mmc: remove MMC_CAP2_NO_MULTI_READ flags

Now, mmc framework uses multi_io_quirk
for I/O HW bug workaround.
MMC_CAP2_NO_MULTI_READ flag is no longer needed
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/mmc/card/block.c

@@ -1398,11 +1398,6 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
 		if (disable_multi)
 			brq->data.blocks = 1;
 
-		/* Some controllers can't do multiblock reads due to hw bugs */
-		if (card->host->caps2 & MMC_CAP2_NO_MULTI_READ &&
-		    rq_data_dir(req) == READ)
-			brq->data.blocks = 1;
-
 		/*
 		 * Some controllers have HW issues while operating
 		 * in multiple I/O mode

include/linux/mmc/host.h

@@ -272,7 +272,6 @@ struct mmc_host {
 
 #define MMC_CAP2_BOOTPART_NOACC	(1 << 0)	/* Boot partition no access */
 #define MMC_CAP2_FULL_PWR_CYCLE	(1 << 2)	/* Can do full power cycle */
-#define MMC_CAP2_NO_MULTI_READ	(1 << 3)	/* Multiblock reads don't work */
 #define MMC_CAP2_HS200_1_8V_SDR	(1 << 5)        /* can support */
 #define MMC_CAP2_HS200_1_2V_SDR	(1 << 6)        /* can support */
 #define MMC_CAP2_HS200		(MMC_CAP2_HS200_1_8V_SDR | \