mmc: tmio-common: Drop custom dma mapping functions
authorVignesh Raghavendra <vigneshr@ti.com>
Thu, 16 Jan 2020 08:53:46 +0000 (14:23 +0530)
committerTom Rini <trini@konsulko.com>
Sat, 25 Jan 2020 17:04:36 +0000 (12:04 -0500)
Drop local dma_map_single() and dma_unmap_single() and use arch specific
common implementation

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
drivers/mmc/tmio-common.c

index 669410d..5a8506d 100644 (file)
@@ -4,6 +4,7 @@
  *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
  */
 
+#include <asm/dma-mapping.h>
 #include <common.h>
 #include <clk.h>
 #include <cpu_func.h>
@@ -76,26 +77,6 @@ void tmio_sd_writel(struct tmio_sd_priv *priv,
                writel(val, priv->regbase + reg);
 }
 
-static dma_addr_t __dma_map_single(void *ptr, size_t size,
-                                  enum dma_data_direction dir)
-{
-       unsigned long addr = (unsigned long)ptr;
-
-       if (dir == DMA_FROM_DEVICE)
-               invalidate_dcache_range(addr, addr + size);
-       else
-               flush_dcache_range(addr, addr + size);
-
-       return addr;
-}
-
-static void __dma_unmap_single(dma_addr_t addr, size_t size,
-                              enum dma_data_direction dir)
-{
-       if (dir != DMA_TO_DEVICE)
-               invalidate_dcache_range(addr, addr + size);
-}
-
 static int tmio_sd_check_error(struct udevice *dev, struct mmc_cmd *cmd)
 {
        struct tmio_sd_priv *priv = dev_get_priv(dev);
@@ -362,7 +343,7 @@ static int tmio_sd_dma_xfer(struct udevice *dev, struct mmc_data *data)
 
        tmio_sd_writel(priv, tmp, TMIO_SD_DMA_MODE);
 
-       dma_addr = __dma_map_single(buf, len, dir);
+       dma_addr = dma_map_single(buf, len, dir);
 
        tmio_sd_dma_start(priv, dma_addr);
 
@@ -371,7 +352,7 @@ static int tmio_sd_dma_xfer(struct udevice *dev, struct mmc_data *data)
        if (poll_flag == TMIO_SD_DMA_INFO1_END_RD)
                udelay(1);
 
-       __dma_unmap_single(dma_addr, len, dir);
+       dma_unmap_single(buf, len, dir);
 
        return ret;
 }