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-rw-r--r--drivers/scsi/esas2r/esas2r.h125
-rw-r--r--drivers/scsi/esas2r/esas2r_disc.c55
-rw-r--r--drivers/scsi/esas2r/esas2r_flash.c34
-rw-r--r--drivers/scsi/esas2r/esas2r_init.c143
-rw-r--r--drivers/scsi/esas2r/esas2r_int.c97
-rw-r--r--drivers/scsi/esas2r/esas2r_io.c73
-rw-r--r--drivers/scsi/esas2r/esas2r_ioctl.c28
-rw-r--r--drivers/scsi/esas2r/esas2r_main.c34
-rw-r--r--drivers/scsi/esas2r/esas2r_targdb.c2
-rw-r--r--drivers/scsi/esas2r/esas2r_vda.c6
10 files changed, 291 insertions, 306 deletions
diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h
index 0838e265e0b..d128c96a501 100644
--- a/drivers/scsi/esas2r/esas2r.h
+++ b/drivers/scsi/esas2r/esas2r.h
@@ -799,47 +799,47 @@ struct esas2r_adapter {
struct esas2r_target *targetdb_end;
unsigned char *regs;
unsigned char *data_window;
- u32 volatile flags;
- #define AF_PORT_CHANGE (u32)(0x00000001)
- #define AF_CHPRST_NEEDED (u32)(0x00000004)
- #define AF_CHPRST_PENDING (u32)(0x00000008)
- #define AF_CHPRST_DETECTED (u32)(0x00000010)
- #define AF_BUSRST_NEEDED (u32)(0x00000020)
- #define AF_BUSRST_PENDING (u32)(0x00000040)
- #define AF_BUSRST_DETECTED (u32)(0x00000080)
- #define AF_DISABLED (u32)(0x00000100)
- #define AF_FLASH_LOCK (u32)(0x00000200)
- #define AF_OS_RESET (u32)(0x00002000)
- #define AF_FLASHING (u32)(0x00004000)
- #define AF_POWER_MGT (u32)(0x00008000)
- #define AF_NVR_VALID (u32)(0x00010000)
- #define AF_DEGRADED_MODE (u32)(0x00020000)
- #define AF_DISC_PENDING (u32)(0x00040000)
- #define AF_TASKLET_SCHEDULED (u32)(0x00080000)
- #define AF_HEARTBEAT (u32)(0x00200000)
- #define AF_HEARTBEAT_ENB (u32)(0x00400000)
- #define AF_NOT_PRESENT (u32)(0x00800000)
- #define AF_CHPRST_STARTED (u32)(0x01000000)
- #define AF_FIRST_INIT (u32)(0x02000000)
- #define AF_POWER_DOWN (u32)(0x04000000)
- #define AF_DISC_IN_PROG (u32)(0x08000000)
- #define AF_COMM_LIST_TOGGLE (u32)(0x10000000)
- #define AF_LEGACY_SGE_MODE (u32)(0x20000000)
- #define AF_DISC_POLLED (u32)(0x40000000)
- u32 volatile flags2;
- #define AF2_SERIAL_FLASH (u32)(0x00000001)
- #define AF2_DEV_SCAN (u32)(0x00000002)
- #define AF2_DEV_CNT_OK (u32)(0x00000004)
- #define AF2_COREDUMP_AVAIL (u32)(0x00000008)
- #define AF2_COREDUMP_SAVED (u32)(0x00000010)
- #define AF2_VDA_POWER_DOWN (u32)(0x00000100)
- #define AF2_THUNDERLINK (u32)(0x00000200)
- #define AF2_THUNDERBOLT (u32)(0x00000400)
- #define AF2_INIT_DONE (u32)(0x00000800)
- #define AF2_INT_PENDING (u32)(0x00001000)
- #define AF2_TIMER_TICK (u32)(0x00002000)
- #define AF2_IRQ_CLAIMED (u32)(0x00004000)
- #define AF2_MSI_ENABLED (u32)(0x00008000)
+ long flags;
+ #define AF_PORT_CHANGE 0
+ #define AF_CHPRST_NEEDED 1
+ #define AF_CHPRST_PENDING 2
+ #define AF_CHPRST_DETECTED 3
+ #define AF_BUSRST_NEEDED 4
+ #define AF_BUSRST_PENDING 5
+ #define AF_BUSRST_DETECTED 6
+ #define AF_DISABLED 7
+ #define AF_FLASH_LOCK 8
+ #define AF_OS_RESET 9
+ #define AF_FLASHING 10
+ #define AF_POWER_MGT 11
+ #define AF_NVR_VALID 12
+ #define AF_DEGRADED_MODE 13
+ #define AF_DISC_PENDING 14
+ #define AF_TASKLET_SCHEDULED 15
+ #define AF_HEARTBEAT 16
+ #define AF_HEARTBEAT_ENB 17
+ #define AF_NOT_PRESENT 18
+ #define AF_CHPRST_STARTED 19
+ #define AF_FIRST_INIT 20
+ #define AF_POWER_DOWN 21
+ #define AF_DISC_IN_PROG 22
+ #define AF_COMM_LIST_TOGGLE 23
+ #define AF_LEGACY_SGE_MODE 24
+ #define AF_DISC_POLLED 25
+ long flags2;
+ #define AF2_SERIAL_FLASH 0
+ #define AF2_DEV_SCAN 1
+ #define AF2_DEV_CNT_OK 2
+ #define AF2_COREDUMP_AVAIL 3
+ #define AF2_COREDUMP_SAVED 4
+ #define AF2_VDA_POWER_DOWN 5
+ #define AF2_THUNDERLINK 6
+ #define AF2_THUNDERBOLT 7
+ #define AF2_INIT_DONE 8
+ #define AF2_INT_PENDING 9
+ #define AF2_TIMER_TICK 10
+ #define AF2_IRQ_CLAIMED 11
+ #define AF2_MSI_ENABLED 12
atomic_t disable_cnt;
atomic_t dis_ints_cnt;
u32 int_stat;
