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[SCSI] qla2xxx: Add BSG support for FC ELS/CT passthrough and vendor commands.

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[jejb: fixed printk casting issues]
Signed-off-by: Sarang Radke <sarang.radke@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Giridhar Malavali 2010-01-12 13:02:47 -08:00 committed by James Bottomley
parent 90a86fc05f
commit 9a069e1967
9 changed files with 1326 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

746
drivers/scsi/qla2xxx/qla_attr.c
View File

@ -11,7 +11,9 @@
#include <linux/delay.h>
static int qla24xx_vport_disable(struct fc_vport *, bool);
static int qla84xx_reset(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
int qla84xx_reset_chip(scsi_qla_host_t *, uint16_t, uint16_t *);
static int qla84xx_mgmt_cmd(scsi_qla_host_t *, struct msg_echo_lb *, struct fc_bsg_job *);
/* SYSFS attributes --------------------------------------------------------- */
static ssize_t
@ -1167,6 +1169,28 @@ qla2x00_total_isp_aborts_show(struct device *dev,
ha->qla_stats.total_isp_aborts);
}
static ssize_t
qla24xx_84xx_fw_version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
int rval = QLA_SUCCESS;
uint16_t status[2] = {0, 0};
scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
struct qla_hw_data *ha = vha->hw;
if (IS_QLA84XX(ha) && ha->cs84xx) {
if (ha->cs84xx->op_fw_version == 0) {
rval = qla84xx_verify_chip(vha, status);
}
if ((rval == QLA_SUCCESS) && (status[0] == 0))
return snprintf(buf, PAGE_SIZE, "%u\n",
(uint32_t)ha->cs84xx->op_fw_version);
}
return snprintf(buf, PAGE_SIZE, "\n");
}
static ssize_t
qla2x00_mpi_version_show(struct device *dev, struct device_attribute *attr,
char *buf)
@ -1281,6 +1305,8 @@ static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
qla2x00_optrom_fcode_version_show, NULL);
static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
NULL);
static DEVICE_ATTR(84xx_fw_version, S_IRUGO, qla24xx_84xx_fw_version_show,
NULL);
static DEVICE_ATTR(total_isp_aborts, S_IRUGO, qla2x00_total_isp_aborts_show,
NULL);
static DEVICE_ATTR(mpi_version, S_IRUGO, qla2x00_mpi_version_show, NULL);
@ -1310,6 +1336,7 @@ struct device_attribute *qla2x00_host_attrs[] = {
&dev_attr_optrom_efi_version,
&dev_attr_optrom_fcode_version,
&dev_attr_optrom_fw_version,
&dev_attr_84xx_fw_version,
&dev_attr_total_isp_aborts,
&dev_attr_mpi_version,
&dev_attr_phy_version,
@ -1795,6 +1822,597 @@ qla24xx_vport_disable(struct fc_vport *fc_vport, bool disable)
return 0;
}
/* BSG support for ELS/CT pass through */
inline srb_t *
qla2x00_get_ctx_bsg_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size)
{
srb_t *sp;
struct qla_hw_data *ha = vha->hw;
struct srb_bsg_ctx *ctx;
sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
if (!sp)
goto done;
ctx = kzalloc(size, GFP_KERNEL);
if (!ctx) {
mempool_free(sp, ha->srb_mempool);
goto done;
}
memset(sp, 0, sizeof(*sp));
sp->fcport = fcport;
sp->ctx = ctx;
done:
return sp;
}
static int
qla2x00_process_els(struct fc_bsg_job *bsg_job)
{
struct fc_rport *rport;
fc_port_t *fcport;
struct Scsi_Host *host;
scsi_qla_host_t *vha;
struct qla_hw_data *ha;
srb_t *sp;
const char *type;
int req_sg_cnt, rsp_sg_cnt;
int rval = (DRIVER_ERROR << 16);
uint16_t nextlid = 0;
struct srb_bsg *els;
/* Multiple SG's are not supported for ELS requests */
if (bsg_job->request_payload.sg_cnt > 1 ||
bsg_job->reply_payload.sg_cnt > 1) {
DEBUG2(printk(KERN_INFO
"multiple SG's are not supported for ELS requests"
" [request_sg_cnt: %x reply_sg_cnt: %x]\n",
bsg_job->request_payload.sg_cnt,
bsg_job->reply_payload.sg_cnt));
rval = -EPERM;
goto done;
}
/* ELS request for rport */
if (bsg_job->request->msgcode == FC_BSG_RPT_ELS) {
rport = bsg_job->rport;
fcport = *(fc_port_t **) rport->dd_data;
host = rport_to_shost(rport);
vha = shost_priv(host);
ha = vha->hw;
type = "FC_BSG_RPT_ELS";
DEBUG2(printk(KERN_INFO
"scsi(%ld): loop-id=%x portid=%02x%02x%02x.\n",
fcport->vha->host_no, fcport->loop_id,
fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa));
/* make sure the rport is logged in,
* if not perform fabric login
*/
if (qla2x00_fabric_login(vha, fcport, &nextlid)) {
DEBUG2(qla_printk(KERN_WARNING, ha,
"failed to login port %06X for ELS passthru\n",
fcport->d_id.b24));
rval = -EIO;
goto done;
}
} else {
host = bsg_job->shost;
vha = shost_priv(host);
ha = vha->hw;
type = "FC_BSG_HST_ELS_NOLOGIN";
DEBUG2(printk(KERN_INFO
"scsi(%ld): loop-id=%x portid=%02x%02x%02x.\n",
vha->host_no, vha->loop_id,
vha->d_id.b.domain, vha->d_id.b.area, vha->d_id.b.al_pa));
/* Allocate a dummy fcport structure, since functions
* preparing the IOCB and mailbox command retrieves port
* specific information from fcport structure. For Host based
* ELS commands there will be no fcport structure allocated
*/
fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
if (!fcport) {
rval = -ENOMEM;
goto done;
}
/* Initialize all required fields of fcport */
fcport->vha = vha;
fcport->vp_idx = vha->vp_idx;
fcport->d_id.b.al_pa =
bsg_job->request->rqst_data.h_els.port_id[0];
fcport->d_id.b.area =
bsg_job->request->rqst_data.h_els.port_id[1];
fcport->d_id.b.domain =
bsg_job->request->rqst_data.h_els.port_id[2];
fcport->loop_id =
(fcport->d_id.b.al_pa == 0xFD) ?
NPH_FABRIC_CONTROLLER : NPH_F_PORT;
}
DEBUG2(printk(KERN_INFO
"scsi(%ld): vendor-id = %llu\n",
vha->host_no, host->hostt->vendor_id));
req_sg_cnt =
dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
if (!req_sg_cnt) {
rval = -ENOMEM;
goto done_free_fcport;
}
rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if (!rsp_sg_cnt) {
rval = -ENOMEM;
goto done_free_fcport;
}
if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
(rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
{
DEBUG2(printk(KERN_INFO
"dma mapping resulted in different sg counts \
[request_sg_cnt: %x dma_request_sg_cnt: %x\
reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
bsg_job->request_payload.sg_cnt, req_sg_cnt,
bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
rval = -EAGAIN;
goto done_unmap_sg;
}
/* Alloc SRB structure */
sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
if (!sp) {
rval = -ENOMEM;
goto done_unmap_sg;
}
els = sp->ctx;
els->ctx.type =
(bsg_job->request->msgcode == FC_BSG_RPT_ELS ?
SRB_ELS_CMD_RPT : SRB_ELS_CMD_HST);
els->bsg_job = bsg_job;
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
"portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
bsg_job->request->rqst_data.h_els.command_code,
fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa));
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
rval = -EIO;
goto done_unmap_sg;
}
return rval;
done_unmap_sg:
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
goto done_free_fcport;
done_free_fcport:
if (bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN)
kfree(fcport);
done:
return rval;
}
static int
qla2x00_process_ct(struct fc_bsg_job *bsg_job)
{
srb_t *sp;
struct Scsi_Host *host = bsg_job->shost;
scsi_qla_host_t *vha = shost_priv(host);
struct qla_hw_data *ha = vha->hw;
int rval = (DRIVER_ERROR << 16);
int req_sg_cnt, rsp_sg_cnt;
uint16_t loop_id;
struct fc_port *fcport;
char *type = "FC_BSG_HST_CT";
struct srb_bsg *ct;
/* pass through is supported only for ISP 4Gb or higher */
if (!IS_FWI2_CAPABLE(ha)) {
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld):Firmware is not capable to support FC "
"CT pass thru\n", vha->host_no));
rval = -EPERM;
goto done;
}
req_sg_cnt =
dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
if (!req_sg_cnt) {
rval = -ENOMEM;
goto done;
}
rsp_sg_cnt = dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if (!rsp_sg_cnt) {
rval = -ENOMEM;
goto done;
}
if ((req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
(rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
{
DEBUG2(qla_printk(KERN_WARNING, ha,
"dma mapping resulted in different sg counts \
[request_sg_cnt: %x dma_request_sg_cnt: %x\
reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
bsg_job->request_payload.sg_cnt, req_sg_cnt,
bsg_job->reply_payload.sg_cnt, rsp_sg_cnt));
rval = -EAGAIN;
goto done_unmap_sg;
}
loop_id =
(bsg_job->request->rqst_data.h_ct.preamble_word1 & 0xFF000000)
>> 24;
switch (loop_id) {
case 0xFC:
loop_id = cpu_to_le16(NPH_SNS);
break;
case 0xFA:
loop_id = vha->mgmt_svr_loop_id;
break;
default:
DEBUG2(qla_printk(KERN_INFO, ha,
"Unknown loop id: %x\n", loop_id));
rval = -EINVAL;
goto done_unmap_sg;
}
/* Allocate a dummy fcport structure, since functions preparing the
* IOCB and mailbox command retrieves port specific information
* from fcport structure. For Host based ELS commands there will be
* no fcport structure allocated
*/
fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
if (!fcport)
{
rval = -ENOMEM;
goto done_unmap_sg;
}
/* Initialize all required fields of fcport */
fcport->vha = vha;
fcport->vp_idx = vha->vp_idx;
fcport->d_id.b.al_pa = bsg_job->request->rqst_data.h_ct.port_id[0];
fcport->d_id.b.area = bsg_job->request->rqst_data.h_ct.port_id[1];
fcport->d_id.b.domain = bsg_job->request->rqst_data.h_ct.port_id[2];
fcport->loop_id = loop_id;
/* Alloc SRB structure */
sp = qla2x00_get_ctx_bsg_sp(vha, fcport, sizeof(struct srb_bsg));
if (!sp) {
rval = -ENOMEM;
goto done_free_fcport;
}
ct = sp->ctx;
ct->ctx.type = SRB_CT_CMD;
ct->bsg_job = bsg_job;
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld:%x): bsg rqst type: %s els type: %x - loop-id=%x "
"portid=%02x%02x%02x.\n", vha->host_no, sp->handle, type,
(bsg_job->request->rqst_data.h_ct.preamble_word2 >> 16),
fcport->loop_id, fcport->d_id.b.domain, fcport->d_id.b.area,
fcport->d_id.b.al_pa));
rval = qla2x00_start_sp(sp);
if (rval != QLA_SUCCESS) {
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
rval = -EIO;
goto done_free_fcport;
}
return rval;
done_free_fcport:
kfree(fcport);
done_unmap_sg:
dma_unmap_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
done:
return rval;
}
static int
qla2x00_process_vendor_specific(struct fc_bsg_job *bsg_job)
{
struct Scsi_Host *host = bsg_job->shost;
scsi_qla_host_t *vha = shost_priv(host);
struct qla_hw_data *ha = vha->hw;
int rval;
uint8_t command_sent;
uint32_t vendor_cmd;
char *type;
struct msg_echo_lb elreq;
uint16_t response[MAILBOX_REGISTER_COUNT];
uint8_t* fw_sts_ptr;
uint8_t *req_data;
dma_addr_t req_data_dma;
uint32_t req_data_len;
uint8_t *rsp_data;
dma_addr_t rsp_data_dma;
uint32_t rsp_data_len;
if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) ||
test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
rval = -EBUSY;
goto done;
}
elreq.req_sg_cnt =
dma_map_sg(&ha->pdev->dev, bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
if (!elreq.req_sg_cnt) {
rval = -ENOMEM;
goto done;
}
elreq.rsp_sg_cnt =
dma_map_sg(&ha->pdev->dev, bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if (!elreq.rsp_sg_cnt) {
rval = -ENOMEM;
goto done;
}
if ((elreq.req_sg_cnt != bsg_job->request_payload.sg_cnt) ||
(elreq.rsp_sg_cnt != bsg_job->reply_payload.sg_cnt))
{
DEBUG2(printk(KERN_INFO
"dma mapping resulted in different sg counts \
[request_sg_cnt: %x dma_request_sg_cnt: %x\
