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can: bittiming: mark function arguments and local variables as const

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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>
This commit is contained in:
Marc Kleine-Budde 2022-01-13 15:34:07 +01:00
parent 5b60d334e4
commit 5597f082fc
2 changed files with 9 additions and 9 deletions
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6
include/linux/can/bittiming.h
View file

@ -113,7 +113,7 @@ struct can_tdc_const {
};
#ifdef CONFIG_CAN_CALC_BITTIMING
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);
void can_calc_tdco(struct can_tdc *tdc, const struct can_tdc_const *tdc_const,
@ -121,7 +121,7 @@ void can_calc_tdco(struct can_tdc *tdc, const struct can_tdc_const *tdc_const,
u32 *ctrlmode, u32 ctrlmode_supported);
#else /* !CONFIG_CAN_CALC_BITTIMING */
static inline int
can_calc_bittiming(struct net_device *dev, struct can_bittiming *bt,
can_calc_bittiming(const struct net_device *dev, struct can_bittiming *bt,
const struct can_bittiming_const *btc)
{
netdev_err(dev, "bit-timing calculation not available\n");
@ -136,7 +136,7 @@ can_calc_tdco(struct can_tdc *tdc, const struct can_tdc_const *tdc_const,
}
#endif /* CONFIG_CAN_CALC_BITTIMING */
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);