diff options
Diffstat (limited to 'drivers/scsi/aacraid')
| -rw-r--r-- | drivers/scsi/aacraid/aachba.c | 60 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 20 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commctrl.c | 25 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/comminit.c | 13 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commsup.c | 279 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/dpcsup.c | 10 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/linit.c | 35 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rkt.c | 446 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rx.c | 117 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/sa.c | 21 |
10 files changed, 495 insertions, 531 deletions
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 83b5c7d..ac108f9 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -169,13 +169,17 @@ MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control block int acbsize = -1; module_param(acbsize, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); + +int expose_physicals = 0; +module_param(expose_physicals, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. 0=off, 1=on"); /** * aac_get_config_status - check the adapter configuration * @common: adapter to query * * Query config status, and commit the configuration if needed. */ -int aac_get_config_status(struct aac_dev *dev) +int aac_get_config_status(struct aac_dev *dev, int commit_flag) { int status = 0; struct fib * fibptr; @@ -219,7 +223,7 @@ int aac_get_config_status(struct aac_dev *dev) aac_fib_complete(fibptr); /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ if (status >= 0) { - if (commit == 1) { + if ((commit == 1) || commit_flag) { struct aac_commit_config * dinfo; aac_fib_init(fibptr); dinfo = (struct aac_commit_config *) fib_data(fibptr); @@ -489,6 +493,8 @@ int aac_probe_container(struct aac_dev *dev, int cid) unsigned instance; fsa_dev_ptr = dev->fsa_dev; + if (!fsa_dev_ptr) + return -ENOMEM; instance = dev->scsi_host_ptr->unique_id; if (!(fibptr = aac_fib_alloc(dev))) @@ -782,8 +788,9 @@ int aac_get_adapter_info(struct aac_dev* dev) dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); } - tmp = le32_to_cpu(dev->adapter_info.kernelrev); - printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", + if (!dev->in_reset) { + tmp = le32_to_cpu(dev->adapter_info.kernelrev); + printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", dev->name, dev->id, tmp>>24, @@ -792,20 +799,21 @@ int aac_get_adapter_info(struct aac_dev* dev) le32_to_cpu(dev->adapter_info.kernelbuild), (int)sizeof(dev->supplement_adapter_info.BuildDate), dev->supplement_adapter_info.BuildDate); - tmp = le32_to_cpu(dev->adapter_info.monitorrev); - printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", + tmp = le32_to_cpu(dev->adapter_info.monitorrev); + printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", dev->name, dev->id, tmp>>24,(tmp>>16)&0xff,tmp&0xff, le32_to_cpu(dev->adapter_info.monitorbuild)); - tmp = le32_to_cpu(dev->adapter_info.biosrev); - printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", + tmp = le32_to_cpu(dev->adapter_info.biosrev); + printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", dev->name, dev->id, tmp>>24,(tmp>>16)&0xff,tmp&0xff, le32_to_cpu(dev->adapter_info.biosbuild)); - if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) - printk(KERN_INFO "%s%d: serial %x\n", - dev->name, dev->id, - le32_to_cpu(dev->adapter_info.serial[0])); + if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) + printk(KERN_INFO "%s%d: serial %x\n", + dev->name, dev->id, + le32_to_cpu(dev->adapter_info.serial[0])); + } dev->nondasd_support = 0; dev->raid_scsi_mode = 0; @@ -1392,6 +1400,7 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) struct scsi_cmnd *cmd; struct scsi_device *sdev = scsicmd->device; int active = 0; + struct aac_dev *aac; unsigned long flags; /* @@ -1413,11 +1422,14 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) if (active) return SCSI_MLQUEUE_DEVICE_BUSY; + aac = (struct aac_dev *)scsicmd->device->host->hostdata; + if (aac->in_reset) + return SCSI_MLQUEUE_HOST_BUSY; + /* * Allocate and initialize a Fib */ - if (!(cmd_fibcontext = - aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) + if (!(cmd_fibcontext = aac_fib_alloc(aac))) return SCSI_MLQUEUE_HOST_BUSY; aac_fib_init(cmd_fibcontext); @@ -1470,6 +1482,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) struct aac_dev *dev = (struct aac_dev *)host->hostdata; struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; + if (fsa_dev_ptr == NULL) + return -1; /* * If the bus, id or lun is out of range, return fail * Test does not apply to ID 16, the pseudo id for the controller @@ -1499,6 +1513,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) case INQUIRY: case READ_CAPACITY: case TEST_UNIT_READY: + if (dev->in_reset) + return -1; spin_unlock_irq(host->host_lock); aac_probe_container(dev, cid); if ((fsa_dev_ptr[cid].valid & 1) == 0) @@ -1523,7 +1539,9 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) return 0; } } else { /* check for physical non-dasd devices */ - if(dev->nondasd_support == 1){ + if ((dev->nondasd_support == 1) || expose_physicals) { + if (dev->in_reset) + return -1; return aac_send_srb_fib(scsicmd); } else { scsicmd->result = DID_NO_CONNECT << 16; @@ -1579,6 +1597,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) scsicmd->scsi_done(scsicmd); return 0; } + if (dev->in_reset) + return -1; setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); @@ -1734,6 +1754,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) case READ_10: case READ_12: case READ_16: + if (dev->in_reset) + return -1; /* * Hack to keep track of ordinal number of the device that * corresponds to a container. Needed to convert @@ -1752,6 +1774,8 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) case WRITE_10: case WRITE_12: case WRITE_16: + if (dev->in_reset) + return -1; return aac_write(scsicmd, cid); case SYNCHRONIZE_CACHE: @@ -1782,6 +1806,8 @@ static int query_disk(struct aac_dev *dev, void __user *arg) struct fsa_dev_info *fsa_dev_ptr; fsa_dev_ptr = dev->fsa_dev; + if (!fsa_dev_ptr) + return -EBUSY; if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) return -EFAULT; if (qd.cnum == -1) @@ -1820,6 +1846,8 @@ static int force_delete_disk(struct aac_dev *dev, void __user *arg) struct fsa_dev_info *fsa_dev_ptr; fsa_dev_ptr = dev->fsa_dev; + if (!fsa_dev_ptr) + return -EBUSY; if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) return -EFAULT; @@ -1843,6 +1871,8 @@ static int delete_disk(struct aac_dev *dev, void __user *arg) struct fsa_dev_info *fsa_dev_ptr; fsa_dev_ptr = dev->fsa_dev; + if (!fsa_dev_ptr) + return -EBUSY; if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) return -EFAULT; diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index d0eecd4..eb3ed91 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -494,6 +494,7 @@ struct adapter_ops 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); + int (*adapter_ioremap)(struct aac_dev * dev, u32 size); }; /* @@ -682,14 +683,6 @@ struct rx_inbound { __le32 Mailbox[8]; }; -#define InboundMailbox0 IndexRegs.Mailbox[0] -#define InboundMailbox1 IndexRegs.Mailbox[1] -#define InboundMailbox2 IndexRegs.Mailbox[2] -#define InboundMailbox3 IndexRegs.Mailbox[3] -#define InboundMailbox4 IndexRegs.Mailbox[4] -#define InboundMailbox5 IndexRegs.Mailbox[5] -#define InboundMailbox6 IndexRegs.Mailbox[6] - #define INBOUNDDOORBELL_0 0x00000001 #define INBOUNDDOORBELL_1 0x00000002 #define INBOUNDDOORBELL_2 0x00000004 @@ -1010,6 +1003,8 @@ struct aac_dev struct rx_registers __iomem *rx; struct rkt_registers __iomem *rkt; } regs; + volatile void __iomem *base; + volatile struct rx_inbound __iomem *IndexRegs; u32 OIMR; /* Mask Register Cache */ /* * AIF thread states @@ -1029,6 +1024,7 @@ struct aac_dev init->InitStructRevision==cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_4) u8 raw_io_64; u8 printf_enabled; + u8 in_reset; }; #define aac_adapter_interrupt(dev) \ @@ -1049,6 +1045,9 @@ struct aac_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 FIB_CONTEXT_FLAG_TIMED_OUT (0x00000001) /* @@ -1524,7 +1523,6 @@ struct aac_get_name { __le32 count; /* sizeof(((struct aac_get_name_resp *)NULL)->data) */ }; -#define CT_OK 218 struct aac_get_name_resp { __le32 dummy0; __le32 dummy1; @@ -1670,6 +1668,7 @@ extern struct aac_common aac_config; #define RCV_TEMP_READINGS 0x00000025 #define GET_COMM_PREFERRED_SETTINGS 0x00000026 #define IOP_RESET 0x00001000 +#define IOP_RESET_ALWAYS 0x00001001 #define RE_INIT_ADAPTER 0x000000ee /* @@ -1788,7 +1787,7 @@ void aac_consumer_free(struct aac_dev * dev, struct aac_queue * q, u32 qnum); int aac_fib_complete(struct fib * context); #define fib_data(fibctx) ((void *)(fibctx)->hw_fib->data) struct aac_dev *aac_init_adapter(struct aac_dev *dev); -int aac_get_config_status(struct aac_dev *dev); +int aac_get_config_status(struct aac_dev *dev, int commit_flag); int aac_get_containers(struct aac_dev *dev); int aac_scsi_cmd(struct scsi_cmnd *cmd); int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg); @@ -1799,6 +1798,7 @@ int aac_sa_init(struct aac_dev *dev); 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); +int aac_check_health(struct aac_dev * dev); int aac_command_thread(void *data); int aac_close_fib_context(struct aac_dev * dev, struct aac_fib_context *fibctx); int aac_fib_adapter_complete(struct fib * fibptr, unsigned short size); diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index 255421d..da1d3a9 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -38,7 +38,7 @@ #include <linux/completion.h> #include <linux/dma-mapping.h> #include <linux/blkdev.h> -#include <linux/delay.h> +#include <linux/delay.h> /* ssleep prototype */ #include <linux/kthread.h> #include <asm/semaphore.h> #include <asm/uaccess.h> @@ -140,7 +140,8 @@ cleanup: fibptr->hw_fib_pa = hw_fib_pa; fibptr->hw_fib = hw_fib; } - aac_fib_free(fibptr); + if (retval != -EINTR) + aac_fib_free(fibptr); return retval; } @@ -297,7 +298,7 @@ return_fib: spin_unlock_irqrestore(&dev->fib_lock, flags); /* If someone killed the AIF aacraid thread, restart it */ status = !dev->aif_thread; - if (status && dev->queues && dev->fsa_dev) { + if (status && !dev->in_reset && dev->queues && dev->fsa_dev) { /* Be paranoid, be very paranoid! */ kthread_stop(dev->thread); ssleep(1); @@ -621,7 +622,13 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) actual_fibsize = sizeof (struct aac_srb) + (((user_srbcmd->sg.count & 0xff) - 1) * sizeof (struct sgentry)); if(actual_fibsize != fibsize){ // User made a mistake - should not continue - dprintk((KERN_DEBUG"aacraid: Bad Size specified in Raw SRB command\n")); + dprintk((KERN_DEBUG"aacraid: Bad Size specified in " + "Raw SRB command calculated fibsize=%d " + "user_srbcmd->sg.count=%d aac_srb=%d sgentry=%d " + "issued fibsize=%d\n", + actual_fibsize, user_srbcmd->sg.count, + sizeof(struct aac_srb), sizeof(struct sgentry), + fibsize)); rcode = -EINVAL; goto cleanup; } @@ -663,6 +670,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) psg->count = cpu_to_le32(sg_indx+1); status = aac_fib_send(ScsiPortCommand, srbfib, actual_fibsize, FsaNormal, 1, 1, NULL, NULL); } + if (status == -EINTR) { + rcode = -EINTR; + goto cleanup; + } if (status != 0){ dprintk((KERN_DEBUG"aacraid: Could not