mtd: nand: tango: Cleanup raw_write and raw_read

Drop raw_write return value (no longer used).
Drop raw_read  return value (for symmetry).

Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>

diff --git a/drivers/mtd/nand/tango_nand.c b/drivers/mtd/nand/tango_nand.c
index bacc2a02b7fed54572447360583a2b10d851df5d..7ed35348993ec095d89464aab3db6714aa4e83b3 100644 (file)
--- a/drivers/mtd/nand/tango_nand.c
+++ b/drivers/mtd/nand/tango_nand.c
@@ -343,7 +343,7 @@ static void aux_write(struct nand_chip *chip, const u8 **buf, int len, int *pos)
  * buf = |      PKT_0      | ... |      PKT_N      |
  *       +-----------------+-----+-----------------+
  */
-static int raw_read(struct nand_chip *chip, u8 *buf, u8 *oob)
+static void raw_read(struct nand_chip *chip, u8 *buf, u8 *oob)
 {
        u8 *oob_orig = oob;
        const int page_size = chip->mtd.writesize;
@@ -367,11 +367,9 @@ static int raw_read(struct nand_chip *chip, u8 *buf, u8 *oob)
        aux_read(chip, &oob_orig, BBM_SIZE, &pos);
        aux_read(chip, &buf, pkt_size - rem, &pos);
        aux_read(chip, &oob, ecc_size, &pos);
-
-       return 0;
 }
 
-static int raw_write(struct nand_chip *chip, const u8 *buf, const u8 *oob)
+static void raw_write(struct nand_chip *chip, const u8 *buf, const u8 *oob)
 {
        const u8 *oob_orig = oob;
        const int page_size = chip->mtd.writesize;
@@ -395,15 +393,14 @@ static int raw_write(struct nand_chip *chip, const u8 *buf, const u8 *oob)
        aux_write(chip, &oob_orig, BBM_SIZE, &pos);
        aux_write(chip, &buf, pkt_size - rem, &pos);
        aux_write(chip, &oob, ecc_size, &pos);
-
-       return 0;
 }
 
 static int tango_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
                               u8 *buf, int oob_required, int page)
 {
        chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
-       return raw_read(chip, buf, chip->oob_poi);
+       raw_read(chip, buf, chip->oob_poi);
+       return 0;
 }
 
 static int tango_write_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
@@ -419,7 +416,8 @@ static int tango_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
                          int page)
 {
        chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
-       return raw_read(chip, NULL, chip->oob_poi);
+       raw_read(chip, NULL, chip->oob_poi);
+       return 0;
 }
 
 static int tango_write_oob(struct mtd_info *mtd, struct nand_chip *chip,