diff options
Diffstat (limited to 'drivers/scsi')
-rw-r--r-- | drivers/scsi/esas2r/esas2r.h | 125 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_disc.c | 55 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_flash.c | 34 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_init.c | 143 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_int.c | 97 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_io.c | 73 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_ioctl.c | 28 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_main.c | 34 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_targdb.c | 2 | ||||
-rw-r--r-- | drivers/scsi/esas2r/esas2r_vda.c | 6 |
10 files changed, 291 insertions, 306 deletions
diff --git a/drivers/scsi/esas2r/esas2r.h b/drivers/scsi/esas2r/esas2r.h index 0838e265e0b9..d128c96a501d 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 dec6c334ce3e..1c079f4300a5 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 2ec3c23275b8..b7dc59fca7a6 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 da1869df2408..15d222b407f6 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 c2d4ff57c5c3..f16d6bcf9bb6 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 @@ void esas2r_process_adapter_reset(struct esas2r_adapter *a) 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); /* Kill all the requests on the active list */ list_for_each(element, &a->defer_list) { @@ -470,7 +471,7 @@ static void esas2r_process_bus_reset(struct esas2r_adapter *a) if (atomic_read(&a->disable_cnt) == 0) esas2r_do_deferred_processes(a); - esas2r_lock_clear_flags(&a->flags, AF_OS_RESET); + clear_bit(AF_OS_RESET, &a->flags); esas2r_trace_exit(); } @@ -478,10 +479,10 @@ static void esas2r_process_bus_reset(struct esas2r_adapter *a) static void esas2r_chip_rst_needed_during_tasklet(struct esas2r_adapter *a) { - esas2r_lock_clear_flags(&a->flags, AF_CHPRST_NEEDED); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_NEEDED); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_DETECTED); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_PENDING); + clear_bit(AF_CHPRST_NEEDED, &a->flags); + clear_bit(AF_BUSRST_NEEDED, &a->flags); + clear_bit(AF_BUSRST_DETECTED, &a->flags); + clear_bit(AF_BUSRST_PENDING, &a->flags); /* * Make sure we don't get attempt more than 3 resets * when the uptime between resets does not exceed one @@ -507,10 +508,10 @@ static void esas2r_chip_rst_needed_during_tasklet(struct esas2r_adapter *a) * prevent the heartbeat from trying to recover. */ - esas2r_lock_set_flags(&a->flags, AF_DEGRADED_MODE); - esas2r_lock_set_flags(&a->flags, AF_DISABLED); - esas2r_lock_clear_flags(&a->flags, AF_CHPRST_PENDING); - esas2r_lock_clear_flags(&a->flags, AF_DISC_PENDING); + set_bit(AF_DEGRADED_MODE, &a->flags); + set_bit(AF_DISABLED, &a->flags); + clear_bit(AF_CHPRST_PENDING, &a->flags); + clear_bit(AF_DISC_PENDING, &a->flags); esas2r_disable_chip_interrupts(a); a->int_mask = 0; @@ -519,18 +520,17 @@ static void esas2r_chip_rst_needed_during_tasklet(struct esas2r_adapter *a) esas2r_log(ESAS2R_LOG_CRIT, "Adapter disabled because of hardware failure"); } else { - u32 flags = - esas2r_lock_set_flags(&a->flags, AF_CHPRST_STARTED); + bool alrdyrst = test_and_set_bit(AF_CHPRST_STARTED, &a->flags); - if (!