From: Stephen Warren <swar...@nvidia.com>
Move PXA's timer suspend/resume functions from struct sys_timer
pxa_timer into struct clock_event_device ckevt_pxa_osmr0. This
will allow the sys_timer suspend/resume fields to be removed, and
eventually lead to a complete removal of struct sys_timer.
Cc: Eric Miao <eric.y.m...@gmail.com>
Cc: Russell King <li...@arm.linux.org.uk>
Cc: Haojian Zhuang <haojian.zhu...@gmail.com>
Signed-off-by: Stephen Warren <swar...@nvidia.com>
---
arch/arm/mach-pxa/time.c | 76 +++++++++++++++++++++++-----------------------
1 files changed, 38 insertions(+), 38 deletions(-)
diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c
index 4bc47d6..ce58bc9 100644
--- a/arch/arm/mach-pxa/time.c
+++ b/arch/arm/mach-pxa/time.c
@@ -89,12 +89,50 @@ pxa_osmr0_set_mode(enum clock_event_mode mode, struct
clock_event_device *dev)
}
}
+#ifdef CONFIG_PM
+static unsigned long osmr[4], oier, oscr;
+
+static void pxa_timer_suspend(struct clock_event_device *cedev)
+{
+ osmr[0] = readl_relaxed(OSMR0);
+ osmr[1] = readl_relaxed(OSMR1);
+ osmr[2] = readl_relaxed(OSMR2);
+ osmr[3] = readl_relaxed(OSMR3);
+ oier = readl_relaxed(OIER);
+ oscr = readl_relaxed(OSCR);
+}
+
+static void pxa_timer_resume(struct clock_event_device *cedev)
+{
+ /*
+ * Ensure that we have at least MIN_OSCR_DELTA between match
+ * register 0 and the OSCR, to guarantee that we will receive
+ * the one-shot timer interrupt. We adjust OSMR0 in preference
+ * to OSCR to guarantee that OSCR is monotonically incrementing.
+ */
+ if (osmr[0] - oscr < MIN_OSCR_DELTA)
+ osmr[0] += MIN_OSCR_DELTA;
+
+ writel_relaxed(osmr[0], OSMR0);
+ writel_relaxed(osmr[1], OSMR1);
+ writel_relaxed(osmr[2], OSMR2);
+ writel_relaxed(osmr[3], OSMR3);
+ writel_relaxed(oier, OIER);
+ writel_relaxed(oscr, OSCR);
+}
+#else
+#define pxa_timer_suspend NULL
+#define pxa_timer_resume NULL
+#endif
+
static struct clock_event_device ckevt_pxa_osmr0 = {
.name = "osmr0",
.features = CLOCK_EVT_FEAT_ONESHOT,
.rating = 200,
.set_next_event = pxa_osmr0_set_next_event,
.set_mode = pxa_osmr0_set_mode,
+ .suspend = pxa_timer_suspend,
+ .resume = pxa_timer_resume,
};
static struct irqaction pxa_ost0_irq = {
@@ -127,44 +165,6 @@ static void __init pxa_timer_init(void)
clockevents_register_device(&ckevt_pxa_osmr0);
}
-#ifdef CONFIG_PM
-static unsigned long osmr[4], oier, oscr;
-
-static void pxa_timer_suspend(void)
-{
- osmr[0] = readl_relaxed(OSMR0);
- osmr[1] = readl_relaxed(OSMR1);
- osmr[2] = readl_relaxed(OSMR2);
- osmr[3] = readl_relaxed(OSMR3);
- oier = readl_relaxed(OIER);
- oscr = readl_relaxed(OSCR);
-}
-
-static void pxa_timer_resume(void)
-{
- /*
- * Ensure that we have at least MIN_OSCR_DELTA between match
- * register 0 and the OSCR, to guarantee that we will receive
- * the one-shot timer interrupt. We adjust OSMR0 in preference
- * to OSCR to guarantee that OSCR is monotonically incrementing.
- */
- if (osmr[0] - oscr < MIN_OSCR_DELTA)
- osmr[0] += MIN_OSCR_DELTA;
-
- writel_relaxed(osmr[0], OSMR0);
- writel_relaxed(osmr[1], OSMR1);
- writel_relaxed(osmr[2], OSMR2);
- writel_relaxed(osmr[3], OSMR3);
- writel_relaxed(oier, OIER);
- writel_relaxed(oscr, OSCR);
-}
-#else
-#define pxa_timer_suspend NULL
-#define pxa_timer_resume NULL
-#endif
-
struct sys_timer pxa_timer = {
.init = pxa_timer_init,
- .suspend = pxa_timer_suspend,
- .resume = pxa_timer_resume,
};
--
1.7.0.4
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