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authorPaul Mackerras <paulus@samba.org>2007-05-08 13:37:51 +1000
committerPaul Mackerras <paulus@samba.org>2007-05-08 13:37:51 +1000
commit02bbc0f09c90cefdb2837605c96a66c5ce4ba2e1 (patch)
tree04ef573cd4de095c500c9fc3477f4278c0b36300 /drivers/mmc/card/queue.h
parent7487a2245b8841c77ba9db406cf99a483b9334e9 (diff)
parent5b94f675f57e4ff16c8fda09088d7480a84dcd91 (diff)
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/mmc/card/queue.h')
-rw-r--r--drivers/mmc/card/queue.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h
new file mode 100644
index 000000000000..c9f139e764f6
--- /dev/null
+++ b/drivers/mmc/card/queue.h
@@ -0,0 +1,32 @@
+#ifndef MMC_QUEUE_H
+#define MMC_QUEUE_H
+
+struct request;
+struct task_struct;
+
+struct mmc_queue {
+ struct mmc_card *card;
+ struct task_struct *thread;
+ struct semaphore thread_sem;
+ unsigned int flags;
+ struct request *req;
+ int (*prep_fn)(struct mmc_queue *, struct request *);
+ int (*issue_fn)(struct mmc_queue *, struct request *);
+ void *data;
+ struct request_queue *queue;
+ struct scatterlist *sg;
+};
+
+struct mmc_io_request {
+ struct request *rq;
+ int num;
+ struct mmc_command selcmd; /* mmc_queue private */
+ struct mmc_command cmd[4]; /* max 4 commands */
+};
+
+extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *);
+extern void mmc_cleanup_queue(struct mmc_queue *);
+extern void mmc_queue_suspend(struct mmc_queue *);
+extern void mmc_queue_resume(struct mmc_queue *);
+
+#endif