From 3572a2c37f667ee49333f8863722b8f43eac506b Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 2 May 2012 17:33:04 +0200 Subject: MIPS: make oprofile use cp0_perfcount_irq if it is set Make the oprofile code use the performance counters irq. Signed-off-by: Felix Fietkau Signed-off-by: John Crispin Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/3723/ Signed-off-by: Ralf Baechle --- arch/mips/oprofile/op_model_mipsxx.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'arch/mips/oprofile') diff --git a/arch/mips/oprofile/op_model_mipsxx.c b/arch/mips/oprofile/op_model_mipsxx.c index 54759f1669d3..baba3bcaa3c2 100644 --- a/arch/mips/oprofile/op_model_mipsxx.c +++ b/arch/mips/oprofile/op_model_mipsxx.c @@ -298,6 +298,11 @@ static void reset_counters(void *arg) } } +static irqreturn_t mipsxx_perfcount_int(int irq, void *dev_id) +{ + return mipsxx_perfcount_handler(); +} + static int __init mipsxx_init(void) { int counters; @@ -374,6 +379,10 @@ static int __init mipsxx_init(void) save_perf_irq = perf_irq; perf_irq = mipsxx_perfcount_handler; + if ((cp0_perfcount_irq >= 0) && (cp0_compare_irq != cp0_perfcount_irq)) + return request_irq(cp0_perfcount_irq, mipsxx_perfcount_int, + 0, "Perfcounter", save_perf_irq); + return 0; } @@ -381,6 +390,9 @@ static void mipsxx_exit(void) { int counters = op_model_mipsxx_ops.num_counters; + if ((cp0_perfcount_irq >= 0) && (cp0_compare_irq != cp0_perfcount_irq)) + free_irq(cp0_perfcount_irq, save_perf_irq); + counters = counters_per_cpu_to_total(counters); on_each_cpu(reset_counters, (void *)(long)counters, 1); -- cgit v1.2.3 From 39faa24688a0574bf2f89e1a0702c176f99bad1f Mon Sep 17 00:00:00 2001 From: Ralf Baechle Date: Mon, 21 May 2012 15:09:36 +0100 Subject: MIPS: Remove all -Wall and almost all -Werror usage from arch/mips. Signed-off-by: Ralf Baechle --- arch/mips/bcm63xx/boards/Makefile | 2 -- arch/mips/fw/arc/Makefile | 2 -- arch/mips/jz4740/Makefile | 2 -- arch/mips/oprofile/Makefile | 2 -- arch/mips/pmc-sierra/yosemite/Makefile | 2 -- arch/mips/powertv/Makefile | 2 -- arch/mips/powertv/asic/Makefile | 2 -- arch/mips/powertv/pci/Makefile | 2 -- 8 files changed, 16 deletions(-) (limited to 'arch/mips/oprofile') diff --git a/arch/mips/bcm63xx/boards/Makefile b/arch/mips/bcm63xx/boards/Makefile index 9f64fb414077..af07c1aa202f 100644 --- a/arch/mips/bcm63xx/boards/Makefile +++ b/arch/mips/bcm63xx/boards/Makefile @@ -1,3 +1 @@ obj-$(CONFIG_BOARD_BCM963XX) += board_bcm963xx.o - -ccflags-y := -Werror diff --git a/arch/mips/fw/arc/Makefile b/arch/mips/fw/arc/Makefile index 5314b37aff2c..4f349ec1ea2d 100644 --- a/arch/mips/fw/arc/Makefile +++ b/arch/mips/fw/arc/Makefile @@ -8,5 +8,3 @@ lib-y += cmdline.o env.o file.o identify.o init.o \ lib-$(CONFIG_ARC_MEMORY) += memory.o lib-$(CONFIG_ARC_CONSOLE) += arc_con.o lib-$(CONFIG_ARC_PROMLIB) += promlib.o - -ccflags-y := -Werror diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile index a9dff3321251..e44abea9c209 100644 --- a/arch/mips/jz4740/Makefile +++ b/arch/mips/jz4740/Makefile @@ -16,5 +16,3 @@ obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o # PM support obj-$(CONFIG_PM) += pm.o - -ccflags-y := -Werror -Wall diff --git a/arch/mips/oprofile/Makefile b/arch/mips/oprofile/Makefile index 29f2f13eb31c..1208c280f77d 100644 --- a/arch/mips/oprofile/Makefile +++ b/arch/mips/oprofile/Makefile @@ -1,5 +1,3 @@ -ccflags-y := -Werror - obj-$(CONFIG_OPROFILE) += oprofile.o DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ diff --git a/arch/mips/pmc-sierra/yosemite/Makefile b/arch/mips/pmc-sierra/yosemite/Makefile index 02f5fb94ea28..5af95ec3319d 100644 --- a/arch/mips/pmc-sierra/yosemite/Makefile +++ b/arch/mips/pmc-sierra/yosemite/Makefile @@ -5,5 +5,3 @@ obj-y += irq.o prom.o py-console.o setup.o obj-$(CONFIG_SMP) += smp.o - -ccflags-y := -Werror diff --git a/arch/mips/powertv/Makefile b/arch/mips/powertv/Makefile index 348d2e850ef5..39ca9f8d63ae 100644 --- a/arch/mips/powertv/Makefile +++ b/arch/mips/powertv/Makefile @@ -27,5 +27,3 @@ obj-y += init.o ioremap.o memory.o powertv_setup.o reset.o time.o \ asic/ pci/ obj-$(CONFIG_USB) += powertv-usb.o - -ccflags-y := -Wall diff --git a/arch/mips/powertv/asic/Makefile b/arch/mips/powertv/asic/Makefile index d810a33182a4..35dcc53eb25f 100644 --- a/arch/mips/powertv/asic/Makefile +++ b/arch/mips/powertv/asic/Makefile @@ -19,5 +19,3 @@ obj-y += asic-calliope.o asic-cronus.o asic-gaia.o asic-zeus.o \ asic_devices.o asic_int.o irq_asic.o prealloc-calliope.o \ prealloc-cronus.o prealloc-cronuslite.o prealloc-gaia.o prealloc-zeus.o - -ccflags-y := -Wall -Werror diff --git a/arch/mips/powertv/pci/Makefile b/arch/mips/powertv/pci/Makefile index 5783201cd2c8..2610a6af5b2c 100644 --- a/arch/mips/powertv/pci/Makefile +++ b/arch/mips/powertv/pci/Makefile @@ -17,5 +17,3 @@ # obj-$(CONFIG_PCI) += fixup-powertv.o - -ccflags-y := -Wall -Werror -- cgit v1.2.3