mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-20 14:13:16 +00:00
9a3c805584
This helps understanding mtd changes needed to get downstream NAND driver working. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
33 lines
984 B
Diff
33 lines
984 B
Diff
--- a/drivers/mtd/nand/nand_base.c
|
|
+++ b/drivers/mtd/nand/nand_base.c
|
|
@@ -1908,6 +1908,9 @@ static int nand_do_read_ops(struct mtd_i
|
|
__func__, buf);
|
|
|
|
read_retry:
|
|
+#ifdef CONFIG_MTK_MTD_NAND
|
|
+ ret = chip->read_page(mtd, chip, bufpoi, page);
|
|
+#else
|
|
if (nand_standard_page_accessors(&chip->ecc))
|
|
chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, page);
|
|
|
|
@@ -1927,6 +1930,7 @@ read_retry:
|
|
else
|
|
ret = chip->ecc.read_page(mtd, chip, bufpoi,
|
|
oob_required, page);
|
|
+#endif
|
|
if (ret < 0) {
|
|
if (use_bufpoi)
|
|
/* Invalidate page cache */
|
|
--- a/include/linux/mtd/rawnand.h
|
|
+++ b/include/linux/mtd/rawnand.h
|
|
@@ -897,6 +897,9 @@ struct nand_chip {
|
|
int (*setup_data_interface)(struct mtd_info *mtd, int chipnr,
|
|
const struct nand_data_interface *conf);
|
|
|
|
+#ifdef CONFIG_MTK_MTD_NAND
|
|
+ int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, u8 *buf, int page);
|
|
+#endif /* CONFIG_MTK_MTD_NAND */
|
|
|
|
int chip_delay;
|
|
unsigned int options;
|