Commit 995a9090 authored by Richard Cochran's avatar Richard Cochran Committed by David S. Miller
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ptp: Add a method for obtaining the device index.

This commit adds a method that MAC drivers may call in order to find out
the device number of their associated PTP Hardware Clock.
Signed-off-by: default avatarRichard Cochran <>
Signed-off-by: default avatarDavid S. Miller <>
parent 2173bff5
......@@ -304,6 +304,12 @@ void ptp_clock_event(struct ptp_clock *ptp, struct ptp_clock_event *event)
int ptp_clock_index(struct ptp_clock *ptp)
return ptp->index;
/* module operations */
static void __exit ptp_exit(void)
......@@ -136,4 +136,12 @@ struct ptp_clock_event {
extern void ptp_clock_event(struct ptp_clock *ptp,
struct ptp_clock_event *event);
* ptp_clock_index() - obtain the device index of a PTP clock
* @ptp: The clock obtained from ptp_clock_register().
extern int ptp_clock_index(struct ptp_clock *ptp);
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