@@ -1150,16 +1150,6 @@ void esas2r_queue_fw_event(struct esas2r_adapter *a,
int data_sz);
/* Inline functions */
-static inline u32 esas2r_lock_set_flags(volatile u32 *flags, u32 bits)
-{
- return test_and_set_bit(ilog2(bits), (volatile unsigned long *)flags);
-}
-
-static inline u32 esas2r_lock_clear_flags(volatile u32 *flags, u32 bits)
-{
- return test_and_clear_bit(ilog2(bits),
- (volatile unsigned long *)flags);
-}
/* Allocate a chip scatter/gather list entry */
static inline struct esas2r_mem_desc *esas2r_alloc_sgl(struct esas2r_adapter *a)
@@ -1303,10 +1293,13 @@ static inline void esas2r_rq_destroy_request(struct esas2r_request *rq,
static inline bool esas2r_is_tasklet_pending(struct esas2r_adapter *a)
{
- return (a->flags & (AF_BUSRST_NEEDED | AF_BUSRST_DETECTED
- | AF_CHPRST_NEEDED | AF_CHPRST_DETECTED
- | AF_PORT_CHANGE))
- ? true : false;
+
+ return test_bit(AF_BUSRST_NEEDED, &a->flags) ||
+ test_bit(AF_BUSRST_DETECTED, &a->flags) ||
+ test_bit(AF_CHPRST_NEEDED, &a->flags) ||
+ test_bit(AF_CHPRST_DETECTED, &a->flags) ||
+ test_bit(AF_PORT_CHANGE, &a->flags);
+
}
/*
@@ -1345,24 +1338,24 @@ static inline void esas2r_enable_chip_interrupts(struct esas2r_adapter *a)
static inline void esas2r_schedule_tasklet(struct esas2r_adapter *a)
{
/* make sure we don't schedule twice */
- if (!(esas2r_lock_set_flags(&a->flags, AF_TASKLET_SCHEDULED) &
- ilog2(AF_TASKLET_SCHEDULED)))
+ if (!test_and_set_bit(AF_TASKLET_SCHEDULED, &a->flags))
tasklet_hi_schedule(&a->tasklet);
}
static inline void esas2r_enable_heartbeat(struct esas2r_adapter *a)
{
- if (!(a->flags & (AF_DEGRADED_MODE | AF_CHPRST_PENDING))
- && (a->nvram->options2 & SASNVR2_HEARTBEAT))
- esas2r_lock_set_flags(&a->flags, AF_HEARTBEAT_ENB);
+ if (!test_bit(AF_DEGRADED_MODE, &a->flags) &&
+ !test_bit(AF_CHPRST_PENDING, &a->flags) &&
+ (a->nvram->options2 & SASNVR2_HEARTBEAT))
+ set_bit(AF_HEARTBEAT_ENB, &a->flags);
else
- esas2r_lock_clear_flags(&a->flags, AF_HEARTBEAT_ENB);
+ clear_bit(AF_HEARTBEAT_ENB, &a->flags);
}
static inline void esas2r_disable_heartbeat(struct esas2r_adapter *a)
{
- esas2r_lock_clear_flags(&a->flags, AF_HEARTBEAT_ENB);
- esas2r_lock_clear_flags(&a->flags, AF_HEARTBEAT);
+ clear_bit(AF_HEARTBEAT_ENB, &a->flags);
+ clear_bit(AF_HEARTBEAT, &a->flags);
}
/* Set the initial state for resetting the adapter on the next pass through
@@ -1372,9 +1365,9 @@ static inline void esas2r_local_reset_adapter(struct esas2r_adapter *a)
{
esas2r_disable_heartbeat(a);
- esas2r_lock_set_flags(&a->flags, AF_CHPRST_NEEDED);
- esas2r_lock_set_flags(&a->flags, AF_CHPRST_PENDING);
- esas2r_lock_set_flags(&a->flags, AF_DISC_PENDING);
+ set_bit(AF_CHPRST_NEEDED, &a->flags);
+ set_bit(AF_CHPRST_PENDING, &a->flags);
+ set_bit(AF_DISC_PENDING, &a->flags);
}
/* See if an interrupt is pending on the adapter. */
diff --git a/drivers/scsi/esas2r/esas2r_disc.c b/drivers/scsi/esas2r/esas2r_disc.c
index dec6c334ce3..1c079f4300a 100644
--- a/drivers/scsi/esas2r/esas2r_disc.c
+++ b/drivers/scsi/esas2r/esas2r_disc.c
@@ -86,9 +86,9 @@ void esas2r_disc_initialize(struct esas2r_adapter *a)
esas2r_trace_enter();
- esas2r_lock_clear_flags(&a->flags, AF_DISC_IN_PROG);
- esas2r_lock_clear_flags(&a->flags2, AF2_DEV_SCAN);
- esas2r_lock_clear_flags(&a->flags2, AF2_DEV_CNT_OK);
+ clear_bit(AF_DISC_IN_PROG, &a->flags);
+ clear_bit(AF2_DEV_SCAN, &a->flags2);
+ clear_bit(AF2_DEV_CNT_OK, &a->flags2);
a->disc_start_time = jiffies_to_msecs(jiffies);
a->disc_wait_time = nvr->dev_wait_time * 1000;
@@ -107,7 +107,8 @@ void esas2r_disc_initialize(struct esas2r_adapter *a)
a->general_req.interrupt_cx = NULL;
- if (a->flags & (AF_CHPRST_DETECTED | AF_POWER_MGT)) {
+ if (test_bit(AF_CHPRST_DETECTED, &a->flags) ||
+ test_bit(AF_POWER_MGT, &a->flags)) {
if (a->prev_dev_cnt == 0) {
/* Don't bother waiting if there is nothing to wait
* for.
