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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-11 10:41:07 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-04-13 08:17:18 +0300
commite09b41010ba33a20a87472ee821fa407a5b8da36 (patch)
treed10dc367189862e7ca5c592f033dc3726e1df4e3 /kernel/arch/arm/include/asm/irqflags.h
parentf93b97fd65072de626c074dbe099a1fff05ce060 (diff)
These changes are the raw update to linux-4.4.6-rt14. Kernel sources
are taken from kernel.org, and rt patch from the rt wiki download page. During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
Diffstat (limited to 'kernel/arch/arm/include/asm/irqflags.h')
-rw-r--r--kernel/arch/arm/include/asm/irqflags.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/arch/arm/include/asm/irqflags.h b/kernel/arch/arm/include/asm/irqflags.h
index 3b763d665..e6b70d9d0 100644
--- a/kernel/arch/arm/include/asm/irqflags.h
+++ b/kernel/arch/arm/include/asm/irqflags.h
@@ -20,6 +20,7 @@
#if __LINUX_ARM_ARCH__ >= 6
+#define arch_local_irq_save arch_local_irq_save
static inline unsigned long arch_local_irq_save(void)
{
unsigned long flags;
@@ -31,6 +32,7 @@ static inline unsigned long arch_local_irq_save(void)
return flags;
}
+#define arch_local_irq_enable arch_local_irq_enable
static inline void arch_local_irq_enable(void)
{
asm volatile(
@@ -40,6 +42,7 @@ static inline void arch_local_irq_enable(void)
: "memory", "cc");
}
+#define arch_local_irq_disable arch_local_irq_disable
static inline void arch_local_irq_disable(void)
{
asm volatile(
@@ -51,11 +54,20 @@ static inline void arch_local_irq_disable(void)
#define local_fiq_enable() __asm__("cpsie f @ __stf" : : : "memory", "cc")
#define local_fiq_disable() __asm__("cpsid f @ __clf" : : : "memory", "cc")
+
+#ifndef CONFIG_CPU_V7M
+#define local_abt_enable() __asm__("cpsie a @ __sta" : : : "memory", "cc")
+#define local_abt_disable() __asm__("cpsid a @ __cla" : : : "memory", "cc")
+#else
+#define local_abt_enable() do { } while (0)
+#define local_abt_disable() do { } while (0)
+#endif
#else
/*
* Save the current interrupt enable state & disable IRQs
*/
+#define arch_local_irq_save arch_local_irq_save
static inline unsigned long arch_local_irq_save(void)
{
unsigned long flags, temp;
@@ -73,6 +85,7 @@ static inline unsigned long arch_local_irq_save(void)
/*
* Enable IRQs
*/
+#define arch_local_irq_enable arch_local_irq_enable
static inline void arch_local_irq_enable(void)
{
unsigned long temp;
@@ -88,6 +101,7 @@ static inline void arch_local_irq_enable(void)
/*
* Disable IRQs
*/
+#define arch_local_irq_disable arch_local_irq_disable
static inline void arch_local_irq_disable(void)
{
unsigned long temp;
@@ -130,11 +144,14 @@ static inline void arch_local_irq_disable(void)
: "memory", "cc"); \
})
+#define local_abt_enable() do { } while (0)
+#define local_abt_disable() do { } while (0)
#endif
/*
* Save the current interrupt enable state.
*/
+#define arch_local_save_flags arch_local_save_flags
static inline unsigned long arch_local_save_flags(void)
{
unsigned long flags;
@@ -147,6 +164,7 @@ static inline unsigned long arch_local_save_flags(void)
/*
* restore saved IRQ & FIQ state
*/
+#define arch_local_irq_restore arch_local_irq_restore
static inline void arch_local_irq_restore(unsigned long flags)
{
asm volatile(
@@ -156,10 +174,13 @@ static inline void arch_local_irq_restore(unsigned long flags)
: "memory", "cc");
}
+#define arch_irqs_disabled_flags arch_irqs_disabled_flags
static inline int arch_irqs_disabled_flags(unsigned long flags)
{
return flags & IRQMASK_I_BIT;
}
+#include <asm-generic/irqflags.h>
+
#endif /* ifdef __KERNEL__ */
#endif /* ifndef __ASM_ARM_IRQFLAGS_H */