reply_sg_cnt: %x dma_reply_sg_cnt: %x]\n",
bsg_job->request_payload.sg_cnt, elreq.req_sg_cnt,
bsg_job->reply_payload.sg_cnt, elreq.rsp_sg_cnt));
rval = -EAGAIN;
goto done_unmap_sg;
}
req_data_len = rsp_data_len = bsg_job->request_payload.payload_len;
req_data = dma_alloc_coherent(&ha->pdev->dev, req_data_len,
&req_data_dma, GFP_KERNEL);
rsp_data = dma_alloc_coherent(&ha->pdev->dev, rsp_data_len,
&rsp_data_dma, GFP_KERNEL);
/* Copy the request buffer in req_data now */
sg_copy_to_buffer(bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, req_data,
req_data_len);
elreq.send_dma = req_data_dma;
elreq.rcv_dma = rsp_data_dma;
elreq.transfer_size = req_data_len;
/* Vendor cmd : loopback or ECHO diagnostic
* Options:
* Loopback : Either internal or external loopback
* ECHO: ECHO ELS or Vendor specific FC4 link data
*/
vendor_cmd = bsg_job->request->rqst_data.h_vendor.vendor_cmd[0];
elreq.options =
*(((uint32_t *)bsg_job->request->rqst_data.h_vendor.vendor_cmd)
+ 1);
switch (bsg_job->request->rqst_data.h_vendor.vendor_cmd[0]) {
case QL_VND_LOOPBACK:
if (ha->current_topology != ISP_CFG_F) {
type = "FC_BSG_HST_VENDOR_LOOPBACK";
if ((IS_QLA81XX(ha)) &&
((elreq.options == 0) || (elreq.options == 2))) {
DEBUG2(qla_printk(KERN_INFO, ha, "scsi(%ld)"
"loopback option:0x%x not supported\n", vha->host_no, elreq.options));
rval = -EINVAL;
goto done_unmap_sg;
}
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
vha->host_no, type, vendor_cmd, elreq.options));
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) tx_addr: 0x%llx rx_addr: 0x%llx tx_sg_cnt: %x rx_sg_cnt: %x\n",
vha->host_no, (unsigned long long)elreq.send_dma, (unsigned long long)elreq.rcv_dma, elreq.req_sg_cnt, elreq.rsp_sg_cnt));
command_sent = INT_DEF_LB_LOOPBACK_CMD;
rval = qla2x00_loopback_test(vha, &elreq, response);
if (IS_QLA81XX(ha)) {
if (response[0] == MBS_COMMAND_ERROR && response[1] == MBS_LB_RESET) {
DEBUG2(printk(KERN_ERR "%s(%ld): ABORTing "
"ISP\n", __func__, vha->host_no));
set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
qla2xxx_wake_dpc(vha);
}
}
} else {
type = "FC_BSG_HST_VENDOR_ECHO_DIAG";
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) bsg rqst type: %s vendor rqst type: %x options: %x.\n",
vha->host_no, type, vendor_cmd, elreq.options));
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) tx_addr: 0x%llx rx_addr: 0x%llx tx_sg_cnt: %x rx_sg_cnt: %x\n",
vha->host_no, (unsigned long long)elreq.send_dma, (unsigned long long)elreq.rcv_dma, elreq.req_sg_cnt, elreq.rsp_sg_cnt));
command_sent = INT_DEF_LB_ECHO_CMD;
rval = qla2x00_echo_test(vha, &elreq, response);
}
break;
case QLA84_RESET:
if (!IS_QLA84XX(vha->hw)) {
rval = -EINVAL;
DEBUG16(printk(
"%s(%ld): 8xxx exiting.\n",
__func__, vha->host_no));
return rval;
}
rval = qla84xx_reset(vha, &elreq, bsg_job);
break;
case QLA84_MGMT_CMD:
if (!IS_QLA84XX(vha->hw)) {
rval = -EINVAL;
DEBUG16(printk(
"%s(%ld): 8xxx exiting.\n",
__func__, vha->host_no));
return rval;
}
rval = qla84xx_mgmt_cmd(vha, &elreq, bsg_job);
break;
default:
rval = -ENOSYS;
}
if (rval != QLA_SUCCESS) {
DEBUG2(qla_printk(KERN_WARNING, ha,
"scsi(%ld) Vendor request %s failed\n", vha->host_no, type));
rval = 0;
bsg_job->reply->result = (DID_ERROR << 16);
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
memcpy( fw_sts_ptr, response, sizeof(response));
fw_sts_ptr += sizeof(response);
*fw_sts_ptr = command_sent;
} else {
DEBUG2(qla_printk(KERN_WARNING, ha,
"scsi(%ld) Vendor request %s completed\n", vha->host_no, type));
rval = bsg_job->reply->result = 0;
bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(response) + sizeof(uint8_t);
bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
memcpy(fw_sts_ptr, response, sizeof(response));
fw_sts_ptr += sizeof(response);
*fw_sts_ptr = command_sent;
sg_copy_from_buffer(bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, rsp_data,
rsp_data_len);
}
bsg_job->job_done(bsg_job);
done_unmap_sg:
if(req_data)
dma_free_coherent(&ha->pdev->dev, req_data_len,
req_data, req_data_dma);
dma_unmap_sg(&ha->pdev->dev,
bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev,
bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
done:
return rval;
}
static int
qla24xx_bsg_request(struct fc_bsg_job *bsg_job)
{
int ret = -EINVAL;
switch (bsg_job->request->msgcode) {
case FC_BSG_RPT_ELS:
case FC_BSG_HST_ELS_NOLOGIN:
ret = qla2x00_process_els(bsg_job);
break;
case FC_BSG_HST_CT:
ret = qla2x00_process_ct(bsg_job);
break;
case FC_BSG_HST_VENDOR:
ret = qla2x00_process_vendor_specific(bsg_job);
break;
case FC_BSG_HST_ADD_RPORT:
case FC_BSG_HST_DEL_RPORT:
case FC_BSG_RPT_CT:
default:
DEBUG2(printk("qla2xxx: unsupported BSG request\n"));
break;
}
return ret;
}
static int
qla24xx_bsg_timeout(struct fc_bsg_job *bsg_job)
{
scsi_qla_host_t *vha = shost_priv(bsg_job->shost);
struct qla_hw_data *ha = vha->hw;
srb_t *sp;
int i;
unsigned long flags;
uint16_t que_id;
struct req_que *req;
struct rsp_que *rsp;
int found = 0;
struct srb_bsg *sp_bsg;
/* find the bsg job from the active list of commands */
spin_lock_irqsave(&ha->hardware_lock, flags);
req = ha->req_q_map[0];
que_id = req->id;
if (req->rsp)
rsp = req->rsp;
else
rsp = ha->rsp_q_map[que_id];
for (i = 1; i < MAX_OUTSTANDING_COMMANDS; i++ ) {
sp = req->outstanding_cmds[i];
if (sp == NULL)
continue;
sp_bsg = (struct srb_bsg*)sp->ctx;
if (((sp_bsg->ctx.type == SRB_CT_CMD) ||
(sp_bsg->ctx.type == SRB_ELS_CMD_RPT)
|| ( sp_bsg->ctx.type == SRB_ELS_CMD_HST)) &&
(sp_bsg->bsg_job == bsg_job)) {
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) req_q: %p rsp_q: %p que_id: %x sp: %p\n",
