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Diffstat (limited to 'include/asm-arm/assembler.h')
-rw-r--r--include/asm-arm/assembler.h27
1 files changed, 22 insertions, 5 deletions
diff --git a/include/asm-arm/assembler.h b/include/asm-arm/assembler.h
index f31ac92b6c7..d53bafa9bf1 100644
--- a/include/asm-arm/assembler.h
+++ b/include/asm-arm/assembler.h
@@ -80,16 +80,33 @@
instr regs
/*
- * Save the current IRQ state and disable IRQs. Note that this macro
- * assumes FIQs are enabled, and that the processor is in SVC mode.
+ * Enable and disable interrupts
*/
- .macro save_and_disable_irqs, oldcpsr
- mrs \oldcpsr, cpsr
#if __LINUX_ARM_ARCH__ >= 6
+ .macro disable_irq
cpsid i
+ .endm
+
+ .macro enable_irq
+ cpsie i
+ .endm
#else
- msr cpsr_c, #PSR_I_BIT | MODE_SVC
+ .macro disable_irq
+ msr cpsr_c, #PSR_I_BIT | SVC_MODE
+ .endm
+
+ .macro enable_irq
+ msr cpsr_c, #SVC_MODE
+ .endm
#endif
+
+/*
+ * Save the current IRQ state and disable IRQs. Note that this macro
+ * assumes FIQs are enabled, and that the processor is in SVC mode.
+ */
+ .macro save_and_disable_irqs, oldcpsr
+ mrs \oldcpsr, cpsr
+ disable_irq
.endm
/*