mmc: use .multi_io_quirk on tmio_mmc

Now, tmio_mmc can use .multi_io_quirk callback
instead of MMC_CAP2_NO_MULTI_READ flags.
let's use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
(cherry picked from commit bbf0208d39121bd8873b032459cb2b5f35e14593)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c
index ba45413..ff5ff0f 100644 (file)
--- a/drivers/mmc/host/tmio_mmc_pio.c
+++ b/drivers/mmc/host/tmio_mmc_pio.c
@@ -970,12 +970,25 @@ static int tmio_mmc_get_ro(struct mmc_host *mmc)
        return ret;
 }
 
+static int tmio_multi_io_quirk(struct mmc_card *card,
+                              unsigned int direction, int blk_size)
+{
+       struct tmio_mmc_host *host = mmc_priv(card->host);
+       struct tmio_mmc_data *pdata = host->pdata;
+
+       if (pdata->multi_io_quirk)
+               return pdata->multi_io_quirk(card, direction, blk_size);
+
+       return blk_size;
+}
+
 static const struct mmc_host_ops tmio_mmc_ops = {
        .request        = tmio_mmc_request,
        .set_ios        = tmio_mmc_set_ios,
        .get_ro         = tmio_mmc_get_ro,
        .get_cd         = mmc_gpio_get_cd,
        .enable_sdio_irq = tmio_mmc_enable_sdio_irq,
+       .multi_io_quirk = tmio_multi_io_quirk,
 };
 
 static int tmio_mmc_init_ocr(struct tmio_mmc_host *host)

diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h
index 90436d5..5738817 100644 (file)
--- a/include/linux/mfd/tmio.h
+++ b/include/linux/mfd/tmio.h
@@ -5,6 +5,7 @@
 #include <linux/fb.h>
 #include <linux/io.h>
 #include <linux/jiffies.h>
+#include <linux/mmc/card.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 
@@ -142,6 +143,8 @@ struct tmio_mmc_data {
        /* clock management callbacks */
        int (*clk_enable)(struct platform_device *pdev, unsigned int *f);
        void (*clk_disable)(struct platform_device *pdev);
+       int (*multi_io_quirk)(struct mmc_card *card,
+                             unsigned int direction, int blk_size);
 };
 
 /*