vha->host_no, req, rsp, que_id, sp));
found = 1;
break;
}
}
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (!found) {
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld) SRB not found to abort\n", vha->host_no));
bsg_job->req->errors = bsg_job->reply->result = -ENXIO;
return 0;
}
if (ha->isp_ops->abort_command(sp)) {
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld): mbx abort_command failed\n", vha->host_no));
bsg_job->req->errors = bsg_job->reply->result = -EIO;
} else {
DEBUG2(qla_printk(KERN_INFO, ha,
"scsi(%ld): mbx abort_command success\n", vha->host_no));
bsg_job->req->errors = bsg_job->reply->result = 0;
}
if (bsg_job->request->msgcode == FC_BSG_HST_CT)
kfree(sp->fcport);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
return 0;
}
struct fc_function_template qla2xxx_transport_functions = {
.show_host_node_name = 1,
@ -1838,6 +2456,8 @@ struct fc_function_template qla2xxx_transport_functions = {
.vport_create = qla24xx_vport_create,
.vport_disable = qla24xx_vport_disable,
.vport_delete = qla24xx_vport_delete,
.bsg_request = qla24xx_bsg_request,
.bsg_timeout = qla24xx_bsg_timeout,
};
struct fc_function_template qla2xxx_transport_vport_functions = {
@ -1878,6 +2498,8 @@ struct fc_function_template qla2xxx_transport_vport_functions = {
.dev_loss_tmo_callbk = qla2x00_dev_loss_tmo_callbk,
.terminate_rport_io = qla2x00_terminate_rport_io,
.get_fc_host_stats = qla2x00_get_fc_host_stats,
.bsg_request = qla24xx_bsg_request,
.bsg_timeout = qla24xx_bsg_timeout,
};
void
@ -1906,3 +2528,125 @@ qla2x00_init_host_attr(scsi_qla_host_t *vha)
speed = FC_PORTSPEED_1GBIT;
fc_host_supported_speeds(vha->host) = speed;
}
static int
qla84xx_reset(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
{
int ret = 0;
int cmd;
uint16_t cmd_status;
DEBUG16(printk("%s(%ld): entered.\n", __func__, ha->host_no));
cmd = (*((bsg_job->request->rqst_data.h_vendor.vendor_cmd) + 2))
== A84_RESET_FLAG_ENABLE_DIAG_FW ?
A84_ISSUE_RESET_DIAG_FW : A84_ISSUE_RESET_OP_FW;
ret = qla84xx_reset_chip(ha, cmd == A84_ISSUE_RESET_DIAG_FW,
&cmd_status);
return ret;
}
static int
qla84xx_mgmt_cmd(scsi_qla_host_t *ha, struct msg_echo_lb *mreq, struct fc_bsg_job *bsg_job)
{
struct access_chip_84xx *mn;
dma_addr_t mn_dma, mgmt_dma;
void *mgmt_b = NULL;
int ret = 0;
int rsp_hdr_len, len = 0;
struct qla84_msg_mgmt *ql84_mgmt;
ql84_mgmt = (struct qla84_msg_mgmt *) vmalloc(sizeof(struct qla84_msg_mgmt));
ql84_mgmt->cmd =
*((uint16_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 2));
ql84_mgmt->mgmtp.u.mem.start_addr =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 3));
ql84_mgmt->len =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 4));
ql84_mgmt->mgmtp.u.config.id =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 5));
ql84_mgmt->mgmtp.u.config.param0 =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 6));
ql84_mgmt->mgmtp.u.config.param1 =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 7));
ql84_mgmt->mgmtp.u.info.type =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 8));
ql84_mgmt->mgmtp.u.info.context =
*((uint32_t *)(bsg_job->request->rqst_data.h_vendor.vendor_cmd + 9));
rsp_hdr_len = bsg_job->request_payload.payload_len;
mn = dma_pool_alloc(ha->hw->s_dma_pool, GFP_KERNEL, &mn_dma);
if (mn == NULL) {
DEBUG2(printk(KERN_ERR "%s: dma alloc for fw buffer "
"failed%lu\n", __func__, ha->host_no));
return -ENOMEM;
}
memset(mn, 0, sizeof (struct access_chip_84xx));
mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
mn->entry_count = 1;
switch (ql84_mgmt->cmd) {
case QLA84_MGMT_READ_MEM:
mn->options = cpu_to_le16(ACO_DUMP_MEMORY);
mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
break;
case QLA84_MGMT_WRITE_MEM:
mn->options = cpu_to_le16(ACO_LOAD_MEMORY);
mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.mem.start_addr);
break;
case QLA84_MGMT_CHNG_CONFIG:
mn->options = cpu_to_le16(ACO_CHANGE_CONFIG_PARAM);
mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.id);
mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param0);
mn->parameter3 = cpu_to_le32(ql84_mgmt->mgmtp.u.config.param1);
break;
case QLA84_MGMT_GET_INFO:
mn->options = cpu_to_le16(ACO_REQUEST_INFO);
mn->parameter1 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.type);
mn->parameter2 = cpu_to_le32(ql84_mgmt->mgmtp.u.info.context);
break;
default:
ret = -EIO;
goto exit_mgmt0;
}
if ((len == ql84_mgmt->len) &&
ql84_mgmt->cmd != QLA84_MGMT_CHNG_CONFIG) {
mgmt_b = dma_alloc_coherent(&ha->hw->pdev->dev, len,
&mgmt_dma, GFP_KERNEL);
if (mgmt_b == NULL) {
DEBUG2(printk(KERN_ERR "%s: dma alloc mgmt_b "
"failed%lu\n", __func__, ha->host_no));
ret = -ENOMEM;
goto exit_mgmt0;
}
mn->total_byte_cnt = cpu_to_le32(ql84_mgmt->len);
mn->dseg_count = cpu_to_le16(1);
mn->dseg_address[0] = cpu_to_le32(LSD(mgmt_dma));
mn->dseg_address[1] = cpu_to_le32(MSD(mgmt_dma));
mn->dseg_length = cpu_to_le32(len);
if (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM) {
memcpy(mgmt_b, ql84_mgmt->payload, len);
}
}
ret = qla2x00_issue_iocb(ha, mn, mn_dma, 0);
if ((ret != QLA_SUCCESS) || (ql84_mgmt->cmd == QLA84_MGMT_WRITE_MEM)
|| (ql84_mgmt->cmd == QLA84_MGMT_CHNG_CONFIG)) {
if (ret != QLA_SUCCESS)
DEBUG2(printk(KERN_ERR "%s(%lu): failed\n",
__func__, ha->host_no));
} else if ((ql84_mgmt->cmd == QLA84_MGMT_READ_MEM) ||
(ql84_mgmt->cmd == QLA84_MGMT_GET_INFO)) {
}
if (mgmt_b)
dma_free_coherent(&ha->hw->pdev->dev, len, mgmt_b, mgmt_dma);
exit_mgmt0:
dma_pool_free(ha->hw->s_dma_pool, mn, mn_dma);
return ret;
}