@@ -212,9 +213,7 @@ void esas2r_disc_check_complete(struct esas2r_adapter *a)
|| a->disc_wait_cnt == 0)) {
/* After three seconds of waiting, schedule a scan. */
if (time >= 3000
- && !(esas2r_lock_set_flags(&a->flags2,
- AF2_DEV_SCAN) &
- ilog2(AF2_DEV_SCAN))) {
+ && !test_and_set_bit(AF2_DEV_SCAN, &a->flags2)) {
spin_lock_irqsave(&a->mem_lock, flags);
esas2r_disc_queue_event(a, DCDE_DEV_SCAN);
spin_unlock_irqrestore(&a->mem_lock, flags);
@@ -228,18 +227,14 @@ void esas2r_disc_check_complete(struct esas2r_adapter *a)
* We are done waiting...we think. Adjust the wait time to
* consume events after the count is met.
*/
- if (!(esas2r_lock_set_flags(&a->flags2, AF2_DEV_CNT_OK)
- & ilog2(AF2_DEV_CNT_OK)))
+ if (!test_and_set_bit(AF2_DEV_CNT_OK, &a->flags2))
a->disc_wait_time = time + 3000;
/* If we haven't done a full scan yet, do it now. */
- if (!(esas2r_lock_set_flags(&a->flags2,
- AF2_DEV_SCAN) &
- ilog2(AF2_DEV_SCAN))) {
+ if (!test_and_set_bit(AF2_DEV_SCAN, &a->flags2)) {
spin_lock_irqsave(&a->mem_lock, flags);
esas2r_disc_queue_event(a, DCDE_DEV_SCAN);
spin_unlock_irqrestore(&a->mem_lock, flags);
-
esas2r_trace_exit();
return;
}
@@ -253,9 +248,7 @@ void esas2r_disc_check_complete(struct esas2r_adapter *a)
return;
}
} else {
- if (!(esas2r_lock_set_flags(&a->flags2,
- AF2_DEV_SCAN) &
- ilog2(AF2_DEV_SCAN))) {
+ if (!test_and_set_bit(AF2_DEV_SCAN, &a->flags2)) {
spin_lock_irqsave(&a->mem_lock, flags);
esas2r_disc_queue_event(a, DCDE_DEV_SCAN);
spin_unlock_irqrestore(&a->mem_lock, flags);
@@ -265,8 +258,8 @@ void esas2r_disc_check_complete(struct esas2r_adapter *a)
/* We want to stop waiting for devices. */
a->disc_wait_time = 0;
- if ((a->flags & AF_DISC_POLLED)
- && (a->flags & AF_DISC_IN_PROG)) {
+ if (test_bit(AF_DISC_POLLED, &a->flags) &&
+ test_bit(AF_DISC_IN_PROG, &a->flags)) {
/*
* Polled discovery is still pending so continue the active
* discovery until it is done. At that point, we will stop
@@ -280,14 +273,14 @@ void esas2r_disc_check_complete(struct esas2r_adapter *a)
* driven; i.e. There is no transition.
*/
esas2r_disc_fix_curr_requests(a);
- esas2r_lock_clear_flags(&a->flags, AF_DISC_PENDING);
+ clear_bit(AF_DISC_PENDING, &a->flags);
/*
* We have deferred target state changes until now because we
* don't want to report any removals (due to the first arrival)
* until the device wait time expires.
*/
- esas2r_lock_set_flags(&a->flags, AF_PORT_CHANGE);
+ set_bit(AF_PORT_CHANGE, &a->flags);
}
esas2r_trace_exit();
@@ -308,7 +301,8 @@ void esas2r_disc_queue_event(struct esas2r_adapter *a, u8 disc_evt)
* Don't start discovery before or during polled discovery. if we did,
* we would have a deadlock if we are in the ISR already.
*/
- if (!(a->flags & (AF_CHPRST_PENDING | AF_DISC_POLLED)))
+ if (!test_bit(AF_CHPRST_PENDING, &a->flags) &&
+ !test_bit(AF_DISC_POLLED, &a->flags))
esas2r_disc_start_port(a);
esas2r_trace_exit();
@@ -322,7 +316,7 @@ bool esas2r_disc_start_port(struct esas2r_adapter *a)
esas2r_trace_enter();
- if (a->flags & AF_DISC_IN_PROG) {
+ if (test_bit(AF_DISC_IN_PROG, &a->flags)) {
esas2r_trace_exit();
return false;
@@ -330,7 +324,7 @@ bool esas2r_disc_start_port(struct esas2r_adapter *a)
/* If there is a discovery waiting, process it. */
if (dc->disc_evt) {
- if ((a->flags & AF_DISC_POLLED)
+ if (test_bit(AF_DISC_POLLED, &a->flags)
&& a->disc_wait_time == 0) {
/*
* We are doing polled discovery, but we no longer want
@@ -347,7 +341,7 @@ bool esas2r_disc_start_port(struct esas2r_adapter *a)
esas2r_hdebug("disc done");
- esas2r_lock_set_flags(&a->flags, AF_PORT_CHANGE);
+ set_bit(AF_PORT_CHANGE, &a->flags);
esas2r_trace_exit();
@@ -356,10 +350,10 @@ bool esas2r_disc_start_port(struct esas2r_adapter *a)
/* Handle the discovery context */
esas2r_trace("disc_evt: %d", dc->disc_evt);
- esas2r_lock_set_flags(&a->flags, AF_DISC_IN_PROG);
+ set_bit(AF_DISC_IN_PROG, &a->flags);
dc->flags = 0;
- if (a->flags & AF_DISC_POLLED)
+ if (test_bit(AF_DISC_POLLED, &a->flags))
dc->flags |= DCF_POLLED;
rq->interrupt_cx = dc;
@@ -379,7 +373,7 @@ bool esas2r_disc_start_port(struct esas2r_adapter *a)
}
/* Continue interrupt driven discovery */
- if (!(a->flags & AF_DISC_POLLED))
+ if (!test_bit(AF_DISC_POLLED, &a->flags))
ret = esas2r_disc_continue(a, rq);
else
