/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
lpfc_els_flush_cmd(phba);
lpfc_disc_flush_list(phba);
+ /* Disable SLI2 since we disabled interrupts */
+ phba->sli.sli_flag &= ~LPFC_SLI2_ACTIVE;
return (0);
}
+/************************************************************************/
+/* */
+/* lpfc_hba_down_post */
+/* This routine will do uninitialization after the HBA is reset */
+/* when bringing down the SLI Layer. */
+/* This routine returns 0 on success. Any other return value */
+/* indicates an error. */
+/* */
+/************************************************************************/
+int
+lpfc_hba_down_post(struct lpfc_hba * phba)
+{
+ struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_sli_ring *pring;
+ struct lpfc_dmabuf *mp, *next_mp;
+ int i;
+
+ /* Cleanup preposted buffers on the ELS ring */
+ pring = &psli->ring[LPFC_ELS_RING];
+ list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
+ list_del(&mp->list);
+ pring->postbufq_cnt--;
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
+
+ for (i = 0; i < psli->num_rings; i++) {
+ pring = &psli->ring[i];
+ lpfc_sli_abort_iocb_ring(phba, pring);
+ }
+
+ return 0;
+}
+
/************************************************************************/
/* */
/* lpfc_handle_eratt */
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
- /*
- * If a reset is sent to the HBA restore PCI configuration registers.
- */
- if ( phba->hba_state == LPFC_INIT_START ) {
- mdelay(1);
- readl(phba->HCregaddr); /* flush */
- writel(0, phba->HCregaddr);
- readl(phba->HCregaddr); /* flush */
-
- /* Restore PCI cmd register */
- pci_write_config_word(phba->pcidev,
- PCI_COMMAND, phba->pci_cfg_value);
- }
-
if (phba->work_hs & HS_FFER6) {
/* Re-establishing Link */
lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
* attempt to restart it.
*/
lpfc_offline(phba);
+ lpfc_sli_brdrestart(phba);
if (lpfc_online(phba) == 0) { /* Initialize the HBA */
mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
return;
phba->work_status[0], phba->work_status[1]);
lpfc_offline(phba);
-
+ phba->hba_state = LPFC_HBA_ERROR;
+ lpfc_hba_down_post(phba);
}
}
phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
bar2map_len = pci_resource_len(phba->pcidev, 2);
- /* Map HBA SLIM and Control Registers to a kernel virtual address. */
+ /* Map HBA SLIM to a kernel virtual address. */
phba->slim_memmap_p = ioremap(phba->pci_bar0_map, bar0map_len);
+ if (!phba->slim_memmap_p) {
+ error = -ENODEV;
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for SLIM memory.\n");
+ goto out_idr_remove;
+ }
+
+ /* Map HBA Control Registers to a kernel virtual address. */
phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
+ if (!phba->ctrl_regs_memmap_p) {
+ error = -ENODEV;
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for HBA control registers.\n");
+ goto out_iounmap_slim;
+ }
/* Allocate memory for SLI-2 structures */
phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
host->transportt = lpfc_transport_template;
- host->hostdata[0] = (unsigned long)phba;
pci_set_drvdata(pdev, host);
error = scsi_add_host(host, &pdev->dev);
if (error)
phba->slim2p_mapping);
out_iounmap:
iounmap(phba->ctrl_regs_memmap_p);
+out_iounmap_slim:
iounmap(phba->slim_memmap_p);
out_idr_remove:
idr_remove(&lpfc_hba_index, phba->brd_no);
lpfc_pci_remove_one(struct pci_dev *pdev)
{
struct Scsi_Host *host = pci_get_drvdata(pdev);
- struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata[0];
+ struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
unsigned long iflag;
lpfc_free_sysfs_attr(phba);
* the HBA.
*/
lpfc_sli_hba_down(phba);
+ lpfc_sli_brdrestart(phba);
/* Release the irq reservation */
free_irq(phba->pcidev->irq, phba);