diff options
Diffstat (limited to 'drivers/scsi/aacraid')
| -rw-r--r-- | drivers/scsi/aacraid/Makefile | 4 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/aachba.c | 491 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/aacraid.h | 226 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commctrl.c | 60 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/comminit.c | 128 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/commsup.c | 209 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/dpcsup.c | 129 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/linit.c | 140 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/nark.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rkt.c | 7 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/rx.c | 53 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/sa.c | 16 | ||||
| -rw-r--r-- | drivers/scsi/aacraid/src.c | 833 |
13 files changed, 2014 insertions, 289 deletions
diff --git a/drivers/scsi/aacraid/Makefile b/drivers/scsi/aacraid/Makefile index f1cca4ee541..1bd9fd18f7f 100644 --- a/drivers/scsi/aacraid/Makefile +++ b/drivers/scsi/aacraid/Makefile @@ -3,6 +3,6 @@ obj-$(CONFIG_SCSI_AACRAID) := aacraid.o aacraid-objs := linit.o aachba.o commctrl.o comminit.o commsup.o \ - dpcsup.o rx.o sa.o rkt.o nark.o + dpcsup.o rx.o sa.o rkt.o nark.o src.o -EXTRA_CFLAGS := -Idrivers/scsi +ccflags-y := -Idrivers/scsi diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index aa4e77c2527..681434e2dfe 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -33,6 +34,7 @@ #include <linux/blkdev.h> #include <asm/uaccess.h> #include <linux/highmem.h> /* For flush_kernel_dcache_page */ +#include <linux/module.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -130,9 +132,13 @@ struct inquiry_data { * M O D U L E G L O B A L S */ -static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); -static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); -static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); +static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); +static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); +static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); +static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, + struct aac_raw_io2 *rio2, int sg_max); +static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, + int pages, int nseg, int nseg_new); static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); #ifdef AAC_DETAILED_STATUS_INFO static char *aac_get_status_string(u32 status); @@ -143,13 +149,21 @@ static char *aac_get_status_string(u32 status); */ static int nondasd = -1; -static int aac_cache; +static int aac_cache = 2; /* WCE=0 to avoid performance problems */ static int dacmode = -1; int aac_msi; int aac_commit = -1; int startup_timeout = 180; int aif_timeout = 120; +int aac_sync_mode; /* Only Sync. transfer - disabled */ +int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ +module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" + " 0=off, 1=on"); +module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" + " 0=off, 1=on"); module_param(nondasd, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." " 0=off, 1=on"); @@ -157,7 +171,7 @@ module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" "\tbit 0 - Disable FUA in WRITE SCSI commands\n" "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" - "\tbit 2 - Disable only if Battery not protecting Cache"); + "\tbit 2 - Disable only if Battery is protecting Cache"); module_param(dacmode, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." " 0=off, 1=on"); @@ -217,6 +231,14 @@ int aac_reset_devices; module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); +int aac_wwn = 1; +module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" + "\t0 - Disable\n" + "\t1 - Array Meta Data Signature (default)\n" + "\t2 - Adapter Serial Number"); + + static inline int aac_valid_context(struct scsi_cmnd *scsicmd, struct fib *fibptr) { struct scsi_device *device; @@ -285,7 +307,10 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag) status = -EINVAL; } } - aac_fib_complete(fibptr); + /* Do not set XferState to zero unless receives a response from F/W */ + if (status >= 0) + aac_fib_complete(fibptr); + /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ if (status >= 0) { if ((aac_commit == 1) || commit_flag) { @@ -302,16 +327,31 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag) FsaNormal, 1, 1, NULL, NULL); - aac_fib_complete(fibptr); + /* Do not set XferState to zero unless + * receives a response from F/W */ + if (status >= 0) + aac_fib_complete(fibptr); } else if (aac_commit == 0) { printk(KERN_WARNING "aac_get_config_status: Foreign device configurations are being ignored\n"); } } - aac_fib_free(fibptr); + /* FIB should be freed only after getting the response from the F/W */ + if (status != -ERESTARTSYS) + aac_fib_free(fibptr); return status; } +static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) +{ + char inq_data; + scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); + if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { + inq_data &= 0xdf; + scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); + } +} + /** * aac_get_containers - list containers * @common: adapter to probe @@ -347,7 +387,9 @@ int aac_get_containers(struct aac_dev *dev) maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); aac_fib_complete(fibptr); } - aac_fib_free(fibptr); + /* FIB should be freed only after getting the response from the F/W */ + if (status != -ERESTARTSYS) + aac_fib_free(fibptr); if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) maximum_num_containers = MAXIMUM_NUM_CONTAINERS; @@ -718,8 +760,8 @@ char * get_container_type(unsigned tindex) * Arguments: [1] pointer to void [1] int * * Purpose: Sets SCSI inquiry data strings for vendor, product - * and revision level. Allows strings to be set in platform dependant - * files instead of in OS dependant driver source. + * and revision level. Allows strings to be set in platform dependent + * files instead of in OS dependent driver source. */ static void setinqstr(struct aac_dev *dev, void *data, int tindex) @@ -929,25 +971,50 @@ static void io_callback(void *context, struct fib * fibptr); static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) { - u16 fibsize; - struct aac_raw_io *readcmd; + struct aac_dev *dev = fib->dev; + u16 fibsize, command; + long ret; + aac_fib_init(fib); - readcmd = (struct aac_raw_io *) fib_data(fib); - readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); - readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); - readcmd->count = cpu_to_le32(count<<9); - readcmd->cid = cpu_to_le16(scmd_id(cmd)); - readcmd->flags = cpu_to_le16(IO_TYPE_READ); - readcmd->bpTotal = 0; - readcmd->bpComplete = 0; + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { + struct aac_raw_io2 *readcmd2; + readcmd2 = (struct aac_raw_io2 *) fib_data(fib); + memset(readcmd2, 0, sizeof(struct aac_raw_io2)); + readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); + readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + readcmd2->byteCount = cpu_to_le32(count<<9); + readcmd2->cid = cpu_to_le16(scmd_id(cmd)); + readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); + ret = aac_build_sgraw2(cmd, readcmd2, + dev->scsi_host_ptr->sg_tablesize); + if (ret < 0) + return ret; + command = ContainerRawIo2; + fibsize = sizeof(struct aac_raw_io2) + + ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); + } else { + struct aac_raw_io *readcmd; + readcmd = (struct aac_raw_io *) fib_data(fib); + readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); + readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + readcmd->count = cpu_to_le32(count<<9); + readcmd->cid = cpu_to_le16(scmd_id(cmd)); + readcmd->flags = cpu_to_le16(RIO_TYPE_READ); + readcmd->bpTotal = 0; + readcmd->bpComplete = 0; + ret = aac_build_sgraw(cmd, &readcmd->sg); + if (ret < 0) + return ret; + command = ContainerRawIo; + fibsize = sizeof(struct aac_raw_io) + + ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); + } - aac_build_sgraw(cmd, &readcmd->sg); - fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); /* * Now send the Fib to the adapter */ - return aac_fib_send(ContainerRawIo, + return aac_fib_send(command, fib, fibsize, FsaNormal, @@ -960,6 +1027,8 @@ static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u { u16 fibsize; struct aac_read64 *readcmd; + long ret; + aac_fib_init(fib); readcmd = (struct aac_read64 *) fib_data(fib); readcmd->command = cpu_to_le32(VM_CtHostRead64); @@ -969,7 +1038,9 @@ static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u readcmd->pad = 0; readcmd->flags = 0; - aac_build_sg64(cmd, &readcmd->sg); + ret = aac_build_sg64(cmd, &readcmd->sg); + if (ret < 0) + return ret; fibsize = sizeof(struct aac_read64) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentry64)); @@ -991,6 +1062,8 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 { u16 fibsize; struct aac_read *readcmd; + long ret; + aac_fib_init(fib); readcmd = (struct aac_read *) fib_data(fib); readcmd->command = cpu_to_le32(VM_CtBlockRead); @@ -998,7 +1071,9 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); readcmd->count = cpu_to_le32(count * 512); - aac_build_sg(cmd, &readcmd->sg); + ret = aac_build_sg(cmd, &readcmd->sg); + if (ret < 0) + return ret; fibsize = sizeof(struct aac_read) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentry)); @@ -1018,28 +1093,56 @@ static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) { - u16 fibsize; - struct aac_raw_io *writecmd; + struct aac_dev *dev = fib->dev; + u16 fibsize, command; + long ret; + aac_fib_init(fib); - writecmd = (struct aac_raw_io *) fib_data(fib); - writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); - writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); - writecmd->count = cpu_to_le32(count<<9); - writecmd->cid = cpu_to_le16(scmd_id(cmd)); - writecmd->flags = (fua && ((aac_cache & 5) != 1) && - (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? - cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : - cpu_to_le16(IO_TYPE_WRITE); - writecmd->bpTotal = 0; - writecmd->bpComplete = 0; - - aac_build_sgraw(cmd, &writecmd->sg); - fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 && !dev->sync_mode) { + struct aac_raw_io2 *writecmd2; + writecmd2 = (struct aac_raw_io2 *) fib_data(fib); + memset(writecmd2, 0, sizeof(struct aac_raw_io2)); + writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); + writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + writecmd2->byteCount = cpu_to_le32(count<<9); + writecmd2->cid = cpu_to_le16(scmd_id(cmd)); + writecmd2->flags = (fua && ((aac_cache & 5) != 1) && + (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? + cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : + cpu_to_le16(RIO2_IO_TYPE_WRITE); + ret = aac_build_sgraw2(cmd, writecmd2, + dev->scsi_host_ptr->sg_tablesize); + if (ret < 0) + return ret; + command = ContainerRawIo2; + fibsize = sizeof(struct aac_raw_io2) + + ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); + } else { + struct aac_raw_io *writecmd; + writecmd = (struct aac_raw_io *) fib_data(fib); + writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); + writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + writecmd->count = cpu_to_le32(count<<9); + writecmd->cid = cpu_to_le16(scmd_id(cmd)); + writecmd->flags = (fua && ((aac_cache & 5) != 1) && + (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? + cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : + cpu_to_le16(RIO_TYPE_WRITE); + writecmd->bpTotal = 0; + writecmd->bpComplete = 0; + ret = aac_build_sgraw(cmd, &writecmd->sg); + if (ret < 0) + return ret; + command = ContainerRawIo; + fibsize = sizeof(struct aac_raw_io) + + ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); + } + BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); /* * Now send the Fib to the adapter */ - return aac_fib_send(ContainerRawIo, + return aac_fib_send(command, fib, fibsize, FsaNormal, @@ -1052,6 +1155,8 @@ static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, { u16 fibsize; struct aac_write64 *writecmd; + long ret; + aac_fib_init(fib); writecmd = (struct aac_write64 *) fib_data(fib); writecmd->command = cpu_to_le32(VM_CtHostWrite64); @@ -1061,7 +1166,9 @@ static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, writecmd->pad = 0; writecmd->flags = 0; - aac_build_sg64(cmd, &writecmd->sg); + ret = aac_build_sg64(cmd, &writecmd->sg); + if (ret < 0) + return ret; fibsize = sizeof(struct aac_write64) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentry64)); @@ -1083,6 +1190,8 @@ static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3 { u16 fibsize; struct aac_write *writecmd; + long ret; + aac_fib_init(fib); writecmd = (struct aac_write *) fib_data(fib); writecmd->command = cpu_to_le32(VM_CtBlockWrite); @@ -1092,7 +1201,9 @@ static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u3 writecmd->sg.count = cpu_to_le32(1); /* ->stable is not used - it did mean which type of write */ - aac_build_sg(cmd, &writecmd->sg); + ret = aac_build_sg(cmd, &writecmd->sg); + if (ret < 0) + return ret; fibsize = sizeof(struct aac_write) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentry)); @@ -1139,7 +1250,7 @@ static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd srbcmd->id = cpu_to_le32(scmd_id(cmd)); srbcmd->lun = cpu_to_le32(cmd->device->lun); srbcmd->flags = cpu_to_le32(flag); - timeout = cmd->timeout_per_command/HZ; + timeout = cmd->request->timeout/HZ; if (timeout == 0) timeout = 1; srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds @@ -1154,8 +1265,11 @@ static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) { u16 fibsize; struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); + long ret; - aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); + ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); + if (ret < 0) + return ret; srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); @@ -1182,8 +1296,11 @@ static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) { u16 fibsize; struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); + long ret; - aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); + ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); + if (ret < 0) + return ret; srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); @@ -1206,9 +1323,8 @@ static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) { - if ((sizeof(dma_addr_t) > 4) && - (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && - (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) + if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && + (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) return FAILED; return aac_scsi_32(fib, cmd); } @@ -1238,8 +1354,12 @@ int aac_get_adapter_info(struct aac_dev* dev) NULL); if (rcode < 0) { - aac_fib_complete(fibptr); - aac_fib_free(fibptr); + /* FIB should be freed only after + * getting the response from the F/W */ + if (rcode != -ERESTARTSYS) { + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + } return rcode; } memcpy(&dev->adapter_info, info, sizeof(*info)); @@ -1263,6 +1383,12 @@ int aac_get_adapter_info(struct aac_dev* dev) if (rcode >= 0) memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); + if (rcode == -ERESTARTSYS) { + fibptr = aac_fib_alloc(dev); + if (!fibptr) + return -ENOMEM; + } + } @@ -1371,8 +1497,11 @@ int aac_get_adapter_info(struct aac_dev* dev) if (dev->nondasd_support && !dev->in_reset) printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); + if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) + dev->needs_dac = 1; dev->dac_support = 0; - if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ + if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && + (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { if (!dev->in_reset) printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); @@ -1382,14 +1511,23 @@ int aac_get_adapter_info(struct aac_dev* dev) if(dacmode != -1) { dev->dac_support = (dacmode!