diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 27 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/comminit.c | 14 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commsup.c | 40 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rkt.c | 64 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rx.c | 263 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/sa.c | 33 |
6 files changed, 262 insertions, 179 deletions
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 4f8b4c5..813e689 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -5,6 +5,7 @@ #define _nblank(x) #x #define nblank(x) _nblank(x)[0] +#include <linux/interrupt.h> /*------------------------------------------------------------------------------ * D E F I N E S @@ -488,13 +489,20 @@ struct fib; struct adapter_ops { + /* Low level operations */ void (*adapter_interrupt)(struct aac_dev *dev); void (*adapter_notify)(struct aac_dev *dev, u32 event); void (*adapter_disable_int)(struct aac_dev *dev); + void (*adapter_enable_int)(struct aac_dev *dev); int (*adapter_sync_cmd)(struct aac_dev *dev, u32 command, u32 p1, u32 p2, u32 p3, u32 p4, u32 p5, u32 p6, u32 *status, u32 *r1, u32 *r2, u32 *r3, u32 *r4); int (*adapter_check_health)(struct aac_dev *dev); - int (*adapter_send)(struct fib * fib); + /* Transport operations */ int (*adapter_ioremap)(struct aac_dev * dev, u32 size); + irqreturn_t (*adapter_intr)(int irq, void *dev_id); + /* Packet operations */ + int (*adapter_deliver)(struct fib * fib); + /* Administrative operations */ + int (*adapter_comm)(struct aac_dev * dev, int comm); }; /* @@ -1018,7 +1026,9 @@ struct aac_dev u8 nondasd_support; u8 dac_support; u8 raid_scsi_mode; - u8 new_comm_interface; + u8 comm_interface; +# define AAC_COMM_PRODUCER 0 +# define AAC_COMM_MESSAGE 1 /* macro side-effects BEWARE */ # define raw_io_interface \ init->InitStructRevision==cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_4) @@ -1036,18 +1046,24 @@ struct aac_dev #define aac_adapter_disable_int(dev) \ (dev)->a_ops.adapter_disable_int(dev) +#define aac_adapter_enable_int(dev) \ + (dev)->a_ops.adapter_enable_int(dev) + #define aac_adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4) \ (dev)->a_ops.adapter_sync_cmd(dev, command, p1, p2, p3, p4, p5, p6, status, r1, r2, r3, r4) #define aac_adapter_check_health(dev) \ (dev)->a_ops.adapter_check_health(dev) -#define aac_adapter_send(fib) \ - ((fib)->dev)->a_ops.adapter_send(fib) - #define aac_adapter_ioremap(dev, size) \ (dev)->a_ops.adapter_ioremap(dev, size) +#define aac_adapter_deliver(fib) \ + ((fib)->dev)->a_ops.adapter_deliver(fib) + +#define aac_adapter_comm(dev,comm) \ + (dev)->a_ops.adapter_comm(dev, comm) + #define FIB_CONTEXT_FLAG_TIMED_OUT (0x00000001) /* @@ -1795,6 +1811,7 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg); int aac_rx_init(struct aac_dev *dev); int aac_rkt_init(struct aac_dev *dev); int aac_sa_init(struct aac_dev *dev); +int aac_queue_get(struct aac_dev * dev, u32 * index, u32 qid, struct hw_fib * hw_fib, int wait, struct fib * fibptr, unsigned long *nonotify); unsigned int aac_response_normal(struct aac_queue * q); unsigned int aac_command_normal(struct aac_queue * q); unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index); diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c index 6d305b2..df67ba6 100644 --- a/drivers/scsi/aacraid/comminit.c +++ b/drivers/scsi/aacraid/comminit.c @@ -95,7 +95,7 @@ static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long co init->HostPhysMemPages = cpu_to_le32(AAC_MAX_HOSTPHYSMEMPAGES); init->InitFlags = 0; - if (dev->new_comm_interface) { + if (dev->comm_interface == AAC_COMM_MESSAGE) { init->InitFlags = cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED); dprintk((KERN_WARNING"aacraid: New Comm Interface enabled\n")); } @@ -297,21 +297,23 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) - sizeof(struct aac_fibhdr) - sizeof(struct aac_write) + sizeof(struct