[SCSI] qla4xxx: Handle IPv6 AEN notifications

Signed-off-by: Nilesh Javali <nilesh.javali@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index a94593a..209853c 100644 (file)
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -506,9 +506,9 @@ struct qla_flt_region {
 #define MBOX_ASTS_RESPONSE_QUEUE_FULL          0x8028
 #define MBOX_ASTS_IP_ADDR_STATE_CHANGED                0x8029
 #define MBOX_ASTS_IPV6_DEFAULT_ROUTER_CHANGED  0x802A
-#define MBOX_ASTS_IPV6_PREFIX_EXPIRED          0x802B
-#define MBOX_ASTS_IPV6_ND_PREFIX_IGNORED       0x802C
-#define MBOX_ASTS_IPV6_LCL_PREFIX_IGNORED      0x802D
+#define MBOX_ASTS_IPV6_LINK_MTU_CHANGE         0x802B
+#define MBOX_ASTS_IPV6_AUTO_PREFIX_IGNORED     0x802C
+#define MBOX_ASTS_IPV6_ND_LOCAL_PREFIX_IGNORED 0x802D
 #define MBOX_ASTS_ICMPV6_ERROR_MSG_RCVD                0x802E
 #define MBOX_ASTS_INITIALIZATION_FAILED                0x8031
 #define MBOX_ASTS_SYSTEM_WARNING_EVENT         0x8036

diff --git a/drivers/scsi/qla4xxx/ql4_isr.c b/drivers/scsi/qla4xxx/ql4_isr.c
index df3fd9b..bb34ef8 100644 (file)
--- a/drivers/scsi/qla4xxx/ql4_isr.c
+++ b/drivers/scsi/qla4xxx/ql4_isr.c
@@ -635,6 +635,18 @@ static void qla4xxx_update_ipaddr_state(struct scsi_qla_host *ha,
        }
 }
 
+static void qla4xxx_default_router_changed(struct scsi_qla_host *ha,
+                                          uint32_t *mbox_sts)
+{
+       memcpy(&ha->ip_config.ipv6_default_router_addr.s6_addr32[0],
+              &mbox_sts[2], sizeof(uint32_t));
+       memcpy(&ha->ip_config.ipv6_default_router_addr.s6_addr32[1],
+              &mbox_sts[3], sizeof(uint32_t));
+       memcpy(&ha->ip_config.ipv6_default_router_addr.s6_addr32[2],
+              &mbox_sts[4], sizeof(uint32_t));
+       memcpy(&ha->ip_config.ipv6_default_router_addr.s6_addr32[3],
+              &mbox_sts[5], sizeof(uint32_t));
+}
 
 /**
  * qla4xxx_isr_decode_mailbox - decodes mailbox status
@@ -802,6 +814,23 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
                        }
                        break;
 
+               case MBOX_ASTS_IPV6_LINK_MTU_CHANGE:
+               case MBOX_ASTS_IPV6_AUTO_PREFIX_IGNORED:
+               case MBOX_ASTS_IPV6_ND_LOCAL_PREFIX_IGNORED:
+                       /* No action */
+                       DEBUG2(ql4_printk(KERN_INFO, ha, "scsi%ld: AEN %04x\n",
+                                         ha->host_no, mbox_status));
+                       break;
+
+               case MBOX_ASTS_ICMPV6_ERROR_MSG_RCVD:
+                       DEBUG2(ql4_printk(KERN_INFO, ha,
+                                         "scsi%ld: AEN %04x, IPv6 ERROR, "
+                                         "mbox_sts[1]=%08x, mbox_sts[2]=%08x, mbox_sts[3}=%08x, mbox_sts[4]=%08x mbox_sts[5]=%08x\n",
+                                         ha->host_no, mbox_sts[0], mbox_sts[1],
+                                         mbox_sts[2], mbox_sts[3], mbox_sts[4],
+                                         mbox_sts[5]));
+                       break;
+
                case MBOX_ASTS_MAC_ADDRESS_CHANGED:
                case MBOX_ASTS_DNS:
                        /* No action */
@@ -939,6 +968,7 @@ static void qla4xxx_isr_decode_mailbox(struct scsi_qla_host * ha,
                        DEBUG2(ql4_printk(KERN_INFO, ha,
                                          "scsi%ld: AEN %04x Received IPv6 default router changed notification\n",
                                          ha->host_no, mbox_sts[0]));
+                       qla4xxx_default_router_changed(ha, mbox_sts);
                        break;
 
                case MBOX_ASTS_IDC_TIME_EXTEND_NOTIFICATION: