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-rw-r--r--include/linux/mmc/host.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index c15ae19..913e575 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -92,8 +92,10 @@ struct mmc_host {
unsigned int max_seg_size; /* see blk_queue_max_segment_size */
unsigned short max_hw_segs; /* see blk_queue_max_hw_segments */
unsigned short max_phys_segs; /* see blk_queue_max_phys_segments */
- unsigned short max_sectors; /* see blk_queue_max_sectors */
unsigned short unused;
+ unsigned int max_req_size; /* maximum number of bytes in one req */
+ unsigned int max_blk_size; /* maximum size of one mmc block */
+ unsigned int max_blk_count; /* maximum number of blocks in one req */
/* private data */
struct mmc_ios ios; /* current io bus settings */
@@ -106,8 +108,9 @@ struct mmc_host {
struct list_head cards; /* devices attached to this host */
wait_queue_head_t wq;
- spinlock_t lock; /* card_busy lock */
- struct mmc_card *card_busy; /* the MMC card claiming host */
+ spinlock_t lock; /* claimed lock */
+ unsigned int claimed:1; /* host exclusively claimed */
+
struct mmc_card *card_selected; /* the selected MMC card */
struct delayed_work detect;
@@ -126,6 +129,7 @@ static inline void *mmc_priv(struct mmc_host *host)
}
#define mmc_dev(x) ((x)->parent)
+#define mmc_classdev(x) (&(x)->class_dev)
#define mmc_hostname(x) ((x)->class_dev.bus_id)
extern int mmc_suspend_host(struct mmc_host *, pm_message_t);
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