155
drivers/scsi/qla2xxx/qla_def.h
View File

@ -31,6 +31,7 @@
#include <scsi/scsi_device.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_transport_fc.h>
#include <scsi/scsi_bsg_fc.h>
#define QLA2XXX_DRIVER_NAME "qla2xxx"
@ -228,6 +229,27 @@ struct srb_logio {
uint16_t flags;
};
struct srb_bsg_ctx {
#define SRB_ELS_CMD_RPT 3
#define SRB_ELS_CMD_HST 4
#define SRB_CT_CMD 5
uint16_t type;
};
struct srb_bsg {
struct srb_bsg_ctx ctx;
struct fc_bsg_job *bsg_job;
};
struct msg_echo_lb {
dma_addr_t send_dma;
dma_addr_t rcv_dma;
uint16_t req_sg_cnt;
uint16_t rsp_sg_cnt;
uint16_t options;
uint32_t transfer_size;
};
/*
* ISP I/O Register Set structure definitions.
*/
@ -522,6 +544,8 @@ typedef struct {
#define MBA_DISCARD_RND_FRAME 0x8048 /* discard RND frame due to error. */
#define MBA_REJECTED_FCP_CMD 0x8049 /* rejected FCP_CMD. */
/* ISP mailbox loopback echo diagnostic error code */
#define MBS_LB_RESET 0x17
/*
* Firmware options 1, 2, 3.
*/
@ -2230,6 +2254,13 @@ struct req_que {
int max_q_depth;
};
/* Place holder for FW buffer parameters */
struct qlfc_fw {
void *fw_buf;
dma_addr_t fw_dma;
uint32_t len;
};
/*
* Qlogic host adapter specific data structure.
*/
@ -2594,6 +2625,7 @@ struct qla_hw_data {
struct qla_statistics qla_stats;
struct isp_operations *isp_ops;
struct workqueue_struct *wq;
struct qlfc_fw fw_buf;
};
/*
@ -2766,4 +2798,127 @@ typedef struct scsi_qla_host {
#define CMD_SP(Cmnd) ((Cmnd)->SCp.ptr)
/*
* BSG Vendor specific commands
*/
#define QL_VND_LOOPBACK 0x01
#define QLA84_RESET 0x02
#define QLA84_UPDATE_FW 0x03
#define QLA84_MGMT_CMD 0x04
/* BSG definations for interpreting CommandSent field */
#define INT_DEF_LB_LOOPBACK_CMD 0
#define INT_DEF_LB_ECHO_CMD 1
/* BSG Vendor specific definations */
typedef struct _A84_RESET {
uint16_t Flags;
uint16_t Reserved;
#define A84_RESET_FLAG_ENABLE_DIAG_FW 1
} __attribute__((packed)) A84_RESET, *PA84_RESET;
#define A84_ISSUE_WRITE_TYPE_CMD 0
#define A84_ISSUE_READ_TYPE_CMD 1
#define A84_CLEANUP_CMD 2
#define A84_ISSUE_RESET_OP_FW 3
#define A84_ISSUE_RESET_DIAG_FW 4
#define A84_ISSUE_UPDATE_OPFW_CMD 5
#define A84_ISSUE_UPDATE_DIAGFW_CMD 6
struct qla84_mgmt_param {
union {
struct {
uint32_t start_addr;
} mem; /* for QLA84_MGMT_READ/WRITE_MEM */
struct {
uint32_t id;
#define QLA84_MGMT_CONFIG_ID_UIF 1
#define QLA84_MGMT_CONFIG_ID_FCOE_COS 2
#define QLA84_MGMT_CONFIG_ID_PAUSE 3
#define QLA84_MGMT_CONFIG_ID_TIMEOUTS 4
uint32_t param0;
uint32_t param1;
} config; /* for QLA84_MGMT_CHNG_CONFIG */
struct {
uint32_t type;
#define QLA84_MGMT_INFO_CONFIG_LOG_DATA 1 /* Get Config Log Data */
#define QLA84_MGMT_INFO_LOG_DATA 2 /* Get Log Data */
#define QLA84_MGMT_INFO_PORT_STAT 3 /* Get Port Statistics */
#define QLA84_MGMT_INFO_LIF_STAT 4 /* Get LIF Statistics */
#define QLA84_MGMT_INFO_ASIC_STAT 5 /* Get ASIC Statistics */
#define QLA84_MGMT_INFO_CONFIG_PARAMS 6 /* Get Config Parameters */
#define QLA84_MGMT_INFO_PANIC_LOG 7 /* Get Panic Log */
uint32_t context;
/*
* context definitions for QLA84_MGMT_INFO_CONFIG_LOG_DATA
*/
#define IC_LOG_DATA_LOG_ID_DEBUG_LOG 0
#define IC_LOG_DATA_LOG_ID_LEARN_LOG 1
#define IC_LOG_DATA_LOG_ID_FC_ACL_INGRESS_LOG 2
#define IC_LOG_DATA_LOG_ID_FC_ACL_EGRESS_LOG 3
#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_INGRESS_LOG 4
#define IC_LOG_DATA_LOG_ID_ETHERNET_ACL_EGRESS_LOG 5
#define IC_LOG_DATA_LOG_ID_MESSAGE_TRANSMIT_LOG 6
#define IC_LOG_DATA_LOG_ID_MESSAGE_RECEIVE_LOG 7
#define IC_LOG_DATA_LOG_ID_LINK_EVENT_LOG 8
#define IC_LOG_DATA_LOG_ID_DCX_LOG 9
/*
* context definitions for QLA84_MGMT_INFO_PORT_STAT
*/
#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT0 0
#define IC_PORT_STATISTICS_PORT_NUMBER_ETHERNET_PORT1 1
#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT0 2
#define IC_PORT_STATISTICS_PORT_NUMBER_NSL_PORT1 3
#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT0 4
#define IC_PORT_STATISTICS_PORT_NUMBER_FC_PORT1 5
/*
* context definitions for QLA84_MGMT_INFO_LIF_STAT
*/
#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT0 0
#define IC_LIF_STATISTICS_LIF_NUMBER_ETHERNET_PORT1 1
#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT0 2
#define IC_LIF_STATISTICS_LIF_NUMBER_FC_PORT1 3
#define IC_LIF_STATISTICS_LIF_NUMBER_CPU 6
} info; /* for QLA84_MGMT_GET_INFO */
} u;
};
struct qla84_msg_mgmt {
uint16_t cmd;
#define QLA84_MGMT_READ_MEM 0x00
#define QLA84_MGMT_WRITE_MEM 0x01
#define QLA84_MGMT_CHNG_CONFIG 0x02
#define QLA84_MGMT_GET_INFO 0x03
uint16_t rsrvd;
struct qla84_mgmt_param mgmtp;/* parameters for cmd */
uint32_t len; /* bytes in payload following this struct */
uint8_t payload[0]; /* payload for cmd */
};
struct msg_update_fw {
/*
* diag_fw = 0 operational fw
* otherwise diagnostic fw
* offset, len, fw_len are present to overcome the current limitation
* of 128Kb xfer size. The fw is sent in smaller chunks. Each chunk
* specifies the byte "offset" where it fits in the fw buffer. The
* number of bytes in each chunk is specified in "len". "fw_len"
* is the total size of fw. The first chunk should start at offset = 0.
* When offset+len == fw_len, the fw is written to the HBA.
*/
uint32_t diag_fw;
uint32_t offset;/* start offset */
uint32_t len; /* num bytes in cur xfer */
uint32_t fw_len; /* size of fw in bytes */
uint8_t fw_bytes[0];
};
#endif

