From: Uwe Kleine-König Date: Mon, 23 Apr 2012 09:23:39 +0000 (+0200) Subject: mtd: mxc_nand: put callback for data correction into devtype struct X-Git-Tag: firefly_0821_release~3680^2~2686^2~49 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=69d023be00e9bb5368ced679cead9fb25474ec69;p=firefly-linux-kernel-4.4.55.git mtd: mxc_nand: put callback for data correction into devtype struct This gets rid of one more nfc_is_vX(). Signed-off-by: Uwe Kleine-König Signed-off-by: Artem Bityutskiy Signed-off-by: David Woodhouse --- diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 03664d5742d9..4a6d763ab7f7 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -154,6 +154,8 @@ struct mxc_nand_devtype_data { u32 (*get_ecc_status)(struct mxc_nand_host *); struct nand_ecclayout *ecclayout_512, *ecclayout_2k, *ecclayout_4k; void (*select_chip)(struct mtd_info *mtd, int chip); + int (*correct_data)(struct mtd_info *mtd, u_char *dat, + u_char *read_ecc, u_char *calc_ecc); }; struct mxc_nand_host { @@ -1138,6 +1140,7 @@ static const struct mxc_nand_devtype_data imx21_nand_devtype_data = { .ecclayout_2k = &nandv1_hw_eccoob_largepage, .ecclayout_4k = &nandv1_hw_eccoob_smallpage, /* XXX: needs fix */ .select_chip = mxc_nand_select_chip_v1_v3, + .correct_data = mxc_nand_correct_data_v1, }; /* v21: i.MX25, i.MX35 */ @@ -1155,6 +1158,7 @@ static const struct mxc_nand_devtype_data imx25_nand_devtype_data = { .ecclayout_2k = &nandv2_hw_eccoob_largepage, .ecclayout_4k = &nandv2_hw_eccoob_4k, .select_chip = mxc_nand_select_chip_v2, + .correct_data = mxc_nand_correct_data_v2_v3, }; /* v3: i.MX51, i.MX53 */ @@ -1172,6 +1176,7 @@ static const struct mxc_nand_devtype_data imx51_nand_devtype_data = { .ecclayout_2k = &nandv2_hw_eccoob_largepage, .ecclayout_4k = &nandv2_hw_eccoob_smallpage, /* XXX: needs fix */ .select_chip = mxc_nand_select_chip_v1_v3, + .correct_data = mxc_nand_correct_data_v2_v3, }; static int __init mxcnd_probe(struct platform_device *pdev) @@ -1275,10 +1280,7 @@ static int __init mxcnd_probe(struct platform_device *pdev) if (pdata->hw_ecc) { this->ecc.calculate = mxc_nand_calculate_ecc; this->ecc.hwctl = mxc_nand_enable_hwecc; - if (nfc_is_v1()) - this->ecc.correct = mxc_nand_correct_data_v1; - else - this->ecc.correct = mxc_nand_correct_data_v2_v3; + this->ecc.correct = host->devtype_data->correct_data; this->ecc.mode = NAND_ECC_HW; } else { this->ecc.mode = NAND_ECC_SOFT;