Make q_dev_state a little more readable and maintainable by using
named initializers.
Also convert QLA8XXX_DEV_* macros into an enum and remove
qla83xx_dev_state_to_string(), which is a duplicate of qdev_state().
Signed-off-by: Gleb Chesnokov <Chesnokov.G@xxxxxxxxxx>
---
drivers/scsi/qla2xxx/qla_gbl.h | 2 +-
drivers/scsi/qla2xxx/qla_init.c | 28 ++------------------------
drivers/scsi/qla2xxx/qla_nx.c | 35 ++++++++++++++-------------------
drivers/scsi/qla2xxx/qla_nx.h | 20 +++++++++++--------
drivers/scsi/qla2xxx/qla_nx2.c | 9 +++------
5 files changed, 33 insertions(+), 61 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 8d8503a28479..7e93ab9104fd 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -890,7 +890,7 @@ extern void qla82xx_chip_reset_cleanup(scsi_qla_host_t *);
extern int qla81xx_set_led_config(scsi_qla_host_t *, uint16_t *);
extern int qla81xx_get_led_config(scsi_qla_host_t *, uint16_t *);
extern int qla82xx_mbx_beacon_ctl(scsi_qla_host_t *, int);
-extern char *qdev_state(uint32_t);
+extern const char *qdev_state(uint32_t);
extern void qla82xx_clear_pending_mbx(scsi_qla_host_t *);
extern int qla82xx_read_temperature(scsi_qla_host_t *);
extern int qla8044_read_temperature(scsi_qla_host_t *);
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 1fe4966fc2f6..b07ebfb02ea9 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -6773,29 +6773,6 @@ __qla83xx_clear_drv_ack(scsi_qla_host_t *vha)
return rval;
}
-static const char *
-qla83xx_dev_state_to_string(uint32_t dev_state)
-{
- switch (dev_state) {
- case QLA8XXX_DEV_COLD:
- return "COLD/RE-INIT";
- case QLA8XXX_DEV_INITIALIZING:
- return "INITIALIZING";
- case QLA8XXX_DEV_READY:
- return "READY";
- case QLA8XXX_DEV_NEED_RESET:
- return "NEED RESET";
- case QLA8XXX_DEV_NEED_QUIESCENT:
- return "NEED QUIESCENT";
- case QLA8XXX_DEV_FAILED:
- return "FAILED";
- case QLA8XXX_DEV_QUIESCENT:
- return "QUIESCENT";
- default:
- return "Unknown";
- }
-}
-
/* Assumes idc-lock always held on entry */
void
qla83xx_idc_audit(scsi_qla_host_t *vha, int audit_type)
@@ -6849,9 +6826,8 @@ qla83xx_initiating_reset(scsi_qla_host_t *vha)
ql_log(ql_log_info, vha, 0xb056, "HW State: NEED RESET.\n");
qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
} else {
- const char *state = qla83xx_dev_state_to_string(dev_state);
-
- ql_log(ql_log_info, vha, 0xb057, "HW State: %s.\n", state);
+ ql_log(ql_log_info, vha, 0xb057, "HW State: %s.\n",
+ qdev_state(dev_state));
/* SV: XXX: Is timeout required here? */
/* Wait for IDC state change READY -> NEED_RESET */
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 11aad97dfca8..6dfb70edb9a6 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -335,20 +335,20 @@ static unsigned qla82xx_crb_hub_agt[64] = {
};
/* Device states */
-static char *q_dev_state[] = {
- "Unknown",
- "Cold",
- "Initializing",
- "Ready",
- "Need Reset",
- "Need Quiescent",
- "Failed",
- "Quiescent",
+static const char *const q_dev_state[] = {
+ [QLA8XXX_DEV_UNKNOWN] = "Unknown",
+ [QLA8XXX_DEV_COLD] = "Cold/Re-init",
+ [QLA8XXX_DEV_INITIALIZING] = "Initializing",
+ [QLA8XXX_DEV_READY] = "Ready",
+ [QLA8XXX_DEV_NEED_RESET] = "Need Reset",
+ [QLA8XXX_DEV_NEED_QUIESCENT] = "Need Quiescent",
+ [QLA8XXX_DEV_FAILED] = "Failed",
+ [QLA8XXX_DEV_QUIESCENT] = "Quiescent",
};
-char *qdev_state(uint32_t dev_state)
+const char *qdev_state(uint32_t dev_state)
{
- return q_dev_state[dev_state];
+ return (dev_state < MAX_STATES) ? q_dev_state[dev_state] : "Unknown";
}
/*
@@ -3061,8 +3061,7 @@ qla82xx_need_reset_handler(scsi_qla_host_t *vha)
