diff options
Diffstat (limited to 'arch/x86/kernel')
34 files changed, 4792 insertions, 3811 deletions
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index b5ea75c4a4b4..8f1e77440b2b 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -39,8 +39,6 @@ obj-y += tsc.o tsc_msr.o io_delay.o rtc.o obj-y += pci-iommu_table.o obj-y += resource.o -obj-$(CONFIG_PREEMPT) += preempt.o - obj-y += process.o obj-y += i387.o xsave.o obj-y += ptrace.o @@ -71,6 +69,7 @@ obj-$(CONFIG_FTRACE_SYSCALLS) += ftrace.o obj-$(CONFIG_X86_TSC) += trace_clock.o obj-$(CONFIG_KEXEC) += machine_kexec_$(BITS).o obj-$(CONFIG_KEXEC) += relocate_kernel_$(BITS).o crash.o +obj-$(CONFIG_KEXEC_FILE) += kexec-bzimage64.o obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o obj-y += kprobes/ obj-$(CONFIG_MODULES) += module.o @@ -118,5 +117,4 @@ ifeq ($(CONFIG_X86_64),y) obj-$(CONFIG_PCI_MMCONFIG) += mmconf-fam10h_64.o obj-y += vsmp_64.o - obj-$(CONFIG_KEXEC) += kexec-bzimage64.o endif diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 29290f554e79..1183d545da1e 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1070,6 +1070,11 @@ static int mp_map_pin_to_irq(u32 gsi, int idx, int ioapic, int pin, } if (flags & IOAPIC_MAP_ALLOC) { + /* special handling for legacy IRQs */ + if (irq < nr_legacy_irqs() && info->count == 1 && + mp_irqdomain_map(domain, irq, pin) != 0) + irq = -1; + if (irq > 0) info->count++; else if (info->count == 0) @@ -2618,6 +2623,7 @@ static struct irq_chip ioapic_chip __read_mostly = { .irq_eoi = ack_apic_level, .irq_set_affinity = native_ioapic_set_affinity, .irq_retrigger = ioapic_retrigger_irq, + .flags = IRQCHIP_SKIP_SET_WAKE, }; static inline void init_IO_APIC_traps(void) @@ -3168,6 +3174,7 @@ static struct irq_chip msi_chip = { .irq_ack = ack_apic_edge, .irq_set_affinity = msi_set_affinity, .irq_retrigger = ioapic_retrigger_irq, + .flags = IRQCHIP_SKIP_SET_WAKE, }; int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, @@ -3266,6 +3273,7 @@ static struct irq_chip dmar_msi_type = { .irq_ack = ack_apic_edge, .irq_set_affinity = dmar_msi_set_affinity, .irq_retrigger = ioapic_retrigger_irq, + .flags = IRQCHIP_SKIP_SET_WAKE, }; int arch_setup_dmar_msi(unsigned int irq) @@ -3316,6 +3324,7 @@ static struct irq_chip hpet_msi_type = { .irq_ack = ack_apic_edge, .irq_set_affinity = hpet_msi_set_affinity, .irq_retrigger = ioapic_retrigger_irq, + .flags = IRQCHIP_SKIP_SET_WAKE, }; int default_setup_hpet_msi(unsigned int irq, unsigned int id) @@ -3379,6 +3388,7 @@ static struct irq_chip ht_irq_chip = { .irq_ack = ack_apic_edge, .irq_set_affinity = ht_set_affinity, .irq_retrigger = ioapic_retrigger_irq, + .flags = IRQCHIP_SKIP_SET_WAKE, }; int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev) @@ -3896,7 +3906,15 @@ int mp_irqdomain_map(struct irq_domain *domain, unsigned int virq, info->polarity = 1; } info->node = NUMA_NO_NODE; - info->set = 1; + + /* + * setup_IO_APIC_irqs() programs all legacy IRQs with default + * trigger and polarity attributes. Don't set the flag for that + * case so the first legacy IRQ user could reprogram the pin + * with real trigger and polarity attributes. + */ + if (virq >= nr_legacy_irqs() || info->count) + info->set = 1; } set_io_apic_irq_attr(&attr, ioapic, hwirq, info->trigger, info->polarity); @@ -3946,6 +3964,18 @@ int mp_set_gsi_attr(u32 gsi, int trigger, int polarity, int node) return ret; } +bool mp_should_keep_irq(struct device *dev) +{ + if (dev->power.is_prepared) + return true; +#ifdef CONFIG_PM_RUNTIME + if (dev->power.runtime_status == RPM_SUSPENDING) + return true; +#endif + + return false; +} + /* Enable IOAPIC early just for system timer */ void __init pre_init_apic_IRQ0(void) { diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 7fd54f09b011..01d5453b5502 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -13,10 +13,13 @@ nostackp := $(call cc-option, -fno-stack-protector) CFLAGS_common.o := $(nostackp) obj-y := intel_cacheinfo.o scattered.o topology.o -obj-y += proc.o capflags.o powerflags.o common.o +obj-y += common.o obj-y += rdrand.o obj-y += match.o +obj-$(CONFIG_PROC_FS) += proc.o +obj-$(CONFIG_X86_FEATURE_NAMES) += capflags.o powerflags.o + obj-$(CONFIG_X86_32) += bugs.o obj-$(CONFIG_X86_64) += bugs_64.o @@ -36,7 +39,9 @@ obj-$(CONFIG_CPU_SUP_AMD) += perf_event_amd_iommu.o endif obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_p6.o perf_event_knc.o perf_event_p4.o obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_lbr.o perf_event_intel_ds.o perf_event_intel.o -obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore.o perf_event_intel_rapl.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore.o perf_event_intel_uncore_snb.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_uncore_snbep.o perf_event_intel_uncore_nhmex.o +obj-$(CONFIG_CPU_SUP_INTEL) += perf_event_intel_rapl.o endif @@ -48,6 +53,7 @@ obj-$(CONFIG_X86_LOCAL_APIC) += perfctr-watchdog.o perf_event_amd_ibs.o obj-$(CONFIG_HYPERVISOR_GUEST) += vmware.o hypervisor.o mshyperv.o +ifdef CONFIG_X86_FEATURE_NAMES quiet_cmd_mkcapflags = MKCAP $@ cmd_mkcapflags = $(CONFIG_SHELL) $(srctree)/$(src)/mkcapflags.sh $< $@ @@ -56,3 +62,4 @@ cpufeature = $(src)/../../include/asm/cpufeature.h targets += capflags.c $(obj)/capflags.c: $(cpufeature) $(src)/mkcapflags.sh FORCE $(call if_changed,mkcapflags) +endif diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 60e5497681f5..813d29d00a17 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -525,6 +525,13 @@ static void early_init_amd(struct cpuinfo_x86 *c) } #endif + /* + * This is only needed to tell the kernel whether to use VMCALL + * and VMMCALL. VMMCALL is never executed except under virt, so + * we can set it unconditionally. + */ + set_cpu_cap(c, X86_FEATURE_VMMCALL); + /* F16h erratum 793, CVE-2013-6885 */ if (c->x86 == 0x16 && c->x86_model <= 0xf) msr_set_bit(MSR_AMD64_LS_CFG, 15); diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index e4ab2b42bd6f..ef58886ba61c 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -346,8 +346,8 @@ static void filter_cpuid_features(struct cpuinfo_x86 *c, bool warn) continue; printk(KERN_WARNING - "CPU: CPU feature %s disabled, no CPUID level 0x%x\n", - x86_cap_flags[df->feature], df->level); + "CPU: CPU feature " X86_CAP_FMT " disabled, no CPUID level 0x%x\n", + x86_cap_flag(df->feature), df->level); } } @@ -1266,6 +1266,19 @@ static void dbg_restore_debug_regs(void) #define dbg_restore_debug_regs() #endif /* ! CONFIG_KGDB */ +static void wait_for_master_cpu(int cpu) +{ +#ifdef CONFIG_SMP + /* + * wait for ACK from master CPU before continuing + * with AP initialization + */ + WARN_ON(cpumask_test_and_set_cpu(cpu, cpu_initialized_mask)); + while (!cpumask_test_cpu(cpu, cpu_callout_mask)) + cpu_relax(); +#endif +} + /* * cpu_init() initializes state that is per-CPU. Some data is already * initialized (naturally) in the bootstrap process, such as the GDT @@ -1281,16 +1294,17 @@ void cpu_init(void) struct task_struct *me; struct tss_struct *t; unsigned long v; - int cpu; + int cpu = stack_smp_processor_id(); int i; + wait_for_master_cpu(cpu); + /* * Load microcode on this cpu if a valid microcode is available. * This is early microcode loading procedure. */ load_ucode_ap(); - cpu = stack_smp_processor_id(); t = &per_cpu(init_tss, cpu); oist = &per_cpu(orig_ist, cpu); @@ -1302,9 +1316,6 @@ void cpu_init(void) me = current; - if (cpumask_test_and_set_cpu(cpu, cpu_initialized_mask)) - panic("CPU#%d already initialized!\n", cpu); - pr_debug("Initializing CPU#%d\n", cpu); clear_in_cr4(X86_CR4_VME|X86_CR4_PVI|X86_CR4_TSD|X86_CR4_DE); @@ -1381,17 +1392,13 @@ void cpu_init(void) struct tss_struct *t = &per_cpu(init_tss, cpu); struct thread_struct *thread = &curr->thread; - show_ucode_info_early(); + wait_for_master_cpu(cpu); - if (cpumask_test_and_set_cpu(cpu, cpu_initialized_mask)) { - printk(KERN_WARNING "CPU#%d already initialized!\n", cpu); - for (;;) - local_irq_enable(); - } + show_ucode_info_early(); printk(KERN_INFO "Initializing CPU#%d\n", cpu); - if (cpu_has_vme || cpu_has_tsc || cpu_has_de) + if (cpu_feature_enabled(X86_FEATURE_VME) || cpu_has_tsc || cpu_has_de) clear_in_cr4(X86_CR4_VME|X86_CR4_PVI|X86_CR4_TSD|X86_CR4_DE); load_current_idt(); diff --git a/arch/x86/kernel/cpu/microcode/amd_early.c b/arch/x86/kernel/cpu/microcode/amd_early.c index 617a9e284245..7aa1acc79789 100644 --- a/arch/x86/kernel/cpu/microcode/amd_early.c +++ b/arch/x86/kernel/cpu/microcode/amd_early.c @@ -27,7 +27,7 @@ static u32 ucode_new_rev; u8 amd_ucode_patch[PATCH_MAX_SIZE]; static u16 this_equiv_id; -struct cpio_data ucode_cpio; +static struct cpio_data ucode_cpio; /* * Microcode patch container file is prepended to the initrd in cpio format. diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c index a276fa75d9b5..c6826d1e8082 100644 --- a/arch/x86/kernel/cpu/microcode/intel.c +++ b/arch/x86/kernel/cpu/microcode/intel.c @@ -127,7 +127,7 @@ static int get_matching_mc(struct microcode_intel *mc_intel, int cpu) return get_matching_microcode(csig, cpf, mc_intel, crev); } -int apply_microcode(int cpu) +static int apply_microcode_intel(int cpu) { struct microcode_intel *mc_intel; struct ucode_cpu_info *uci; @@ -314,7 +314,7 @@ static struct microcode_ops microcode_intel_ops = { .request_microcode_user = request_microcode_user, .request_microcode_fw = request_microcode_fw, .collect_cpu_info = collect_cpu_info, - .apply_microcode = apply_microcode, + .apply_microcode = apply_microcode_intel, .microcode_fini_cpu = microcode_fini_cpu, }; diff --git a/arch/x86/kernel/cpu/microcode/intel_early.c b/arch/x86/kernel/cpu/microcode/intel_early.c index 18f739129e72..b88343f7a3b3 100644 --- a/arch/x86/kernel/cpu/microcode/intel_early.c +++ b/arch/x86/kernel/cpu/microcode/intel_early.c @@ -28,8 +28,8 @@ #include <asm/tlbflush.h> #include <asm/setup.h> -unsigned long mc_saved_in_initrd[MAX_UCODE_COUNT]; -struct mc_saved_data { +static unsigned long mc_saved_in_initrd[MAX_UCODE_COUNT]; +static struct mc_saved_data { unsigned int mc_saved_count; struct microcode_intel **mc_saved; } mc_saved_data; @@ -415,7 +415,7 @@ static void __ref show_saved_mc(void) struct ucode_cpu_info uci; if (mc_saved_data.mc_saved_count == 0) { - pr_debug("no micorcode data saved.\n"); + pr_debug("no microcode data saved.\n"); return; } pr_debug("Total microcode saved: %d\n", mc_saved_data.mc_saved_count); @@ -506,7 +506,7 @@ int save_mc_for_early(u8 *mc) if (mc_saved && mc_saved_count) memcpy(mc_saved_tmp, mc_saved, - mc_saved_count * sizeof(struct mirocode_intel *)); + mc_saved_count * sizeof(struct microcode_intel *)); /* * Save the microcode patch mc in mc_save_tmp structure if it's a newer * version. @@ -526,7 +526,7 @@ int save_mc_for_early(u8 *mc) show_saved_mc(); /* - * Free old saved microcod data. + * Free old saved microcode data. */ if (mc_saved) { for (i = 0; i < mc_saved_count_init; i++) diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c index f961de9964c7..ea5f363a1948 100644 --- a/arch/x86/kernel/cpu/mtrr/main.c +++ b/arch/x86/kernel/cpu/mtrr/main.c @@ -707,7 +707,7 @@ void __init mtrr_bp_init(void) } else { switch (boot_cpu_data.x86_vendor) { case X86_VENDOR_AMD: - if (cpu_has_k6_mtrr) { + if (cpu_feature_enabled(X86_FEATURE_K6_MTRR)) { /* Pre-Athlon (K6) AMD CPU MTRRs */ mtrr_if = mtrr_ops[X86_VENDOR_AMD]; size_or_mask = SIZE_OR_MASK_BITS(32); @@ -715,14 +715,14 @@ void __init mtrr_bp_init(void) } break; case X86_VENDOR_CENTAUR: - if (cpu_has_centaur_mcr) { + if (cpu_feature_enabled(X86_FEATURE_CENTAUR_MCR)) { mtrr_if = mtrr_ops[X86_VENDOR_CENTAUR]; size_or_mask = SIZE_OR_MASK_BITS(32); size_and_mask = 0; } break; case X86_VENDOR_CYRIX: - if (cpu_has_cyrix_arr) { + if (cpu_feature_enabled(X86_FEATURE_CYRIX_ARR)) { mtrr_if = mtrr_ops[X86_VENDOR_CYRIX]; size_or_mask = SIZE_OR_MASK_BITS(32); size_and_mask = 0; diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index 2879ecdaac43..16c73022306e 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -243,7 +243,8 @@ static bool check_hw_exists(void) msr_fail: printk(KERN_CONT "Broken PMU hardware detected, using software events only.