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Diffstat (limited to 'include/asm-mips/irqflags.h')
-rw-r--r--include/asm-mips/irqflags.h26
1 files changed, 23 insertions, 3 deletions
diff --git a/include/asm-mips/irqflags.h b/include/asm-mips/irqflags.h
index 881e8866501d..701ec0ba8fa9 100644
--- a/include/asm-mips/irqflags.h
+++ b/include/asm-mips/irqflags.h
@@ -38,8 +38,17 @@ __asm__(
38 " .set pop \n" 38 " .set pop \n"
39 " .endm"); 39 " .endm");
40 40
41extern void smtc_ipi_replay(void);
42
41static inline void raw_local_irq_enable(void) 43static inline void raw_local_irq_enable(void)
42{ 44{
45#ifdef CONFIG_MIPS_MT_SMTC
46 /*
47 * SMTC kernel needs to do a software replay of queued
48 * IPIs, at the cost of call overhead on each local_irq_enable()
49 */
50 smtc_ipi_replay();
51#endif
43 __asm__ __volatile__( 52 __asm__ __volatile__(
44 "raw_local_irq_enable" 53 "raw_local_irq_enable"
45 : /* no outputs */ 54 : /* no outputs */
@@ -47,6 +56,7 @@ static inline void raw_local_irq_enable(void)
47 : "memory"); 56 : "memory");
48} 57}
49 58
59
50/* 60/*
51 * For cli() we have to insert nops to make sure that the new value 61 * For cli() we have to insert nops to make sure that the new value
52 * has actually arrived in the status register before the end of this 62 * has actually arrived in the status register before the end of this
@@ -185,15 +195,14 @@ __asm__(
185 " .set pop \n" 195 " .set pop \n"
186 " .endm \n"); 196 " .endm \n");
187 197
188extern void smtc_ipi_replay(void);
189 198
190static inline void raw_local_irq_restore(unsigned long flags) 199static inline void raw_local_irq_restore(unsigned long flags)
191{ 200{
192 unsigned long __tmp1; 201 unsigned long __tmp1;
193 202
194#ifdef CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY 203#ifdef CONFIG_MIPS_MT_SMTC
195 /* 204 /*
196 * CONFIG_MIPS_MT_SMTC_INSTANT_REPLAY does prompt replay of deferred 205 * SMTC kernel needs to do a software replay of queued
197 * IPIs, at the cost of branch and call overhead on each 206 * IPIs, at the cost of branch and call overhead on each
198 * local_irq_restore() 207 * local_irq_restore()
199 */ 208 */
@@ -208,6 +217,17 @@ static inline void raw_local_irq_restore(unsigned long flags)
208 : "memory"); 217 : "memory");
209} 218}
210 219
220static inline void __raw_local_irq_restore(unsigned long flags)
221{
222 unsigned long __tmp1;
223
224 __asm__ __volatile__(
225 "raw_local_irq_restore\t%0"
226 : "=r" (__tmp1)
227 : "0" (flags)
228 : "memory");
229}
230
211static inline int raw_irqs_disabled_flags(unsigned long flags) 231static inline int raw_irqs_disabled_flags(unsigned long flags)
212{ 232{
213#ifdef CONFIG_MIPS_MT_SMTC 233#ifdef CONFIG_MIPS_MT_SMTC