diff options
| author | Arseniy Krasnov <avkrasnov@salutedevices.com> | 2024-08-26 16:17:09 +0300 |
|---|---|---|
| committer | Neil Armstrong <neil.armstrong@linaro.org> | 2024-08-28 16:05:45 +0200 |
| commit | 33acfbf41819d06e13bcccf1ffdf7d01160f4b1e (patch) | |
| tree | a26cda593997942b3f132967adbac2615b73a8bd /drivers | |
| parent | 9905e77edaa9b4a43285e587317c600ffa7be7ca (diff) | |
| download | u-boot-33acfbf41819d06e13bcccf1ffdf7d01160f4b1e.tar.gz | |
mtd: rawnand: meson: refactor use of 'meson_nfc_cmd_access()'
Move call 'meson_nfc_cmd_seed()' and check for 'NAND_NEED_SCRAMBLING'
to 'meson_nfc_cmd_access()', thus removing code duplication.
Signed-off-by: Arseniy Krasnov <avkrasnov@salutedevices.com>
Reviewed-by: Michael Trimarchi <michael@amarulasolutions.com>
Link: https://lore.kernel.org/r/20240826131710.29746-3-avkrasnov@salutedevices.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/nand/raw/meson_nand.c | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c index 12499a79478..2d77ee51ce5 100644 --- a/drivers/mtd/nand/raw/meson_nand.c +++ b/drivers/mtd/nand/raw/meson_nand.c @@ -228,14 +228,19 @@ static void meson_nfc_cmd_seed(const struct meson_nfc *nfc, u32 seed) nfc->reg_base + NFC_REG_CMD); } -static void meson_nfc_cmd_access(struct nand_chip *nand, bool raw, bool dir, - int scrambler) +static void meson_nfc_cmd_access(struct nand_chip *nand, bool raw, bool dir, int page) { struct mtd_info *mtd = nand_to_mtd(nand); const struct meson_nfc *nfc = nand_get_controller_data(mtd_to_nand(mtd)); const struct meson_nfc_nand_chip *meson_chip = to_meson_nand(nand); u32 bch = meson_chip->bch_mode, cmd; int len = mtd->writesize, pagesize, pages; + unsigned int scrambler; + + if (nand->options & NAND_NEED_SCRAMBLING) + scrambler = NFC_CMD_SCRAMBLER_ENABLE; + else + scrambler = NFC_CMD_SCRAMBLER_DISABLE; pagesize = nand->ecc.size; @@ -251,6 +256,9 @@ static void meson_nfc_cmd_access(struct nand_chip *nand, bool raw, bool dir, cmd = CMDRWGEN(DMA_DIR(dir), scrambler, bch, NFC_CMD_SHORTMODE_DISABLE, pagesize, pages); + if (scrambler == NFC_CMD_SCRAMBLER_ENABLE) + meson_nfc_cmd_seed(nfc, page); + writel(cmd, nfc->reg_base + NFC_REG_CMD); } @@ -565,14 +573,7 @@ static int meson_nfc_write_page_sub(struct nand_chip *nand, return ret; } - if (nand->options & NAND_NEED_SCRAMBLING) { - meson_nfc_cmd_seed(nfc, page); - meson_nfc_cmd_access(nand, raw, DIRWRITE, - NFC_CMD_SCRAMBLER_ENABLE); - } else { - meson_nfc_cmd_access(nand, raw, DIRWRITE, - NFC_CMD_SCRAMBLER_DISABLE); - } + meson_nfc_cmd_access(nand, raw, DIRWRITE, page); cmd = nfc->param.chip_select | NFC_CMD_CLE | NAND_CMD_PAGEPROG; writel(cmd, nfc->reg_base + NFC_REG_CMD); @@ -643,14 +644,7 @@ static int meson_nfc_read_page_sub(struct nand_chip *nand, if (ret) return ret; - if (nand->options & NAND_NEED_SCRAMBLING) { - meson_nfc_cmd_seed(nfc, page); - meson_nfc_cmd_access(nand, raw, DIRREAD, - NFC_CMD_SCRAMBLER_ENABLE); - } else { - meson_nfc_cmd_access(nand, raw, DIRREAD, - NFC_CMD_SCRAMBLER_DISABLE); - } + meson_nfc_cmd_access(nand, raw, DIRREAD, page); meson_nfc_wait_dma_finish(nfc); meson_nfc_check_ecc_pages_valid(nfc, nand, raw); |