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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2012-04-23 11:23:39 +0200
committerDavid Woodhouse <David.Woodhouse@intel.com>2012-05-14 06:02:55 +0200
commit69d023be00e9bb5368ced679cead9fb25474ec69 (patch)
treeb5149449d9fe7ea9d2edd4609b170dc1b4469e36 /drivers/mtd
parentmtd: mxc_nand: split chip_select function and put it into devtype struct (diff)
downloadlinux-69d023be00e9bb5368ced679cead9fb25474ec69.tar.xz
linux-69d023be00e9bb5368ced679cead9fb25474ec69.zip
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 <u.kleine-koenig@pengutronix.de> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/nand/mxc_nand.c10
1 files changed, 6 insertions, 4 deletions
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;