diff options
Diffstat (limited to 'drivers/scsi/3w-9xxx.c')
| -rw-r--r-- | drivers/scsi/3w-9xxx.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c index e9788f55ab13..e20b7bdd4c78 100644 --- a/drivers/scsi/3w-9xxx.c +++ b/drivers/scsi/3w-9xxx.c @@ -1,10 +1,11 @@ /* 3w-9xxx.c -- 3ware 9000 Storage Controller device driver for Linux. - Written By: Adam Radford <linuxraid@amcc.com> - Modifications By: Tom Couch <linuxraid@amcc.com> + Written By: Adam Radford <linuxraid@lsi.com> + Modifications By: Tom Couch <linuxraid@lsi.com> Copyright (C) 2004-2009 Applied Micro Circuits Corporation. + Copyright (C) 2010 LSI Corporation. 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 @@ -40,10 +41,10 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Bugs/Comments/Suggestions should be mailed to: - linuxraid@amcc.com + linuxraid@lsi.com For more information, goto: - http://www.amcc.com + http://www.lsi.com Note: This version of the driver does not contain a bundled firmware image. @@ -77,6 +78,7 @@ Use pci_resource_len() for ioremap(). 2.26.02.012 - Add power management support. 2.26.02.013 - Fix bug in twa_load_sgl(). + 2.26.02.014 - Force 60 second timeout default. */ #include <linux/module.h> @@ -102,14 +104,14 @@ #include "3w-9xxx.h" /* Globals */ -#define TW_DRIVER_VERSION "2.26.02.013" +#define TW_DRIVER_VERSION "2.26.02.014" static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT]; static unsigned int twa_device_extension_count; static int twa_major = -1; extern struct timezone sys_tz; /* Module parameters */ -MODULE_AUTHOR ("AMCC"); +MODULE_AUTHOR ("LSI"); MODULE_DESCRIPTION ("3ware 9000 Storage Controller Linux Driver"); MODULE_LICENSE("GPL"); MODULE_VERSION(TW_DRIVER_VERSION); @@ -123,7 +125,7 @@ static void twa_aen_queue_event(TW_Device_Extension *tw_dev, TW_Command_Apache_H static int twa_aen_read_queue(TW_Device_Extension *tw_dev, int request_id); static char *twa_aen_severity_lookup(unsigned char severity_code); static void twa_aen_sync_time(TW_Device_Extension *tw_dev, int request_id); -static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg); +static long twa_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg); static int twa_chrdev_open(struct inode *inode, struct file *file); static int twa_fill_sense(TW_Device_Extension *tw_dev, int request_id, int copy_sense, int print_host); static void twa_free_request_id(TW_Device_Extension *tw_dev,int request_id); @@ -218,7 +220,7 @@ static struct device_attribute *twa_host_attrs[] = { /* File operations struct for character device */ static const struct file_operations twa_fops = { .owner = THIS_MODULE, - .ioctl = twa_chrdev_ioctl, + .unlocked_ioctl = twa_chrdev_ioctl, .open = twa_chrdev_open, .release = NULL }; @@ -635,8 +637,9 @@ out: } /* End twa_check_srl() */ /* This function handles ioctl for the character device */ -static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +static long twa_chrdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { + struct inode *inode = file->f_path.dentry->d_inode; long timeout; unsigned long *cpu_addr, data_buffer_length_adjusted = 0, flags = 0; dma_addr_t dma_handle; @@ -655,6 +658,8 @@ static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int int retval = TW_IOCTL_ERROR_OS_EFAULT; void __user *argp = (void __user *)arg; + lock_kernel(); + /* Only let one of these through at a time */ if (mutex_lock_interruptible(&tw_dev->ioctl_lock)) { retval = TW_IOCTL_ERROR_OS_EINTR; @@ -874,6 +879,7 @@ out3: out2: mutex_unlock(&tw_dev->ioctl_lock); out: + unlock_kernel(); return retval; } /* End twa_chrdev_ioctl() */ @@ -1990,6 +1996,15 @@ static void twa_unmap_scsi_data(TW_Device_Extension *tw_dev, int request_id) scsi_dma_unmap(cmd); } /* End twa_unmap_scsi_data() */ +/* This function gets called when a disk is coming on-line */ +static int twa_slave_configure(struct scsi_device *sdev) +{ + /* Force 60 second timeout */ + blk_queue_rq_timeout(sdev->request_queue, 60 * HZ); + + return 0; +} /* End twa_slave_configure() */ + /* scsi_host_template initializer */ static struct scsi_host_template driver_template = { .module = THIS_MODULE, @@ -1999,6 +2014,7 @@ static struct scsi_host_template driver_template = { .bios_param = twa_scsi_biosparam, .change_queue_depth = twa_change_queue_depth, .can_queue = TW_Q_LENGTH-2, + .slave_configure = twa_slave_configure, .this_id = -1, .sg_tablesize = TW_APACHE_MAX_SGL_LENGTH, .max_sectors = TW_MAX_SECTORS, |