\n"); - printk(KERN_ERR "Failed to access perfctr msr (MSR %x is %Lx)\n", reg, val_new); + printk(boot_cpu_has(X86_FEATURE_HYPERVISOR) ? KERN_INFO : KERN_ERR + "Failed to access perfctr msr (MSR %x is %Lx)\n", reg, val_new); return false; } @@ -387,7 +388,7 @@ int x86_pmu_hw_config(struct perf_event *event) precise++; /* Support for IP fixup */ - if (x86_pmu.lbr_nr) + if (x86_pmu.lbr_nr || x86_pmu.intel_cap.pebs_format >= 2) precise++; } @@ -443,6 +444,12 @@ int x86_pmu_hw_config(struct perf_event *event) if (event->attr.type == PERF_TYPE_RAW) event->hw.config |= event->attr.config & X86_RAW_EVENT_MASK; + if (event->attr.sample_period && x86_pmu.limit_period) { + if (x86_pmu.limit_period(event, event->attr.sample_period) > + event->attr.sample_period) + return -EINVAL; + } + return x86_setup_perfctr(event); } @@ -980,6 +987,9 @@ int x86_perf_event_set_period(struct perf_event *event) if (left > x86_pmu.max_period) left = x86_pmu.max_period; + if (x86_pmu.limit_period) + left = x86_pmu.limit_period(event, left); + per_cpu(pmc_prev_left[idx], smp_processor_id()) = left; /* diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h index 8ade93111e03..d98a34d435d7 100644 --- a/arch/x86/kernel/cpu/perf_event.h +++ b/arch/x86/kernel/cpu/perf_event.h @@ -67,8 +67,10 @@ struct event_constraint { */ #define PERF_X86_EVENT_PEBS_LDLAT 0x1 /* ld+ldlat data address sampling */ #define PERF_X86_EVENT_PEBS_ST 0x2 /* st data address sampling */ -#define PERF_X86_EVENT_PEBS_ST_HSW 0x4 /* haswell style st data sampling */ +#define PERF_X86_EVENT_PEBS_ST_HSW 0x4 /* haswell style datala, store */ #define PERF_X86_EVENT_COMMITTED 0x8 /* event passed commit_txn */ +#define PERF_X86_EVENT_PEBS_LD_HSW 0x10 /* haswell style datala, load */ +#define PERF_X86_EVENT_PEBS_NA_HSW 0x20 /* haswell style datala, unknown */ struct amd_nb { int nb_id; /* NorthBridge id */ @@ -252,18 +254,52 @@ struct cpu_hw_events { EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK) #define INTEL_PLD_CONSTRAINT(c, n) \ - __EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK, \ + __EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK|X86_ALL_EVENT_FLAGS, \ HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_LDLAT) #define INTEL_PST_CONSTRAINT(c, n) \ - __EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK, \ + __EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK|X86_ALL_EVENT_FLAGS, \ HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_ST) -/* DataLA version of store sampling without extra enable bit. */ -#define INTEL_PST_HSW_CONSTRAINT(c, n) \ - __EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK, \ +/* Event constraint, but match on all event flags too. */ +#define INTEL_FLAGS_EVENT_CONSTRAINT(c, n) \ + EVENT_CONSTRAINT(c, n, INTEL_ARCH_EVENT_MASK|X86_ALL_EVENT_FLAGS) + +/* Check only flags, but allow all event/umask */ +#define INTEL_ALL_EVENT_CONSTRAINT(code, n) \ + EVENT_CONSTRAINT(code, n, X86_ALL_EVENT_FLAGS) + +/* Check flags and event code, and set the HSW store flag */ +#define INTEL_FLAGS_EVENT_CONSTRAINT_DATALA_ST(code, n) \ + __EVENT_CONSTRAINT(code, n, \ + ARCH_PERFMON_EVENTSEL_EVENT|X86_ALL_EVENT_FLAGS, \ + HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_ST_HSW) + +/* Check flags and event code, and set the HSW load flag */ +#define INTEL_FLAGS_EVENT_CONSTRAINT_DATALA_LD(code, n) \ + __EVENT_CONSTRAINT(code, n, \ + ARCH_PERFMON_EVENTSEL_EVENT|X86_ALL_EVENT_FLAGS, \ + HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_LD_HSW) + +/* Check flags and event code/umask, and set the HSW store flag */ +#define INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_ST(code, n) \ + __EVENT_CONSTRAINT(code, n, \ + INTEL_ARCH_EVENT_MASK|X86_ALL_EVENT_FLAGS, \ HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_ST_HSW) +/* Check flags and event code/umask, and set the HSW load flag */ +#define INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(code, n) \ + __EVENT_CONSTRAINT(code, n, \ + INTEL_ARCH_EVENT_MASK|X86_ALL_EVENT_FLAGS, \ + HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_LD_HSW) + +/* Check flags and event code/umask, and set the HSW N/A flag */ +#define INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_NA(code, n) \ + __EVENT_CONSTRAINT(code, n, \ + INTEL_ARCH_EVENT_MASK|INTEL_ARCH_EVENT_MASK, \ + HWEIGHT(n), 0, PERF_X86_EVENT_PEBS_NA_HSW) + + /* * We define the end marker as having a weight of -1 * to enable blacklisting of events using a counter bitmask @@ -409,6 +445,7 @@ struct x86_pmu { struct x86_pmu_quirk *quirks; int perfctr_second_write; bool late_ack; + unsigned (*limit_period)(struct perf_event *event, unsigned l); /* * sysfs attrs diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 2502d0d9d246..3851def5057c 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -220,6 +220,15 @@ static struct event_constraint intel_hsw_event_constraints[] = { EVENT_CONSTRAINT_END }; +static struct event_constraint intel_bdw_event_constraints[] = { + FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */ + FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */ + FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */ + INTEL_UEVENT_CONSTRAINT(0x148, 0x4), /* L1D_PEND_MISS.PENDING */ + INTEL_EVENT_CONSTRAINT(0xa3, 0x4), /* CYCLE_ACTIVITY.* */ + EVENT_CONSTRAINT_END +}; + static u64 intel_pmu_event_map(int hw_event) { return intel_perfmon_event_map[hw_event]; @@ -415,6 +424,126 @@ static __initconst const u64 snb_hw_cache_event_ids }; +static __initconst const u64 hsw_hw_cache_event_ids + [PERF_COUNT_HW_CACHE_MAX] + [PERF_COUNT_HW_CACHE_OP_MAX] + [PERF_COUNT_HW_CACHE_RESULT_MAX] = +{ + [ C(L1D ) ] = { + [ C(OP_READ) ] = { + [ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_UOPS_RETIRED.ALL_LOADS */ + [ C(RESULT_MISS) ] = 0x151, /* L1D.REPLACEMENT */ + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_UOPS_RETIRED.ALL_STORES */ + [ C(RESULT_MISS) ] = 0x0, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x0, + }, + }, + [ C(L1I ) ] = { + [ C(OP_READ) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x280, /* ICACHE.MISSES */ + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = -1, + [ C(RESULT_MISS) ] = -1, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x0, + }, + }, + [ C(LL ) ] = { + [ C(OP_READ) ] = { + /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD */ + [ C(RESULT_ACCESS) ] = 0x1b7, + /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD|SUPPLIER_NONE| + L3_MISS|ANY_SNOOP */ + [ C(RESULT_MISS) ] = 0x1b7, + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = 0x1b7, /* OFFCORE_RESPONSE:ALL_RFO */ + /* OFFCORE_RESPONSE:ALL_RFO|SUPPLIER_NONE|L3_MISS|ANY_SNOOP */ + [ C(RESULT_MISS) ] = 0x1b7, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x0, + }, + }, + [ C(DTLB) ] = { + [ C(OP_READ) ] = { + [ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_UOPS_RETIRED.ALL_LOADS */ + [ C(RESULT_MISS) ] = 0x108, /* DTLB_LOAD_MISSES.MISS_CAUSES_A_WALK */ + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_UOPS_RETIRED.ALL_STORES */ + [ C(RESULT_MISS) ] = 0x149, /* DTLB_STORE_MISSES.MISS_CAUSES_A_WALK */ + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x0, + }, + }, + [ C(ITLB) ] = { + [ C(OP_READ) ] = { + [ C(RESULT_ACCESS) ] = 0x6085, /* ITLB_MISSES.STLB_HIT */ + [ C(RESULT_MISS) ] = 0x185, /* ITLB_MISSES.MISS_CAUSES_A_WALK */ + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = -1, + [ C(RESULT_MISS) ] = -1, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = -1, + [ C(RESULT_MISS) ] = -1, + }, + }, + [ C(BPU ) ] = { + [ C(OP_READ) ] = { + [ C(RESULT_ACCESS) ] = 0xc4, /* BR_INST_RETIRED.ALL_BRANCHES */ + [ C(RESULT_MISS) ] = 0xc5, /* BR_MISP_RETIRED.ALL_BRANCHES */ + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = -1, + [ C(RESULT_MISS) ] = -1, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = -1, + [ C(RESULT_MISS) ] = -1, + }, + }, +}; + +static __initconst const u64 hsw_hw_cache_extra_regs + [PERF_COUNT_HW_CACHE_MAX] + [PERF_COUNT_HW_CACHE_OP_MAX] + [PERF_COUNT_HW_CACHE_RESULT_MAX] = +{ + [ C(LL ) ] = { + [ C(OP_READ) ] = { + /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD */ + [ C(RESULT_ACCESS) ] = 0x2d5, + /* OFFCORE_RESPONSE:ALL_DATA_RD|ALL_CODE_RD|SUPPLIER_NONE| + L3_MISS|ANY_SNOOP */ + [ C(RESULT_MISS) ] = 0x3fbc0202d5ull, + }, + [ C(OP_WRITE) ] = { + [ C(RESULT_ACCESS) ] = 0x122, /* OFFCORE_RESPONSE:ALL_RFO */ + /* OFFCORE_RESPONSE:ALL_RFO|SUPPLIER_NONE|L3_MISS|ANY_SNOOP */ + [ C(RESULT_MISS) ] = 0x3fbc020122ull, + }, + [ C(OP_PREFETCH) ] = { + [ C(RESULT_ACCESS) ] = 0x0, + [ C(RESULT_MISS) ] = 0x0, + }, + }, +}; + static __initconst const u64 westmere_hw_cache_event_ids [PERF_COUNT_HW_CACHE_MAX] [PERF_COUNT_HW_CACHE_OP_MAX] @@ -1905,6 +2034,24 @@ hsw_get_event_constraints(struct cpu_hw_events *cpuc, struct perf_event *event) return c; } +/* + * Broadwell: + * The INST_RETIRED.ALL period always needs to have lowest + * 6bits cleared (BDM57). It shall not use a period smaller + * than 100 (BDM11). We combine the two to enforce + * a min-period of 128. + */ +static unsigned bdw_limit_period(struct perf_event *event, unsigned left) +{ + if ((event->hw.config & INTEL_ARCH_EVENT_MASK) == + X86_CONFIG(.event=0xc0, .umask=0x01)) { + if (left < 128) + left = 128; + left &= ~0x3fu; + } + return left; +} + PMU_FORMAT_ATTR(event, "config:0-7" ); PMU_FORMAT_ATTR(umask, "config:8-15" ); PMU_FORMAT_ATTR(edge, "config:18" ); @@ -2367,15 +2514,15 @@ __init int intel_pmu_init(void) * Install the hw-cache-events table: */ switch (boot_cpu_data.x86_model) { - case 14: /* 65 nm core solo/duo, "Yonah" */ + case 14: /* 65nm Core "Yonah" */ pr_cont("Core events, "); break; - case 15: /* original 65 nm celeron/pentium/core2/xeon, "Merom"/"Conroe" */ + case 15: /* 65nm Core2 "Merom" */ x86_add_quirk(intel_clovertown_quirk); - case 22: /* single-core 65 nm celeron/core2solo "Merom-L"/"Conroe-L" */ - case 23: /* current 45 nm celeron/core2/xeon "Penryn"/"Wolfdale" */ - case 29: /* six-core 45 nm xeon "Dunnington" */ + case 22: /* 65nm Core2 "Merom-L" */ + case 23: /* 45nm Core2 "Penryn" */ + case 29: /* 45nm Core2 "Dunnington (MP) */ memcpy(hw_cache_event_ids, core2_hw_cache_event_ids, sizeof(hw_cache_event_ids)); @@ -2386,9 +2533,9 @@ __init int intel_pmu_init(void) pr_cont("Core2 events, "); break; - case 26: /* 45 nm nehalem, "Bloomfield" */ - case 30: /* 45 nm nehalem, "Lynnfield" */ - case 46: /* 45 nm nehalem-ex, "Beckton" */ + case 30: /* 45nm Nehalem */ + case 26: /* 45nm Nehalem-EP */ + case 46: /* 45nm Nehalem-EX */ memcpy(hw_cache_event_ids, nehalem_hw_cache_event_ids, sizeof(hw_cache_event_ids)); memcpy(hw_cache_extra_regs, nehalem_hw_cache_extra_regs, @@ -2415,11 +2562,11 @@ __init int intel_pmu_init(void) pr_cont("Nehalem events, "); break; - case 28: /* Atom */ - case 38: /* Lincroft */ - case 39: /* Penwell */ - case 53: /* Cloverview */ - case 54: /* Cedarview */ + case 28: /* 45nm Atom "Pineview" */ + case 38: /* 45nm Atom "Lincroft" */ + case 39: /* 32nm Atom "Penwell" */ + case 53: /* 32nm Atom "Cloverview" */ + case 54: /* 32nm Atom "Cedarview" */ memcpy(hw_cache_event_ids, atom_hw_cache_event_ids, sizeof(hw_cache_event_ids)); @@ -2430,8 +2577,8 @@ __init int intel_pmu_init(void) pr_cont("Atom events, "); break; - case 55: /* Atom 22nm "Silvermont" */ - case 77: /* Avoton "Silvermont" */ + case 55: /* 22nm Atom "Silvermont" */ + case 77: /* 22nm Atom "Silvermont Avoton/Rangely" */ memcpy(hw_cache_event_ids, slm_hw_cache_event_ids, sizeof(hw_cache_event_ids)); memcpy(hw_cache_extra_regs, slm_hw_cache_extra_regs, @@ -2446,9 +2593,9 @@ __init int intel_pmu_init(void) pr_cont("Silvermont events, "); break; - case 37: /* 32 nm nehalem, "Clarkdale" */ - case 44: /* 32 nm nehalem, "Gulftown" */ - case 47: /* 32 nm Xeon E7 */ + case 37: /* 32nm Westmere */ + case 44: /* 32nm Westmere-EP */ + case 47: /* 32nm Westmere-EX */ memcpy(hw_cache_event_ids, westmere_hw_cache_event_ids, sizeof(hw_cache_event_ids)); memcpy(hw_cache_extra_regs, nehalem_hw_cache_extra_regs, @@ -2474,8 +2621,8 @@ __init int intel_pmu_init(void) pr_cont("Westmere events, "); break; - case 42: /* SandyBridge */ - case 45: /* SandyBridge, "Romely-EP" */ + case 42: /* 32nm SandyBridge */ + case 45: /* 32nm SandyBridge-E/EN/EP */ x86_add_quirk(intel_sandybridge_quirk); memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids)); @@ -2506,8 +2653,9 @@ __init int intel_pmu_init(void) pr_cont("SandyBridge events, "); break; - case 58: /* IvyBridge */ - case 62: /* IvyBridge EP */ + + case 58: /* 22nm IvyBridge */ + case 62: /* 22nm IvyBridge-EP/EX */ memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids)); /* dTLB-load-misses on IVB is different than SNB */ @@ -2539,20 +2687,19 @@ __init int intel_pmu_init(void) break; - case 60: /* Haswell Client */ - case 70: - case 71: - case 63: - case 69: + case 60: /* 22nm Haswell Core */ + case 63: /* 22nm Haswell Server */ + case 69: /* 22nm Haswell ULT */ + case 70: /* 22nm Haswell + GT3e (Intel Iris Pro graphics) */ x86_pmu.late_ack = true; - memcpy(hw_cache_event_ids, snb_hw_cache_event_ids, sizeof(hw_cache_event_ids)); - memcpy(hw_cache_extra_regs, snb_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); + memcpy(hw_cache_event_ids, hsw_hw_cache_event_ids, sizeof(hw_cache_event_ids)); + memcpy(hw_cache_extra_regs, hsw_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); intel_pmu_lbr_init_snb(); x86_pmu.event_constraints = intel_hsw_event_constraints; x86_pmu.pebs_constraints = intel_hsw_pebs_event_constraints; - x86_pmu.extra_regs = intel_snb_extra_regs; + x86_pmu.extra_regs = intel_snbep_extra_regs; x86_pmu.pebs_aliases = intel_pebs_aliases_snb; /* all extra regs are per-cpu when HT is on */ x86_pmu.er_flags |= ERF_HAS_RSP_1; @@ -2565,6 +2712,28 @@ __init int intel_pmu_init(void) pr_cont("Haswell events, "); break; + case 61: /* 14nm Broadwell Core-M */ + x86_pmu.late_ack = true; + memcpy(hw_cache_event_ids, hsw_hw_cache_event_ids, sizeof(hw_cache_event_ids)); + memcpy(hw_cache_extra_regs, hsw_hw_cache_extra_regs, sizeof(hw_cache_extra_regs)); + + intel_pmu_lbr_init_snb(); + + x86_pmu.event_constraints = intel_bdw_event_constraints; + x86_pmu.pebs_constraints = intel_hsw_pebs_event_constraints; + x86_pmu.extra_regs = intel_snbep_extra_regs; + x86_pmu.pebs_aliases = intel_pebs_aliases_snb; + /* all extra regs are per-cpu when HT is on */ + x86_pmu.er_flags |= ERF_HAS_RSP_1; + x86_pmu.er_flags |= ERF_NO_HT_SHARING; + + x86_pmu.hw_config = hsw_hw_config; + x86_pmu.get_event_constraints = hsw_get_event_constraints; + x86_pmu.cpu_events = hsw_events_attrs; + x86_pmu.limit_period = bdw_limit_period; + pr_cont("Broadwell events, "); + break; + default: switch (x86_pmu.version) { case 1: diff --git a/arch/x86/kernel/cpu/perf_event_intel_ds.c