mmc: Add function declarations for mmc_bread() and mmc_switch_part()

These private functions are used both in the driver-model implementation and
in the legacy code. Add them to the header.

Signed-off-by: Simon Glass <sjg@chromium.org>

drivers/mmc/mmc.c

@@ -215,11 +215,10 @@ static int mmc_read_blocks(struct mmc *mmc, void *dst, lbaint_t start,
 }
 
 #ifdef CONFIG_BLK
-static ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
-		       void *dst)
+ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt, void *dst)
 #else
-static ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start,
-		       lbaint_t blkcnt, void *dst)
+ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
+		void *dst)
 #endif
 {
 #ifdef CONFIG_BLK
@@ -566,7 +565,7 @@ static int mmc_set_capacity(struct mmc *mmc, int part_num)
 	return 0;
 }
 
-static int mmc_switch_part(struct mmc *mmc, unsigned int part_num)
+int mmc_switch_part(struct mmc *mmc, unsigned int part_num)
 {
 	int ret;
 

drivers/mmc/mmc_private.h

@@ -20,6 +20,14 @@ extern int mmc_set_blocklen(struct mmc *mmc, int len);
 void mmc_adapter_card_type_ident(void);
 #endif
 
+#ifdef CONFIG_BLK
+ulong mmc_bread(struct udevice *dev, lbaint_t start, lbaint_t blkcnt,
+		void *dst);
+#else
+ulong mmc_bread(struct blk_desc *block_dev, lbaint_t start, lbaint_t blkcnt,
+		void *dst);
+#endif
+
 #ifndef CONFIG_SPL_BUILD
 
 unsigned long mmc_berase(struct blk_desc *block_dev, lbaint_t start,
@@ -89,4 +97,13 @@ void mmc_list_init(void);
  */
 void mmc_list_add(struct mmc *mmc);
 
+/**
+ * mmc_switch_part() - Switch to a new MMC hardware partition
+ *
+ * @mmc:	MMC device
+ * @part_num:	Hardware partition number
+ * @return 0 if OK, -ve on error
+ */
+int mmc_switch_part(struct mmc *mmc, unsigned int part_num);
+
 #endif /* _MMC_PRIVATE_H_ */