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Commit 995a9090 authored Apr 03, 2012 by Richard Cochran Committed by David S. Miller Apr 04, 2012

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: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 2173bff5

drivers/ptp/ptp_clock.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -304,6 +304,12 @@ void ptp_clock_event(struct ptp_clock ptp, struct ptp_clock_event event)
		}
		EXPORT_SYMBOL(ptp_clock_event);

		int ptp_clock_index(struct ptp_clock *ptp)
		{
		return ptp->index;
		}
		EXPORT_SYMBOL(ptp_clock_index);

		/* module operations */

		static void __exit ptp_exit(void)

include/linux/ptp_clock_kernel.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -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);

		#endif