diff options
Diffstat (limited to 'i386/i386at/gpl/linux/scsi/sd_ioctl.c')
-rw-r--r-- | i386/i386at/gpl/linux/scsi/sd_ioctl.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/i386/i386at/gpl/linux/scsi/sd_ioctl.c b/i386/i386at/gpl/linux/scsi/sd_ioctl.c deleted file mode 100644 index 1898af6..0000000 --- a/i386/i386at/gpl/linux/scsi/sd_ioctl.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * drivers/scsi/sd_ioctl.c - * - * ioctl handling for SCSI disks - */ - -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/fs.h> -#include <linux/hdreg.h> -#include <linux/errno.h> - -#include <asm/segment.h> - -#include <linux/blk.h> -#include "scsi.h" -#include "scsi_ioctl.h" -#include "hosts.h" -#include "sd.h" - -int sd_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg) -{ - kdev_t dev = inode->i_rdev; - int error; - struct Scsi_Host * host; - int diskinfo[4]; - struct hd_geometry *loc = (struct hd_geometry *) arg; - - switch (cmd) { - case HDIO_GETGEO: /* Return BIOS disk parameters */ - if (!loc) return -EINVAL; - error = verify_area(VERIFY_WRITE, loc, sizeof(*loc)); - if (error) - return error; - host = rscsi_disks[MINOR(dev) >> 4].device->host; - diskinfo[0] = 0; - diskinfo[1] = 0; - diskinfo[2] = 0; - if(host->hostt->bios_param != NULL) - host->hostt->bios_param(&rscsi_disks[MINOR(dev) >> 4], - dev, - &diskinfo[0]); - put_user(diskinfo[0], &loc->heads); - put_user(diskinfo[1], &loc->sectors); - put_user(diskinfo[2], &loc->cylinders); - put_user(sd[MINOR(inode->i_rdev)].start_sect, &loc->start); - return 0; - case BLKGETSIZE: /* Return device size */ - if (!arg) return -EINVAL; - error = verify_area(VERIFY_WRITE, (long *) arg, sizeof(long)); - if (error) - return error; - put_user(sd[MINOR(inode->i_rdev)].nr_sects, - (long *) arg); - return 0; - case BLKRASET: - if(!suser()) return -EACCES; - if(!(inode->i_rdev)) return -EINVAL; - if(arg > 0xff) return -EINVAL; - read_ahead[MAJOR(inode->i_rdev)] = arg; - return 0; - case BLKFLSBUF: - if(!suser()) return -EACCES; - if(!(inode->i_rdev)) return -EINVAL; - fsync_dev(inode->i_rdev); - invalidate_buffers(inode->i_rdev); - return 0; - - case BLKRRPART: /* Re-read partition tables */ - return revalidate_scsidisk(dev, 1); - default: - return scsi_ioctl(rscsi_disks[MINOR(dev) >> 4].device , cmd, (void *) arg); - } -} - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-indent-level: 4 - * c-brace-imaginary-offset: 0 - * c-brace-offset: -4 - * c-argdecl-indent: 4 - * c-label-offset: -4 - * c-continued-statement-offset: 4 - * c-continued-brace-offset: 0 - * indent-tabs-mode: nil - * tab-width: 8 - * End: - */ |