
struct scsi_qla_host *vha = lport->private;
spin_lock_irqsave(&qpair->qp_lock, flags);
qla24xx_process_response_queue(vha, qpair->rsp);
spin_unlock_irqrestore(&qpair->qp_lock, flags);
}
static inline int qla2x00_start_nvme_mq(srb_t *sp)
{
unsigned long flags;
uint32_t *clr_ptr;
uint32_t index;
uint32_t handle;
struct cmd_nvme *cmd_pkt;
uint16_t cnt, i;
uint16_t req_cnt;
uint16_t tot_dsds;
uint16_t avail_dsds;
uint32_t *cur_dsd;
struct req_que *req = NULL;
struct scsi_qla_host *vha = sp->fcport->vha;
struct qla_hw_data *ha = vha->hw;
struct qla_qpair *qpair = sp->qpair;
struct srb_iocb *nvme = &sp->u.iocb_cmd;
struct scatterlist *sgl, *sg;
struct nvmefc_fcp_req *fd = nvme->u.nvme.desc;
uint32_t rval = QLA_SUCCESS;
/* Setup qpair pointers */
req = qpair->req;
tot_dsds = fd->sg_cnt;
/* Acquire qpair specific lock */
spin_lock_irqsave(&qpair->qp_lock, flags);
/* Check for room in outstanding command list. */
handle = req->current_outstanding_cmd;
for (index = 1; index < req->num_outstanding_cmds; index++) {
handle++;
if (handle == req->num_outstanding_cmds)
handle = 1;
if (!req->outstanding_cmds[handle])
break;
}
if (index == req->num_outstanding_cmds) {
rval = -EBUSY;
goto queuing_error;
}
req_cnt = qla24xx_calc_iocbs(vha, tot_dsds);
if (req->cnt < (req_cnt + 2)) {
cnt = IS_SHADOW_REG_CAPABLE(ha) ? *req->out_ptr :
RD_REG_DWORD_RELAXED(req->req_q_out);
if (req->ring_index < cnt)
req->cnt = cnt - req->ring_index;
else
req->cnt = req->length - (req->ring_index - cnt);
if (req->cnt < (req_cnt + 2)){
rval = -EBUSY;
goto queuing_error;
}
}
if (unlikely(!fd->sqid)) {
struct nvme_fc_cmd_iu *cmd = fd->cmdaddr;
if (cmd->sqe.common.opcode == nvme_admin_async_event) {
nvme->u.nvme.aen_op = 1;
atomic_inc(&ha->nvme_active_aen_cnt);
}
}
/* Build command packet. */
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
sp->handle = handle;
req->cnt -= req_cnt;
cmd_pkt = (struct cmd_nvme *)req->ring_ptr;
cmd_pkt->handle = MAKE_HANDLE(req->id, handle);
/* Zero out remaining portion of packet. */
clr_ptr = (uint32_t *)cmd_pkt + 2;
memset(clr_ptr, 0, REQUEST_ENTRY_SIZE - 8);
cmd_pkt->entry_status = 0;
/* Update entry type to indicate Command NVME IOCB */
cmd_pkt->entry_type = COMMAND_NVME;
/* No data transfer how do we check buffer len == 0?? */
if (fd->io_dir == NVMEFC_FCP_READ) {
cmd_pkt->control_flags =
cpu_to_le16(CF_READ_DATA | CF_NVME_ENABLE);
vha->qla_stats.input_bytes += fd->payload_length;
vha->qla_stats.input_requests++;
} else if (fd->io_dir == NVMEFC_FCP_WRITE) {
cmd_pkt->control_flags =
cpu_to_le16(CF_WRITE_DATA | CF_NVME_ENABLE);
vha->qla_stats.output_bytes += fd->payload_length;
vha->qla_stats.output_requests++;
} else if (fd->io_dir == 0) {
cmd_pkt->control_flags = cpu_to_le16(CF_NVME_ENABLE);
}
/* Set NPORT-ID */
cmd_pkt->nport_handle = cpu_to_le16(sp->fcport->loop_id);
cmd_pkt->port_id[0] = sp->fcport->d_id.b.al_pa;
cmd_pkt->port_id[1] = sp->fcport->d_id.b.area;