ql_log(ql_log_info, vha, 0x00b6,
"Device state is 0x%x = %s.\n",
- dev_state,
- dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown");
+ dev_state, qdev_state(dev_state));
/* Force to DEV_COLD unless someone else is starting a reset */
if (dev_state != QLA8XXX_DEV_INITIALIZING &&
@@ -3185,8 +3184,7 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
old_dev_state = dev_state;
ql_log(ql_log_info, vha, 0x009b,
"Device state is 0x%x = %s.\n",
- dev_state,
- dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown");
+ dev_state, qdev_state(dev_state));
/* wait for 30 seconds for device to go ready */
dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
@@ -3207,9 +3205,7 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
if (loopcount < 5) {
ql_log(ql_log_info, vha, 0x009d,
"Device state is 0x%x = %s.\n",
- dev_state,
- dev_state < MAX_STATES ? qdev_state(dev_state) :
- "Unknown");
+ dev_state, qdev_state(dev_state));
}
switch (dev_state) {
@@ -3439,8 +3435,7 @@ qla82xx_set_reset_owner(scsi_qla_host_t *vha)
} else
ql_log(ql_log_info, vha, 0xb031,
"Device state is 0x%x = %s.\n",
- dev_state,
- dev_state < MAX_STATES ? qdev_state(dev_state) : "Unknown");
+ dev_state, qdev_state(dev_state));
}
/*
diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h
index 8567eaf1bddd..6dc80c8ddf79 100644
--- a/drivers/scsi/qla2xxx/qla_nx.h
+++ b/drivers/scsi/qla2xxx/qla_nx.h
@@ -540,14 +540,18 @@
#define QLA82XX_CRB_DRV_IDC_VERSION (QLA82XX_CAM_RAM(0x174))
/* Every driver should use these Device State */
-#define QLA8XXX_DEV_COLD 1
-#define QLA8XXX_DEV_INITIALIZING 2
-#define QLA8XXX_DEV_READY 3
-#define QLA8XXX_DEV_NEED_RESET 4
-#define QLA8XXX_DEV_NEED_QUIESCENT 5
-#define QLA8XXX_DEV_FAILED 6
-#define QLA8XXX_DEV_QUIESCENT 7
-#define MAX_STATES 8 /* Increment if new state added */
+enum {
+ QLA8XXX_DEV_UNKNOWN,
+ QLA8XXX_DEV_COLD,
+ QLA8XXX_DEV_INITIALIZING,
+ QLA8XXX_DEV_READY,
+ QLA8XXX_DEV_NEED_RESET,
+ QLA8XXX_DEV_NEED_QUIESCENT,
+ QLA8XXX_DEV_FAILED,
+ QLA8XXX_DEV_QUIESCENT,
+ MAX_STATES, /* Increment if new state added */
+};
+
#define QLA8XXX_BAD_VALUE 0xbad0bad0
#define QLA82XX_IDC_VERSION 1
diff --git a/drivers/scsi/qla2xxx/qla_nx2.c b/drivers/scsi/qla2xxx/qla_nx2.c
index 5ceecc9642fc..41ff6fbdb933 100644
--- a/drivers/scsi/qla2xxx/qla_nx2.c
+++ b/drivers/scsi/qla2xxx/qla_nx2.c
@@ -1938,8 +1938,7 @@ qla8044_device_state_handler(struct scsi_qla_host *vha)
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
ql_dbg(ql_dbg_p3p, vha, 0xb0ce,
"Device state is 0x%x = %s\n",
- dev_state, dev_state < MAX_STATES ?
- qdev_state(dev_state) : "Unknown");
+ dev_state, qdev_state(dev_state));
/* wait for 30 seconds for device to go ready */
dev_init_timeout = jiffies + (ha->fcoe_dev_init_timeout * HZ);
@@ -1952,8 +1951,7 @@ qla8044_device_state_handler(struct scsi_qla_host *vha)
ql_log(ql_log_warn, vha, 0xb0cf,
"%s: Device Init Failed 0x%x = %s\n",
QLA2XXX_DRIVER_NAME, dev_state,
- dev_state < MAX_STATES ?
- qdev_state(dev_state) : "Unknown");
+ qdev_state(dev_state));
qla8044_wr_direct(vha,
QLA8044_CRB_DEV_STATE_INDEX,
QLA8XXX_DEV_FAILED);
@@ -1963,8 +1961,7 @@ qla8044_device_state_handler(struct scsi_qla_host *vha)
dev_state = qla8044_rd_direct(vha, QLA8044_CRB_DEV_STATE_INDEX);
ql_log(ql_log_info, vha, 0xb0d0,
"Device state is 0x%x = %s\n",
- dev_state, dev_state < MAX_STATES ?
- qdev_state(dev_state) : "Unknown");
+ dev_state, qdev_state(dev_state));
/* NOTE: Make sure idc unlocked upon exit of switch statement */
switch (dev_state) {
--
2.35.1
