Move suspend wakeup timer from suspend path to be triggered based
on clockevent suspend path.
When gptimers are eventually converted to be a driver, the wakeup
timer feature can be made to be a driver-specific feature using the
driver's suspend method.
Signed-off-by: Kevin Hilman <khil...@ti.com>
---
arch/arm/mach-omap2/pm-debug.c | 19 ----------------
arch/arm/mach-omap2/pm.h | 3 --
arch/arm/mach-omap2/pm34xx.c | 4 ---
arch/arm/mach-omap2/timer-gp.c | 33 ++++++++++++++++++++++++++--
arch/arm/plat-omap/include/plat/dmtimer.h | 1 -
5 files changed, 30 insertions(+), 30 deletions(-)
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 7c72f29..72dee22 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -39,25 +39,6 @@
#include "pm.h"
u32 enable_off_mode;
-u32 wakeup_timer_seconds;
-u32 wakeup_timer_milliseconds;
-
-void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
-{
- u32 tick_rate, cycles;
-
- if (!seconds && !milliseconds)
- return;
-
- tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup));
- cycles = tick_rate * seconds + tick_rate * milliseconds / 1000;
- omap_dm_timer_stop(gptimer_wakeup);
- omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles);
-
- pr_info("PM: Resume timer in %u.%03u secs"
- " (%d ticks at %d ticks/sec.)\n",
- seconds, milliseconds, cycles, tick_rate);
-}
#ifdef CONFIG_DEBUG_FS
#include <linux/debugfs.h>
diff --git a/arch/arm/mach-omap2/pm.h b/arch/arm/mach-omap2/pm.h
index dd1c2e4..803bf1c 100644
--- a/arch/arm/mach-omap2/pm.h
+++ b/arch/arm/mach-omap2/pm.h
@@ -57,13 +57,10 @@ extern int omap3_pm_set_suspend_state(struct powerdomain
*pwrdm, int state);
extern u32 wakeup_timer_seconds;
extern u32 wakeup_timer_milliseconds;
-extern struct omap_dm_timer *gptimer_wakeup;
#ifdef CONFIG_PM_DEBUG
-extern void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds);
extern u32 enable_off_mode;
#else
-#define omap2_pm_wakeup_on_timer(seconds, milliseconds) do {} while (0);
#define enable_off_mode 0
#endif
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 991ade6..a9d9bb1c8 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -532,10 +532,6 @@ static int omap3_pm_suspend(void)
struct power_state *pwrst;
int state, ret = 0;
- if (wakeup_timer_seconds || wakeup_timer_milliseconds)
- omap2_pm_wakeup_on_timer(wakeup_timer_seconds,
- wakeup_timer_milliseconds);
-
/* Read current next_pwrsts */
list_for_each_entry(pwrst, &pwrst_list, node)
pwrst->saved_state = pwrdm_read_next_pwrst(pwrst->pwrdm);
diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c
index 3b9cf85..4de51a1 100644
--- a/arch/arm/mach-omap2/timer-gp.c
+++ b/arch/arm/mach-omap2/timer-gp.c
@@ -44,7 +44,7 @@
#include <plat/omap_hwmod.h>
#include "timer-gp.h"
-
+#include "pm.h"
/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */
#define MAX_GPTIMER_ID 12
@@ -53,7 +53,30 @@ static struct omap_dm_timer *gptimer;
static struct clock_event_device clockevent_gpt;
static u8 __initdata gptimer_id = 1;
static u8 __initdata inited;
-struct omap_dm_timer *gptimer_wakeup;
+static struct omap_dm_timer *gptimer_wakeup;
+
+u32 wakeup_timer_seconds;
+u32 wakeup_timer_milliseconds;
+
+static void omap2_pm_wakeup_on_timer(u32 seconds, u32 milliseconds)
+{
+ u32 tick_rate, cycles;
+
+ if (!gptimer_wakeup)
+ return;
+
+ if (!seconds && !milliseconds)
+ return;
+
+ tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer_wakeup));
+ cycles = tick_rate * seconds + tick_rate * milliseconds / 1000;
+ omap_dm_timer_stop(gptimer_wakeup);
+ omap_dm_timer_set_load_start(gptimer_wakeup, 0, 0xffffffff - cycles);
+
+ pr_info("PM: Resume timer in %u.%03u secs"
+ " (%d ticks at %d ticks/sec.)\n",
+ seconds, milliseconds, cycles, tick_rate);
+}
static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id)
{
@@ -95,8 +118,12 @@ static void omap2_gp_timer_set_mode(enum clock_event_mode
mode,
break;
case CLOCK_EVT_MODE_ONESHOT:
break;
- case CLOCK_EVT_MODE_UNUSED:
case CLOCK_EVT_MODE_SHUTDOWN:
+ if (wakeup_timer_seconds || wakeup_timer_milliseconds)
+ omap2_pm_wakeup_on_timer(wakeup_timer_seconds,
+ wakeup_timer_milliseconds);
+ break;
+ case CLOCK_EVT_MODE_UNUSED:
case CLOCK_EVT_MODE_RESUME:
break;
}
diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h
b/arch/arm/plat-omap/include/plat/dmtimer.h
index d6c70d2..db230b3 100644
--- a/arch/arm/plat-omap/include/plat/dmtimer.h
+++ b/arch/arm/plat-omap/include/plat/dmtimer.h
@@ -56,7 +56,6 @@
*/
#define OMAP_TIMER_IP_VERSION_1 0x1
struct omap_dm_timer;
-extern struct omap_dm_timer *gptimer_wakeup;
extern struct sys_timer omap_timer;
struct clk;
--
1.7.4
--
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