diff -Naur old/drivers/scsi/megaraid2.c new/drivers/scsi/megaraid2.c --- old/drivers/scsi/megaraid2.c Wed Mar 17 01:13:46 2004 +++ new/drivers/scsi/megaraid2.c Wed Mar 17 01:30:10 2004 @@ -14,7 +14,10 @@ * - speed-ups (list handling fixes, issued_list, optimizations.) * - lots of cleanups. * - * Version : v2.10.1 (Dec 03, 2003) - Atul Mukker + * Version : v2.10.2.1 (Mar 26, 2004) + * + * Authors: Atul Mukker + * Sreenivas Bagalkote * * Description: Linux device driver for LSI Logic MegaRAID controller * @@ -23,8 +26,6 @@ * * This driver is supported by LSI Logic, with assistance from Red Hat, Dell, * and others. Please send updates to the public mailing list - * linux-megaraid-devel@dell.com, and subscribe to and read archives of this - * list at http://lists.us.dell.com/. * * For history of changes, see ChangeLog.megaraid. * @@ -45,6 +46,10 @@ #include "megaraid2.h" +#ifdef LSI_CONFIG_COMPAT +#include +#endif + MODULE_AUTHOR ("LSI Logic Corporation"); MODULE_DESCRIPTION ("LSI Logic MegaRAID driver"); MODULE_LICENSE ("GPL"); @@ -206,6 +211,10 @@ */ major = register_chrdev(0, "megadev", &megadev_fops); + if (major < 0) { + printk(KERN_WARNING + "megaraid: failed to register char device.\n"); + } /* * Register the Shutdown Notification hook in kernel */ @@ -214,6 +223,13 @@ "MegaRAID Shutdown routine not registered!!\n"); } +#ifdef LSI_CONFIG_COMPAT + /* + * Register the 32-bit ioctl conversion + */ + register_ioctl32_conversion(MEGAIOCCMD, megadev_compat_ioctl); +#endif + } return hba_count; @@ -311,6 +327,7 @@ (subsysvid != DELL_SUBSYS_VID) && (subsysvid != HP_SUBSYS_VID) && (subsysvid != INTEL_SUBSYS_VID) && + (subsysvid != FSC_SUBSYS_VID) && (subsysvid != LSI_SUBSYS_VID) ) continue; @@ -403,7 +420,8 @@ scsi_set_host_lock(&adapter->lock); # endif #else - /* And this is the remainder of the 2.4 kernel series */ + /* And this is the remainder of the 2.4 kernel + series */ adapter->host_lock = &io_request_lock; #endif @@ -620,12 +638,15 @@ /* Set the Mode of addressing to 64 bit if we can */ if((adapter->flag & BOARD_64BIT)&&(sizeof(dma_addr_t) == 8)) { - pci_set_dma_mask(pdev, 0xffffffffffffffffULL); - adapter->has_64bit_addr = 1; + if (pci_set_dma_mask(pdev, 0xffffffffffffffffULL) == 0) + adapter->has_64bit_addr = 1; } - else { - pci_set_dma_mask(pdev, 0xffffffff); - adapter->has_64bit_addr = 0; + if (!adapter->has_64bit_addr) { + if (pci_set_dma_mask(pdev, 0xffffffffULL) != 0) { + printk("megaraid%d: DMA not available.\n", + host->host_no); + goto fail_attach; + } } init_MUTEX(&adapter->int_mtx); @@ -2249,26 +2270,28 @@ break; case MEGA_BULK_DATA: - pci_unmap_page(adapter->dev, scb->dma_h_bulkdata, - scb->cmd->request_bufflen, scb->dma_direction); - if( scb->dma_direction == PCI_DMA_FROMDEVICE ) { pci_dma_sync_single(adapter->dev, scb->dma_h_bulkdata, scb->cmd->request_bufflen, PCI_DMA_FROMDEVICE); } + pci_unmap_page(adapter->dev, scb->dma_h_bulkdata, + scb->cmd->request_bufflen, scb->dma_direction); + break; case MEGA_SGLIST: - pci_unmap_sg(adapter->dev, scb->cmd->request_buffer, - scb->cmd->use_sg, scb->dma_direction); - if( scb->dma_direction == PCI_DMA_FROMDEVICE ) { - pci_dma_sync_sg(adapter->dev, scb->cmd->request_buffer, - scb->cmd->use_sg, PCI_DMA_FROMDEVICE); + pci_dma_sync_sg(adapter->dev, + (struct scatterlist *)scb->cmd->request_buffer, + scb->cmd->use_sg, PCI_DMA_FROMDEVICE); } + pci_unmap_sg(adapter->dev, + (struct scatterlist *)scb->cmd->request_buffer, + scb->cmd->use_sg, scb->dma_direction); + break; default: @@ -2402,8 +2425,9 @@ *len = (u32)cmd->request_bufflen; if( scb->dma_direction == PCI_DMA_TODEVICE ) { - pci_dma_sync_sg(adapter->dev, cmd->request_buffer, - cmd->use_sg, PCI_DMA_TODEVICE); + pci_dma_sync_sg(adapter->dev, + (struct scatterlist *)cmd->request_buffer, + cmd->use_sg, PCI_DMA_TODEVICE); } /* Return count of SG requests */ @@ -2474,7 +2498,9 @@ memset(raw_mbox, 0, sizeof(raw_mbox)); raw_mbox[0] = FLUSH_ADAPTER; - irq_disable(adapter); + if (adapter->flag & BOARD_IOMAP) + irq_disable(adapter); + free_irq(adapter->host->irq, adapter); /* Issue a blocking (interrupts disabled) command to the card */ @@ -2549,7 +2575,9 @@ /* * Unregister the character device interface to the driver. */ - unregister_chrdev(major, "megadev"); + if (major >= 0) { + unregister_chrdev(major, "megadev"); + } unregister_reboot_notifier(&mega_notifier); @@ -2568,6 +2596,9 @@ */ scsi_unregister(host); +#ifdef LSI_CONFIG_COMPAT + unregister_ioctl32_conversion(MEGAIOCCMD); +#endif printk("ok.\n"); @@ -3860,153 +3891,6 @@ /** - * megaraid_biosparam() - * @disk - * @dev - * @geom - * - * Return the disk geometry for a particular disk - * Input: - * Disk *disk - Disk geometry - * kdev_t dev - Device node - * int *geom - Returns geometry fields - * geom[0] = heads - * geom[1] = sectors - * geom[2] = cylinders - */ -static int -megaraid_biosparam(Disk *disk, kdev_t dev, int *geom) -{ - int heads, sectors, cylinders; - adapter_t *adapter; - - /* Get pointer to host config structure */ - adapter = (adapter_t *)disk->device->host->hostdata; - - if (IS_RAID_CH(adapter, disk->device->channel)) { - /* Default heads (64) & sectors (32) */ - heads = 64; - sectors = 32; - cylinders = disk->capacity / (heads * sectors); - - /* - * Handle extended translation size for logical drives - * > 1Gb - */ - if (disk->capacity >= 0x200000) { - heads = 255; - sectors = 63; - cylinders = disk->capacity / (heads * sectors); - } - - /* return result */ - geom[0] = heads; - geom[1] = sectors; - geom[2] = cylinders; - } - else { - if( !mega_partsize(disk, dev, geom) ) - return 0; - - printk(KERN_WARNING - "megaraid: invalid partition on this disk on channel %d\n", - disk->device->channel); - - /* Default heads (64) & sectors (32) */ - heads = 64; - sectors = 32; - cylinders = disk->capacity / (heads * sectors); - - /* Handle extended translation size for logical drives > 1Gb */ - if (disk->capacity >= 0x200000) { - heads = 255; - sectors = 63; - cylinders = disk->capacity / (heads * sectors); - } - - /* return result */ - geom[0] = heads; - geom[1] = sectors; - geom[2] = cylinders; - } - - return 0; -} - -/* - * mega_partsize() - * @disk - * @geom - * - * Purpose : to determine the BIOS mapping used to create the partition - * table, storing the results (cyls, hds, and secs) in geom - * - * Note: Code is picked from scsicam.h - * - * Returns : -1 on failure, 0 on success. - */ -static int -mega_partsize(Disk *disk, kdev_t dev, int *geom) -{ - struct buffer_head *bh; - struct partition *p, *largest = NULL; - int i, largest_cyl; - int heads, cyls, sectors; - int capacity = disk->capacity; - - int ma = MAJOR(dev); - int mi = (MINOR(dev) & ~0xf); - - int block = 1024; - - if (blksize_size[ma]) - block = blksize_size[ma][mi]; - - if (!