1 files changed, 7 insertions, 3 deletions

diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index c15ae1986b98..913e5752569f 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);