send raw srb fib to hba\n")); @@ -696,8 +707,10 @@ cleanup: for(i=0; i <= sg_indx; i++){ kfree(sg_list[i]); } - aac_fib_complete(srbfib); - aac_fib_free(srbfib); + if (rcode != -EINTR) { + aac_fib_complete(srbfib); + aac_fib_free(srbfib); + } return rcode; } diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c index 1cd3584..d5cf8b9 100644 --- a/drivers/scsi/aacraid/comminit.c +++ b/drivers/scsi/aacraid/comminit.c @@ -180,7 +180,7 @@ int aac_send_shutdown(struct aac_dev * dev) -2 /* Timeout silently */, 1, NULL, NULL); - if (status == 0) + if (status >= 0) aac_fib_complete(fibctx); aac_fib_free(fibctx); return status; @@ -307,17 +307,12 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) 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)) { - iounmap(dev->regs.sa); + aac_adapter_ioremap(dev, 0); dev->base_size = status[2]; - dprintk((KERN_DEBUG "ioremap(%lx,%d)\n", - host->base, status[2])); - dev->regs.sa = ioremap(host->base, status[2]); - if (dev->regs.sa == NULL) { + if (aac_adapter_ioremap(dev, status[2])) { /* remap failed, go back ... */ dev->new_comm_interface = 0; - dev->regs.sa = ioremap(host->base, - AAC_MIN_FOOTPRINT_SIZE); - if (dev->regs.sa == NULL) { + if (aac_adapter_ioremap(dev, AAC_MIN_FOOTPRINT_SIZE)) { printk(KERN_WARNING "aacraid: unable to map adapter.\n"); return NULL; diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 3f27419..8734a04 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -40,8 +40,10 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/kthread.h> +#include <scsi/scsi.h> #include <scsi/scsi_host.h> #include <scsi/scsi_device.h> +#include <scsi/scsi_cmnd.h> #include <asm/semaphore.h> #include "aacraid.h" @@ -464,6 +466,8 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, dprintk((KERN_DEBUG " hw_fib pa being sent=%lx\n",(ulong)fibptr->hw_fib_pa)); dprintk((KERN_DEBUG " fib being sent=%p\n",fibptr)); + if (!dev->queues) + return -EBUSY; q = &dev->queues->queue[AdapNormCmdQueue]; if(wait) @@ -527,8 +531,15 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, } udelay(5); } - } else - down(&fibptr->event_wait); + } else if (down_interruptible(&fibptr->event_wait)) { + spin_lock_irqsave(&fibptr->event_lock, flags); + if (fibptr->done == 0) { + fibptr->done = 2; /* Tell interrupt we aborted */ + spin_unlock_irqrestore(&fibptr->event_lock, flags); + return -EINTR; + } + spin_unlock_irqrestore(&fibptr->event_lock, flags); + } BUG_ON(fibptr->done == 0); if((fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT)){ @@ -795,7 +806,7 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr) /* Sniff for container changes */ - if (!dev) + if (!dev || !dev->fsa_dev) return; container = (u32)-1; @@ -1022,13 +1033,7 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr) if (device) { switch (device_config_needed) { case DELETE: - scsi_remove_device(device); - break; case CHANGE: - if (!dev->fsa_dev[container].valid) { - scsi_remove_device(device); - break; - } scsi_rescan_device(&device->sdev_gendev); default: @@ -1045,6 +1050,262 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr) } +static int _aac_reset_adapter(struct aac_dev *aac) +{ + int index, quirks; + u32 ret; + int retval; + struct Scsi_Host *host; + struct scsi_device *dev; + struct scsi_cmnd *command; + struct scsi_cmnd *command_list; + + /* + * Assumptions: + * - host is locked. + * - in_reset is asserted, so no new i/o is getting to the + * card. + * - The card is dead. + */ + host = aac->scsi_host_ptr; + scsi_block_requests(host); + aac_adapter_disable_int(aac); + spin_unlock_irq(host->host_lock); + kthread_stop(aac->thread); + + /* + * If a positive health, means in a known DEAD PANIC + * state and the adapter could be reset to `try again'. + */ + retval = aac_adapter_check_health(aac); + if (retval == 0) + retval = aac_adapter_sync_cmd(aac, IOP_RESET_ALWAYS, + 0, 0, 0, 0, 0, 0, &ret, NULL, NULL, NULL, NULL); + if (retval) + retval = aac_adapter_sync_cmd(aac, IOP_RESET, + 0, 0, 0, 0, 0, 0, &ret, NULL, NULL, NULL, NULL); + + if (retval) + goto out; + if (ret != 0x00000001) { + retval = -ENODEV; + goto out; + } + + index = aac->cardtype; + + /* + * Re-initialize the adapter, first free resources, then carefully + * apply the initialization sequence to come back again. Only risk + * is a change in Firmware dropping cache, it is assumed the caller + * will ensure that i/o is queisced and the card is flushed in that + * case. + */ + aac_fib_map_free(aac); + aac->hw_fib_va = NULL; + aac->hw_fib_pa = 0; + pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); + aac->comm_addr = NULL; + aac->comm_phys = 0; + kfree(aac->queues); + aac->queues = NULL; + free_irq(aac->pdev->irq, aac); + kfree(aac->fsa_dev); + aac->fsa_dev = NULL; + if (aac_get_driver_ident(index)->quirks & AAC_QUIRK_31BIT) { + if (((retval = pci_set_dma_mask(aac->pdev, DMA_32BIT_MASK))) || + ((retval = pci_set_consistent_dma_mask(aac->pdev, DMA_32BIT_MASK)))) + goto out; + } else { + if (((retval = pci_set_dma_mask(aac->pdev, 0x7FFFFFFFULL))) || + ((retval = pci_set_consistent_dma_mask(aac->pdev, 0x7FFFFFFFULL)))) + goto out; + } + if ((retval = (*(aac_get_driver_ident(index)->init))(aac))) + goto out; + if (aac_get_driver_ident(index)->quirks & AAC_QUIRK_31BIT) + if ((retval = pci_set_dma_mask(aac->pdev, DMA_32BIT_MASK))) + goto out; + aac->thread = kthread_run(aac_command_thread, aac, aac->name); + if (IS_ERR(aac->thread)) { + retval = PTR_ERR(aac->thread); + goto out; + } + (void)aac_get_adapter_info(aac); + quirks = aac_get_driver_ident(index)->quirks; + if ((quirks & AAC_QUIRK_34SG) && (host->sg_tablesize > 34)) { + host->sg_tablesize = 34; + host->max_sectors = (host->sg_tablesize * 8) + 112; + } + if ((quirks & AAC_QUIRK_17SG) && (host->sg_tablesize > 17)) { + host->sg_tablesize = 17; + host->max_sectors = (host->sg_tablesize * 8) + 112; + } + aac_get_config_status(aac, 1); + aac_get_containers(aac); + /* + * This is where the assumption that the Adapter is quiesced + * is important. + */ + command_list = NULL; + __shost_for_each_device(dev, host) { + unsigned long flags; + spin_lock_irqsave(&dev->list_lock, flags); + list_for_each_entry(command, &dev->cmd_list, list) + if (command->SCp.phase == AAC_OWNER_FIRMWARE) { + command->SCp.buffer = (struct scatterlist *)command_list; + command_list = command; + } + spin_unlock_irqrestore(&dev->list_lock, flags); + } + while ((command = command_list)) { + command_list = (struct scsi_cmnd *)command->SCp.buffer; + command->SCp.buffer = NULL; + command->result = DID_OK << 16 + | COMMAND_COMPLETE << 8 + | SAM_STAT_TASK_SET_FULL; + command->SCp.phase = AAC_OWNER_ERROR_HANDLER; + command->scsi_done(command); + } + retval = 0; + +out: + aac->in_reset = 0; + scsi_unblock_requests(host); + spin_lock_irq(host->host_lock); + return retval; +} + +int aac_check_health(struct aac_dev * aac) +{ + int BlinkLED; + unsigned long time_now, flagv = 0; + struct list_head * entry; + struct Scsi_Host * host; + + /* Extending the scope of fib_lock slightly to protect aac->in_reset */ + if (spin_trylock_irqsave(&aac->fib_lock, flagv) == 0) + return 0; + + if (aac->in_reset || !(BlinkLED = aac_adapter_check_health(aac))) { + spin_unlock_irqrestore(&aac->fib_lock, flagv); + return 0; /* OK */ + } + + aac->in_reset = 1; + + /* Fake up an AIF: + * aac_aifcmd.command = AifCmdEventNotify = 1 + * aac_aifcmd.seqnum = 0xFFFFFFFF + * aac_aifcmd.data[0] = AifEnExpEvent = 23 + * aac_aifcmd.data[1] = AifExeFirmwarePanic = 3 + * aac.aifcmd.data[2] = AifHighPriority = 3 + * aac.aifcmd.data[3] = BlinkLED + */ + + time_now = jiffies/HZ; + entry = aac->fib_list.next; + + /* + * For each Context that is on the + * fibctxList, make a copy of the + * fib, and then set the event to wake up the + * thread that is waiting for it. + */ + while (entry != &aac->fib_list) { + /* + * Extract the fibctx + */ + struct aac_fib_context *fibctx = list_entry(entry, struct aac_fib_context, next); + struct hw_fib * hw_fib; + struct fib * fib; + /* + * Check if the queue is getting + * backlogged + */ + if (fibctx->count > 20) { + /* + * It's *not* jiffies folks, + * but jiffies / HZ, so do not + * panic ... + */ + u32 time_last = fibctx->jiffies; + /* + * Has it been > 2 minutes + * since the last read off + * the queue? + */ + if ((time_now - time_last) > aif_timeout) { + entry = entry->next; + aac_close_fib_context(aac, fibctx); + continue; + } + } + /* + * Warning: no sleep allowed while + * holding spinlock + */ + hw_fib = kmalloc(sizeof(struct hw_fib), GFP_ATOMIC); + fib = kmalloc(sizeof(struct fib), GFP_ATOMIC); + if (fib && hw_fib) { + struct aac_aifcmd * aif; + + memset(hw_fib, 0, sizeof(struct hw_fib)); + memset(fib, 0, sizeof(struct fib)); + fib->hw_fib = hw_fib; + fib->dev = aac; + aac_fib_init(fib); + fib->type = FSAFS_NTC_FIB_CONTEXT; + fib->size = sizeof (struct fib); + fib->data = hw_fib->data; + aif = (struct aac_aifcmd *)hw_fib->data; + aif->command = cpu_to_le32(AifCmdEventNotify); + aif->seqnum = cpu_to_le32(0xFFFFFFFF); + aif->data[0] = cpu_to_le32(AifEnExpEvent); + aif->data[1] = cpu_to_le32(AifExeFirmwarePanic); + aif->data[2] = cpu_to_le32(AifHighPriority); + aif->data[3] = cpu_to_le32(BlinkLED); + + /* + * Put the FIB onto the + * fibctx's fibs + */ + list_add_tail(&fib->fiblink, &fibctx->fib_list); + fibctx->count++; + /* + * Set the event to wake up the + * thread that will waiting. + */ + up(&fibctx->wait_sem); + } else { + printk(KERN_WARNING "aifd: didn't allocate NewFib.\n"); + kfree(fib); + kfree(hw_fib); + } + entry = entry->next; + } + + spin_unlock_irqrestore(&aac->fib_lock, flagv); + + if (BlinkLED < 0) { + printk(KERN_ERR "%s: Host adapter dead %d\n", aac->name, BlinkLED); + goto out; + } + + printk(KERN_ERR "%s: Host adapter BLINK LED 0x%x\n", aac->name, BlinkLED); + + host = aac->scsi_host_ptr; + spin_lock_irqsave(host->host_lock, flagv); + BlinkLED = _aac_reset_adapter(aac); + spin_unlock_irqrestore(host->host_lock, flagv); + return BlinkLED; + +out: + aac->in_reset = 0; + return BlinkLED; +} + + /** * aac_command_thread - command processing thread * @dev: Adapter to monitor diff --git a/drivers/scsi/aacraid/dpcsup.c b/drivers/scsi/aacraid/dpcsup.c index b2a5c72..8335f07 100644 --- a/drivers/scsi/aacraid/dpcsup.c +++ b/drivers/scsi/aacraid/dpcsup.c @@ -124,10 +124,15 @@ unsigned int aac_response_normal(struct aac_queue * q) } else { unsigned long flagv; spin_lock_irqsave(&fib->event_lock, flagv); - fib->done = 1; + if (!fib->done) + fib->done = 1; up(&fib->event_wait); spin_unlock_irqrestore(&fib->event_lock, flagv); FIB_COUNTER_INCREMENT(aac_config.NormalRecved); + if (fib->done == 2) { + aac_fib_complete(fib); + aac_fib_free(fib); + } } consumed++; spin_lock_irqsave(q->lock, flags); @@ -316,7 +321,8 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 Index) unsigned long flagv; dprintk((KERN_INFO "event_wait up\n")); spin_lock_irqsave(&fib->event_lock, flagv); - fib->done = 1; + if (!fib->done) + fib->done = 1; up(&fib->event_wait); spin_unlock_irqrestore(&fib->event_lock, flagv); FIB_COUNTER_INCREMENT(aac_config.NormalRecved); diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index e42a479..359e7dd 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -82,6 +82,8 @@ static LIST_HEAD(aac_devices); static int aac_cfg_major = -1; char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; +extern int expose_physicals; + /* * Because of the way