cmd_pkt->port_id[2] = sp->fcport->d_id.b.domain;
cmd_pkt->vp_index = sp->fcport->vha->vp_idx;
/* NVME RSP IU */
cmd_pkt->nvme_rsp_dsd_len = cpu_to_le16(fd->rsplen);
cmd_pkt->nvme_rsp_dseg_address[0] = cpu_to_le32(LSD(fd->rspdma));
cmd_pkt->nvme_rsp_dseg_address[1] = cpu_to_le32(MSD(fd->rspdma));
/* NVME CNMD IU */
cmd_pkt->nvme_cmnd_dseg_len = cpu_to_le16(fd->cmdlen);
cmd_pkt->nvme_cmnd_dseg_address[0] = cpu_to_le32(LSD(fd->cmddma));
cmd_pkt->nvme_cmnd_dseg_address[1] = cpu_to_le32(MSD(fd->cmddma));
cmd_pkt->dseg_count = cpu_to_le16(tot_dsds);
cmd_pkt->byte_count = cpu_to_le32(fd->payload_length);
/* One DSD is available in the Command Type NVME IOCB */
avail_dsds = 1;
cur_dsd = (uint32_t *)&cmd_pkt->nvme_data_dseg_address[0];
sgl = fd->first_sgl;
/* Load data segments */
for_each_sg(sgl, sg, tot_dsds, i) {
dma_addr_t sle_dma;
cont_a64_entry_t *cont_pkt;
/* Allocate additional continuation packets? */
if (avail_dsds == 0) {
/*
* Five DSDs are available in the Continuation
* Type 1 IOCB.
*/
/* Adjust ring index */
req->ring_index++;
if (req->ring_index == req->length) {
req->ring_index = 0;
req->ring_ptr = req->ring;
} else {
req->ring_ptr++;
}
cont_pkt = (cont_a64_entry_t *)req->ring_ptr;
*((uint32_t *)(&cont_pkt->entry_type)) =
cpu_to_le32(CONTINUE_A64_TYPE);
cur_dsd = (uint32_t *)cont_pkt->dseg_0_address;
avail_dsds = 5;
}
sle_dma = sg_dma_address(sg);
*cur_dsd++ = cpu_to_le32(LSD(sle_dma));
*cur_dsd++ = cpu_to_le32(MSD(sle_dma));
*cur_dsd++ = cpu_to_le32(sg_dma_len(sg));
avail_dsds--;
}
/* Set total entry count. */
cmd_pkt->entry_count = (uint8_t)req_cnt;
wmb();
/* Adjust ring index. */
req->ring_index++;
if (req->ring_index == req->length) {
req->ring_index = 0;
req->ring_ptr = req->ring;
} else {
req->ring_ptr++;
}
/* Set chip new ring index. */
WRT_REG_DWORD(req->req_q_in, req->ring_index);
queuing_error:
spin_unlock_irqrestore(&qpair->qp_lock, flags);
return rval;
}
/* Post a command */
static int qla_nvme_post_cmd(struct nvme_fc_local_port *lport,
struct nvme_fc_remote_port *rport, void *hw_queue_handle,
struct nvmefc_fcp_req *fd)
{
fc_port_t *fcport;
struct srb_iocb *nvme;
struct scsi_qla_host *vha;
int rval = -ENODEV;
srb_t *sp;
struct qla_qpair *qpair = hw_queue_handle;
struct nvme_private *priv;
struct qla_nvme_rport *qla_rport = rport->private;
if (!fd || !qpair) {
ql_log(ql_log_warn, NULL, 0x2134,
"NO NVMe request or Queue Handle\n");
return rval;
}
priv = fd->private;
fcport = qla_rport->fcport;
if (!fcport) {
ql_log(ql_log_warn, NULL, 0x210e, "No fcport ptr\n");
return rval;
}
vha = fcport->vha;
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags))
return rval;
/*
* If we know the dev is going away while the transport is still sending
* IO's return busy back to stall the IO Q. This happens when the
* link goes away and fw hasn't notified us yet, but IO's are being
* returned. If the dev comes back quickly we won't exhaust the IO
* retry count at the core.
