nfs: new subdir Documentation/filesystems/nfs

[safe/jmp/linux-2.6] / drivers / cdrom / viocd.c

diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 9d0dfe6..57ca69e 100644 (file)
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -151,23 +151,24 @@ static const struct file_operations proc_viocd_operations = {
        .release        = single_release,
 };
 
-static int viocd_blk_open(struct inode *inode, struct file *file)
+static int viocd_blk_open(struct block_device *bdev, fmode_t mode)
 {
-       struct disk_info *di = inode->i_bdev->bd_disk->private_data;
-       return cdrom_open(&di->viocd_info, inode, file);
+       struct disk_info *di = bdev->bd_disk->private_data;
+       return cdrom_open(&di->viocd_info, bdev, mode);
 }
 
-static int viocd_blk_release(struct inode *inode, struct file *file)
+static int viocd_blk_release(struct gendisk *disk, fmode_t mode)
 {
-       struct disk_info *di = inode->i_bdev->bd_disk->private_data;
-       return cdrom_release(&di->viocd_info, file);
+       struct disk_info *di = disk->private_data;
+       cdrom_release(&di->viocd_info, mode);
+       return 0;
 }
 
-static int viocd_blk_ioctl(struct inode *inode, struct file *file,
+static int viocd_blk_ioctl(struct block_device *bdev, fmode_t mode,
                unsigned cmd, unsigned long arg)
 {
-       struct disk_info *di = inode->i_bdev->bd_disk->private_data;
-       return cdrom_ioctl(file, &di->viocd_info, inode, cmd, arg);
+       struct disk_info *di = bdev->bd_disk->private_data;
+       return cdrom_ioctl(&di->viocd_info, bdev, mode, cmd, arg);
 }
 
 static int viocd_blk_media_changed(struct gendisk *disk)
@@ -176,11 +177,11 @@ static int viocd_blk_media_changed(struct gendisk *disk)
        return cdrom_media_changed(&di->viocd_info);
 }
 
-struct block_device_operations viocd_fops = {
+static const struct block_device_operations viocd_fops = {
        .owner =                THIS_MODULE,
        .open =                 viocd_blk_open,
        .release =              viocd_blk_release,
-       .ioctl =                viocd_blk_ioctl,
+       .locked_ioctl =         viocd_blk_ioctl,
        .media_changed =        viocd_blk_media_changed,
 };
 
@@ -281,7 +282,7 @@ static int send_request(struct request *req)
                        viopath_targetinst(viopath_hostLp),
                        (u64)req, VIOVERSION << 16,
                        ((u64)DEVICE_NR(diskinfo) << 48) | dmaaddr,
-                       (u64)req->sector * 512, len, 0);
+                       (u64)blk_rq_pos(req) * 512, len, 0);
        if (hvrc != HvLpEvent_Rc_Good) {
                printk(VIOCD_KERN_WARNING "hv error on op %d\n", (int)hvrc);
                return -1;
@@ -290,36 +291,19 @@ static int send_request(struct request *req)
        return 0;
 }
 
-static void viocd_end_request(struct request *req, int error)
-{
-       int nsectors = req->hard_nr_sectors;
-
-       /*
-        * Make sure it's fully ended, and ensure that we process
-        * at least one sector.
-        */
-       if (blk_pc_request(req))
-               nsectors = (req->data_len + 511) >> 9;
-       if (!nsectors)
-               nsectors = 1;
-
-       if (__blk_end_request(req, error, nsectors << 9))
-               BUG();
-}
-
 static int rwreq;
 
 static void do_viocd_request(struct request_queue *q)
 {
        struct request *req;
 
-       while ((rwreq == 0) && ((req = elv_next_request(q)) != NULL)) {
+       while ((rwreq == 0) && ((req = blk_fetch_request(q)) != NULL)) {
                if (!blk_fs_request(req))
-                       viocd_end_request(req, -EIO);
+                       __blk_end_request_all(req, -EIO);
                else if (send_request(req) < 0) {
                        printk(VIOCD_KERN_WARNING
                                        "unable to send message to OS/400!");
-                       viocd_end_request(req, -EIO);
+                       __blk_end_request_all(req, -EIO);
                } else
                        rwreq++;
        }
@@ -485,8 +469,8 @@ static void vio_handle_cd_event(struct HvLpEvent *event)
        case viocdopen:
                if (event->xRc == 0) {
                        di = &viocd_diskinfo[bevent->disk];
-                       blk_queue_hardsect_size(di->viocd_disk->queue,
-                                       bevent->block_size);
+                       blk_queue_logical_block_size(di->viocd_disk->queue,
+                                                    bevent->block_size);
                        set_capacity(di->viocd_disk,
                                        bevent->media_size *
                                        bevent->block_size / 512);
@@ -530,9 +514,9 @@ return_complete:
                                        "with rc %d:0x%04X: %s\n",
                                        req, event->xRc,
                                        bevent->sub_result, err->msg);
-                       viocd_end_request(req, -EIO);
+                       __blk_end_request_all(req, -EIO);
                } else
-                       viocd_end_request(req, 0);
+                       __blk_end_request_all(req, 0);
 
                /* restart handling of incoming requests */
                spin_unlock_irqrestore(&viocd_reqlock, flags);
@@ -550,12 +534,19 @@ return_complete:
        }
 }
 
+static int viocd_audio_ioctl(struct cdrom_device_info *cdi, unsigned int cmd,
+                            void *arg)
+{
+       return -EINVAL;
+}
+
 static struct cdrom_device_ops viocd_dops = {
        .open = viocd_open,
        .release = viocd_release,
        .media_changed = viocd_media_changed,
        .lock_door = viocd_lock_door,
        .generic_packet = viocd_packet,
+       .audio_ioctl = viocd_audio_ioctl,
        .capability = CDC_CLOSE_TRAY | CDC_OPEN_TRAY | CDC_LOCK | CDC_SELECT_SPEED | CDC_SELECT_DISC | CDC_MULTI_SESSION | CDC_MCN | CDC_MEDIA_CHANGED | CDC_PLAY_AUDIO | CDC_RESET | CDC_DRIVE_STATUS | CDC_GENERIC_PACKET | CDC_CD_R | CDC_CD_RW | CDC_DVD | CDC_DVD_R | CDC_DVD_RAM | CDC_RAM
 };
 
@@ -579,7 +570,7 @@ static int viocd_probe(struct vio_dev *vdev, const struct vio_device_id *id)
        struct device_node *node = vdev->dev.archdata.of_node;
 
        deviceno = vdev->unit_address;
-       if (deviceno > VIOCD_MAX_CD)
+       if (deviceno >= VIOCD_MAX_CD)
                return -ENODEV;
        if (!node)
                return -ENODEV;