ide: add device flags

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

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 465a92ca01794bd7c2bb2b7630a70c84d04b3776..ea7cd4e0b1570b6f65108960578da33944de41dc 100644 (file)
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -52,11 +52,6 @@
 
 static DEFINE_MUTEX(idecd_ref_mutex);
 
-#define to_ide_cd(obj) container_of(obj, struct cdrom_info, kref)
-
-#define ide_cd_g(disk) \
-       container_of((disk)->private_data, struct cdrom_info, driver)
-
 static void ide_cd_release(struct kref *);
 
 static struct cdrom_info *ide_cd_get(struct gendisk *disk)
@@ -64,7 +59,7 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
        struct cdrom_info *cd = NULL;
 
        mutex_lock(&idecd_ref_mutex);
-       cd = ide_cd_g(disk);
+       cd = ide_drv_g(disk, cdrom_info);
        if (cd) {
                if (ide_device_get(cd->drive))
                        cd = NULL;
@@ -746,7 +741,7 @@ static ide_startstop_t cdrom_seek_intr(ide_drive_t *drive)
 
        if (retry && time_after(jiffies, info->start_seek + IDECD_SEEK_TIMER)) {
                if (--retry == 0)
-                       drive->dsc_overlap = 0;
+                       drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
        }
        return ide_stopped;
 }
@@ -1134,7 +1129,7 @@ static ide_startstop_t cdrom_start_rw(ide_drive_t *drive, struct request *rq)
                }
                cd->dma = 0;
        } else
-               cd->dma = drive->using_dma;
+               cd->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
 
        if (write)
                cd->devinfo.media_written = 1;
@@ -1171,7 +1166,7 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
                else
                        buf = rq->data;
 
-               info->dma = drive->using_dma;
+               info->dma = !!(drive->dev_flags & IDE_DFLAG_USING_DMA);
 
                /*
                 * check if dma is safe
@@ -1216,7 +1211,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
                if (rq_data_dir(rq) == READ &&
                    IDE_LARGE_SEEK(info->last_block, block,
                            IDECD_SEEK_THRESHOLD) &&
-                   drive->dsc_overlap) {
+                   (drive->dev_flags & IDE_DFLAG_DSC_OVERLAP)) {
                        xferlen = 0;
                        fn = cdrom_start_seek_continuation;
 
@@ -1809,7 +1804,7 @@ static ide_proc_entry_t idecd_proc[] = {
        { NULL, 0, NULL, NULL }
 };
 
-ide_devset_rw_field(dsc_overlap, dsc_overlap);
+ide_devset_rw_flag(dsc_overlap, IDE_DFLAG_DSC_OVERLAP);
 
 static const struct ide_proc_devset idecd_settings[] = {
        IDE_PROC_DEVSET(dsc_overlap, 0, 1),
@@ -1915,7 +1910,10 @@ static int ide_cdrom_setup(ide_drive_t *drive)
        /* set correct block size */
        blk_queue_hardsect_size(drive->queue, CD_FRAMESIZE);
 
-       drive->dsc_overlap = (drive->next != drive);
+       if (drive->next != drive)
+               drive->dev_flags |= IDE_DFLAG_DSC_OVERLAP;
+       else
+               drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
 
        if (ide_cdrom_register(drive, nslots)) {
                printk(KERN_ERR "%s: %s failed to register device with the"
@@ -1941,7 +1939,7 @@ static void ide_cd_remove(ide_drive_t *drive)
 
 static void ide_cd_release(struct kref *kref)
 {
-       struct cdrom_info *info = to_ide_cd(kref);
+       struct cdrom_info *info = to_ide_drv(kref, cdrom_info);
        struct cdrom_device_info *devinfo = &info->devinfo;
        ide_drive_t *drive = info->drive;
        struct gendisk *g = info->disk;
@@ -1949,7 +1947,7 @@ static void ide_cd_release(struct kref *kref)
        kfree(info->toc);
        if (devinfo->handle == drive)
                unregister_cdrom(devinfo);
-       drive->dsc_overlap = 0;
+       drive->dev_flags &= ~IDE_DFLAG_DSC_OVERLAP;
        drive->driver_data = NULL;
        blk_queue_prep_rq(drive->queue, NULL);
        g->private_data = NULL;
@@ -1999,7 +1997,7 @@ static int idecd_open(struct inode *inode, struct file *file)
 static int idecd_release(struct inode *inode, struct file *file)
 {
        struct gendisk *disk = inode->i_bdev->bd_disk;
-       struct cdrom_info *info = ide_cd_g(disk);
+       struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
 
        cdrom_release(&info->devinfo, file);
 
@@ -2051,7 +2049,7 @@ static int idecd_ioctl(struct inode *inode, struct file *file,
                        unsigned int cmd, unsigned long arg)
 {
        struct block_device *bdev = inode->i_bdev;
-       struct cdrom_info *info = ide_cd_g(bdev->bd_disk);
+       struct cdrom_info *info = ide_drv_g(bdev->bd_disk, cdrom_info);
        int err;
 
        switch (cmd) {
@@ -2072,13 +2070,13 @@ static int idecd_ioctl(struct inode *inode, struct file *file,
 
 static int idecd_media_changed(struct gendisk *disk)
 {
-       struct cdrom_info *info = ide_cd_g(disk);
+       struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
        return cdrom_media_changed(&info->devinfo);
 }
 
 static int idecd_revalidate_disk(struct gendisk *disk)
 {
-       struct cdrom_info *info = ide_cd_g(disk);
+       struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
        struct request_sense sense;
 
        ide_cd_read_toc(info->drive, &sense);