=0); } + + /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ + if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks + & AAC_QUIRK_SCSI_32)) { + dev->nondasd_support = 0; + dev->jbod = 0; + expose_physicals = 0; + } + if(dev->dac_support != 0) { - if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && - !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { + if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && + !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { if (!dev->in_reset) printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", dev->name, dev->id); - } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && - !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { + } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && + !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", dev->name, dev->id); dev->dac_support = 0; @@ -1437,7 +1575,7 @@ int aac_get_adapter_info(struct aac_dev* dev) dev->a_ops.adapter_write = aac_write_block; } dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; - if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { + if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { /* * Worst case size that could cause sg overflow when * we break up SG elements that are larger than 64KB. @@ -1451,9 +1589,11 @@ int aac_get_adapter_info(struct aac_dev* dev) (dev->scsi_host_ptr->sg_tablesize * 8) + 112; } } - - aac_fib_complete(fibptr); - aac_fib_free(fibptr); + /* FIB should be freed only after getting the response from the F/W */ + if (rcode != -ERESTARTSYS) { + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + } return rcode; } @@ -1557,6 +1697,7 @@ static int aac_read(struct scsi_cmnd * scsicmd) int status; struct aac_dev *dev; struct fib * cmd_fibcontext; + int cid; dev = (struct aac_dev *)scsicmd->device->host->hostdata; /* @@ -1606,6 +1747,22 @@ static int aac_read(struct scsi_cmnd * scsicmd) count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; break; } + + if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { + cid = scmd_id(scsicmd); + dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); + memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + scsicmd->scsi_done(scsicmd); + return 1; + } + dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", smp_processor_id(), (unsigned long long)lba, jiffies)); if (aac_adapter_bounds(dev,scsicmd,lba)) @@ -1614,6 +1771,7 @@ static int aac_read(struct scsi_cmnd * scsicmd) * Alocate and initialize a Fib */ if (!(cmd_fibcontext = aac_fib_alloc(dev))) { + printk(KERN_WARNING "aac_read: fib allocation failed\n"); return -1; } @@ -1646,6 +1804,7 @@ static int aac_write(struct scsi_cmnd * scsicmd) int status; struct aac_dev *dev; struct fib * cmd_fibcontext; + int cid; dev = (struct aac_dev *)scsicmd->device->host->hostdata; /* @@ -1685,6 +1844,22 @@ static int aac_write(struct scsi_cmnd * scsicmd) count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; fua = scsicmd->cmnd[1] & 0x8; } + + if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { + cid = scmd_id(scsicmd); + dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); + memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + scsicmd->scsi_done(scsicmd); + return 1; + } + dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", smp_processor_id(), (unsigned long long)lba, jiffies)); if (aac_adapter_bounds(dev,scsicmd,lba)) @@ -1693,9 +1868,14 @@ static int aac_write(struct scsi_cmnd * scsicmd) * Allocate and initialize a Fib then setup a BlockWrite command */ if (!(cmd_fibcontext = aac_fib_alloc(dev))) { - scsicmd->result = DID_ERROR << 16; - scsicmd->scsi_done(scsicmd); - return 0; + /* FIB temporarily unavailable,not catastrophic failure */ + + /* scsicmd->result = DID_ERROR << 16; + * scsicmd->scsi_done(scsicmd); + * return 0; + */ + printk(KERN_WARNING "aac_write: fib allocation failed\n"); + return -1; } status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); @@ -2058,7 +2238,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); memset(&inq_data, 0, sizeof (struct inquiry_data)); - if (scsicmd->cmnd[1] & 0x1) { + if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { char *arr = (char *)&inq_data; /* EVPD bit set */ @@ -2081,7 +2261,12 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) arr[1] = scsicmd->cmnd[2]; scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); - return aac_get_container_serial(scsicmd); + if (aac_wwn != 2) + return aac_get_container_serial( + scsicmd); + /* SLES 10 SP1 special */ + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; } else { /* vpd page not implemented */ scsicmd->result = DID_OK << 16 | @@ -2512,15 +2697,26 @@ static void aac_srb_callback(void *context, struct fib * fibptr) srbreply = (struct aac_srb_reply *) fib_data(fibptr); scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ - /* - * Calculate resid for sg - */ - scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) - - le32_to_cpu(srbreply->data_xfer_length)); + if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { + /* fast response */ + srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); + srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); + } else { + /* + * Calculate resid for sg + */ + scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) + - le32_to_cpu(srbreply->data_xfer_length)); + } scsi_dma_unmap(scsicmd); + /* expose physical device if expose_physicald flag is on */ + if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) + && expose_physicals > 0) + aac_expose_phy_device(scsicmd); + /* * First check the fib status */ @@ -2626,8 +2822,22 @@ static void aac_srb_callback(void *context, struct fib * fibptr) scsicmd->cmnd[0], le32_to_cpu(srbreply->scsi_status)); #endif - scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; - break; + if ((scsicmd->cmnd[0] == ATA_12) + || (scsicmd->cmnd[0] == ATA_16)) { + if (scsicmd->cmnd[2] & (0x01 << 5)) { + scsicmd->result = DID_OK << 16 + | COMMAND_COMPLETE << 8; + break; + } else { + scsicmd->result = DID_ERROR << 16 + | COMMAND_COMPLETE << 8; + break; + } + } else { + scsicmd->result = DID_ERROR << 16 + | COMMAND_COMPLETE << 8; + break; + } } if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { int len; @@ -2696,7 +2906,7 @@ static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) return -1; } -static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) +static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) { struct aac_dev *dev; unsigned long byte_count = 0; @@ -2709,7 +2919,8 @@ static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) psg->sg[0].count = 0; nseg = scsi_dma_map(scsicmd); - BUG_ON(nseg < 0); + if (nseg < 0) + return nseg; if (nseg) { struct scatterlist *sg; int i; @@ -2738,7 +2949,7 @@ static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) } -static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) +static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) { struct aac_dev *dev; unsigned long byte_count = 0; @@ -2753,7 +2964,8 @@ static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* p psg->sg[0].count = 0; nseg = scsi_dma_map(scsicmd); - BUG_ON(nseg < 0); + if (nseg < 0) + return nseg; if (nseg) { struct scatterlist *sg; int i; @@ -2783,7 +2995,7 @@ static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* p return byte_count; } -static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) +static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) { unsigned long byte_count = 0; int nseg; @@ -2798,7 +3010,8 @@ static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg->sg[0].flags = 0; nseg = scsi_dma_map(scsicmd); - BUG_ON(nseg < 0); + if (nseg < 0) + return nseg; if (nseg) { struct scatterlist *sg; int i; @@ -2831,6 +3044,120 @@ static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* return byte_count; } +static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, + struct aac_raw_io2 *rio2, int sg_max) +{ + unsigned long byte_count = 0; + int nseg; + + nseg = scsi_dma_map(scsicmd); + if (nseg < 0) + return nseg; + if (nseg) { + struct scatterlist *sg; + int i, conformable = 0; + u32 min_size = PAGE_SIZE, cur_size; + + scsi_for_each_sg(scsicmd, sg, nseg, i) { + int count = sg_dma_len(sg); + u64 addr = sg_dma_address(sg); + + BUG_ON(i >= sg_max); + rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); + rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); + cur_size = cpu_to_le32(count); + rio2->sge[i].length = cur_size; + rio2->sge[i].flags = 0; + if (i == 0) { + conformable = 1; + rio2->sgeFirstSize = cur_size; + } else if (i == 1) { + rio2->sgeNominalSize = cur_size; + min_size = cur_size; + } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { + conformable = 0; + if (cur_size < min_size) + min_size = cur_size; + } + byte_count += count; + } + + /* hba wants the size to be exact */ + if (byte_count > scsi_bufflen(scsicmd)) { + u32 temp = le32_to_cpu(rio2->sge[i-1].length) - + (byte_count - scsi_bufflen(scsicmd)); + rio2->sge[i-1].length = cpu_to_le32(temp); + byte_count = scsi_bufflen(scsicmd); + } + + rio2->sgeCnt = cpu_to_le32(nseg); + rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); + /* not conformable: evaluate required sg elements */ + if (!conformable) { + int j, nseg_new = nseg, err_found; + for (i = min_size / PAGE_SIZE; i >= 1; --i) { + err_found = 0; + nseg_new = 2; + for (j = 1; j < nseg - 1; ++j) { + if (rio2->sge[j].length % (i*PAGE_SIZE)) { + err_found = 1; + break; + } + nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); + } + if (!err_found) + break; + } + if (i > 0 && nseg_new <= sg_max) + aac_convert_sgraw2(rio2, i, nseg, nseg_new); + } else + rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); + + /* Check for command underflow */ + if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { + printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", + byte_count, scsicmd->underflow); + } + } + + return byte_count; +} + +static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) +{ + struct sge_ieee1212 *sge; + int i, j, pos; + u32 addr_low; + + if (aac_convert_sgl == 0) + return 0; + + sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); + if (sge == NULL) + return -1; + + for (i = 1, pos = 1; i < nseg-1; ++i) { + for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { + addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; + sge[pos].addrLow = addr_low; + sge[pos].addrHigh = rio2->sge[i].addrHigh; + if (addr_low < rio2->sge[i].addrLow) + sge[pos].addrHigh++; + sge[pos].length = pages * PAGE_SIZE; + sge[pos].flags = 0; + pos++; + } + } + sge[pos] = rio2->sge[nseg-1]; + memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); + + kfree(sge); + rio2->sgeCnt = cpu_to_le32(nseg_new); + rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); + rio2->sgeNominalSize = pages * PAGE_SIZE; + return 0; +} + #ifdef AAC_DETAILED_STATUS_INFO struct aac_srb_status_info { diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 73916adb8f8..eaaf8705a5f 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -12,13 +12,13 @@ *----------------------------------------------------------------------------*/ #ifndef AAC_DRIVER_BUILD -# define AAC_DRIVER_BUILD 2456 +# define AAC_DRIVER_BUILD 30300 # define AAC_DRIVER_BRANCH "-ms" #endif #define MAXIMUM_NUM_CONTAINERS 32 #define AAC_NUM_MGT_FIB 8 -#define AAC_NUM_IO_FIB (512 - AAC_NUM_MGT_FIB) +#define AAC_NUM_IO_FIB (1024 - AAC_NUM_MGT_FIB) #define AAC_NUM_FIB (AAC_NUM_IO_FIB + AAC_NUM_MGT_FIB) #define AAC_MAX_LUN (8) @@ -26,6 +26,8 @@ #define AAC_MAX_HOSTPHYSMEMPAGES (0xfffff) #define AAC_MAX_32BIT_SGBCOUNT ((unsigned short)256) +#define AAC_DEBUG_INSTRUMENT_AIF_DELETE + /* * These macros convert from physical channels to virtual channels */ @@ -34,6 +36,10 @@ #define CONTAINER_TO_ID(cont) (cont) #define CONTAINER_TO_LUN(cont) (0) +#define PMC_DEVICE_S7 0x28c +#define PMC_DEVICE_S8 0x28d +#define PMC_DEVICE_S9 0x28f + #define aac_phys_to_logical(x) ((x)+1) #define aac_logical_to_phys(x) ((x)?