[SCSI] qla2xxx: Add asynchronous-login support.

ISPs which support this feature include 23xx and above.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 32 insertions, 0 deletions

diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 9eb7be684f0a..efdfb1eb26ba 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -207,6 +207,28 @@ typedef struct srb {
 #define SRB_DMA_VALID           BIT_0   /* Command sent to ISP */
 
 /*
+ * SRB extensions.
+ */
+struct srb_ctx {
+#define SRB_LOGIN_CMD   1
+#define SRB_LOGOUT_CMD  2
+        uint16_t type;
+        struct timer_list timer;
+
+        void (*free)(srb_t *sp);
+        void (*timeout)(srb_t *sp);
+};
+
+struct srb_logio {
+        struct srb_ctx ctx;
+
+#define SRB_LOGIN_RETRIED       BIT_0
+#define SRB_LOGIN_COND_PLOGI    BIT_1
+#define SRB_LOGIN_SKIP_PRLI     BIT_2
+        uint16_t flags;
+};
+
+/*
  * ISP I/O Register Set structure definitions.
  */
 struct device_reg_2xxx {
@@ -2096,6 +2118,10 @@ struct qla_msix_entry {
 enum qla_work_type {
         QLA_EVT_AEN,
         QLA_EVT_IDC_ACK,
+        QLA_EVT_ASYNC_LOGIN,
+        QLA_EVT_ASYNC_LOGIN_DONE,
+        QLA_EVT_ASYNC_LOGOUT,
+        QLA_EVT_ASYNC_LOGOUT_DONE,
 };
 
 
@@ -2114,6 +2140,11 @@ struct qla_work_evt {
 #define QLA_IDC_ACK_REGS        7
                         uint16_t mb[QLA_IDC_ACK_REGS];
                 } idc_ack;
+                struct {
+                        struct fc_port *fcport;
+#define QLA_LOGIO_LOGIN_RETRIED BIT_0
+                        u16 data[2];
+                } logio;
         } u;
 };
 
@@ -2354,6 +2385,7 @@ struct qla_hw_data {
                                 (ha)->flags.msix_enabled)
 #define IS_FAC_REQUIRED(ha)     (IS_QLA81XX(ha))
 #define IS_NOCACHE_VPD_TYPE(ha) (IS_QLA81XX(ha))
+#define IS_ALOGIO_CAPABLE(ha)   (IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
 
 #define IS_IIDMA_CAPABLE(ha)    ((ha)->device_type & DT_IIDMA)
 #define IS_FWI2_CAPABLE(ha)     ((ha)->device_type & DT_FWI2)