mirror of https://gitee.com/openkylin/linux.git
34 lines
857 B
C
34 lines
857 B
C
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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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struct mmc_queue {
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struct mmc_card *card;
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struct completion thread_complete;
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wait_queue_head_t thread_wq;
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struct semaphore thread_sem;
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unsigned int flags;
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struct request *req;
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int (*prep_fn)(struct mmc_queue *, struct request *);
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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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struct scatterlist *sg;
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};
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struct mmc_io_request {
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struct request *rq;
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int num;
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struct mmc_command selcmd; /* mmc_queue private */
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struct mmc_command cmd[4]; /* max 4 commands */
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};
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extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *);
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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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#endif
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