[ARM] S3C: Make IRQ_EINT sleep control common

Move the IRQ_EINT sleep control to be available to all
s3c impelmentations. Since s3c_irqext_wake is not large,
place it in arch/arm/plat-s3c/pm.c as adding it to a new
file would be a waste of compile time.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>

diff --git a/arch/arm/mach-s3c2410/include/mach/irqs.h b/arch/arm/mach-s3c2410/include/mach/irqs.h
index 49efce8cd4a723e6b6bdc03f6bae2dc8afa6bba1..0cd89b735771464546659d76d7584205b6108097 100644 (file)
--- a/arch/arm/mach-s3c2410/include/mach/irqs.h
+++ b/arch/arm/mach-s3c2410/include/mach/irqs.h
@@ -80,7 +80,7 @@
 #define IRQ_EINT22     S3C2410_IRQ(50)
 #define IRQ_EINT23     S3C2410_IRQ(51)
 
-
+#define IRQ_EINT_BIT(x)        ((x) - (IRQ_EINT4 + 4))
 #define IRQ_EINT(x)    (((x) >= 4) ? (IRQ_EINT4 + (x) - 4) : (IRQ_EINT0 + (x)))
 
 #define IRQ_LCD_FIFO   S3C2410_IRQ(52)

diff --git a/arch/arm/mach-s3c24a0/include/mach/irqs.h b/arch/arm/mach-s3c24a0/include/mach/irqs.h
index ae8c0e359783145ec8922012f195e131e29a87de..83ce2a7a9daef97f1cd9d4bb7e8e16ff01328749 100644 (file)
--- a/arch/arm/mach-s3c24a0/include/mach/irqs.h
+++ b/arch/arm/mach-s3c24a0/include/mach/irqs.h
@@ -70,6 +70,8 @@
 #define IRQ_EINT17     S3C2410_IRQ(49)
 #define IRQ_EINT18     S3C2410_IRQ(50)
 
+#define IRQ_EINT_BIT(x) ((x) - IRQ_EINT00)
+
 /* SUB IRQS */
 #define IRQ_S3CUART_RX0                S3C2410_IRQ(51) /* 67 */
 #define IRQ_S3CUART_TX0                S3C2410_IRQ(52)

diff --git a/arch/arm/plat-s3c/include/plat/pm.h b/arch/arm/plat-s3c/include/plat/pm.h
index 42c75e6d2ba5c78bcd0e680a1dda7db10c84b31d..5e27de955da0d6927ff8e1277e117cd3097f78fc 100644 (file)
--- a/arch/arm/plat-s3c/include/plat/pm.h
+++ b/arch/arm/plat-s3c/include/plat/pm.h
@@ -77,9 +77,11 @@ extern void s3c_pm_do_restore(struct sleep_save *ptr, int count);
 extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count);
 
 #ifdef CONFIG_PM
+extern int s3c_irqext_wake(unsigned int irqno, unsigned int state);
 extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state);
 extern int s3c24xx_irq_resume(struct sys_device *dev);
 #else
+#define s3c_irqext_wake NULL
 #define s3c24xx_irq_suspend NULL
 #define s3c24xx_irq_resume  NULL
 #endif

diff --git a/arch/arm/plat-s3c/pm.c b/arch/arm/plat-s3c/pm.c
index fea58bea973d310390b3175cf7c3ac283a114e90..7c736deff8ae261ce61e755d1c2bfa5a521cce7f 100644 (file)
--- a/arch/arm/plat-s3c/pm.c
+++ b/arch/arm/plat-s3c/pm.c
@@ -27,6 +27,7 @@
 #include <mach/regs-gpio.h>
 #include <mach/regs-mem.h>
 #include <mach/regs-irq.h>
+#include <asm/irq.h>
 
 #include <plat/pm.h>
 #include <plat/pm-core.h>
@@ -100,6 +101,29 @@ static void s3c_pm_save_uart(void) { }
 static void s3c_pm_restore_uart(void) { }
 #endif
 
+/* The IRQ ext-int code goes here, it is too small to currently bother
+ * with its own file. */
+
+unsigned long s3c_irqwake_intmask      = 0xffffffffL;
+unsigned long s3c_irqwake_eintmask     = 0xffffffffL;
+
+int s3c_irqext_wake(unsigned int irqno, unsigned int state)
+{
+       unsigned long bit = 1L << IRQ_EINT_BIT(irqno);
+
+       if (!(s3c_irqwake_eintallow & bit))
+               return -ENOENT;
+
+       printk(KERN_INFO "wake %s for irq %d\n",
+              state ? "enabled" : "disabled", irqno);
+
+       if (!state)
+               s3c_irqwake_eintmask |= bit;
+       else
+               s3c_irqwake_eintmask &= ~bit;
+
+       return 0;
+}
 
 /* helper functions to save and restore register state */
 

diff --git a/arch/arm/plat-s3c24xx/include/plat/irq.h b/arch/arm/plat-s3c24xx/include/plat/irq.h
index 97b6884ea0dc82c559d01295b31cec2a3098a730..69e1be8bec352e73d730f3439aecf56be32a5292 100644 (file)
--- a/arch/arm/plat-s3c24xx/include/plat/irq.h
+++ b/arch/arm/plat-s3c24xx/include/plat/irq.h
@@ -108,9 +108,7 @@ s3c_irqsub_ack(unsigned int irqno, unsigned int parentmask, unsigned int group)
 
 #ifdef CONFIG_PM
 extern int s3c_irq_wake(unsigned int irqno, unsigned int state);
-extern int s3c_irqext_wake(unsigned int irqno, unsigned int state);
 #else
-#define s3c_irqext_wake NULL
 #define s3c_irq_wake NULL
 #endif
 

diff --git a/arch/arm/plat-s3c24xx/irq-pm.c b/arch/arm/plat-s3c24xx/irq-pm.c
index 86c68804f098f0261e28ef75578e1afa7bc64719..b7acf1a8ecd28c050c9cd081e85302b90aad2b9a 100644 (file)
--- a/arch/arm/plat-s3c24xx/irq-pm.c
+++ b/arch/arm/plat-s3c24xx/irq-pm.c
@@ -28,12 +28,9 @@
 */
 
 unsigned long s3c_irqwake_intallow     = 1L << (IRQ_RTC - IRQ_EINT0) | 0xfL;
-unsigned long s3c_irqwake_intmask      = 0xffffffffL;
 unsigned long s3c_irqwake_eintallow    = 0x0000fff0L;
-unsigned long s3c_irqwake_eintmask     = 0xffffffffL;
 
-int
-s3c_irq_wake(unsigned int irqno, unsigned int state)
+int s3c_irq_wake(unsigned int irqno, unsigned int state)
 {
        unsigned long irqbit = 1 << (irqno - IRQ_EINT0);
 
@@ -51,24 +48,6 @@ s3c_irq_wake(unsigned int irqno, unsigned int state)
        return 0;
 }
 
-int s3c_irqext_wake(unsigned int irqno, unsigned int state)
-{
-       unsigned long bit = 1L << (irqno - EXTINT_OFF);
-
-       if (!(s3c_irqwake_eintallow & bit))
-               return -ENOENT;
-
-       printk(KERN_INFO "wake %s for irq %d\n",
-              state ? "enabled" : "disabled", irqno);
-
-       if (!state)
-               s3c_irqwake_eintmask |= bit;
-       else
-               s3c_irqwake_eintmask &= ~bit;
-
-       return 0;
-}
-
 static struct sleep_save irq_save[] = {
        SAVE_ITEM(S3C2410_INTMSK),
        SAVE_ITEM(S3C2410_INTSUBMSK),