linux-kernel - [PATCH 8/9] ARM: FIQ: Implement !CONFIG

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Date:	Sun,  5 Aug 2012 16:03:38 -0700
From:	Anton Vorontsov <anton.vorontsov@...aro.org>
To:	Russell King <linux@....linux.org.uk>
Cc:	John Stultz <john.stultz@...aro.org>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linaro-kernel@...ts.linaro.org, patches@...aro.org,
	kernel-team@...roid.com, Ben Dooks <ben-linux@...ff.org>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Sascha Hauer <kernel@...gutronix.de>,
	Tony Lindgren <tony@...mide.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...com>
Subject: [PATCH 8/9] ARM: FIQ: Implement !CONFIG_FIQ stubs

Simply removes ugly #ifdefs from C code.

Signed-off-by: Anton Vorontsov <anton.vorontsov@...aro.org>
---
 arch/arm/include/asm/mach/irq.h |    5 +++++
 arch/arm/kernel/irq.c           |    2 --
 arch/arm/plat-mxc/avic.c        |    2 --
 arch/arm/plat-mxc/tzic.c        |    2 --
 arch/arm/plat-s3c24xx/irq.c     |    2 --
 5 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/arch/arm/include/asm/mach/irq.h b/arch/arm/include/asm/mach/irq.h
index febe495..420d211 100644
--- a/arch/arm/include/asm/mach/irq.h
+++ b/arch/arm/include/asm/mach/irq.h
@@ -17,8 +17,13 @@ struct seq_file;
 /*
  * This is internal.  Do not use it.
  */
+#ifdef CONFIG_FIQ
 extern void init_FIQ(void);
 extern int show_fiq_list(struct seq_file *, int);
+#else
+static inline void init_FIQ(void) {}
+static inline int show_fiq_list(struct seq_file *p, int prec) { return 0; }
+#endif
 
 #ifdef CONFIG_MULTI_IRQ_HANDLER
 extern void (*handle_arch_irq)(struct pt_regs *);
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 16cedb4..8013ad9 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -44,9 +44,7 @@ unsigned long irq_err_count;
 
 int arch_show_interrupts(struct seq_file *p, int prec)
 {
-#ifdef CONFIG_FIQ
 	show_fiq_list(p, prec);
-#endif
 #ifdef CONFIG_SMP
 	show_ipi_list(p, prec);
 #endif
diff --git a/arch/arm/plat-mxc/avic.c b/arch/arm/plat-mxc/avic.c
index 19701ec..426980c 100644
--- a/arch/arm/plat-mxc/avic.c
+++ b/arch/arm/plat-mxc/avic.c
@@ -216,10 +216,8 @@ void __init mxc_init_irq(void __iomem *irqbase)
 	for (i = 0; i < 8; i++)
 		__raw_writel(0, avic_base + AVIC_NIPRIORITY(i));
 
-#ifdef CONFIG_FIQ
 	/* Initialize FIQ */
 	init_FIQ();
-#endif
 
 	printk(KERN_INFO "MXC IRQ initialized\n");
 }
diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c
index d09b573..8a5a633 100644
--- a/arch/arm/plat-mxc/tzic.c
+++ b/arch/arm/plat-mxc/tzic.c
@@ -191,10 +191,8 @@ void __init tzic_init_irq(void __iomem *irqbase)
 	for (i = 0; i < 4; i++, irq_base += 32)
 		tzic_init_gc(i, irq_base);
 
-#ifdef CONFIG_FIQ
 	/* Initialize FIQ */
 	init_FIQ();
-#endif
 
 	pr_info("TrustZone Interrupt Controller (TZIC) initialized\n");
 }
diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c
index e0de92a..531d6a4 100644
--- a/arch/arm/plat-s3c24xx/irq.c
+++ b/arch/arm/plat-s3c24xx/irq.c
@@ -532,9 +532,7 @@ void __init s3c24xx_init_irq(void)
 	int irqno;
 	int i;
 
-#ifdef CONFIG_FIQ
 	init_FIQ();
-#endif
 
 	irqdbf("s3c2410_init_irq: clearing interrupt status flags\n");
 
-- 
1.7.10.4

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