From: David Howells Date: Wed, 1 Jul 2009 23:46:21 +0000 (+0100) Subject: FRV: Add basic performance counter support X-Git-Tag: v2.6.31-rc2~15 X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fcifs-2.6.git;a=commitdiff_plain;h=42ca4fb69126dd9d0e25112edca1cacf846aa5c3 FRV: Add basic performance counter support Add basic performance counter support to the FRV arch. Signed-off-by: David Howells Signed-off-by: Linus Torvalds --- diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index 8a5bd7a9c6f5..b86e19c9b5b0 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -7,6 +7,7 @@ config FRV default y select HAVE_IDE select HAVE_ARCH_TRACEHOOK + select HAVE_PERF_COUNTERS config ZONE_DMA bool diff --git a/arch/frv/include/asm/perf_counter.h b/arch/frv/include/asm/perf_counter.h new file mode 100644 index 000000000000..ccf726e61b2e --- /dev/null +++ b/arch/frv/include/asm/perf_counter.h @@ -0,0 +1,17 @@ +/* FRV performance counter support + * + * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ + +#ifndef _ASM_PERF_COUNTER_H +#define _ASM_PERF_COUNTER_H + +#define PERF_COUNTER_INDEX_OFFSET 0 + +#endif /* _ASM_PERF_COUNTER_H */ diff --git a/arch/frv/lib/Makefile b/arch/frv/lib/Makefile index 4ff2fb1e6b16..0a377210c89b 100644 --- a/arch/frv/lib/Makefile +++ b/arch/frv/lib/Makefile @@ -5,4 +5,4 @@ lib-y := \ __ashldi3.o __lshrdi3.o __muldi3.o __ashrdi3.o __negdi2.o __ucmpdi2.o \ checksum.o memcpy.o memset.o atomic-ops.o atomic64-ops.o \ - outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o + outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o perf_counter.o diff --git a/arch/frv/lib/perf_counter.c b/arch/frv/lib/perf_counter.c new file mode 100644 index 000000000000..2000feecd571 --- /dev/null +++ b/arch/frv/lib/perf_counter.c @@ -0,0 +1,19 @@ +/* Performance counter handling + * + * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public Licence + * as published by the Free Software Foundation; either version + * 2 of the Licence, or (at your option) any later version. + */ + +#include + +/* + * mark the performance counter as pending + */ +void set_perf_counter_pending(void) +{ +}