*/
static int ql_wait_mbx_cmd_cmplt(struct ql_adapter *qdev)
{
- int count = 50; /* TODO: arbitrary for now. */
+ int count = 100;
u32 value;
do {
value = ql_read32(qdev, STS);
if (value & STS_PI)
return 0;
- udelay(UDELAY_DELAY); /* 10us */
+ mdelay(UDELAY_DELAY); /* 100ms */
} while (--count);
return -ETIMEDOUT;
}
/* We are being asked by firmware to accept
* a change to the port. This is only
* a change to max frame sizes (Tx/Rx), pause
- * paramters, or loopback mode. We wake up a worker
+ * parameters, or loopback mode. We wake up a worker
* to handler processing this since a mailbox command
* will need to be sent to ACK the request.
*/
return status;
}
+static int ql_aen_lost(struct ql_adapter *qdev, struct mbox_params *mbcp)
+{
+ int status;
+
+ mbcp->out_count = 6;
+
+ status = ql_get_mb_sts(qdev, mbcp);
+ if (status)
+ QPRINTK(qdev, DRV, ERR, "Lost AEN broken!\n");
+ else {
+ int i;
+ QPRINTK(qdev, DRV, ERR, "Lost AEN detected.\n");
+ for (i = 0; i < mbcp->out_count; i++)
+ QPRINTK(qdev, DRV, ERR, "mbox_out[%d] = 0x%.08x.\n",
+ i, mbcp->mbox_out[i]);
+
+ }
+
+ return status;
+}
+
static void ql_init_fw_done(struct ql_adapter *qdev, struct mbox_params *mbcp)
{
int status;
/* We are being asked by firmware to accept
* a change to the port. This is only
* a change to max frame sizes (Tx/Rx), pause
- * paramters, or loopback mode.
+ * parameters, or loopback mode.
*/
case AEN_IDC_REQ:
status = ql_idc_req_aen(qdev);
/* Process and inbound IDC event.
* This will happen when we're trying to
* change tx/rx max frame size, change pause
- * paramters or loopback mode.
+ * parameters or loopback mode.
*/
case AEN_IDC_CMPLT:
case AEN_IDC_EXT:
ql_sfp_out(qdev, mbcp);
break;
+ /* This event can arrive at boot time or after an
+ * MPI reset if the firmware failed to initialize.
+ */
case AEN_FW_INIT_FAIL:
+ /* If we're in process on executing the firmware,
+ * then convert the status to normal mailbox status.
+ */
+ if (mbcp->mbox_in[0] == MB_CMD_EX_FW) {
+ mbcp->out_count = orig_count;
+ status = ql_get_mb_sts(qdev, mbcp);
+ mbcp->mbox_out[0] = MB_CMD_STS_ERR;
+ return status;
+ }
+ QPRINTK(qdev, DRV, ERR,
+ "Firmware initialization failed.\n");
+ status = -EIO;
+ ql_queue_fw_error(qdev);
+ break;
+
case AEN_SYS_ERR:
+ QPRINTK(qdev, DRV, ERR,
+ "System Error.\n");
ql_queue_fw_error(qdev);
+ status = -EIO;
+ break;
+
+ case AEN_AEN_LOST:
+ ql_aen_lost(qdev, mbcp);
break;
default:
}
end:
ql_write32(qdev, CSR, CSR_CMD_CLR_R2PCI_INT);
+ /* Restore the original mailbox count to
+ * what the caller asked for. This can get
+ * changed when a mailbox command is waiting
+ * for a response and an AEN arrives and
+ * is handled.
+ * */
+ mbcp->out_count = orig_count;
return status;
}
return status;
}
+
+/* Get MPI firmware version. This will be used for
+ * driver banner and for ethtool info.
+ * Returns zero on success.
+ */
+int ql_mb_about_fw(struct ql_adapter *qdev)
+{
+ struct mbox_params mbc;
+ struct mbox_params *mbcp = &mbc;
+ int status = 0;
+
+ memset(mbcp, 0, sizeof(struct mbox_params));
+
+ mbcp->in_count = 1;
+ mbcp->out_count = 3;
+
+ mbcp->mbox_in[0] = MB_CMD_ABOUT_FW;
+
+ status = ql_mailbox_command(qdev, mbcp);
+ if (status)
+ return status;
+
+ if (mbcp->mbox_out[0] != MB_CMD_STS_GOOD) {
+ QPRINTK(qdev, DRV, ERR,
+ "Failed about firmware command\n");
+ status = -EIO;
+ }
+
+ /* Store the firmware version */
+ qdev->fw_rev_id = mbcp->mbox_out[1];
+
+ return status;
+}
+
/* Get functional state for MPI firmware.
* Returns zero on success.
*/
{
struct ql_adapter *qdev =
container_of(work, struct ql_adapter, mpi_port_cfg_work.work);
- struct net_device *ndev = qdev->ndev;
int status;
status = ql_mb_get_port_cfg(qdev);
goto err;
}
- if (ndev->mtu <= 2500)
- goto end;
- else if (qdev->link_config & CFG_JUMBO_FRAME_SIZE &&
+ if (qdev->link_config & CFG_JUMBO_FRAME_SIZE &&
qdev->max_frame_size ==
CFG_DEFAULT_MAX_FRAME_SIZE)
goto end;
container_of(work, struct ql_adapter, mpi_work.work);
struct mbox_params mbc;
struct mbox_params *mbcp = &mbc;
+ int err = 0;
mutex_lock(&qdev->mpi_mutex);
while (ql_read32(qdev, STS) & STS_PI) {
memset(mbcp, 0, sizeof(struct mbox_params));
mbcp->out_count = 1;
- ql_mpi_handler(qdev, mbcp);
+ /* Don't continue if an async event
+ * did not complete properly.
+ */
+ err = ql_mpi_handler(qdev, mbcp);
+ if (err)
+ break;
}
mutex_unlock(&qdev->mpi_mutex);