Linux names scsi devices, the order in this table has * become important. Check for on-board Raid first, add-in cards second. @@ -394,6 +396,7 @@ static int aac_slave_configure(struct scsi_device *sdev) sdev->skip_ms_page_3f = 1; } if ((sdev->type == TYPE_DISK) && + !expose_physicals && (sdev_channel(sdev) != CONTAINER_CHANNEL)) { struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; if (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2)) @@ -454,17 +457,17 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", AAC_DRIVERNAME); aac = (struct aac_dev *)host->hostdata; - if (aac_adapter_check_health(aac)) { - printk(KERN_ERR "%s: Host adapter appears dead\n", - AAC_DRIVERNAME); - return -ENODEV; - } + + if ((count = aac_check_health(aac))) + return count; /* * Wait for all commands to complete to this specific * target (block maximum 60 seconds). */ for (count = 60; count; --count) { - int active = 0; + int active = aac->in_reset; + + if (active == 0) __shost_for_each_device(dev, host) { spin_lock_irqsave(&dev->list_lock, flags); list_for_each_entry(command, &dev->cmd_list, list) { @@ -864,13 +867,6 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, * Map in the registers from the adapter. */ aac->base_size = AAC_MIN_FOOTPRINT_SIZE; - if ((aac->regs.sa = ioremap( - (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE)) - == NULL) { - printk(KERN_WARNING "%s: unable to map adapter.\n", - AAC_DRIVERNAME); - goto out_free_fibs; - } if ((*aac_drivers[index].init)(aac)) goto out_unmap; @@ -928,12 +924,12 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, * all containers are on the virtual channel 0 (CONTAINER_CHANNEL) * physical channels are address by their actual physical number+1 */ - if (aac->nondasd_support == 1) + if ((aac->nondasd_support == 1) || expose_physicals) shost->max_channel = aac->maximum_num_channels; else shost->max_channel = 0; - aac_get_config_status(aac); + aac_get_config_status(aac, 0); aac_get_containers(aac); list_add(&aac->entry, insert); @@ -969,8 +965,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, aac_fib_map_free(aac); pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); kfree(aac->queues); - iounmap(aac->regs.sa); - out_free_fibs: + aac_adapter_ioremap(aac, 0); kfree(aac->fibs); kfree(aac->fsa_dev); out_free_host: @@ -1005,7 +1000,7 @@ static void __devexit aac_remove_one(struct pci_dev *pdev) kfree(aac->queues); free_irq(pdev->irq, aac); - iounmap(aac->regs.sa); + aac_adapter_ioremap(aac, 0); kfree(aac->fibs); kfree(aac->fsa_dev); @@ -1013,6 +1008,10 @@ static void __devexit aac_remove_one(struct pci_dev *pdev) list_del(&aac->entry); scsi_host_put(shost); pci_disable_device(pdev); + if (list_empty(&aac_devices)) { + unregister_chrdev(aac_cfg_major, "aac"); + aac_cfg_major = -1; + } } static struct pci_driver aac_pci_driver = { diff --git a/drivers/scsi/aacraid/rkt.c b/drivers/scsi/aacraid/rkt.c index 458ea89..643f23b 100644 --- a/drivers/scsi/aacraid/rkt.c +++ b/drivers/scsi/aacraid/rkt.c @@ -28,370 +28,27 @@ * */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/types.h> -#include <linux/sched.h> -#include <linux/pci.h> -#include <linux/spinlock.h> -#include <linux/slab.h> #include <linux/blkdev.h> -#include <linux/delay.h> -#include <linux/completion.h> -#include <linux/time.h> -#include <linux/interrupt.h> -#include <asm/semaphore.h> #include <scsi/scsi_host.h> #include "aacraid.h" -static irqreturn_t aac_rkt_intr(int irq, void *dev_id, struct pt_regs *regs) -{ - struct aac_dev *dev = dev_id; - - if (dev->new_comm_interface) { - u32 Index = rkt_readl(dev, MUnit.OutboundQueue); - if (Index == 0xFFFFFFFFL) - Index = rkt_readl(dev, MUnit.OutboundQueue); - if (Index != 0xFFFFFFFFL) { - do { - if (aac_intr_normal(dev, Index)) { - rkt_writel(dev, MUnit.OutboundQueue, Index); - rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormRespReady); - } - Index = rkt_readl(dev, MUnit.OutboundQueue); - } while (Index != 0xFFFFFFFFL); - return IRQ_HANDLED; - } - } else { - unsigned long bellbits; - u8 intstat; - intstat = rkt_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 = rkt_readl(dev, OutboundDoorbellReg); - if (bellbits & DoorBellPrintfReady) { - aac_printf(dev, rkt_readl (dev, IndexRegs.Mailbox[5])); - rkt_writel(dev, MUnit.ODR,DoorBellPrintfReady); - rkt_writel(dev, InboundDoorbellReg,DoorBellPrintfDone); - } - else if (bellbits & DoorBellAdapterNormCmdReady) { - rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady); - aac_command_normal(&dev->queues->queue[HostNormCmdQueue]); -// rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady); - } - else if (bellbits & DoorBellAdapterNormRespReady) { - rkt_writel(dev, MUnit.ODR,DoorBellAdapterNormRespReady); - aac_response_normal(&dev->queues->queue[HostNormRespQueue]); - } - else if (bellbits & DoorBellAdapterNormCmdNotFull) { - rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); - } - else if (bellbits & DoorBellAdapterNormRespNotFull) { - rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull); - rkt_writel(dev, MUnit.ODR, DoorBellAdapterNormRespNotFull); - } - return IRQ_HANDLED; - } - } - return IRQ_NONE; -} - -/** - * aac_rkt_disable_interrupt - Disable interrupts - * @dev: Adapter - */ - -static void aac_rkt_disable_interrupt(struct aac_dev *dev) -{ - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff); -} - /** - * rkt_sync_cmd - send a command and wait - * @dev: Adapter - * @command: Command to execute - * @p1: first parameter - * @ret: adapter status + * aac_rkt_ioremap + * @size: mapping resize request * - * This routine will send a synchronous command to the adapter and wait - * for its completion. */ - -static int