*/
if (fcport->nvme_flag & NVME_FLAG_RESETTING)
return -EBUSY;
/* Alloc SRB structure */
sp = qla2xxx_get_qpair_sp(qpair, fcport, GFP_ATOMIC);
if (!sp)
return -EBUSY;
atomic_set(&sp->ref_count, 1);
init_waitqueue_head(&sp->nvme_ls_waitq);
priv->sp = sp;
sp->type = SRB_NVME_CMD;
sp->name = "nvme_cmd";
sp->done = qla_nvme_sp_done;
sp->qpair = qpair;
nvme = &sp->u.iocb_cmd;
nvme->u.nvme.desc = fd;
rval = qla2x00_start_nvme_mq(sp);
if (rval != QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x212d,
"qla2x00_start_nvme_mq failed = %d\n", rval);
atomic_dec(&sp->ref_count);
wake_up(&sp->nvme_ls_waitq);
}
return rval;
}
static void qla_nvme_localport_delete(struct nvme_fc_local_port *lport)
{
struct scsi_qla_host *vha = lport->private;
ql_log(ql_log_info, vha, 0x210f,
"localport delete of %p completed.\n", vha->nvme_local_port);
vha->nvme_local_port = NULL;
complete(&vha->nvme_del_done);
}
static void qla_nvme_remoteport_delete(struct nvme_fc_remote_port *rport)
{
fc_port_t *fcport;
struct qla_nvme_rport *qla_rport = rport->private, *trport;
fcport = qla_rport->fcport;
fcport->nvme_remote_port = NULL;
fcport->nvme_flag &= ~NVME_FLAG_REGISTERED;
list_for_each_entry_safe(qla_rport, trport,
&fcport->vha->nvme_rport_list, list) {
if (qla_rport->fcport == fcport) {
list_del(&qla_rport->list);
break;
}
}
complete(&fcport->nvme_del_done);
if (!test_bit(UNLOADING, &fcport->vha->dpc_flags)) {
INIT_WORK(&fcport->free_work, qlt_free_session_done);
schedule_work(&fcport->free_work);
}
fcport->nvme_flag &= ~(NVME_FLAG_REGISTERED | NVME_FLAG_DELETING);
ql_log(ql_log_info, fcport->vha, 0x2110,
"remoteport_delete of %p completed.\n", fcport);
}
static struct nvme_fc_port_template qla_nvme_fc_transport = {
.localport_delete = qla_nvme_localport_delete,
.remoteport_delete = qla_nvme_remoteport_delete,
.create_queue = qla_nvme_alloc_queue,
.delete_queue = NULL,
.ls_req = qla_nvme_ls_req,
.ls_abort = qla_nvme_ls_abort,
.fcp_io = qla_nvme_post_cmd,
.fcp_abort = qla_nvme_fcp_abort,
.poll_queue = qla_nvme_poll,
.max_hw_queues = 8,
.max_sgl_segments = 128,
.max_dif_sgl_segments = 64,
.dma_boundary = 0xFFFFFFFF,
.local_priv_sz = 8,
.remote_priv_sz = sizeof(struct qla_nvme_rport),
.lsrqst_priv_sz = sizeof(struct nvme_private),
.fcprqst_priv_sz = sizeof(struct nvme_private),
};
#define NVME_ABORT_POLLING_PERIOD 2
static int qla_nvme_wait_on_command(srb_t *sp)
{
int ret = QLA_SUCCESS;
wait_event_timeout(sp->nvme_ls_waitq, (atomic_read(&sp->ref_count) > 1),
NVME_ABORT_POLLING_PERIOD*HZ);
if (atomic_read(&sp->ref_count) > 1)
ret = QLA_FUNCTION_FAILED;
return ret;
}
void qla_nvme_abort(struct qla_hw_data *ha, struct srb *sp, int res)
{
int rval;
if (!test_bit(ABORT_ISP_ACTIVE, &sp->vha->dpc_flags)) {
rval = ha->isp_ops->abort_command(sp);
if (!rval && !qla_nvme_wait_on_command(sp))