ret = true;
@@ -453,10 +447,10 @@ static bool esas2r_disc_continue(struct esas2r_adapter *a,
/* Discovery is done...for now. */
rq->interrupt_cx = NULL;
- if (!(a->flags & AF_DISC_PENDING))
+ if (!test_bit(AF_DISC_PENDING, &a->flags))
esas2r_disc_fix_curr_requests(a);
- esas2r_lock_clear_flags(&a->flags, AF_DISC_IN_PROG);
+ clear_bit(AF_DISC_IN_PROG, &a->flags);
/* Start the next discovery. */
return esas2r_disc_start_port(a);
@@ -480,7 +474,8 @@ static bool esas2r_disc_start_request(struct esas2r_adapter *a,
spin_lock_irqsave(&a->queue_lock, flags);
- if (!(a->flags & (AF_CHPRST_PENDING | AF_FLASHING)))
+ if (!test_bit(AF_CHPRST_PENDING, &a->flags) &&
+ !test_bit(AF_FLASHING, &a->flags))
esas2r_disc_local_start_request(a, rq);
else
list_add_tail(&rq->req_list, &a->defer_list);
diff --git a/drivers/scsi/esas2r/esas2r_flash.c b/drivers/scsi/esas2r/esas2r_flash.c
index 2ec3c23275b..b7dc59fca7a 100644
--- a/drivers/scsi/esas2r/esas2r_flash.c
+++ b/drivers/scsi/esas2r/esas2r_flash.c
@@ -231,7 +231,7 @@ static bool load_image(struct esas2r_adapter *a, struct esas2r_request *rq)
* RS_PENDING, FM API tasks will continue.
*/
rq->req_stat = RS_PENDING;
- if (a->flags & AF_DEGRADED_MODE)
+ if (test_bit(AF_DEGRADED_MODE, &a->flags))
/* not suppported for now */;
else
build_flash_msg(a, rq);
@@ -315,7 +315,7 @@ static bool complete_fmapi_req(struct esas2r_adapter *a,
memset(fc->scratch, 0, FM_BUF_SZ);
esas2r_enable_heartbeat(a);
- esas2r_lock_clear_flags(&a->flags, AF_FLASH_LOCK);
+ clear_bit(AF_FLASH_LOCK, &a->flags);
return false;
}
@@ -526,7 +526,7 @@ no_cfg:
* The download is complete. If in degraded mode,
* attempt a chip reset.
*/
- if (a->flags & AF_DEGRADED_MODE)
+ if (test_bit(AF_DEGRADED_MODE, &a->flags))
esas2r_local_reset_adapter(a);
a->flash_ver = fi->cmp_hdr[CH_IT_BIOS].version;
@@ -890,7 +890,7 @@ bool esas2r_process_fs_ioctl(struct esas2r_adapter *a,
}
}
- if (a->flags & AF_DEGRADED_MODE) {
+ if (test_bit(AF_DEGRADED_MODE, &a->flags)) {
fs->status = ATTO_STS_DEGRADED;
return false;
}
@@ -945,8 +945,12 @@ static bool esas2r_flash_access(struct esas2r_adapter *a, u32 function)
/* Now wait for the firmware to process it */
starttime = jiffies_to_msecs(jiffies);
- timeout = a->flags &
- (AF_CHPRST_PENDING | AF_DISC_PENDING) ? 40000 : 5000;
+
+ if (test_bit(AF_CHPRST_PENDING, &a->flags) ||
+ test_bit(AF_DISC_PENDING, &a->flags))
+ timeout = 40000;
+ else
+ timeout = 5000;
while (true) {
intstat = esas2r_read_register_dword(a, MU_INT_STATUS_OUT);
@@ -1008,7 +1012,7 @@ bool esas2r_read_flash_block(struct esas2r_adapter *a,
u32 offset;
u32 iatvr;
- if (a->flags2 & AF2_SERIAL_FLASH)
+ if (test_bit(AF2_SERIAL_FLASH, &a->flags2))
iatvr = MW_DATA_ADDR_SER_FLASH + (from & -WINDOW_SIZE);
else
iatvr = MW_DATA_ADDR_PAR_FLASH + (from & -WINDOW_SIZE);
@@ -1236,9 +1240,9 @@ static void esas2r_nvram_callback(struct esas2r_adapter *a,
if (rq->req_stat != RS_PENDING) {
/* update the NVRAM state */
if (rq->req_stat == RS_SUCCESS)
- esas2r_lock_set_flags(&a->flags, AF_NVR_VALID);
+ set_bit(AF_NVR_VALID, &a->flags);
else
- esas2r_lock_clear_flags(&a->flags, AF_NVR_VALID);
+ clear_bit(AF_NVR_VALID, &a->flags);
esas2r_enable_heartbeat(a);
@@ -1258,7 +1262,7 @@ bool esas2r_nvram_write(struct esas2r_adapter *a, struct esas2r_request *rq,
u32 *sas_address_dwords = (u32 *)&sas_address_bytes[0];
struct atto_vda_flash_req *vrq = &rq->vrq->flash;
- if (a->flags & AF_DEGRADED_MODE)
+ if (test_bit(AF_DEGRADED_MODE, &a->flags))
return false;
if (down_interruptible(&a->nvram_semaphore))
@@ -1302,7 +1306,7 @@ bool esas2r_nvram_write(struct esas2r_adapter *a, struct esas2r_request *rq,
FLS_OFFSET_NVR,
sizeof(struct esas2r_sas_nvram));
- if (a->flags & AF_LEGACY_SGE_MODE) {
+ if (test_bit(AF_LEGACY_SGE_MODE, &a->flags)) {
vrq->data.sge[0].length =
cpu_to_le32(SGE_LAST |
@@ -1337,7 +1341,7 @@ bool esas2r_nvram_validate(struct esas2r_adapter *a)
} else if (n->version > SASNVR_VERSION) {
esas2r_hdebug("invalid NVRAM version");
} else {
- esas2r_lock_set_flags(&a->flags, AF_NVR_VALID);
+ set_bit(AF_NVR_VALID, &a->flags);
rslt = true;
}
@@ -1359,7 +1363,7 @@ void esas2r_nvram_set_defaults(struct esas2r_adapter *a)
struct esas2r_sas_nvram *n = a->nvram;
u32 time = jiffies_to_msecs(jiffies);
