2005-04-16 22:20:36 +00:00
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#ifndef MMC_QUEUE_H
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#define MMC_QUEUE_H
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struct request;
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struct task_struct;
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2011-07-09 21:12:36 +00:00
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struct mmc_blk_request {
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struct mmc_request mrq;
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struct mmc_command sbc;
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struct mmc_command cmd;
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struct mmc_command stop;
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struct mmc_data data;
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};
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struct mmc_queue_req {
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struct request *req;
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struct mmc_blk_request brq;
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struct scatterlist *sg;
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char *bounce_buf;
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struct scatterlist *bounce_sg;
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unsigned int bounce_sg_len;
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};
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2005-04-16 22:20:36 +00:00
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struct mmc_queue {
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struct mmc_card *card;
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2006-11-13 19:23:52 +00:00
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struct task_struct *thread;
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2005-04-16 22:20:36 +00:00
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struct semaphore thread_sem;
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unsigned int flags;
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int (*issue_fn)(struct mmc_queue *, struct request *);
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void *data;
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struct request_queue *queue;
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2011-07-01 16:55:31 +00:00
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struct mmc_queue_req mqrq[2];
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2011-07-09 21:12:36 +00:00
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struct mmc_queue_req *mqrq_cur;
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2011-07-01 16:55:31 +00:00
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struct mmc_queue_req *mqrq_prev;
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2005-04-16 22:20:36 +00:00
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};
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2011-06-23 10:40:28 +00:00
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extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *,
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const char *);
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2005-04-16 22:20:36 +00:00
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extern void mmc_cleanup_queue(struct mmc_queue *);
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extern void mmc_queue_suspend(struct mmc_queue *);
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extern void mmc_queue_resume(struct mmc_queue *);
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2011-07-09 21:12:36 +00:00
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extern unsigned int mmc_queue_map_sg(struct mmc_queue *,
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struct mmc_queue_req *);
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extern void mmc_queue_bounce_pre(struct mmc_queue_req *);
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extern void mmc_queue_bounce_post(struct mmc_queue_req *);
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2007-05-11 22:26:16 +00:00
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2005-04-16 22:20:36 +00:00
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#endif
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