ql_log(ql_log_warn, NULL, 0x2112,
"timed out waiting on sp=%p\n", sp);
} else {
sp->done(sp, res);
}
}
static void qla_nvme_unregister_remote_port(struct work_struct *work)
{
struct fc_port *fcport = container_of(work, struct fc_port,
nvme_del_work);
struct qla_nvme_rport *qla_rport, *trport;
if (!IS_ENABLED(CONFIG_NVME_FC))
return;
ql_log(ql_log_warn, NULL, 0x2112,
"%s: unregister remoteport on %p\n",__func__, fcport);
list_for_each_entry_safe(qla_rport, trport,
&fcport->vha->nvme_rport_list, list) {
if (qla_rport->fcport == fcport) {
ql_log(ql_log_info, fcport->vha, 0x2113,
"%s: fcport=%p\n", __func__, fcport);
init_completion(&fcport->nvme_del_done);
nvme_fc_unregister_remoteport(
fcport->nvme_remote_port);
wait_for_completion(&fcport->nvme_del_done);
break;
}
}
}
void qla_nvme_delete(struct scsi_qla_host *vha)
{
struct qla_nvme_rport *qla_rport, *trport;
fc_port_t *fcport;
int nv_ret;
if (!IS_ENABLED(CONFIG_NVME_FC))
return;
list_for_each_entry_safe(qla_rport, trport,
&vha->nvme_rport_list, list) {
fcport = qla_rport->fcport;
ql_log(ql_log_info, fcport->vha, 0x2114, "%s: fcport=%p\n",
__func__, fcport);
nvme_fc_set_remoteport_devloss(fcport->nvme_remote_port, 0);
init_completion(&fcport->nvme_del_done);
nvme_fc_unregister_remoteport(fcport->nvme_remote_port);
wait_for_completion(&fcport->nvme_del_done);
}
if (vha->nvme_local_port) {
init_completion(&vha->nvme_del_done);
ql_log(ql_log_info, vha, 0x2116,
"unregister localport=%p\n",
vha->nvme_local_port);
nv_ret = nvme_fc_unregister_localport(vha->nvme_local_port);
if (nv_ret)
ql_log(ql_log_info, vha, 0x2115,
"Unregister of localport failed\n");
else
wait_for_completion(&vha->nvme_del_done);
}
}
void qla_nvme_register_hba(struct scsi_qla_host *vha)
{
struct nvme_fc_port_template *tmpl;
struct qla_hw_data *ha;
struct nvme_fc_port_info pinfo;
int ret;
if (!IS_ENABLED(CONFIG_NVME_FC))
return;
ha = vha->hw;
tmpl = &qla_nvme_fc_transport;
WARN_ON(vha->nvme_local_port);
WARN_ON(ha->max_req_queues < 3);
qla_nvme_fc_transport.max_hw_queues =
min((uint8_t)(qla_nvme_fc_transport.max_hw_queues),
(uint8_t)(ha->max_req_queues - 2));
pinfo.node_name = wwn_to_u64(vha->node_name);
pinfo.port_name = wwn_to_u64(vha->port_name);
pinfo.port_role = FC_PORT_ROLE_NVME_INITIATOR;
pinfo.port_id = vha->d_id.b24;
ql_log(ql_log_info, vha, 0xffff,
"register_localport: host-traddr=nn-0x%llx:pn-0x%llx on portID:%x\n",
pinfo.node_name, pinfo.port_name, pinfo.port_id);
qla_nvme_fc_transport.dma_boundary = vha->host->dma_boundary;
ret = nvme_fc_register_localport(&pinfo, tmpl,
get_device(&ha->pdev->dev), &vha->nvme_local_port);
if (ret) {
ql_log(ql_log_warn, vha, 0xffff,
"register_localport failed: ret=%x\n", ret);
return;
}
vha->nvme_local_port->private = vha;
}
Ссылка в новой задаче Показать git blame Копировать постоянную ссылку