(flags & AF_CHPRST_STARTED)) + if (!alrdyrst) /* * Only disable interrupts if this is * the first reset attempt. */ esas2r_disable_chip_interrupts(a); - if ((a->flags & AF_POWER_MGT) && !(a->flags & AF_FIRST_INIT) && - !(flags & AF_CHPRST_STARTED)) { + if ((test_bit(AF_POWER_MGT, &a->flags)) && + !test_bit(AF_FIRST_INIT, &a->flags) && !alrdyrst) { /* * Don't reset the chip on the first * deferred power up attempt. @@ -543,10 +543,10 @@ static void esas2r_chip_rst_needed_during_tasklet(struct esas2r_adapter *a) /* Kick off the reinitialization */ a->chip_uptime += ESAS2R_CHP_UPTIME_CNT; a->chip_init_time = jiffies_to_msecs(jiffies); - if (!(a->flags & AF_POWER_MGT)) { + if (!test_bit(AF_POWER_MGT, &a->flags)) { esas2r_process_adapter_reset(a); - if (!(flags & AF_CHPRST_STARTED)) { + if (!alrdyrst) { /* Remove devices now that I/O is cleaned up. */ a->prev_dev_cnt = esas2r_targ_db_get_tgt_cnt(a); @@ -560,38 +560,37 @@ static void esas2r_chip_rst_needed_during_tasklet(struct esas2r_adapter *a) static void esas2r_handle_chip_rst_during_tasklet(struct esas2r_adapter *a) { - while (a->flags & AF_CHPRST_DETECTED) { + while (test_bit(AF_CHPRST_DETECTED, &a->flags)) { /* * Balance the enable in esas2r_initadapter_hw. * Esas2r_power_down already took care of it for power * management. */ - if (!(a->flags & AF_DEGRADED_MODE) && !(a->flags & - AF_POWER_MGT)) + if (!test_bit(AF_DEGRADED_MODE, &a->flags) && + !test_bit(AF_POWER_MGT, &a->flags)) esas2r_disable_chip_interrupts(a); /* Reinitialize the chip. */ esas2r_check_adapter(a); esas2r_init_adapter_hw(a, 0); - if (a->flags & AF_CHPRST_NEEDED) + if (test_bit(AF_CHPRST_NEEDED, &a->flags)) break; - if (a->flags & AF_POWER_MGT) { + if (test_bit(AF_POWER_MGT, &a->flags)) { /* Recovery from power management. */ - if (a->flags & AF_FIRST_INIT) { + if (test_bit(AF_FIRST_INIT, &a->flags)) { /* Chip reset during normal power up */ esas2r_log(ESAS2R_LOG_CRIT, "The firmware was reset during a normal power-up sequence"); } else { /* Deferred power up complete. */ - esas2r_lock_clear_flags(&a->flags, - AF_POWER_MGT); + clear_bit(AF_POWER_MGT, &a->flags); esas2r_send_reset_ae(a, true); } } else { /* Recovery from online chip reset. */ - if (a->flags & AF_FIRST_INIT) { + if (test_bit(AF_FIRST_INIT, &a->flags)) { /* Chip reset during driver load */ } else { /* Chip reset after driver load */ @@ -602,14 +601,14 @@ static void esas2r_handle_chip_rst_during_tasklet(struct esas2r_adapter *a) "Recovering from a chip reset while the chip was online"); } - esas2r_lock_clear_flags(&a->flags, AF_CHPRST_STARTED); + clear_bit(AF_CHPRST_STARTED, &a->flags); esas2r_enable_chip_interrupts(a); /* * Clear this flag last! this indicates that the chip has been * reset already during initialization. */ - esas2r_lock_clear_flags(&a->flags, AF_CHPRST_DETECTED); + clear_bit(AF_CHPRST_DETECTED, &a->flags); } } @@ -617,26 +616,28 @@ static void esas2r_handle_chip_rst_during_tasklet(struct esas2r_adapter *a) /* Perform deferred tasks when chip interrupts are disabled */ void esas2r_do_tasklet_tasks(struct esas2r_adapter *a) { - if (a->flags & (AF_CHPRST_NEEDED | AF_CHPRST_DETECTED)) { - if (a->flags & AF_CHPRST_NEEDED) + + if (test_bit(AF_CHPRST_NEEDED, &a->flags) || + test_bit(AF_CHPRST_DETECTED, &a->flags)) { + if (test_bit(AF_CHPRST_NEEDED, &a->flags)) esas2r_chip_rst_needed_during_tasklet(a); esas2r_handle_chip_rst_during_tasklet(a); } - if (a->flags & AF_BUSRST_NEEDED) { + if (test_bit(AF_BUSRST_NEEDED, &a->flags)) { esas2r_hdebug("hard resetting bus"); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_NEEDED); + clear_bit(AF_BUSRST_NEEDED, &a->flags); - if (a->flags & AF_FLASHING) - esas2r_lock_set_flags(&a->flags, AF_BUSRST_DETECTED); + if (test_bit(AF_FLASHING, &a->flags)) + set_bit(AF_BUSRST_DETECTED, &a->flags); else esas2r_write_register_dword(a, MU_DOORBELL_IN, DRBL_RESET_BUS); } - if (a->flags & AF_BUSRST_DETECTED) { + if (test_bit(AF_BUSRST_DETECTED, &a->flags)) { esas2r_process_bus_reset(a); esas2r_log_dev(ESAS2R_LOG_WARN, @@ -645,14 +646,14 @@ void esas2r_do_tasklet_tasks(struct esas2r_adapter *a) scsi_report_bus_reset(a->host, 0); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_DETECTED); - esas2r_lock_clear_flags(&a->flags, AF_BUSRST_PENDING); + clear_bit(AF_BUSRST_DETECTED, &a->flags); + clear_bit(AF_BUSRST_PENDING, &a->flags); esas2r_log(ESAS2R_LOG_WARN, "Bus reset complete"); } - if (a->flags & AF_PORT_CHANGE) { - esas2r_lock_clear_flags(&a->flags, AF_PORT_CHANGE); + if (test_bit(AF_PORT_CHANGE, &a->flags)) { + clear_bit(AF_PORT_CHANGE, &a->flags); esas2r_targ_db_report_changes(a); } @@ -672,10 +673,10 @@ static void esas2r_doorbell_interrupt(struct esas2r_adapter *a, u32 doorbell) esas2r_write_register_dword(a, MU_DOORBELL_OUT, doorbell); if (doorbell & DRBL_RESET_BUS) - esas2r_lock_set_flags(&a->flags, AF_BUSRST_DETECTED); + set_bit(AF_BUSRST_DETECTED, &a->flags); if (doorbell & DRBL_FORCE_INT) - esas2r_lock_clear_flags(&a->flags, AF_HEARTBEAT); + clear_bit(AF_HEARTBEAT, &a->flags); if (doorbell & DRBL_PANIC_REASON_MASK) { esas2r_hdebug("*** Firmware Panic ***"); @@ -683,7 +684,7 @@ static void esas2r_doorbell_interrupt(struct esas2r_adapter *a, u32 doorbell) } if (doorbell & DRBL_FW_RESET) { - esas2r_lock_set_flags(&a->flags2, AF2_COREDUMP_AVAIL); + set_bit(AF2_COREDUMP_AVAIL, &a->flags2); esas2r_local_reset_adapter(a); } @@ -918,7 +919,7 @@ void esas2r_complete_request(struct esas2r_adapter *a, { if (rq->vrq->scsi.function == VDA_FUNC_FLASH && rq->vrq->flash.sub_func == VDA_FLASH_COMMIT) - esas2r_lock_clear_flags(&a->flags, AF_FLASHING); + clear_bit(AF_FLASHING, &a->flags); /* See if we setup a callback to do special processing */ diff --git a/drivers/scsi/esas2r/esas2r_io.c b/drivers/scsi/esas2r/esas2r_io.c index 324e2626a08b..a8df916cd57a 100644 --- a/drivers/scsi/esas2r/esas2r_io.c +++ b/drivers/scsi/esas2r/esas2r_io.c @@ -49,7 +49,8 @@ void esas2r_start_request(struct esas2r_adapter *a, struct esas2r_request *rq) struct esas2r_request *startrq = rq; unsigned long flags; - if (unlikely(a->flags & (AF_DEGRADED_MODE | AF_POWER_DOWN))) { + if (unlikely(test_bit(AF_DEGRADED_MODE, &a->flags) || + test_bit(AF_POWER_DOWN, &a->flags))) { if (rq->vrq->scsi.function == VDA_FUNC_SCSI) rq->req_stat = RS_SEL2; else @@ -69,8 +70,8 @@ void esas2r_start_request(struct esas2r_adapter *a, struct esas2r_request *rq) * Note that if AF_DISC_PENDING is set than this will * go on the defer queue. */ - if (unlikely(t->target_state != TS_PRESENT - && !(a->flags & AF_DISC_PENDING))) + if (unlikely(t->target_state != TS_PRESENT && + !test_bit(AF_DISC_PENDING, &a->flags))) rq->req_stat = RS_SEL; } } @@ -91,8 +92,9 @@ void esas2r_start_request(struct esas2r_adapter *a, struct esas2r_request *rq) spin_lock_irqsave(&a->queue_lock, flags); if (likely(list_empty(&a->defer_list) && - !(a->flags & - (AF_CHPRST_PENDING | AF_FLASHING | AF_DISC_PENDING)))) + !test_bit(AF_CHPRST_PENDING, &a->flags) && + !test_bit(AF_FLASHING, &a->flags) && + !test_bit(AF_DISC_PENDING, &a->flags))) esas2r_local_start_request(a, startrq); else list_add_tail(&startrq->req_list, &a->defer_list); @@ -124,7 +126,7 @@ void esas2r_local_start_request(struct esas2r_adapter *a, if (unlikely(rq->vrq->scsi.function == VDA_FUNC_FLASH && rq->vrq->flash.sub_func == VDA_FLASH_COMMIT)) - esas2r_lock_set_flags(&a->flags, AF_FLASHING); + set_bit(AF_FLASHING, &a->flags); list_add_tail(&rq->req_list, &a->active_list); esas2r_start_vda_request(a, rq); @@ -147,11 +149,10 @@ void esas2r_start_vda_request(struct esas2r_adapter *a, if (a->last_write >= a->list_size) { a->last_write = 0; /* update the toggle bit */ - if (a->flags & AF_COMM_LIST_TOGGLE) - esas2r_lock_clear_flags(&a->flags, - AF_COMM_LIST_TOGGLE); + if (test_bit(AF_COMM_LIST_TOGGLE, &a->flags)) + clear_bit(AF_COMM_LIST_TOGGLE, &a->flags); else - esas2r_lock_set_flags(&a->flags, AF_COMM_LIST_TOGGLE); + set_bit(AF_COMM_LIST_TOGGLE, &a->flags); } element = @@ -169,7 +170,7 @@ void esas2r_start_vda_request(struct esas2r_adapter *a, /* Update the write pointer */ dw = a->last_write; - if (a->flags & AF_COMM_LIST_TOGGLE) + if (test_bit(AF_COMM_LIST_TOGGLE, &a->flags)) dw |= MU_ILW_TOGGLE; esas2r_trace("rq->vrq->scsi.handle:%x", rq->vrq->scsi.handle); @@ -687,18 +688,14 @@ static void esas2r_handle_pending_reset(struct esas2r_adapter *a, u32 currtime) esas2r_write_register_dword(a, MU_DOORBELL_OUT, doorbell); if (ver == DRBL_FW_VER_0) { - esas2r_lock_set_flags(&a->flags, - AF_CHPRST_DETECTED); - esas2r_lock_set_flags(&a->flags, - AF_LEGACY_SGE_MODE); + set_bit(AF_CHPRST_DETECTED, &a->flags); + 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_set_flags(&a->flags, - AF_CHPRST_DETECTED); - esas2r_lock_clear_flags(&a->flags, - AF_LEGACY_SGE_MODE); + set_bit(AF_CHPRST_DETECTED, &a->flags); + clear_bit(AF_LEGACY_SGE_MODE, &a->flags); a->max_vdareq_size = 1024; a->build_sgl = esas2r_build_sg_list_prd; @@ -719,28 +716,27 @@ void esas2r_timer_tick(struct esas2r_adapter *a) a->last_tick_time = currtime; /* count down the uptime */ - if (a->chip_uptime - && !(a->flags & (AF_CHPRST_PENDING | AF_DISC_PENDING))) { + if (a->chip_uptime && + !test_bit(AF_CHPRST_PENDING, &a->flags) && + !test_bit(AF_DISC_PENDING, &a->flags)) { if (deltatime >= a->chip_uptime) a->chip_uptime = 0; else a->chip_uptime -= deltatime; } - if (a->flags & AF_CHPRST_PENDING) { - if (!(a->flags & AF_CHPRST_NEEDED) - && !(a->flags & AF_CHPRST_DETECTED)) + if (test_bit(AF_CHPRST_PENDING, &a->flags)) { + if (!test_bit(AF_CHPRST_NEEDED, &a->flags) && + !test_bit(AF_CHPRST_DETECTED, &a->flags)) esas2r_handle_pending_reset(a, currtime); } else { - if (a->flags & AF_DISC_PENDING) + if (test_bit(AF_DISC_PENDING, &a->flags)) esas2r_disc_check_complete(a); - - if (a->flags & AF_HEARTBEAT_ENB) { - if (a->flags & AF_HEARTBEAT) { + if (test_bit(AF_HEARTBEAT_ENB, &a->flags)) { + if (test_bit(AF_HEARTBEAT, &a->flags)) { if ((currtime - a->heartbeat_time) >= ESAS2R_HEARTBEAT_TIME) { - esas2r_lock_clear_flags(&a->flags, - AF_HEARTBEAT); + clear_bit(AF_HEARTBEAT, &a->flags); esas2r_hdebug("heartbeat failed"); esas2r_log(ESAS2R_LOG_CRIT, "heartbeat failed"); @@ -748,7 +744,7 @@ void esas2r_timer_tick(struct esas2r_adapter *a) esas2r_local_reset_adapter(a); } } else { - esas2r_lock_set_flags(&a->flags, AF_HEARTBEAT); + set_bit(AF_HEARTBEAT, &a->flags); a->heartbeat_time = currtime; esas2r_force_interrupt(a); } @@ -812,7 +808,7 @@ bool esas2r_send_task_mgmt(struct esas2r_adapter *a, rqaux->vrq->scsi.flags |= cpu_to_le16(task_mgt_func * LOBIT(FCP_CMND_TM_MASK)); - if (a->flags & AF_FLASHING) { + if (test_bit(AF_FLASHING, &a->flags)) { /* Assume success. if there are active requests, return busy */ rqaux->req_stat = RS_SUCCESS; @@ -831,7 +827,7 @@ bool esas2r_send_task_mgmt(struct esas2r_adapter *a, spin_unlock_irqrestore(&a->queue_lock, flags); - if (!(a->flags & AF_FLASHING)) + if (!test_bit(AF_FLASHING, &a->flags)) esas2r_start_request(a, rqaux); esas2r_comp_list_drain(a, &comp_list); @@ -848,11 +844,12 @@ void esas2r_reset_bus(struct esas2r_adapter *a) { esas2r_log(ESAS2R_LOG_INFO, "performing a bus reset"); - if (!(a->flags & AF_DEGRADED_MODE) - && !