33
drivers/scsi/qla2xxx/qla_fw.h
View File

@ -627,6 +627,39 @@ struct els_entry_24xx {
uint32_t rx_len; /* Data segment 1 length. */
};
struct els_sts_entry_24xx {
uint8_t entry_type; /* Entry type. */
uint8_t entry_count; /* Entry count. */
uint8_t sys_define; /* System Defined. */
uint8_t entry_status; /* Entry Status. */
uint32_t handle; /* System handle. */
uint16_t comp_status;
uint16_t nport_handle; /* N_PORT handle. */
uint16_t reserved_1;
uint8_t vp_index;
uint8_t sof_type;
uint32_t rx_xchg_address; /* Receive exchange address. */
uint16_t reserved_2;
uint8_t opcode;
uint8_t reserved_3;
uint8_t port_id[3];
uint8_t reserved_4;
uint16_t reserved_5;
uint16_t control_flags; /* Control flags. */
uint32_t total_byte_count;
uint32_t error_subcode_1;
uint32_t error_subcode_2;
};
/*
* ISP queue - Mailbox Command entry structure definition.
*/

5
drivers/scsi/qla2xxx/qla_gbl.h
View File

@ -60,6 +60,8 @@ extern int qla2x00_async_login_done(struct scsi_qla_host *, fc_port_t *,
extern int qla2x00_async_logout_done(struct scsi_qla_host *, fc_port_t *,
uint16_t *);
extern fc_port_t *
qla2x00_alloc_fcport(scsi_qla_host_t *, gfp_t );
/*
* Global Data in qla_os.c source file.
*/
@ -154,6 +156,7 @@ int qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
int __qla2x00_marker(struct scsi_qla_host *, struct req_que *, struct rsp_que *,
uint16_t, uint16_t, uint8_t);
extern int qla2x00_start_sp(srb_t *);
extern void qla2x00_ctx_sp_free(srb_t *);
/*
* Global Function Prototypes in qla_mbx.c source file.
@ -426,6 +429,8 @@ extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *);
extern void qla2x00_init_host_attr(scsi_qla_host_t *);
extern void qla2x00_alloc_sysfs_attr(scsi_qla_host_t *);
extern void qla2x00_free_sysfs_attr(scsi_qla_host_t *);
extern int qla2x00_loopback_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *);
extern int qla2x00_echo_test(scsi_qla_host_t *, struct msg_echo_lb *, uint16_t *);
/*
* Global Function Prototypes in qla_dfs.c source file.

14
drivers/scsi/qla2xxx/qla_init.c
View File

@ -62,7 +62,7 @@ qla2x00_ctx_sp_timeout(unsigned long __data)
ctx->free(sp);
}
static void
void
qla2x00_ctx_sp_free(srb_t *sp)
{
struct srb_ctx *ctx = sp->ctx;
@ -338,6 +338,16 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
rval = qla2x00_init_rings(vha);
ha->flags.chip_reset_done = 1;
if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
/* Issue verify 84xx FW IOCB to complete 84xx initialization */
rval = qla84xx_init_chip(vha);
if (rval != QLA_SUCCESS) {
qla_printk(KERN_ERR, ha,
"Unable to initialize ISP84XX.\n");
qla84xx_put_chip(vha);
}
}
return (rval);
}
@ -2216,7 +2226,7 @@ qla2x00_rport_del(void *data)
*
* Returns a pointer to the allocated fcport, or NULL, if none available.
*/
static fc_port_t *
fc_port_t *
qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
{
fc_port_t *fcport;

120
drivers/scsi/qla2xxx/qla_iocb.c
View File

@ -1025,6 +1025,119 @@ qla2x00_logout_iocb(srb_t *sp, struct mbx_entry *mbx)
/* Implicit: mbx->mbx10 = 0. */
}
static void
qla24xx_els_iocb(srb_t *sp, struct els_entry_24xx *els_iocb)
{
struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job;
els_iocb->entry_type = ELS_IOCB_TYPE;
els_iocb->entry_count = 1;
els_iocb->sys_define = 0;
els_iocb->entry_status = 0;
els_iocb->handle = sp->handle;
els_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id);
els_iocb->tx_dsd_count = __constant_cpu_to_le16(bsg_job->request_payload.sg_cnt);
els_iocb->vp_index = sp->fcport->vp_idx;
els_iocb->sof_type = EST_SOFI3;
els_iocb->rx_dsd_count = __constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt);
els_iocb->opcode =(((struct srb_bsg*)sp->ctx)->ctx.type == SRB_ELS_CMD_RPT) ?
bsg_job->request->rqst_data.r_els.els_code : bsg_job->request->rqst_data.h_els.command_code;
els_iocb->port_id[0] = sp->fcport->d_id.b.al_pa;
els_iocb->port_id[1] = sp->fcport->d_id.b.area;
els_iocb->port_id[2] = sp->fcport->d_id.b.domain;
els_iocb->control_flags = 0;
els_iocb->rx_byte_count =
cpu_to_le32(bsg_job->reply_payload.payload_len);
els_iocb->tx_byte_count =
cpu_to_le32(bsg_job->request_payload.payload_len);
els_iocb->tx_address[0] = cpu_to_le32(LSD(sg_dma_address
(bsg_job->request_payload.sg_list)));
els_iocb->tx_address[1] = cpu_to_le32(MSD(sg_dma_address
(bsg_job->request_payload.sg_list)));
els_iocb->tx_len = cpu_to_le32(sg_dma_len
(bsg_job->request_payload.sg_list));
els_iocb->rx_address[0] = cpu_to_le32(LSD(sg_dma_address
(bsg_job->reply_payload.sg_list)));
els_iocb->rx_address[1] = cpu_to_le32(MSD(sg_dma_address
(bsg_job->reply_payload.sg_list)));
els_iocb->rx_len = cpu_to_le32(sg_dma_len
(bsg_job->reply_payload.sg_list));
}
static void
qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb)
{
uint16_t avail_dsds;
uint32_t *cur_dsd;
struct scatterlist *sg;
int index;
uint16_t tot_dsds;
scsi_qla_host_t *vha = sp->fcport->vha;
struct fc_bsg_job *bsg_job = ((struct srb_bsg*)sp->ctx)->bsg_job;
int loop_iterartion = 0;
int cont_iocb_prsnt = 0;
int entry_count = 1;
ct_iocb->entry_type = CT_IOCB_TYPE;
ct_iocb->entry_status = 0;
ct_iocb->sys_define = 0;
ct_iocb->handle = sp->handle;
ct_iocb->nport_handle = cpu_to_le16(sp->fcport->loop_id);
ct_iocb->vp_index = sp->fcport->vp_idx;
ct_iocb->comp_status = __constant_cpu_to_le16(0);
ct_iocb->cmd_dsd_count =
__constant_cpu_to_le16(bsg_job->request_payload.sg_cnt);
ct_iocb->timeout = 0;
ct_iocb->rsp_dsd_count =
__constant_cpu_to_le16(bsg_job->reply_payload.sg_cnt);
ct_iocb->rsp_byte_count =
cpu_to_le32(bsg_job->reply_payload.payload_len);
ct_iocb->cmd_byte_count =
cpu_to_le32(bsg_job->request_payload.payload_len);
ct_iocb->dseg_0_address[0] = cpu_to_le32(LSD(sg_dma_address
(bsg_job->request_payload.sg_list)));
ct_iocb->dseg_0_address[1] = cpu_to_le32(MSD(sg_dma_address
(bsg_job->request_payload.sg_list)));
ct_iocb->dseg_0_len = cpu_to_le32(sg_dma_len
(bsg_job->request_payload.sg_list));
avail_dsds = 1;
cur_dsd = (uint32_t *)ct_iocb->dseg_1_address;
index = 0;
tot_dsds = bsg_job->reply_payload.sg_cnt;
for_each_sg(bsg_job->reply_payload.sg_list, sg, tot_dsds, index) {
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 Cont.
* Type 1 IOCB.
*/
cont_pkt = qla2x00_prep_cont_type1_iocb(vha);
cur_dsd = (uint32_t *) cont_pkt->dseg_0_address;
avail_dsds = 5;
cont_iocb_prsnt = 1;
entry_count++;
}
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));
loop_iterartion++;
avail_dsds--;
}
ct_iocb->entry_count = entry_count;
}
int
qla2x00_start_sp(srb_t *sp)
{
@ -1052,6 +1165,13 @@ qla2x00_start_sp(srb_t *sp)
qla24xx_logout_iocb(sp, pkt):
qla2x00_logout_iocb(sp, pkt);
break;
case SRB_ELS_CMD_RPT:
case SRB_ELS_CMD_HST:
qla24xx_els_iocb(sp, pkt);
break;
case SRB_CT_CMD:
qla24xx_ct_iocb(sp, pkt);
break;
default:
break;
}

