diff --git a/arch/mips/dec/ecc-berr.c b/arch/mips/dec/ecc-berr.c
index cc24c5ed0c05d2b90a87c1829ca8c384111d2ce1..3e374d05978f0ede0b0b057348a99eb4f3c70c98 100644
--- a/arch/mips/dec/ecc-berr.c
+++ b/arch/mips/dec/ecc-berr.c
@@ -24,6 +24,7 @@
 #include <asm/addrspace.h>
 #include <asm/bootinfo.h>
 #include <asm/cpu.h>
+#include <asm/irq_regs.h>
 #include <asm/processor.h>
 #include <asm/system.h>
 #include <asm/traps.h>
@@ -200,8 +201,10 @@ int dec_ecc_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_ecc_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
+
 	int action = dec_ecc_be_backend(regs, 0, 1);
 
 	if (action == MIPS_BE_DISCARD)
diff --git a/arch/mips/dec/kn01-berr.c b/arch/mips/dec/kn01-berr.c
index b9271db9bc767d8a64d85f6c5ce458a8340251cf..f19b4617a0a6c4a67f9439a86956aa14ebe91678 100644
--- a/arch/mips/dec/kn01-berr.c
+++ b/arch/mips/dec/kn01-berr.c
@@ -150,10 +150,10 @@ int dec_kn01_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_kn01_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id)
 {
 	volatile u16 *csr = (void *)CKSEG1ADDR(KN01_SLOT_BASE + KN01_CSR);
+	struct pt_regs *regs = get_irq_regs();
 	int action;
 
 	if (!(*csr & KN01_CSR_MEMERR))
diff --git a/arch/mips/dec/kn02xa-berr.c b/arch/mips/dec/kn02xa-berr.c
index 6cd3f94f79fefb79660163da670982f67c49ae73..7a053aadcd3a1d3141e7c32c6997005d3fad5028 100644
--- a/arch/mips/dec/kn02xa-berr.c
+++ b/arch/mips/dec/kn02xa-berr.c
@@ -21,6 +21,8 @@
 #include <linux/types.h>
 
 #include <asm/addrspace.h>
+#include <asm/irq_regs.h>
+#include <asm/ptrace.h>
 #include <asm/system.h>
 #include <asm/traps.h>
 
@@ -104,9 +106,9 @@ int dec_kn02xa_be_handler(struct pt_regs *regs, int is_fixup)
 	return dec_kn02xa_be_backend(regs, is_fixup, 0);
 }
 
-irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id,
-				    struct pt_regs *regs)
+irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id)
 {
+	struct pt_regs *regs = get_irq_regs();
 	int action = dec_kn02xa_be_backend(regs, 0, 1);
 
 	if (action == MIPS_BE_DISCARD)
diff --git a/include/asm-mips/dec/ecc.h b/include/asm-mips/dec/ecc.h
index 19495a490e72e57aaf822ca544383bf37a1fac90..707ffdbc9add7dcec97a70da14dc5076be87fae7 100644
--- a/include/asm-mips/dec/ecc.h
+++ b/include/asm-mips/dec/ecc.h
@@ -49,8 +49,7 @@ struct pt_regs;
 
 extern void dec_ecc_be_init(void);
 extern int dec_ecc_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id,
-					struct pt_regs *regs);
+extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_ECC_H */
diff --git a/include/asm-mips/dec/kn01.h b/include/asm-mips/dec/kn01.h
index eb522aa1e2269d60b19fe652710358e22f94987d..28fa717ac423fb169177436027843f6058a720db 100644
--- a/include/asm-mips/dec/kn01.h
+++ b/include/asm-mips/dec/kn01.h
@@ -84,8 +84,7 @@ extern spinlock_t kn01_lock;
 
 extern void dec_kn01_be_init(void);
 extern int dec_kn01_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id,
-					 struct pt_regs *regs);
+extern irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_KN01_H */
diff --git a/include/asm-mips/dec/kn02xa.h b/include/asm-mips/dec/kn02xa.h
index a25f3d7da7f7453463205e7ab1514eb6eeddf50d..b56b4577f6eff498af0784f553526efa46b62c52 100644
--- a/include/asm-mips/dec/kn02xa.h
+++ b/include/asm-mips/dec/kn02xa.h
@@ -78,8 +78,7 @@ struct pt_regs;
 
 extern void dec_kn02xa_be_init(void);
 extern int dec_kn02xa_be_handler(struct pt_regs *regs, int is_fixup);
-extern irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id,
-					   struct pt_regs *regs);
+extern irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id);
 #endif
 
 #endif /* __ASM_MIPS_DEC_KN02XA_H */