diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-11-30 14:37:08 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-11-30 14:55:25 +0100 |
| commit | 225dfc2552005ea8dd2b50f6a4a04a2b9ff52d3e (patch) | |
| tree | 47897b15aa60dd56c32560eb6c572652107f8592 /drivers/net/can/m_can | |
| parent | 018a0c5845d6da8613a1448b169e96c81dce2531 (diff) | |
can: tcan4x5x: remove mram_start and reg_offset from struct tcan4x5x_priv
Both struct tcan4x5x_priv::mram_start and struct tcan4x5x_priv::reg_offset are
only assigned once with a constant and then always used read-only. This patch
changes the driver to use the constant directly instead.
Link: https://lore.kernel.org/r/20201130133713.269256-2-mkl@pengutronix.de
Reviewed-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/m_can')
| -rw-r--r-- | drivers/net/can/m_can/tcan4x5x.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index a2144bbcd486..04bb392f60fa 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -123,10 +123,6 @@ struct tcan4x5x_priv { struct gpio_desc *device_wake_gpio; struct gpio_desc *device_state_gpio; struct regulator *power; - - /* Register based ip */ - int mram_start; - int reg_offset; }; static struct can_bittiming_const tcan4x5x_bittiming_const = { @@ -260,7 +256,7 @@ static u32 tcan4x5x_read_reg(struct m_can_classdev *cdev, int reg) struct tcan4x5x_priv *priv = cdev->device_data; u32 val; - regmap_read(priv->regmap, priv->reg_offset + reg, &val); + regmap_read(priv->regmap, TCAN4X5X_MCAN_OFFSET + reg, &val); return val; } @@ -270,7 +266,7 @@ static u32 tcan4x5x_read_fifo(struct m_can_classdev *cdev, int addr_offset) struct tcan4x5x_priv *priv = cdev->device_data; u32 val; - regmap_read(priv->regmap, priv->mram_start + addr_offset, &val); + regmap_read(priv->regmap, TCAN4X5X_MRAM_START + addr_offset, &val); return val; } @@ -279,7 +275,7 @@ static int tcan4x5x_write_reg(struct m_can_classdev *cdev, int reg, int val) { struct tcan4x5x_priv *priv = cdev->device_data; - return regmap_write(priv->regmap, priv->reg_offset + reg, val); + return regmap_write(priv->regmap, TCAN4X5X_MCAN_OFFSET + reg, val); } static int tcan4x5x_write_fifo(struct m_can_classdev *cdev, @@ -287,7 +283,7 @@ static int tcan4x5x_write_fifo(struct m_can_classdev *cdev, { struct tcan4x5x_priv *priv = cdev->device_data; - return regmap_write(priv->regmap, priv->mram_start + addr_offset, val); + return regmap_write(priv->regmap, TCAN4X5X_MRAM_START + addr_offset, val); } static int tcan4x5x_power_enable(struct regulator *reg, int enable) @@ -465,8 +461,6 @@ static int tcan4x5x_can_probe(struct spi_device *spi) goto out_m_can_class_free_dev; } - priv->reg_offset = TCAN4X5X_MCAN_OFFSET; - priv->mram_start = TCAN4X5X_MRAM_START; priv->spi = spi; priv->mcan_dev = mcan_class; |