rkt_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) +static int aac_rkt_ioremap(struct aac_dev * dev, u32 size) { - unsigned long start; - int ok; - /* - * Write the command into Mailbox 0 - */ - rkt_writel(dev, InboundMailbox0, command); - /* - * Write the parameters into Mailboxes 1 - 6 - */ - rkt_writel(dev, InboundMailbox1, p1); - rkt_writel(dev, InboundMailbox2, p2); - rkt_writel(dev, InboundMailbox3, p3); - rkt_writel(dev, InboundMailbox4, p4); - /* - * Clear the synch command doorbell to start on a clean slate. - */ - rkt_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0); - /* - * Disable doorbell interrupts - */ - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff); - /* - * Force the completion of the mask register write before issuing - * the interrupt. - */ - rkt_readb (dev, MUnit.OIMR); - /* - * Signal that there is a new synch command - */ - rkt_writel(dev, InboundDoorbellReg, INBOUNDDOORBELL_0); - - ok = 0; - start = jiffies; - - /* - * Wait up to 30 seconds - */ - while (time_before(jiffies, start+30*HZ)) - { - udelay(5); /* Delay 5 microseconds to let Mon960 get info. */ - /* - * Mon960 will set doorbell0 bit when it has completed the command. - */ - if (rkt_readl(dev, OutboundDoorbellReg) & OUTBOUNDDOORBELL_0) { - /* - * Clear the doorbell. - */ - rkt_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0); - ok = 1; - break; - } - /* - * Yield the processor in case we are slow - */ - msleep(1); + if (!size) { + iounmap(dev->regs.rkt); + return 0; } - if (ok != 1) { - /* - * Restore interrupt mask even though we timed out - */ - if (dev->new_comm_interface) - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); - else - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); - return -ETIMEDOUT; - } - /* - * Pull the synch status from Mailbox 0. - */ - if (status) - *status = rkt_readl(dev, IndexRegs.Mailbox[0]); - if (r1) - *r1 = rkt_readl(dev, IndexRegs.Mailbox[1]); - if (r2) - *r2 = rkt_readl(dev, IndexRegs.Mailbox[2]); - if (r3) - *r3 = rkt_readl(dev, IndexRegs.Mailbox[3]); - if (r4) - *r4 = rkt_readl(dev, IndexRegs.Mailbox[4]); - /* - * Clear the synch command doorbell. - */ - rkt_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0); - /* - * Restore interrupt mask - */ - if (dev->new_comm_interface) - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); - else - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); - return 0; - -} - -/** - * aac_rkt_interrupt_adapter - interrupt adapter - * @dev: Adapter - * - * Send an interrupt to the i960 and breakpoint it. - */ - -static void aac_rkt_interrupt_adapter(struct aac_dev *dev) -{ - rkt_sync_cmd(dev, BREAKPOINT_REQUEST, 0, 0, 0, 0, 0, 0, - NULL, NULL, NULL, NULL, NULL); -} - -/** - * aac_rkt_notify_adapter - send an event to the adapter - * @dev: Adapter - * @event: Event to send - * - * Notify the i960 that something it probably cares about has - * happened. - */ - -static void aac_rkt_notify_adapter(struct aac_dev *dev, u32 event) -{ - switch (event) { - - case AdapNormCmdQue: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_1); - break; - case HostNormRespNotFull: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_4); - break; - case AdapNormRespQue: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_2); - break; - case HostNormCmdNotFull: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_3); - break; - case HostShutdown: -// rkt_sync_cmd(dev, HOST_CRASHING, 0, 0, 0, 0, 0, 0, -// NULL, NULL, NULL, NULL, NULL); - break; - case FastIo: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_6); - break; - case AdapPrintfDone: - rkt_writel(dev, MUnit.IDR,INBOUNDDOORBELL_5); - break; - default: - BUG(); - break; - } -} - -/** - * aac_rkt_start_adapter - activate adapter - * @dev: Adapter - * - * Start up processing on an i960 based AAC adapter - */ - -static void aac_rkt_start_adapter(struct aac_dev *dev) -{ - struct aac_init *init; - - init = dev->init; - init->HostElapsedSeconds = cpu_to_le32(get_seconds()); - // We can only use a 32 bit address here - rkt_sync_cmd(dev, INIT_STRUCT_BASE_ADDRESS, (u32)(ulong)dev->init_pa, - 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL); -} - -/** - * aac_rkt_check_health - * @dev: device to check if healthy - * - * Will attempt to determine if the specified adapter is alive and - * capable of handling requests, returning 0 if alive. - */ -static int aac_rkt_check_health(struct aac_dev *dev) -{ - u32 status = rkt_readl(dev, MUnit.OMRx[0]); - - /* - * Check to see if the board failed any self tests. - */ - if (status & SELF_TEST_FAILED) + dev->base = dev->regs.rkt = ioremap(dev->scsi_host_ptr->base, size); + if (dev->base == NULL) return -1; - /* - * Check to see if the board panic'd. - */ - if (status & KERNEL_PANIC) { - char * buffer; - struct POSTSTATUS { - __le32 Post_Command; - __le32 Post_Address; - } * post; - dma_addr_t paddr, baddr; - int ret; - - if ((status & 0xFF000000L) == 0xBC000000L) - return (status >> 16) & 0xFF; - buffer = pci_alloc_consistent(dev->pdev, 512, &baddr); - ret = -2; - if (buffer == NULL) - return ret; - post = pci_alloc_consistent(dev->pdev, - sizeof(struct POSTSTATUS), &paddr); - if (post == NULL) { - pci_free_consistent(dev->pdev, 512, buffer, baddr); - return ret; - } - memset(buffer, 0, 512); - post->Post_Command = cpu_to_le32(COMMAND_POST_RESULTS); - post->Post_Address = cpu_to_le32(baddr); - rkt_writel(dev, MUnit.IMRx[0], paddr); - rkt_sync_cmd(dev, COMMAND_POST_RESULTS, baddr, 0, 0, 0, 0, 0, - NULL, NULL, NULL, NULL, NULL); - pci_free_consistent(dev->pdev, sizeof(struct POSTSTATUS), - post, paddr); - if ((buffer[0] == '0') && ((buffer[1] == 'x') || (buffer[1] == 'X'))) { - ret = (buffer[2] <= '9') ? (buffer[2] - '0') : (buffer[2] - 'A' + 10); - ret <<= 4; - ret += (buffer[3] <= '9') ? (buffer[3] - '0') : (buffer[3] - 'A' + 10); - } - pci_free_consistent(dev->pdev, 512, buffer, baddr); - return ret; - } - /* - * Wait for the adapter to be up and running. - */ - if (!