Remove inline comments that are useless since function label are
self explanatory.
Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxx>
---
drivers/mtd/nand/raw/stm32_fmc2_nand.c | 40 ----------------------------------
1 file changed, 40 deletions(-)
diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index 0a96797..ab53314 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -281,7 +281,6 @@ static inline struct stm32_fmc2_nfc *to_stm32_nfc(struct nand_controller *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);
@@ -313,7 +312,6 @@ static void stm32_fmc2_timings_init(struct nand_chip *chip)
writel_relaxed(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);
@@ -341,7 +339,6 @@ static void stm32_fmc2_setup(struct nand_chip *chip)
writel_relaxed(pcr, fmc2->io_base + FMC2_PCR);
}
-/* Select target */
static int stm32_fmc2_select_chip(struct nand_chip *chip, int chipnr)
{
struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);
@@ -353,11 +350,7 @@ static int stm32_fmc2_select_chip(struct nand_chip *chip, int chipnr)
return 0;
fmc2->cs_sel = nand->cs_used[chipnr];
-
- /* FMC2 setup routine */
stm32_fmc2_setup(chip);
-
- /* Apply timings */
stm32_fmc2_timings_init(chip);
if (fmc2->dma_tx_ch && fmc2->dma_rx_ch) {
@@ -407,7 +400,6 @@ static int stm32_fmc2_select_chip(struct nand_chip *chip, int chipnr)
return 0;
}
-/* 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_relaxed(fmc2->io_base + FMC2_PCR);
@@ -418,7 +410,6 @@ static void stm32_fmc2_set_buswidth_16(struct stm32_fmc2_nfc *fmc2, bool set)
writel_relaxed(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);
@@ -429,7 +420,6 @@ static void stm32_fmc2_set_ecc(struct stm32_fmc2_nfc *fmc2, bool enable)
writel(pcr, fmc2->io_base + FMC2_PCR);
}
-/* Enable irq sources in case of the sequencer is used */
static inline void stm32_fmc2_enable_seq_irq(struct stm32_fmc2_nfc *fmc2)
{
u32 csqier = readl_relaxed(fmc2->io_base + FMC2_CSQIER);
@@ -441,7 +431,6 @@ static inline void stm32_fmc2_enable_seq_irq(struct stm32_fmc2_nfc *fmc2)
writel_relaxed(csqier, fmc2->io_base + FMC2_CSQIER);
}
-/* Disable irq sources in case of the sequencer is used */
static inline void stm32_fmc2_disable_seq_irq(struct stm32_fmc2_nfc *fmc2)
{
u32 csqier = readl_relaxed(fmc2->io_base + FMC2_CSQIER);
@@ -453,13 +442,11 @@ static inline void stm32_fmc2_disable_seq_irq(struct stm32_fmc2_nfc *fmc2)
fmc2->irq_state = FMC2_IRQ_UNKNOWN;
}
-/* Clear irq sources in case of the sequencer is used */
static inline void stm32_fmc2_clear_seq_irq(struct stm32_fmc2_nfc *fmc2)
{
writel_relaxed(FMC2_CSQICR_CLEAR_IRQ, fmc2->io_base + FMC2_CSQICR);
}
-/* Enable irq sources in case of bch is used */
static inline void stm32_fmc2_enable_bch_irq(struct stm32_fmc2_nfc *fmc2,
int mode)
{
@@ -475,7 +462,6 @@ static inline void stm32_fmc2_enable_bch_irq(struct stm32_fmc2_nfc *fmc2,
writel_relaxed(bchier, fmc2->io_base + FMC2_BCHIER);
}
-/* Disable irq sources in case of bch is used */
static inline void stm32_fmc2_disable_bch_irq(struct stm32_fmc2_nfc *fmc2)
{
u32 bchier = readl_relaxed(fmc2->io_base + FMC2_BCHIER);
@@ -488,7 +474,6 @@ static inline void stm32_fmc2_disable_bch_irq(struct stm32_fmc2_nfc *fmc2)
fmc2->irq_state = FMC2_IRQ_UNKNOWN;
}
-/* Clear irq sources in case of bch is used */
static inline void stm32_fmc2_clear_bch_irq(struct stm32_fmc2_nfc *fmc2)
{
writel_relaxed(FMC2_BCHICR_CLEAR_IRQ, fmc2->io_base + FMC2_BCHICR);
@@ -549,10 +534,7 @@ static int stm32_fmc2_ham_calculate(struct nand_chip *chip, const u8 *data,
}
heccr = readl_relaxed(fmc2->io_base + FMC2_HECCR);
-
stm32_fmc2_ham_set_ecc(heccr, ecc);
-
- /* Disable ECC */
stm32_fmc2_set_ecc(fmc2, false);
return 0;
@@ -654,13 +636,11 @@ static int stm32_fmc2_bch_calculate(struct nand_chip *chip, const u8 *data,
ecc[12] = bchpbr;
}
- /* Disable ECC */
stm32_fmc2_set_ecc(fmc2, false);
return 0;
}
-/* BCH algorithm correction */
static int stm32_fmc2_bch_decode(int eccsize, u8 *dat, u32 *ecc_sta)
{
u32 bchdsr0 = ecc_sta[0];
@@ -720,7 +700,6 @@ static int stm32_fmc2_bch_correct(struct nand_chip *chip, u8 *dat,
ecc_sta[3] = readl_relaxed(fmc2->io_base + FMC2_BCHDSR3);
ecc_sta[4] = readl_relaxed(fmc2->io_base + FMC2_BCHDSR4);
- /* Disable ECC */
stm32_fmc2_set_ecc(fmc2, false);
return stm32_fmc2_bch_decode(chip->ecc.size, dat, ecc_sta);