105
drivers/scsi/qla2xxx/qla_isr.c
View File

@ -8,6 +8,7 @@
#include <linux/delay.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsi_bsg_fc.h>
static void qla2x00_mbx_completion(scsi_qla_host_t *, uint16_t);
static void qla2x00_process_completed_request(struct scsi_qla_host *,
@ -881,7 +882,9 @@ qla2x00_get_sp_from_handle(scsi_qla_host_t *vha, const char *func,
index);
return NULL;
}
req->outstanding_cmds[index] = NULL;
done:
return sp;
}
@ -981,6 +984,100 @@ done_post_logio_done_work:
lio->ctx.free(sp);
}
static void
qla24xx_els_ct_entry(scsi_qla_host_t *vha, struct req_que *req,
struct sts_entry_24xx *pkt, int iocb_type)
{
const char func[] = "ELS_CT_IOCB";
const char *type;
struct qla_hw_data *ha = vha->hw;
srb_t *sp;
struct srb_bsg *sp_bsg;
struct fc_bsg_job *bsg_job;
uint16_t comp_status;
uint32_t fw_status[3];
uint8_t* fw_sts_ptr;
sp = qla2x00_get_sp_from_handle(vha, func, req, pkt);
if (!sp)
return;
sp_bsg = (struct srb_bsg*)sp->ctx;
bsg_job = sp_bsg->bsg_job;
type = NULL;
switch (sp_bsg->ctx.type) {
case SRB_ELS_CMD_RPT:
case SRB_ELS_CMD_HST:
type = "els";
break;
case SRB_CT_CMD:
type = "ct pass-through";
break;
default:
qla_printk(KERN_WARNING, ha,
"%s: Unrecognized SRB: (%p) type=%d.\n", func, sp,
sp_bsg->ctx.type);
return;
}
comp_status = fw_status[0] = le16_to_cpu(pkt->comp_status);
fw_status[1] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1);
fw_status[2] = le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2);
/* return FC_CTELS_STATUS_OK and leave the decoding of the ELS/CT
* fc payload to the caller
*/
bsg_job->reply->reply_data.ctels_reply.status = FC_CTELS_STATUS_OK;
bsg_job->reply_len = sizeof(struct fc_bsg_reply) + sizeof(fw_status);
if (comp_status != CS_COMPLETE) {
if (comp_status == CS_DATA_UNDERRUN) {
bsg_job->reply->result = DID_OK << 16;
bsg_job->reply->reply_payload_rcv_len =
le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count);
DEBUG2(qla_printk(KERN_WARNING, ha,
"scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
"error subcode 1=0x%x error subcode 2=0x%x total_byte = 0x%x.\n",
vha->host_no, sp->handle, type, comp_status, fw_status[1], fw_status[2],
le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->total_byte_count)));
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
}
else {
DEBUG2(qla_printk(KERN_WARNING, ha,
"scsi(%ld:0x%x): ELS-CT pass-through-%s error comp_status-status=0x%x "
"error subcode 1=0x%x error subcode 2=0x%x.\n",
vha->host_no, sp->handle, type, comp_status,
le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_1),
le16_to_cpu(((struct els_sts_entry_24xx*)pkt)->error_subcode_2)));
bsg_job->reply->result = DID_ERROR << 16;
bsg_job->reply->reply_payload_rcv_len = 0;
fw_sts_ptr = ((uint8_t*)bsg_job->req->sense) + sizeof(struct fc_bsg_reply);
memcpy( fw_sts_ptr, fw_status, sizeof(fw_status));
}
DEBUG2(qla2x00_dump_buffer((uint8_t *)pkt, sizeof(*pkt)));
}
else {
bsg_job->reply->result = DID_OK << 16;;
bsg_job->reply->reply_payload_rcv_len = bsg_job->reply_payload.payload_len;
bsg_job->reply_len = 0;
}
dma_unmap_sg(&ha->pdev->dev,
bsg_job->request_payload.sg_list,
bsg_job->request_payload.sg_cnt, DMA_TO_DEVICE);
dma_unmap_sg(&ha->pdev->dev,
bsg_job->reply_payload.sg_list,
bsg_job->reply_payload.sg_cnt, DMA_FROM_DEVICE);
if ((sp_bsg->ctx.type == SRB_ELS_CMD_HST) ||
(sp_bsg->ctx.type == SRB_CT_CMD))
kfree(sp->fcport);
kfree(sp->ctx);
mempool_free(sp, ha->srb_mempool);
bsg_job->job_done(bsg_job);
}
static void
qla24xx_logio_entry(scsi_qla_host_t *vha, struct req_que *req,
struct logio_entry_24xx *logio)
@ -1749,6 +1846,13 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha,
qla24xx_logio_entry(vha, rsp->req,
(struct logio_entry_24xx *)pkt);
break;
case CT_IOCB_TYPE:
qla24xx_els_ct_entry(vha, rsp->req, pkt, CT_IOCB_TYPE);
clear_bit(MBX_INTERRUPT, &vha->hw->mbx_cmd_flags);
break;
case ELS_IOCB_TYPE:
qla24xx_els_ct_entry(vha, rsp->req, pkt, ELS_IOCB_TYPE);
break;
default:
/* Type Not Supported. */
DEBUG4(printk(KERN_WARNING
@ -2046,7 +2150,6 @@ qla24xx_msix_default(int irq, void *dev_id)
set_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
complete(&ha->mbx_intr_comp);
}
return IRQ_HANDLED;
}

