Merge branch 'fixes-2.6.39' into for-2.6.40

1 files changed, 28 insertions, 13 deletions

diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 35665cfb568..e6ebe516cfb 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1,7 +1,7 @@
 /*******************************************************************
  * This file is part of the Emulex Linux Device Driver for         *
  * Fibre Channel Host Bus Adapters.                                *
- * Copyright (C) 2004-2010 Emulex.  All rights reserved.           *
+ * Copyright (C) 2004-2011 Emulex.  All rights reserved.           *
  * EMULEX and SLI are trademarks of Emulex.                        *
  * www.emulex.com                                                  *
  * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
@@ -507,7 +507,10 @@ lpfc_config_port_post(struct lpfc_hba *phba)
         phba->hba_flag &= ~HBA_ERATT_HANDLED;
 
         /* Enable appropriate host interrupts */
-        status = readl(phba->HCregaddr);
+        if (lpfc_readl(phba->HCregaddr, &status)) {
+                spin_unlock_irq(&phba->hbalock);
+                return -EIO;
+        }
         status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
         if (psli->num_rings > 0)
                 status |= HC_R0INT_ENA;
@@ -1222,7 +1225,10 @@ lpfc_handle_deferred_eratt(struct lpfc_hba *phba)
         /* Wait for the ER1 bit to clear.*/
         while (phba->work_hs & HS_FFER1) {
                 msleep(100);
-                phba->work_hs = readl(phba->HSregaddr);
+                if (lpfc_readl(phba->HSregaddr, &phba->work_hs)) {
+                        phba->work_hs = UNPLUG_ERR ;
+                        break;
+                }
                 /* If driver is unloading let the worker thread continue */
                 if (phba->pport->load_flag & FC_UNLOADING) {
                         phba->work_hs = 0;
@@ -4474,6 +4480,7 @@ lpfc_init_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
 {
         phba->lpfc_hba_init_link = lpfc_hba_init_link;
         phba->lpfc_hba_down_link = lpfc_hba_down_link;
+        phba->lpfc_selective_reset = lpfc_selective_reset;
         switch (dev_grp) {
         case LPFC_PCI_DEV_LP:
                 phba->lpfc_hba_down_post = lpfc_hba_down_post_s3;
@@ -5385,13 +5392,16 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba)
         int i, port_error = 0;
         uint32_t if_type;
 
+        memset(&portsmphr_reg, 0, sizeof(portsmphr_reg));
+        memset(&reg_data, 0, sizeof(reg_data));
         if (!phba->sli4_hba.PSMPHRregaddr)
                 return -ENODEV;
 
         /* Wait up to 30 seconds for the SLI Port POST done and ready */
         for (i = 0; i < 3000; i++) {
-                portsmphr_reg.word0 = readl(phba->sli4_hba.PSMPHRregaddr);
-                if (bf_get(lpfc_port_smphr_perr, &portsmphr_reg)) {
+                if (lpfc_readl(phba->sli4_hba.PSMPHRregaddr,
+                        &portsmphr_reg.word0) ||
+                        (bf_get(lpfc_port_smphr_perr, &portsmphr_reg))) {
                         /* Port has a fatal POST error, break out */
                         port_error = -ENODEV;
                         break;
@@ -5472,9 +5482,9 @@ lpfc_sli4_post_status_check(struct lpfc_hba *phba)
                         break;
                 case LPFC_SLI_INTF_IF_TYPE_2:
                         /* Final checks.  The port status should be clean. */
-                        reg_data.word0 =
-                                readl(phba->sli4_hba.u.if_type2.STATUSregaddr);
-                        if (bf_get(lpfc_sliport_status_err, &reg_data)) {
+                        if (lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr,
+                                &reg_data.word0) ||
+                                bf_get(lpfc_sliport_status_err, &reg_data)) {
                                 phba->work_status[0] =
                                         readl(phba->sli4_hba.u.if_type2.
                                               ERR1regaddr);
@@ -6760,9 +6770,11 @@ lpfc_pci_function_reset(struct lpfc_hba *phba)
                          * the loop again.
                          */
                         for (rdy_chk = 0; rdy_chk < 1000; rdy_chk++) {
-                                reg_data.word0 =
-                                        readl(phba->sli4_hba.u.if_type2.
-                                              STATUSregaddr);
+                                if (lpfc_readl(phba->sli4_hba.u.if_type2.
+                                              STATUSregaddr, &reg_data.word0)) {
+                                        rc = -ENODEV;
+                                        break;
+                                }
                                 if (bf_get(lpfc_sliport_status_rdy, &reg_data))
                                         break;
                                 if (bf_get(lpfc_sliport_status_rn, &reg_data)) {
@@ -6783,8 +6795,11 @@ lpfc_pci_function_reset(struct lpfc_hba *phba)
                         }
 
                         /* Detect any port errors. */
-                        reg_data.word0 = readl(phba->sli4_hba.u.if_type2.
-                                               STATUSregaddr);
+                        if (lpfc_readl(phba->sli4_hba.u.if_type2.STATUSregaddr,
+                                 &reg_data.word0)) {
+                                rc = -ENODEV;
+                                break;
+                        }
                         if ((bf_get(lpfc_sliport_status_err, &reg_data)) ||
                             (rdy_chk >= 1000)) {
                                 phba->work_status[0] = readl(