sgentry)) / sizeof(struct sgentry); - dev->new_comm_interface = 0; + dev->comm_interface = AAC_COMM_PRODUCER; dev->raw_io_64 = 0; if ((!aac_adapter_sync_cmd(dev, GET_ADAPTER_PROPERTIES, 0, 0, 0, 0, 0, 0, status+0, status+1, status+2, NULL, NULL)) && (status[0] == 0x00000001)) { if (status[1] & AAC_OPT_NEW_COMM_64) dev->raw_io_64 = 1; - if (status[1] & AAC_OPT_NEW_COMM) - dev->new_comm_interface = dev->a_ops.adapter_send != 0; - if (dev->new_comm_interface && (status[2] > dev->base_size)) { + if (dev->a_ops.adapter_comm && + (status[1] & AAC_OPT_NEW_COMM)) + dev->comm_interface = AAC_COMM_MESSAGE; + if ((dev->comm_interface == AAC_COMM_MESSAGE) && + (status[2] > dev->base_size)) { aac_adapter_ioremap(dev, 0); dev->base_size = status[2]; if (aac_adapter_ioremap(dev, status[2])) { /* remap failed, go back ... */ - dev->new_comm_interface = 0; + dev->comm_interface = AAC_COMM_PRODUCER; if (aac_adapter_ioremap(dev, AAC_MIN_FOOTPRINT_SIZE)) { printk(KERN_WARNING "aacraid: unable to map adapter.\n"); diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 4893a6d..1b97f60 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -317,7 +317,7 @@ static int aac_get_entry (struct aac_dev * dev, u32 qid, struct aac_entry **entr * success. */ -static int aac_queue_get(struct aac_dev * dev, u32 * index, u32 qid, struct hw_fib * hw_fib, int wait, struct fib * fibptr, unsigned long *nonotify) +int aac_queue_get(struct aac_dev * dev, u32 * index, u32 qid, struct hw_fib * hw_fib, int wait, struct fib * fibptr, unsigned long *nonotify) { struct aac_entry * entry = NULL; int map = 0; @@ -387,7 +387,6 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, { struct aac_dev * dev = fibptr->dev; struct hw_fib * hw_fib = fibptr->hw_fib; - struct aac_queue * q; unsigned long flags = 0; unsigned long qflags; @@ -469,38 +468,10 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, if (!dev->queues) return -EBUSY; - q = &dev->queues->queue[AdapNormCmdQueue]; if(wait) spin_lock_irqsave(&fibptr->event_lock, flags); - spin_lock_irqsave(q->lock, qflags); - if (dev->new_comm_interface) { - unsigned long count = 10000000L; /* 50 seconds */ - q->numpending++; - spin_unlock_irqrestore(q->lock, qflags); - while (aac_adapter_send(fibptr) != 0) { - if (--count == 0) { - if (wait) - spin_unlock_irqrestore(&fibptr->event_lock, flags); - spin_lock_irqsave(q->lock, qflags); - q->numpending--; - spin_unlock_irqrestore(q->lock, qflags); - return -ETIMEDOUT; - } - udelay(5); - } - } else { - u32 index; - unsigned long nointr = 0; - aac_queue_get( dev, &index, AdapNormCmdQueue, hw_fib, 1, fibptr, &nointr); - - q->numpending++; - *(q->headers.producer) = cpu_to_le32(index + 1); - spin_unlock_irqrestore(q->lock, qflags); - dprintk((KERN_DEBUG "aac_fib_send: inserting a queue entry at index %d.\n",index)); - if (!(nointr & aac_config.irq_mod)) - aac_adapter_notify(dev, AdapNormCmdQueue); - } + aac_adapter_deliver(fibptr); /* * If the caller wanted us to wait for response wait now. @@ -520,6 +491,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, while (down_trylock(&fibptr->event_wait)) { int blink; if (--count == 0) { + struct aac_queue * q = &dev->queues->queue[AdapNormCmdQueue]; spin_lock_irqsave(q->lock, qflags); q->numpending--; spin_unlock_irqrestore(q->lock, qflags); @@ -659,7 +631,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size) unsigned long qflags; if (hw_fib->header.XferState == 0) { - if (dev->new_comm_interface) + if (dev->comm_interface == AAC_COMM_MESSAGE) kfree (hw_fib); return 0; } @@ -667,7 +639,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size) * If we plan to do anything check the structure type first. */ if ( hw_fib->header.StructType != FIB_MAGIC ) { - if (dev->new_comm_interface) + if (dev->comm_interface == AAC_COMM_MESSAGE) kfree (hw_fib); return -EINVAL; } @@ -679,7 +651,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size) * send the completed cdb to the adapter. */ if (hw_fib->header.XferState & cpu_to_le32(SentFromAdapter)) { - if (dev->new_comm_interface) { + if (dev->comm_interface == AAC_COMM_MESSAGE) { kfree (hw_fib); } else { u32 index; diff --git a/drivers/scsi/aacraid/rkt.c b/drivers/scsi/aacraid/rkt.c index 643f23b..d953c3f 100644 --- a/drivers/scsi/aacraid/rkt.c +++ b/drivers/scsi/aacraid/rkt.c @@ -34,6 +34,40 @@ #include "aacraid.h" +#define AAC_NUM_IO_FIB_RKT (246 - AAC_NUM_MGT_FIB) + +/** + * aac_rkt_select_comm - Select communications method + * @dev: Adapter + * @comm: communications method + */ + +static int aac_rkt_select_comm(struct aac_dev *dev, int comm) +{ + int retval; + extern int aac_rx_select_comm(struct aac_dev *dev, int comm); + retval = aac_rx_select_comm(dev, comm); + if (comm == AAC_COMM_MESSAGE) { + /* + * FIB Setup has already been done, but we can minimize the + * damage by at least ensuring the OS never issues more + * commands than we can handle. The Rocket adapters currently + * can only handle 246 commands and 8 AIFs at the same time, + * and in fact do notify us accordingly if we negotiate the + * FIB size. The problem that causes us to add this check is + * to ensure that we do not overdo it with the adapter when a + * hard coded FIB override is being utilized. This special + * case warrants this half baked, but convenient, check here. + */ + if (dev->scsi_host_ptr->can_queue > AAC_NUM_IO_FIB_RKT) { + dev->init->MaxIoCommands = + cpu_to_le32(AAC_NUM_IO_FIB_RKT + AAC_NUM_MGT_FIB); + dev->scsi_host_ptr->can_queue = AAC_NUM_IO_FIB_RKT; + } + } + return retval; +} + /** * aac_rkt_ioremap * @size: mapping resize request @@ -63,39 +97,13 @@ static int aac_rkt_ioremap(struct aac_dev * dev, u32 size) int aac_rkt_init(struct aac_dev *dev) { - int retval; extern int _aac_rx_init(struct aac_dev *dev); - extern void aac_rx_start_adapter(struct aac_dev *dev); /* * Fill in the function dispatch table. */ dev->a_ops.adapter_ioremap = aac_rkt_ioremap; + dev->a_ops.adapter_comm = aac_rkt_select_comm; - retval = _aac_rx_init(dev); - if (retval) - return retval; - if (dev->new_comm_interface) { - /* - * FIB Setup has already been done, but we can minimize the - * damage by at least ensuring the OS never issues more - * commands than we can handle. The Rocket adapters currently - * can only handle 246 commands and 8 AIFs at the same time, - * and in fact do notify us accordingly if we negotiate the - * FIB size. The problem that causes us to add this check is - * to ensure that we do not overdo it with the adapter when a - * hard coded FIB override is being utilized. This special - * case warrants this half baked, but convenient, check here. - */ - if (dev->scsi_host_ptr->can_queue > (246 - AAC_NUM_MGT_FIB)) { - dev->init->MaxIoCommands = cpu_to_le32(246); - dev->scsi_host_ptr->can_queue = 246 - AAC_NUM_MGT_FIB; - } - } - /* - * Tell the adapter that all is configured, and it can start - * accepting requests - */ - aac_rx_start_adapter(dev); - return 0; + return _aac_rx_init(dev); } diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index dcc8b0e..c632d93 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -46,60 +46,60 @@ #include "aacraid.h" -static irqreturn_t aac_rx_intr(int irq, void *dev_id) +static irqreturn_t aac_rx_intr_producer(int irq, void *dev_id) { struct aac_dev *dev = dev_id; + unsigned long bellbits; + u8 intstat = rx_readb(dev, MUnit.OISR); - dprintk((KERN_DEBUG "aac_rx_intr(%d,%p)\n", irq, dev_id)); - if (dev->new_comm_interface) { - u32 Index = rx_readl(dev, MUnit.OutboundQueue); - if (Index == 0xFFFFFFFFL) - Index = rx_readl(dev, MUnit.OutboundQueue); - if (Index != 0xFFFFFFFFL) { - do { - if (aac_intr_normal(dev, Index)) { - rx_writel(dev, MUnit.OutboundQueue, Index); - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespReady); - } - Index = rx_readl(dev, MUnit.OutboundQueue); - } while (Index != 0xFFFFFFFFL); - return IRQ_HANDLED; + /* + * Read mask and invert because drawbridge is reversed. + * This allows us to only