mmc: fix sdio_io sparse errors

This patch fixes sdio_io sparse errors.
This fix changes signature of API functions,
changing
unsigned char -> u8
unsigned short -> u16
unsigned long -> u32 - this was probably a bug in 64 bit platforms

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>

2 files changed, 22 insertions, 35 deletions

diff --git a/drivers/mmc/core/sdio_io.c b/drivers/mmc/core/sdio_io.c
index cc42a41ff6ab..3ccf6919877c 100644..100755
--- a/drivers/mmc/core/sdio_io.c
+++ b/drivers/mmc/core/sdio_io.c
@@ -167,10 +167,8 @@ int sdio_set_block_size(struct sdio_func *func, unsigned blksz)
                 return -EINVAL;
 
         if (blksz == 0) {
-                blksz = min(min(
-                        func->max_blksize,
-                        func->card->host->max_blk_size),
-                        512u);
+                blksz = min(func->max_blksize, func->card->host->max_blk_size);
+                blksz = min(blksz, 512u);
         }
 
         ret = mmc_io_rw_direct(func->card, 1, 0,
@@ -311,10 +309,9 @@ static int sdio_io_rw_ext_helper(struct sdio_func *func, int write,
                 /* Blocks per command is limited by host count, host transfer
                  * size (we only use a single sg entry) and the maximum for
                  * IO_RW_EXTENDED of 511 blocks. */
-                max_blocks = min(min(
-                        func->card->host->max_blk_count,
-                        func->card->host->max_seg_size / func->cur_blksize),
-                        511u);
+                max_blocks = min(func->card->host->max_blk_count,
+                        func->card->host->max_seg_size / func->cur_blksize);
+                max_blocks = min(max_blocks, 511u);
 
                 while (remainder > func->cur_blksize) {
                         unsigned blocks;
@@ -364,11 +361,10 @@ static int sdio_io_rw_ext_helper(struct sdio_func *func, int write,
  *      function. If there is a problem reading the address, 0xff
  *      is returned and @err_ret will contain the error code.
  */
-unsigned char sdio_readb(struct sdio_func *func, unsigned int addr,
-        int *err_ret)
+u8 sdio_readb(struct sdio_func *func, unsigned int addr, int *err_ret)
 {
         int ret;
-        unsigned char val;
+        u8 val;
 
         BUG_ON(!func);
 
@@ -397,8 +393,7 @@ EXPORT_SYMBOL_GPL(sdio_readb);
  *      function. @err_ret will contain the status of the actual
  *      transfer.
  */
-void sdio_writeb(struct sdio_func *func, unsigned char b, unsigned int addr,
-        int *err_ret)
+void sdio_writeb(struct sdio_func *func, u8 b, unsigned int addr, int *err_ret)
 {
         int ret;
 
@@ -459,7 +454,6 @@ int sdio_readsb(struct sdio_func *func, void *dst, unsigned int addr,
 {
         return sdio_io_rw_ext_helper(func, 0, addr, 0, dst, count);
 }
-
 EXPORT_SYMBOL_GPL(sdio_readsb);
 
 /**
@@ -489,8 +483,7 @@ EXPORT_SYMBOL_GPL(sdio_writesb);
  *      function. If there is a problem reading the address, 0xffff
  *      is returned and @err_ret will contain the error code.
  */
-unsigned short sdio_readw(struct sdio_func *func, unsigned int addr,
-        int *err_ret)
+u16 sdio_readw(struct sdio_func *func, unsigned int addr, int *err_ret)
 {
         int ret;
 
@@ -504,7 +497,7 @@ unsigned short sdio_readw(struct sdio_func *func, unsigned int addr,
                 return 0xFFFF;
         }
 
-        return le16_to_cpu(*(u16*)func->tmpbuf);
+        return le16_to_cpup((__le16 *)func->tmpbuf);
 }
 EXPORT_SYMBOL_GPL(sdio_readw);
 
