sf: Code cleanups

- comment typo's
- func args have a proper names

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>

drivers/mtd/spi/sf_internal.h

@@ -20,11 +20,6 @@
 #define SPI_FLASH_CFI_MFR_MACRONIX	0xc2
 #define SPI_FLASH_CFI_MFR_WINBOND	0xef
 
-/* SECT flags */
-#define SECT_4K				(1 << 1)
-#define SECT_32K			(1 << 2)
-#define E_FSR				(1 << 3)
-
 /* Erase commands */
 #define CMD_ERASE_4K			0x20
 #define CMD_ERASE_32K			0x52
@@ -60,10 +55,10 @@
 #endif
 
 /* Common status */
-#define STATUS_WIP			0x01
+#define STATUS_WIP			(1 << 0)
 #define STATUS_QEB_WINSPAN		(1 << 1)
 #define STATUS_QEB_MXIC			(1 << 6)
-#define STATUS_PEC			0x80
+#define STATUS_PEC			(1 << 7)
 
 /* Flash timeout values */
 #define SPI_FLASH_PROG_TIMEOUT		(2 * CONFIG_SYS_HZ)
@@ -105,7 +100,7 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len);
 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 sr);
+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);

drivers/mtd/spi/sf_ops.c

@@ -39,13 +39,13 @@ int spi_flash_cmd_read_status(struct spi_flash *flash, u8 *rs)
 	return 0;
 }
 
-int spi_flash_cmd_write_status(struct spi_flash *flash, u8 sr)
+int spi_flash_cmd_write_status(struct spi_flash *flash, u8 ws)
 {
 	u8 cmd;
 	int ret;
 
 	cmd = CMD_WRITE_STATUS;
-	ret = spi_flash_write_common(flash, &cmd, 1, &sr, 1);
+	ret = spi_flash_write_common(flash, &cmd, 1, &ws, 1);
 	if (ret < 0) {
 		debug("SF: fail to write status register\n");
 		return ret;
@@ -279,7 +279,7 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset,
 
 		spi_flash_addr(offset, cmd);
 
-		debug("PP: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %zu\n",
+		debug("SF: 0x%p => cmd = { 0x%02x 0x%02x%02x%02x } chunk_len = %zu\n",
 		      buf + actual, cmd[0], cmd[1], cmd[2], cmd[3], chunk_len);
 
 		ret = spi_flash_write_common(flash, cmd, sizeof(cmd),

drivers/mtd/spi/sf_probe.c

@@ -167,7 +167,7 @@ static struct spi_flash *spi_flash_validate_params(struct spi_slave *spi,
 		cmd = spi_read_cmds_array[cmd - 1];
 		flash->read_cmd = cmd;
 	} else {
-		/* Go for for default supported read cmd */
+		/* Go for default supported read cmd */
 		flash->read_cmd = CMD_READ_ARRAY_FAST;
 	}
 
@@ -207,7 +207,7 @@ static struct spi_flash *spi_flash_validate_params(struct spi_slave *spi,
 		flash->dummy_byte = 1;
 	}
 
-	/* Poll cmd seclection */
+	/* Poll cmd selection */
 	flash->poll_cmd = CMD_READ_STATUS;
 #ifdef CONFIG_SPI_FLASH_STMICRO
 	if (params->flags & E_FSR)

include/spi_flash.h

@@ -19,7 +19,10 @@
 #include <linux/types.h>
 #include <linux/compiler.h>
 
-/* No enum list for write commands only QPP */
+/* sf param flags */
+#define SECT_4K		1 << 1
+#define SECT_32K	1 << 2
+#define E_FSR		1 << 3
 #define WR_QPP		1 << 4
 
 /* Enum list - Full read commands */