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drivers: can: allow calling can_set_bitrate() from userspace

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Add syscall to allow calling can_set_bitrate() from userspace.

Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>
This commit is contained in:
Henrik Brix Andersen 2022-04-05 21:44:50 +02:00 • committed by Marti Bolivar
commit d5f3f20edb
3 changed files with 11 additions and 2 deletions
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2
drivers/can/can_common.c
View file

@ -207,7 +207,7 @@ uint16_t sample_point_for_bitrate(uint32_t bitrate)
return sample_pnt;
}
int can_set_bitrate(const struct device *dev, uint32_t bitrate, uint32_t bitrate_data)
int z_impl_can_set_bitrate(const struct device *dev, uint32_t bitrate, uint32_t bitrate_data)
{
struct can_timing timing;
#ifdef CONFIG_CAN_FD_MODE

9
drivers/can/can_handlers.c
View file

@ -123,6 +123,15 @@ static inline int z_vrfy_can_set_mode(const struct device *dev, enum can_mode mo
}
#include <syscalls/can_set_mode_mrsh.c>
static inline int z_vrfy_can_set_bitrate(const struct device *dev, uint32_t bitrate,
uint32_t bitrate_data)
{
Z_OOPS(Z_SYSCALL_DRIVER_CAN(dev, set_timing));
return z_impl_can_set_bitrate(dev, bitrate, bitrate_data);
}
#include <syscalls/can_set_bitrate_mrsh.c>
static inline int z_vrfy_can_send(const struct device *dev,
const struct zcan_frame *frame,
k_timeout_t timeout,

2
include/zephyr/drivers/can.h
View file

@ -867,7 +867,7 @@ static inline int z_impl_can_set_mode(const struct device *dev, enum can_mode mo
* @retval -EINVAL bitrate/sample point cannot be met.
* @retval -EIO General input/output error, failed to set bitrate.
*/
int can_set_bitrate(const struct device *dev, uint32_t bitrate, uint32_t bitrate_data);
__syscall int can_set_bitrate(const struct device *dev, uint32_t bitrate, uint32_t bitrate_data);
/** @} */