b/arch/x86/kernel/cpu/perf_event_intel_ds.c index 696ade311ded..b1553d05a5cb 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_ds.c +++ b/arch/x86/kernel/cpu/perf_event_intel_ds.c @@ -108,14 +108,16 @@ static u64 precise_store_data(u64 status) return val; } -static u64 precise_store_data_hsw(struct perf_event *event, u64 status) +static u64 precise_datala_hsw(struct perf_event *event, u64 status) { union perf_mem_data_src dse; - u64 cfg = event->hw.config & INTEL_ARCH_EVENT_MASK; - dse.val = 0; - dse.mem_op = PERF_MEM_OP_STORE; - dse.mem_lvl = PERF_MEM_LVL_NA; + dse.val = PERF_MEM_NA; + + if (event->hw.flags & PERF_X86_EVENT_PEBS_ST_HSW) + dse.mem_op = PERF_MEM_OP_STORE; + else if (event->hw.flags & PERF_X86_EVENT_PEBS_LD_HSW) + dse.mem_op = PERF_MEM_OP_LOAD; /* * L1 info only valid for following events: @@ -125,15 +127,12 @@ static u64 precise_store_data_hsw(struct perf_event *event, u64 status) * MEM_UOPS_RETIRED.SPLIT_STORES * MEM_UOPS_RETIRED.ALL_STORES */ - if (cfg != 0x12d0 && cfg != 0x22d0 && cfg != 0x42d0 && cfg != 0x82d0) - return dse.mem_lvl; - - if (status & 1) - dse.mem_lvl = PERF_MEM_LVL_L1 | PERF_MEM_LVL_HIT; - else - dse.mem_lvl = PERF_MEM_LVL_L1 | PERF_MEM_LVL_MISS; - - /* Nothing else supported. Sorry. */ + if (event->hw.flags & PERF_X86_EVENT_PEBS_ST_HSW) { + if (status & 1) + dse.mem_lvl = PERF_MEM_LVL_L1 | PERF_MEM_LVL_HIT; + else + dse.mem_lvl = PERF_MEM_LVL_L1 | PERF_MEM_LVL_MISS; + } return dse.val; } @@ -569,28 +568,10 @@ struct event_constraint intel_atom_pebs_event_constraints[] = { }; struct event_constraint intel_slm_pebs_event_constraints[] = { - INTEL_UEVENT_CONSTRAINT(0x0103, 0x1), /* REHABQ.LD_BLOCK_ST_FORWARD_PS */ - INTEL_UEVENT_CONSTRAINT(0x0803, 0x1), /* REHABQ.LD_SPLITS_PS */ - INTEL_UEVENT_CONSTRAINT(0x0204, 0x1), /* MEM_UOPS_RETIRED.L2_HIT_LOADS_PS */ - INTEL_UEVENT_CONSTRAINT(0x0404, 0x1), /* MEM_UOPS_RETIRED.L2_MISS_LOADS_PS */ - INTEL_UEVENT_CONSTRAINT(0x0804, 0x1), /* MEM_UOPS_RETIRED.DTLB_MISS_LOADS_PS */ - INTEL_UEVENT_CONSTRAINT(0x2004, 0x1), /* MEM_UOPS_RETIRED.HITM_PS */ - INTEL_UEVENT_CONSTRAINT(0x00c0, 0x1), /* INST_RETIRED.ANY_PS */ - INTEL_UEVENT_CONSTRAINT(0x00c4, 0x1), /* BR_INST_RETIRED.ALL_BRANCHES_PS */ - INTEL_UEVENT_CONSTRAINT(0x7ec4, 0x1), /* BR_INST_RETIRED.JCC_PS */ - INTEL_UEVENT_CONSTRAINT(0xbfc4, 0x1), /* BR_INST_RETIRED.FAR_BRANCH_PS */ - INTEL_UEVENT_CONSTRAINT(0xebc4, 0x1), /* BR_INST_RETIRED.NON_RETURN_IND_PS */ - INTEL_UEVENT_CONSTRAINT(0xf7c4, 0x1), /* BR_INST_RETIRED.RETURN_PS */ - INTEL_UEVENT_CONSTRAINT(0xf9c4, 0x1), /* BR_INST_RETIRED.CALL_PS */ - INTEL_UEVENT_CONSTRAINT(0xfbc4, 0x1), /* BR_INST_RETIRED.IND_CALL_PS */ - INTEL_UEVENT_CONSTRAINT(0xfdc4, 0x1), /* BR_INST_RETIRED.REL_CALL_PS */ - INTEL_UEVENT_CONSTRAINT(0xfec4, 0x1), /* BR_INST_RETIRED.TAKEN_JCC_PS */ - INTEL_UEVENT_CONSTRAINT(0x00c5, 0x1), /* BR_INST_MISP_RETIRED.ALL_BRANCHES_PS */ - INTEL_UEVENT_CONSTRAINT(0x7ec5, 0x1), /* BR_INST_MISP_RETIRED.JCC_PS */ - INTEL_UEVENT_CONSTRAINT(0xebc5, 0x1), /* BR_INST_MISP_RETIRED.NON_RETURN_IND_PS */ - INTEL_UEVENT_CONSTRAINT(0xf7c5, 0x1), /* BR_INST_MISP_RETIRED.RETURN_PS */ - INTEL_UEVENT_CONSTRAINT(0xfbc5, 0x1), /* BR_INST_MISP_RETIRED.IND_CALL_PS */ - INTEL_UEVENT_CONSTRAINT(0xfec5, 0x1), /* BR_INST_MISP_RETIRED.TAKEN_JCC_PS */ + /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ + INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), + /* Allow all events as PEBS with no flags */ + INTEL_ALL_EVENT_CONSTRAINT(0, 0x1), EVENT_CONSTRAINT_END }; @@ -626,68 +607,44 @@ struct event_constraint intel_westmere_pebs_event_constraints[] = { struct event_constraint intel_snb_pebs_event_constraints[] = { INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PRECDIST */ - INTEL_UEVENT_CONSTRAINT(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ - INTEL_UEVENT_CONSTRAINT(0x02c2, 0xf), /* UOPS_RETIRED.RETIRE_SLOTS */ - INTEL_EVENT_CONSTRAINT(0xc4, 0xf), /* BR_INST_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xc5, 0xf), /* BR_MISP_RETIRED.* */ INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */ INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */ - INTEL_EVENT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */ - INTEL_UEVENT_CONSTRAINT(0x02d4, 0xf), /* MEM_LOAD_UOPS_MISC_RETIRED.LLC_MISS */ + /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ + INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), + /* Allow all events as PEBS with no flags */ + INTEL_ALL_EVENT_CONSTRAINT(0, 0xf), EVENT_CONSTRAINT_END }; struct event_constraint intel_ivb_pebs_event_constraints[] = { INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PRECDIST */ - INTEL_UEVENT_CONSTRAINT(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ - INTEL_UEVENT_CONSTRAINT(0x02c2, 0xf), /* UOPS_RETIRED.RETIRE_SLOTS */ - INTEL_EVENT_CONSTRAINT(0xc4, 0xf), /* BR_INST_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xc5, 0xf), /* BR_MISP_RETIRED.* */ INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */ INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */ - INTEL_EVENT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */ - INTEL_EVENT_CONSTRAINT(0xd3, 0xf), /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.* */ + /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ + INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), + /* Allow all events as PEBS with no flags */ + INTEL_ALL_EVENT_CONSTRAINT(0, 0xf), EVENT_CONSTRAINT_END }; struct event_constraint intel_hsw_pebs_event_constraints[] = { INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PRECDIST */ - INTEL_PST_HSW_CONSTRAINT(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ - INTEL_UEVENT_CONSTRAINT(0x02c2, 0xf), /* UOPS_RETIRED.RETIRE_SLOTS */ - INTEL_EVENT_CONSTRAINT(0xc4, 0xf), /* BR_INST_RETIRED.* */ - INTEL_UEVENT_CONSTRAINT(0x01c5, 0xf), /* BR_MISP_RETIRED.CONDITIONAL */ - INTEL_UEVENT_CONSTRAINT(0x04c5, 0xf), /* BR_MISP_RETIRED.ALL_BRANCHES */ - INTEL_UEVENT_CONSTRAINT(0x20c5, 0xf), /* BR_MISP_RETIRED.NEAR_TAKEN */ - INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.* */ - /* MEM_UOPS_RETIRED.STLB_MISS_LOADS */ - INTEL_UEVENT_CONSTRAINT(0x11d0, 0xf), - /* MEM_UOPS_RETIRED.STLB_MISS_STORES */ - INTEL_UEVENT_CONSTRAINT(0x12d0, 0xf), - INTEL_UEVENT_CONSTRAINT(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */ - INTEL_UEVENT_CONSTRAINT(0x41d0, 0xf), /* MEM_UOPS_RETIRED.SPLIT_LOADS */ - /* MEM_UOPS_RETIRED.SPLIT_STORES */ - INTEL_UEVENT_CONSTRAINT(0x42d0, 0xf), - INTEL_UEVENT_CONSTRAINT(0x81d0, 0xf), /* MEM_UOPS_RETIRED.ALL_LOADS */ - INTEL_PST_HSW_CONSTRAINT(0x82d0, 0xf), /* MEM_UOPS_RETIRED.ALL_STORES */ - INTEL_UEVENT_CONSTRAINT(0x01d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L1_HIT */ - INTEL_UEVENT_CONSTRAINT(0x02d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L2_HIT */ - INTEL_UEVENT_CONSTRAINT(0x04d1, 0xf), /* MEM_LOAD_UOPS_RETIRED.L3_HIT */ - /* MEM_LOAD_UOPS_RETIRED.HIT_LFB */ - INTEL_UEVENT_CONSTRAINT(0x40d1, 0xf), - /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_MISS */ - INTEL_UEVENT_CONSTRAINT(0x01d2, 0xf), - /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.XSNP_HIT */ - INTEL_UEVENT_CONSTRAINT(0x02d2, 0xf), - /* MEM_LOAD_UOPS_LLC_MISS_RETIRED.LOCAL_DRAM */ - INTEL_UEVENT_CONSTRAINT(0x01d3, 0xf), - INTEL_UEVENT_CONSTRAINT(0x04c8, 0xf), /* HLE_RETIRED.Abort */ - INTEL_UEVENT_CONSTRAINT(0x04c9, 0xf), /* RTM_RETIRED.Abort */ - + INTEL_PLD_CONSTRAINT(0x01cd, 0xf), /* MEM_TRANS_RETIRED.* */ + /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ + INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_NA(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x11d0, 0xf), /* MEM_UOPS_RETIRED.STLB_MISS_LOADS */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x41d0, 0xf), /* MEM_UOPS_RETIRED.SPLIT_LOADS */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x81d0, 0xf), /* MEM_UOPS_RETIRED.ALL_LOADS */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_ST(0x12d0, 0xf), /* MEM_UOPS_RETIRED.STLB_MISS_STORES */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_ST(0x42d0, 0xf), /* MEM_UOPS_RETIRED.SPLIT_STORES */ + INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_ST(0x82d0, 0xf), /* MEM_UOPS_RETIRED.ALL_STORES */ + INTEL_FLAGS_EVENT_CONSTRAINT_DATALA_LD(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */ + INTEL_FLAGS_EVENT_CONSTRAINT_DATALA_LD(0xd2, 0xf), /* MEM_LOAD_UOPS_L3_HIT_RETIRED.* */ + INTEL_FLAGS_EVENT_CONSTRAINT_DATALA_LD(0xd3, 0xf), /* MEM_LOAD_UOPS_L3_MISS_RETIRED.* */ + /* Allow all events as PEBS with no flags */ + INTEL_ALL_EVENT_CONSTRAINT(0, 0xf), EVENT_CONSTRAINT_END }; @@ -864,6 +821,10 @@ static inline u64 intel_hsw_transaction(struct pebs_record_hsw *pebs) static void __intel_pmu_pebs_event(struct perf_event *event, struct pt_regs *iregs, void *__pebs) { +#define PERF_X86_EVENT_PEBS_HSW_PREC \ + (PERF_X86_EVENT_PEBS_ST_HSW | \ + PERF_X86_EVENT_PEBS_LD_HSW | \ + PERF_X86_EVENT_PEBS_NA_HSW) /* * We cast to the biggest pebs_record but are careful not to * unconditionally access the 'extra' entries. @@ -873,42 +834,40 @@ static void __intel_pmu_pebs_event(struct perf_event *event, struct perf_sample_data data; struct pt_regs regs; u64 sample_type; - int fll, fst; + int fll, fst, dsrc; + int fl = event->hw.flags; if (!intel_pmu_save_and_restart(event)) return; - fll = event->hw.flags & PERF_X86_EVENT_PEBS_LDLAT; - fst = event->hw.flags & (PERF_X86_EVENT_PEBS_ST | - PERF_X86_EVENT_PEBS_ST_HSW); + sample_type = event->attr.sample_type; + dsrc = sample_type & PERF_SAMPLE_DATA_SRC; + + fll = fl & PERF_X86_EVENT_PEBS_LDLAT; + fst = fl & (PERF_X86_EVENT_PEBS_ST | PERF_X86_EVENT_PEBS_HSW_PREC); perf_sample_data_init(&data, 0, event->hw.last_period); data.period = event->hw.last_period; - sample_type = event->attr.sample_type; /* - * if PEBS-LL or PreciseStore + * Use latency for weight (only avail with PEBS-LL) */ - if (fll || fst) { - /* - * Use latency for weight (only avail with PEBS-LL) - */ - if (fll && (sample_type & PERF_SAMPLE_WEIGHT)) - data.weight = pebs->lat; - - /* - * data.data_src encodes the data source - */ - if (sample_type & PERF_SAMPLE_DATA_SRC) { - if (fll) - data.data_src.val = load_latency_data(pebs->dse); - else if (event->hw.flags & PERF_X86_EVENT_PEBS_ST_HSW) - data.data_src.val = - precise_store_data_hsw(event, pebs->dse); - else - data.data_src.val = precise_store_data(pebs->dse); - } + if (fll && (sample_type & PERF_SAMPLE_WEIGHT)) + data.weight = pebs->lat; + + /* + * data.data_src encodes the data source + */ + if (dsrc) { + u64 val = PERF_MEM_NA; + if (fll) + val = load_latency_data(pebs->dse); + else if (fst && (fl & PERF_X86_EVENT_PEBS_HSW_PREC)) + val = precise_datala_hsw(event, pebs->dse); + else if (fst) + val = precise_store_data(pebs->dse); + data.data_src.val = val; } /* @@ -935,16 +894,16 @@ static void __intel_pmu_pebs_event(struct perf_event *event, else regs.flags &= ~PERF_EFLAGS_EXACT; - if ((event->attr.sample_type & PERF_SAMPLE_ADDR) && + if ((sample_type & PERF_SAMPLE_ADDR) && x86_pmu.intel_cap.pebs_format >= 1) data.addr = pebs->dla; if (x86_pmu.intel_cap.pebs_format >= 2) { /* Only set the TSX weight when no memory weight. */ - if ((event->attr.sample_type & PERF_SAMPLE_WEIGHT) && !fll) + if ((sample_type & PERF_SAMPLE_WEIGHT) && !fll) data.weight = intel_hsw_weight(pebs); - if (event->attr.sample_type & PERF_SAMPLE_TRANSACTION) + if (sample_type & PERF_SAMPLE_TRANSACTION) data.txn = intel_hsw_transaction(pebs); } @@ -1055,7 +1014,7 @@ static void intel_pmu_drain_pebs_nhm(struct pt_regs *iregs) * BTS, PEBS probe and setup */ -void intel_ds_init(void) +void __init intel_ds_init(void) { /* * No support for 32bit formats diff --git a/arch/x86/kernel/cpu/perf_event_intel_lbr.c b/arch/x86/kernel/cpu/perf_event_intel_lbr.c index 9dd2459a4c73..4af10617de33 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_lbr.c +++ b/arch/x86/kernel/cpu/perf_event_intel_lbr.c @@ -697,7 +697,7 @@ static const int snb_lbr_sel_map[PERF_SAMPLE_BRANCH_MAX] = { }; /* core */ -void intel_pmu_lbr_init_core(void) +void __init intel_pmu_lbr_init_core(void) { x86_pmu.lbr_nr = 4; x86_pmu.lbr_tos = MSR_LBR_TOS; @@ -712,7 +712,7 @@ void intel_pmu_lbr_init_core(void) } /* nehalem/westmere */ -void intel_pmu_lbr_init_nhm(void) +void __init intel_pmu_lbr_init_nhm(void) { x86_pmu.lbr_nr = 16; x86_pmu.lbr_tos = MSR_LBR_TOS; @@ -733,7 +733,7 @@ void intel_pmu_lbr_init_nhm(void) } /* sandy bridge */ -void intel_pmu_lbr_init_snb(void) +void __init intel_pmu_lbr_init_snb(void) { x86_pmu.lbr_nr = 16; x86_pmu.lbr_tos = MSR_LBR_TOS; @@ -753,7 +753,7 @@ void intel_pmu_lbr_init_snb(void) } /* atom */ -void intel_pmu_lbr_init_atom(void) +void __init intel_pmu_lbr_init_atom(void) { /* * only models starting at stepping 10 seems diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 0939f86f543d..9762dbd9f3f7 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -1,83 +1,39 @@ #include "perf_event_intel_uncore.h" static struct intel_uncore_type *empty_uncore[] = { NULL, }; -static struct intel_uncore_type **msr_uncores = empty_uncore; -static struct intel_uncore_type **pci_uncores = empty_uncore; -/* pci bus to socket mapping */ -static int pcibus_to_physid[256] = { [0 ... 255] = -1, }; +struct intel_uncore_type **uncore_msr_uncores = empty_uncore; +struct intel_uncore_type **uncore_pci_uncores = empty_uncore; -static struct pci_dev *extra_pci_dev[UNCORE_SOCKET_MAX][UNCORE_EXTRA_PCI_DEV_MAX]; +static bool pcidrv_registered; +struct pci_driver *uncore_pci_driver; +/* pci bus to socket mapping */ +int uncore_pcibus_to_physid[256] = { [0 ... 