From a3899b373fc62431347330cbb833fcdb5b537116 Mon Sep 17 00:00:00 2001 From: Christophe Kerello Date: Fri, 31 Jul 2020 09:53:35 +0200 Subject: [PATCH] mtd: rawnand: stm32_fmc2: remove useless inline comments Remove inline comments that are useless since function label are self explanatory. Signed-off-by: Christophe Kerello Reviewed-by: Patrice Chotard --- drivers/mtd/nand/raw/stm32_fmc2_nand.c | 25 ------------------------- 1 file changed, 25 deletions(-) diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c index 2929acf66d..f43e3ec6b6 100644 --- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c +++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c @@ -179,7 +179,6 @@ static inline struct stm32_fmc2_nfc *to_stm32_nfc(struct nand_hw_control *base) return container_of(base, struct stm32_fmc2_nfc, base); } -/* Timings configuration */ static void stm32_fmc2_timings_init(struct nand_chip *chip) { struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller); @@ -211,7 +210,6 @@ static void stm32_fmc2_timings_init(struct nand_chip *chip) writel(patt, fmc2->io_base + FMC2_PATT); } -/* Controller configuration */ static void stm32_fmc2_setup(struct nand_chip *chip) { struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller); @@ -239,7 +237,6 @@ static void stm32_fmc2_setup(struct nand_chip *chip) writel(pcr, fmc2->io_base + FMC2_PCR); } -/* Select target */ static void stm32_fmc2_select_chip(struct mtd_info *mtd, int chipnr) { struct nand_chip *chip = mtd_to_nand(mtd); @@ -256,14 +253,10 @@ static void stm32_fmc2_select_chip(struct mtd_info *mtd, int chipnr) chip->IO_ADDR_R = fmc2->data_base[fmc2->cs_sel]; chip->IO_ADDR_W = fmc2->data_base[fmc2->cs_sel]; - /* FMC2 setup routine */ stm32_fmc2_setup(chip); - - /* Apply timings */ stm32_fmc2_timings_init(chip); } -/* Set bus width to 16-bit or 8-bit */ static void stm32_fmc2_set_buswidth_16(struct stm32_fmc2_nfc *fmc2, bool set) { u32 pcr = readl(fmc2->io_base + FMC2_PCR); @@ -274,7 +267,6 @@ static void stm32_fmc2_set_buswidth_16(struct stm32_fmc2_nfc *fmc2, bool set) writel(pcr, fmc2->io_base + FMC2_PCR); } -/* Enable/disable ECC */ static void stm32_fmc2_set_ecc(struct stm32_fmc2_nfc *fmc2, bool enable) { u32 pcr = readl(fmc2->io_base + FMC2_PCR); @@ -285,13 +277,11 @@ static void stm32_fmc2_set_ecc(struct stm32_fmc2_nfc *fmc2, bool enable) writel(pcr, fmc2->io_base + FMC2_PCR); } -/* Clear irq sources in case of bch is used */ static inline void stm32_fmc2_clear_bch_irq(struct stm32_fmc2_nfc *fmc2) { writel(FMC2_BCHICR_CLEAR_IRQ, fmc2->io_base + FMC2_BCHICR); } -/* Send command and address cycles */ static void stm32_fmc2_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl) { @@ -361,7 +351,6 @@ static int stm32_fmc2_ham_calculate(struct mtd_info *mtd, const u8 *data, ecc[1] = heccr >> 8; ecc[2] = heccr >> 16; - /* Disable ecc */ stm32_fmc2_set_ecc(fmc2, false); return 0; @@ -466,13 +455,11 @@ static int