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path: root/drivers/mtd/spi/sf_ops.c
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Diffstat (limited to 'drivers/mtd/spi/sf_ops.c')
-rw-r--r--drivers/mtd/spi/sf_ops.c36
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);