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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef MMC_QUEUE_H
2#define MMC_QUEUE_H
3
4struct request;
5struct task_struct;
6
7struct mmc_queue {
8 struct mmc_card *card;
Christoph Hellwig87598a22006-11-13 20:23:52 +01009 struct task_struct *thread;
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 struct semaphore thread_sem;
11 unsigned int flags;
12 struct request *req;
13 int (*prep_fn)(struct mmc_queue *, struct request *);
14 int (*issue_fn)(struct mmc_queue *, struct request *);
15 void *data;
16 struct request_queue *queue;
17 struct scatterlist *sg;
18};
19
20struct mmc_io_request {
21 struct request *rq;
22 int num;
23 struct mmc_command selcmd; /* mmc_queue private */
24 struct mmc_command cmd[4]; /* max 4 commands */
25};
26
27extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *);
28extern void mmc_cleanup_queue(struct mmc_queue *);
29extern void mmc_queue_suspend(struct mmc_queue *);
30extern void mmc_queue_resume(struct mmc_queue *);
31
32#endif