- esas2r_lock_clear_flags(&a->flags, AF_NVR_VALID);
+ clear_bit(AF_NVR_VALID, &a->flags);
*n = default_sas_nvram;
n->sas_addr[3] |= 0x0F;
n->sas_addr[4] = HIBYTE(LOWORD(time));
@@ -1389,7 +1393,7 @@ bool esas2r_fm_api(struct esas2r_adapter *a, struct esas2r_flash_img *fi,
u8 j;
struct esas2r_component_header *ch;
- if (esas2r_lock_set_flags(&a->flags, AF_FLASH_LOCK) & AF_FLASH_LOCK) {
+ if (test_and_set_bit(AF_FLASH_LOCK, &a->flags)) {
/* flag was already set */
fi->status = FI_STAT_BUSY;
return false;
@@ -1413,7 +1417,7 @@ bool esas2r_fm_api(struct esas2r_adapter *a, struct esas2r_flash_img *fi,
return complete_fmapi_req(a, rq, FI_STAT_IMG_VER);
}
- if (a->flags & AF_DEGRADED_MODE)
+ if (test_bit(AF_DEGRADED_MODE, &a->flags))
return complete_fmapi_req(a, rq, FI_STAT_DEGRADED);
switch (fi->action) {
diff --git a/drivers/scsi/esas2r/esas2r_init.c b/drivers/scsi/esas2r/esas2r_init.c
index da1869df240..15d222b407f 100644
--- a/drivers/scsi/esas2r/esas2r_init.c
+++ b/drivers/scsi/esas2r/esas2r_init.c
@@ -216,7 +216,7 @@ use_legacy_interrupts:
goto use_legacy_interrupts;
}
a->intr_mode = INTR_MODE_MSI;
- esas2r_lock_set_flags(&a->flags2, AF2_MSI_ENABLED);
+ set_bit(AF2_MSI_ENABLED, &a->flags2);
break;
@@ -252,7 +252,7 @@ static void esas2r_claim_interrupts(struct esas2r_adapter *a)
return;
}
- esas2r_lock_set_flags(&a->flags2, AF2_IRQ_CLAIMED);
+ set_bit(AF2_IRQ_CLAIMED, &a->flags2);
esas2r_log(ESAS2R_LOG_INFO,
"claimed IRQ %d flags: 0x%lx",
a->pcid->irq, flags);
@@ -380,10 +380,10 @@ int esas2r_init_adapter(struct Scsi_Host *host, struct pci_dev *pcid,
/* interrupts will be disabled until we are done with init */
atomic_inc(&a->dis_ints_cnt);
atomic_inc(&a->disable_cnt);
- a->flags |= AF_CHPRST_PENDING
- | AF_DISC_PENDING
- | AF_FIRST_INIT
- | AF_LEGACY_SGE_MODE;
+ set_bit(AF_CHPRST_PENDING, &a->flags);
+ set_bit(AF_DISC_PENDING, &a->flags);
+ set_bit(AF_FIRST_INIT, &a->flags);
+ set_bit(AF_LEGACY_SGE_MODE, &a->flags);
a->init_msg = ESAS2R_INIT_MSG_START;
a->max_vdareq_size = 128;
@@ -440,11 +440,11 @@ int esas2r_init_adapter(struct Scsi_Host *host, struct pci_dev *pcid,
esas2r_claim_interrupts(a);
- if (a->flags2 & AF2_IRQ_CLAIMED)
+ if (test_bit(AF2_IRQ_CLAIMED, &a->flags2))
esas2r_enable_chip_interrupts(a);
- esas2r_lock_set_flags(&a->flags2, AF2_INIT_DONE);
- if (!(a->flags & AF_DEGRADED_MODE))
+ set_bit(AF2_INIT_DONE, &a->flags2);
+ if (!test_bit(AF_DEGRADED_MODE, &a->flags))
esas2r_kickoff_timer(a);
esas2r_debug("esas2r_init_adapter done for %p (%d)",
a, a->disable_cnt);
@@ -457,8 +457,8 @@ static void esas2r_adapter_power_down(struct esas2r_adapter *a,
{
struct esas2r_mem_desc *memdesc, *next;
- if ((a->flags2 & AF2_INIT_DONE)
- && (!(a->flags & AF_DEGRADED_MODE))) {
+ if ((test_bit(AF2_INIT_DONE, &a->flags2))
+ && (!test_bit(AF_DEGRADED_MODE, &a->flags))) {
if (!power_management) {
del_timer_sync(&a->timer);
tasklet_kill(&a->tasklet);
@@ -508,19 +508,19 @@ static void esas2r_adapter_power_down(struct esas2r_adapter *a,
}
/* Clean up interrupts */
- if (a->flags2 & AF2_IRQ_CLAIMED) {
+ if (test_bit(AF2_IRQ_CLAIMED, &a->flags2)) {
esas2r_log_dev(ESAS2R_LOG_INFO,
&(a->pcid->dev),
"free_irq(%d) called", a->pcid->irq);
free_irq(a->pcid->irq, a);
esas2r_debug("IRQ released");
- esas2r_lock_clear_flags(&a->flags2, AF2_IRQ_CLAIMED);
+ clear_bit(AF2_IRQ_CLAIMED, &a->flags2);
}
- if (a->flags2 & AF2_MSI_ENABLED) {
+ if (test_bit(AF2_MSI_ENABLED, &a->flags2)) {
pci_disable_msi(a->pcid);
- esas2r_lock_clear_flags(&a->flags2, AF2_MSI_ENABLED);
+ clear_bit(AF2_MSI_ENABLED, &a->flags2);
esas2r_debug("MSI disabled");
}
@@ -641,12 +641,10 @@ void esas2r_kill_adapter(int i)
pci_set_drvdata(a->pcid, NULL);
esas2r_adapters[i] = NULL;
- if (a->flags2 & AF2_INIT_DONE) {
- esas2r_lock_clear_flags(&a->flags2,
- AF2_INIT_DONE);
+ if (test_bit(AF2_INIT_DONE, &a->flags2)) {
+ clear_bit(AF2_INIT_DONE, &a->flags2);
- esas2r_lock_set_flags(&a->flags,
- AF_DEGRADED_MODE);
+ set_bit(AF_DEGRADED_MODE, &a->flags);
esas2r_log_dev(ESAS2R_LOG_INFO,
&(a->host->shost_gendev),
@@ -759,7 +757,7 @@ int esas2r_resume(struct pci_dev *pdev)
esas2r_claim_interrupts(a);
- if (a->flags2 & AF2_IRQ_CLAIMED) {
+ if (test_bit(AF2_IRQ_CLAIMED, &a->flags2)) {
/*
* Now that system interrupt(s) are claimed, we can enable
* chip interrupts.
