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scsi: qedf: Enable basic FDMI information.

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For libfc to register FDMI attributes we need to do two things:

- Set the appropriate fc_host attributes that libfc will use to form the
  FDMI registration commands
- Set lport->fdmi_enabled to 1

Signed-off-by: Chad Dupuis <chad.dupuis@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Chad Dupuis 2017-05-31 06:33:48 -07:00 committed by Martin K. Petersen
parent 96e6c633ec
commit 5185b32887
1 changed files with 56 additions and 0 deletions
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56
drivers/scsi/qedf/qedf_main.c
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@ -22,6 +22,7 @@
#include <linux/if_vlan.h>
#include <linux/cpu.h>
#include "qedf.h"
#include <uapi/linux/pci_regs.h>
const struct qed_fcoe_ops *qed_ops;
@ -1334,6 +1335,59 @@ static void qedf_fcoe_ctlr_setup(struct qedf_ctx *qedf)
ether_addr_copy(qedf->ctlr.ctl_src_addr, qedf->mac);
}
static void qedf_setup_fdmi(struct qedf_ctx *qedf)
{
struct fc_lport *lport = qedf->lport;
struct fc_host_attrs *fc_host = shost_to_fc_host(lport->host);
u8 buf[8];
int i, pos;
/*
* fdmi_enabled needs to be set for libfc to execute FDMI registration.
*/
lport->fdmi_enabled = 1;
/*
* Setup the necessary fc_host attributes to that will be used to fill
* in the FDMI information.
*/
/* Get the PCI-e Device Serial Number Capability */
pos = pci_find_ext_capability(qedf->pdev, PCI_EXT_CAP_ID_DSN);
if (pos) {
pos += 4;
for (i = 0; i < 8; i++)
pci_read_config_byte(qedf->pdev, pos + i, &buf[i]);
snprintf(fc_host->serial_number,
sizeof(fc_host->serial_number),
"%02X%02X%02X%02X%02X%02X%02X%02X",
buf[7], buf[6], buf[5], buf[4],
buf[3], buf[2], buf[1], buf[0]);
} else
snprintf(fc_host->serial_number,
sizeof(fc_host->serial_number), "Unknown");
snprintf(fc_host->manufacturer,
sizeof(fc_host->manufacturer), "%s", "Cavium Inc.");
snprintf(fc_host->model, sizeof(fc_host->model), "%s", "QL41000");
snprintf(fc_host->model_description, sizeof(fc_host->model_description),
"%s", "QLogic FastLinQ QL41000 Series 10/25/40/50GGbE Controller"
"(FCoE)");
snprintf(fc_host->hardware_version, sizeof(fc_host->hardware_version),
"Rev %d", qedf->pdev->revision);
snprintf(fc_host->driver_version, sizeof(fc_host->driver_version),
"%s", QEDF_VERSION);
snprintf(fc_host->firmware_version, sizeof(fc_host->firmware_version),
"%d.%d.%d.%d", FW_MAJOR_VERSION, FW_MINOR_VERSION,
FW_REVISION_VERSION, FW_ENGINEERING_VERSION);
}
static int qedf_lport_setup(struct qedf_ctx *qedf)
{
struct fc_lport *lport = qedf->lport;
@ -1377,6 +1431,8 @@ static int qedf_lport_setup(struct qedf_ctx *qedf)
snprintf(fc_host_symbolic_name(lport->host), 256,
"QLogic %s v%s", QEDF_MODULE_NAME, QEDF_VERSION);
qedf_setup_fdmi(qedf);
return 0;
}