---

yaml --- r: 143565 b: refs/heads/master c: 3f20301 h: refs/heads/master i: 143563: 389fac4 v: v3
git-mirror · Apr 16, 2009 · 7766897 · 7766897
1 parent 7f76031
commit 7766897
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Showing 3 changed files with 11 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3fa6dd6a7aa7ce1a7d490ef88c2c8ec7db0f196b
+refs/heads/master: 3f2030163efe4a7ee820ae56dab9a4db8c1ebb49
diff --git a/trunk/arch/arm/plat-mxc/include/mach/irqs.h b/trunk/arch/arm/plat-mxc/include/mach/irqs.h
@@ -45,7 +45,7 @@
 
 #define NR_IRQS			(MXC_IPU_IRQ_START + MX3_IPU_IRQS)
 
-extern void imx_irq_set_priority(unsigned char irq, unsigned char prio);
+extern int imx_irq_set_priority(unsigned char irq, unsigned char prio);
 
 /* all normal IRQs can be FIQs */
 #define FIQ_START	0

diff --git a/trunk/arch/arm/plat-mxc/irq.c b/trunk/arch/arm/plat-mxc/irq.c
@@ -50,23 +50,27 @@
 #define IIM_PROD_REV_SH		3
 #define IIM_PROD_REV_LEN	5
 
-#ifdef CONFIG_MXC_IRQ_PRIOR
-void imx_irq_set_priority(unsigned char irq, unsigned char prio)
+int imx_irq_set_priority(unsigned char irq, unsigned char prio)
 {
+#ifdef CONFIG_MXC_IRQ_PRIOR
 	unsigned int temp;
 	unsigned int mask = 0x0F << irq % 8 * 4;
 
-	if (irq > 63)
-		return;
+	if (irq >= MXC_INTERNAL_IRQS)
+		return -EINVAL;;
 
 	temp = __raw_readl(AVIC_NIPRIORITY(irq / 8));
 	temp &= ~mask;
 	temp |= prio & mask;
 
 	__raw_writel(temp, AVIC_NIPRIORITY(irq / 8));
+
+	return 0;
+#else
+	return -ENOSYS;
+#endif
 }
 EXPORT_SYMBOL(imx_irq_set_priority);
-#endif
 
 #ifdef CONFIG_FIQ
 int mxc_set_irq_fiq(unsigned int irq, unsigned int type)