stm32_fmc2_bch_calculate(struct mtd_info *mtd, const u8 *data, ecc[12] = bchpbr; } - /* Disable ecc */ stm32_fmc2_set_ecc(fmc2, false); return 0; } -/* BCH algorithm correction */ static int stm32_fmc2_bch_correct(struct mtd_info *mtd, u8 *dat, u8 *read_ecc, u8 *calc_ecc) { @@ -497,7 +484,6 @@ static int stm32_fmc2_bch_correct(struct mtd_info *mtd, u8 *dat, bchdsr3 = readl(fmc2->io_base + FMC2_BCHDSR3); bchdsr4 = readl(fmc2->io_base + FMC2_BCHDSR4); - /* Disable ECC */ stm32_fmc2_set_ecc(fmc2, false); /* No errors found */ @@ -579,7 +565,6 @@ static int stm32_fmc2_read_page(struct mtd_info *mtd, return max_bitflips; } -/* Controller initialization */ static void stm32_fmc2_init(struct stm32_fmc2_nfc *fmc2) { u32 pcr = readl(fmc2->io_base + FMC2_PCR); @@ -622,7 +607,6 @@ static void stm32_fmc2_init(struct stm32_fmc2_nfc *fmc2) writel(FMC2_PATT_DEFAULT, fmc2->io_base + FMC2_PATT); } -/* Controller timings */ static void stm32_fmc2_calc_timings(struct nand_chip *chip, const struct nand_sdr_timings *sdrt) { @@ -768,13 +752,11 @@ static int stm32_fmc2_setup_interface(struct mtd_info *mtd, int chipnr, stm32_fmc2_calc_timings(chip, sdrt); - /* Apply timings */ stm32_fmc2_timings_init(chip); return 0; } -/* NAND callbacks setup */ static void stm32_fmc2_nand_callbacks_setup(struct nand_chip *chip) { chip->ecc.hwctl = stm32_fmc2_hwctl; @@ -803,7 +785,6 @@ static void stm32_fmc2_nand_callbacks_setup(struct nand_chip *chip) chip->ecc.bytes = chip->options & NAND_BUSWIDTH_16 ? 8 : 7; } -/* FMC2 caps */ static int stm32_fmc2_calc_ecc_bytes(int step_size, int strength) { /* Hamming */ @@ -822,7 +803,6 @@ NAND_ECC_CAPS_SINGLE(stm32_fmc2_ecc_caps, stm32_fmc2_calc_ecc_bytes, FMC2_ECC_STEP_SIZE, FMC2_ECC_HAM, FMC2_ECC_BCH4, FMC2_ECC_BCH8); -/* FMC2 probe */ static int stm32_fmc2_parse_child(struct stm32_fmc2_nfc *fmc2, ofnode node) { @@ -969,7 +949,6 @@ static int stm32_fmc2_probe(struct udevice *dev) reset_deassert(&reset); } - /* FMC2 init routine */ stm32_fmc2_init(fmc2); chip->controller = &fmc2->base; @@ -985,7 +964,6 @@ static int stm32_fmc2_probe(struct udevice *dev) chip->ecc.size = FMC2_ECC_STEP_SIZE; chip->ecc.strength = FMC2_ECC_BCH8; - /* Scan to find existence of the device */ ret = nand_scan_ident(mtd, nand->ncs, NULL); if (ret) return ret; @@ -1012,7 +990,6 @@ static int stm32_fmc2_probe(struct udevice *dev) if (chip->bbt_options & NAND_BBT_USE_FLASH) chip->bbt_options |= NAND_BBT_NO_OOB; - /* NAND callbacks setup */ stm32_fmc2_nand_callbacks_setup(chip); /* Define ECC layout */ @@ -1026,11 +1003,9 @@ static int stm32_fmc2_probe(struct udevice *dev) ecclayout->oobfree->length = mtd->oobsize - ecclayout->oobfree->offset; chip->ecc.layout = ecclayout; - /* Configure bus width to 16-bit */ if (chip->options & NAND_BUSWIDTH_16) stm32_fmc2_set_buswidth_16(fmc2, true); - /* Scan the device to fill MTD data-structures */ ret = nand_scan_tail(mtd); if (ret) return ret; -- 2.39.5