UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

mtd: nand: sunxi: Fix OOB bytes retrieval in read_chunks_dma() 

The column address passed to the RNDOUT operation was missing the page
size offset.

Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Fixes: 614049a8d9 ("mtd: nand: sunxi: add support for DMA assisted operations")
This commit is contained in:
Boris Brezillon 2016-06-15 11:22:12 +02:00
parent 1d6b1e4649
commit 252173c69e
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/mtd/nand/sunxi_nand.c
View File

@ -1094,7 +1094,8 @@ static int sunxi_nfc_hw_ecc_read_chunks_dma(struct mtd_info *mtd, uint8_t *buf,
if (oob_required && !erased) {
/* TODO: use DMA to retrieve OOB */
nand->cmdfunc(mtd, NAND_CMD_RNDOUT, oob_off, -1);
nand->cmdfunc(mtd, NAND_CMD_RNDOUT,
mtd->writesize + oob_off, -1);
nand->read_buf(mtd, oob, ecc->bytes + 4);
sunxi_nfc_hw_ecc_get_prot_oob_bytes(mtd, oob, i,
@ -1129,7 +1130,8 @@ static int sunxi_nfc_hw_ecc_read_chunks_dma(struct mtd_info *mtd, uint8_t *buf,
}
/* TODO: use DMA to retrieve OOB */
nand->cmdfunc(mtd, NAND_CMD_RNDOUT, oob_off, -1);
nand->cmdfunc(mtd, NAND_CMD_RNDOUT,
mtd->writesize + oob_off, -1);
nand->read_buf(mtd, oob, ecc->bytes + 4);
ret = nand_check_erased_ecc_chunk(data, ecc->size,