255] = -1, }; +struct pci_dev *uncore_extra_pci_dev[UNCORE_SOCKET_MAX][UNCORE_EXTRA_PCI_DEV_MAX]; static DEFINE_RAW_SPINLOCK(uncore_box_lock); - /* mask of cpus that collect uncore events */ static cpumask_t uncore_cpu_mask; /* constraint for the fixed counter */ -static struct event_constraint constraint_fixed = +static struct event_constraint uncore_constraint_fixed = EVENT_CONSTRAINT(~0ULL, 1 << UNCORE_PMC_IDX_FIXED, ~0ULL); -static struct event_constraint constraint_empty = +struct event_constraint uncore_constraint_empty = EVENT_CONSTRAINT(0, 0, 0); -#define __BITS_VALUE(x, i, n) ((typeof(x))(((x) >> ((i) * (n))) & \ - ((1ULL << (n)) - 1))) - -DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); -DEFINE_UNCORE_FORMAT_ATTR(event_ext, event, "config:0-7,21"); -DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); -DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); -DEFINE_UNCORE_FORMAT_ATTR(tid_en, tid_en, "config:19"); -DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); -DEFINE_UNCORE_FORMAT_ATTR(cmask5, cmask, "config:24-28"); -DEFINE_UNCORE_FORMAT_ATTR(cmask8, cmask, "config:24-31"); -DEFINE_UNCORE_FORMAT_ATTR(thresh8, thresh, "config:24-31"); -DEFINE_UNCORE_FORMAT_ATTR(thresh5, thresh, "config:24-28"); -DEFINE_UNCORE_FORMAT_ATTR(occ_sel, occ_sel, "config:14-15"); -DEFINE_UNCORE_FORMAT_ATTR(occ_invert, occ_invert, "config:30"); -DEFINE_UNCORE_FORMAT_ATTR(occ_edge, occ_edge, "config:14-51"); -DEFINE_UNCORE_FORMAT_ATTR(filter_tid, filter_tid, "config1:0-4"); -DEFINE_UNCORE_FORMAT_ATTR(filter_link, filter_link, "config1:5-8"); -DEFINE_UNCORE_FORMAT_ATTR(filter_nid, filter_nid, "config1:10-17"); -DEFINE_UNCORE_FORMAT_ATTR(filter_nid2, filter_nid, "config1:32-47"); -DEFINE_UNCORE_FORMAT_ATTR(filter_state, filter_state, "config1:18-22"); -DEFINE_UNCORE_FORMAT_ATTR(filter_state2, filter_state, "config1:17-22"); -DEFINE_UNCORE_FORMAT_ATTR(filter_opc, filter_opc, "config1:23-31"); -DEFINE_UNCORE_FORMAT_ATTR(filter_opc2, filter_opc, "config1:52-60"); -DEFINE_UNCORE_FORMAT_ATTR(filter_band0, filter_band0, "config1:0-7"); -DEFINE_UNCORE_FORMAT_ATTR(filter_band1, filter_band1, "config1:8-15"); -DEFINE_UNCORE_FORMAT_ATTR(filter_band2, filter_band2, "config1:16-23"); -DEFINE_UNCORE_FORMAT_ATTR(filter_band3, filter_band3, "config1:24-31"); -DEFINE_UNCORE_FORMAT_ATTR(match_rds, match_rds, "config1:48-51"); -DEFINE_UNCORE_FORMAT_ATTR(match_rnid30, match_rnid30, "config1:32-35"); -DEFINE_UNCORE_FORMAT_ATTR(match_rnid4, match_rnid4, "config1:31"); -DEFINE_UNCORE_FORMAT_ATTR(match_dnid, match_dnid, "config1:13-17"); -DEFINE_UNCORE_FORMAT_ATTR(match_mc, match_mc, "config1:9-12"); -DEFINE_UNCORE_FORMAT_ATTR(match_opc, match_opc, "config1:5-8"); -DEFINE_UNCORE_FORMAT_ATTR(match_vnw, match_vnw, "config1:3-4"); -DEFINE_UNCORE_FORMAT_ATTR(match0, match0, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(match1, match1, "config1:32-63"); -DEFINE_UNCORE_FORMAT_ATTR(mask_rds, mask_rds, "config2:48-51"); -DEFINE_UNCORE_FORMAT_ATTR(mask_rnid30, mask_rnid30, "config2:32-35"); -DEFINE_UNCORE_FORMAT_ATTR(mask_rnid4, mask_rnid4, "config2:31"); -DEFINE_UNCORE_FORMAT_ATTR(mask_dnid, mask_dnid, "config2:13-17"); -DEFINE_UNCORE_FORMAT_ATTR(mask_mc, mask_mc, "config2:9-12"); -DEFINE_UNCORE_FORMAT_ATTR(mask_opc, mask_opc, "config2:5-8"); -DEFINE_UNCORE_FORMAT_ATTR(mask_vnw, mask_vnw, "config2:3-4"); -DEFINE_UNCORE_FORMAT_ATTR(mask0, mask0, "config2:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(mask1, mask1, "config2:32-63"); - -static void uncore_pmu_start_hrtimer(struct intel_uncore_box *box); -static void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box); -static void uncore_perf_event_update(struct intel_uncore_box *box, struct perf_event *event); -static void uncore_pmu_event_read(struct perf_event *event); - -static struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event) +ssize_t uncore_event_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + struct uncore_event_desc *event = + container_of(attr, struct uncore_event_desc, attr); + return sprintf(buf, "%s", event->config); +} + +struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event) { return container_of(event->pmu, struct intel_uncore_pmu, pmu); } -static struct intel_uncore_box * -uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu) +struct intel_uncore_box *uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu) { struct intel_uncore_box *box; @@ -86,6 +42,9 @@ uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu) return box; raw_spin_lock(&uncore_box_lock); + /* Recheck in lock to handle races. */ + if (*per_cpu_ptr(pmu->box, cpu)) + goto out; list_for_each_entry(box, &pmu->box_list, list) { if (box->phys_id == topology_physical_package_id(cpu)) { atomic_inc(&box->refcnt); @@ -93,12 +52,13 @@ uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu) break; } } +out: raw_spin_unlock(&uncore_box_lock); return *per_cpu_ptr(pmu->box, cpu); } -static struct intel_uncore_box *uncore_event_to_box(struct perf_event *event) +struct intel_uncore_box *uncore_event_to_box(struct perf_event *event) { /* * perf core schedules event on the basis of cpu, uncore events are @@ -107,7 +67,7 @@ static struct intel_uncore_box *uncore_event_to_box(struct perf_event *event) return uncore_pmu_to_box(uncore_event_to_pmu(event), smp_processor_id()); } -static u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_event *event) +u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_event *event) { u64 count; @@ -119,7 +79,7 @@ static u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_eve /* * generic get constraint function for shared match/mask registers. */ -static struct event_constraint * +struct event_constraint * uncore_get_constraint(struct intel_uncore_box *box, struct perf_event *event) { struct intel_uncore_extra_reg *er; @@ -154,10 +114,10 @@ uncore_get_constraint(struct intel_uncore_box *box, struct perf_event *event) return NULL; } - return &constraint_empty; + return &uncore_constraint_empty; } -static void uncore_put_constraint(struct intel_uncore_box *box, struct perf_event *event) +void uncore_put_constraint(struct intel_uncore_box *box, struct perf_event *event) { struct intel_uncore_extra_reg *er; struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; @@ -178,7 +138,7 @@ static void uncore_put_constraint(struct intel_uncore_box *box, struct perf_even reg1->alloc = 0; } -static u64 uncore_shared_reg_config(struct intel_uncore_box *box, int idx) +u64 uncore_shared_reg_config(struct intel_uncore_box *box, int idx) { struct intel_uncore_extra_reg *er; unsigned long flags; @@ -193,2936 +153,6 @@ static u64 uncore_shared_reg_config(struct intel_uncore_box *box, int idx) return config; } -/* Sandy Bridge-EP uncore support */ -static struct intel_uncore_type snbep_uncore_cbox; -static struct intel_uncore_type snbep_uncore_pcu; - -static void snbep_uncore_pci_disable_box(struct intel_uncore_box *box) -{ - struct pci_dev *pdev = box->pci_dev; - int box_ctl = uncore_pci_box_ctl(box); - u32 config = 0; - - if (!pci_read_config_dword(pdev, box_ctl, &config)) { - config |= SNBEP_PMON_BOX_CTL_FRZ; - pci_write_config_dword(pdev, box_ctl, config); - } -} - -static void snbep_uncore_pci_enable_box(struct intel_uncore_box *box) -{ - struct pci_dev *pdev = box->pci_dev; - int box_ctl = uncore_pci_box_ctl(box); - u32 config = 0; - - if (!pci_read_config_dword(pdev, box_ctl, &config)) { - config &= ~SNBEP_PMON_BOX_CTL_FRZ; - pci_write_config_dword(pdev, box_ctl, config); - } -} - -static void snbep_uncore_pci_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - - pci_write_config_dword(pdev, hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); -} - -static void snbep_uncore_pci_disable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - - pci_write_config_dword(pdev, hwc->config_base, hwc->config); -} - -static u64 snbep_uncore_pci_read_counter(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - u64 count = 0; - - pci_read_config_dword(pdev, hwc->event_base, (u32 *)&count); - pci_read_config_dword(pdev, hwc->event_base + 4, (u32 *)&count + 1); - - return count; -} - -static void snbep_uncore_pci_init_box(struct intel_uncore_box *box) -{ - struct pci_dev *pdev = box->pci_dev; - - pci_write_config_dword(pdev, SNBEP_PCI_PMON_BOX_CTL, SNBEP_PMON_BOX_CTL_INT); -} - -static void snbep_uncore_msr_disable_box(struct intel_uncore_box *box) -{ - u64 config; - unsigned msr; - - msr = uncore_msr_box_ctl(box); - if (msr) { - rdmsrl(msr, config); - config |= SNBEP_PMON_BOX_CTL_FRZ; - wrmsrl(msr, config); - } -} - -static void snbep_uncore_msr_enable_box(struct intel_uncore_box *box) -{ - u64 config; - unsigned msr; - - msr = uncore_msr_box_ctl(box); - if (msr) { - rdmsrl(msr, config); - config &= ~SNBEP_PMON_BOX_CTL_FRZ; - wrmsrl(msr, config); - } -} - -static void snbep_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - - if (reg1->idx != EXTRA_REG_NONE) - wrmsrl(reg1->reg, uncore_shared_reg_config(box, 0)); - - wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); -} - -static void snbep_uncore_msr_disable_event(struct intel_uncore_box *box, - struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - - wrmsrl(hwc->config_base, hwc->config); -} - -static void snbep_uncore_msr_init_box(struct intel_uncore_box *box) -{ - unsigned msr = uncore_msr_box_ctl(box); - - if (msr) - wrmsrl(msr, SNBEP_PMON_BOX_CTL_INT); -} - -static struct attribute *snbep_uncore_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - NULL, -}; - -static struct attribute *snbep_uncore_ubox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh5.attr, - NULL, -}; - -static struct attribute *snbep_uncore_cbox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_tid_en.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - &format_attr_filter_tid.attr, - &format_attr_filter_nid.attr, - &format_attr_filter_state.attr, - &format_attr_filter_opc.attr, - NULL, -}; - -static struct attribute *snbep_uncore_pcu_formats_attr[] = { - &format_attr_event_ext.attr, - &format_attr_occ_sel.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh5.attr, - &format_attr_occ_invert.attr, - &format_attr_occ_edge.attr, - &format_attr_filter_band0.attr, - &format_attr_filter_band1.attr, - &format_attr_filter_band2.attr, - &format_attr_filter_band3.attr, - NULL, -}; - -static struct attribute *snbep_uncore_qpi_formats_attr[] = { - &format_attr_event_ext.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - &format_attr_match_rds.attr, - &format_attr_match_rnid30.attr, - &format_attr_match_rnid4.attr, - &format_attr_match_dnid.attr, - &format_attr_match_mc.attr, - &format_attr_match_opc.attr, - &format_attr_match_vnw.attr, - &format_attr_match0.attr, - &format_attr_match1.attr, - &format_attr_mask_rds.attr, - &format_attr_mask_rnid30.attr, - &format_attr_mask_rnid4.attr, - &format_attr_mask_dnid.attr, - &format_attr_mask_mc.attr, - &format_attr_mask_opc.attr, - &format_attr_mask_vnw.attr, - &format_attr_mask0.attr, - &format_attr_mask1.attr, - NULL, -}; - -static struct uncore_event_desc snbep_uncore_imc_events[] = { - INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), - INTEL_UNCORE_EVENT_DESC(cas_count_read, "event=0x04,umask=0x03"), - INTEL_UNCORE_EVENT_DESC(cas_count_write, "event=0x04,umask=0x0c"), - { /* end: all zeroes */ }, -}; - -static struct uncore_event_desc snbep_uncore_qpi_events[] = { - INTEL_UNCORE_EVENT_DESC(clockticks, "event=0x14"), - INTEL_UNCORE_EVENT_DESC(txl_flits_active, "event=0x00,umask=0x06"), - INTEL_UNCORE_EVENT_DESC(drs_data, "event=0x102,umask=0x08"), - INTEL_UNCORE_EVENT_DESC(ncb_data, "event=0x103,umask=0x04"), - { /* end: all zeroes */ }, -}; - -static struct attribute_group snbep_uncore_format_group = { - .name = "format", - .attrs = snbep_uncore_formats_attr, -}; - -static struct attribute_group snbep_uncore_ubox_format_group = { - .name = "format", - .attrs = snbep_uncore_ubox_formats_attr, -}; - -static struct attribute_group snbep_uncore_cbox_format_group = { - .name = "format", - .attrs = snbep_uncore_cbox_formats_attr, -}; - -static struct attribute_group snbep_uncore_pcu_format_group = { - .name = "format", - .attrs = snbep_uncore_pcu_formats_attr, -}; - -static struct attribute_group snbep_uncore_qpi_format_group = { - .name = "format", - .attrs = snbep_uncore_qpi_formats_attr, -}; - -#define SNBEP_UNCORE_MSR_OPS_COMMON_INIT() \ - .init_box = snbep_uncore_msr_init_box, \ - .disable_box = snbep_uncore_msr_disable_box, \ - .enable_box = snbep_uncore_msr_enable_box, \ - .disable_event = snbep_uncore_msr_disable_event, \ - .enable_event = snbep_uncore_msr_enable_event, \ - .read_counter = uncore_msr_read_counter - -static struct intel_uncore_ops snbep_uncore_msr_ops = { - SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), -}; - -#define SNBEP_UNCORE_PCI_OPS_COMMON_INIT() \ - .init_box = snbep_uncore_pci_init_box, \ - .disable_box = snbep_uncore_pci_disable_box, \ - .enable_box = snbep_uncore_pci_enable_box, \ - .disable_event = snbep_uncore_pci_disable_event, \ - .read_counter = snbep_uncore_pci_read_counter - -static struct intel_uncore_ops snbep_uncore_pci_ops = { - SNBEP_UNCORE_PCI_OPS_COMMON_INIT(), - .enable_event = snbep_uncore_pci_enable_event, \ -}; - -static struct event_constraint snbep_uncore_cbox_constraints[] = { - UNCORE_EVENT_CONSTRAINT(0x01, 0x1), - UNCORE_EVENT_CONSTRAINT(0x02, 