(x)-1:0) @@ -98,6 +104,13 @@ struct user_sgentryraw { u32 flags; /* reserved for F/W use */ }; +struct sge_ieee1212 { + u32 addrLow; + u32 addrHigh; + u32 length; + u32 flags; +}; + /* * SGMAP * @@ -268,6 +281,8 @@ enum aac_queue_types { */ #define FIB_MAGIC 0x0001 +#define FIB_MAGIC2 0x0004 +#define FIB_MAGIC2_64 0x0005 /* * Define the priority levels the FSA communication routines support. @@ -275,6 +290,16 @@ enum aac_queue_types { #define FsaNormal 1 +/* transport FIB header (PMC) */ +struct aac_fib_xporthdr { + u64 HostAddress; /* FIB host address w/o xport header */ + u32 Size; /* FIB size excluding xport header */ + u32 Handle; /* driver handle to reference the FIB */ + u64 Reserved[2]; +}; + +#define ALIGN32 32 + /* * Define the FIB. The FIB is the where all the requested data and * command information are put to the application on the FSA adapter. @@ -284,22 +309,20 @@ struct aac_fibhdr { __le32 XferState; /* Current transfer state for this CCB */ __le16 Command; /* Routing information for the destination */ u8 StructType; /* Type FIB */ - u8 Flags; /* Flags for FIB */ + u8 Unused; /* Unused */ __le16 Size; /* Size of this FIB in bytes */ __le16 SenderSize; /* Size of the FIB in the sender (for response sizing) */ __le32 SenderFibAddress; /* Host defined data in the FIB */ - __le32 ReceiverFibAddress;/* Logical address of this FIB for - the adapter */ - u32 SenderData; /* Place holder for the sender to store data */ union { - struct { - __le32 _ReceiverTimeStart; /* Timestamp for - receipt of fib */ - __le32 _ReceiverTimeDone; /* Timestamp for - completion of fib */ - } _s; - } _u; + __le32 ReceiverFibAddress;/* Logical address of this FIB for + the adapter (old) */ + __le32 SenderFibAddressHigh;/* upper 32bit of phys. FIB address */ + __le32 TimeStamp; /* otherwise timestamp for FW internal use */ + } u; + u32 Handle; /* FIB handle used for MSGU commnunication */ + u32 Previous; /* FW internal use */ + u32 Next; /* FW internal use */ }; struct hw_fib { @@ -349,6 +372,7 @@ struct hw_fib { #define ContainerCommand 500 #define ContainerCommand64 501 #define ContainerRawIo 502 +#define ContainerRawIo2 503 /* * Scsi Port commands (scsi passthrough) */ @@ -392,7 +416,9 @@ enum fib_xfer_state { AdapterMicroFib = (1<<17), BIOSFibPath = (1<<18), FastResponseCapable = (1<<19), - ApiFib = (1<<20) // Its an API Fib. + ApiFib = (1<<20), /* Its an API Fib */ + /* PMC NEW COMM: There is no more AIF data pending */ + NoMoreAifDataAvailable = (1<<21) }; /* @@ -402,6 +428,8 @@ enum fib_xfer_state { #define ADAPTER_INIT_STRUCT_REVISION 3 #define ADAPTER_INIT_STRUCT_REVISION_4 4 // rocket science +#define ADAPTER_INIT_STRUCT_REVISION_6 6 /* PMC src */ +#define ADAPTER_INIT_STRUCT_REVISION_7 7 /* Denali */ struct aac_init { @@ -426,9 +454,17 @@ struct aac_init #define INITFLAGS_NEW_COMM_SUPPORTED 0x00000001 #define INITFLAGS_DRIVER_USES_UTC_TIME 0x00000010 #define INITFLAGS_DRIVER_SUPPORTS_PM 0x00000020 +#define INITFLAGS_NEW_COMM_TYPE1_SUPPORTED 0x00000040 +#define INITFLAGS_FAST_JBOD_SUPPORTED 0x00000080 +#define INITFLAGS_NEW_COMM_TYPE2_SUPPORTED 0x00000100 __le32 MaxIoCommands; /* max outstanding commands */ __le32 MaxIoSize; /* largest I/O command */ __le32 MaxFibSize; /* largest FIB to adapter */ + /* ADAPTER_INIT_STRUCT_REVISION_5 begins here */ + __le32 MaxNumAif; /* max number of aif */ + /* ADAPTER_INIT_STRUCT_REVISION_6 begins here */ + __le32 HostRRQ_AddrLow; + __le32 HostRRQ_AddrHigh; /* Host RRQ (response queue) for SRC */ }; enum aac_log_level { @@ -526,10 +562,10 @@ struct aac_driver_ident /* * The adapter interface specs all queues to be located in the same - * physically contigous block. The host structure that defines the + * physically contiguous block. The host structure that defines the * commuication queues will assume they are each a separate physically - * contigous memory region that will support them all being one big - * contigous block. + * contiguous memory region that will support them all being one big + * contiguous block. * There is a command and response queue for each level and direction of * commuication. These regions are accessed by both the host and adapter. */ @@ -683,7 +719,7 @@ struct rx_inbound { #define OutboundDoorbellReg MUnit.ODR struct rx_registers { - struct rx_mu_registers MUnit; /* 1300h - 1344h */ + struct rx_mu_registers MUnit; /* 1300h - 1347h */ __le32 reserved1[2]; /* 1348h - 134ch */ struct rx_inbound IndexRegs; }; @@ -701,7 +737,7 @@ struct rx_registers { #define rkt_inbound rx_inbound struct rkt_registers { - struct rkt_mu_registers MUnit; /* 1300h - 1344h */ + struct rkt_mu_registers MUnit; /* 1300h - 1347h */ __le32 reserved1[1006]; /* 1348h - 22fch */ struct rkt_inbound IndexRegs; /* 2300h - */ }; @@ -711,6 +747,52 @@ struct rkt_registers { #define rkt_writeb(AEP, CSR, value) writeb(value, &((AEP)->regs.rkt->CSR)) #define rkt_writel(AEP, CSR, value) writel(value, &((AEP)->regs.rkt->CSR)) +/* + * PMC SRC message unit registers + */ + +#define src_inbound rx_inbound + +struct src_mu_registers { + /* PCI*| Name */ + __le32 reserved0[8]; /* 00h | Reserved */ + __le32 IDR; /* 20h | Inbound Doorbell Register */ + __le32 IISR; /* 24h | Inbound Int. Status Register */ + __le32 reserved1[3]; /* 28h | Reserved */ + __le32 OIMR; /* 34h | Outbound Int. Mask Register */ + __le32 reserved2[25]; /* 38h | Reserved */ + __le32 ODR_R; /* 9ch | Outbound Doorbell Read */ + __le32 ODR_C; /* a0h | Outbound Doorbell Clear */ + __le32 reserved3[6]; /* a4h | Reserved */ + __le32 OMR; /* bch | Outbound Message Register */ + __le32 IQ_L; /* c0h | Inbound Queue (Low address) */ + __le32 IQ_H; /* c4h | Inbound Queue (High address) */ +}; + +struct src_registers { + struct src_mu_registers MUnit; /* 00h - c7h */ + union { + struct { + __le32 reserved1[130790]; /* c8h - 7fc5fh */ + struct src_inbound IndexRegs; /* 7fc60h */ + } tupelo; + struct { + __le32 reserved1[974]; /* c8h - fffh */ + struct src_inbound IndexRegs; /* 1000h */ + } denali; + } u; +}; + +#define src_readb(AEP, CSR) readb(&((AEP)->regs.src.bar0->CSR)) +#define src_readl(AEP, CSR) readl(&((AEP)->regs.src.bar0->CSR)) +#define src_writeb(AEP, CSR, value) writeb(value, \ + &((AEP)->regs.src.bar0->CSR)) +#define src_writel(AEP, CSR, value) writel(value, \ + &((AEP)->regs.src.bar0->CSR)) + +#define SRC_ODR_SHIFT 12 +#define SRC_IDR_SHIFT 9 + typedef void (*fib_callback)(void *ctxt, struct fib *fibctx); struct aac_fib_context { @@ -865,7 +947,11 @@ struct aac_supplement_adapter_info u8 MfgPcbaSerialNo[12]; u8 MfgWWNName[8]; __le32 SupportedOptions2; - __le32 ReservedGrowth[1]; + __le32 StructExpansion; + /* StructExpansion == 1 */ + __le32 FeatureBits3; + __le32 SupportedPerformanceModes; + __le32 ReservedForFutureGrowth[80]; }; #define AAC_FEATURE_FALCON cpu_to_le32(0x00000010) #define AAC_FEATURE_JBOD cpu_to_le32(0x08000000) @@ -873,6 +959,7 @@ struct aac_supplement_adapter_info #define AAC_OPTION_MU_RESET cpu_to_le32(0x00000001) #define AAC_OPTION_IGNORE_RESET cpu_to_le32(0x00000002) #define AAC_OPTION_POWER_MANAGEMENT cpu_to_le32(0x00000004) +#define AAC_OPTION_DOORBELL_RESET cpu_to_le32(0x00004000) #define AAC_SIS_VERSION_V3 3 #define AAC_SIS_SLOT_UNKNOWN 0xFF @@ -934,6 +1021,11 @@ struct aac_bus_info_response { #define AAC_OPT_SUPPLEMENT_ADAPTER_INFO cpu_to_le32(1<<16) #define AAC_OPT_NEW_COMM cpu_to_le32(1<<17) #define AAC_OPT_NEW_COMM_64 cpu_to_le32(1<<18) +#define AAC_OPT_NEW_COMM_TYPE1 cpu_to_le32(1<<28) +#define AAC_OPT_NEW_COMM_TYPE2 cpu_to_le32(1<<29) +#define AAC_OPT_NEW_COMM_TYPE3 cpu_to_le32(1<<30) +#define AAC_OPT_NEW_COMM_TYPE4 cpu_to_le32(1<<31) + struct aac_dev { @@ -946,6 +1038,7 @@ struct aac_dev */ unsigned max_fib_size; unsigned sg_tablesize; + unsigned max_num_aif; /* * Map for 128 fib objects (64k) @@ -974,10 +1067,22 @@ struct aac_dev struct adapter_ops a_ops; unsigned long fsrev; /* Main driver's revision number */ - unsigned base_size; /* Size of mapped in region */ + resource_size_t base_start; /* main IO base */ + resource_size_t dbg_base; /* address of UART + * debug buffer */ + + resource_size_t base_size, dbg_size; /* Size of + * mapped in region */ + struct aac_init *init; /* Holds initialization info to communicate with adapter */ dma_addr_t init_pa; /* Holds physical address of the init struct */ + u32 *host_rrq; /* response queue + * if AAC_COMM_MESSAGE_TYPE1 */ + + dma_addr_t host_rrq_pa; /* phys. address */ + u32 host_rrq_idx; /* index into rrq buffer */ + struct pci_dev *pdev; /* Our PCI interface */ void * printfbuf; /* pointer to buffer used for printf's from the adapter */ void * comm_addr; /* Base address of Comm area */ @@ -997,14 +1102,22 @@ struct aac_dev */ #ifndef AAC_MIN_FOOTPRINT_SIZE # define AAC_MIN_FOOTPRINT_SIZE 8192 +# define AAC_MIN_SRC_BAR0_SIZE 0x400000 +# define AAC_MIN_SRC_BAR1_SIZE 0x800 +# define AAC_MIN_SRCV_BAR0_SIZE 0x100000 +# define AAC_MIN_SRCV_BAR1_SIZE 0x400 #endif union { struct sa_registers __iomem *sa; struct rx_registers __iomem *rx; struct rkt_registers __iomem *rkt; + struct { + struct src_registers __iomem *bar0; + char __iomem *bar1; + } src; } regs; - volatile void __iomem *base; + volatile void __iomem *base, *dbg_base_mapped; volatile struct rx_inbound __iomem *IndexRegs; u32 OIMR; /* Mask Register Cache */ /* @@ -1020,17 +1133,24 @@ struct aac_dev u8 jbod; u8 cache_protected; u8 dac_support; + u8 needs_dac; u8 raid_scsi_mode; 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) +# define AAC_COMM_MESSAGE_TYPE1 3 +# define AAC_COMM_MESSAGE_TYPE2 4 + u8 raw_io_interface; u8 raw_io_64; u8 printf_enabled; u8 in_reset; u8 msi; + int management_fib_count; + spinlock_t manage_lock; + spinlock_t sync_lock; + int sync_mode; + struct fib *sync_fib; + struct list_head sync_fib_list; }; #define aac_adapter_interrupt(dev) \ @@ -1077,6 +1197,8 @@ struct aac_dev #define FIB_CONTEXT_FLAG_TIMED_OUT (0x00000001) #define FIB_CONTEXT_FLAG (0x00000002) +#define FIB_CONTEXT_FLAG_WAIT (0x00000004) +#define FIB_CONTEXT_FLAG_FASTRESP (0x00000008) /* * Define the command values @@ -1173,7 +1295,7 @@ struct aac_dev #define CACHE_UNSTABLE 2 /* - * Lets the client know at which level the data was commited on + * Lets the client know at which level the data was committed on * a write request */ @@ -1183,6 +1305,22 @@ struct aac_dev #define CMDATA_SYNCH 4 #define CMUNSTABLE 5 +#define RIO_TYPE_WRITE 0x0000 +#define RIO_TYPE_READ 0x0001 +#define RIO_SUREWRITE 0x0008 + +#define RIO2_IO_TYPE 0x0003 +#define RIO2_IO_TYPE_WRITE 0x0000 +#define RIO2_IO_TYPE_READ 0x0001 +#define RIO2_IO_TYPE_VERIFY 0x0002 +#define RIO2_IO_ERROR 0x0004 +#define RIO2_IO_SUREWRITE 0x0008 +#define RIO2_SGL_CONFORMANT 0x0010 +#define RIO2_SG_FORMAT 0xF000 +#define RIO2_SG_FORMAT_ARC 0x0000 +#define RIO2_SG_FORMAT_SRL 0x1000 +#define RIO2_SG_FORMAT_IEEE1212 0x2000 + struct aac_read { __le32 command; @@ -1227,9 +1365,6 @@ struct aac_write64 __le32 block; __le16 pad; __le16 flags; -#define IO_TYPE_WRITE 0x00000000 -#define IO_TYPE_READ 0x00000001 -#define IO_SUREWRITE 0x00000008 struct sgmap64 sg; // Must be last in struct because it is variable }; struct aac_write_reply @@ -1250,6 +1385,22 @@ struct aac_raw_io struct sgmapraw sg; }; +struct aac_raw_io2 { + __le32 blockLow; + __le32 blockHigh; + __le32 byteCount; + __le16 cid; + __le16 flags; /* RIO2 flags */ + __le32 sgeFirstSize; /* size of first sge el. */ + __le32 sgeNominalSize; /* size of 2nd sge el. (if conformant) */ + u8 sgeCnt; /* only 8 bits required */ + u8 bpTotal; /* reserved for F/W use */ + u8 bpComplete; /* reserved for F/W use */ + u8 sgeFirstIndex; /* reserved for F/W use */ + u8 unused[4]; + struct sge_ieee1212 sge[1]; +}; + #define CT_FLUSH_CACHE 129 struct aac_synchronize { __le32 command; /* VM_ContainerConfig */ @@ -1767,6 +1918,10 @@ extern struct aac_common aac_config; #define MONITOR_PANIC 0x00000020 #define KERNEL_UP_AND_RUNNING 0x00000080 #define KERNEL_PANIC 0x00000100 +#define FLASH_UPD_PENDING 0x00002000 +#define FLASH_UPD_SUCCESS 0x00004000 +#define FLASH_UPD_FAILED 0x00008000 +#define FWUPD_TIMEOUT (5 * 60) /* * Doorbell bit defines @@ -1779,6 +1934,10 @@ extern struct aac_common aac_config; #define DoorBellAdapterNormCmdNotFull (1<<3) /* Adapter -> Host */ #define DoorBellAdapterNormRespNotFull (1<<4) /* Adapter -> Host */ #define DoorBellPrintfReady (1<<5) /* Adapter -> Host */ +#define DoorBellAifPending (1<<6) /* Adapter -> Host */ + +/* PMC specific outbound doorbell bits */ +#define PmDoorBellResponseSent (1<<1) /* Adapter -> Host */ /* * For FIB communication, we need all of the following things @@ -1821,6 +1980,9 @@ extern struct aac_common aac_config; #define AifReqAPIJobUpdate 109 /* Update a job report from the API */ #define AifReqAPIJobFinish 110 /* Finish a job from the API */ +/* PMC NEW COMM: Request the event data */ +#define AifReqEvent 200 + /* * Adapter Initiated FIB command structures. Start with the adapter * initiated FIBs that really come from the adapter, and get responded @@ -1876,10 +2038,14 @@ int aac_rx_init(struct aac_dev *dev); int aac_rkt_init(struct aac_dev *dev); int aac_nark_init(struct aac_dev *dev); int aac_sa_init(struct aac_dev *dev); +int aac_src_init(struct aac_dev *dev); +int aac_srcv_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); +unsigned int aac_intr_normal(struct aac_dev *dev, u32 Index, + int isAif, int isFastResponse, + struct hw_fib *aif_fib); int aac_reset_adapter(struct aac_dev * dev, int forced); int aac_check_health(struct aac_dev * dev); int aac_command_thread(void *data); diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c index a7355260cfc..fbcd48d0bfc 100644 --- a/drivers/scsi/aacraid/commctrl.c +++ b/drivers/scsi/aacraid/commctrl.