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sf: ops: Unify read_ops bank configuration

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Unified the bar code from read_ops into a spi_flash_bar()

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
This commit is contained in:
Jagannadha Sutradharudu Teki 2014-01-11 16:57:07 +05:30
parent 2ba863fae6
commit ab92224f45
1 changed files with 5 additions and 8 deletions
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13
drivers/mtd/spi/sf_ops.c
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@ -127,7 +127,7 @@ static int spi_flash_bank(struct spi_flash *flash, u32 offset)
return ret;
}
return 0;
return bank_sel;
}
#endif
@ -321,8 +321,9 @@ int spi_flash_read_common(struct spi_flash *flash, const u8 *cmd,
int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
size_t len, void *data)
{
u8 *cmd, cmdsz, bank_sel = 0;
u8 *cmd, cmdsz;
u32 remain_len, read_len;
int bank_sel = 0;
int ret = -1;
/* Handle memory-mapped SPI */
@ -346,13 +347,9 @@ int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
cmd[0] = flash->read_cmd;
while (len) {
#ifdef CONFIG_SPI_FLASH_BAR
bank_sel = offset / SPI_FLASH_16MB_BOUN;
ret = spi_flash_cmd_bankaddr_write(flash, bank_sel);
if (ret) {
debug("SF: fail to set bank%d\n", bank_sel);
bank_sel = spi_flash_bank(flash, offset);
if (bank_sel < 0)
return ret;
}
#endif
remain_len = (SPI_FLASH_16MB_BOUN * (bank_sel + 1)) - offset;
if (len < remain_len)