diff options
| author | Marc Kleine-Budde <mkl@pengutronix.de> | 2022-01-13 17:34:07 +0300 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2022-02-24 10:26:03 +0300 |
| commit | 5597f082fcaf17e2d9adee7a1f6fa02f5872f9d5 (patch) | |
| tree | 71bb59dadd124bd3400e4e2cfb162f4e2ac14fdb /drivers/net/can/dev | |
| parent | 5b60d334e42a37febfd284bd388e526fcddce02a (diff) | |
| download | linux-5597f082fcaf17e2d9adee7a1f6fa02f5872f9d5.tar.xz | |
can: bittiming: mark function arguments and local variables as const
This patch marks the arguments of some functions as well as some local
variables as constant.
Link: https://lore.kernel.org/all/20220124215642.3474154-7-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net/can/dev')
| -rw-r--r-- | drivers/net/can/dev/bittiming.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/can/dev/bittiming.c b/drivers/net/can/dev/bittiming.c index 1b1d1499e2f1..2103bcca9012 100644 --- a/drivers/net/can/dev/bittiming.c +++ b/drivers/net/can/dev/bittiming.c @@ -24,7 +24,7 @@ */ static int can_update_sample_point(const struct can_bittiming_const *btc, - unsigned int sample_point_nominal, unsigned int tseg, + const unsigned int sample_point_nominal, const unsigned int tseg, unsigned int *tseg1_ptr, unsigned int *tseg2_ptr, unsigned int *sample_point_error_ptr) { @@ -63,7 +63,7 @@ can_update_sample_point(const struct can_bittiming_const *btc, return best_sample_point; } -int can_calc_bittiming(struct net_device *dev, struct can_bittiming *bt, +int can_calc_bittiming(const struct net_device *dev, struct can_bittiming *bt, const struct can_bittiming_const *btc) { struct can_priv *priv = netdev_priv(dev); @@ -208,10 +208,10 @@ void can_calc_tdco(struct can_tdc *tdc, const struct can_tdc_const *tdc_const, * prescaler value brp. You can find more information in the header * file linux/can/netlink.h. */ -static int can_fixup_bittiming(struct net_device *dev, struct can_bittiming *bt, +static int can_fixup_bittiming(const struct net_device *dev, struct can_bittiming *bt, const struct can_bittiming_const *btc) { - struct can_priv *priv = netdev_priv(dev); + const struct can_priv *priv = netdev_priv(dev); unsigned int tseg1, alltseg; u64 brp64; @@ -244,7 +244,7 @@ static int can_fixup_bittiming(struct net_device *dev, struct can_bittiming *bt, /* Checks the validity of predefined bitrate settings */ static int -can_validate_bitrate(struct net_device *dev, struct can_bittiming *bt, +can_validate_bitrate(const struct net_device *dev, const struct can_bittiming *bt, const u32 *bitrate_const, const unsigned int bitrate_const_cnt) { @@ -258,7 +258,7 @@ can_validate_bitrate(struct net_device *dev, struct can_bittiming *bt, return -EINVAL; } -int can_get_bittiming(struct net_device *dev, struct can_bittiming *bt, +int can_get_bittiming(const struct net_device *dev, struct can_bittiming *bt, const struct can_bittiming_const *btc, const u32 *bitrate_const, const unsigned int bitrate_const_cnt) |