service interrupts that have + * been enabled. + * Check to see if this is our interrupt. If it isn't just return + */ + if (intstat & ~(dev->OIMR)) { + bellbits = rx_readl(dev, OutboundDoorbellReg); + if (bellbits & DoorBellPrintfReady) { + aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5])); + rx_writel(dev, MUnit.ODR,DoorBellPrintfReady); + rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone); } - } else { - unsigned long bellbits; - u8 intstat; - intstat = rx_readb(dev, MUnit.OISR); - /* - * Read mask and invert because drawbridge is reversed. - * This allows us to only service interrupts that have - * been enabled. - * Check to see if this is our interrupt. If it isn't just return - */ - if (intstat & ~(dev->OIMR)) - { - bellbits = rx_readl(dev, OutboundDoorbellReg); - if (bellbits & DoorBellPrintfReady) { - aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5])); - rx_writel(dev, MUnit.ODR,DoorBellPrintfReady); - rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone); - } - else if (bellbits & DoorBellAdapterNormCmdReady) { - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady); - aac_command_normal(&dev->queues->queue[HostNormCmdQueue]); - } - else if (bellbits & DoorBellAdapterNormRespReady) { - rx_writel(dev, MUnit.ODR,DoorBellAdapterNormRespReady); - aac_response_normal(&dev->queues->queue[HostNormRespQueue]); - } - else if (bellbits & DoorBellAdapterNormCmdNotFull) { - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); - } - else if (bellbits & DoorBellAdapterNormRespNotFull) { - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespNotFull); - } - return IRQ_HANDLED; + else if (bellbits & DoorBellAdapterNormCmdReady) { + rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady); + aac_command_normal(&dev->queues->queue[HostNormCmdQueue]); + } + else if (bellbits & DoorBellAdapterNormRespReady) { + rx_writel(dev, MUnit.ODR,DoorBellAdapterNormRespReady); + aac_response_normal(&dev->queues->queue[HostNormRespQueue]); + } + else if (bellbits & DoorBellAdapterNormCmdNotFull) { + rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); } + else if (bellbits & DoorBellAdapterNormRespNotFull) { + rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); + rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespNotFull); + } + return IRQ_HANDLED; + } + return IRQ_NONE; +} + +static irqreturn_t aac_rx_intr_message(int irq, void *dev_id) +{ + struct aac_dev *dev = dev_id; + u32 Index = rx_readl(dev, MUnit.OutboundQueue); + if (Index == 0xFFFFFFFFL) + Index = rx_readl(dev, MUnit.OutboundQueue); + if (Index != 0xFFFFFFFFL) { + do { + if (aac_intr_normal(dev, Index)) { + rx_writel(dev, MUnit.OutboundQueue, Index); + rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespReady); + } + Index = rx_readl(dev, MUnit.OutboundQueue); + } while (Index != 0xFFFFFFFFL); + return IRQ_HANDLED; } return IRQ_NONE; } @@ -115,6 +115,26 @@ static void aac_rx_disable_interrupt(struct aac_dev *dev) } /** + * aac_rx_enable_interrupt_producer - Enable interrupts + * @dev: Adapter + */ + +static void aac_rx_enable_interrupt_producer(struct aac_dev *dev) +{ + rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); +} + +/** + * aac_rx_enable_interrupt_message - Enable interrupts + * @dev: Adapter + */ + +static void aac_rx_enable_interrupt_message(struct aac_dev *dev) +{ + rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); +} + +/** * rx_sync_cmd - send a command and wait * @dev: Adapter * @command: Command to execute @@ -189,10 +209,7 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command, /* * Restore interrupt mask even though we timed out */ - if (dev->new_comm_interface) - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); - else - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); + aac_adapter_enable_int(dev); return -ETIMEDOUT; } /* @@ -215,10 +232,7 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command, /* * Restore interrupt mask */ - if (dev->new_comm_interface) - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); - else - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); + aac_adapter_enable_int(dev); return 0; } @@ -360,35 +374,72 @@ static int aac_rx_check_health(struct aac_dev *dev) } /** - * aac_rx_send + * aac_rx_deliver_producer * @fib: fib to issue * * Will send a fib, returning 0 if successful. */ -static int aac_rx_send(struct fib * fib) +static int aac_rx_deliver_producer(struct fib * fib) { - u64 addr = fib->hw_fib_pa; struct aac_dev *dev = fib->dev; - volatile void __iomem *device = dev->regs.rx; + struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue]; + unsigned long qflags; u32 Index; + unsigned long nointr = 0; - dprintk((KERN_DEBUG "%p->aac_rx_send(%p->%llx)\n", dev, fib, addr)); - Index = rx_readl(dev, MUnit.InboundQueue); - if (Index == 0xFFFFFFFFL) + spin_lock_irqsave(q->lock, qflags); + aac_queue_get( dev, &Index, AdapNormCmdQueue, fib->hw_fib, 1, fib, &nointr); + + q->numpending++; + *(q->headers.producer) = cpu_to_le32(Index + 1); + spin_unlock_irqrestore(q->lock, qflags); + if (!(nointr & aac_config.irq_mod)) + aac_adapter_notify(dev, AdapNormCmdQueue); + + return 0; +} + +/** + * aac_rx_deliver_message + * @fib: fib to issue + * + * Will send a fib, returning 0 if successful. + */ +static int aac_rx_deliver_message(struct fib * fib) +{ + struct aac_dev *dev = fib->dev; + struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue]; + unsigned long qflags; + u32 Index; + u64 addr; + volatile void __iomem *device; + + unsigned long count = 10000000L; /* 50 seconds */ + spin_lock_irqsave(q->lock, qflags); + q->numpending++; + spin_unlock_irqrestore(q->lock, qflags); + for(;;) { Index = rx_readl(dev, MUnit.InboundQueue); - dprintk((KERN_DEBUG "Index = 0x%x\n", Index)); - if (Index == 0xFFFFFFFFL) - return Index; + if (Index == 0xFFFFFFFFL) + Index = rx_readl(dev, MUnit.InboundQueue); + if (Index != 0xFFFFFFFFL) + break; + if (--count == 0) { + spin_lock_irqsave(q->lock, qflags); + q->numpending--; + spin_unlock_irqrestore(q->lock, qflags); + return -ETIMEDOUT; + } + udelay(5); + } device = dev->base + Index; - dprintk((KERN_DEBUG "entry = %x %x %u\n", (u32)(addr & 0xffffffff), - (u32)(addr >> 32), (u32)le16_to_cpu(fib->hw_fib->header.Size))); + addr = fib->hw_fib_pa; writel((u32)(addr & 0xffffffff), device); device += sizeof(u32); writel((u32)(addr >> 32), device); device += sizeof(u32); writel(le16_to_cpu(fib->hw_fib->header.Size), device); rx_writel(dev, MUnit.InboundQueue, Index); - dprintk((KERN_DEBUG "aac_rx_send - return 0\n")); return 0; } @@ -430,6 +481,31 @@ static int aac_rx_restart_adapter(struct aac_dev *dev) } /** + * aac_rx_select_comm - Select communications method + * @dev: Adapter + * @comm: communications method + */ + +int aac_rx_select_comm(struct aac_dev *dev, int comm) +{ + switch (comm) { + case AAC_COMM_PRODUCER: + dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_producer; + dev->a_ops.adapter_intr = aac_rx_intr_producer; + dev->a_ops.adapter_deliver = aac_rx_deliver_producer; + break; + case AAC_COMM_MESSAGE: + dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_message; + dev->a_ops.adapter_intr = aac_rx_intr_message; + dev->a_ops.adapter_deliver = aac_rx_deliver_message; + break; + default: + return 1; + } + return 0; +} + +/** * aac_rx_init - initialize an i960 based AAC card * @dev: device to configure * @@ -489,40 +565,42 @@ int _aac_rx_init(struct aac_dev *dev) } msleep(1); } - if (request_irq(dev->scsi_host_ptr->irq, aac_rx_intr, IRQF_SHARED|IRQF_DISABLED, "aacraid", (void *)dev)<0) - { - printk(KERN_ERR "%s%d: Interrupt unavailable.