0x3), - UNCORE_EVENT_CONSTRAINT(0x04, 0x3), - UNCORE_EVENT_CONSTRAINT(0x05, 0x3), - UNCORE_EVENT_CONSTRAINT(0x07, 0x3), - UNCORE_EVENT_CONSTRAINT(0x09, 0x3), - UNCORE_EVENT_CONSTRAINT(0x11, 0x1), - UNCORE_EVENT_CONSTRAINT(0x12, 0x3), - UNCORE_EVENT_CONSTRAINT(0x13, 0x3), - UNCORE_EVENT_CONSTRAINT(0x1b, 0xc), - UNCORE_EVENT_CONSTRAINT(0x1c, 0xc), - UNCORE_EVENT_CONSTRAINT(0x1d, 0xc), - UNCORE_EVENT_CONSTRAINT(0x1e, 0xc), - EVENT_CONSTRAINT_OVERLAP(0x1f, 0xe, 0xff), - UNCORE_EVENT_CONSTRAINT(0x21, 0x3), - UNCORE_EVENT_CONSTRAINT(0x23, 0x3), - UNCORE_EVENT_CONSTRAINT(0x31, 0x3), - UNCORE_EVENT_CONSTRAINT(0x32, 0x3), - UNCORE_EVENT_CONSTRAINT(0x33, 0x3), - UNCORE_EVENT_CONSTRAINT(0x34, 0x3), - UNCORE_EVENT_CONSTRAINT(0x35, 0x3), - UNCORE_EVENT_CONSTRAINT(0x36, 0x1), - UNCORE_EVENT_CONSTRAINT(0x37, 0x3), - UNCORE_EVENT_CONSTRAINT(0x38, 0x3), - UNCORE_EVENT_CONSTRAINT(0x39, 0x3), - UNCORE_EVENT_CONSTRAINT(0x3b, 0x1), - EVENT_CONSTRAINT_END -}; - -static struct event_constraint snbep_uncore_r2pcie_constraints[] = { - UNCORE_EVENT_CONSTRAINT(0x10, 0x3), - UNCORE_EVENT_CONSTRAINT(0x11, 0x3), - UNCORE_EVENT_CONSTRAINT(0x12, 0x1), - UNCORE_EVENT_CONSTRAINT(0x23, 0x3), - UNCORE_EVENT_CONSTRAINT(0x24, 0x3), - UNCORE_EVENT_CONSTRAINT(0x25, 0x3), - UNCORE_EVENT_CONSTRAINT(0x26, 0x3), - UNCORE_EVENT_CONSTRAINT(0x32, 0x3), - UNCORE_EVENT_CONSTRAINT(0x33, 0x3), - UNCORE_EVENT_CONSTRAINT(0x34, 0x3), - EVENT_CONSTRAINT_END -}; - -static struct event_constraint snbep_uncore_r3qpi_constraints[] = { - UNCORE_EVENT_CONSTRAINT(0x10, 0x3), - UNCORE_EVENT_CONSTRAINT(0x11, 0x3), - UNCORE_EVENT_CONSTRAINT(0x12, 0x3), - UNCORE_EVENT_CONSTRAINT(0x13, 0x1), - UNCORE_EVENT_CONSTRAINT(0x20, 0x3), - UNCORE_EVENT_CONSTRAINT(0x21, 0x3), - UNCORE_EVENT_CONSTRAINT(0x22, 0x3), - UNCORE_EVENT_CONSTRAINT(0x23, 0x3), - UNCORE_EVENT_CONSTRAINT(0x24, 0x3), - UNCORE_EVENT_CONSTRAINT(0x25, 0x3), - UNCORE_EVENT_CONSTRAINT(0x26, 0x3), - UNCORE_EVENT_CONSTRAINT(0x28, 0x3), - UNCORE_EVENT_CONSTRAINT(0x29, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2a, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2b, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2c, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2d, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2e, 0x3), - UNCORE_EVENT_CONSTRAINT(0x2f, 0x3), - UNCORE_EVENT_CONSTRAINT(0x30, 0x3), - UNCORE_EVENT_CONSTRAINT(0x31, 0x3), - UNCORE_EVENT_CONSTRAINT(0x32, 0x3), - UNCORE_EVENT_CONSTRAINT(0x33, 0x3), - UNCORE_EVENT_CONSTRAINT(0x34, 0x3), - UNCORE_EVENT_CONSTRAINT(0x36, 0x3), - UNCORE_EVENT_CONSTRAINT(0x37, 0x3), - UNCORE_EVENT_CONSTRAINT(0x38, 0x3), - UNCORE_EVENT_CONSTRAINT(0x39, 0x3), - EVENT_CONSTRAINT_END -}; - -static struct intel_uncore_type snbep_uncore_ubox = { - .name = "ubox", - .num_counters = 2, - .num_boxes = 1, - .perf_ctr_bits = 44, - .fixed_ctr_bits = 48, - .perf_ctr = SNBEP_U_MSR_PMON_CTR0, - .event_ctl = SNBEP_U_MSR_PMON_CTL0, - .event_mask = SNBEP_U_MSR_PMON_RAW_EVENT_MASK, - .fixed_ctr = SNBEP_U_MSR_PMON_UCLK_FIXED_CTR, - .fixed_ctl = SNBEP_U_MSR_PMON_UCLK_FIXED_CTL, - .ops = &snbep_uncore_msr_ops, - .format_group = &snbep_uncore_ubox_format_group, -}; - -static struct extra_reg snbep_uncore_cbox_extra_regs[] = { - SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN, - SNBEP_CBO_PMON_CTL_TID_EN, 0x1), - SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0x6), - SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0x6), - SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0x6), - SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0x6), - SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0xa), - SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0xa), - SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0xa), - SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0xa), - SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x2), - SNBEP_CBO_EVENT_EXTRA_REG(0x4037, 0x40ff, 0x2), - EVENT_EXTRA_END -}; - -static void snbep_cbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct intel_uncore_extra_reg *er = &box->shared_regs[0]; - int i; - - if (uncore_box_is_fake(box)) - return; - - for (i = 0; i < 5; i++) { - if (reg1->alloc & (0x1 << i)) - atomic_sub(1 << (i * 6), &er->ref); - } - reg1->alloc = 0; -} - -static struct event_constraint * -__snbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event, - u64 (*cbox_filter_mask)(int fields)) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct intel_uncore_extra_reg *er = &box->shared_regs[0]; - int i, alloc = 0; - unsigned long flags; - u64 mask; - - if (reg1->idx == EXTRA_REG_NONE) - return NULL; - - raw_spin_lock_irqsave(&er->lock, flags); - for (i = 0; i < 5; i++) { - if (!(reg1->idx & (0x1 << i))) - continue; - if (!uncore_box_is_fake(box) && (reg1->alloc & (0x1 << i))) - continue; - - mask = cbox_filter_mask(0x1 << i); - if (!__BITS_VALUE(atomic_read(&er->ref), i, 6) || - !((reg1->config ^ er->config) & mask)) { - atomic_add(1 << (i * 6), &er->ref); - er->config &= ~mask; - er->config |= reg1->config & mask; - alloc |= (0x1 << i); - } else { - break; - } - } - raw_spin_unlock_irqrestore(&er->lock, flags); - if (i < 5) - goto fail; - - if (!uncore_box_is_fake(box)) - reg1->alloc |= alloc; - - return NULL; -fail: - for (; i >= 0; i--) { - if (alloc & (0x1 << i)) - atomic_sub(1 << (i * 6), &er->ref); - } - return &constraint_empty; -} - -static u64 snbep_cbox_filter_mask(int fields) -{ - u64 mask = 0; - - if (fields & 0x1) - mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_TID; - if (fields & 0x2) - mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_NID; - if (fields & 0x4) - mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_STATE; - if (fields & 0x8) - mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_OPC; - - return mask; -} - -static struct event_constraint * -snbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - return __snbep_cbox_get_constraint(box, event, snbep_cbox_filter_mask); -} - -static int snbep_cbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct extra_reg *er; - int idx = 0; - - for (er = snbep_uncore_cbox_extra_regs; er->msr; er++) { - if (er->event != (event->hw.config & er->config_mask)) - continue; - idx |= er->idx; - } - - if (idx) { - reg1->reg = SNBEP_C0_MSR_PMON_BOX_FILTER + - SNBEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; - reg1->config = event->attr.config1 & snbep_cbox_filter_mask(idx); - reg1->idx = idx; - } - return 0; -} - -static struct intel_uncore_ops snbep_uncore_cbox_ops = { - SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), - .hw_config = snbep_cbox_hw_config, - .get_constraint = snbep_cbox_get_constraint, - .put_constraint = snbep_cbox_put_constraint, -}; - -static struct intel_uncore_type snbep_uncore_cbox = { - .name = "cbox", - .num_counters = 4, - .num_boxes = 8, - .perf_ctr_bits = 44, - .event_ctl = SNBEP_C0_MSR_PMON_CTL0, - .perf_ctr = SNBEP_C0_MSR_PMON_CTR0, - .event_mask = SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_C0_MSR_PMON_BOX_CTL, - .msr_offset = SNBEP_CBO_MSR_OFFSET, - .num_shared_regs = 1, - .constraints = snbep_uncore_cbox_constraints, - .ops = &snbep_uncore_cbox_ops, - .format_group = &snbep_uncore_cbox_format_group, -}; - -static u64 snbep_pcu_alter_er(struct perf_event *event, int new_idx, bool modify) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - u64 config = reg1->config; - - if (new_idx > reg1->idx) - config <<= 8 * (new_idx - reg1->idx); - else - config >>= 8 * (reg1->idx - new_idx); - - if (modify) { - hwc->config += new_idx - reg1->idx; - reg1->config = config; - reg1->idx = new_idx; - } - return config; -} - -static struct event_constraint * -snbep_pcu_get_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct intel_uncore_extra_reg *er = &box->shared_regs[0]; - unsigned long flags; - int idx = reg1->idx; - u64 mask, config1 = reg1->config; - bool ok = false; - - if (reg1->idx == EXTRA_REG_NONE || - (!uncore_box_is_fake(box) && reg1->alloc)) - return NULL; -again: - mask = 0xffULL << (idx * 8); - raw_spin_lock_irqsave(&er->lock, flags); - if (!__BITS_VALUE(atomic_read(&er->ref), idx, 8) || - !((config1 ^ er->config) & mask)) { - atomic_add(1 << (idx * 8), &er->ref); - er->config &= ~mask; - er->config |= config1 & mask; - ok = true; - } - raw_spin_unlock_irqrestore(&er->lock, flags); - - if (!ok) { - idx = (idx + 1) % 4; - if (idx != reg1->idx) { - config1 = snbep_pcu_alter_er(event, idx, false); - goto again; - } - return &constraint_empty; - } - - if (!uncore_box_is_fake(box)) { - if (idx != reg1->idx) - snbep_pcu_alter_er(event, idx, true); - reg1->alloc = 1; - } - return NULL; -} - -static void snbep_pcu_put_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct intel_uncore_extra_reg *er = &box->shared_regs[0]; - - if (uncore_box_is_fake(box) || !reg1->alloc) - return; - - atomic_sub(1 << (reg1->idx * 8), &er->ref); - reg1->alloc = 0; -} - -static int snbep_pcu_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - int ev_sel = hwc->config & SNBEP_PMON_CTL_EV_SEL_MASK; - - if (ev_sel >= 0xb && ev_sel <= 0xe) { - reg1->reg = SNBEP_PCU_MSR_PMON_BOX_FILTER; - reg1->idx = ev_sel - 0xb; - reg1->config = event->attr.config1 & (0xff << reg1->idx); - } - return 0; -} - -static struct intel_uncore_ops snbep_uncore_pcu_ops = { - SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), - .hw_config = snbep_pcu_hw_config, - .get_constraint = snbep_pcu_get_constraint, - .put_constraint = snbep_pcu_put_constraint, -}; - -static struct intel_uncore_type snbep_uncore_pcu = { - .name = "pcu", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - .perf_ctr = SNBEP_PCU_MSR_PMON_CTR0, - .event_ctl = SNBEP_PCU_MSR_PMON_CTL0, - .event_mask = SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_PCU_MSR_PMON_BOX_CTL, - .num_shared_regs = 1, - .ops = &snbep_uncore_pcu_ops, - .format_group = &snbep_uncore_pcu_format_group, -}; - -static struct intel_uncore_type *snbep_msr_uncores[] = { - &snbep_uncore_ubox, - &snbep_uncore_cbox, - &snbep_uncore_pcu, - NULL, -}; - -enum { - SNBEP_PCI_QPI_PORT0_FILTER, - SNBEP_PCI_QPI_PORT1_FILTER, -}; - -static int snbep_qpi_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - - if ((hwc->config & SNBEP_PMON_CTL_EV_SEL_MASK) == 0x38) { - reg1->idx = 0; - reg1->reg = SNBEP_Q_Py_PCI_PMON_PKT_MATCH0; - reg1->config = event->attr.config1; - reg2->reg = SNBEP_Q_Py_PCI_PMON_PKT_MASK0; - reg2->config = event->attr.config2; - } - return 0; -} - -static void snbep_qpi_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - - if (reg1->idx != EXTRA_REG_NONE) { - int idx = box->pmu->pmu_idx + SNBEP_PCI_QPI_PORT0_FILTER; - struct pci_dev *filter_pdev = extra_pci_dev[box->phys_id][idx]; - WARN_ON_ONCE(!filter_pdev); - if (filter_pdev) { - pci_write_config_dword(filter_pdev, reg1->reg, - (u32)reg1->config); - pci_write_config_dword(filter_pdev, reg1->reg + 4, - (u32)(reg1->config >> 32)); - pci_write_config_dword(filter_pdev, reg2->reg, - (u32)reg2->config); - pci_write_config_dword(filter_pdev, reg2->reg + 4, - (u32)(reg2->config >> 32)); - } - } - - pci_write_config_dword(pdev, hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); -} - -static struct intel_uncore_ops snbep_uncore_qpi_ops = { - SNBEP_UNCORE_PCI_OPS_COMMON_INIT(), - .enable_event = snbep_qpi_enable_event, - .hw_config = snbep_qpi_hw_config, - .get_constraint = uncore_get_constraint, - .put_constraint = uncore_put_constraint, -}; - -#define SNBEP_UNCORE_PCI_COMMON_INIT() \ - .perf_ctr = SNBEP_PCI_PMON_CTR0, \ - .event_ctl = SNBEP_PCI_PMON_CTL0, \ - .event_mask = SNBEP_PMON_RAW_EVENT_MASK, \ - .box_ctl = SNBEP_PCI_PMON_BOX_CTL, \ - .ops = &snbep_uncore_pci_ops, \ - .format_group = &snbep_uncore_format_group - -static struct intel_uncore_type snbep_uncore_ha = { - .name = "ha", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - SNBEP_UNCORE_PCI_COMMON_INIT(), -}; - -static struct intel_uncore_type snbep_uncore_imc = { - .name = "imc", - .num_counters = 4, - .num_boxes = 4, - .perf_ctr_bits = 48, - .fixed_ctr_bits = 48, - .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, - .