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -90,14 +91,24 @@ static int ioctl_send_fib(struct aac_dev * dev, void __user *arg) if (size < le16_to_cpu(kfib->header.SenderSize)) size = le16_to_cpu(kfib->header.SenderSize); if (size > dev->max_fib_size) { + dma_addr_t daddr; + if (size > 2048) { retval = -EINVAL; goto cleanup; } + + kfib = pci_alloc_consistent(dev->pdev, size, &daddr); + if (!kfib) { + retval = -ENOMEM; + goto cleanup; + } + /* Highjack the hw_fib */ hw_fib = fibptr->hw_fib_va; hw_fib_pa = fibptr->hw_fib_pa; - fibptr->hw_fib_va = kfib = pci_alloc_consistent(dev->pdev, size, &fibptr->hw_fib_pa); + fibptr->hw_fib_va = kfib; + fibptr->hw_fib_pa = daddr; memset(((char *)kfib) + dev->max_fib_size, 0, size - dev->max_fib_size); memcpy(kfib, hw_fib, dev->max_fib_size); } @@ -143,7 +154,7 @@ cleanup: fibptr->hw_fib_pa = hw_fib_pa; fibptr->hw_fib_va = hw_fib; } - if (retval != -EINTR) + if (retval != -ERESTARTSYS) aac_fib_free(fibptr); return retval; } @@ -180,7 +191,7 @@ static int open_getadapter_fib(struct aac_dev * dev, void __user *arg) /* * Initialize the mutex used to wait for the next AIF. */ - init_MUTEX_LOCKED(&fibctx->wait_sem); + sema_init(&fibctx->wait_sem, 0); fibctx->wait = 0; /* * Initialize the fibs and set the count of fibs on @@ -307,12 +318,13 @@ return_fib: kthread_stop(dev->thread); ssleep(1); dev->aif_thread = 0; - dev->thread = kthread_run(aac_command_thread, dev, dev->name); + dev->thread = kthread_run(aac_command_thread, dev, + "%s", dev->name); ssleep(1); } if (f.wait) { if(down_interruptible(&fibctx->wait_sem) < 0) { - status = -EINTR; + status = -ERESTARTSYS; } else { /* Lock again and retry */ spin_lock_irqsave(&dev->fib_lock, flags); @@ -487,6 +499,8 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) return -ENOMEM; } aac_fib_init(srbfib); + /* raw_srb FIB is not FastResponseCapable */ + srbfib->hw_fib_va->header.XferState &= ~cpu_to_le32(FastResponseCapable); srbcmd = (struct aac_srb*) fib_data(srbfib); @@ -497,7 +511,8 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) goto cleanup; } - if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) { + if ((fibsize < (sizeof(struct user_aac_srb) - sizeof(struct user_sgentry))) || + (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr)))) { rcode = -EINVAL; goto cleanup; } @@ -583,10 +598,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) u64 addr; void* p; if (upsg->sg[i].count > - (dev->adapter_info.options & + ((dev->adapter_info.options & AAC_OPT_NEW_COMM) ? (dev->scsi_host_ptr->max_sectors << 9) : - 65536) { + 65536)) { rcode = -EINVAL; goto cleanup; } @@ -635,19 +650,20 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) u64 addr; void* p; if (usg->sg[i].count > - (dev->adapter_info.options & + ((dev->adapter_info.options & AAC_OPT_NEW_COMM) ? (dev->scsi_host_ptr->max_sectors << 9) : - 65536) { + 65536)) { + kfree(usg); rcode = -EINVAL; goto cleanup; } /* Does this really need to be GFP_DMA? */ p = kmalloc(usg->sg[i].count,GFP_KERNEL|__GFP_DMA); if(!p) { - kfree (usg); - dprintk((KERN_DEBUG"aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n", + dprintk((KERN_DEBUG "aacraid: Could not allocate SG buffer - size = %d buffer number %d of %d\n", usg->sg[i].count,i,usg->count)); + kfree(usg); rcode = -ENOMEM; goto cleanup; } @@ -685,10 +701,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) uintptr_t addr; void* p; if (usg->sg[i].count > - (dev->adapter_info.options & + ((dev->adapter_info.options & AAC_OPT_NEW_COMM) ? (dev->scsi_host_ptr->max_sectors << 9) : - 65536) { + 65536)) { rcode = -EINVAL; goto cleanup; } @@ -724,10 +740,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg) dma_addr_t addr; void* p; if (upsg->sg[i].count > - (dev->adapter_info.options & + ((dev->adapter_info.options & AAC_OPT_NEW_COMM) ? (dev->scsi_host_ptr->max_sectors << 9) : - 65536) { + 65536)) { rcode = -EINVAL; goto cleanup; } @@ -762,8 +778,8 @@ 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; + if (status == -ERESTARTSYS) { + rcode = -ERESTARTSYS; goto cleanup; } @@ -800,7 +816,7 @@ cleanup: for(i=0; i <= sg_indx; i++){ kfree(sg_list[i]); } - if (rcode != -EINTR) { + if (rcode != -ERESTARTSYS) { aac_fib_complete(srbfib); aac_fib_free(srbfib); } @@ -838,7 +854,7 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg) */ status = aac_dev_ioctl(dev, cmd, arg); - if(status != -ENOTTY) + if (status != -ENOTTY) return status; switch (cmd) { diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c index cbac0635510..177b094c779 100644 --- a/drivers/scsi/aacraid/comminit.c +++ b/drivers/scsi/aacraid/comminit.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -52,11 +53,17 @@ static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long co unsigned long size, align; const unsigned long fibsize = 4096; const unsigned long printfbufsiz = 256; + unsigned long host_rrq_size = 0; struct aac_init *init; dma_addr_t phys; - - size = fibsize + sizeof(struct aac_init) + commsize + commalign + printfbufsiz; - + unsigned long aac_max_hostphysmempages; + + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE1 || + dev->comm_interface == AAC_COMM_MESSAGE_TYPE2) + host_rrq_size = (dev->scsi_host_ptr->can_queue + + AAC_NUM_MGT_FIB) * sizeof(u32); + size = fibsize + sizeof(struct aac_init) + commsize + + commalign + printfbufsiz + host_rrq_size; base = pci_alloc_consistent(dev->pdev, size, &phys); @@ -69,8 +76,15 @@ static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long co dev->comm_phys = phys; dev->comm_size = size; - dev->init = (struct aac_init *)(base + fibsize); - dev->init_pa = phys + fibsize; + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE1 || + dev->comm_interface == AAC_COMM_MESSAGE_TYPE2) { + dev->host_rrq = (u32 *)(base + fibsize); + dev->host_rrq_pa = phys + fibsize; + memset(dev->host_rrq, 0, host_rrq_size); + } + + dev->init = (struct aac_init *)(base + fibsize + host_rrq_size); + dev->init_pa = phys + fibsize + host_rrq_size; init = dev->init; @@ -90,24 +104,53 @@ static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long co init->AdapterFibsPhysicalAddress = cpu_to_le32((u32)phys); init->AdapterFibsSize = cpu_to_le32(fibsize); init->AdapterFibAlign = cpu_to_le32(sizeof(struct hw_fib)); - init->HostPhysMemPages = cpu_to_le32(AAC_MAX_HOSTPHYSMEMPAGES); + /* + * number of 4k pages of host physical memory. The aacraid fw needs + * this number to be less than 4gb worth of pages. New firmware doesn't + * have any issues with the mapping system, but older Firmware did, and + * had *troubles* dealing with the math overloading past 32 bits, thus + * we must limit this field. + */ + aac_max_hostphysmempages = dma_get_required_mask(&dev->pdev->dev) >> 12; + if (aac_max_hostphysmempages < AAC_MAX_HOSTPHYSMEMPAGES) + init->HostPhysMemPages = cpu_to_le32(aac_max_hostphysmempages); + else + init->HostPhysMemPages = cpu_to_le32(AAC_MAX_HOSTPHYSMEMPAGES); + + init->InitFlags = cpu_to_le32(INITFLAGS_DRIVER_USES_UTC_TIME | + INITFLAGS_DRIVER_SUPPORTS_PM); + init->MaxIoCommands = cpu_to_le32(dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); + init->MaxIoSize = cpu_to_le32(dev->scsi_host_ptr->max_sectors << 9); + init->MaxFibSize = cpu_to_le32(dev->max_fib_size); + init->MaxNumAif = cpu_to_le32(dev->max_num_aif); - init->InitFlags = 0; if (dev->comm_interface == AAC_COMM_MESSAGE) { - init->InitFlags = cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED); + init->InitFlags |= cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED); dprintk((KERN_WARNING"aacraid: New Comm Interface enabled\n")); + } else if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE1) { + init->InitStructRevision = cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_6); + init->InitFlags |= cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED | + INITFLAGS_NEW_COMM_TYPE1_SUPPORTED | INITFLAGS_FAST_JBOD_SUPPORTED); + init->HostRRQ_AddrHigh = cpu_to_le32((u32)((u64)dev->host_rrq_pa >> 32)); + init->HostRRQ_AddrLow = cpu_to_le32((u32)(dev->host_rrq_pa & 0xffffffff)); + dprintk((KERN_WARNING"aacraid: New Comm Interface type1 enabled\n")); + } else if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2) { + init->InitStructRevision = cpu_to_le32(ADAPTER_INIT_STRUCT_REVISION_7); + init->InitFlags |= cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED | + INITFLAGS_NEW_COMM_TYPE2_SUPPORTED | INITFLAGS_FAST_JBOD_SUPPORTED); + init->HostRRQ_AddrHigh = cpu_to_le32((u32)((u64)dev->host_rrq_pa >> 32)); + init->HostRRQ_AddrLow = cpu_to_le32((u32)(dev->host_rrq_pa & 0xffffffff)); + init->MiniPortRevision = cpu_to_le32(0L); /* number of MSI-X */ + dprintk((KERN_WARNING"aacraid: New Comm Interface type2 enabled\n")); } - init->InitFlags |= cpu_to_le32(INITFLAGS_DRIVER_USES_UTC_TIME | - INITFLAGS_DRIVER_SUPPORTS_PM); - init->MaxIoCommands = cpu_to_le32(dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); - init->MaxIoSize = cpu_to_le32(dev->scsi_host_ptr->max_sectors << 9); - init->MaxFibSize = cpu_to_le32(dev->max_fib_size); /* * Increment the base address by the amount already used */ - base = base + fibsize + sizeof(struct aac_init); - phys = (dma_addr_t)((ulong)phys + fibsize + sizeof(struct aac_init)); + base = base + fibsize + host_rrq_size + sizeof(struct aac_init); + phys = (dma_addr_t)((ulong)phys + fibsize + host_rrq_size + + sizeof(struct aac_init)); + /* * Align the beginning of Headers to commalign */ @@ -171,7 +214,7 @@ int aac_send_shutdown(struct aac_dev * dev) cmd = (struct aac_close *) fib_data(fibctx); cmd->command = cpu_to_le32(VM_CloseAll); - cmd->cid = cpu_to_le32(0xffffffff); + cmd->cid = cpu_to_le32(0xfffffffe); status = aac_fib_send(ContainerCommand, fibctx, @@ -182,7 +225,9 @@ int aac_send_shutdown(struct aac_dev * dev) if (status >= 0) aac_fib_complete(fibctx); - aac_fib_free(fibctx); + /* FIB should be freed only after getting the response from the F/W */ + if (status != -ERESTARTSYS) + aac_fib_free(fibctx); return status; } @@ -214,7 +259,7 @@ static int aac_comm_init(struct aac_dev * dev) spin_lock_init(&dev->fib_lock); /* - * Allocate the physically contigous space for the commuication + * Allocate the physically contiguous space for the commuication * queue headers. */ @@ -288,25 +333,46 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) { u32 status[5]; struct Scsi_Host * host = dev->scsi_host_ptr; + extern int aac_sync_mode; /* * Check the preferred comm settings, defaults from template. */ + dev->management_fib_count = 0; + spin_lock_init(&dev->manage_lock); + spin_lock_init(&dev->sync_lock); dev->max_fib_size = sizeof(struct hw_fib); dev->sg_tablesize = host->sg_tablesize = (dev->max_fib_size - sizeof(struct aac_fibhdr) - sizeof(struct aac_write) + sizeof(struct sgentry)) / sizeof(struct sgentry); dev->comm_interface = AAC_COMM_PRODUCER; - dev->raw_io_64 = 0; + dev->raw_io_interface = 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] & le32_to_cpu(AAC_OPT_NEW_COMM_64)) dev->raw_io_64 = 1; + dev->sync_mode = aac_sync_mode; if (dev->a_ops.adapter_comm && - (status[1] & le32_to_cpu(AAC_OPT_NEW_COMM))) - dev->comm_interface = AAC_COMM_MESSAGE; + (status[1] & le32_to_cpu(AAC_OPT_NEW_COMM))) { + dev->comm_interface = AAC_COMM_MESSAGE; + dev->raw_io_interface = 1; + if ((status[1] & le32_to_cpu(AAC_OPT_NEW_COMM_TYPE1))) { + /* driver supports TYPE1 (Tupelo) */ + dev->comm_interface = AAC_COMM_MESSAGE_TYPE1; + } else if ((status[1] & le32_to_cpu(AAC_OPT_NEW_COMM_TYPE2))) { + /* driver supports TYPE2 (Denali) */ + dev->comm_interface = AAC_COMM_MESSAGE_TYPE2; + } else if ((status[1] & le32_to_cpu(AAC_OPT_NEW_COMM_TYPE4)) || + (status[1] & le32_to_cpu(AAC_OPT_NEW_COMM_TYPE3))) { + /* driver doesn't TYPE3 and TYPE4 */ + /* switch to sync. mode */ + dev->comm_interface = AAC_COMM_MESSAGE_TYPE2; + dev->sync_mode = 1; + } + } if ((dev->comm_interface == AAC_COMM_MESSAGE) && (status[2] > dev->base_size)) { aac_adapter_ioremap(dev, 0); @@ -334,10 +400,18 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) * status[3] & 0xFFFF maximum number FIBs outstanding */ host->max_sectors = (status[1] >> 16) << 1; - dev->max_fib_size = status[1] & 0xFFFF; + /* Multiple of 32 for PMC */ + dev->max_fib_size = status[1] & 0xFFE0; host->sg_tablesize = status[2] >> 16; dev->sg_tablesize = status[2] & 0xFFFF; - host->can_queue = (status[3] & 0xFFFF) - AAC_NUM_MGT_FIB; + if (dev->pdev->device == PMC_DEVICE_S7 || + dev->pdev->device == PMC_DEVICE_S8 || + dev->pdev->device == PMC_DEVICE_S9) + host->can_queue = ((status[3] >> 16) ? (status[3] >> 16) : + (status[3] & 0xFFFF)) - AAC_NUM_MGT_FIB; + else + host->can_queue = (status[3] & 0xFFFF) - AAC_NUM_MGT_FIB; + dev->max_num_aif = status[4] & 0xFFFF; /* * NOTE: * All these overrides are based on a fixed internal @@ -384,6 +458,9 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) } } + if (host->can_queue > AAC_NUM_IO_FIB) + host->can_queue = AAC_NUM_IO_FIB; + /* * Ok now init the communication subsystem */ @@ -407,6 +484,7 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev) } INIT_LIST_HEAD(&dev->fib_list); + INIT_LIST_HEAD(&dev->sync_fib_list); return dev; } diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 289304aab69..cab190af634 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -63,9 +64,11 @@ static int fib_map_alloc(struct aac_dev *dev) "allocate hardware fibs pci_alloc_consistent(%p, %d * (%d + %d), %p)\n", dev->pdev, dev->max_fib_size, dev->scsi_host_ptr->can_queue, AAC_NUM_MGT_FIB, &dev->hw_fib_pa)); - if((dev->hw_fib_va = pci_alloc_consistent(dev->pdev, dev->max_fib_size - * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB), - &dev->hw_fib_pa))==NULL) + dev->hw_fib_va = pci_alloc_consistent(dev->pdev, + (dev->max_fib_size + sizeof(struct aac_fib_xporthdr)) + * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB) + (ALIGN32 - 1), + &dev->hw_fib_pa); + if (dev->hw_fib_va == NULL) return -ENOMEM; return 0; } @@ -91,7 +94,7 @@ void aac_fib_map_free(struct aac_dev *dev) * aac_fib_setup - setup the fibs * @dev: Adapter to set up * - * Allocate the PCI space for the fibs, map it and then intialise the + * Allocate the PCI space for the fibs, map it and then initialise the * fib area, the unmapped fib data and also the free list */ @@ -110,9 +113,22 @@ int aac_fib_setup(struct aac_dev * dev) if (i<0) return -ENOMEM; + /* 32 byte alignment for PMC */ + hw_fib_pa = (dev->hw_fib_pa + (ALIGN32 - 1)) & ~(ALIGN32 - 1); + dev->hw_fib_va = (struct hw_fib *)((unsigned char *)dev->hw_fib_va + + (hw_fib_pa - dev->hw_fib_pa)); + dev->hw_fib_pa = hw_fib_pa; + memset(dev->hw_fib_va, 0, + (dev->max_fib_size + sizeof(struct aac_fib_xporthdr)) * + (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB)); + + /* add Xport header */ + dev->hw_fib_va = (struct hw_fib *)((unsigned char *)dev->hw_fib_va + + sizeof(struct aac_fib_xporthdr)); + dev->hw_fib_pa += sizeof(struct aac_fib_xporthdr); + hw_fib = dev->hw_fib_va; hw_fib_pa = dev->hw_fib_pa; - memset(hw_fib, 0, dev->max_fib_size * (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB)); /* * Initialise the fibs */ @@ -120,17 +136,20 @@ int aac_fib_setup(struct aac_dev * dev) i < (dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++, fibptr++) { + fibptr->flags = 0; fibptr->dev = dev; fibptr->hw_fib_va = hw_fib; fibptr->data = (void *) fibptr->hw_fib_va->data; fibptr->next = fibptr+1; /* Forward chain the fibs */ - init_MUTEX_LOCKED(&fibptr->event_wait); + sema_init(&fibptr->event_wait, 0); spin_lock_init(&fibptr->event_lock); hw_fib->header.XferState = cpu_to_le32(0xffffffff); hw_fib->header.SenderSize = cpu_to_le16(dev->max_fib_size); fibptr->hw_fib_pa = hw_fib_pa; - hw_fib = (struct hw_fib *)((unsigned char *)hw_fib + dev->max_fib_size); - hw_fib_pa = hw_fib_pa + dev->max_fib_size; + hw_fib = (struct hw_fib *)((unsigned