mtd: spi-nor: remove unused enum spi_nor_ops
The ops aren't used in any SPI NOR controller. Therefore, remove them altogether. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
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701a1676f3
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@ -305,7 +305,7 @@ static void aspeed_smc_stop_user(struct spi_nor *nor)
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writel(ctl, chip->ctl); /* default to fread or read mode */
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}
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static int aspeed_smc_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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static int aspeed_smc_prep(struct spi_nor *nor)
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{
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struct aspeed_smc_chip *chip = nor->priv;
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@ -313,7 +313,7 @@ static int aspeed_smc_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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return 0;
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}
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static void aspeed_smc_unprep(struct spi_nor *nor, enum spi_nor_ops ops)
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static void aspeed_smc_unprep(struct spi_nor *nor)
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{
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struct aspeed_smc_chip *chip = nor->priv;
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@ -1062,7 +1062,7 @@ static int cqspi_erase(struct spi_nor *nor, loff_t offs)
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return 0;
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}
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static int cqspi_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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static int cqspi_prep(struct spi_nor *nor)
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{
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struct cqspi_flash_pdata *f_pdata = nor->priv;
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struct cqspi_st *cqspi = f_pdata->cqspi;
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@ -1072,7 +1072,7 @@ static int cqspi_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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return 0;
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}
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static void cqspi_unprep(struct spi_nor *nor, enum spi_nor_ops ops)
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static void cqspi_unprep(struct spi_nor *nor)
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{
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struct cqspi_flash_pdata *f_pdata = nor->priv;
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struct cqspi_st *cqspi = f_pdata->cqspi;
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@ -144,7 +144,7 @@ static void hisi_spi_nor_init(struct hifmc_host *host)
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writel(reg, host->regbase + FMC_SPI_TIMING_CFG);
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}
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static int hisi_spi_nor_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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static int hisi_spi_nor_prep(struct spi_nor *nor)
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{
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struct hifmc_priv *priv = nor->priv;
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struct hifmc_host *host = priv->host;
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@ -167,7 +167,7 @@ out:
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return ret;
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}
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static void hisi_spi_nor_unprep(struct spi_nor *nor, enum spi_nor_ops ops)
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static void hisi_spi_nor_unprep(struct spi_nor *nor)
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{
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struct hifmc_priv *priv = nor->priv;
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struct hifmc_host *host = priv->host;
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@ -1312,14 +1312,14 @@ static void spi_nor_set_4byte_opcodes(struct spi_nor *nor)
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}
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}
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static int spi_nor_lock_and_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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static int spi_nor_lock_and_prep(struct spi_nor *nor)
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{
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int ret = 0;
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mutex_lock(&nor->lock);
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if (nor->controller_ops && nor->controller_ops->prepare) {
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ret = nor->controller_ops->prepare(nor, ops);
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ret = nor->controller_ops->prepare(nor);
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if (ret) {
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mutex_unlock(&nor->lock);
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return ret;
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@ -1328,10 +1328,10 @@ static int spi_nor_lock_and_prep(struct spi_nor *nor, enum spi_nor_ops ops)
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return ret;
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}
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static void spi_nor_unlock_and_unprep(struct spi_nor *nor, enum spi_nor_ops ops)
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static void spi_nor_unlock_and_unprep(struct spi_nor *nor)
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{
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if (nor->controller_ops && nor->controller_ops->unprepare)
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nor->controller_ops->unprepare(nor, ops);
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nor->controller_ops->unprepare(nor);
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mutex_unlock(&nor->lock);
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}
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@ -1693,7 +1693,7 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr)
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addr = instr->addr;
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len = instr->len;
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_ERASE);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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@ -1756,7 +1756,7 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr)
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ret = spi_nor_write_disable(nor);
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erase_err:
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_ERASE);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2052,13 +2052,13 @@ static int spi_nor_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
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struct spi_nor *nor = mtd_to_spi_nor(mtd);
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int ret;
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_LOCK);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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ret = nor->params.locking_ops->lock(nor, ofs, len);
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_UNLOCK);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2067,13 +2067,13 @@ static int spi_nor_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
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struct spi_nor *nor = mtd_to_spi_nor(mtd);
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int ret;
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_UNLOCK);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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ret = nor->params.locking_ops->unlock(nor, ofs, len);
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_LOCK);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2082,13 +2082,13 @@ static int spi_nor_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len)
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struct spi_nor *nor = mtd_to_spi_nor(mtd);
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int ret;
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_UNLOCK);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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ret = nor->params.locking_ops->is_locked(nor, ofs, len);
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_LOCK);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2742,7 +2742,7 @@ static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len,
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dev_dbg(nor->dev, "from 0x%08x, len %zd\n", (u32)from, len);
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_READ);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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@ -2769,7 +2769,7 @@ static int spi_nor_read(struct mtd_info *mtd, loff_t from, size_t len,
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ret = 0;
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read_err:
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_READ);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2782,7 +2782,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
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dev_dbg(nor->dev, "to 0x%08x, len %zd\n", (u32)to, len);
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_WRITE);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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@ -2855,7 +2855,7 @@ static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
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}
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out:
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*retlen += actual;
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -2873,7 +2873,7 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
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dev_dbg(nor->dev, "to 0x%08x, len %zd\n", (u32)to, len);
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ret = spi_nor_lock_and_prep(nor, SPI_NOR_OPS_WRITE);
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ret = spi_nor_lock_and_prep(nor);
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if (ret)
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return ret;
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@ -2919,7 +2919,7 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
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}
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write_err:
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spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE);
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spi_nor_unlock_and_unprep(nor);
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return ret;
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}
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@ -225,14 +225,6 @@ static inline u8 spi_nor_get_protocol_width(enum spi_nor_protocol proto)
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return spi_nor_get_protocol_data_nbits(proto);
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}
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enum spi_nor_ops {
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SPI_NOR_OPS_READ = 0,
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SPI_NOR_OPS_WRITE,
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SPI_NOR_OPS_ERASE,
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SPI_NOR_OPS_LOCK,
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SPI_NOR_OPS_UNLOCK,
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};
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enum spi_nor_option_flags {
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SNOR_F_USE_FSR = BIT(0),
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SNOR_F_HAS_SR_TB = BIT(1),
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@ -485,8 +477,8 @@ struct spi_nor;
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* opcode via write_reg().
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*/
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struct spi_nor_controller_ops {
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int (*prepare)(struct spi_nor *nor, enum spi_nor_ops ops);
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void (*unprepare)(struct spi_nor *nor, enum spi_nor_ops ops);
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int (*prepare)(struct spi_nor *nor);
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void (*unprepare)(struct spi_nor *nor);
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int (*read_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, size_t len);
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int (*write_reg)(struct spi_nor *nor, u8 opcode, const u8 *buf,
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size_t len);
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