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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
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+++ b/drivers/mtd/nand/nand_base.c
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@@ -1908,6 +1908,9 @@ static int nand_do_read_ops(struct mtd_i
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__func__, buf);
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read_retry:
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+#ifdef CONFIG_MTK_MTD_NAND
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+ ret = chip->read_page(mtd, chip, bufpoi, page);
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+#else
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if (nand_standard_page_accessors(&chip->ecc))
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chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, page);
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@@ -1927,6 +1930,7 @@ read_retry:
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else
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ret = chip->ecc.read_page(mtd, chip, bufpoi,
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oob_required, page);
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+#endif
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if (ret < 0) {
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if (use_bufpoi)
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/* Invalidate page cache */
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--- a/include/linux/mtd/rawnand.h
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+++ b/include/linux/mtd/rawnand.h
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@@ -897,6 +897,9 @@ struct nand_chip {
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int (*setup_data_interface)(struct mtd_info *mtd, int chipnr,
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const struct nand_data_interface *conf);
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+#ifdef CONFIG_MTK_MTD_NAND
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+ int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, u8 *buf, int page);
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+#endif /* CONFIG_MTK_MTD_NAND */
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int chip_delay;
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unsigned int options;
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