From 4483b159168d3db41458925512523e44d0d49cd4 Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Thu, 5 Aug 2010 13:25:59 +0100 Subject: MIPS: Provide more elevant interface cu2_notifier for CP2 extensions. Signed-off-by: Ralf Baechle Signed-off-by: David Daney Patchwork: https://patchwork.linux-mips.org/patch/1504/ --- arch/mips/include/asm/cop2.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'arch/mips/include/asm/cop2.h') diff --git a/arch/mips/include/asm/cop2.h b/arch/mips/include/asm/cop2.h index 6b04c98b7fad..2cb2f0c2c4f8 100644 --- a/arch/mips/include/asm/cop2.h +++ b/arch/mips/include/asm/cop2.h @@ -9,6 +9,8 @@ #ifndef __ASM_COP2_H #define __ASM_COP2_H +#include + enum cu2_ops { CU2_EXCEPTION, CU2_LWC2_OP, @@ -20,4 +22,14 @@ enum cu2_ops { extern int register_cu2_notifier(struct notifier_block *nb); extern int cu2_notifier_call_chain(unsigned long val, void *v); +#define cu2_notifier(fn, pri) \ +({ \ + static struct notifier_block fn##_nb __cpuinitdata = { \ + .notifier_call = fn, \ + .priority = pri \ + }; \ + \ + register_cu2_notifier(&fn##_nb); \ +}) + #endif /* __ASM_COP2_H */ -- cgit v1.2.3-59-g8ed1b