linux-kernel - [PATCH 1/5] mfd: pcf50633 - make 'is

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Message-ID: <20091116060843.20162.17883.stgit@localhost.localdomain>
Date:	Sun, 15 Nov 2009 22:08:43 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Samuel Ortiz <sameo@...ux.intel.com>
Cc:	linux-kernel@...r.kernel.org, Lars-Peter Clausen <lars@...afoo.de>,
	Balaji Rao <balajirrao@...nmoko.org>
Subject: [PATCH 1/5] mfd: pcf50633 - make 'is_suspended' a bool

The field holds boolean data and should be typed as such. Also annotate
check for is_spspended in IRQ handler with 'unlikely'.

Signed-off-by: Dmitry Torokhov <dtor@...l.ru>
---

 drivers/mfd/pcf50633-core.c       |    6 +++---
 include/linux/mfd/pcf50633/core.h |    3 ++-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index 03dcc92..fb44e4d 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -412,8 +412,8 @@ static void pcf50633_irq_worker(struct work_struct *work)
 	}
 
 	/* Have we just resumed ? */
-	if (pcf->is_suspended) {
-		pcf->is_suspended = 0;
+	if (unlikely(pcf->is_suspended)) {
+		pcf->is_suspended = false;
 
 		/* Set the resume reason filtering out non resumers */
 		for (i = 0; i < ARRAY_SIZE(pcf_int); i++)
@@ -510,7 +510,7 @@ static int pcf50633_suspend(struct i2c_client *client, pm_message_t state)
 		goto out;
 	}
 
-	pcf->is_suspended = 1;
+	pcf->is_suspended = true;
 
 out:
 	return ret;
diff --git a/include/linux/mfd/pcf50633/core.h b/include/linux/mfd/pcf50633/core.h
index d9034cc..43bb2ac 100644
--- a/include/linux/mfd/pcf50633/core.h
+++ b/include/linux/mfd/pcf50633/core.h
@@ -13,6 +13,7 @@
 #ifndef __LINUX_MFD_PCF50633_CORE_H
 #define __LINUX_MFD_PCF50633_CORE_H
 
+#include <linux/types.h>
 #include <linux/i2c.h>
 #include <linux/workqueue.h>
 #include <linux/regulator/driver.h>
@@ -139,7 +140,7 @@ struct pcf50633 {
 
 	u8 suspend_irq_masks[5];
 	u8 resume_reason[5];
-	int is_suspended;
+	bool is_suspended;
 
 	int onkey1s_held;
 

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