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authorQuinn Tran <quinn.tran@cavium.com>2017-03-15 17:48:55 +0100
committerNicholas Bellinger <nab@linux-iscsi.org>2017-03-19 01:28:38 +0100
commitec7193e26055112bc824929fd943035f9a30b06f (patch)
treef7799191d7e464481b031814b71b72b02f9335dc /drivers/scsi/qla2xxx/qla_def.h
parentqla2xxx: Change scsi host lookup method. (diff)
downloadlinux-ec7193e26055112bc824929fd943035f9a30b06f.tar.xz
linux-ec7193e26055112bc824929fd943035f9a30b06f.zip
qla2xxx: Fix delayed response to command for loop mode/direct connect.
Current driver wait for FW to be in the ready state before processing in-coming commands. For Arbitrated Loop or Point-to- Point (not switch), FW Ready state can take a while. FW will transition to ready state after all Nports have been logged in. In the mean time, certain initiators have completed the login and starts IO. Driver needs to start processing all queues if FW is already started. Signed-off-by: Quinn Tran <quinn.tran@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_def.h')
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 9251918773b1..ae119018dfaa 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -3322,6 +3322,10 @@ struct qlt_hw_data {
#define LEAK_EXCHG_THRESH_HOLD_PERCENT 75 /* 75 percent */
+#define QLA_EARLY_LINKUP(_ha) \
+ ((_ha->flags.n2n_ae || _ha->flags.lip_ae) && \
+ _ha->flags.fw_started && !_ha->flags.fw_init_done)
+
/*
* Qlogic host adapter specific data structure.
*/
@@ -3371,9 +3375,11 @@ struct qla_hw_data {
uint32_t fawwpn_enabled:1;
uint32_t exlogins_enabled:1;
uint32_t exchoffld_enabled:1;
- /* 35 bits */
+ uint32_t lip_ae:1;
+ uint32_t n2n_ae:1;
uint32_t fw_started:1;
+ uint32_t fw_init_done:1;
} flags;
/* This spinlock is used to protect "io transactions", you must
@@ -3466,7 +3472,6 @@ struct qla_hw_data {
#define P2P_LOOP 3
uint8_t interrupts_on;
uint32_t isp_abort_cnt;
-
#define PCI_DEVICE_ID_QLOGIC_ISP2532 0x2532
#define PCI_DEVICE_ID_QLOGIC_ISP8432 0x8432
#define PCI_DEVICE_ID_QLOGIC_ISP8001 0x8001
@@ -3947,6 +3952,7 @@ typedef struct scsi_qla_host {
struct list_head vp_fcports; /* list of fcports */
struct list_head work_list;
spinlock_t work_lock;
+ struct work_struct iocb_work;
/* Commonly used flags and state information. */
struct Scsi_Host *host;