Commands needing to be retried require a complete re-initialization.

[linux-2.6-omap-h63xx.git] / drivers / cdrom / cdrom.c

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index d47f2f80accdd226118ac10192c8f9bd10fe4b0f..7d2e91cccb13e99068a4499bc469ef9bc032c67b 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -973,7 +973,7 @@ static int cdrom_close_write(struct cdrom_device_info *cdi)
  * is in their own interest: device control becomes a lot easier
  * this way.
  */
-int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
+int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev, fmode_t mode)
 {
        int ret;
 
@@ -982,14 +982,14 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
        /* if this was a O_NONBLOCK open and we should honor the flags,
         * do a quick open without drive/disc integrity checks. */
        cdi->use_count++;
-       if ((fp->f_flags & O_NONBLOCK) && (cdi->options & CDO_USE_FFLAGS)) {
+       if ((mode & FMODE_NDELAY) && (cdi->options & CDO_USE_FFLAGS)) {
                ret = cdi->ops->open(cdi, 1);
        } else {
                ret = open_for_data(cdi);
                if (ret)
                        goto err;
                cdrom_mmc3_profile(cdi);
-               if (fp->f_mode & FMODE_WRITE) {
+               if (mode & FMODE_WRITE) {
                        ret = -EROFS;
                        if (cdrom_open_write(cdi))
                                goto err_release;
@@ -1007,7 +1007,7 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
                        cdi->name, cdi->use_count);
        /* Do this on open.  Don't wait for mount, because they might
            not be mounting, but opening with O_NONBLOCK */
-       check_disk_change(ip->i_bdev);
+       check_disk_change(bdev);
        return 0;
 err_release:
        if (CDROM_CAN(CDC_LOCK) && cdi->options & CDO_LOCK) {
@@ -1184,7 +1184,7 @@ static int check_for_audio_disc(struct cdrom_device_info * cdi,
        return 0;
 }
 
-int cdrom_release(struct cdrom_device_info *cdi, struct file *fp)
+void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode)
 {
        struct cdrom_device_ops *cdo = cdi->ops;
        int opened_for_data;
@@ -1205,7 +1205,7 @@ int cdrom_release(struct cdrom_device_info *cdi, struct file *fp)
        }
 
        opened_for_data = !(cdi->options & CDO_USE_FFLAGS) ||
-               !(fp && fp->f_flags & O_NONBLOCK);
+               !(mode & FMODE_NDELAY);
 
        /*
         * flush cache on last write release
@@ -1219,7 +1219,6 @@ int cdrom_release(struct cdrom_device_info *cdi, struct file *fp)
                    cdi->options & CDO_AUTO_EJECT && CDROM_CAN(CDC_OPEN_TRAY))
                        cdo->tray_move(cdi, 1);
        }
-       return 0;
 }
 
 static int cdrom_read_mech_status(struct cdrom_device_info *cdi, 
@@ -2082,10 +2081,6 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
        if (!q)
                return -ENXIO;
 
-       rq = blk_get_request(q, READ, GFP_KERNEL);
-       if (!rq)
-               return -ENOMEM;
-
        cdi->last_sense = 0;
 
        while (nframes) {
@@ -2097,9 +2092,17 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
 
                len = nr * CD_FRAMESIZE_RAW;
 
+               rq = blk_get_request(q, READ, GFP_KERNEL);
+               if (!rq) {
+                       ret = -ENOMEM;
+                       break;
+               }
+
                ret = blk_rq_map_user(q, rq, NULL, ubuf, len, GFP_KERNEL);
-               if (ret)
+               if (ret) {
+                       blk_put_request(rq);
                        break;
+               }
 
                rq->cmd[0] = GPCMD_READ_CD;
                rq->cmd[1] = 1 << 2;
@@ -2125,6 +2128,7 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
 
                if (blk_rq_unmap_user(bio))
                        ret = -EFAULT;
+               blk_put_request(rq);
 
                if (ret)
                        break;
@@ -2134,7 +2138,6 @@ static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
                ubuf += len;
        }
 
-       blk_put_request(rq);
        return ret;
 }
 
@@ -2662,17 +2665,17 @@ static int cdrom_ioctl_audioctl(struct cdrom_device_info *cdi,
  * these days.
  * ATAPI / SCSI specific code now mainly resides in mmc_ioctl().
  */
-int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi,
-               struct inode *ip, unsigned int cmd, unsigned long arg)
+int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
+               fmode_t mode, unsigned int cmd, unsigned long arg)
 {
        void __user *argp = (void __user *)arg;
        int ret;
-       struct gendisk *disk = ip->i_bdev->bd_disk;
+       struct gendisk *disk = bdev->bd_disk;
 
        /*
         * Try the generic SCSI command ioctl's first.
         */
-       ret = scsi_cmd_ioctl(file, disk->queue, disk, cmd, argp);
+       ret = scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp);
        if (ret != -ENOTTY)
                return ret;
 
@@ -2696,7 +2699,7 @@ int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi,
        case CDROM_SELECT_DISC:
                return cdrom_ioctl_select_disc(cdi, arg);
        case CDROMRESET:
-               return cdrom_ioctl_reset(cdi, ip->i_bdev);
+               return cdrom_ioctl_reset(cdi, bdev);
        case CDROM_LOCKDOOR:
                return cdrom_ioctl_lock_door(cdi, arg);
        case CDROM_DEBUG: