sf: Code cleanups
authorJagannadha Sutradharudu Teki <jaganna@xilinx.com>
Sun, 12 Jan 2014 16:08:21 +0000 (21:38 +0530)
committerJagannadha Sutradharudu Teki <jaganna@xilinx.com>
Sun, 12 Jan 2014 16:08:21 +0000 (21:38 +0530)
- comment typo's
- func args have a proper names

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
drivers/mtd/spi/sf_internal.h
drivers/mtd/spi/sf_ops.c
drivers/mtd/spi/sf_probe.c
include/spi_flash.h

index c77961fde0515944a3955d328b937e9507e5581b..6bcd5220400ca534840a1c0ea98425b0c0070caf 100644 (file)
 #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
 #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);
index 28527fa829bb8791f8fba7b0971370a82ed75a8c..bc4a822fb323dc0d379c092e5c81b783545089a3 100644 (file)
@@ -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),
index 6b59f2a717f78bc47de666b91c0dcb57a4a08ee4..ac42b60c82a33d22de83844e95277706727a86a8 100644 (file)
@@ -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)
index 437937cfc6b7412266a42c351e3b03d1d2623ca0..213d6592be90605b08b68d88157e048f7707d418 100644 (file)
 #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 */