diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index cb8e4f3..1a3c662 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -140,6 +140,8 @@
 	void	(*hw_reset)(struct mmc_host *host);
 	unsigned long (*get_max_frequency)(struct mmc_host *host);
 	unsigned long (*get_min_frequency)(struct mmc_host *host);
+	int	(*stop_request)(struct mmc_host *host);
+	unsigned int	(*get_xfer_remain)(struct mmc_host *host);
 };
 
 struct mmc_card;
@@ -153,13 +155,25 @@
 	 * Returns 0 if success otherwise non zero.
 	 */
 	int (*err_check) (struct mmc_card *, struct mmc_async_req *);
+	/* Reinserts request back to the block layer */
+	void (*reinsert_req) (struct mmc_async_req *);
+	/* update what part of request is not done (packed_fail_idx) */
+	int (*update_interrupted_req) (struct mmc_card *,
+			struct mmc_async_req *);
 };
 
 /**
  * mmc_context_info - synchronization details for mmc context
  * @is_done_rcv		wake up reason was done request
  * @is_new_req		wake up reason was new request
- * @is_waiting_last_req	mmc context waiting for single running request
+ * @is_waiting_last_req	is true, when 1 request running on the bus and
+ *			NULL fetched as second request. MMC_BLK_NEW_REQUEST
+ *			notification will wake up mmc thread from waiting.
+ * @is_urgent		wake up reason was urgent request
+ * @is_waiting		is true, when first request is running on the bus,
+ *			second request preparation started or mmc thread is
+ *			waiting for the completion of the current request
+ *			(latter case is like @is_waiting_last_req)
  * @wait		wait queue
  * @lock		lock to protect data fields
  */
@@ -167,6 +181,8 @@
 	bool			is_done_rcv;
 	bool			is_new_req;
 	bool			is_waiting_last_req;
+	bool			is_urgent;
+	bool			is_waiting;
 	wait_queue_head_t	wait;
 	spinlock_t		lock;
 };
@@ -269,6 +285,7 @@
 #define MMC_CAP2_SANITIZE	(1 << 15)		/* Support Sanitize */
 #define MMC_CAP2_INIT_BKOPS	    (1 << 16)	/* Need to set BKOPS_EN */
 #define MMC_CAP2_CLK_SCALE	(1 << 17)	/* Allow dynamic clk scaling */
+#define MMC_CAP2_STOP_REQUEST	(1 << 18)	/* Allow stop ongoing request */
 	mmc_pm_flag_t		pm_caps;	/* supported pm features */
 
 	int			clk_requests;	/* internal reference counter */