(status & KERNEL_UP_AND_RUNNING)) - return -3; - /* - * Everything is OK - */ - return 0; -} - -/** - * aac_rkt_send - * @fib: fib to issue - * - * Will send a fib, returning 0 if successful. - */ -static int aac_rkt_send(struct fib * fib) -{ - u64 addr = fib->hw_fib_pa; - struct aac_dev *dev = fib->dev; - volatile void __iomem *device = dev->regs.rkt; - u32 Index; - - dprintk((KERN_DEBUG "%p->aac_rkt_send(%p->%llx)\n", dev, fib, addr)); - Index = rkt_readl(dev, MUnit.InboundQueue); - if (Index == 0xFFFFFFFFL) - Index = rkt_readl(dev, MUnit.InboundQueue); - dprintk((KERN_DEBUG "Index = 0x%x\n", Index)); - if (Index == 0xFFFFFFFFL) - return Index; - device += Index; - dprintk((KERN_DEBUG "entry = %x %x %u\n", (u32)(addr & 0xffffffff), - (u32)(addr >> 32), (u32)le16_to_cpu(fib->hw_fib->header.Size))); - 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); - rkt_writel(dev, MUnit.InboundQueue, Index); - dprintk((KERN_DEBUG "aac_rkt_send - return 0\n")); + dev->IndexRegs = &dev->regs.rkt->IndexRegs; return 0; } @@ -406,78 +63,18 @@ static int aac_rkt_send(struct fib * fib) int aac_rkt_init(struct aac_dev *dev) { - unsigned long start; - unsigned long status; - int instance; - const char * name; - - instance = dev->id; - name = dev->name; + int retval; + extern int _aac_rx_init(struct aac_dev *dev); + extern void aac_rx_start_adapter(struct aac_dev *dev); /* - * Check to see if the board panic'd while booting. - */ - /* - * Check to see if the board failed any self tests. - */ - if (rkt_readl(dev, MUnit.OMRx[0]) & SELF_TEST_FAILED) { - printk(KERN_ERR "%s%d: adapter self-test failed.\n", dev->name, instance); - goto error_iounmap; - } - /* - * Check to see if the monitor panic'd while booting. - */ - if (rkt_readl(dev, MUnit.OMRx[0]) & MONITOR_PANIC) { - printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance); - goto error_iounmap; - } - /* - * Check to see if the board panic'd while booting. - */ - if (rkt_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) { - printk(KERN_ERR "%s%d: adapter kernel panic'd.\n", dev->name, instance); - goto error_iounmap; - } - start = jiffies; - /* - * Wait for the adapter to be up and running. Wait up to 3 minutes - */ - while (!(rkt_readl(dev, MUnit.OMRx[0]) & KERNEL_UP_AND_RUNNING)) - { - if(time_after(jiffies, start+startup_timeout*HZ)) - { - status = rkt_readl(dev, MUnit.OMRx[0]); - printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n", - dev->name, instance, status); - goto error_iounmap; - } - msleep(1); - } - if (request_irq(dev->scsi_host_ptr->irq, aac_rkt_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. */ - dev->a_ops.adapter_interrupt = aac_rkt_interrupt_adapter; - dev->a_ops.adapter_disable_int = aac_rkt_disable_interrupt; - dev->a_ops.adapter_notify = aac_rkt_notify_adapter; - dev->a_ops.adapter_sync_cmd = rkt_sync_cmd; - dev->a_ops.adapter_check_health = aac_rkt_check_health; - dev->a_ops.adapter_send = aac_rkt_send; - - /* - * First clear out all interrupts. Then enable the one's that we - * can handle. - */ - rkt_writeb(dev, MUnit.OIMR, 0xff); - rkt_writel(dev, MUnit.ODR, 0xffffffff); - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb); + dev->a_ops.adapter_ioremap = aac_rkt_ioremap; - if (aac_init_adapter(dev) == NULL) - goto error_irq; + 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 @@ -494,20 +91,11 @@ int aac_rkt_init(struct aac_dev *dev) dev->init->MaxIoCommands = cpu_to_le32(246); dev->scsi_host_ptr->can_queue = 246 - AAC_NUM_MGT_FIB; } - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); } /* * Tell the adapter that all is configured, and it can start * accepting requests */ - aac_rkt_start_adapter(dev); + aac_rx_start_adapter(dev); return 0; - -error_irq: - rkt_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff); - free_irq(dev->scsi_host_ptr->irq, (void *)dev); - -error_iounmap: - - return -1; } diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index 035018d..a1d214d 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -79,7 +79,7 @@ static irqreturn_t aac_rx_intr(int irq, void *dev_id, struct pt_regs *regs) { bellbits = rx_readl(dev, OutboundDoorbellReg); if (bellbits & DoorBellPrintfReady) { - aac_printf(dev, rx_readl (dev, IndexRegs.Mailbox[5])); + aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5])); rx_writel(dev, MUnit.ODR,DoorBellPrintfReady); rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone); } @@ -134,14 +134,14 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command, /* * Write the command into Mailbox 0 */ - rx_writel(dev, InboundMailbox0, command); + writel(command, &dev->IndexRegs->Mailbox[0]); /* * Write the parameters into Mailboxes 1 - 6 */ - rx_writel(dev, InboundMailbox1, p1); - rx_writel(dev, InboundMailbox2, p2); - rx_writel(dev, InboundMailbox3, p3); - rx_writel(dev, InboundMailbox4, p4); + writel(p1, &dev->IndexRegs->Mailbox[1]); + writel(p2, &dev->IndexRegs->Mailbox[2]); + writel(p3, &dev->IndexRegs->Mailbox[3]); + writel(p4, &dev->IndexRegs->Mailbox[4]); /* * Clear the synch command doorbell to start on a clean slate. */ @@ -199,15 +199,15 @@ static int rx_sync_cmd(struct aac_dev *dev, u32 command, * Pull the synch status from Mailbox 0. */ if (status) - *status = rx_readl(dev, IndexRegs.Mailbox[0]); + *status = readl(&dev->IndexRegs->Mailbox[0]); if (r1) - *r1 = rx_readl(dev, IndexRegs.Mailbox[1]); + *r1 = readl(&dev->IndexRegs->Mailbox[1]); if (r2) - *r2 = rx_readl(dev, IndexRegs.Mailbox[2]); + *r2 = readl(&dev->IndexRegs->Mailbox[2]); if (r3) - *r3 = rx_readl(dev, IndexRegs.Mailbox[3]); + *r3 = readl(&dev->IndexRegs->Mailbox[3]); if (r4) - *r4 = rx_readl(dev, IndexRegs.Mailbox[4]); + *r4 = readl(&dev->IndexRegs->Mailbox[4]); /* * Clear the synch command doorbell. */ @@ -261,8 +261,6 @@ static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event) rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_3); break; case HostShutdown: -// rx_sync_cmd(dev, HOST_CRASHING, 0, 0, 0, 0, 0, 0, -// NULL, NULL, NULL, NULL, NULL); break; case FastIo: rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_6); @@ -283,7 +281,7 @@ static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event) * Start up processing on an i960 based AAC adapter */ -static void aac_rx_start_adapter(struct aac_dev *dev) +void aac_rx_start_adapter(struct aac_dev *dev) { struct aac_init *init; @@ -381,7 +379,7 @@ static int aac_rx_send(struct fib * fib) dprintk((KERN_DEBUG "Index = 0x%x\n", Index)); if (Index == 0xFFFFFFFFL) return Index; - device += Index; + 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))); writel((u32)(addr & 0xffffffff), device); @@ -395,6 +393,43 @@ static int aac_rx_send(struct fib * fib) } /** + * aac_rx_ioremap + * @size: mapping resize request + * + */ +static int aac_rx_ioremap(struct aac_dev * dev, u32 size) +{ + if (!size) { + iounmap(dev->regs.rx); + return 0; + } + dev->base = dev->regs.rx = ioremap(dev->scsi_host_ptr->base, size); + if (dev->base == NULL) + return -1; + dev->IndexRegs = &dev->regs.rx->IndexRegs; + return 0; +} + +static int aac_rx_restart_adapter(struct aac_dev *dev) +{ + u32 var; + + printk(KERN_ERR "%s%d: adapter kernel panic'd.\n", + dev->name, dev->id); + + if (aac_rx_check_health(dev) <= 0) + return 1; + if (rx_sync_cmd(dev, IOP_RESET, 0, 0, 0, 0, 0, 0, + &var, NULL, NULL, NULL, NULL)) + return 1; + if (var != 0x00000001) + return 1; + if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) + return 1; + return 0; +} + +/** * aac_rx_init - initialize an i960 based AAC card * @dev: device to configure * @@ -403,7 +438,7 @@ static int aac_rx_send(struct fib * fib) * to the comm region. */ -int aac_rx_init(struct aac_dev *dev) +int _aac_rx_init(struct aac_dev *dev) { unsigned long start; unsigned long status; @@ -413,27 +448,30 @@ int aac_rx_init(struct aac_dev *dev) instance = dev->id; name = dev->name; + if (aac_adapter_ioremap(dev, dev->base_size)) { + printk(KERN_WARNING "%s: unable to map adapter.\n", name); + goto error_iounmap; + } + /* * Check to see if the board panic'd while booting. */ + status = rx_readl(dev, MUnit.OMRx[0]); + if (status & KERNEL_PANIC) + if (aac_rx_restart_adapter(dev)) + goto error_iounmap; /* * Check to see if the board failed any self tests. */ - if (rx_readl(dev, MUnit.OMRx[0]) & SELF_TEST_FAILED) { + status = rx_readl(dev, MUnit.OMRx[0]); + if (status & SELF_TEST_FAILED) { printk(KERN_ERR "%s%d: adapter self-test failed.\n", dev->name, instance); goto error_iounmap; } /* - * Check to see if the board panic'd while booting. - */ - if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) { - printk(KERN_ERR "%s%d: adapter kernel panic.\n", dev->name, instance); - goto error_iounmap; - } - /* * Check to see if the monitor panic'd while booting. */ - if (rx_readl(dev, MUnit.OMRx[0]) & MONITOR_PANIC) { + if (status & MONITOR_PANIC) { printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance); goto error_iounmap; } @@ -441,12 +479,10 @@ int aac_rx_init(struct aac_dev *dev) /* * Wait for the adapter to be up and running. Wait up to 3 minutes */ - while ((!(rx_readl(dev, IndexRegs.Mailbox[7]) & KERNEL_UP_AND_RUNNING)) - || (!(rx_readl(dev, MUnit.OMRx[0]) & KERNEL_UP_AND_RUNNING))) + while (!((status = rx_readl(dev, MUnit.OMRx[0])) & KERNEL_UP_AND_RUNNING)) { if(time_after(jiffies, start+startup_timeout*HZ)) { - status = rx_readl(dev, IndexRegs.Mailbox[7]); printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n", dev->name, instance, status); goto error_iounmap; @@ -481,11 +517,6 @@ int aac_rx_init(struct aac_dev *dev) if (dev->new_comm_interface) rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7); - /* - * Tell the adapter that all is configured, and it can start - * accepting requests - */ - aac_rx_start_adapter(dev); return 0; error_irq: @@ -496,3 +527,23 @@ error_iounmap: return -1; } + +int aac_rx_init(struct aac_dev *dev) +{ + int retval; + + /* + * Fill in the function dispatch table. + */ + dev->a_ops.adapter_ioremap = aac_rx_ioremap; + + 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; +} diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c index cd586cc..f906ead 100644 --- a/drivers/scsi/aacraid/sa.c +++ b/drivers/scsi/aacraid/sa.c @@ -281,6 +281,21 @@ static int aac_sa_check_health(struct aac_dev *dev) } /** + * aac_sa_ioremap + * @size: mapping resize request + * + */ +static int aac_sa_ioremap(struct aac_dev * dev, u32 size) +{ + if (!size) { + iounmap(dev->regs.sa); + return 0; + } + dev->base = dev->regs.sa = ioremap(dev->scsi_host_ptr->base, size); + return (dev->base == NULL) ? -1 : 0; +} + +/** * aac_sa_init - initialize an ARM based AAC card * @dev: device to configure * @@ -299,6 +314,11 @@ int aac_sa_init(struct aac_dev *dev) instance = dev->id; name = dev->name; + if (aac_sa_ioremap(dev, dev->base_size)) { + printk(KERN_WARNING "%s: unable to map adapter.\n", name); + goto error_iounmap; + } + /* * Check to see if the board failed any self tests. */ @@ -341,6 +361,7 @@ int aac_sa_init(struct aac_dev *dev) 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_ioremap = aac_sa_ioremap; /* * First clear out all interrupts. Then enable the one's that |