\n", name, instance); - goto error_iounmap; - } /* - * Fill in the function dispatch table. + * Fill in the common function dispatch table. */ dev->a_ops.adapter_interrupt = aac_rx_interrupt_adapter; dev->a_ops.adapter_disable_int = aac_rx_disable_interrupt; dev->a_ops.adapter_notify = aac_rx_notify_adapter; dev->a_ops.adapter_sync_cmd = rx_sync_cmd; dev->a_ops.adapter_check_health = aac_rx_check_health; - dev->a_ops.adapter_send = aac_rx_send; /* * First clear out all interrupts. Then enable the one's that we * can handle. */ - rx_writeb(dev, MUnit.OIMR, 0xff); + aac_adapter_comm(dev, AAC_COMM_PRODUCER); + aac_adapter_disable_int(dev); rx_writel(dev, MUnit.ODR, 0xffffffff); - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); + aac_adapter_enable_int(dev); if (aac_init_adapter(dev) == NULL) - goto error_irq; - if (dev->new_comm_interface) - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); + goto error_iounmap; + aac_adapter_comm(dev, dev->comm_interface); + if (request_irq(dev->scsi_host_ptr->irq, dev->a_ops.adapter_intr, + IRQF_SHARED|IRQF_DISABLED, "aacraid", dev) < 0) { + printk(KERN_ERR "%s%d: Interrupt unavailable.\n", + name, instance); + goto error_iounmap; + } + aac_adapter_enable_int(dev); + /* + * Tell the adapter that all is configured, and it can + * start accepting requests + */ + aac_rx_start_adapter(dev); return 0; -error_irq: - rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff); - free_irq(dev->scsi_host_ptr->irq, (void *)dev); - error_iounmap: return -1; @@ -530,20 +608,11 @@ error_iounmap: int aac_rx_init(struct aac_dev *dev) { - int retval; - /* * Fill in the function dispatch table. */ dev->a_ops.adapter_ioremap = aac_rx_ioremap; + dev->a_ops.adapter_comm = aac_rx_select_comm; - retval = _aac_rx_init(dev); - if (!retval) { - /* - * Tell the adapter that all is configured, and it can - * start accepting requests - */ - aac_rx_start_adapter(dev); - } - return retval; + return _aac_rx_init(dev); } diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c index 511b0a9..8535db0 100644 --- a/drivers/scsi/aacraid/sa.c +++ b/drivers/scsi/aacraid/sa.c @@ -92,6 +92,17 @@ static void aac_sa_disable_interrupt (struct aac_dev *dev) } /** + * aac_sa_enable_interrupt - enable interrupt + * @dev: Which adapter to enable. + */ + +static void aac_sa_enable_interrupt (struct aac_dev *dev) +{ + sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, (PrintfReady | DOORBELL_1 | + DOORBELL_2 | DOORBELL_3 | DOORBELL_4)); +} + +/** * aac_sa_notify_adapter - handle adapter notification * @dev: Adapter that notification is for * @event: Event to notidy @@ -347,32 +358,36 @@ int aac_sa_init(struct aac_dev *dev) msleep(1); } - if (request_irq(dev->scsi_host_ptr->irq, aac_sa_intr, IRQF_SHARED|IRQF_DISABLED, "aacraid", (void *)dev ) < 0) { - printk(KERN_WARNING "%s%d: Interrupt unavailable.\n", name, instance); - goto error_iounmap; - } - /* * Fill in the function dispatch table. */ dev->a_ops.adapter_interrupt = aac_sa_interrupt_adapter; dev->a_ops.adapter_disable_int = aac_sa_disable_interrupt; + dev->a_ops.adapter_enable_int = aac_sa_enable_interrupt; dev->a_ops.adapter_notify = aac_sa_notify_adapter; dev->a_ops.adapter_sync_cmd = sa_sync_cmd; dev->a_ops.adapter_check_health = aac_sa_check_health; + dev->a_ops.adapter_intr = aac_sa_intr; dev->a_ops.adapter_ioremap = aac_sa_ioremap; /* * First clear out all interrupts. Then enable the one's that * we can handle. */ - sa_writew(dev, SaDbCSR.PRISETIRQMASK, 0xffff); - sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, (PrintfReady | DOORBELL_1 | - DOORBELL_2 | DOORBELL_3 | DOORBELL_4)); + aac_adapter_disable_int(dev); + aac_adapter_enable_int(dev); if(aac_init_adapter(dev) == NULL) goto error_irq; + if (request_irq(dev->scsi_host_ptr->irq, dev->a_ops.adapter_intr, + IRQF_SHARED|IRQF_DISABLED, + "aacraid", (void *)dev ) < 0) { + printk(KERN_WARNING "%s%d: Interrupt unavailable.\n", + name, instance); + goto error_iounmap; + } + aac_adapter_enable_int(dev); /* * Tell the adapter that all is configure, and it can start @@ -382,7 +397,7 @@ int aac_sa_init(struct aac_dev *dev) return 0; error_irq: - sa_writew(dev, SaDbCSR.PRISETIRQMASK, 0xffff); + aac_sa_disable_interrupt(dev); free_irq(dev->scsi_host_ptr->irq, (void *)dev); error_iounmap: |
