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path: root/target/linux/ramips/patches-4.14/0040-nand-hack-restore-write_page.patch
blob: 80136b89a6e4602b5870b0f530d5452a50ef16c4 (plain)
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--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -885,6 +885,9 @@ struct nand_chip {
 	int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this);
 	int (*erase)(struct mtd_info *mtd, int page);
 	int (*scan_bbt)(struct mtd_info *mtd);
+	int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip,
+			uint32_t offset, int data_len, const uint8_t *buf,
+			int oob_required, int page, int raw);
 	int (*onfi_set_features)(struct mtd_info *mtd, struct nand_chip *chip,
 			int feature_addr, uint8_t *subfeature_para);
 	int (*onfi_get_features)(struct mtd_info *mtd, struct nand_chip *chip,
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -2753,9 +2753,14 @@ static int nand_do_write_ops(struct mtd_
 			memset(chip->oob_poi, 0xff, mtd->oobsize);
 		}
 
-		ret = nand_write_page(mtd, chip, column, bytes, wbuf,
-				      oob_required, page,
-				      (ops->mode == MTD_OPS_RAW));
+//		if (chip->write_page)
+			ret = chip->write_page(mtd, chip, column, bytes, wbuf,
+					       oob_required, page,
+					       (ops->mode == MTD_OPS_RAW));
+//		else
+//			ret = nand_write_page(mtd, chip, column, bytes, wbuf,
+//					      oob_required, page,
+//					      (ops->mode == MTD_OPS_RAW));
 		if (ret)
 			break;
 
@@ -4711,6 +4716,9 @@ int nand_scan_tail(struct mtd_info *mtd)
 		}
 	}
 
+//	if (!chip->write_page)
+//		chip->write_page = nand_write_page;
+
 	/*
 	 * Check ECC mode, default to software if 3byte/512byte hardware ECC is
 	 * selected and we have 256 byte pagesize fallback to software ECC