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, - .event_descs = snbep_uncore_imc_events, - SNBEP_UNCORE_PCI_COMMON_INIT(), -}; - -static struct intel_uncore_type snbep_uncore_qpi = { - .name = "qpi", - .num_counters = 4, - .num_boxes = 2, - .perf_ctr_bits = 48, - .perf_ctr = SNBEP_PCI_PMON_CTR0, - .event_ctl = SNBEP_PCI_PMON_CTL0, - .event_mask = SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_PCI_PMON_BOX_CTL, - .num_shared_regs = 1, - .ops = &snbep_uncore_qpi_ops, - .event_descs = snbep_uncore_qpi_events, - .format_group = &snbep_uncore_qpi_format_group, -}; - - -static struct intel_uncore_type snbep_uncore_r2pcie = { - .name = "r2pcie", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 44, - .constraints = snbep_uncore_r2pcie_constraints, - SNBEP_UNCORE_PCI_COMMON_INIT(), -}; - -static struct intel_uncore_type snbep_uncore_r3qpi = { - .name = "r3qpi", - .num_counters = 3, - .num_boxes = 2, - .perf_ctr_bits = 44, - .constraints = snbep_uncore_r3qpi_constraints, - SNBEP_UNCORE_PCI_COMMON_INIT(), -}; - -enum { - SNBEP_PCI_UNCORE_HA, - SNBEP_PCI_UNCORE_IMC, - SNBEP_PCI_UNCORE_QPI, - SNBEP_PCI_UNCORE_R2PCIE, - SNBEP_PCI_UNCORE_R3QPI, -}; - -static struct intel_uncore_type *snbep_pci_uncores[] = { - [SNBEP_PCI_UNCORE_HA] = &snbep_uncore_ha, - [SNBEP_PCI_UNCORE_IMC] = &snbep_uncore_imc, - [SNBEP_PCI_UNCORE_QPI] = &snbep_uncore_qpi, - [SNBEP_PCI_UNCORE_R2PCIE] = &snbep_uncore_r2pcie, - [SNBEP_PCI_UNCORE_R3QPI] = &snbep_uncore_r3qpi, - NULL, -}; - -static const struct pci_device_id snbep_uncore_pci_ids[] = { - { /* Home Agent */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_HA), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_HA, 0), - }, - { /* MC Channel 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC0), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 0), - }, - { /* MC Channel 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC1), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 1), - }, - { /* MC Channel 2 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC2), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 2), - }, - { /* MC Channel 3 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC3), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 3), - }, - { /* QPI Port 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI0), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_QPI, 0), - }, - { /* QPI Port 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI1), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_QPI, 1), - }, - { /* R2PCIe */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R2PCIE), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R2PCIE, 0), - }, - { /* R3QPI Link 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI0), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R3QPI, 0), - }, - { /* R3QPI Link 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI1), - .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R3QPI, 1), - }, - { /* QPI Port 0 filter */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x3c86), - .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, - SNBEP_PCI_QPI_PORT0_FILTER), - }, - { /* QPI Port 0 filter */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x3c96), - .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, - SNBEP_PCI_QPI_PORT1_FILTER), - }, - { /* end: all zeroes */ } -}; - -static struct pci_driver snbep_uncore_pci_driver = { - .name = "snbep_uncore", - .id_table = snbep_uncore_pci_ids, -}; - -/* - * build pci bus to socket mapping - */ -static int snbep_pci2phy_map_init(int devid) -{ - struct pci_dev *ubox_dev = NULL; - int i, bus, nodeid; - int err = 0; - u32 config = 0; - - while (1) { - /* find the UBOX device */ - ubox_dev = pci_get_device(PCI_VENDOR_ID_INTEL, devid, ubox_dev); - if (!ubox_dev) - break; - bus = ubox_dev->bus->number; - /* get the Node ID of the local register */ - err = pci_read_config_dword(ubox_dev, 0x40, &config); - if (err) - break; - nodeid = config; - /* get the Node ID mapping */ - err = pci_read_config_dword(ubox_dev, 0x54, &config); - if (err) - break; - /* - * every three bits in the Node ID mapping register maps - * to a particular node. - */ - for (i = 0; i < 8; i++) { - if (nodeid == ((config >> (3 * i)) & 0x7)) { - pcibus_to_physid[bus] = i; - break; - } - } - } - - if (!err) { - /* - * For PCI bus with no UBOX device, find the next bus - * that has UBOX device and use its mapping. - */ - i = -1; - for (bus = 255; bus >= 0; bus--) { - if (pcibus_to_physid[bus] >= 0) - i = pcibus_to_physid[bus]; - else - pcibus_to_physid[bus] = i; - } - } - - if (ubox_dev) - pci_dev_put(ubox_dev); - - return err ? pcibios_err_to_errno(err) : 0; -} -/* end of Sandy Bridge-EP uncore support */ - -/* IvyTown uncore support */ -static void ivt_uncore_msr_init_box(struct intel_uncore_box *box) -{ - unsigned msr = uncore_msr_box_ctl(box); - if (msr) - wrmsrl(msr, IVT_PMON_BOX_CTL_INT); -} - -static void ivt_uncore_pci_init_box(struct intel_uncore_box *box) -{ - struct pci_dev *pdev = box->pci_dev; - - pci_write_config_dword(pdev, SNBEP_PCI_PMON_BOX_CTL, IVT_PMON_BOX_CTL_INT); -} - -#define IVT_UNCORE_MSR_OPS_COMMON_INIT() \ - .init_box = ivt_uncore_msr_init_box, \ - .disable_box = snbep_uncore_msr_disable_box, \ - .enable_box = snbep_uncore_msr_enable_box, \ - .disable_event = snbep_uncore_msr_disable_event, \ - .enable_event = snbep_uncore_msr_enable_event, \ - .read_counter = uncore_msr_read_counter - -static struct intel_uncore_ops ivt_uncore_msr_ops = { - IVT_UNCORE_MSR_OPS_COMMON_INIT(), -}; - -static struct intel_uncore_ops ivt_uncore_pci_ops = { - .init_box = ivt_uncore_pci_init_box, - .disable_box = snbep_uncore_pci_disable_box, - .enable_box = snbep_uncore_pci_enable_box, - .disable_event = snbep_uncore_pci_disable_event, - .enable_event = snbep_uncore_pci_enable_event, - .read_counter = snbep_uncore_pci_read_counter, -}; - -#define IVT_UNCORE_PCI_COMMON_INIT() \ - .perf_ctr = SNBEP_PCI_PMON_CTR0, \ - .event_ctl = SNBEP_PCI_PMON_CTL0, \ - .event_mask = IVT_PMON_RAW_EVENT_MASK, \ - .box_ctl = SNBEP_PCI_PMON_BOX_CTL, \ - .ops = &ivt_uncore_pci_ops, \ - .format_group = &ivt_uncore_format_group - -static struct attribute *ivt_uncore_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - NULL, -}; - -static struct attribute *ivt_uncore_ubox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh5.attr, - NULL, -}; - -static struct attribute *ivt_uncore_cbox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_tid_en.attr, - &format_attr_thresh8.attr, - &format_attr_filter_tid.attr, - &format_attr_filter_link.attr, - &format_attr_filter_state2.attr, - &format_attr_filter_nid2.attr, - &format_attr_filter_opc2.attr, - NULL, -}; - -static struct attribute *ivt_uncore_pcu_formats_attr[] = { - &format_attr_event_ext.attr, - &format_attr_occ_sel.attr, - &format_attr_edge.attr, - &format_attr_thresh5.attr, - &format_attr_occ_invert.attr, - &format_attr_occ_edge.attr, - &format_attr_filter_band0.attr, - &format_attr_filter_band1.attr, - &format_attr_filter_band2.attr, - &format_attr_filter_band3.attr, - NULL, -}; - -static struct attribute *ivt_uncore_qpi_formats_attr[] = { - &format_attr_event_ext.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_thresh8.attr, - &format_attr_match_rds.attr, - &format_attr_match_rnid30.attr, - &format_attr_match_rnid4.attr, - &format_attr_match_dnid.attr, - &format_attr_match_mc.attr, - &format_attr_match_opc.attr, - &format_attr_match_vnw.attr, - &format_attr_match0.attr, - &format_attr_match1.attr, - &format_attr_mask_rds.attr, - &format_attr_mask_rnid30.attr, - &format_attr_mask_rnid4.attr, - &format_attr_mask_dnid.attr, - &format_attr_mask_mc.attr, - &format_attr_mask_opc.attr, - &format_attr_mask_vnw.attr, - &format_attr_mask0.attr, - &format_attr_mask1.attr, - NULL, -}; - -static struct attribute_group ivt_uncore_format_group = { - .name = "format", - .attrs = ivt_uncore_formats_attr, -}; - -static struct attribute_group ivt_uncore_ubox_format_group = { - .name = "format", - .attrs = ivt_uncore_ubox_formats_attr, -}; - -static struct attribute_group ivt_uncore_cbox_format_group = { - .name = "format", - .attrs = ivt_uncore_cbox_formats_attr, -}; - -static struct attribute_group ivt_uncore_pcu_format_group = { - .name = "format", - .attrs = ivt_uncore_pcu_formats_attr, -}; - -static struct attribute_group ivt_uncore_qpi_format_group = { - .name = "format", - .attrs = ivt_uncore_qpi_formats_attr, -}; - -static struct intel_uncore_type ivt_uncore_ubox = { - .name = "ubox", - .num_counters = 2, - .num_boxes = 1, - .perf_ctr_bits = 44, - .fixed_ctr_bits = 48, - .perf_ctr = SNBEP_U_MSR_PMON_CTR0, - .event_ctl = SNBEP_U_MSR_PMON_CTL0, - .event_mask = IVT_U_MSR_PMON_RAW_EVENT_MASK, - .fixed_ctr = SNBEP_U_MSR_PMON_UCLK_FIXED_CTR, - .fixed_ctl = SNBEP_U_MSR_PMON_UCLK_FIXED_CTL, - .ops = &ivt_uncore_msr_ops, - .format_group = &ivt_uncore_ubox_format_group, -}; - -static struct extra_reg ivt_uncore_cbox_extra_regs[] = { - SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN, - SNBEP_CBO_PMON_CTL_TID_EN, 0x1), - SNBEP_CBO_EVENT_EXTRA_REG(0x1031, 0x10ff, 0x2), - - SNBEP_CBO_EVENT_EXTRA_REG(0x1134, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0xc), - SNBEP_CBO_EVENT_EXTRA_REG(0x5134, 0xffff, 0xc), - SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0xc), - SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0xc), - SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4), - SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0xc), - SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x2135, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x2335, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0x18), - SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0x18), - SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x8135, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x8335, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x2136, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x2336, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0x18), - SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0x18), - SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x5036, 0xffff, 0x8), - SNBEP_CBO_EVENT_EXTRA_REG(0x8136, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x8336, 0xffff, 0x10), - SNBEP_CBO_EVENT_EXTRA_REG(0x4037, 0x40ff, 0x8), - EVENT_EXTRA_END -}; - -static u64 ivt_cbox_filter_mask(int fields) -{ - u64 mask = 0; - - if (fields & 0x1) - mask |= IVT_CB0_MSR_PMON_BOX_FILTER_TID; - if (fields & 0x2) - mask |= IVT_CB0_MSR_PMON_BOX_FILTER_LINK; - if (fields & 0x4) - mask |= IVT_CB0_MSR_PMON_BOX_FILTER_STATE; - if (fields & 0x8) - mask |= IVT_CB0_MSR_PMON_BOX_FILTER_NID; - if (fields & 0x10) - mask |= IVT_CB0_MSR_PMON_BOX_FILTER_OPC; - - return mask; -} - -static struct event_constraint * -ivt_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - return __snbep_cbox_get_constraint(box, event, ivt_cbox_filter_mask); -} - -static int ivt_cbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct extra_reg *er; - int idx = 0; - - for (er = ivt_uncore_cbox_extra_regs; er->msr; er++) { - if (er->event != (event->hw.config & er->config_mask)) - continue; - idx |= er->idx; - } - - if (idx) { - reg1->reg = SNBEP_C0_MSR_PMON_BOX_FILTER + - SNBEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; - reg1->config = event->attr.config1 & ivt_cbox_filter_mask(idx); - reg1->idx = idx; - } - return 0; -} - -static void ivt_cbox_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - - if (reg1->idx != EXTRA_REG_NONE) { - u64 filter = uncore_shared_reg_config(box, 0); - wrmsrl(reg1->reg, filter & 0xffffffff); - wrmsrl(reg1->reg + 6, filter >> 32); - } - - wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); -} - -static struct intel_uncore_ops ivt_uncore_cbox_ops = { - .init_box = ivt_uncore_msr_init_box, - .disable_box = snbep_uncore_msr_disable_box, - .enable_box = snbep_uncore_msr_enable_box, - .disable_event = snbep_uncore_msr_disable_event, - .enable_event = ivt_cbox_enable_event, - .read_counter = uncore_msr_read_counter, - .hw_config = ivt_cbox_hw_config, - .get_constraint = ivt_cbox_get_constraint, - .put_constraint = snbep_cbox_put_constraint, -}; - -static struct intel_uncore_type ivt_uncore_cbox = { - .name = "cbox", - .num_counters = 4, - .num_boxes = 15, - .perf_ctr_bits = 44, - .event_ctl = SNBEP_C0_MSR_PMON_CTL0, - .perf_ctr = SNBEP_C0_MSR_PMON_CTR0, - .event_mask = IVT_CBO_MSR_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_C0_MSR_PMON_BOX_CTL, - .msr_offset = SNBEP_CBO_MSR_OFFSET, - .num_shared_regs = 1, - .constraints = snbep_uncore_cbox_constraints, - .ops = &ivt_uncore_cbox_ops, - .format_group = &ivt_uncore_cbox_format_group, -}; - -static struct intel_uncore_ops ivt_uncore_pcu_ops = { - IVT_UNCORE_MSR_OPS_COMMON_INIT(), - .hw_config = snbep_pcu_hw_config, - .get_constraint = snbep_pcu_get_constraint, - .put_constraint = snbep_pcu_put_constraint, -}; - -static struct intel_uncore_type ivt_uncore_pcu = { - .name = "pcu", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - .perf_ctr = SNBEP_PCU_MSR_PMON_CTR0, - .event_ctl = SNBEP_PCU_MSR_PMON_CTL0, - .event_mask = IVT_PCU_MSR_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_PCU_MSR_PMON_BOX_CTL, - .num_shared_regs = 1, - .ops = &ivt_uncore_pcu_ops, - .format_group = &ivt_uncore_pcu_format_group, -}; - -static struct intel_uncore_type *ivt_msr_uncores[] = { - &ivt_uncore_ubox, - &ivt_uncore_cbox, - &ivt_uncore_pcu, - NULL, -}; - -static struct intel_uncore_type ivt_uncore_ha = { - .name = "ha", - .num_counters = 4, - .num_boxes = 2, - .perf_ctr_bits = 48, - IVT_UNCORE_PCI_COMMON_INIT(), -}; - -static struct intel_uncore_type ivt_uncore_imc = { - .name = "imc", - .num_counters = 4, - .num_boxes = 8, - .perf_ctr_bits = 48, - .fixed_ctr_bits = 48, - .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, - .