151
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -3635,6 +3635,157 @@ qla2x00_read_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t *data)
return rval;
}
int
qla2x00_loopback_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
uint32_t iter_cnt = 0x1;
DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no));
memset(mcp->mb, 0 , sizeof(mcp->mb));
mcp->mb[0] = MBC_DIAGNOSTIC_LOOP_BACK;
mcp->mb[1] = mreq->options | BIT_6; // BIT_6 specifies 64 bit addressing
/* transfer count */
mcp->mb[10] = LSW(mreq->transfer_size);
mcp->mb[11] = MSW(mreq->transfer_size);
/* send data address */
mcp->mb[14] = LSW(mreq->send_dma);
mcp->mb[15] = MSW(mreq->send_dma);
mcp->mb[20] = LSW(MSD(mreq->send_dma));
mcp->mb[21] = MSW(MSD(mreq->send_dma));
/* recieve data address */
mcp->mb[16] = LSW(mreq->rcv_dma);
mcp->mb[17] = MSW(mreq->rcv_dma);
mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
/* Iteration count */
mcp->mb[18] = LSW(iter_cnt);
mcp->mb[19] = MSW(iter_cnt);
mcp->out_mb = MBX_21|MBX_20|MBX_19|MBX_18|MBX_17|MBX_16|MBX_15|
MBX_14|MBX_13|MBX_12|MBX_11|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
if (IS_QLA81XX(vha->hw))
mcp->out_mb |= MBX_2;
mcp->in_mb = MBX_19|MBX_18|MBX_3|MBX_2|MBX_1|MBX_0;
mcp->buf_size = mreq->transfer_size;
mcp->tov = MBX_TOV_SECONDS;
mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
rval = qla2x00_mailbox_command(vha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2(printk(KERN_WARNING
"(%ld): failed=%x mb[0]=0x%x "
"mb[1]=0x%x mb[2]=0x%x mb[3]=0x%x mb[18]=0x%x mb[19]=0x%x. \n", vha->host_no, rval,
mcp->mb[0], mcp->mb[1], mcp->mb[2], mcp->mb[3], mcp->mb[18], mcp->mb[19]));
} else {
DEBUG2(printk(KERN_WARNING
"scsi(%ld): done.\n", vha->host_no));
}
/* Copy mailbox information */
memcpy( mresp, mcp->mb, 64);
mresp[3] = mcp->mb[18];
mresp[4] = mcp->mb[19];
return rval;
}
int
qla2x00_echo_test(scsi_qla_host_t *vha, struct msg_echo_lb *mreq, uint16_t *mresp)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
struct qla_hw_data *ha = vha->hw;
DEBUG11(printk("scsi(%ld): entered.\n", vha->host_no));
memset(mcp->mb, 0 , sizeof(mcp->mb));
mcp->mb[0] = MBC_DIAGNOSTIC_ECHO;
mcp->mb[1] = mreq->options | BIT_6; /* BIT_6 specifies 64bit address */
if (IS_QLA81XX(ha))
mcp->mb[1] |= BIT_15;
mcp->mb[2] = IS_QLA81XX(ha) ? vha->fcoe_fcf_idx : 0;
mcp->mb[16] = LSW(mreq->rcv_dma);
mcp->mb[17] = MSW(mreq->rcv_dma);
mcp->mb[6] = LSW(MSD(mreq->rcv_dma));
mcp->mb[7] = MSW(MSD(mreq->rcv_dma));
mcp->mb[10] = LSW(mreq->transfer_size);
mcp->mb[14] = LSW(mreq->send_dma);
mcp->mb[15] = MSW(mreq->send_dma);
mcp->mb[20] = LSW(MSD(mreq->send_dma));
mcp->mb[21] = MSW(MSD(mreq->send_dma));
mcp->out_mb = MBX_21|MBX_20|MBX_17|MBX_16|MBX_15|
MBX_14|MBX_10|MBX_7|MBX_6|MBX_1|MBX_0;
if (IS_QLA81XX(ha))
mcp->out_mb |= MBX_2;
mcp->in_mb = MBX_0;
if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha))
mcp->in_mb |= MBX_1;
if (IS_QLA81XX(ha))
mcp->in_mb |= MBX_3;
mcp->tov = MBX_TOV_SECONDS;
mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
mcp->buf_size = mreq->transfer_size;
rval = qla2x00_mailbox_command(vha, mcp);
if (rval != QLA_SUCCESS) {
DEBUG2(printk(KERN_WARNING
"(%ld): failed=%x mb[0]=0x%x mb[1]=0x%x.\n",
vha->host_no, rval, mcp->mb[0], mcp->mb[1]));
} else {
DEBUG2(printk(KERN_WARNING
"scsi(%ld): done.\n", vha->host_no));
}
/* Copy mailbox information */
memcpy( mresp, mcp->mb, 32);
return rval;
}
int
qla84xx_reset_chip(scsi_qla_host_t *ha, uint16_t enable_diagnostic,
uint16_t *cmd_status)
{
int rval;
mbx_cmd_t mc;
mbx_cmd_t *mcp = &mc;
DEBUG16(printk("%s(%ld): enable_diag=%d entered.\n", __func__,
ha->host_no, enable_diagnostic));
mcp->mb[0] = MBC_ISP84XX_RESET;
mcp->mb[1] = enable_diagnostic;
mcp->out_mb = MBX_1|MBX_0;
mcp->in_mb = MBX_1|MBX_0;
mcp->tov = MBX_TOV_SECONDS;
mcp->flags = MBX_DMA_OUT|MBX_DMA_IN|IOCTL_CMD;
rval = qla2x00_mailbox_command(ha, mcp);
/* Return mailbox statuses. */
*cmd_status = mcp->mb[0];
if (rval != QLA_SUCCESS)
DEBUG16(printk("%s(%ld): failed=%x.\n", __func__, ha->host_no,
rval));
else
DEBUG16(printk("%s(%ld): done.\n", __func__, ha->host_no));
return rval;
}
int
qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
{

1
drivers/scsi/qla2xxx/qla_os.c
View File

@ -1969,6 +1969,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->max_channel = MAX_BUSES - 1;
host->max_lun = MAX_LUNS;
host->transportt = qla2xxx_transport_template;
sht->vendor_id = (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_QLOGIC);
/* Set up the irqs */
ret = qla2x00_request_irqs(ha, rsp);