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git://projects.qi-hardware.com/openwrt-xburst.git
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91 lines
2.8 KiB
Diff
91 lines
2.8 KiB
Diff
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From 3ac9f7e0bc48b3c9ab6529410a2b8f3f9eac5bc5 Mon Sep 17 00:00:00 2001
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From: Lars-Peter Clausen <lars@metafoo.de>
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Date: Wed, 10 Nov 2010 11:29:36 +0100
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Subject: [PATCH 20/23] MTD: NAND: jz4740: Make 'struct platform_driver jz_nand_driver' static
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Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
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---
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drivers/mtd/nand/jz4740_nand.c | 2 +-
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1 files changed, 1 insertions(+), 1 deletions(-)
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--- a/drivers/mtd/nand/jz4740_nand.c
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+++ b/drivers/mtd/nand/jz4740_nand.c
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@@ -251,58 +251,6 @@ static int jz_nand_correct_ecc_rs(struct
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return 0;
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}
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-
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-/* Copy paste of nand_read_page_hwecc_oob_first except for different eccpos
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- * handling. The ecc area is for 4k chips 72 bytes long and thus does not fit
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- * into the eccpos array. */
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-static int jz_nand_read_page_hwecc_oob_first(struct mtd_info *mtd,
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- struct nand_chip *chip, uint8_t *buf, int page)
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-{
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- int i, eccsize = chip->ecc.size;
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- int eccbytes = chip->ecc.bytes;
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- int eccsteps = chip->ecc.steps;
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- uint8_t *p = buf;
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- unsigned int ecc_offset = chip->page_shift;
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-
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- /* Read the OOB area first */
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- chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);
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- chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
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- chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
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-
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- for (i = ecc_offset; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
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- int stat;
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-
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- chip->ecc.hwctl(mtd, NAND_ECC_READ);
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- chip->read_buf(mtd, p, eccsize);
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-
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- stat = chip->ecc.correct(mtd, p, &chip->oob_poi[i], NULL);
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- if (stat < 0)
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- mtd->ecc_stats.failed++;
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- else
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- mtd->ecc_stats.corrected += stat;
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- }
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- return 0;
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-}
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-
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-/* Copy-and-paste of nand_write_page_hwecc with different eccpos handling. */
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-static void jz_nand_write_page_hwecc(struct mtd_info *mtd,
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- struct nand_chip *chip, const uint8_t *buf)
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-{
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- int i, eccsize = chip->ecc.size;
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- int eccbytes = chip->ecc.bytes;
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- int eccsteps = chip->ecc.steps;
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- const uint8_t *p = buf;
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- unsigned int ecc_offset = chip->page_shift;
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-
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- for (i = ecc_offset; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
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- chip->ecc.hwctl(mtd, NAND_ECC_WRITE);
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- chip->write_buf(mtd, p, eccsize);
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- chip->ecc.calculate(mtd, p, &chip->oob_poi[i]);
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- }
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-
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- chip->write_buf(mtd, chip->oob_poi, mtd->oobsize);
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-}
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-
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#ifdef CONFIG_MTD_CMDLINE_PARTS
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static const char *part_probes[] = {"cmdline", NULL};
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#endif
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@@ -393,9 +341,6 @@ static int __devinit jz_nand_probe(struc
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chip->ecc.size = 512;
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chip->ecc.bytes = 9;
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- chip->ecc.read_page = jz_nand_read_page_hwecc_oob_first;
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- chip->ecc.write_page = jz_nand_write_page_hwecc;
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-
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if (pdata)
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chip->ecc.layout = pdata->ecc_layout;
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@@ -489,7 +434,7 @@ static int __devexit jz_nand_remove(stru
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return 0;
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}
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-struct platform_driver jz_nand_driver = {
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+static struct platform_driver jz_nand_driver = {
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.probe = jz_nand_probe,
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.remove = __devexit_p(jz_nand_remove),
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.driver = {
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