From c69b767a2c871bb80cb9e346d6ebce248f711dfb Mon Sep 17 00:00:00 2001 From: Olof Johansson Date: Sun, 28 Jan 2007 21:23:14 -0600 Subject: [POWERPC] Oprofile cleanup Clean up the ctr_read/write a bit. It's currently defined in the include but only used in one C file each. The only exception is the classic version, so keep that in the include and define in the C file as appropriate. Signed-off-by: Olof Johansson Signed-off-by: Paul Mackerras --- arch/powerpc/oprofile/op_model_7450.c | 10 ++-- arch/powerpc/oprofile/op_model_fsl_booke.c | 81 ++++++++++++++++++++++++++++++ arch/powerpc/oprofile/op_model_power4.c | 10 ++-- arch/powerpc/oprofile/op_model_rs64.c | 10 ++-- 4 files changed, 96 insertions(+), 15 deletions(-) (limited to 'arch') diff --git a/arch/powerpc/oprofile/op_model_7450.c b/arch/powerpc/oprofile/op_model_7450.c index f481c0ed5e6..5d1bbaf35cc 100644 --- a/arch/powerpc/oprofile/op_model_7450.c +++ b/arch/powerpc/oprofile/op_model_7450.c @@ -137,9 +137,9 @@ static void fsl7450_start(struct op_counter_config *ctr) for (i = 0; i < NUM_CTRS; ++i) { if (ctr[i].enabled) - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); else - ctr_write(i, 0); + classic_ctr_write(i, 0); } /* Clear the freeze bit, and enable the interrupt. @@ -179,13 +179,13 @@ static void fsl7450_handle_interrupt(struct pt_regs *regs, is_kernel = is_kernel_addr(pc); for (i = 0; i < NUM_CTRS; ++i) { - val = ctr_read(i); + val = classic_ctr_read(i); if (val < 0) { if (oprofile_running && ctr[i].enabled) { oprofile_add_ext_sample(pc, regs, i, is_kernel); - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); } else { - ctr_write(i, 0); + classic_ctr_write(i, 0); } } } diff --git a/arch/powerpc/oprofile/op_model_fsl_booke.c b/arch/powerpc/oprofile/op_model_fsl_booke.c index 0b3c31f5209..2267eb8c661 100644 --- a/arch/powerpc/oprofile/op_model_fsl_booke.c +++ b/arch/powerpc/oprofile/op_model_fsl_booke.c @@ -32,6 +32,87 @@ static unsigned long reset_value[OP_MAX_COUNTER]; static int num_counters; static int oprofile_running; +static inline u32 get_pmlca(int ctr) +{ + u32 pmlca; + + switch (ctr) { + case 0: + pmlca = mfpmr(PMRN_PMLCA0); + break; + case 1: + pmlca = mfpmr(PMRN_PMLCA1); + break; + case 2: + pmlca = mfpmr(PMRN_PMLCA2); + break; + case 3: + pmlca = mfpmr(PMRN_PMLCA3); + break; + default: + panic("Bad ctr number\n"); + } + + return pmlca; +} + +static inline void set_pmlca(int ctr, u32 pmlca) +{ + switch (ctr) { + case 0: + mtpmr(PMRN_PMLCA0, pmlca); + break; + case 1: + mtpmr(PMRN_PMLCA1, pmlca); + break; + case 2: + mtpmr(PMRN_PMLCA2, pmlca); + break; + case 3: + mtpmr(PMRN_PMLCA3, pmlca); + break; + default: + panic("Bad ctr number\n"); + } +} + +static inline unsigned int ctr_read(unsigned int i) +{ + switch(i) { + case 0: + return mfpmr(PMRN_PMC0); + case 1: + return mfpmr(PMRN_PMC1); + case 2: + return mfpmr(PMRN_PMC2); + case 3: + return mfpmr(PMRN_PMC3); + default: + return 0; + } +} + +static inline void ctr_write(unsigned int i, unsigned int val) +{ + switch(i) { + case 0: + mtpmr(PMRN_PMC0, val); + break; + case 1: + mtpmr(PMRN_PMC1, val); + break; + case 2: + mtpmr(PMRN_PMC2, val); + break; + case 3: + mtpmr(PMRN_PMC3, val); + break; + default: + break; + } +} + + static void init_pmc_stop(int ctr) { u32 pmlca = (PMLCA_FC | PMLCA_FCS | PMLCA_FCU | diff --git a/arch/powerpc/oprofile/op_model_power4.c b/arch/powerpc/oprofile/op_model_power4.c index 356709d515b..fe597a154d4 100644 --- a/arch/powerpc/oprofile/op_model_power4.c +++ b/arch/powerpc/oprofile/op_model_power4.c @@ -121,9 +121,9 @@ static void power4_start(struct op_counter_config *ctr) for (i = 0; i < cur_cpu_spec->num_pmcs; ++i) { if (ctr[i].enabled) { - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); } else { - ctr_write(i, 0); + classic_ctr_write(i, 0); } } @@ -254,13 +254,13 @@ static void power4_handle_interrupt(struct pt_regs *regs, mtmsrd(mfmsr() | MSR_PMM); for (i = 0; i < cur_cpu_spec->num_pmcs; ++i) { - val = ctr_read(i); + val = classic_ctr_read(i); if (val < 0) { if (oprofile_running && ctr[i].enabled) { oprofile_add_ext_sample(pc, regs, i, is_kernel); - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); } else { - ctr_write(i, 0); + classic_ctr_write(i, 0); } } } diff --git a/arch/powerpc/oprofile/op_model_rs64.c b/arch/powerpc/oprofile/op_model_rs64.c index 19c5ee089bc..c731acbfb2a 100644 --- a/arch/powerpc/oprofile/op_model_rs64.c +++ b/arch/powerpc/oprofile/op_model_rs64.c @@ -137,10 +137,10 @@ static void rs64_start(struct op_counter_config *ctr) for (i = 0; i < num_counters; ++i) { if (ctr[i].enabled) { - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); ctrl_write(i, ctr[i].event); } else { - ctr_write(i, 0); + classic_ctr_write(i, 0); } } @@ -186,13 +186,13 @@ static void rs64_handle_interrupt(struct pt_regs *regs, mtmsrd(mfmsr() | MSR_PMM); for (i = 0; i < num_counters; ++i) { - val = ctr_read(i); + val = classic_ctr_read(i); if (val < 0) { if (ctr[i].enabled) { oprofile_add_ext_sample(pc, regs, i, is_kernel); - ctr_write(i, reset_value[i]); + classic_ctr_write(i, reset_value[i]); } else { - ctr_write(i, 0); + classic_ctr_write(i, 0); } } } -- cgit v1.2.3