From 4309e5682dd6cca22f1a5cc364b209bf4a121786 Mon Sep 17 00:00:00 2001 From: Kristoffer Glembo Date: Sun, 15 Nov 2009 23:51:06 +0000 Subject: Added sparc_leon3_snooping_enabled() and converted extern inline to static inline Signed-off-by: David S. Miller --- arch/sparc/include/asm/leon.h | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) (limited to 'arch/sparc') diff --git a/arch/sparc/include/asm/leon.h b/arch/sparc/include/asm/leon.h index 559448c2c434..3ea5964c43b4 100644 --- a/arch/sparc/include/asm/leon.h +++ b/arch/sparc/include/asm/leon.h @@ -148,7 +148,7 @@ static inline unsigned long leon_load_reg(unsigned long paddr) return retval; } -extern inline void leon_srmmu_disabletlb(void) +static inline void leon_srmmu_disabletlb(void) { unsigned int retval; __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0), @@ -158,7 +158,7 @@ extern inline void leon_srmmu_disabletlb(void) "i"(ASI_LEON_MMUREGS) : "memory"); } -extern inline void leon_srmmu_enabletlb(void) +static inline void leon_srmmu_enabletlb(void) { unsigned int retval; __asm__ __volatile__("lda [%%g0] %2, %0\n\t" : "=r"(retval) : "r"(0), @@ -190,7 +190,7 @@ extern void leon_init_IRQ(void); extern unsigned long last_valid_pfn; -extern inline unsigned long sparc_leon3_get_dcachecfg(void) +static inline unsigned long sparc_leon3_get_dcachecfg(void) { unsigned int retval; __asm__ __volatile__("lda [%1] %2, %0\n\t" : @@ -201,7 +201,7 @@ extern inline unsigned long sparc_leon3_get_dcachecfg(void) } /* enable snooping */ -extern inline void sparc_leon3_enable_snooping(void) +static inline void sparc_leon3_enable_snooping(void) { __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t" "set 0x800000, %%l2\n\t" @@ -209,7 +209,14 @@ extern inline void sparc_leon3_enable_snooping(void) "sta %%l2, [%%g0] 2\n\t" : : : "l1", "l2"); }; -extern inline void sparc_leon3_disable_cache(void) +static inline int sparc_leon3_snooping_enabled(void) +{ + u32 cctrl; + __asm__ __volatile__("lda [%%g0] 2, %0\n\t" : "=r"(cctrl)); + return (cctrl >> 23) & 1; +}; + +static inline void sparc_leon3_disable_cache(void) { __asm__ __volatile__ ("lda [%%g0] 2, %%l1\n\t" "set 0x00000f, %%l2\n\t" -- cgit v1.2.3