@@ -519,12 +512,11 @@ EXPORT_SYMBOL_GPL(sdio_readw);
  *      function. @err_ret will contain the status of the actual
  *      transfer.
  */
-void sdio_writew(struct sdio_func *func, unsigned short b, unsigned int addr,
-        int *err_ret)
+void sdio_writew(struct sdio_func *func, u16 b, unsigned int addr, int *err_ret)
 {
         int ret;
 
-        *(u16*)func->tmpbuf = cpu_to_le16(b);
+        *(__le16 *)func->tmpbuf = cpu_to_le16(b);
 
         ret = sdio_memcpy_toio(func, addr, func->tmpbuf, 2);
         if (err_ret)
@@ -543,8 +535,7 @@ EXPORT_SYMBOL_GPL(sdio_writew);
  *      0xffffffff is returned and @err_ret will contain the error
  *      code.
  */
-unsigned long sdio_readl(struct sdio_func *func, unsigned int addr,
-        int *err_ret)
+u32 sdio_readl(struct sdio_func *func, unsigned int addr, int *err_ret)
 {
         int ret;
 
@@ -558,7 +549,7 @@ unsigned long sdio_readl(struct sdio_func *func, unsigned int addr,
                 return 0xFFFFFFFF;
         }
 
-        return le32_to_cpu(*(u32*)func->tmpbuf);
+        return le32_to_cpup((__le32 *)func->tmpbuf);
 }
 EXPORT_SYMBOL_GPL(sdio_readl);
 
@@ -573,12 +564,11 @@ EXPORT_SYMBOL_GPL(sdio_readl);
  *      function. @err_ret will contain the status of the actual
  *      transfer.
  */
-void sdio_writel(struct sdio_func *func, unsigned long b, unsigned int addr,
-        int *err_ret)
+void sdio_writel(struct sdio_func *func, u32 b, unsigned int addr, int *err_ret)
 {
         int ret;
 
-        *(u32*)func->tmpbuf = cpu_to_le32(b);
+        *(__le32 *)func->tmpbuf = cpu_to_le32(b);
 
         ret = sdio_memcpy_toio(func, addr, func->tmpbuf, 4);
         if (err_ret)
diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h
index f57f22b3be88..28fb0a33acf8 100644..100755
--- a/include/linux/mmc/sdio_func.h
+++ b/include/linux/mmc/sdio_func.h
@@ -122,23 +122,20 @@ extern int sdio_release_irq(struct sdio_func *func);
 
 extern unsigned int sdio_align_size(struct sdio_func *func, unsigned int sz);
 
-extern unsigned char sdio_readb(struct sdio_func *func,
-        unsigned int addr, int *err_ret);
-extern unsigned short sdio_readw(struct sdio_func *func,
-        unsigned int addr, int *err_ret);
-extern unsigned long sdio_readl(struct sdio_func *func,
-        unsigned int addr, int *err_ret);
+extern u8 sdio_readb(struct sdio_func *func, unsigned int addr, int *err_ret);
+extern u16 sdio_readw(struct sdio_func *func, unsigned int addr, int *err_ret);
+extern u32 sdio_readl(struct sdio_func *func, unsigned int addr, int *err_ret);
 
 extern int sdio_memcpy_fromio(struct sdio_func *func, void *dst,
         unsigned int addr, int count);
 extern int sdio_readsb(struct sdio_func *func, void *dst,
         unsigned int addr, int count);
 
-extern void sdio_writeb(struct sdio_func *func, unsigned char b,
+extern void sdio_writeb(struct sdio_func *func, u8 b,
         unsigned int addr, int *err_ret);
-extern void sdio_writew(struct sdio_func *func, unsigned short b,
+extern void sdio_writew(struct sdio_func *func, u16 b,
         unsigned int addr, int *err_ret);
-extern void sdio_writel(struct sdio_func *func, unsigned long b,
+extern void sdio_writel(struct sdio_func *func, u32 b,
         unsigned int addr, int *err_ret);
 
 extern int sdio_memcpy_toio(struct sdio_func *func, unsigned int addr,