*/
#define MMC_SHIFT 3
-static int major;
-
/*
* There is one mmc_blk_data per slot.
*/
struct mmc_data data;
};
-static int mmc_blk_prep_rq(struct mmc_queue *mq, struct request *req)
-{
- struct mmc_blk_data *md = mq->data;
- int stat = BLKPREP_OK;
-
- /*
- * If we have no device, we haven't finished initialising.
- */
- if (!md || !mq->card) {
- printk(KERN_ERR "%s: killing request - no device/host\n",
- req->rq_disk->disk_name);
- stat = BLKPREP_KILL;
- }
-
- return stat;
-}
-
static u32 mmc_sd_num_wr_blocks(struct mmc_card *card)
{
int err;
if (ret)
goto err_putdisk;
- md->queue.prep_fn = mmc_blk_prep_rq;
md->queue.issue_fn = mmc_blk_issue_rq;
md->queue.data = md;
- md->disk->major = major;
+ md->disk->major = MMC_BLOCK_MAJOR;
md->disk->first_minor = devidx << MMC_SHIFT;
md->disk->fops = &mmc_bdops;
md->disk->private_data = md;
{
int res = -ENOMEM;
- res = register_blkdev(major, "mmc");
- if (res < 0) {
- printk(KERN_WARNING "Unable to get major %d for MMC media: %d\n",
- major, res);
+ res = register_blkdev(MMC_BLOCK_MAJOR, "mmc");
+ if (res)
goto out;
- }
- if (major == 0)
- major = res;
return mmc_register_driver(&mmc_driver);
static void __exit mmc_blk_exit(void)
{
mmc_unregister_driver(&mmc_driver);
- unregister_blkdev(major, "mmc");
+ unregister_blkdev(MMC_BLOCK_MAJOR, "mmc");
}
module_init(mmc_blk_init);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Multimedia Card (MMC) block device driver");
-module_param(major, int, 0444);
-MODULE_PARM_DESC(major, "specify the major device number for MMC block driver");