char *)hw_fib + + dev->max_fib_size + sizeof(struct aac_fib_xporthdr)); + hw_fib_pa = hw_fib_pa + + dev->max_fib_size + sizeof(struct aac_fib_xporthdr); } /* * Add the fib chain to the free list @@ -189,7 +208,14 @@ struct fib *aac_fib_alloc(struct aac_dev *dev) void aac_fib_free(struct fib *fibptr) { - unsigned long flags; + unsigned long flags, flagsv; + + spin_lock_irqsave(&fibptr->event_lock, flagsv); + if (fibptr->done == 2) { + spin_unlock_irqrestore(&fibptr->event_lock, flagsv); + return; + } + spin_unlock_irqrestore(&fibptr->event_lock, flagsv); spin_lock_irqsave(&fibptr->dev->fib_lock, flags); if (unlikely(fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT)) @@ -215,11 +241,11 @@ void aac_fib_init(struct fib *fibptr) { struct hw_fib *hw_fib = fibptr->hw_fib_va; + memset(&hw_fib->header, 0, sizeof(struct aac_fibhdr)); hw_fib->header.StructType = FIB_MAGIC; hw_fib->header.Size = cpu_to_le16(fibptr->dev->max_fib_size); hw_fib->header.XferState = cpu_to_le32(HostOwned | FibInitialized | FibEmpty | FastResponseCapable); - hw_fib->header.SenderFibAddress = 0; /* Filled in later if needed */ - hw_fib->header.ReceiverFibAddress = cpu_to_le32(fibptr->hw_fib_pa); + hw_fib->header.u.ReceiverFibAddress = cpu_to_le32(fibptr->hw_fib_pa); hw_fib->header.SenderSize = cpu_to_le16(fibptr->dev->max_fib_size); } @@ -234,7 +260,6 @@ void aac_fib_init(struct fib *fibptr) static void fib_dealloc(struct fib * fibptr) { struct hw_fib *hw_fib = fibptr->hw_fib_va; - BUG_ON(hw_fib->header.StructType != FIB_MAGIC); hw_fib->header.XferState = 0; } @@ -345,7 +370,7 @@ int aac_queue_get(struct aac_dev * dev, u32 * index, u32 qid, struct hw_fib * hw entry->size = cpu_to_le32(le16_to_cpu(hw_fib->header.Size)); entry->addr = hw_fib->header.SenderFibAddress; /* Restore adapters pointer to the FIB */ - hw_fib->header.ReceiverFibAddress = hw_fib->header.SenderFibAddress; /* Let the adapter now where to find its data */ + hw_fib->header.u.ReceiverFibAddress = hw_fib->header.SenderFibAddress; /* Let the adapter now where to find its data */ map = 0; } /* @@ -390,11 +415,14 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, struct hw_fib * hw_fib = fibptr->hw_fib_va; unsigned long flags = 0; unsigned long qflags; + unsigned long mflags = 0; + unsigned long sflags = 0; + if (!(hw_fib->header.XferState & cpu_to_le32(HostOwned))) return -EBUSY; /* - * There are 5 cases with the wait and reponse requested flags. + * There are 5 cases with the wait and response requested flags. * The only invalid cases are if the caller requests to wait and * does not request a response and if the caller does not want a * response and the Fib is not allocated from pool. If a response @@ -422,7 +450,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, */ hw_fib->header.SenderFibAddress = cpu_to_le32(((u32)(fibptr - dev->fibs)) << 2); - hw_fib->header.SenderData = (u32)(fibptr - dev->fibs); + hw_fib->header.Handle = (u32)(fibptr - dev->fibs) + 1; /* * Set FIB state to indicate where it came from and if we want a * response from the adapter. Also load the command from the @@ -432,7 +460,6 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, */ hw_fib->header.Command = cpu_to_le16(command); hw_fib->header.XferState |= cpu_to_le32(SentFromHost); - fibptr->hw_fib_va->header.Flags = 0; /* 0 the flags field - internal only*/ /* * Set the size of the Fib we want to send to the adapter */ @@ -471,9 +498,56 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, if (!dev->queues) return -EBUSY; - if(wait) + if (wait) { + + spin_lock_irqsave(&dev->manage_lock, mflags); + if (dev->management_fib_count >= AAC_NUM_MGT_FIB) { + printk(KERN_INFO "No management Fibs Available:%d\n", + dev->management_fib_count); + spin_unlock_irqrestore(&dev->manage_lock, mflags); + return -EBUSY; + } + dev->management_fib_count++; + spin_unlock_irqrestore(&dev->manage_lock, mflags); spin_lock_irqsave(&fibptr->event_lock, flags); - aac_adapter_deliver(fibptr); + } + + if (dev->sync_mode) { + if (wait) + spin_unlock_irqrestore(&fibptr->event_lock, flags); + spin_lock_irqsave(&dev->sync_lock, sflags); + if (dev->sync_fib) { + list_add_tail(&fibptr->fiblink, &dev->sync_fib_list); + spin_unlock_irqrestore(&dev->sync_lock, sflags); + } else { + dev->sync_fib = fibptr; + spin_unlock_irqrestore(&dev->sync_lock, sflags); + aac_adapter_sync_cmd(dev, SEND_SYNCHRONOUS_FIB, + (u32)fibptr->hw_fib_pa, 0, 0, 0, 0, 0, + NULL, NULL, NULL, NULL, NULL); + } + if (wait) { + fibptr->flags |= FIB_CONTEXT_FLAG_WAIT; + if (down_interruptible(&fibptr->event_wait)) { + fibptr->flags &= ~FIB_CONTEXT_FLAG_WAIT; + return -EFAULT; + } + return 0; + } + return -EINPROGRESS; + } + + if (aac_adapter_deliver(fibptr) != 0) { + printk(KERN_ERR "aac_fib_send: returned -EBUSY\n"); + if (wait) { + spin_unlock_irqrestore(&fibptr->event_lock, flags); + spin_lock_irqsave(&dev->manage_lock, mflags); + dev->management_fib_count--; + spin_unlock_irqrestore(&dev->manage_lock, mflags); + } + return -EBUSY; + } + /* * If the caller wanted us to wait for response wait now. @@ -489,10 +563,10 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, * functioning because an interrupt routing or other * hardware failure has occurred. */ - unsigned long count = 36000000L; /* 3 minutes */ + unsigned long timeout = jiffies + (180 * HZ); /* 3 minutes */ while (down_trylock(&fibptr->event_wait)) { int blink; - if (--count == 0) { + if (time_is_before_eq_jiffies(timeout)) { struct aac_queue * q = &dev->queues->queue[AdapNormCmdQueue]; spin_lock_irqsave(q->lock, qflags); q->numpending--; @@ -513,17 +587,21 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size, } return -EFAULT; } - udelay(5); + /* We used to udelay() here but that absorbed + * a CPU when a timeout occured. Not very + * useful. */ + cpu_relax(); } } else if (down_interruptible(&fibptr->event_wait)) { - fibptr->done = 2; - up(&fibptr->event_wait); + /* Do nothing ... satisfy + * down_interruptible must_check */ } + spin_lock_irqsave(&fibptr->event_lock, flags); - if ((fibptr->done == 0) || (fibptr->done == 2)) { + if (fibptr->done == 0) { fibptr->done = 2; /* Tell interrupt we aborted */ spin_unlock_irqrestore(&fibptr->event_lock, flags); - return -EINTR; + return -ERESTARTSYS; } spin_unlock_irqrestore(&fibptr->event_lock, flags); BUG_ON(fibptr->done == 0); @@ -632,17 +710,25 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size) unsigned long nointr = 0; unsigned long qflags; + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE1 || + dev->comm_interface == AAC_COMM_MESSAGE_TYPE2) { + kfree(hw_fib); + return 0; + } + if (hw_fib->header.XferState == 0) { if (dev->comm_interface == AAC_COMM_MESSAGE) - kfree (hw_fib); + kfree(hw_fib); return 0; } /* * If we plan to do anything check the structure type first. */ - if (hw_fib->header.StructType != FIB_MAGIC) { + if (hw_fib->header.StructType != FIB_MAGIC && + hw_fib->header.StructType != FIB_MAGIC2 && + hw_fib->header.StructType != FIB_MAGIC2_64) { if (dev->comm_interface == AAC_COMM_MESSAGE) - kfree (hw_fib); + kfree(hw_fib); return -EINVAL; } /* @@ -689,6 +775,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size) int aac_fib_complete(struct fib *fibptr) { + unsigned long flags; struct hw_fib * hw_fib = fibptr->hw_fib_va; /* @@ -701,7 +788,9 @@ int aac_fib_complete(struct fib *fibptr) * If we plan to do anything check the structure type first. */ - if (hw_fib->header.StructType != FIB_MAGIC) + if (hw_fib->header.StructType != FIB_MAGIC && + hw_fib->header.StructType != FIB_MAGIC2 && + hw_fib->header.StructType != FIB_MAGIC2_64) return -EINVAL; /* * This block completes a cdb which orginated on the host and we @@ -709,6 +798,13 @@ int aac_fib_complete(struct fib *fibptr) * command is complete that we had sent to the adapter and this * cdb could be reused. */ + spin_lock_irqsave(&fibptr->event_lock, flags); + if (fibptr->done == 2) { + spin_unlock_irqrestore(&fibptr->event_lock, flags); + return 0; + } + spin_unlock_irqrestore(&fibptr->event_lock, flags); + if((hw_fib->header.XferState & cpu_to_le32(SentFromHost)) && (hw_fib->header.XferState & cpu_to_le32(AdapterProcessed))) { @@ -926,6 +1022,16 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr) device_config_needed = (((__le32 *)aifcmd->data)[0] == cpu_to_le32(AifEnAddJBOD)) ? ADD : DELETE; + if (device_config_needed == ADD) { + device = scsi_device_lookup(dev->scsi_host_ptr, + channel, + id, + lun); + if (device) { + scsi_remove_device(device); + scsi_device_put(device); + } + } break; case AifEnEnclosureManagement: @@ -1083,6 +1189,9 @@ retry_next: if (device) { switch (device_config_needed) { case DELETE: +#if (defined(AAC_DEBUG_INSTRUMENT_AIF_DELETE)) + scsi_remove_device(device); +#else if (scsi_device_online(device)) { scsi_device_set_state(device, SDEV_OFFLINE); sdev_printk(KERN_INFO, device, @@ -1091,6 +1200,7 @@ retry_next: "array deleted" : "enclosure services event"); } +#endif break; case ADD: if (!scsi_device_online(device)) { @@ -1105,12 +1215,16 @@ retry_next: case CHANGE: if ((channel == CONTAINER_CHANNEL) && (!dev->fsa_dev[container].valid)) { +#if (defined(AAC_DEBUG_INSTRUMENT_AIF_DELETE)) + scsi_remove_device(device); +#else if (!scsi_device_online(device)) break; scsi_device_set_state(device, SDEV_OFFLINE); sdev_printk(KERN_INFO, device, "Device offlined - %s\n", "array failed"); +#endif break; } scsi_rescan_device(&device->sdev_gendev); @@ -1202,25 +1316,28 @@ static int _aac_reset_adapter(struct aac_dev *aac, int forced) kfree(aac->queues); aac->queues = NULL; free_irq(aac->pdev->irq, aac); + if (aac->msi) + pci_disable_msi(aac->pdev); kfree(aac->fsa_dev); aac->fsa_dev = NULL; quirks = aac_get_driver_ident(index)->quirks; if (quirks & AAC_QUIRK_31BIT) { - if (((retval = pci_set_dma_mask(aac->pdev, DMA_31BIT_MASK))) || - ((retval = pci_set_consistent_dma_mask(aac->pdev, DMA_31BIT_MASK)))) + if (((retval = pci_set_dma_mask(aac->pdev, DMA_BIT_MASK(31)))) || + ((retval = pci_set_consistent_dma_mask(aac->pdev, DMA_BIT_MASK(31))))) goto out; } else { - if (((retval = pci_set_dma_mask(aac->pdev, DMA_32BIT_MASK))) || - ((retval = pci_set_consistent_dma_mask(aac->pdev, DMA_32BIT_MASK)))) + if (((retval = pci_set_dma_mask(aac->pdev, DMA_BIT_MASK(32)))) || + ((retval = pci_set_consistent_dma_mask(aac->pdev, DMA_BIT_MASK(32))))) goto out; } if ((retval = (*(aac_get_driver_ident(index)->init))(aac))) goto out; if (quirks & AAC_QUIRK_31BIT) - if ((retval = pci_set_dma_mask(aac->pdev, DMA_32BIT_MASK))) + if ((retval = pci_set_dma_mask(aac->pdev, DMA_BIT_MASK(32)))) goto out; if (jafo) { - aac->thread = kthread_run(aac_command_thread, aac, aac->name); + aac->thread = kthread_run(aac_command_thread, aac, "%s", + aac->name); if (IS_ERR(aac->thread)) { retval = PTR_ERR(aac->thread); goto out; @@ -1355,7 +1472,10 @@ int aac_reset_adapter(struct aac_dev * aac, int forced) if (status >= 0) aac_fib_complete(fibctx); - aac_fib_free(fibctx); + /* FIB should be freed only after getting + * the response from the F/W */ + if (status != -ERESTARTSYS) + aac_fib_free(fibctx); } } @@ -1759,6 +1879,7 @@ int aac_command_thread(void *data) struct fib *fibptr; if ((fibptr = aac_fib_alloc(dev))) { + int status; __le32 *info; aac_fib_init(fibptr); @@ -1769,15 +1890,21 @@ int aac_command_thread(void *data) *info = cpu_to_le32(now.tv_sec); - (void)aac_fib_send(SendHostTime, + status = aac_fib_send(SendHostTime, fibptr, sizeof(*info), FsaNormal, 1, 1, NULL, NULL); - aac_fib_complete(fibptr); - aac_fib_free(fibptr); + /* Do not set XferState to zero unless + * receives a response from F/W */ + if (status >= 0) + aac_fib_complete(fibptr); + /* FIB should be freed only after + * getting the response from the F/W */ + if (status != -ERESTARTSYS) + aac_fib_free(fibptr); } difference = (long)(unsigned)update_interval*HZ; } else { diff --git a/drivers/scsi/aacraid/dpcsup.c b/drivers/scsi/aacraid/dpcsup.c index 933f208eedb..d81b2810f0f 100644 --- a/drivers/scsi/aacraid/dpcsup.c +++ b/drivers/scsi/aacraid/dpcsup.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -57,9 +58,9 @@ unsigned int aac_response_normal(struct aac_queue * q) struct hw_fib * hwfib; struct fib * fib; int consumed = 0; - unsigned long flags; + unsigned long flags, mflags; - spin_lock_irqsave(q->lock, flags); + spin_lock_irqsave(q->lock, flags); /* * Keep pulling response QEs off the response queue and waking * up the waiters until there are no more QEs. We then return @@ -100,6 +101,7 @@ unsigned int aac_response_normal(struct aac_queue * q) */ *(__le32 *)hwfib->data = cpu_to_le32(ST_OK); hwfib->header.XferState |= cpu_to_le32(AdapterProcessed); + fib->flags |= FIB_CONTEXT_FLAG_FASTRESP; } FIB_COUNTER_INCREMENT(aac_config.FibRecved); @@ -120,17 +122,26 @@ unsigned int aac_response_normal(struct aac_queue * q) * NOTE: we cannot touch the fib after this * call, because it may have been deallocated. */ - fib->flags = 0; + fib->flags &= FIB_CONTEXT_FLAG_FASTRESP; fib->callback(fib->callback_data, fib); } else { unsigned long flagv; spin_lock_irqsave(&fib->event_lock, flagv); - if (!fib->done) + if (!fib->done) { fib->done = 1; - up(&fib->event_wait); + up(&fib->event_wait); + } spin_unlock_irqrestore(&fib->event_lock, flagv); + + spin_lock_irqsave(&dev->manage_lock, mflags); + dev->management_fib_count--; + spin_unlock_irqrestore(&dev->manage_lock, mflags); + FIB_COUNTER_INCREMENT(aac_config.NormalRecved); if (fib->done == 2) { + spin_lock_irqsave(&fib->event_lock, flagv); + fib->done = 0; + spin_unlock_irqrestore(&fib->event_lock, flagv); aac_fib_complete(fib); aac_fib_free(fib); } @@ -219,6 +230,48 @@ unsigned int aac_command_normal(struct aac_queue *q) return 0; } +/* + * + * aac_aif_callback + * @context: the context set in the fib - here it is scsi cmd + * @fibptr: pointer to the fib + * + * Handles the AIFs - new method (SRC) + * + */ + +static void aac_aif_callback(void *context, struct fib * fibptr) +{ + struct fib *fibctx; + struct aac_dev *dev; + struct aac_aifcmd *cmd; + int status; + + fibctx = (struct fib *)context; + BUG_ON(fibptr == NULL); + dev = fibptr->dev; + + if (fibptr->hw_fib_va->header.XferState & + cpu_to_le32(NoMoreAifDataAvailable)) { + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + return; + } + + aac_intr_normal(dev, 0, 1, 0, fibptr->hw_fib_va); + + aac_fib_init(fibctx); + cmd = (struct aac_aifcmd *) fib_data(fibctx); + cmd->command = cpu_to_le32(AifReqEvent); + + status = aac_fib_send(AifRequest, + fibctx, + sizeof(struct hw_fib)-sizeof(struct aac_fibhdr), + FsaNormal, + 0, 1, + (fib_callback)aac_aif_callback, fibctx); +} + /** * aac_intr_normal - Handle command replies @@ -229,18 +282,17 @@ unsigned int aac_command_normal(struct aac_queue *q) * know there is a response on our normal priority queue. We will pull off * all QE there are and wake up all the waiters before exiting. */ - -unsigned int aac_intr_normal(struct aac_dev * dev, u32 index) +unsigned int aac_intr_normal(struct aac_dev *dev, u32 index, + int isAif, int isFastResponse, struct hw_fib *aif_fib) { + unsigned long mflags; dprintk((KERN_INFO "aac_intr_normal(%p,%x)\n", dev, index)); - if ((index & 0x00000002L)) { + if (isAif == 1) { /* AIF - common */ struct hw_fib * hw_fib; struct fib * fib; struct aac_queue *q = &dev->queues->queue[HostNormCmdQueue]; unsigned long flags; - if (index == 0xFFFFFFFEL) /* Special Case */ - return 0; /* Do nothing */ /* * Allocate a FIB. For non queued stuff we can just use * the stack so we are happy. We need a fib object in order to @@ -253,8 +305,13 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 index) kfree (fib); return 1; } - memcpy(hw_fib, (struct hw_fib *)(((uintptr_t)(dev->regs.sa)) + - (index & ~0x00000002L)), sizeof(struct hw_fib)); + if (aif_fib != NULL) { + memcpy(hw_fib, aif_fib, sizeof(struct hw_fib)); + } else { + memcpy(hw_fib, + (struct hw_fib *)(((uintptr_t)(dev->regs.sa)) + + index), sizeof(struct hw_fib)); + } INIT_LIST_HEAD(&fib->fiblink); fib->type = FSAFS_NTC_FIB_CONTEXT; fib->size = sizeof(struct fib); @@ -267,9 +324,26 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 index) wake_up_interruptible(&q->cmdready); spin_unlock_irqrestore(q->lock, flags); return 1; + } else if (isAif == 2) { /* AIF - new (SRC) */ + struct fib *fibctx; + struct aac_aifcmd *cmd; + + fibctx = aac_fib_alloc(dev); + if (!fibctx) + return 1; + aac_fib_init(fibctx); + + cmd = (struct aac_aifcmd *) fib_data(fibctx); + cmd->command = cpu_to_le32(AifReqEvent); + + return aac_fib_send(AifRequest, + fibctx, + sizeof(struct hw_fib)-sizeof(struct aac_fibhdr), + FsaNormal, + 0, 1, + (fib_callback)aac_aif_callback, fibctx); } else { - int fast = index & 0x01; - struct fib * fib = &dev->fibs[index >> 2]; + struct fib *fib = &dev->fibs[index]; struct hw_fib * hwfib = fib->hw_fib_va; /* @@ -288,12 +362,13 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 index) return 0; } - if (fast) { + if (isFastResponse) { /* * Doctor the fib */ *(__le32 *)hwfib->data = cpu_to_le32(ST_OK); hwfib->header.XferState |= cpu_to_le32(AdapterProcessed); + fib->flags |= FIB_CONTEXT_FLAG_FASTRESP; } FIB_COUNTER_INCREMENT(aac_config.FibRecved); @@ -314,17 +389,31 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 index) * NOTE: we cannot touch the fib after this * call, because it may have been deallocated. */ - fib->flags = 0; + fib->flags &= FIB_CONTEXT_FLAG_FASTRESP; fib->callback(fib->callback_data, fib); } else { unsigned long flagv; dprintk((KERN_INFO "event_wait up\n")); spin_lock_irqsave(&fib->event_lock, flagv); - if (!fib->done) + if (!fib->done) { fib->done = 1; - up(&fib->event_wait); + up(&fib->event_wait); + } spin_unlock_irqrestore(&fib->event_lock, flagv); + + spin_lock_irqsave(&dev->manage_lock, mflags); + dev->management_fib_count--; + spin_unlock_irqrestore(&dev->manage_lock, mflags); + FIB_COUNTER_INCREMENT(aac_config.NormalRecved); + if (fib->done == 2) { + spin_lock_irqsave(&fib->event_lock, flagv); + fib->done = 0; + spin_unlock_irqrestore(&fib->event_lock, flagv); + aac_fib_complete(fib); + aac_fib_free(fib); + } + } return 0; } diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 9aa301c1ed0..4921ed19a02 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -37,8 +38,9 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/pci.h> +#include <linux/pci-aspm.h> #include <linux/slab.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/spinlock.h> #include <linux/syscalls.h> #include <linux/delay.h> @@ -54,11 +56,10 @@ #include "aacraid.h" -#define AAC_DRIVER_VERSION "1.1-5" +#define AAC_DRIVER_VERSION "1.2-0" #ifndef AAC_DRIVER_BRANCH #define AAC_DRIVER_BRANCH "" #endif -#define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__ #define AAC_DRIVERNAME "aacraid" #ifdef AAC_DRIVER_BUILD @@ -66,7 +67,7 @@ #define str(x) _str(x) #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH #else -#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE +#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH #endif MODULE_AUTHOR("Red Hat Inc and Adaptec"); @@ -76,6 +77,7 @@ MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, " MODULE_LICENSE("GPL"); MODULE_VERSION(AAC_DRIVER_FULL_VERSION); +static DEFINE_MUTEX(aac_mutex); static LIST_HEAD(aac_devices); static int aac_cfg_major = -1; char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; @@ -86,7 +88,7 @@ char aac_driver_version[] = AAC_DRIVER_FULL_VERSION; * * Note: The last field is used to index into aac_drivers below. */ -static struct pci_device_id aac_pci_tbl[] = { +static const struct pci_device_id aac_pci_tbl[] = { { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */ { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */ { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */ @@ -154,6 +156,10 @@ static struct pci_device_id aac_pci_tbl[] = { { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */ { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */ { 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */ + { 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */ + { 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */ + { 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */ + { 0x9005, 0x028f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 65 }, /* Adaptec PMC Series 9 */ { 0,} }; MODULE_DEVICE_TABLE(pci, aac_pci_tbl); @@ -175,8 +181,8 @@ static struct aac_driver_ident aac_drivers[] = { { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */ { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */ { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */ - { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */ - { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */ + { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */ { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */ { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */ { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */ @@ -228,7 +234,11 @@ static struct aac_driver_ident aac_drivers[] = { { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */ { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */ { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */ - { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec NEMER/ARK Catch All */ + { aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */ + { aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 6 (Tupelo) */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 7 (Denali) */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec PMC Series 8 */ + { aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec PMC Series 9 */ }; /** @@ -241,7 +251,7 @@ static struct aac_driver_ident aac_drivers[] = { * TODO: unify with aac_scsi_cmd(). */ -static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) +static int aac_queuecommand_lck(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *host = cmd->device->host; struct aac_dev *dev = (struct aac_dev *)host->hostdata; @@ -260,6 +270,8 @@ static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd return (aac_scsi_cmd(cmd) ? FAILED : 0); } +static DEF_SCSI_QCMD(aac_queuecommand) + /** * aac_info - Returns the host adapter name * @shost: Scsi host to report on @@ -427,8 +439,8 @@ static int aac_slave_configure(struct scsi_device *sdev) * Firmware has an individual device recovery time typically * of 35 seconds, give us a margin. */ - if (sdev->timeout < (45 * HZ)) - sdev->timeout = 45 * HZ; + if (sdev->request_queue->rq_timeout < (45 * HZ)) + blk_queue_rq_timeout(sdev->request_queue, 45*HZ); for (cid = 0; cid < aac->maximum_num_containers; ++cid) if (aac->fsa_dev[cid].valid) ++num_lsu; @@ -466,8 +478,12 @@ static int aac_slave_configure(struct scsi_device *sdev) * total capacity and the queue depth supported by the target device. */ -static int aac_change_queue_depth(struct scsi_device *sdev, int depth) +static int aac_change_queue_depth(struct scsi_device *sdev, int depth, + int reason) { + if (reason != SCSI_QDEPTH_DEFAULT) + return -EOPNOTSUPP; + if (sdev->tagged_supported && (sdev->type == TYPE_DISK) && (sdev_channel(sdev) == CONTAINER_CHANNEL)) { struct scsi_device * dev; @@ -640,8 +656,10 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) * This adapter needs a blind reset, only do so for Adapters that * support a register, instead of a commanded, reset. */ - if ((aac->supplement_adapter_info.SupportedOptions2 & - AAC_OPTION_MU_RESET) && + if (((aac->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_MU_RESET) || + (aac->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_DOORBELL_RESET)) && aac_check_reset && ((aac_check_reset != 1) || !(aac->supplement_adapter_info.SupportedOptions2 & @@ -668,7 +686,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file) unsigned minor_number = iminor(inode); int err = -ENODEV; - lock_kernel(); /* BKL pushdown: nothing else protects this list */ + mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */ list_for_each_entry(aac, &aac_devices, entry) { if (aac->id == minor_number) { file->private_data = aac; @@ -676,7 +694,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file) break; } } - unlock_kernel(); + mutex_unlock(&aac_mutex); return err; } @@ -695,19 +713,24 @@ static int aac_cfg_open(struct inode *inode, struct file *file) * Bugs: Needs to handle hot plugging */ -static int aac_cfg_ioctl(struct inode *inode, struct file *file, +static long aac_cfg_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { + int ret; if (!capable(CAP_SYS_RAWIO)) return -EPERM; - return aac_do_ioctl(file->private_data, cmd, (void __user *)arg); + mutex_lock(&aac_mutex); + ret = aac_do_ioctl(file->private_data, cmd, (void __user *)arg); + mutex_unlock(&aac_mutex); + + return ret; } #ifdef CONFIG_COMPAT static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg) { long ret; - lock_kernel(); + mutex_lock(&aac_mutex); switch (cmd) { case FSACTL_MINIPORT_REV_CHECK: case FSACTL_SENDFIB: @@ -741,13 +764,15 @@ static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long ret = -ENOIOCTLCMD; break; } - unlock_kernel(); + mutex_unlock(&aac_mutex); return ret; } static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg) { struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; + if (!capable(CAP_SYS_RAWIO)) + return -EPERM; return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg); } @@ -755,7 +780,7 @@ static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long { if (!capable(CAP_SYS_RAWIO)) return -EPERM; - return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg); + return aac_compat_do_ioctl(file->private_data, cmd, arg); } #endif @@ -872,16 +897,17 @@ static ssize_t aac_show_serial_number(struct device *device, int len = 0; if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) - len = snprintf(buf, PAGE_SIZE, "%06X\n", + len = snprintf(buf, 16, "%06X\n", le32_to_cpu(dev->adapter_info.serial[0])); if (len && !memcmp(&dev->supplement_adapter_info.MfgPcbaSerialNo[ sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo)-len], buf, len-1)) - len = snprintf(buf, PAGE_SIZE, "%.*s\n", + len = snprintf(buf, 16, "%.*s\n", (int)sizeof(dev->supplement_adapter_info.MfgPcbaSerialNo), dev->supplement_adapter_info.MfgPcbaSerialNo); - return len; + + return min(len, 16); } static ssize_t aac_show_max_channel(struct device *device, @@ -1019,11 +1045,12 @@ ssize_t aac_get_serial_number(struct device *device, char *buf) static const struct file_operations aac_cfg_fops = { .owner = THIS_MODULE, - .ioctl = aac_cfg_ioctl, + .unlocked_ioctl = aac_cfg_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = aac_compat_cfg_ioctl, #endif .open = aac_cfg_open, + .llseek = noop_llseek, }; static struct scsi_host_template aac_driver_template = { @@ -1054,12 +1081,22 @@ static struct scsi_host_template aac_driver_template = { #endif .use_clustering = ENABLE_CLUSTERING, .emulated = 1, + .no_write_same = 1, }; static void __aac_shutdown(struct aac_dev * aac) { - if (aac->aif_thread) + if (aac->aif_thread) { + int i; + /* Clear out events first */ + for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) { + struct fib *fib = &aac->fibs[i]; + if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) && + (fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected))) + up(&fib->event_wait); + } kthread_stop(aac->thread); + } aac_send_shutdown(aac); aac_adapter_disable_int(aac); free_irq(aac->pdev->irq, aac); @@ -1067,8 +1104,7 @@ static void __aac_shutdown(struct aac_dev * aac) pci_disable_msi(aac->pdev); } -static int __devinit aac_probe_one(struct pci_dev *pdev, - const struct pci_device_id *id) +static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) { unsigned index = id->driver_data; struct Scsi_Host *shost; @@ -1076,6 +1112,8 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, struct list_head *insert = &aac_devices; int error = -ENODEV; int unique_id = 0; + u64 dmamask; + extern int aac_sync_mode; list_for_each_entry(aac, &aac_devices, entry) { if (aac->id > unique_id) @@ -1084,22 +1122,26 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, unique_id++; } + pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | + PCIE_LINK_STATE_CLKPM); + error = pci_enable_device(pdev); if (error) goto out; error = -ENODEV; - if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || - pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) - goto out_disable_pdev; /* * If the quirk31 bit is set, the adapter needs adapter * to driver communication memory to be allocated below 2gig */ if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) - if (pci_set_dma_mask(pdev, DMA_31BIT_MASK) || - pci_set_consistent_dma_mask(pdev, DMA_31BIT_MASK)) - goto out_disable_pdev; + dmamask = DMA_BIT_MASK(31); + else + dmamask = DMA_BIT_MASK(32); + + if (pci_set_dma_mask(pdev, dmamask) || + pci_set_consistent_dma_mask(pdev, dmamask)) + goto out_disable_pdev; pci_set_master(pdev); @@ -1108,11 +1150,11 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, goto out_disable_pdev; shost->irq = pdev->irq; - shost->base = pci_resource_start(pdev, 0); shost->unique_id = unique_id; shost->max_cmd_len = 16; aac = (struct aac_dev *)shost->hostdata; + aac->base_start = pci_resource_start(pdev, 0); aac->scsi_host_ptr = shost; aac->pdev = pdev; aac->name = aac_driver_template.name; @@ -1120,7 +1162,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, aac->cardtype = index; INIT_LIST_HEAD(&aac->entry); - aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); + aac->fibs = kzalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL); if (!aac->fibs) goto out_free_host; spin_lock_init(&aac->fib_lock); @@ -1132,6 +1174,21 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, if ((*aac_drivers[index].init)(aac)) goto out_unmap; + if (aac->sync_mode) { + if (aac_sync_mode) + printk(KERN_INFO "%s%d: Sync. mode enforced " + "by driver parameter. This will cause " + "a significant performance decrease!