@@ -781,7 +779,7 @@ error_exit:
bool esas2r_set_degraded_mode(struct esas2r_adapter *a, char *error_str)
{
- esas2r_lock_set_flags(&a->flags, AF_DEGRADED_MODE);
+ set_bit(AF_DEGRADED_MODE, &a->flags);
esas2r_log(ESAS2R_LOG_CRIT,
"setting adapter to degraded mode: %s\n", error_str);
return false;
@@ -896,7 +894,7 @@ bool esas2r_init_adapter_struct(struct esas2r_adapter *a,
&& (a->pcid->subsystem_device & ATTO_SSDID_TBT))
a->flags2 |= AF2_THUNDERBOLT;
- if (a->flags2 & AF2_THUNDERBOLT)
+ if (test_bit(AF2_THUNDERBOLT, &a->flags2))
a->flags2 |= AF2_SERIAL_FLASH;
if (a->pcid->subsystem_device == ATTO_TLSH_1068)
@@ -956,14 +954,14 @@ bool esas2r_init_adapter_struct(struct esas2r_adapter *a,
a->outbound_copy = (u32 volatile *)high;
high += sizeof(u32);
- if (!(a->flags & AF_NVR_VALID))
+ if (!test_bit(AF_NVR_VALID, &a->flags))
esas2r_nvram_set_defaults(a);
/* update the caller's uncached memory area pointer */
*uncached_area = (void *)high;
/* initialize the allocated memory */
- if (a->flags & AF_FIRST_INIT) {
+ if (test_bit(AF_FIRST_INIT, &a->flags)) {
memset(a->req_table, 0,
(num_requests + num_ae_requests +
1) * sizeof(struct esas2r_request *));
@@ -1019,7 +1017,7 @@ bool esas2r_check_adapter(struct esas2r_adapter *a)
* if the chip reset detected flag is set, we can bypass a bunch of
* stuff.
*/
- if (a->flags & AF_CHPRST_DETECTED)
+ if (test_bit(AF_CHPRST_DETECTED, &a->flags))
goto skip_chip_reset;
/*
@@ -1057,14 +1055,12 @@ bool esas2r_check_adapter(struct esas2r_adapter *a)
doorbell);
if (ver == DRBL_FW_VER_0) {
- esas2r_lock_set_flags(&a->flags,
- AF_LEGACY_SGE_MODE);
+ set_bit(AF_LEGACY_SGE_MODE, &a->flags);
a->max_vdareq_size = 128;
a->build_sgl = esas2r_build_sg_list_sge;
} else if (ver == DRBL_FW_VER_1) {
- esas2r_lock_clear_flags(&a->flags,
- AF_LEGACY_SGE_MODE);
+ clear_bit(AF_LEGACY_SGE_MODE, &a->flags);
a->max_vdareq_size = 1024;
a->build_sgl = esas2r_build_sg_list_prd;
@@ -1139,7 +1135,7 @@ skip_chip_reset:
*a->outbound_copy =
a->last_write =
a->last_read = a->list_size - 1;
- esas2r_lock_set_flags(&a->flags, AF_COMM_LIST_TOGGLE);
+ set_bit(AF_COMM_LIST_TOGGLE, &a->flags);
esas2r_write_register_dword(a, MU_IN_LIST_WRITE, MU_ILW_TOGGLE |
a->last_write);
esas2r_write_register_dword(a, MU_OUT_LIST_COPY, MU_OLC_TOGGLE |
@@ -1204,9 +1200,9 @@ skip_chip_reset:
*/
doorbell = esas2r_read_register_dword(a, MU_DOORBELL_IN_ENB);
if (doorbell & DRBL_POWER_DOWN)
- esas2r_lock_set_flags(&a->flags2, AF2_VDA_POWER_DOWN);
+ set_bit(AF2_VDA_POWER_DOWN, &a->flags2);
else
- esas2r_lock_clear_flags(&a->flags2, AF2_VDA_POWER_DOWN);
+ clear_bit(AF2_VDA_POWER_DOWN, &a->flags2);
/*
* enable assertion of outbound queue and doorbell interrupts in the
@@ -1266,9 +1262,8 @@ static bool esas2r_format_init_msg(struct esas2r_adapter *a,
* unsupported config requests correctly.
