#ifndef __ASSEMBLY__
+#include <linux/compiler.h>
#include <asm/hazards.h>
-/*
- * CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY does prompt replay of deferred IPIs,
- * at the cost of branch and call overhead on each local_irq_restore()
- */
-
-#ifdef CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY
-
-extern void smtc_ipi_replay(void);
-
-#define irq_restore_epilog(flags) \
-do { \
- if (!(flags & 0x0400)) \
- smtc_ipi_replay(); \
-} while (0)
-
-#else
-
-#define irq_restore_epilog(ignore) do { } while (0)
-
-#endif /* CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY */
-
-__asm__ (
+__asm__(
" .macro raw_local_irq_enable \n"
" .set push \n"
" .set reorder \n"
" .set pop \n"
" .endm");
+extern void smtc_ipi_replay(void);
+
static inline void raw_local_irq_enable(void)
{
+#ifdef CONFIG_MIPS_MT_SMTC
+ /*
+ * SMTC kernel needs to do a software replay of queued
+ * IPIs, at the cost of call overhead on each local_irq_enable()
+ */
+ smtc_ipi_replay();
+#endif
__asm__ __volatile__(
"raw_local_irq_enable"
: /* no outputs */
: "memory");
}
+
/*
* For cli() we have to insert nops to make sure that the new value
* has actually arrived in the status register before the end of this
*
* Workaround: mask EXL bit of the result or place a nop before mfc0.
*/
-__asm__ (
+__asm__(
" .macro raw_local_irq_disable\n"
" .set push \n"
" .set noat \n"
: "memory");
}
-__asm__ (
+__asm__(
" .macro raw_local_save_flags flags \n"
" .set push \n"
" .set reorder \n"
"raw_local_save_flags %0" \
: "=r" (x))
-__asm__ (
+__asm__(
" .macro raw_local_irq_save result \n"
" .set push \n"
" .set reorder \n"
: /* no inputs */ \
: "memory")
-__asm__ (
+__asm__(
" .macro raw_local_irq_restore flags \n"
" .set push \n"
" .set noreorder \n"
" .set pop \n"
" .endm \n");
-#define raw_local_irq_restore(flags) \
-do { \
- unsigned long __tmp1; \
- \
- __asm__ __volatile__( \
- "raw_local_irq_restore\t%0" \
- : "=r" (__tmp1) \
- : "0" (flags) \
- : "memory"); \
- irq_restore_epilog(flags); \
-} while(0)
+
+static inline void raw_local_irq_restore(unsigned long flags)
+{
+ unsigned long __tmp1;
+
+#ifdef CONFIG_MIPS_MT_SMTC
+ /*
+ * SMTC kernel needs to do a software replay of queued
+ * IPIs, at the cost of branch and call overhead on each
+ * local_irq_restore()
+ */
+ if (unlikely(!(flags & 0x0400)))
+ smtc_ipi_replay();
+#endif
+
+ __asm__ __volatile__(
+ "raw_local_irq_restore\t%0"
+ : "=r" (__tmp1)
+ : "0" (flags)
+ : "memory");
+}
+
+static inline void __raw_local_irq_restore(unsigned long flags)
+{
+ unsigned long __tmp1;
+
+ __asm__ __volatile__(
+ "raw_local_irq_restore\t%0"
+ : "=r" (__tmp1)
+ : "0" (flags)
+ : "memory");
+}
static inline int raw_irqs_disabled_flags(unsigned long flags)
{