\n", + aac->name, + aac->id); + else + printk(KERN_INFO "%s%d: Async. mode not supported " + "by current driver, sync. mode enforced." + "\nPlease update driver to get full performance.\n", + aac->name, + aac->id); + } + /* * Start any kernel threads needed */ @@ -1139,6 +1196,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, if (IS_ERR(aac->thread)) { printk(KERN_ERR "aacraid: Unable to create command thread.\n"); error = PTR_ERR(aac->thread); + aac->thread = NULL; goto out_deinit; } @@ -1148,7 +1206,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, * address space. */ if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) - if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) + if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) goto out_deinit; aac->maximum_num_channels = aac_drivers[index].channels; @@ -1248,7 +1306,7 @@ static void aac_shutdown(struct pci_dev *dev) __aac_shutdown((struct aac_dev *)shost->hostdata); } -static void __devexit aac_remove_one(struct pci_dev *pdev) +static void aac_remove_one(struct pci_dev *pdev) { struct Scsi_Host *shost = pci_get_drvdata(pdev); struct aac_dev *aac = (struct aac_dev *)shost->hostdata; @@ -1279,7 +1337,7 @@ static struct pci_driver aac_pci_driver = { .name = AAC_DRIVERNAME, .id_table = aac_pci_tbl, .probe = aac_probe_one, - .remove = __devexit_p(aac_remove_one), + .remove = aac_remove_one, .shutdown = aac_shutdown, }; diff --git a/drivers/scsi/aacraid/nark.c b/drivers/scsi/aacraid/nark.c index c55f7c862f0..6c53b1d8b2b 100644 --- a/drivers/scsi/aacraid/nark.c +++ b/drivers/scsi/aacraid/nark.c @@ -4,7 +4,8 @@ * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2006-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -48,14 +49,14 @@ static int aac_nark_ioremap(struct aac_dev * dev, u32 size) dev->base = NULL; return 0; } - dev->scsi_host_ptr->base = pci_resource_start(dev->pdev, 2); + dev->base_start = pci_resource_start(dev->pdev, 2); dev->regs.rx = ioremap((u64)pci_resource_start(dev->pdev, 0) | ((u64)pci_resource_start(dev->pdev, 1) << 32), sizeof(struct rx_registers) - sizeof(struct rx_inbound)); dev->base = NULL; if (dev->regs.rx == NULL) return -1; - dev->base = ioremap(dev->scsi_host_ptr->base, size); + dev->base = ioremap(dev->base_start, size); if (dev->base == NULL) { iounmap(dev->regs.rx); dev->regs.rx = NULL; diff --git a/drivers/scsi/aacraid/rkt.c b/drivers/scsi/aacraid/rkt.c index 8cd6588a83e..7d8013feedd 100644 --- a/drivers/scsi/aacraid/rkt.c +++ b/drivers/scsi/aacraid/rkt.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -78,7 +79,7 @@ static int aac_rkt_ioremap(struct aac_dev * dev, u32 size) iounmap(dev->regs.rkt); return 0; } - dev->base = dev->regs.rkt = ioremap(dev->scsi_host_ptr->base, size); + dev->base = dev->regs.rkt = ioremap(dev->base_start, size); if (dev->base == NULL) return -1; dev->IndexRegs = &dev->regs.rkt->IndexRegs; diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index 073208b0f62..5c6a8703f53 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -33,7 +34,6 @@ #include <linux/types.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> @@ -85,15 +85,35 @@ static irqreturn_t aac_rx_intr_producer(int irq, void *dev_id) static irqreturn_t aac_rx_intr_message(int irq, void *dev_id) { + int isAif, isFastResponse, isSpecial; struct aac_dev *dev = dev_id; u32 Index = rx_readl(dev, MUnit.OutboundQueue); if (unlikely(Index == 0xFFFFFFFFL)) Index = rx_readl(dev, MUnit.OutboundQueue); if (likely(Index != 0xFFFFFFFFL)) { do { - if (unlikely(aac_intr_normal(dev, Index))) { - rx_writel(dev, MUnit.OutboundQueue, Index); - rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespReady); + isAif = isFastResponse = isSpecial = 0; + if (Index & 0x00000002L) { + isAif = 1; + if (Index == 0xFFFFFFFEL) + isSpecial = 1; + Index &= ~0x00000002L; + } else { + if (Index & 0x00000001L) + isFastResponse = 1; + Index >>= 2; + } + if (!isSpecial) { + if (unlikely(aac_intr_normal(dev, + Index, isAif, + isFastResponse, NULL))) { + rx_writel(dev, + MUnit.OutboundQueue, + Index); + rx_writel(dev, + MUnit.ODR, + DoorBellAdapterNormRespReady); + } } Index = rx_readl(dev, MUnit.OutboundQueue); } while (Index != 0xFFFFFFFFL); @@ -353,9 +373,8 @@ static int aac_rx_check_health(struct aac_dev *dev) pci_free_consistent(dev->pdev, sizeof(struct POSTSTATUS), post, paddr); if (likely((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); + ret = (hex_to_bin(buffer[2]) << 4) + + hex_to_bin(buffer[3]); } pci_free_consistent(dev->pdev, 512, buffer, baddr); return ret; @@ -452,7 +471,7 @@ static int aac_rx_ioremap(struct aac_dev * dev, u32 size) iounmap(dev->regs.rx); return 0; } - dev->base = dev->regs.rx = ioremap(dev->scsi_host_ptr->base, size); + dev->base = dev->regs.rx = ioremap(dev->base_start, size); if (dev->base == NULL) return -1; dev->IndexRegs = &dev->regs.rx->IndexRegs; @@ -461,7 +480,7 @@ static int aac_rx_ioremap(struct aac_dev * dev, u32 size) static int aac_rx_restart_adapter(struct aac_dev *dev, int bled) { - u32 var; + u32 var = 0; if (!(dev->supplement_adapter_info.SupportedOptions2 & AAC_OPTION_MU_RESET) || (bled >= 0) || (bled == -2)) { @@ -481,13 +500,14 @@ static int aac_rx_restart_adapter(struct aac_dev *dev, int bled) if (bled && (bled != -ETIMEDOUT)) return -EINVAL; } - if (bled || (var == 0x3803000F)) { /* USE_OTHER_METHOD */ + if (bled && (var == 0x3803000F)) { /* USE_OTHER_METHOD */ rx_writel(dev, MUnit.reserved2, 3); msleep(5000); /* Delay 5 seconds */ var = 0x00000001; } - if (var != 0x00000001) + if (bled && (var != 0x00000001)) return -EINVAL; + ssleep(5); if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) return -ENODEV; if (startup_timeout < 300) @@ -624,15 +644,20 @@ int _aac_rx_init(struct aac_dev *dev) if (aac_init_adapter(dev) == NULL) goto error_iounmap; aac_adapter_comm(dev, dev->comm_interface); + dev->sync_mode = 0; /* sync. mode not supported */ dev->msi = aac_msi && !pci_enable_msi(dev->pdev); if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr, - IRQF_SHARED|IRQF_DISABLED, "aacraid", dev) < 0) { + IRQF_SHARED, "aacraid", dev) < 0) { if (dev->msi) pci_disable_msi(dev->pdev); printk(KERN_ERR "%s%d: Interrupt unavailable.\n", name, instance); goto error_iounmap; } + dev->dbg_base = dev->base_start; + dev->dbg_base_mapped = dev->base; + dev->dbg_size = dev->base_size; + aac_adapter_enable_int(dev); /* * Tell the adapter that all is configured, and it can diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c index fc1a55796a8..e66477c9824 100644 --- a/drivers/scsi/aacraid/sa.c +++ b/drivers/scsi/aacraid/sa.c @@ -1,11 +1,12 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -33,7 +34,6 @@ #include <linux/types.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> @@ -305,7 +305,7 @@ static int aac_sa_ioremap(struct aac_dev * dev, u32 size) iounmap(dev->regs.sa); return 0; } - dev->base = dev->regs.sa = ioremap(dev->scsi_host_ptr->base, size); + dev->base = dev->regs.sa = ioremap(dev->base_start, size); return (dev->base == NULL) ? -1 : 0; } @@ -385,13 +385,17 @@ int aac_sa_init(struct aac_dev *dev) if(aac_init_adapter(dev) == NULL) goto error_irq; + dev->sync_mode = 0; /* sync. mode not supported */ if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr, - IRQF_SHARED|IRQF_DISABLED, - "aacraid", (void *)dev ) < 0) { + IRQF_SHARED, "aacraid", (void *)dev) < 0) { printk(KERN_WARNING "%s%d: Interrupt unavailable.\n", name, instance); goto error_iounmap; } + dev->dbg_base = dev->base_start; + dev->dbg_base_mapped = dev->base; + dev->dbg_size = dev->base_size; + aac_adapter_enable_int(dev); /* diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c new file mode 100644 index 00000000000..9c65aed2621 --- /dev/null +++ b/drivers/scsi/aacraid/src.c @@ -0,0 +1,833 @@ +/* + * Adaptec AAC series RAID controller driver + * (c) Copyright 2001 Red Hat Inc. + * + * based on the old aacraid driver that is.. + * Adaptec aacraid device driver for Linux. + * + * Copyright (c) 2000-2010 Adaptec, Inc. + * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Module Name: + * src.c + * + * Abstract: Hardware Device Interface for PMC SRC based controllers + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/types.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 <scsi/scsi_host.h> + +#include "aacraid.h" + +static irqreturn_t aac_src_intr_message(int irq, void *dev_id) +{ + struct aac_dev *dev = dev_id; + unsigned long bellbits, bellbits_shifted; + int our_interrupt = 0; + int isFastResponse; + u32 index, handle; + + bellbits = src_readl(dev, MUnit.ODR_R); + if (bellbits & PmDoorBellResponseSent) { + bellbits = PmDoorBellResponseSent; + /* handle async. status */ + src_writel(dev, MUnit.ODR_C, bellbits); + src_readl(dev, MUnit.ODR_C); + our_interrupt = 1; + index = dev->host_rrq_idx; + for (;;) { + isFastResponse = 0; + /* remove toggle bit (31) */ + handle = le32_to_cpu(dev->host_rrq[index]) & 0x7fffffff; + /* check fast response bit (30) */ + if (handle & 0x40000000) + isFastResponse = 1; + handle &= 0x0000ffff; + if (handle == 0) + break; + + aac_intr_normal(dev, handle-1, 0, isFastResponse, NULL); + + dev->host_rrq[index++] = 0; + if (index == dev->scsi_host_ptr->can_queue + + AAC_NUM_MGT_FIB) + index = 0; + dev->host_rrq_idx = index; + } + } else { + bellbits_shifted = (bellbits >> SRC_ODR_SHIFT); + if (bellbits_shifted & DoorBellAifPending) { + src_writel(dev, MUnit.ODR_C, bellbits); + src_readl(dev, MUnit.ODR_C); + our_interrupt = 1; + /* handle AIF */ + aac_intr_normal(dev, 0, 2, 0, NULL); + } else if (bellbits_shifted & OUTBOUNDDOORBELL_0) { + unsigned long sflags; + struct list_head *entry; + int send_it = 0; + extern int aac_sync_mode; + + src_writel(dev, MUnit.ODR_C, bellbits); + src_readl(dev, MUnit.ODR_C); + + if (!aac_sync_mode) { + src_writel(dev, MUnit.ODR_C, bellbits); + src_readl(dev, MUnit.ODR_C); + our_interrupt = 1; + } + + if (dev->sync_fib) { + our_interrupt = 1; + if (dev->sync_fib->callback) + dev->sync_fib->callback(dev->sync_fib->callback_data, + dev->sync_fib); + spin_lock_irqsave(&dev->sync_fib->event_lock, sflags); + if (dev->sync_fib->flags & FIB_CONTEXT_FLAG_WAIT) { + dev->management_fib_count--; + up(&dev->sync_fib->event_wait); + } + spin_unlock_irqrestore(&dev->sync_fib->event_lock, sflags); + spin_lock_irqsave(&dev->sync_lock, sflags); + if (!list_empty(&dev->sync_fib_list)) { + entry = dev->sync_fib_list.next; + dev->sync_fib = list_entry(entry, struct fib, fiblink); + list_del(entry); + send_it = 1; + } else { + dev->sync_fib = NULL; + } + spin_unlock_irqrestore(&dev->sync_lock, sflags); + if (send_it) { + aac_adapter_sync_cmd(dev, SEND_SYNCHRONOUS_FIB, + (u32)dev->sync_fib->hw_fib_pa, 0, 0, 0, 0, 0, + NULL, NULL, NULL, NULL, NULL); + } + } + } + } + + if (our_interrupt) { + return IRQ_HANDLED; + } + return IRQ_NONE; +} + +/** + * aac_src_disable_interrupt - Disable interrupts + * @dev: Adapter + */ + +static void aac_src_disable_interrupt(struct aac_dev *dev) +{ + src_writel(dev, MUnit.OIMR, dev->OIMR = 0xffffffff); +} + +/** + * aac_src_enable_interrupt_message - Enable interrupts + * @dev: Adapter + */ + +static void aac_src_enable_interrupt_message(struct aac_dev *dev) +{ + src_writel(dev, MUnit.OIMR, dev->OIMR = 0xfffffff8); +} + +/** + * src_sync_cmd - send a command and wait + * @dev: Adapter + * @command: Command to execute + * @p1: first parameter + * @ret: adapter status + * + * This routine will send a synchronous command to the adapter and wait + * for its completion. + */ + +static int src_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) +{ + unsigned long start; + int ok; + + /* + * Write the command into Mailbox 0 + */ + writel(command, &dev->IndexRegs->Mailbox[0]); + /* + * Write the parameters into Mailboxes 1 - 6 + */ + 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. + */ + src_writel(dev, MUnit.ODR_C, OUTBOUNDDOORBELL_0 << SRC_ODR_SHIFT); + + /* + * Disable doorbell interrupts + */ + src_writel(dev, MUnit.OIMR, dev->OIMR = 0xffffffff); + + /* + * Force the completion of the mask register write before issuing + * the interrupt. + */ + src_readl(dev, MUnit.OIMR); + + /* + * Signal that there is a new synch command + */ + src_writel(dev, MUnit.IDR, INBOUNDDOORBELL_0 << SRC_IDR_SHIFT); + + if (!dev->sync_mode || command != SEND_SYNCHRONOUS_FIB) { + ok = 0; + start = jiffies; + + /* + * Wait up to 5 minutes + */ + while (time_before(jiffies, start+300*HZ)) { + udelay(5); /* Delay 5 microseconds to let Mon960 get info. */ + /* + * Mon960 will set doorbell0 bit when it has completed the command. + */ + if ((src_readl(dev, MUnit.ODR_R) >> SRC_ODR_SHIFT) & OUTBOUNDDOORBELL_0) { + /* + * Clear the doorbell. + */ + src_writel(dev, MUnit.ODR_C, OUTBOUNDDOORBELL_0 << SRC_ODR_SHIFT); + ok = 1; + break; + } + /* + * Yield the processor in case we are slow + */ + msleep(1); + } + if (unlikely(ok != 1)) { + /* + * Restore interrupt mask even though we timed out + */ + aac_adapter_enable_int(dev); + return -ETIMEDOUT; + } + /* + * Pull the synch status from Mailbox 0. + */ + if (status) + *status = readl(&dev->IndexRegs->Mailbox[0]); + if (r1) + *r1 = readl(&dev->IndexRegs->Mailbox[1]); + if (r2) + *r2 = readl(&dev->IndexRegs->Mailbox[2]); + if (r3) + *r3 = readl(&dev->IndexRegs->Mailbox[3]); + if (r4) + *r4 = readl(&dev->IndexRegs->Mailbox[4]); + + /* + * Clear the synch command doorbell. + */ + src_writel(dev, MUnit.ODR_C, OUTBOUNDDOORBELL_0 << SRC_ODR_SHIFT); + } + + /* + * Restore interrupt mask + */ + aac_adapter_enable_int(dev); + return 0; +} + +/** + * aac_src_interrupt_adapter - interrupt adapter + * @dev: Adapter + * + * Send an interrupt to the i960 and breakpoint it. + */ + +static void aac_src_interrupt_adapter(struct aac_dev *dev) +{ + src_sync_cmd(dev, BREAKPOINT_REQUEST, + 0, 0, 0, 0, 0, 0, + NULL, NULL, NULL, NULL, NULL); +} + +/** + * aac_src_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_src_notify_adapter(struct aac_dev *dev, u32 event) +{ + switch (event) { + + case AdapNormCmdQue: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_1 << SRC_ODR_SHIFT); + break; + case HostNormRespNotFull: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_4 << SRC_ODR_SHIFT); + break; + case AdapNormRespQue: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_2 << SRC_ODR_SHIFT); + break; + case HostNormCmdNotFull: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_3 << SRC_ODR_SHIFT); + break; + case FastIo: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_6 << SRC_ODR_SHIFT); + break; + case AdapPrintfDone: + src_writel(dev, MUnit.ODR_C, + INBOUNDDOORBELL_5 << SRC_ODR_SHIFT); + break; + default: + BUG(); + break; + } +} + +/** + * aac_src_start_adapter - activate adapter + * @dev: Adapter + * + * Start up processing on an i960 based AAC adapter + */ + +static void aac_src_start_adapter(struct aac_dev *dev) +{ + struct aac_init *init; + + /* reset host_rrq_idx first */ + dev->host_rrq_idx = 0; + + init = dev->init; + init->HostElapsedSeconds = cpu_to_le32(get_seconds()); + + /* We can only use a 32 bit address here */ + src_sync_cmd(dev, INIT_STRUCT_BASE_ADDRESS, (u32)(ulong)dev->init_pa, + 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL); +} + +/** + * aac_src_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_src_check_health(struct aac_dev *dev) +{ + u32 status = src_readl(dev, MUnit.OMR); + + /* + * Check to see if the board failed any self tests. + */ + if (unlikely(status & SELF_TEST_FAILED)) + return -1; + + /* + * Check to see if the board panic'd. + */ + if (unlikely(status & KERNEL_PANIC)) + return (status >> 16) & 0xFF; + /* + * Wait for the adapter to be up and running. + */ + if (unlikely(!(status & KERNEL_UP_AND_RUNNING))) + return -3; + /* + * Everything is OK + */ + return 0; +} + +/** + * aac_src_deliver_message + * @fib: fib to issue + * + * Will send a fib, returning 0 if successful. + */ +static int aac_src_deliver_message(struct fib *fib) +{ + struct aac_dev *dev = fib->dev; + struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue]; + unsigned long qflags; + u32 fibsize; + dma_addr_t address; + struct aac_fib_xporthdr *pFibX; + u16 hdr_size = le16_to_cpu(fib->hw_fib_va->header.Size); + + spin_lock_irqsave(q->lock, qflags); + q->numpending++; + spin_unlock_irqrestore(q->lock, qflags); + + if (dev->comm_interface == AAC_COMM_MESSAGE_TYPE2) { + /* Calculate the amount to the fibsize bits */ + fibsize = (hdr_size + 127) / 128 - 1; + if (fibsize > (ALIGN32 - 1)) + return -EMSGSIZE; + /* New FIB header, 32-bit */ + address = fib->hw_fib_pa; + fib->hw_fib_va->header.StructType = FIB_MAGIC2; + fib->hw_fib_va->header.SenderFibAddress = (u32)address; + fib->hw_fib_va->header.u.TimeStamp = 0; + BUG_ON(upper_32_bits(address) != 0L); + address |= fibsize; + } else { + /* Calculate the amount to the fibsize bits */ + fibsize = (sizeof(struct aac_fib_xporthdr) + hdr_size + 127) / 128 - 1; + if (fibsize > (ALIGN32 - 1)) + return -EMSGSIZE; + + /* Fill XPORT header */ + pFibX = (void *)fib->hw_fib_va - sizeof(struct aac_fib_xporthdr); + pFibX->Handle = cpu_to_le32(fib->hw_fib_va->header.Handle); + pFibX->HostAddress = cpu_to_le64(fib->hw_fib_pa); + pFibX->Size = cpu_to_le32(hdr_size); + + /* + * The xport header has been 32-byte aligned for us so that fibsize + * can be masked out of this address by hardware. -- BenC + */ + address = fib->hw_fib_pa - sizeof(struct aac_fib_xporthdr); + if (address & (ALIGN32 - 1)) + return -EINVAL; + address |= fibsize; + } + + src_writel(dev, MUnit.IQ_H, upper_32_bits(address) & 0xffffffff); + src_writel(dev, MUnit.IQ_L, address & 0xffffffff); + + return 0; +} + +/** + * aac_src_ioremap + * @size: mapping resize request + * + */ +static int aac_src_ioremap(struct aac_dev *dev, u32 size) +{ + if (!size) { + iounmap(dev->regs.src.bar1); + dev->regs.src.bar1 = NULL; + iounmap(dev->regs.src.bar0); + dev->base = dev->regs.src.bar0 = NULL; + return 0; + } + dev->regs.src.bar1 = ioremap(pci_resource_start(dev->pdev, 2), + AAC_MIN_SRC_BAR1_SIZE); + dev->base = NULL; + if (dev->regs.src.bar1 == NULL) + return -1; + dev->base = dev->regs.src.bar0 = ioremap(dev->base_start, size); + if (dev->base == NULL) { + iounmap(dev->regs.src.bar1); + dev->regs.src.bar1 = NULL; + return -1; + } + dev->IndexRegs = &((struct src_registers __iomem *) + dev->base)->u.tupelo.IndexRegs; + return 0; +} + +/** + * aac_srcv_ioremap + * @size: mapping resize request + * + */ +static int aac_srcv_ioremap(struct aac_dev *dev, u32 size) +{ + if (!size) { + iounmap(dev->regs.src.bar0); + dev->base = dev->regs.src.bar0 = NULL; + return 0; + } + dev->base = dev->regs.src.bar0 = ioremap(dev->base_start, size); + if (dev->base == NULL) + return -1; + dev->IndexRegs = &((struct src_registers __iomem *) + dev->base)->u.denali.IndexRegs; + return 0; +} + +static int aac_src_restart_adapter(struct aac_dev *dev, int bled) +{ + u32 var, reset_mask; + + if (bled >= 0) { + if (bled) + printk(KERN_ERR "%s%d: adapter kernel panic'd %x.\n", + dev->name, dev->id, bled); + bled = aac_adapter_sync_cmd(dev, IOP_RESET_ALWAYS, + 0, 0, 0, 0, 0, 0, &var, &reset_mask, NULL, NULL, NULL); + if (bled || (var != 0x00000001)) + return -EINVAL; + if (dev->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_DOORBELL_RESET) { + src_writel(dev, MUnit.IDR, reset_mask); + msleep(5000); /* Delay 5 seconds */ + } + } + + if (src_readl(dev, MUnit.OMR) & KERNEL_PANIC) + return -ENODEV; + + if (startup_timeout < 300) + startup_timeout = 300; + + return 0; +} + +/** + * aac_src_select_comm - Select communications method + * @dev: Adapter + * @comm: communications method + */ +int aac_src_select_comm(struct aac_dev *dev, int comm) +{ + switch (comm) { + case AAC_COMM_MESSAGE: + dev->a_ops.adapter_enable_int = aac_src_enable_interrupt_message; + dev->a_ops.adapter_intr = aac_src_intr_message; + dev->a_ops.adapter_deliver = aac_src_deliver_message; + break; + default: + return 1; + } + return 0; +} + +/** + * aac_src_init - initialize an Cardinal Frey Bar card + * @dev: device to configure + * + */ + +int aac_src_init(struct aac_dev *dev) +{ + unsigned long start; + unsigned long status; + int restart = 0; + int instance = dev->id; + const char *name = dev->name; + + dev->a_ops.adapter_ioremap = aac_src_ioremap; + dev->a_ops.adapter_comm = aac_src_select_comm; + + dev->base_size = AAC_MIN_SRC_BAR0_SIZE; + if (aac_adapter_ioremap(dev, dev->base_size)) { + printk(KERN_WARNING "%s: unable to map adapter.\n", name); + goto error_iounmap; + } + + /* Failure to reset here is an option ... */ + dev->a_ops.adapter_sync_cmd = src_sync_cmd; + dev->a_ops.adapter_enable_int = aac_src_disable_interrupt; + if ((aac_reset_devices || reset_devices) && + !aac_src_restart_adapter(dev, 0)) + ++restart; + /* + * Check to see if the board panic'd while booting. + */ + status = src_readl(dev, MUnit.OMR); + if (status & KERNEL_PANIC) { + if (aac_src_restart_adapter(dev, aac_src_check_health(dev))) + goto error_iounmap; + ++restart; + } + /* + * Check to see if the board failed any self tests. + */ + status = src_readl(dev, MUnit.OMR); + 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 monitor panic'd while booting. + */ + if (status & MONITOR_PANIC) { + printk(KERN_ERR "%s%d: adapter monitor panic.\n", + dev->name, instance); + goto error_iounmap; + } + start = jiffies; + /* + * Wait for the adapter to be up and running. Wait up to 3 minutes + */ + while (!((status = src_readl(dev, MUnit.OMR)) & + KERNEL_UP_AND_RUNNING)) { + if ((restart && + (status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC))) || + time_after(jiffies, start+HZ*startup_timeout)) { + printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n", + dev->name, instance, status); + goto error_iounmap; + } + if (!restart && + ((status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC)) || + time_after(jiffies, start + HZ * + ((startup_timeout > 60) + ? (startup_timeout - 60) + : (startup_timeout / 2))))) { + if (likely(!aac_src_restart_adapter(dev, + aac_src_check_health(dev)))) + start = jiffies; + ++restart; + } + msleep(1); + } + if (restart && aac_commit) + aac_commit = 1; + /* + * Fill in the common function dispatch table. + */ + dev->a_ops.adapter_interrupt = aac_src_interrupt_adapter; + dev->a_ops.adapter_disable_int = aac_src_disable_interrupt; + dev->a_ops.adapter_notify = aac_src_notify_adapter; + dev->a_ops.adapter_sync_cmd = src_sync_cmd; + dev->a_ops.adapter_check_health = aac_src_check_health; + dev->a_ops.adapter_restart = aac_src_restart_adapter; + + /* + * First clear out all interrupts. Then enable the one's that we + * can handle. + */ + aac_adapter_comm(dev, AAC_COMM_MESSAGE); + aac_adapter_disable_int(dev); + src_writel(dev, MUnit.ODR_C, 0xffffffff); + aac_adapter_enable_int(dev); + + if (aac_init_adapter(dev) == NULL) + goto error_iounmap; + if (dev->comm_interface != AAC_COMM_MESSAGE_TYPE1) + goto error_iounmap; + + dev->msi = aac_msi && !pci_enable_msi(dev->pdev); + + if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr, + IRQF_SHARED, "aacraid", dev) < 0) { + + if (dev->msi) + pci_disable_msi(dev->pdev); + + printk(KERN_ERR "%s%d: Interrupt unavailable.\n", + name, instance); + goto error_iounmap; + } + dev->dbg_base = pci_resource_start(dev->pdev, 2); + dev->dbg_base_mapped = dev->regs.src.bar1; + dev->dbg_size = AAC_MIN_SRC_BAR1_SIZE; + + aac_adapter_enable_int(dev); + + if (!dev->sync_mode) { + /* + * Tell the adapter that all is configured, and it can + * start accepting requests + */ + aac_src_start_adapter(dev); + } + return 0; + +error_iounmap: + + return -1; +} + +/** + * aac_srcv_init - initialize an SRCv card + * @dev: device to configure + * + */ + +int aac_srcv_init(struct aac_dev *dev) +{ + unsigned long start; + unsigned long status; + int restart = 0; + int instance = dev->id; + const char *name = dev->name; + + dev->a_ops.adapter_ioremap = aac_srcv_ioremap; + dev->a_ops.adapter_comm = aac_src_select_comm; + + dev->base_size = AAC_MIN_SRCV_BAR0_SIZE; + if (aac_adapter_ioremap(dev, dev->base_size)) { + printk(KERN_WARNING "%s: unable to map adapter.\n", name); + goto error_iounmap; + } + + /* Failure to reset here is an option ... */ + dev->a_ops.adapter_sync_cmd = src_sync_cmd; + dev->a_ops.adapter_enable_int = aac_src_disable_interrupt; + if ((aac_reset_devices || reset_devices) && + !aac_src_restart_adapter(dev, 0)) + ++restart; + /* + * Check to see if flash update is running. + * Wait for the adapter to be up and running. Wait up to 5 minutes + */ + status = src_readl(dev, MUnit.OMR); + if (status & FLASH_UPD_PENDING) { + start = jiffies; + do { + status = src_readl(dev, MUnit.OMR); + if (time_after(jiffies, start+HZ*FWUPD_TIMEOUT)) { + printk(KERN_ERR "%s%d: adapter flash update failed.\n", + dev->name, instance); + goto error_iounmap; + } + } while (!(status & FLASH_UPD_SUCCESS) && + !(status & FLASH_UPD_FAILED)); + /* Delay 10 seconds. + * Because right now FW is doing a soft reset, + * do not read scratch pad register at this time + */ + ssleep(10); + } + /* + * Check to see if the board panic'd while booting. + */ + status = src_readl(dev, MUnit.OMR); + if (status & KERNEL_PANIC) { + if (aac_src_restart_adapter(dev, aac_src_check_health(dev))) + goto error_iounmap; + ++restart; + } + /* + * Check to see if the board failed any self tests. + */ + status = src_readl(dev, MUnit.OMR); + 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 monitor panic'd while booting. + */ + if (status & MONITOR_PANIC) { + printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance); + goto error_iounmap; + } + start = jiffies; + /* + * Wait for the adapter to be up and running. Wait up to 3 minutes + */ + while (!((status = src_readl(dev, MUnit.OMR)) & + KERNEL_UP_AND_RUNNING) || + status == 0xffffffff) { + if ((restart && + (status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC))) || + time_after(jiffies, start+HZ*startup_timeout)) { + printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n", + dev->name, instance, status); + goto error_iounmap; + } + if (!restart && + ((status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC)) || + time_after(jiffies, start + HZ * + ((startup_timeout > 60) + ? (startup_timeout - 60) + : (startup_timeout / 2))))) { + if (likely(!aac_src_restart_adapter(dev, aac_src_check_health(dev)))) + start = jiffies; + ++restart; + } + msleep(1); + } + if (restart && aac_commit) + aac_commit = 1; + /* + * Fill in the common function dispatch table. + */ + dev->a_ops.adapter_interrupt = aac_src_interrupt_adapter; + dev->a_ops.adapter_disable_int = aac_src_disable_interrupt; + dev->a_ops.adapter_notify = aac_src_notify_adapter; + dev->a_ops.adapter_sync_cmd = src_sync_cmd; + dev->a_ops.adapter_check_health = aac_src_check_health; + dev->a_ops.adapter_restart = aac_src_restart_adapter; + + /* + * First clear out all interrupts. Then enable the one's that we + * can handle. + */ + aac_adapter_comm(dev, AAC_COMM_MESSAGE); + aac_adapter_disable_int(dev); + src_writel(dev, MUnit.ODR_C, 0xffffffff); + aac_adapter_enable_int(dev); + + if (aac_init_adapter(dev) == NULL) + goto error_iounmap; + if (dev->comm_interface != AAC_COMM_MESSAGE_TYPE2) + goto error_iounmap; + dev->msi = aac_msi && !pci_enable_msi(dev->pdev); + if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr, + IRQF_SHARED, "aacraid", dev) < 0) { + if (dev->msi) + pci_disable_msi(dev->pdev); + printk(KERN_ERR "%s%d: Interrupt unavailable.\n", + name, instance); + goto error_iounmap; + } + dev->dbg_base = dev->base_start; + dev->dbg_base_mapped = dev->base; + dev->dbg_size = dev->base_size; + + aac_adapter_enable_int(dev); + + if (!dev->sync_mode) { + /* + * Tell the adapter that all is configured, and it can + * start accepting requests + */ + aac_src_start_adapter(dev); + } + return 0; + +error_iounmap: + + return -1; +} + |