diff options
Diffstat (limited to 'drivers/mtd/spi/sf_ops.c')
| -rw-r--r-- | drivers/mtd/spi/sf_ops.c | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c index 2396e22..1003038 100644 --- a/drivers/mtd/spi/sf_ops.c +++ b/drivers/mtd/spi/sf_ops.c @@ -59,6 +59,22 @@ static int spi_flash_cmd_bankaddr_write(struct spi_flash *flash, u8 bank_sel) return 0; } + +static int spi_flash_bank(struct spi_flash *flash, u32 offset) +{ + u8 bank_sel; + int ret; + + 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); + return ret; + } + + return 0; +} #endif int spi_flash_cmd_wait_ready(struct spi_flash *flash, unsigned long timeout) @@ -162,15 +178,9 @@ int spi_flash_cmd_erase_ops(struct spi_flash *flash, u32 offset, size_t len) cmd[0] = flash->erase_cmd; while (len) { #ifdef CONFIG_SPI_FLASH_BAR - u8 bank_sel; - - 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); + ret = spi_flash_bank(flash, offset); + if (ret < 0) return ret; - } #endif spi_flash_addr(offset, cmd); @@ -203,15 +213,9 @@ int spi_flash_cmd_write_ops(struct spi_flash *flash, u32 offset, cmd[0] = CMD_PAGE_PROGRAM; for (actual = 0; actual < len; actual += chunk_len) { #ifdef CONFIG_SPI_FLASH_BAR - u8 bank_sel; - - 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); + ret = spi_flash_bank(flash, offset); + if (ret < 0) return ret; - } #endif byte_addr = offset % page_size; chunk_len = min(len - actual, page_size - byte_addr); |