[MIPS] time: Delete dead cycles_per_jiffy, mips_timer_ack and null_timer_ack (2cfa7660) · Commits · 戴 / test

arch/mips/kernel/time.c

+0 −21

Original line number	Diff line number	Diff line
		@@ -72,14 +72,6 @@ int update_persistent_clock(struct timespec now)
		return rtc_mips_set_mmss(now.tv_sec);
		}

		/* how many counter cycles in a jiffy */
		static unsigned long cycles_per_jiffy __read_mostly;

		/*
		* Null timer ack for systems not needing one (e.g. i8254).
		*/
		static void null_timer_ack(void) { /* nothing */ }

		/*
		* Null high precision timer functions for systems lacking one.
		*/
		@@ -105,7 +97,6 @@ static cycle_t c0_hpt_read(void)
		}

		int (*mips_timer_state)(void);
		void (*mips_timer_ack)(void);

		/*
		* local_timer_interrupt() does profiling and process accounting
		@@ -512,14 +503,6 @@ void __init time_init(void)
		if (!clocksource_mips.read) {
		/* No external high precision timer -- use R4k. */
		clocksource_mips.read = c0_hpt_read;

		if (!mips_timer_state) {
		/* No external timer interrupt -- use R4k. */
		mips_timer_ack = c0_timer_ack;
		/* Calculate cache parameters. */
		cycles_per_jiffy =
		(mips_hpt_frequency + HZ / 2) / HZ;
		}
		}
		if (!mips_hpt_frequency)
		mips_hpt_frequency = calibrate_hpt();
		@@ -534,10 +517,6 @@ void __init time_init(void)
		#endif
		}

		if (!mips_timer_ack)
		/* No timer interrupt ack (e.g. i8254). */
		mips_timer_ack = null_timer_ack;

		/*
		* Call board specific timer interrupt setup.
		*

+0 −1

Original line number	Diff line number	Diff line
		@@ -40,7 +40,6 @@ extern int rtc_mips_set_mmss(unsigned long);
		* mips_timer_ack may be NULL if the interrupt is self-recoverable.
		*/
		extern int (*mips_timer_state)(void);
		extern void (*mips_timer_ack)(void);

		/*
		* High precision timer clocksource.