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, - IVT_UNCORE_PCI_COMMON_INIT(), -}; - -/* registers in IRP boxes are not properly aligned */ -static unsigned ivt_uncore_irp_ctls[] = {0xd8, 0xdc, 0xe0, 0xe4}; -static unsigned ivt_uncore_irp_ctrs[] = {0xa0, 0xb0, 0xb8, 0xc0}; - -static void ivt_uncore_irp_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - - pci_write_config_dword(pdev, ivt_uncore_irp_ctls[hwc->idx], - hwc->config | SNBEP_PMON_CTL_EN); -} - -static void ivt_uncore_irp_disable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - - pci_write_config_dword(pdev, ivt_uncore_irp_ctls[hwc->idx], hwc->config); -} - -static u64 ivt_uncore_irp_read_counter(struct intel_uncore_box *box, struct perf_event *event) -{ - struct pci_dev *pdev = box->pci_dev; - struct hw_perf_event *hwc = &event->hw; - u64 count = 0; - - pci_read_config_dword(pdev, ivt_uncore_irp_ctrs[hwc->idx], (u32 *)&count); - pci_read_config_dword(pdev, ivt_uncore_irp_ctrs[hwc->idx] + 4, (u32 *)&count + 1); - - return count; -} - -static struct intel_uncore_ops ivt_uncore_irp_ops = { - .init_box = ivt_uncore_pci_init_box, - .disable_box = snbep_uncore_pci_disable_box, - .enable_box = snbep_uncore_pci_enable_box, - .disable_event = ivt_uncore_irp_disable_event, - .enable_event = ivt_uncore_irp_enable_event, - .read_counter = ivt_uncore_irp_read_counter, -}; - -static struct intel_uncore_type ivt_uncore_irp = { - .name = "irp", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - .event_mask = IVT_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_PCI_PMON_BOX_CTL, - .ops = &ivt_uncore_irp_ops, - .format_group = &ivt_uncore_format_group, -}; - -static struct intel_uncore_ops ivt_uncore_qpi_ops = { - .init_box = ivt_uncore_pci_init_box, - .disable_box = snbep_uncore_pci_disable_box, - .enable_box = snbep_uncore_pci_enable_box, - .disable_event = snbep_uncore_pci_disable_event, - .enable_event = snbep_qpi_enable_event, - .read_counter = snbep_uncore_pci_read_counter, - .hw_config = snbep_qpi_hw_config, - .get_constraint = uncore_get_constraint, - .put_constraint = uncore_put_constraint, -}; - -static struct intel_uncore_type ivt_uncore_qpi = { - .name = "qpi", - .num_counters = 4, - .num_boxes = 3, - .perf_ctr_bits = 48, - .perf_ctr = SNBEP_PCI_PMON_CTR0, - .event_ctl = SNBEP_PCI_PMON_CTL0, - .event_mask = IVT_QPI_PCI_PMON_RAW_EVENT_MASK, - .box_ctl = SNBEP_PCI_PMON_BOX_CTL, - .num_shared_regs = 1, - .ops = &ivt_uncore_qpi_ops, - .format_group = &ivt_uncore_qpi_format_group, -}; - -static struct intel_uncore_type ivt_uncore_r2pcie = { - .name = "r2pcie", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 44, - .constraints = snbep_uncore_r2pcie_constraints, - IVT_UNCORE_PCI_COMMON_INIT(), -}; - -static struct intel_uncore_type ivt_uncore_r3qpi = { - .name = "r3qpi", - .num_counters = 3, - .num_boxes = 2, - .perf_ctr_bits = 44, - .constraints = snbep_uncore_r3qpi_constraints, - IVT_UNCORE_PCI_COMMON_INIT(), -}; - -enum { - IVT_PCI_UNCORE_HA, - IVT_PCI_UNCORE_IMC, - IVT_PCI_UNCORE_IRP, - IVT_PCI_UNCORE_QPI, - IVT_PCI_UNCORE_R2PCIE, - IVT_PCI_UNCORE_R3QPI, -}; - -static struct intel_uncore_type *ivt_pci_uncores[] = { - [IVT_PCI_UNCORE_HA] = &ivt_uncore_ha, - [IVT_PCI_UNCORE_IMC] = &ivt_uncore_imc, - [IVT_PCI_UNCORE_IRP] = &ivt_uncore_irp, - [IVT_PCI_UNCORE_QPI] = &ivt_uncore_qpi, - [IVT_PCI_UNCORE_R2PCIE] = &ivt_uncore_r2pcie, - [IVT_PCI_UNCORE_R3QPI] = &ivt_uncore_r3qpi, - NULL, -}; - -static const struct pci_device_id ivt_uncore_pci_ids[] = { - { /* Home Agent 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe30), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_HA, 0), - }, - { /* Home Agent 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe38), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_HA, 1), - }, - { /* MC0 Channel 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb4), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 0), - }, - { /* MC0 Channel 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb5), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 1), - }, - { /* MC0 Channel 3 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb0), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 2), - }, - { /* MC0 Channel 4 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb1), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 3), - }, - { /* MC1 Channel 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef4), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 4), - }, - { /* MC1 Channel 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef5), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 5), - }, - { /* MC1 Channel 3 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef0), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 6), - }, - { /* MC1 Channel 4 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef1), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IMC, 7), - }, - { /* IRP */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe39), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_IRP, 0), - }, - { /* QPI0 Port 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe32), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_QPI, 0), - }, - { /* QPI0 Port 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe33), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_QPI, 1), - }, - { /* QPI1 Port 2 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe3a), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_QPI, 2), - }, - { /* R2PCIe */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe34), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_R2PCIE, 0), - }, - { /* R3QPI0 Link 0 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe36), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_R3QPI, 0), - }, - { /* R3QPI0 Link 1 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe37), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_R3QPI, 1), - }, - { /* R3QPI1 Link 2 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe3e), - .driver_data = UNCORE_PCI_DEV_DATA(IVT_PCI_UNCORE_R3QPI, 2), - }, - { /* QPI Port 0 filter */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe86), - .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, - SNBEP_PCI_QPI_PORT0_FILTER), - }, - { /* QPI Port 0 filter */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe96), - .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, - SNBEP_PCI_QPI_PORT1_FILTER), - }, - { /* end: all zeroes */ } -}; - -static struct pci_driver ivt_uncore_pci_driver = { - .name = "ivt_uncore", - .id_table = ivt_uncore_pci_ids, -}; -/* end of IvyTown uncore support */ - -/* Sandy Bridge uncore support */ -static void snb_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - - if (hwc->idx < UNCORE_PMC_IDX_FIXED) - wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); - else - wrmsrl(hwc->config_base, SNB_UNC_CTL_EN); -} - -static void snb_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - wrmsrl(event->hw.config_base, 0); -} - -static void snb_uncore_msr_init_box(struct intel_uncore_box *box) -{ - if (box->pmu->pmu_idx == 0) { - wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, - SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL); - } -} - -static struct uncore_event_desc snb_uncore_events[] = { - INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), - { /* end: all zeroes */ }, -}; - -static struct attribute *snb_uncore_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_cmask5.attr, - NULL, -}; - -static struct attribute_group snb_uncore_format_group = { - .name = "format", - .attrs = snb_uncore_formats_attr, -}; - -static struct intel_uncore_ops snb_uncore_msr_ops = { - .init_box = snb_uncore_msr_init_box, - .disable_event = snb_uncore_msr_disable_event, - .enable_event = snb_uncore_msr_enable_event, - .read_counter = uncore_msr_read_counter, -}; - -static struct event_constraint snb_uncore_cbox_constraints[] = { - UNCORE_EVENT_CONSTRAINT(0x80, 0x1), - UNCORE_EVENT_CONSTRAINT(0x83, 0x1), - EVENT_CONSTRAINT_END -}; - -static struct intel_uncore_type snb_uncore_cbox = { - .name = "cbox", - .num_counters = 2, - .num_boxes = 4, - .perf_ctr_bits = 44, - .fixed_ctr_bits = 48, - .perf_ctr = SNB_UNC_CBO_0_PER_CTR0, - .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, - .fixed_ctr = SNB_UNC_FIXED_CTR, - .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, - .single_fixed = 1, - .event_mask = SNB_UNC_RAW_EVENT_MASK, - .msr_offset = SNB_UNC_CBO_MSR_OFFSET, - .constraints = snb_uncore_cbox_constraints, - .ops = &snb_uncore_msr_ops, - .format_group = &snb_uncore_format_group, - .event_descs = snb_uncore_events, -}; - -static struct intel_uncore_type *snb_msr_uncores[] = { - &snb_uncore_cbox, - NULL, -}; - -enum { - SNB_PCI_UNCORE_IMC, -}; - -static struct uncore_event_desc snb_uncore_imc_events[] = { - INTEL_UNCORE_EVENT_DESC(data_reads, "event=0x01"), - INTEL_UNCORE_EVENT_DESC(data_reads.scale, "6.103515625e-5"), - INTEL_UNCORE_EVENT_DESC(data_reads.unit, "MiB"), - - INTEL_UNCORE_EVENT_DESC(data_writes, "event=0x02"), - INTEL_UNCORE_EVENT_DESC(data_writes.scale, "6.103515625e-5"), - INTEL_UNCORE_EVENT_DESC(data_writes.unit, "MiB"), - - { /* end: all zeroes */ }, -}; - -#define SNB_UNCORE_PCI_IMC_EVENT_MASK 0xff -#define SNB_UNCORE_PCI_IMC_BAR_OFFSET 0x48 - -/* page size multiple covering all config regs */ -#define SNB_UNCORE_PCI_IMC_MAP_SIZE 0x6000 - -#define SNB_UNCORE_PCI_IMC_DATA_READS 0x1 -#define SNB_UNCORE_PCI_IMC_DATA_READS_BASE 0x5050 -#define SNB_UNCORE_PCI_IMC_DATA_WRITES 0x2 -#define SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE 0x5054 -#define SNB_UNCORE_PCI_IMC_CTR_BASE SNB_UNCORE_PCI_IMC_DATA_READS_BASE - -static struct attribute *snb_uncore_imc_formats_attr[] = { - &format_attr_event.attr, - NULL, -}; - -static struct attribute_group snb_uncore_imc_format_group = { - .name = "format", - .attrs = snb_uncore_imc_formats_attr, -}; - -static void snb_uncore_imc_init_box(struct intel_uncore_box *box) -{ - struct pci_dev *pdev = box->pci_dev; - int where = SNB_UNCORE_PCI_IMC_BAR_OFFSET; - resource_size_t addr; - u32 pci_dword; - - pci_read_config_dword(pdev, where, &pci_dword); - addr = pci_dword; - -#ifdef CONFIG_PHYS_ADDR_T_64BIT - pci_read_config_dword(pdev, where + 4, &pci_dword); - addr |= ((resource_size_t)pci_dword << 32); -#endif - - addr &= ~(PAGE_SIZE - 1); - - box->io_addr = ioremap(addr, SNB_UNCORE_PCI_IMC_MAP_SIZE); - box->hrtimer_duration = UNCORE_SNB_IMC_HRTIMER_INTERVAL; -} - -static void snb_uncore_imc_enable_box(struct intel_uncore_box *box) -{} - -static void snb_uncore_imc_disable_box(struct intel_uncore_box *box) -{} - -static void snb_uncore_imc_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{} - -static void snb_uncore_imc_disable_event(struct intel_uncore_box *box, struct perf_event *event) -{} - -static u64 snb_uncore_imc_read_counter(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - - return (u64)*(unsigned int *)(box->io_addr + hwc->event_base); -} - -/* - * custom event_init() function because we define our own fixed, free - * running counters, so we do not want to conflict with generic uncore - * logic. Also simplifies processing - */ -static int snb_uncore_imc_event_init(struct perf_event *event) -{ - struct intel_uncore_pmu *pmu; - struct intel_uncore_box *box; - struct hw_perf_event *hwc = &event->hw; - u64 cfg = event->attr.config & SNB_UNCORE_PCI_IMC_EVENT_MASK; - int idx, base; - - if (event->attr.type != event->pmu->type) - return -ENOENT; - - pmu = uncore_event_to_pmu(event); - /* no device found for this pmu */ - if (pmu->func_id < 0) - return -ENOENT; - - /* Sampling not supported yet */ - if (hwc->sample_period) - return -EINVAL; - - /* unsupported modes and filters */ - if (event->attr.exclude_user || - event->attr.exclude_kernel || - event->attr.exclude_hv || - event->attr.exclude_idle || - event->attr.exclude_host || - event->attr.exclude_guest || - event->attr.sample_period) /* no sampling */ - return -EINVAL; - - /* - * Place all uncore events for a particular physical package - * onto a single cpu - */ - if (event->cpu < 0) - return -EINVAL; - - /* check only supported bits are set */ - if (event->attr.config & ~SNB_UNCORE_PCI_IMC_EVENT_MASK) - return -EINVAL; - - box = uncore_pmu_to_box(pmu, event->cpu); - if (!box || box->cpu < 0) - return -EINVAL; - - event->cpu = box->cpu; - - event->hw.idx = -1; - event->hw.last_tag = ~0ULL; - event->hw.extra_reg.idx = EXTRA_REG_NONE; - event->hw.branch_reg.idx = EXTRA_REG_NONE; - /* - * check event is known (whitelist, determines counter) - */ - switch (cfg) { - case SNB_UNCORE_PCI_IMC_DATA_READS: - base = SNB_UNCORE_PCI_IMC_DATA_READS_BASE; - idx = UNCORE_PMC_IDX_FIXED; - break; - case SNB_UNCORE_PCI_IMC_DATA_WRITES: - base = SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE; - idx = UNCORE_PMC_IDX_FIXED + 1; - break; - default: - return -EINVAL; - } - - /* must be done before validate_group */ - event->hw.event_base = base; - event->hw.config = cfg; - event->hw.idx = idx; - - /* no group validation needed, we have free running counters */ - - return 0; -} - -static int snb_uncore_imc_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - return 0; -} - -static void snb_uncore_imc_event_start(struct perf_event *event, int flags) -{ - struct intel_uncore_box *box = uncore_event_to_box(event); - u64 count; - - if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED))) - return; - - event->hw.state = 0; - box->n_active++; - - list_add_tail(&event->active_entry, &box->active_list); - - count = snb_uncore_imc_read_counter(box, event); - local64_set(&event->hw.prev_count, count); - - if (box->n_active == 1) - uncore_pmu_start_hrtimer(box); -} - -static void snb_uncore_imc_event_stop(struct perf_event *event, int flags) -{ - struct intel_uncore_box *box = uncore_event_to_box(event); - struct hw_perf_event *hwc = &event->hw; - - if (!(hwc->state & PERF_HES_STOPPED)) { - box->n_active--; - - WARN_ON_ONCE(hwc->state & PERF_HES_STOPPED); - hwc->state |= PERF_HES_STOPPED; - - list_del(&event->active_entry); - - if (box->n_active == 0) - uncore_pmu_cancel_hrtimer(box); - } - - if ((flags & PERF_EF_UPDATE) && !