(a->flags & (AF_CHPRST_PENDING | AF_DISC_PENDING))) { - esas2r_lock_set_flags(&a->flags, AF_BUSRST_NEEDED); - esas2r_lock_set_flags(&a->flags, AF_BUSRST_PENDING); - esas2r_lock_set_flags(&a->flags, AF_OS_RESET); + if (!test_bit(AF_DEGRADED_MODE, &a->flags) && + !test_bit(AF_CHPRST_PENDING, &a->flags) && + !test_bit(AF_DISC_PENDING, &a->flags)) { + set_bit(AF_BUSRST_NEEDED, &a->flags); + set_bit(AF_BUSRST_PENDING, &a->flags); + set_bit(AF_OS_RESET, &a->flags); esas2r_schedule_tasklet(a); } diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c b/drivers/scsi/esas2r/esas2r_ioctl.c index e5b09027e066..d89a0277a8e1 100644 --- a/drivers/scsi/esas2r/esas2r_ioctl.c +++ b/drivers/scsi/esas2r/esas2r_ioctl.c @@ -347,7 +347,7 @@ static bool csmi_ioctl_tunnel(struct esas2r_adapter *a, { struct atto_vda_ioctl_req *ioctl = &rq->vrq->ioctl; - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return false; esas2r_sgc_init(sgc, a, rq, rq->vrq->ioctl.sge); @@ -463,7 +463,7 @@ static int csmi_ioctl_callback(struct esas2r_adapter *a, gcc->bios_minor_rev = LOBYTE(HIWORD(a->flash_ver)); gcc->bios_build_rev = LOWORD(a->flash_ver); - if (a->flags2 & AF2_THUNDERLINK) + if (test_bit(AF2_THUNDERLINK, &a->flags2)) gcc->cntlr_flags = CSMI_CNTLRF_SAS_HBA | CSMI_CNTLRF_SATA_HBA; else @@ -485,7 +485,7 @@ static int csmi_ioctl_callback(struct esas2r_adapter *a, { struct atto_csmi_get_cntlr_sts *gcs = &ioctl_csmi->cntlr_sts; - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) gcs->status = CSMI_CNTLR_STS_FAILED; else gcs->status = CSMI_CNTLR_STS_GOOD; @@ -819,10 +819,10 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, gai->adap_type = ATTO_GAI_AT_ESASRAID2; - if (a->flags2 & AF2_THUNDERLINK) + if (test_bit(AF2_THUNDERLINK, &a->flags2)) gai->adap_type = ATTO_GAI_AT_TLSASHBA; - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) gai->adap_flags |= ATTO_GAI_AF_DEGRADED; gai->adap_flags |= ATTO_GAI_AF_SPT_SUPP | @@ -938,7 +938,7 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, u32 total_len = ESAS2R_FWCOREDUMP_SZ; /* Size is zero if a core dump isn't present */ - if (!(a->flags2 & AF2_COREDUMP_SAVED)) + if (!test_bit(AF2_COREDUMP_SAVED, &a->flags2)) total_len = 0; if (len > total_len) @@ -960,8 +960,7 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, memset(a->fw_coredump_buff, 0, ESAS2R_FWCOREDUMP_SZ); - esas2r_lock_clear_flags(&a->flags2, - AF2_COREDUMP_SAVED); + clear_bit(AF2_COREDUMP_SAVED, &a->flags2); } else if (trc->trace_func != ATTO_TRC_TF_GET_INFO) { hi->status = ATTO_STS_UNSUPPORTED; break; @@ -973,7 +972,7 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, trc->total_length = ESAS2R_FWCOREDUMP_SZ; /* Return zero length buffer if core dump not present */ - if (!