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| author | Jani Nikula <jani.nikula@intel.com> | 2021-08-16 09:11:17 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2021-08-16 09:11:17 +0300 |
| commit | b2eb7d716426fe056596761cd371005d64e9caec (patch) | |
| tree | 436d0566cf4bc900522c9dbf1e203234ef65b2f7 /include/linux/ptp_clock_kernel.h | |
| parent | 2817efaeb608421d8f6fe7939826c35a852644e9 (diff) | |
| parent | 2819cf0e7dbe45a2bccf2f6c60fe6a27b299cc3e (diff) | |
| download | linux-b2eb7d716426fe056596761cd371005d64e9caec.tar.xz | |
Merge drm/drm-next into drm-intel-next
Catch up with drm core changes.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/linux/ptp_clock_kernel.h')
| -rw-r--r-- | include/linux/ptp_clock_kernel.h | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index aba237c0b3a2..71fac9237725 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -11,7 +11,10 @@ #include <linux/device.h> #include <linux/pps_kernel.h> #include <linux/ptp_clock.h> +#include <linux/timecounter.h> +#include <linux/skbuff.h> +#define PTP_CLOCK_NAME_LEN 32 /** * struct ptp_clock_request - request PTP clock event * @@ -134,7 +137,7 @@ struct ptp_system_timestamp { struct ptp_clock_info { struct module *owner; - char name[16]; + char name[PTP_CLOCK_NAME_LEN]; s32 max_adj; int n_alarm; int n_ext_ts; @@ -304,6 +307,27 @@ int ptp_schedule_worker(struct ptp_clock *ptp, unsigned long delay); */ void ptp_cancel_worker_sync(struct ptp_clock *ptp); +/** + * ptp_get_vclocks_index() - get all vclocks index on pclock, and + * caller is responsible to free memory + * of vclock_index + * + * @pclock_index: phc index of ptp pclock. + * @vclock_index: pointer to pointer of vclock index. + * + * return number of vclocks. + */ +int ptp_get_vclocks_index(int pclock_index, int **vclock_index); + +/** + * ptp_convert_timestamp() - convert timestamp to a ptp vclock time + * + * @hwtstamps: skb_shared_hwtstamps structure pointer + * @vclock_index: phc index of ptp vclock. + */ +void ptp_convert_timestamp(struct skb_shared_hwtstamps *hwtstamps, + int vclock_index); + #else static inline struct ptp_clock *ptp_clock_register(struct ptp_clock_info *info, struct device *parent) @@ -323,6 +347,11 @@ static inline int ptp_schedule_worker(struct ptp_clock *ptp, { return -EOPNOTSUPP; } static inline void ptp_cancel_worker_sync(struct ptp_clock *ptp) { } +static inline int ptp_get_vclocks_index(int pclock_index, int **vclock_index) +{ return 0; } +static inline void ptp_convert_timestamp(struct skb_shared_hwtstamps *hwtstamps, + int vclock_index) +{ } #endif |