[U-Boot] [PATCH v4 12/21] sf: Use static for file-scope functions

[Jagan Teki]

Use static for file-scope functions and removed them from
header files.

Signed-off-by: Jagan Teki <jteki at openedev.com>
---
Changes for v4, v3, v2:
	- none

 drivers/mtd/spi/sf_internal.h | 18 ------------------
 drivers/mtd/spi/sf_ops.c      | 11 ++++++-----
 2 files changed, 6 insertions(+), 23 deletions(-)

diff --git a/drivers/mtd/spi/sf_internal.h b/drivers/mtd/spi/sf_internal.h
index 8216fdc..8ef88f4 100644
--- a/drivers/mtd/spi/sf_internal.h
+++ b/drivers/mtd/spi/sf_internal.h
@@ -167,18 +167,6 @@ int spi_flash_cmd_write(struct spi_slave *spi, const u8 *cmd, size_t cmd_len,
 /* Flash erase(sectors) operation, support all possible erase commands */
 int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len);
 
-/* Read the status register */
-int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs);
-
-/* Program the status register */
-int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws);
-
-/* Read the config register */
-int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc);
-
-/* Program the config register */
-int spi_flash_cmd_write_config(struct spi_flash *flash, u8 wc);
-
 /* Enable writing on the SPI flash */
 static inline int spi_flash_cmd_write_enable(struct spi_flash *flash)
 {
@@ -192,12 +180,6 @@ static inline int spi_flash_cmd_write_disable(struct spi_flash *flash)
 }
 
 /*
- * Send the read status command to the device and wait for the wip
- * (write-in-progress) bit to clear itself.
- */
-int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout);
-
-/*
  * Used for spi_flash write operation
  * - SPI claim
  * - spi_flash_cmd_write_enable
diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
index e20a3d6..af94c0b 100644
--- a/drivers/mtd/spi/sf_ops.c
+++ b/drivers/mtd/spi/sf_ops.c
@@ -39,7 +39,7 @@ static u8 spi_read_cmds_array[] = {
 	CMD_READ_QUAD_IO_FAST,
 };
 
-int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs)
+static int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs)
 {
 	int ret;
 	u8 cmd;
@@ -68,7 +68,7 @@ static int read_fsr(struct spi_flash *flash, u8 *fsr)
 	return 0;
 }
 
-int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws)
+static int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws)
 {
 	u8 cmd;
 	int ret;
@@ -84,7 +84,7 @@ int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws)
 }
 
 #if defined(CONFIG_SPI_FLASH_SPANSION) || defined(CONFIG_SPI_FLASH_WINBOND)
-int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc)
+static int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc)
 {
 	int ret;
 	u8 cmd;
@@ -99,7 +99,7 @@ int spi_flash_cmd_read_config(struct spi_flash *flash, u8 *rc)
 	return 0;
 }
 
-int spi_flash_cmd_write_config(struct spi_flash *flash, u8 wc)
+static int spi_flash_cmd_write_config(struct spi_flash *flash, u8 wc)
 {
 	u8 data[2];
 	u8 cmd;
@@ -237,7 +237,8 @@ static int spi_flash_ready(struct spi_flash *flash)
 	return sr && fsr;
 }
 
-int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout)
+static int spi_flash_cmd_wait_ready(struct spi_flash *flash,
+					unsigned long timeout)
 {
 	int timebase, ret;
 
-- 
1.9.1