(a->flags2 & AF2_COREDUMP_SAVED)) + if (!test_bit(AF2_COREDUMP_SAVED, &a->flags2)) trc->total_length = 0; } else { hi->status = ATTO_STS_UNSUPPORTED; @@ -1048,6 +1047,7 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, else if (spt->flags & ATTO_SPTF_HEAD_OF_Q) rq->vrq->scsi.flags |= cpu_to_le32(FCP_CMND_TA_HEAD_Q); + if (!esas2r_build_sg_list(a, rq, sgc)) { hi->status = ATTO_STS_OUT_OF_RSRC; break; @@ -1139,15 +1139,15 @@ static int hba_ioctl_callback(struct esas2r_adapter *a, break; } - if (a->flags & AF_CHPRST_NEEDED) + if (test_bit(AF_CHPRST_NEEDED, &a->flags)) ac->adap_state = ATTO_AC_AS_RST_SCHED; - else if (a->flags & AF_CHPRST_PENDING) + else if (test_bit(AF_CHPRST_PENDING, &a->flags)) ac->adap_state = ATTO_AC_AS_RST_IN_PROG; - else if (a->flags & AF_DISC_PENDING) + else if (test_bit(AF_DISC_PENDING, &a->flags)) ac->adap_state = ATTO_AC_AS_RST_DISC; - else if (a->flags & AF_DISABLED) + else if (test_bit(AF_DISABLED, &a->flags)) ac->adap_state = ATTO_AC_AS_DISABLED; - else if (a->flags & AF_DEGRADED_MODE) + else if (test_bit(AF_DEGRADED_MODE, &a->flags)) ac->adap_state = ATTO_AC_AS_DEGRADED; else ac->adap_state = ATTO_AC_AS_OK; diff --git a/drivers/scsi/esas2r/esas2r_main.c b/drivers/scsi/esas2r/esas2r_main.c index 4abf1272e1eb..f37f3e3dd5d5 100644 --- a/drivers/scsi/esas2r/esas2r_main.c +++ b/drivers/scsi/esas2r/esas2r_main.c @@ -889,7 +889,7 @@ int esas2r_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) /* Assume success, if it fails we will fix the result later. */ cmd->result = DID_OK << 16; - if (unlikely(a->flags & AF_DEGRADED_MODE)) { + if (unlikely(test_bit(AF_DEGRADED_MODE, &a->flags))) { cmd->result = DID_NO_CONNECT << 16; cmd->scsi_done(cmd); return 0; @@ -1050,7 +1050,7 @@ int esas2r_eh_abort(struct scsi_cmnd *cmd) esas2r_log(ESAS2R_LOG_INFO, "eh_abort (%p)", cmd); - if (a->flags & AF_DEGRADED_MODE) { + if (test_bit(AF_DEGRADED_MODE, &a->flags)) { cmd->result = DID_ABORT << 16; scsi_set_resid(cmd, 0); @@ -1131,7 +1131,7 @@ static int esas2r_host_bus_reset(struct scsi_cmnd *cmd, bool host_reset) struct esas2r_adapter *a = (struct esas2r_adapter *)cmd->device->host->hostdata; - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; if (host_reset) @@ -1141,14 +1141,14 @@ static int esas2r_host_bus_reset(struct scsi_cmnd *cmd, bool host_reset) /* above call sets the AF_OS_RESET flag. wait for it to clear. */ - while (a->flags & AF_OS_RESET) { + while (test_bit(AF_OS_RESET, &a->flags)) { msleep(10); - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; } - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; return SUCCESS; @@ -1176,7 +1176,7 @@ static int esas2r_dev_targ_reset(struct scsi_cmnd *cmd, bool target_reset) u8 task_management_status = RS_PENDING; bool completed; - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; retry: @@ -1229,7 +1229,7 @@ retry: msleep(10); } - if (a->flags & AF_DEGRADED_MODE) + if (test_bit(AF_DEGRADED_MODE, &a->flags)) return FAILED; if (task_management_status == RS_BUSY) { @@ -1666,13 +1666,13 @@ void esas2r_adapter_tasklet(unsigned long context) { struct esas2r_adapter *a = (struct esas2r_adapter *)context; - if (unlikely(a->flags2 & AF2_TIMER_TICK)) { - esas2r_lock_clear_flags(&a->flags2, AF2_TIMER_TICK); + if (unlikely(test_bit(AF2_TIMER_TICK, &a->flags2))) { + clear_bit(AF2_TIMER_TICK, &a->flags2); esas2r_timer_tick(a); } - if (likely(a->flags2 & AF2_INT_PENDING)) { - esas2r_lock_clear_flags(&a->flags2, AF2_INT_PENDING); + if (likely(test_bit(AF2_INT_PENDING, &a->flags2))) { + clear_bit(AF2_INT_PENDING, &a->flags2); esas2r_adapter_interrupt(a); } @@ -1680,12 +1680,12 @@ void esas2r_adapter_tasklet(unsigned long context) esas2r_do_tasklet_tasks(a); if (esas2r_is_tasklet_pending(a) - || (a->flags2 & AF2_INT_PENDING) - || (a->flags2 & AF2_TIMER_TICK)) { - esas2r_lock_clear_flags(&a->flags, AF_TASKLET_SCHEDULED); + || (test_bit(AF2_INT_PENDING, &a->flags2)) + || (test_bit(AF2_TIMER_TICK, &a->flags2))) { + clear_bit(AF_TASKLET_SCHEDULED, &a->flags); esas2r_schedule_tasklet(a); } else { - esas2r_lock_clear_flags(&a->flags, AF_TASKLET_SCHEDULED); + clear_bit(AF_TASKLET_SCHEDULED, &a->flags); } } @@ -1707,7 +1707,7 @@ static void esas2r_timer_callback(unsigned long context) { struct esas2r_adapter *a = (struct esas2r_adapter *)context; - esas2r_lock_set_flags(&a->flags2, AF2_TIMER_TICK); + set_bit(AF2_TIMER_TICK, &a->flags2); esas2r_schedule_tasklet(a); diff --git a/drivers/scsi/esas2r/esas2r_targdb.c b/drivers/scsi/esas2r/esas2r_targdb.c index e540a2fa3d15..bf45beaad439 100644 --- a/drivers/scsi/esas2r/esas2r_targdb.c +++ b/drivers/scsi/esas2r/esas2r_targdb.c @@ -86,7 +86,7 @@ void esas2r_targ_db_report_changes(struct esas2r_adapter *a) esas2r_trace_enter(); - if (a->flags & AF_DISC_PENDING) { + if (test_bit(AF_DISC_PENDING, &a->flags)) { esas2r_trace_exit(); return; } diff --git a/drivers/scsi/esas2r/esas2r_vda.c b/drivers/scsi/esas2r/esas2r_vda.c index fd1392879647..27e97215bb2f 100644 --- a/drivers/scsi/esas2r/esas2r_vda.c +++ b/drivers/scsi/esas2r/esas2r_vda.c @@ -84,7 +84,7 @@ bool esas2r_process_vda_ioctl(struct esas2r_adapter *a, return false; } - if (a->flags & AF_DEGRADED_MODE) { + if (test_bit(AF_DEGRADED_MODE, &a->flags)) { vi->status = ATTO_STS_DEGRADED; return false; } @@ -389,7 +389,7 @@ void esas2r_build_mgt_req(struct esas2r_adapter *a, vrq->length = cpu_to_le32(length); if (vrq->length) { - if (a->flags & AF_LEGACY_SGE_MODE) { + if (test_bit(AF_LEGACY_SGE_MODE, &a->flags)) { vrq->sg_list_offset = (u8)offsetof( struct atto_vda_mgmt_req, sge); @@ -427,7 +427,7 @@ void esas2r_build_ae_req(struct esas2r_adapter *a, struct esas2r_request *rq) vrq->length = cpu_to_le32(sizeof(struct atto_vda_ae_data)); - if (a->flags & AF_LEGACY_SGE_MODE) { + if (test_bit(AF_LEGACY_SGE_MODE, &a->flags)) { vrq->sg_list_offset = (u8)offsetof(struct atto_vda_ae_req, sge); vrq->sge[0].length = cpu_to_le32(SGE_LAST | vrq->length); |