*/
- if ((a->flags2 & AF2_THUNDERBOLT)
- || (be32_to_cpu(a->fw_version) >
- be32_to_cpu(0x47020052))) {
+ if ((test_bit(AF2_THUNDERBOLT, &a->flags2))
+ || (be32_to_cpu(a->fw_version) > 0x00524702)) {
esas2r_hdebug("CFG get init");
esas2r_build_cfg_req(a,
rq,
@@ -1361,10 +1356,10 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
struct esas2r_request *rq;
u32 i;
- if (a->flags & AF_DEGRADED_MODE)
+ if (test_bit(AF_DEGRADED_MODE, &a->flags))
goto exit;
- if (!(a->flags & AF_NVR_VALID)) {
+ if (!test_bit(AF_NVR_VALID, &a->flags)) {
if (!esas2r_nvram_read_direct(a))
esas2r_log(ESAS2R_LOG_WARN,
"invalid/missing NVRAM parameters");
@@ -1376,8 +1371,8 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
}
/* The firmware is ready. */
- esas2r_lock_clear_flags(&a->flags, AF_DEGRADED_MODE);
- esas2r_lock_clear_flags(&a->flags, AF_CHPRST_PENDING);
+ clear_bit(AF_DEGRADED_MODE, &a->flags);
+ clear_bit(AF_CHPRST_PENDING, &a->flags);
/* Post all the async event requests */
for (i = 0, rq = a->first_ae_req; i < num_ae_requests; i++, rq++)
@@ -1398,8 +1393,8 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
esas2r_hdebug("firmware revision: %s", a->fw_rev);
- if ((a->flags & AF_CHPRST_DETECTED)
- && (a->flags & AF_FIRST_INIT)) {
+ if (test_bit(AF_CHPRST_DETECTED, &a->flags)
+ && (test_bit(AF_FIRST_INIT, &a->flags))) {
esas2r_enable_chip_interrupts(a);
return true;
}
@@ -1423,18 +1418,18 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
* Block Tasklets from getting scheduled and indicate this is
* polled discovery.
*/
- esas2r_lock_set_flags(&a->flags, AF_TASKLET_SCHEDULED);
- esas2r_lock_set_flags(&a->flags, AF_DISC_POLLED);
+ set_bit(AF_TASKLET_SCHEDULED, &a->flags);
+ set_bit(AF_DISC_POLLED, &a->flags);
/*
* Temporarily bring the disable count to zero to enable
* deferred processing. Note that the count is already zero
* after the first initialization.
*/
- if (a->flags & AF_FIRST_INIT)
+ if (test_bit(AF_FIRST_INIT, &a->flags))
atomic_dec(&a->disable_cnt);
- while (a->flags & AF_DISC_PENDING) {
+ while (test_bit(AF_DISC_PENDING, &a->flags)) {
schedule_timeout_interruptible(msecs_to_jiffies(100));
/*
@@ -1453,7 +1448,7 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
* we have to make sure the timer tick processes the
* doorbell indicating the firmware is ready.
*/
- if (!(a->flags & AF_CHPRST_PENDING))
+ if (!test_bit(AF_CHPRST_PENDING, &a->flags))
esas2r_disc_check_for_work(a);
/* Simulate a timer tick. */
@@ -1473,11 +1468,11 @@ bool esas2r_init_adapter_hw(struct esas2r_adapter *a, bool init_poll)
}
- if (a->flags & AF_FIRST_INIT)
+ if (test_bit(AF_FIRST_INIT, &a->flags))
atomic_inc(&a->disable_cnt);
- esas2r_lock_clear_flags(&a->flags, AF_DISC_POLLED);
- esas2r_lock_clear_flags(&a->flags, AF_TASKLET_SCHEDULED);
+ clear_bit(AF_DISC_POLLED, &a->flags);
+ clear_bit(AF_TASKLET_SCHEDULED, &a->flags);
}
@@ -1504,26 +1499,26 @@ exit:
* need to get done before we exit.
*/
- if ((a->flags & AF_CHPRST_DETECTED)
- && (a->flags & AF_FIRST_INIT)) {
+ if (test_bit(AF_CHPRST_DETECTED, &a->flags) &&
+ test_bit(AF_FIRST_INIT, &a->flags)) {
/*
* Reinitialization was performed during the first
* initialization. Only clear the chip reset flag so the
* original device polling is not cancelled.
*/
if (!rslt)
- esas2r_lock_clear_flags(&a->flags, AF_CHPRST_PENDING);
+ clear_bit(AF_CHPRST_PENDING, &a->flags);
} else {
/* First initialization or a subsequent re-init is complete. */
if (!rslt) {
- esas2r_lock_clear_flags(&a->flags, AF_CHPRST_PENDING);
- esas2r_lock_clear_flags(&a->flags, AF_DISC_PENDING);
+ clear_bit(AF_CHPRST_PENDING, &a->flags);
+ clear_bit(AF_DISC_PENDING, &a->flags);
}
/* Enable deferred processing after the first initialization. */
- if (a->flags & AF_FIRST_INIT) {
- esas2r_lock_clear_flags(&a->flags, AF_FIRST_INIT);
+ if (test_bit(AF_FIRST_INIT, &a->flags)) {
+ clear_bit(AF_FIRST_INIT, &a->flags);
if (atomic_dec_return(&a->disable_cnt) == 0)
esas2r_do_deferred_processes(a);
@@ -1535,7 +1530,7 @@ exit:
void esas2r_reset_adapter(struct esas2r_adapter *a)
{
- esas2r_lock_set_flags(&a->flags, AF_OS_RESET);
+ set_bit(AF_OS_RESET, &a->flags);
esas2r_local_reset_adapter(a);
esas2r_schedule_tasklet(a);
}
@@ -1550,17 +1545,17 @@ void esas2r_reset_chip(struct esas2r_adapter *a)
* dump is located in the upper 512KB of the onchip SRAM. Make sure
* to not overwrite a previous crash that was saved.