(bh = bread(MKDEV(ma,mi), 0, block))) - return -1; - - if (*(unsigned short *)(bh->b_data + 510) == 0xAA55 ) { - - for (largest_cyl = -1, - p = (struct partition *)(0x1BE + bh->b_data), i = 0; - i < 4; ++i, ++p) { - - if (!p->sys_ind) continue; - - cyls = p->end_cyl + ((p->end_sector & 0xc0) << 2); - - if (cyls >= largest_cyl) { - largest_cyl = cyls; - largest = p; - } - } - } - - if (largest) { - heads = largest->end_head + 1; - sectors = largest->end_sector & 0x3f; - - if (!heads || !sectors) { - brelse(bh); - return -1; - } - - cyls = capacity/(heads * sectors); - - geom[0] = heads; - geom[1] = sectors; - geom[2] = cyls; - - brelse(bh); - return 0; - } - - brelse(bh); - return -1; -} - - -/** * megaraid_reboot_notify() * @this - unused * @code - shutdown code @@ -4040,7 +3924,9 @@ memset(raw_mbox, 0, sizeof(raw_mbox)); raw_mbox[0] = FLUSH_ADAPTER; - irq_disable(adapter); + if (adapter->flag & BOARD_IOMAP) + irq_disable(adapter); + free_irq(adapter->host->irq, adapter); /* @@ -4179,6 +4065,18 @@ } +#ifdef LSI_CONFIG_COMPAT +static int +megadev_compat_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, + struct file *filep) +{ + struct inode *inode = filep->f_dentry->d_inode; + + return megadev_ioctl(inode, filep, cmd, arg); +} +#endif + + /** * megadev_ioctl() * @inode - Our device inode @@ -4386,8 +4284,8 @@ /* * The user passthru structure */ - upthru = (mega_passthru *)MBOX(uioc)->xferaddr; - + upthru = (mega_passthru *) + ((ulong)(MBOX(uioc)->xferaddr)); /* * Copy in the user passthru here. */ @@ -4434,8 +4332,9 @@ /* * Get the user data */ - if( copy_from_user(data, (char *)uxferaddr, - pthru->dataxferlen) ) { + if( copy_from_user(data, + (char *)((ulong)uxferaddr), + pthru->dataxferlen) ) { rval = (-EFAULT); goto freemem_and_return; } @@ -4460,8 +4359,8 @@ * Is data going up-stream */ if( pthru->dataxferlen && (uioc.flags & UIOC_RD) ) { - if( copy_to_user((char *)uxferaddr, data, - pthru->dataxferlen) ) { + if( copy_to_user((char *)((ulong)uxferaddr), + data, pthru->dataxferlen) ) { rval = (-EFAULT); } } @@ -4509,12 +4408,13 @@ /* * Get the user data */ - if( copy_from_user(data, (char *)uxferaddr, - uioc.xferlen) ) { + if( copy_from_user(data, + (char *)((ulong)uxferaddr), + uioc.xferlen) ) { pci_free_consistent(pdev, - uioc.xferlen, - data, data_dma_hndl); + uioc.xferlen, data, + data_dma_hndl); return (-EFAULT); } @@ -4545,8 +4445,8 @@ * Is data going up-stream */ if( uioc.xferlen && (uioc.flags & UIOC_RD) ) { - if( copy_to_user((char *)uxferaddr, data, - uioc.xferlen) ) { + if( copy_to_user((char *)((ulong)uxferaddr), + data, uioc.xferlen) ) { rval = (-EFAULT); } @@ -4731,7 +4631,7 @@ umc = MBOX_P(uiocp); - upthru = (mega_passthru *)umc->xferaddr; + upthru = (mega_passthru *)((ulong)(umc->xferaddr)); if( put_user(mc->status, (u8 *)&upthru->scsistatus) ) return (-EFAULT); @@ -4749,7 +4649,7 @@ if (copy_from_user(&kmc, umc, sizeof(megacmd_t))) return -EFAULT; - upthru = (mega_passthru *)kmc.xferaddr; + upthru = (mega_passthru *)((ulong)kmc.xferaddr); if( put_user(mc->status, (u8 *)&upthru->scsistatus) ) return (-EFAULT); diff -Naur old/drivers/scsi/megaraid2.h new/drivers/scsi/megaraid2.h --- old/drivers/scsi/megaraid2.h Wed Mar 17 01:13:46 2004 +++ new/drivers/scsi/megaraid2.h Wed Mar 17 01:29:22 2004 @@ -6,7 +6,7 @@ #define MEGARAID_VERSION \ - "v2.10.1 (Release Date: Wed Dec 3 15:34:42 EST 2003)\n" + "v2.10.2.1 (Release Date: Fri Mar 26 11:50:00 EST 2004)\n" /* * Driver features - change the values to enable or disable features in the @@ -44,12 +44,6 @@ */ #define MEGA_HAVE_ENH_PROC 1 -#define MAX_DEV_TYPE 32 - -#ifndef PCI_VENDOR_ID_LSI_LOGIC -#define PCI_VENDOR_ID_LSI_LOGIC 0x1000 -#endif - #ifndef PCI_VENDOR_ID_AMI #define PCI_VENDOR_ID_AMI 0x101E #endif @@ -87,6 +81,7 @@ #define HP_SUBSYS_VID 0x103C #define LSI_SUBSYS_VID 0x1000 #define INTEL_SUBSYS_VID 0x8086 +#define FSC_SUBSYS_VID 0x1734 #define HBA_SIGNATURE 0x3344 #define HBA_SIGNATURE_471 0xCCCC @@ -134,7 +129,6 @@ .info = megaraid_info, \ .command = megaraid_command, \ .queuecommand = megaraid_queue, \ - .bios_param = megaraid_biosparam, \ .max_sectors = MAX_SECTORS_PER_IO, \ .can_queue = MAX_COMMANDS, \ .this_id = DEFAULT_INITIATOR_ID, \ @@ -148,7 +142,8 @@ .eh_device_reset_handler = megaraid_reset, \ .eh_bus_reset_handler = megaraid_reset, \ .eh_host_reset_handler = megaraid_reset, \ - .highmem_io = 1 \ + .highmem_io = 1, \ + .vary_io = 1 \ } @@ -662,6 +657,9 @@ */ #define MEGAIOC_MAGIC 'm' +/* Mega IOCTL command */ +#define MEGAIOCCMD _IOWR(MEGAIOC_MAGIC, 0, struct uioctl_t) + #define MEGAIOC_QNADAP 'm' /* Query # of adapters */ #define MEGAIOC_QDRVRVER 'e' /* Query driver version */ #define MEGAIOC_QADAPINFO 'g' /* Query adapter information */ @@ -1115,7 +1113,6 @@ static int megaraid_command (Scsi_Cmnd *); static int megaraid_abort(Scsi_Cmnd *); static int megaraid_reset(Scsi_Cmnd *); -static int megaraid_biosparam (Disk *, kdev_t, int *); static int mega_build_sglist (adapter_t *adapter, scb_t *scb, u32 *buffer, u32 *length); @@ -1129,6 +1126,16 @@ static int megaraid_reboot_notify (struct notifier_block *, unsigned long, void *); static int megadev_open (struct inode *, struct file *); + +#if defined(CONFIG_COMPAT) || defined( __x86_64__) || defined(IA32_EMULATION) +#define LSI_CONFIG_COMPAT +#endif + +#ifdef LSI_CONFIG_COMPAT +static int megadev_compat_ioctl(unsigned int, unsigned int, unsigned long, + struct file *); +#endif + static int megadev_ioctl (struct inode *, struct file *, unsigned int, unsigned long); static int mega_m_to_n(void *, nitioctl_t *); @@ -1172,7 +1179,6 @@ static mega_ext_passthru* mega_prepare_extpassthru(adapter_t *, scb_t *, Scsi_Cmnd *, int, int); static void mega_enum_raid_scsi(adapter_t *); -static int mega_partsize(Disk *, kdev_t, int *); static void mega_get_boot_drv(adapter_t *); static inline int mega_get_ldrv_num(adapter_t *, Scsi_Cmnd *, int); static int mega_support_random_del(adapter_t *);