@@ -1054,7 +1033,6 @@ static int stm32_fmc2_sequencer_write_page(struct nand_chip *chip,
{
int ret;
- /* Select the target */
ret = stm32_fmc2_select_chip(chip, chip->cur_cs);
if (ret)
return ret;
@@ -1069,7 +1047,6 @@ static int stm32_fmc2_sequencer_write_page_raw(struct nand_chip *chip,
{
int ret;
- /* Select the target */
ret = stm32_fmc2_select_chip(chip, chip->cur_cs);
if (ret)
return ret;
@@ -1153,7 +1130,6 @@ static int stm32_fmc2_sequencer_read_page(struct nand_chip *chip, u8 *buf,
u16 sta_map;
int ret;
- /* Select the target */
ret = stm32_fmc2_select_chip(chip, chip->cur_cs);
if (ret)
return ret;
@@ -1199,7 +1175,6 @@ static int stm32_fmc2_sequencer_read_page_raw(struct nand_chip *chip, u8 *buf,
struct mtd_info *mtd = nand_to_mtd(chip);
int ret;
- /* Select the target */
ret = stm32_fmc2_select_chip(chip, chip->cur_cs);
if (ret)
return ret;
@@ -1409,7 +1384,6 @@ static int stm32_fmc2_exec_op(struct nand_chip *chip,
return ret;
}
-/* Controller initialization */
static void stm32_fmc2_init(struct stm32_fmc2_nfc *fmc2)
{
u32 pcr = readl_relaxed(fmc2->io_base + FMC2_PCR);
@@ -1452,7 +1426,6 @@ static void stm32_fmc2_init(struct stm32_fmc2_nfc *fmc2)
writel_relaxed(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)
{
@@ -1596,14 +1569,11 @@ static int stm32_fmc2_setup_interface(struct nand_chip *chip, int chipnr,
return 0;
stm32_fmc2_calc_timings(chip, sdrt);
-
- /* Apply timings */
stm32_fmc2_timings_init(chip);
return 0;
}
-/* DMA configuration */
static int stm32_fmc2_dma_setup(struct stm32_fmc2_nfc *fmc2)
{
int ret = 0;
@@ -1667,7 +1637,6 @@ static int stm32_fmc2_dma_setup(struct stm32_fmc2_nfc *fmc2)
return ret;
}
-/* NAND callbacks setup */
static void stm32_fmc2_nand_callbacks_setup(struct nand_chip *chip)
{
struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);
@@ -1708,7 +1677,6 @@ static void stm32_fmc2_nand_callbacks_setup(struct nand_chip *chip)
chip->ecc.bytes = chip->options & NAND_BUSWIDTH_16 ? 8 : 7;
}
-/* FMC2 layout */
static int stm32_fmc2_nand_ooblayout_ecc(struct mtd_info *mtd, int section,
struct mtd_oob_region *oobregion)
{
@@ -1744,7 +1712,6 @@ static int stm32_fmc2_nand_ooblayout_free(struct mtd_info *mtd, int section,
.free = stm32_fmc2_nand_ooblayout_free,
};
-/* FMC2 caps */
static int stm32_fmc2_calc_ecc_bytes(int step_size, int strength)
{
/* Hamming */
@@ -1763,7 +1730,6 @@ static int stm32_fmc2_calc_ecc_bytes(int step_size, int strength)
FMC2_ECC_STEP_SIZE,
FMC2_ECC_HAM, FMC2_ECC_BCH4, FMC2_ECC_BCH8);
-/* FMC2 controller ops */
static int stm32_fmc2_attach_chip(struct nand_chip *chip)
{
struct stm32_fmc2_nfc *fmc2 = to_stm32_nfc(chip->controller);
@@ -1797,13 +1763,10 @@ static int stm32_fmc2_attach_chip(struct nand_chip *chip)
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 */
mtd_set_ooblayout(mtd, &stm32_fmc2_nand_ooblayout_ops);
- /* Configure bus width to 16-bit */
if (chip->options & NAND_BUSWIDTH_16)
stm32_fmc2_set_buswidth_16(fmc2, true);
@@ -1816,7 +1779,6 @@ static int stm32_fmc2_attach_chip(struct nand_chip *chip)
.setup_data_interface = stm32_fmc2_setup_interface,
};
-/* FMC2 probe */
static int stm32_fmc2_parse_child(struct stm32_fmc2_nfc *fmc2,
struct device_node *dn)
{
@@ -1976,12 +1938,10 @@ static int stm32_fmc2_probe(struct platform_device *pdev)
reset_control_deassert(rstc);
}
- /* DMA setup */
ret = stm32_fmc2_dma_setup(fmc2);
if (ret)
goto err_dma_setup;
- /* FMC2 init routine */
stm32_fmc2_init(fmc2);
nand = &fmc2->nand;
--
1.9.1
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[05/12] mtd: rawnand: stm32_fmc2: remove useless inline comments
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- Subject: [05/12] mtd: rawnand: stm32_fmc2: remove useless inline comments
- From: Christophe Kerello <christophe.kerello@xxxxxx>
- Date: Mon, 23 Mar 2020 15:58:45 +0100
- Cc: marex@xxxxxxx, Christophe Kerello <christophe.kerello@xxxxxx>, linux-mtd@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-stm32@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
- In-reply-to: <1584975532-8038-1-git-send-email-christophe.kerello@st.com>
- References: <1584975532-8038-1-git-send-email-christophe.kerello@st.com>
- References:
- [00/12] add STM32 FMC2 controller drivers
- From: Christophe Kerello
- [00/12] add STM32 FMC2 controller drivers
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