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mtd: nand_base: Use io{read, write}*_rep functions for transfer
This patch replaces the usage of loops in the nand_base code with io{read,write}{8,16}_rep calls instead. Signed-off-by: Alexander Shiyan <shc_work@mail.ru> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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65c972afb5
commit
76413839db
1 changed files with 4 additions and 15 deletions
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@ -211,11 +211,9 @@ static void nand_select_chip(struct mtd_info *mtd, int chipnr)
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*/
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static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *chip = mtd->priv;
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for (i = 0; i < len; i++)
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writeb(buf[i], chip->IO_ADDR_W);
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iowrite8_rep(chip->IO_ADDR_W, buf, len);
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}
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/**
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@ -228,11 +226,9 @@ static void nand_write_buf(struct mtd_info *mtd, const uint8_t *buf, int len)
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*/
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static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *chip = mtd->priv;
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for (i = 0; i < len; i++)
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buf[i] = readb(chip->IO_ADDR_R);
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ioread8_rep(chip->IO_ADDR_R, buf, len);
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}
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/**
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@ -245,14 +241,10 @@ static void nand_read_buf(struct mtd_info *mtd, uint8_t *buf, int len)
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*/
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static void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *chip = mtd->priv;
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u16 *p = (u16 *) buf;
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len >>= 1;
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for (i = 0; i < len; i++)
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writew(p[i], chip->IO_ADDR_W);
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iowrite16_rep(chip->IO_ADDR_W, p, len >> 1);
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}
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/**
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@ -265,13 +257,10 @@ static void nand_write_buf16(struct mtd_info *mtd, const uint8_t *buf, int len)
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*/
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static void nand_read_buf16(struct mtd_info *mtd, uint8_t *buf, int len)
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{
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int i;
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struct nand_chip *chip = mtd->priv;
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u16 *p = (u16 *) buf;
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len >>= 1;
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for (i = 0; i < len; i++)
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p[i] = readw(chip->IO_ADDR_R);
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ioread16_rep(chip->IO_ADDR_R, p, len >> 1);
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}
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/**
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