*/
- if ((a->flags2 & AF2_COREDUMP_AVAIL)
- && !(a->flags2 & AF2_COREDUMP_SAVED)) {
+ if (test_bit(AF2_COREDUMP_AVAIL, &a->flags2) &&
+ !test_bit(AF2_COREDUMP_SAVED, &a->flags2)) {
esas2r_read_mem_block(a,
a->fw_coredump_buff,
MW_DATA_ADDR_SRAM + 0x80000,
ESAS2R_FWCOREDUMP_SZ);
- esas2r_lock_set_flags(&a->flags2, AF2_COREDUMP_SAVED);
+ set_bit(AF2_COREDUMP_SAVED, &a->flags2);
}
- esas2r_lock_clear_flags(&a->flags2, AF2_COREDUMP_AVAIL);
+ clear_bit(AF2_COREDUMP_AVAIL, &a->flags2);
/* Reset the chip */
if (a->pcid->revision == MVR_FREY_B2)
@@ -1606,10 +1601,10 @@ static void esas2r_power_down_notify_firmware(struct esas2r_adapter *a)
*/
void esas2r_power_down(struct esas2r_adapter *a)
{
- esas2r_lock_set_flags(&a->flags, AF_POWER_MGT);
- esas2r_lock_set_flags(&a->flags, AF_POWER_DOWN);
+ set_bit(AF_POWER_MGT, &a->flags);
+ set_bit(AF_POWER_DOWN, &a->flags);
- if (!(a->flags & AF_DEGRADED_MODE)) {
+ if (!test_bit(AF_DEGRADED_MODE, &a->flags)) {
u32 starttime;
u32 doorbell;
@@ -1649,14 +1644,14 @@ void esas2r_power_down(struct esas2r_adapter *a)
* For versions of firmware that support it tell them the driver
* is powering down.
*/
- if (a->flags2 & AF2_VDA_POWER_DOWN)
+ if (test_bit(AF2_VDA_POWER_DOWN, &a->flags2))
esas2r_power_down_notify_firmware(a);
}
/* Suspend I/O processing. */
- esas2r_lock_set_flags(&a->flags, AF_OS_RESET);
- esas2r_lock_set_flags(&a->flags, AF_DISC_PENDING);
- esas2r_lock_set_flags(&a->flags, AF_CHPRST_PENDING);
+ set_bit(AF_OS_RESET, &a->flags);
+ set_bit(AF_DISC_PENDING, &a->flags);
+ set_bit(AF_CHPRST_PENDING, &a->flags);
esas2r_process_adapter_reset(a);
@@ -1673,9 +1668,9 @@ bool esas2r_power_up(struct esas2r_adapter *a, bool init_poll)
{
bool ret;
- esas2r_lock_clear_flags(&a->flags, AF_POWER_DOWN);
+ clear_bit(AF_POWER_DOWN, &a->flags);
esas2r_init_pci_cfg_space(a);
- esas2r_lock_set_flags(&a->flags, AF_FIRST_INIT);
+ set_bit(AF_FIRST_INIT, &a->flags);
atomic_inc(&a->disable_cnt);
/* reinitialize the adapter */
@@ -1687,17 +1682,17 @@ bool esas2r_power_up(struct esas2r_adapter *a, bool init_poll)
esas2r_send_reset_ae(a, true);
/* clear this flag after initialization. */
- esas2r_lock_clear_flags(&a->flags, AF_POWER_MGT);
+ clear_bit(AF_POWER_MGT, &a->flags);
return ret;
}
bool esas2r_is_adapter_present(struct esas2r_adapter *a)
{
- if (a->flags & AF_NOT_PRESENT)
+ if (test_bit(AF_NOT_PRESENT, &a->flags))
return false;
if (esas2r_read_register_dword(a, MU_DOORBELL_OUT) == 0xFFFFFFFF) {
- esas2r_lock_set_flags(&a->flags, AF_NOT_PRESENT);
+ set_bit(AF_NOT_PRESENT, &a->flags);
return false;
}
diff --git a/drivers/scsi/esas2r/esas2r_int.c b/drivers/scsi/esas2r/esas2r_int.c
index c2d4ff57c5c..f16d6bcf9bb 100644
--- a/drivers/scsi/esas2r/esas2r_int.c
+++ b/drivers/scsi/esas2r/esas2r_int.c
@@ -96,7 +96,7 @@ irqreturn_t esas2r_interrupt(int irq, void *dev_id)
if (!esas2r_adapter_interrupt_pending(a))
return IRQ_NONE;
- esas2r_lock_set_flags(&a->flags2, AF2_INT_PENDING);
+ set_bit(AF2_INT_PENDING, &a->flags2);
esas2r_schedule_tasklet(a);
return IRQ_HANDLED;
@@ -317,9 +317,10 @@ void esas2r_do_deferred_processes(struct esas2r_adapter *a)
* = 2 - can start any request
*/
- if (a->flags & (AF_CHPRST_PENDING | AF_FLASHING))
+ if (test_bit(AF_CHPRST_PENDING, &a->flags) ||
+ test_bit(AF_FLASHING, &a->flags))
startreqs = 0;
- else if (a->flags & AF_DISC_PENDING)
+ else if (test_bit(AF_DISC_PENDING, &a->flags))
startreqs = 1;
atomic_inc(&a->disable_cnt);
@@ -367,7 +368,7 @@ void esas2r_do_deferred_processes(struct esas2r_adapter *a)
* Flashing could have been set by last local
* start
*/
- if (a->flags & AF_FLASHING)
+ if (test_bit(AF_FLASHING, &a->flags))
break;
}
}
@@ -404,7 +405,7 @@ void esas2r_process_adapter_reset(struct esas2r_adapter *a)
dc->disc_evt = 0;
- esas2r_lock_clear_flags(&a->flags, AF_DISC_IN_PROG);
+ clear_bit(AF_DISC_IN_PROG, &a->flags);
}
/*
@@ -425,7 +426,7 @@ voi