diff options
Diffstat (limited to 'kernel/drivers/ide/ide-disk_ioctl.c')
-rw-r--r-- | kernel/drivers/ide/ide-disk_ioctl.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/kernel/drivers/ide/ide-disk_ioctl.c b/kernel/drivers/ide/ide-disk_ioctl.c new file mode 100644 index 000000000..da36f729f --- /dev/null +++ b/kernel/drivers/ide/ide-disk_ioctl.c @@ -0,0 +1,32 @@ +#include <linux/kernel.h> +#include <linux/ide.h> +#include <linux/hdreg.h> +#include <linux/mutex.h> + +#include "ide-disk.h" + +static DEFINE_MUTEX(ide_disk_ioctl_mutex); +static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = { +{ HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address }, +{ HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount }, +{ HDIO_GET_NOWERR, HDIO_SET_NOWERR, &ide_devset_nowerr }, +{ HDIO_GET_WCACHE, HDIO_SET_WCACHE, &ide_devset_wcache }, +{ HDIO_GET_ACOUSTIC, HDIO_SET_ACOUSTIC, &ide_devset_acoustic }, +{ 0 } +}; + +int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode, + unsigned int cmd, unsigned long arg) +{ + int err; + + mutex_lock(&ide_disk_ioctl_mutex); + err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings); + if (err != -EOPNOTSUPP) + goto out; + + err = generic_ide_ioctl(drive, bdev, cmd, arg); +out: + mutex_unlock(&ide_disk_ioctl_mutex); + return err; +} |