Re: [patch] pnx8xxx clocksource cleanups

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Hello.

Vitaly Wool wrote:

This patch does some PNX8XXX clocksource cleanups.

Signed-off-by: Vitaly Wool <vitalywool@xxxxxxxxx>

Index: linux-mips.git/arch/mips/philips/pnx8550/common/time.c
===================================================================
--- linux-mips.git.orig/arch/mips/philips/pnx8550/common/time.c
+++ linux-mips.git/arch/mips/philips/pnx8550/common/time.c
@@ -47,11 +47,6 @@ static struct clocksource pnx_clocksourc
    .flags        = CLOCK_SOURCE_IS_CONTINUOUS,
};

-static void timer_ack(void)
-{
-    write_c0_compare(cpj);
-}
-
static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id)
{
    struct clock_event_device *c = dev_id;
@@ -94,30 +89,22 @@ static struct clock_event_device pnx8xxx
    .set_next_event = pnx8xxx_set_next_event,
};

-/*
- * plat_time_init() - it does the following things:
- *
- * 1) plat_time_init() -
- *     a) (optional) set up RTC routines,
- *      b) (optional) calibrate and set the mips_hpt_frequency
- * (only needed if you intended to use cpu counter as timer interrupt
- *         source)
- */
+static inline void timer_ack(void)
+{
+    write_c0_compare(cpj);
+}

I still don't understand why you need this function at all, and the 'cpj' variable as well -- clockevents core will set the comparator to a needed value. Also, I don't see much value in moving that function...

WBR, Sergei


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