diff options
author | Jagan Teki <jagan@amarulasolutions.com> | 2020-04-20 16:03:46 +0530 |
---|---|---|
committer | Jagan Teki <jagan@amarulasolutions.com> | 2020-04-30 22:34:20 +0530 |
commit | e67cd814ee2d00e1b8651bc1cd889ac6f45ed26b (patch) | |
tree | f6dfb500c33e322791dbe819e544ae188cc3da94 | |
parent | f263b860acf82de85e4d61ac67b1e4f62efcf1cc (diff) |
spi: sifive: Tidy up dm_spi_slave_platdata variable
Usually variable name slave is used for spi_slave structure
and slave_plat for the dm_spi_slave_platdata.
Let's follow this meaningful notation by replacing slave
with slave_plat for dm_spi_slave_platdata structure.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r-- | drivers/spi/spi-sifive.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/spi/spi-sifive.c b/drivers/spi/spi-sifive.c index 969bd4b75c..8f5efb51a3 100644 --- a/drivers/spi/spi-sifive.c +++ b/drivers/spi/spi-sifive.c @@ -95,25 +95,25 @@ struct sifive_spi { }; static void sifive_spi_prep_device(struct sifive_spi *spi, - struct dm_spi_slave_platdata *slave) + struct dm_spi_slave_platdata *slave_plat) { /* Update the chip select polarity */ - if (slave->mode & SPI_CS_HIGH) - spi->cs_inactive &= ~BIT(slave->cs); + if (slave_plat->mode & SPI_CS_HIGH) + spi->cs_inactive &= ~BIT(slave_plat->cs); else - spi->cs_inactive |= BIT(slave->cs); + spi->cs_inactive |= BIT(slave_plat->cs); writel(spi->cs_inactive, spi->regs + SIFIVE_SPI_REG_CSDEF); /* Select the correct device */ - writel(slave->cs, spi->regs + SIFIVE_SPI_REG_CSID); + writel(slave_plat->cs, spi->regs + SIFIVE_SPI_REG_CSID); } static int sifive_spi_set_cs(struct sifive_spi *spi, - struct dm_spi_slave_platdata *slave) + struct dm_spi_slave_platdata *slave_plat) { u32 cs_mode = SIFIVE_SPI_CSMODE_MODE_HOLD; - if (slave->mode & SPI_CS_HIGH) + if (slave_plat->mode & SPI_CS_HIGH) cs_mode = SIFIVE_SPI_CSMODE_MODE_AUTO; writel(cs_mode, spi->regs + SIFIVE_SPI_REG_CSMODE); @@ -128,7 +128,7 @@ static void sifive_spi_clear_cs(struct sifive_spi *spi) static void sifive_spi_prep_transfer(struct sifive_spi *spi, bool is_rx_xfer, - struct dm_spi_slave_platdata *slave) + struct dm_spi_slave_platdata *slave_plat) { u32 cr; @@ -141,14 +141,14 @@ static void sifive_spi_prep_transfer(struct sifive_spi *spi, /* LSB first? */ cr &= ~SIFIVE_SPI_FMT_ENDIAN; - if (slave->mode & SPI_LSB_FIRST) + if (slave_plat->mode & SPI_LSB_FIRST) cr |= SIFIVE_SPI_FMT_ENDIAN; /* Number of wires ? */ cr &= ~SIFIVE_SPI_FMT_PROTO_MASK; - if ((slave->mode & SPI_TX_QUAD) || (slave->mode & SPI_RX_QUAD)) + if ((slave_plat->mode & SPI_TX_QUAD) || (slave_plat->mode & SPI_RX_QUAD)) cr |= SIFIVE_SPI_FMT_PROTO_QUAD; - else if ((slave->mode & SPI_TX_DUAL) || (slave->mode & SPI_RX_DUAL)) + else if ((slave_plat->mode & SPI_TX_DUAL) || (slave_plat->mode & SPI_RX_DUAL)) cr |= SIFIVE_SPI_FMT_PROTO_DUAL; else cr |= SIFIVE_SPI_FMT_PROTO_SINGLE; @@ -191,21 +191,21 @@ static int sifive_spi_xfer(struct udevice *dev, unsigned int bitlen, { struct udevice *bus = dev->parent; struct sifive_spi *spi = dev_get_priv(bus); - struct dm_spi_slave_platdata *slave = dev_get_parent_platdata(dev); + struct dm_spi_slave_platdata *slave_plat = dev_get_parent_platdata(dev); const unsigned char *tx_ptr = dout; u8 *rx_ptr = din; u32 remaining_len; int ret; if (flags & SPI_XFER_BEGIN) { - sifive_spi_prep_device(spi, slave); + sifive_spi_prep_device(spi, slave_plat); - ret = sifive_spi_set_cs(spi, slave); + ret = sifive_spi_set_cs(spi, slave_plat); if (ret) return ret; } - sifive_spi_prep_transfer(spi, true, slave); + sifive_spi_prep_transfer(spi, true, slave_plat); remaining_len = bitlen / 8; |