Thread (26 messages) 26 messages, 5 authors, 2012-02-29
STALE5206d
Revisions (5)
  1. v5 [diff vs current]
  2. v5 current
  3. v6 [diff vs current]
  4. v7 [diff vs current]
  5. v8 [diff vs current]

[PATCH v5 2/9] SH: shmobile: cpuidle consolidation

From: Rob Lee <hidden>
Date: 2012-02-27 15:13:59
Also in: linux-sh

Adding sh mailing list and sh contributors I missed on the original
submission.  SH folks, full patchset submission can be found here:
http://www.spinics.net/lists/arm-kernel/msg161596.html

Best Regards,
Rob

On Sun, Feb 26, 2012 at 10:47 PM, Robert Lee [off-list ref] wrote:
quoted hunk ↗ jump to hunk
Enable core cpuidle timekeeping and irq enabling and remove that
handling from this code.

Signed-off-by: Robert Lee <redacted>
---
?arch/sh/kernel/cpu/shmobile/cpuidle.c | ? 10 +++-------
?1 files changed, 3 insertions(+), 7 deletions(-)
diff --git a/arch/sh/kernel/cpu/shmobile/cpuidle.c b/arch/sh/kernel/cpu/shmobile/cpuidle.c
index 6d62eb4..1ddc876 100644
--- a/arch/sh/kernel/cpu/shmobile/cpuidle.c
+++ b/arch/sh/kernel/cpu/shmobile/cpuidle.c
@@ -29,7 +29,6 @@ static int cpuidle_sleep_enter(struct cpuidle_device *dev,
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?int index)
?{
? ? ? ?unsigned long allowed_mode = SUSP_SH_SLEEP;
- ? ? ? ktime_t before, after;
? ? ? ?int requested_state = index;
? ? ? ?int allowed_state;
? ? ? ?int k;
@@ -47,19 +46,16 @@ static int cpuidle_sleep_enter(struct cpuidle_device *dev,
? ? ? ? */
? ? ? ?k = min_t(int, allowed_state, requested_state);

- ? ? ? before = ktime_get();
? ? ? ?sh_mobile_call_standby(cpuidle_mode[k]);
- ? ? ? after = ktime_get();
-
- ? ? ? dev->last_residency = (int)ktime_to_ns(ktime_sub(after, before)) >> 10;

? ? ? ?return k;
?}

?static struct cpuidle_device cpuidle_dev;
?static struct cpuidle_driver cpuidle_driver = {
- ? ? ? .name = ? ? ? ? "sh_idle",
- ? ? ? .owner = ? ? ? ?THIS_MODULE,
+ ? ? ? .name ? ? ? ? ? ? ? ? ? = "sh_idle",
+ ? ? ? .owner ? ? ? ? ? ? ? ? ?= THIS_MODULE,
+ ? ? ? .en_core_tk_irqen ? ? ? = 1,
?};

?void sh_mobile_setup_cpuidle(void)
--
1.7.1
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