ARM: exynos: prepare for sparse IRQ

When we enable CONFIG_SPARSE_IRQ, we have to set the value of NR_IRQS in
the machine_desc for legacy IRQ domains, and any file referring to the
number of interrupts or a specific number must include the mach/irqs.h
header file explicitly.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

10 files changed, 13 insertions, 1 deletions

diff --git a/arch/arm/mach-exynos/dev-uart.c b/arch/arm/mach-exynos/dev-uart.c
index 7c42f4b..c48aff0 100644
--- a/arch/arm/mach-exynos/dev-uart.c
+++ b/arch/arm/mach-exynos/dev-uart.c
@@ -20,6 +20,7 @@
 #include <asm/mach/irq.h>
 #include <mach/hardware.h>
 #include <mach/map.h>
+#include <mach/irqs.h>
 
 #include <plat/devs.h>
 
diff --git a/arch/arm/mach-exynos/include/mach/irqs.h b/arch/arm/mach-exynos/include/mach/irqs.h
index 1f4dc35..8bd5dde 100644
--- a/arch/arm/mach-exynos/include/mach/irqs.h
+++ b/arch/arm/mach-exynos/include/mach/irqs.h
@@ -466,7 +466,10 @@
 #define IRQ_TIMER_BASE			(IRQ_GPIO_END + 64)
 
 /* Set the default NR_IRQS */
+#define EXYNOS_NR_IRQS			(IRQ_TIMER_BASE + IRQ_TIMER_COUNT)
 
-#define NR_IRQS				(IRQ_TIMER_BASE + IRQ_TIMER_COUNT)
+#ifndef CONFIG_SPARSE_IRQ
+#define NR_IRQS				EXYNOS_NR_IRQS
+#endif
 
 #endif /* __ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-exynos/mach-armlex4210.c b/arch/arm/mach-exynos/mach-armlex4210.c
index 685f291..2126f35 100644
--- a/arch/arm/mach-exynos/mach-armlex4210.c
+++ b/arch/arm/mach-exynos/mach-armlex4210.c
@@ -25,6 +25,7 @@
 #include <plat/regs-srom.h>
 #include <plat/sdhci.h>
 
+#include <mach/irqs.h>
 #include <mach/map.h>
 
 #include "common.h"
diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c
index 1ea7973..ab920e3 100644
--- a/arch/arm/mach-exynos/mach-nuri.c
+++ b/arch/arm/mach-exynos/mach-nuri.c
@@ -53,6 +53,7 @@
 #include <plat/fimc-core.h>
 #include <plat/camport.h>
 
+#include <mach/irqs.h>
 #include <mach/map.h>
 
 #include "common.h"
diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c
index 579d2d1..f23ce401 100644
--- a/arch/arm/mach-exynos/mach-origen.c
+++ b/arch/arm/mach-exynos/mach-origen.c
@@ -46,6 +46,7 @@
 #include <plat/hdmi.h>
 
 #include <mach/map.h>
+#include <mach/irqs.h>
 
 #include <drm/exynos_drm.h>
 #include "common.h"
diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c
index fe61496..5df9123 100644
--- a/arch/arm/mach-exynos/mach-smdk4x12.c
+++ b/arch/arm/mach-exynos/mach-smdk4x12.c
@@ -39,6 +39,7 @@
 #include <plat/regs-serial.h>
 #include <plat/sdhci.h>
 
+#include <mach/irqs.h>
 #include <mach/map.h>
 
 #include <drm/exynos_drm.h>
diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c
index d716729..9a1d359 100644
--- a/arch/arm/mach-exynos/mach-smdkv310.c
+++ b/arch/arm/mach-exynos/mach-smdkv310.c
@@ -43,6 +43,7 @@
 #include <plat/clock.h>
 #include <plat/hdmi.h>
 
+#include <mach/irqs.h>
 #include <mach/map.h>
 
 #include <drm/exynos_drm.h>
diff --git a/arch/arm/plat-samsung/irq-vic-timer.c b/arch/arm/plat-samsung/irq-vic-timer.c
index f980cf3..1113066 100644
--- a/arch/arm/plat-samsung/irq-vic-timer.c
+++ b/arch/arm/plat-samsung/irq-vic-timer.c
@@ -19,6 +19,7 @@
 #include <linux/io.h>
 
 #include <mach/map.h>
+#include <mach/irqs.h>
 #include <plat/cpu.h>
 #include <plat/irq-vic-timer.h>
 #include <plat/regs-timer.h>
diff --git a/arch/arm/plat-samsung/pm.c b/arch/arm/plat-samsung/pm.c
index 002b147..53210ec 100644
--- a/arch/arm/plat-samsung/pm.c
+++ b/arch/arm/plat-samsung/pm.c
@@ -27,6 +27,7 @@
 #include <plat/regs-serial.h>
 #include <mach/regs-clock.h>
 #include <mach/regs-irq.h>
+#include <mach/irqs.h>
 #include <asm/irq.h>
 
 #include <plat/pm.h>
diff --git a/arch/arm/plat-samsung/s5p-irq.c b/arch/arm/plat-samsung/s5p-irq.c
index 103e371..ff1a760 100644
--- a/arch/arm/plat-samsung/s5p-irq.c
+++ b/arch/arm/plat-samsung/s5p-irq.c
@@ -15,6 +15,7 @@
 #include <linux/io.h>
 #include <linux/irqchip/arm-vic.h>
 
+#include <mach/irqs.h>
 #include <mach/map.h>
 #include <plat/regs-timer.h>
 #include <plat/cpu.h>