(hwc->state & PERF_HES_UPTODATE)) { - /* - * Drain the remaining delta count out of a event - * that we are disabling: - */ - uncore_perf_event_update(box, event); - hwc->state |= PERF_HES_UPTODATE; - } -} - -static int snb_uncore_imc_event_add(struct perf_event *event, int flags) -{ - struct intel_uncore_box *box = uncore_event_to_box(event); - struct hw_perf_event *hwc = &event->hw; - - if (!box) - return -ENODEV; - - hwc->state = PERF_HES_UPTODATE | PERF_HES_STOPPED; - if (!(flags & PERF_EF_START)) - hwc->state |= PERF_HES_ARCH; - - snb_uncore_imc_event_start(event, 0); - - box->n_events++; - - return 0; -} - -static void snb_uncore_imc_event_del(struct perf_event *event, int flags) -{ - struct intel_uncore_box *box = uncore_event_to_box(event); - int i; - - snb_uncore_imc_event_stop(event, PERF_EF_UPDATE); - - for (i = 0; i < box->n_events; i++) { - if (event == box->event_list[i]) { - --box->n_events; - break; - } - } -} - -static int snb_pci2phy_map_init(int devid) -{ - struct pci_dev *dev = NULL; - int bus; - - dev = pci_get_device(PCI_VENDOR_ID_INTEL, devid, dev); - if (!dev) - return -ENOTTY; - - bus = dev->bus->number; - - pcibus_to_physid[bus] = 0; - - pci_dev_put(dev); - - return 0; -} - -static struct pmu snb_uncore_imc_pmu = { - .task_ctx_nr = perf_invalid_context, - .event_init = snb_uncore_imc_event_init, - .add = snb_uncore_imc_event_add, - .del = snb_uncore_imc_event_del, - .start = snb_uncore_imc_event_start, - .stop = snb_uncore_imc_event_stop, - .read = uncore_pmu_event_read, -}; - -static struct intel_uncore_ops snb_uncore_imc_ops = { - .init_box = snb_uncore_imc_init_box, - .enable_box = snb_uncore_imc_enable_box, - .disable_box = snb_uncore_imc_disable_box, - .disable_event = snb_uncore_imc_disable_event, - .enable_event = snb_uncore_imc_enable_event, - .hw_config = snb_uncore_imc_hw_config, - .read_counter = snb_uncore_imc_read_counter, -}; - -static struct intel_uncore_type snb_uncore_imc = { - .name = "imc", - .num_counters = 2, - .num_boxes = 1, - .fixed_ctr_bits = 32, - .fixed_ctr = SNB_UNCORE_PCI_IMC_CTR_BASE, - .event_descs = snb_uncore_imc_events, - .format_group = &snb_uncore_imc_format_group, - .perf_ctr = SNB_UNCORE_PCI_IMC_DATA_READS_BASE, - .event_mask = SNB_UNCORE_PCI_IMC_EVENT_MASK, - .ops = &snb_uncore_imc_ops, - .pmu = &snb_uncore_imc_pmu, -}; - -static struct intel_uncore_type *snb_pci_uncores[] = { - [SNB_PCI_UNCORE_IMC] = &snb_uncore_imc, - NULL, -}; - -static const struct pci_device_id snb_uncore_pci_ids[] = { - { /* IMC */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SNB_IMC), - .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), - }, - { /* end: all zeroes */ }, -}; - -static const struct pci_device_id ivb_uncore_pci_ids[] = { - { /* IMC */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IVB_IMC), - .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), - }, - { /* end: all zeroes */ }, -}; - -static const struct pci_device_id hsw_uncore_pci_ids[] = { - { /* IMC */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_HSW_IMC), - .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), - }, - { /* end: all zeroes */ }, -}; - -static struct pci_driver snb_uncore_pci_driver = { - .name = "snb_uncore", - .id_table = snb_uncore_pci_ids, -}; - -static struct pci_driver ivb_uncore_pci_driver = { - .name = "ivb_uncore", - .id_table = ivb_uncore_pci_ids, -}; - -static struct pci_driver hsw_uncore_pci_driver = { - .name = "hsw_uncore", - .id_table = hsw_uncore_pci_ids, -}; - -/* end of Sandy Bridge uncore support */ - -/* Nehalem uncore support */ -static void nhm_uncore_msr_disable_box(struct intel_uncore_box *box) -{ - wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, 0); -} - -static void nhm_uncore_msr_enable_box(struct intel_uncore_box *box) -{ - wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, NHM_UNC_GLOBAL_CTL_EN_PC_ALL | NHM_UNC_GLOBAL_CTL_EN_FC); -} - -static void nhm_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - - if (hwc->idx < UNCORE_PMC_IDX_FIXED) - wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); - else - wrmsrl(hwc->config_base, NHM_UNC_FIXED_CTR_CTL_EN); -} - -static struct attribute *nhm_uncore_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_cmask8.attr, - NULL, -}; - -static struct attribute_group nhm_uncore_format_group = { - .name = "format", - .attrs = nhm_uncore_formats_attr, -}; - -static struct uncore_event_desc nhm_uncore_events[] = { - INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), - INTEL_UNCORE_EVENT_DESC(qmc_writes_full_any, "event=0x2f,umask=0x0f"), - INTEL_UNCORE_EVENT_DESC(qmc_normal_reads_any, "event=0x2c,umask=0x0f"), - INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_reads, "event=0x20,umask=0x01"), - INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_writes, "event=0x20,umask=0x02"), - INTEL_UNCORE_EVENT_DESC(qhl_request_remote_reads, "event=0x20,umask=0x04"), - INTEL_UNCORE_EVENT_DESC(qhl_request_remote_writes, "event=0x20,umask=0x08"), - INTEL_UNCORE_EVENT_DESC(qhl_request_local_reads, "event=0x20,umask=0x10"), - INTEL_UNCORE_EVENT_DESC(qhl_request_local_writes, "event=0x20,umask=0x20"), - { /* end: all zeroes */ }, -}; - -static struct intel_uncore_ops nhm_uncore_msr_ops = { - .disable_box = nhm_uncore_msr_disable_box, - .enable_box = nhm_uncore_msr_enable_box, - .disable_event = snb_uncore_msr_disable_event, - .enable_event = nhm_uncore_msr_enable_event, - .read_counter = uncore_msr_read_counter, -}; - -static struct intel_uncore_type nhm_uncore = { - .name = "", - .num_counters = 8, - .num_boxes = 1, - .perf_ctr_bits = 48, - .fixed_ctr_bits = 48, - .event_ctl = NHM_UNC_PERFEVTSEL0, - .perf_ctr = NHM_UNC_UNCORE_PMC0, - .fixed_ctr = NHM_UNC_FIXED_CTR, - .fixed_ctl = NHM_UNC_FIXED_CTR_CTRL, - .event_mask = NHM_UNC_RAW_EVENT_MASK, - .event_descs = nhm_uncore_events, - .ops = &nhm_uncore_msr_ops, - .format_group = &nhm_uncore_format_group, -}; - -static struct intel_uncore_type *nhm_msr_uncores[] = { - &nhm_uncore, - NULL, -}; -/* end of Nehalem uncore support */ - -/* Nehalem-EX uncore support */ -DEFINE_UNCORE_FORMAT_ATTR(event5, event, "config:1-5"); -DEFINE_UNCORE_FORMAT_ATTR(counter, counter, "config:6-7"); -DEFINE_UNCORE_FORMAT_ATTR(match, match, "config1:0-63"); -DEFINE_UNCORE_FORMAT_ATTR(mask, mask, "config2:0-63"); - -static void nhmex_uncore_msr_init_box(struct intel_uncore_box *box) -{ - wrmsrl(NHMEX_U_MSR_PMON_GLOBAL_CTL, NHMEX_U_PMON_GLOBAL_EN_ALL); -} - -static void nhmex_uncore_msr_disable_box(struct intel_uncore_box *box) -{ - unsigned msr = uncore_msr_box_ctl(box); - u64 config; - - if (msr) { - rdmsrl(msr, config); - config &= ~((1ULL << uncore_num_counters(box)) - 1); - /* WBox has a fixed counter */ - if (uncore_msr_fixed_ctl(box)) - config &= ~NHMEX_W_PMON_GLOBAL_FIXED_EN; - wrmsrl(msr, config); - } -} - -static void nhmex_uncore_msr_enable_box(struct intel_uncore_box *box) -{ - unsigned msr = uncore_msr_box_ctl(box); - u64 config; - - if (msr) { - rdmsrl(msr, config); - config |= (1ULL << uncore_num_counters(box)) - 1; - /* WBox has a fixed counter */ - if (uncore_msr_fixed_ctl(box)) - config |= NHMEX_W_PMON_GLOBAL_FIXED_EN; - wrmsrl(msr, config); - } -} - -static void nhmex_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - wrmsrl(event->hw.config_base, 0); -} - -static void nhmex_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - - if (hwc->idx >= UNCORE_PMC_IDX_FIXED) - wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0); - else if (box->pmu->type->event_mask & NHMEX_PMON_CTL_EN_BIT0) - wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22); - else - wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT0); -} - -#define NHMEX_UNCORE_OPS_COMMON_INIT() \ - .init_box = nhmex_uncore_msr_init_box, \ - .disable_box = nhmex_uncore_msr_disable_box, \ - .enable_box = nhmex_uncore_msr_enable_box, \ - .disable_event = nhmex_uncore_msr_disable_event, \ - .read_counter = uncore_msr_read_counter - -static struct intel_uncore_ops nhmex_uncore_ops = { - NHMEX_UNCORE_OPS_COMMON_INIT(), - .enable_event = nhmex_uncore_msr_enable_event, -}; - -static struct attribute *nhmex_uncore_ubox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_edge.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_ubox_format_group = { - .name = "format", - .attrs = nhmex_uncore_ubox_formats_attr, -}; - -static struct intel_uncore_type nhmex_uncore_ubox = { - .name = "ubox", - .num_counters = 1, - .num_boxes = 1, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_U_MSR_PMON_EV_SEL, - .perf_ctr = NHMEX_U_MSR_PMON_CTR, - .event_mask = NHMEX_U_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_U_MSR_PMON_GLOBAL_CTL, - .ops = &nhmex_uncore_ops, - .format_group = &nhmex_uncore_ubox_format_group -}; - -static struct attribute *nhmex_uncore_cbox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_cbox_format_group = { - .name = "format", - .attrs = nhmex_uncore_cbox_formats_attr, -}; - -/* msr offset for each instance of cbox */ -static unsigned nhmex_cbox_msr_offsets[] = { - 0x0, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x240, 0x2c0, -}; - -static struct intel_uncore_type nhmex_uncore_cbox = { - .name = "cbox", - .num_counters = 6, - .num_boxes = 10, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_C0_MSR_PMON_EV_SEL0, - .perf_ctr = NHMEX_C0_MSR_PMON_CTR0, - .event_mask = NHMEX_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_C0_MSR_PMON_GLOBAL_CTL, - .msr_offsets = nhmex_cbox_msr_offsets, - .pair_ctr_ctl = 1, - .ops = &nhmex_uncore_ops, - .format_group = &nhmex_uncore_cbox_format_group -}; - -static struct uncore_event_desc nhmex_uncore_wbox_events[] = { - INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0"), - { /* end: all zeroes */ }, -}; - -static struct intel_uncore_type nhmex_uncore_wbox = { - .name = "wbox", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_W_MSR_PMON_CNT0, - .perf_ctr = NHMEX_W_MSR_PMON_EVT_SEL0, - .fixed_ctr = NHMEX_W_MSR_PMON_FIXED_CTR, - .fixed_ctl = NHMEX_W_MSR_PMON_FIXED_CTL, - .event_mask = NHMEX_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_W_MSR_GLOBAL_CTL, - .pair_ctr_ctl = 1, - .event_descs = nhmex_uncore_wbox_events, - .ops = &nhmex_uncore_ops, - .format_group = &nhmex_uncore_cbox_format_group -}; - -static int nhmex_bbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - int ctr, ev_sel; - - ctr = (hwc->config & NHMEX_B_PMON_CTR_MASK) >> - NHMEX_B_PMON_CTR_SHIFT; - ev_sel = (hwc->config & NHMEX_B_PMON_CTL_EV_SEL_MASK) >> - NHMEX_B_PMON_CTL_EV_SEL_SHIFT; - - /* events that do not use the match/mask registers */ - if ((ctr == 0 && ev_sel > 0x3) || (ctr == 1 && ev_sel > 0x6) || - (ctr == 2 && ev_sel != 0x4) || ctr == 3) - return 0; - - if (box->pmu->pmu_idx == 0) - reg1->reg = NHMEX_B0_MSR_MATCH; - else - reg1->reg = NHMEX_B1_MSR_MATCH; - reg1->idx = 0; - reg1->config = event->attr.config1; - reg2->config = event->attr.config2; - return 0; -} - -static void nhmex_bbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - - if (reg1->idx != EXTRA_REG_NONE) { - wrmsrl(reg1->reg, reg1->config); - wrmsrl(reg1->reg + 1, reg2->config); - } - wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0 | - (hwc->config & NHMEX_B_PMON_CTL_EV_SEL_MASK)); -} - -/* - * The Bbox has 4 counters, but each counter monitors different events. - * Use bits 6-7 in the event config to select counter. - */ -static struct event_constraint nhmex_uncore_bbox_constraints[] = { - EVENT_CONSTRAINT(0 , 1, 0xc0), - EVENT_CONSTRAINT(0x40, 2, 0xc0), - EVENT_CONSTRAINT(0x80, 4, 0xc0), - EVENT_CONSTRAINT(0xc0, 8, 0xc0), - EVENT_CONSTRAINT_END, -}; - -static struct attribute *nhmex_uncore_bbox_formats_attr[] = { - &format_attr_event5.attr, - &format_attr_counter.attr, - &format_attr_match.attr, - &format_attr_mask.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_bbox_format_group = { - .name = "format", - .attrs = nhmex_uncore_bbox_formats_attr, -}; - -static struct intel_uncore_ops nhmex_uncore_bbox_ops = { - NHMEX_UNCORE_OPS_COMMON_INIT(), - .enable_event = nhmex_bbox_msr_enable_event, - .hw_config = nhmex_bbox_hw_config, - .get_constraint = uncore_get_constraint, - .put_constraint = uncore_put_constraint, -}; - -static struct intel_uncore_type nhmex_uncore_bbox = { - .name = "bbox", - .num_counters = 4, - .num_boxes = 2, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_B0_MSR_PMON_CTL0, - .perf_ctr = NHMEX_B0_MSR_PMON_CTR0, - .event_mask = NHMEX_B_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_B0_MSR_PMON_GLOBAL_CTL, - .msr_offset = NHMEX_B_MSR_OFFSET, - .pair_ctr_ctl = 1, - .num_shared_regs = 1, - .constraints = nhmex_uncore_bbox_constraints, - .ops = &nhmex_uncore_bbox_ops, - .format_group = &nhmex_uncore_bbox_format_group -}; - -static int nhmex_sbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - - /* only TO_R_PROG_EV event uses the match/mask register */ - if ((hwc->config & NHMEX_PMON_CTL_EV_SEL_MASK) != - NHMEX_S_EVENT_TO_R_PROG_EV) - return 0; - - if (box->pmu->pmu_idx == 0) - reg1->reg = NHMEX_S0_MSR_MM_CFG; - else - reg1->reg = NHMEX_S1_MSR_MM_CFG; - reg1->idx = 0; - reg1->config = event->attr.config1; - reg2->config = event->attr.config2; - return 0; -} - -static void nhmex_sbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - - if (reg1->idx != EXTRA_REG_NONE) { - wrmsrl(reg1->reg, 0); - wrmsrl(reg1->reg + 1, reg1->config); - wrmsrl(reg1->reg + 2, reg2->config); - wrmsrl(reg1->reg, NHMEX_S_PMON_MM_CFG_EN); - } - wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22); -} - -static struct attribute *nhmex_uncore_sbox_formats_attr[] = { - &format_attr_event.attr, - &format_attr_umask.attr, - &format_attr_edge.attr, - &format_attr_inv.attr, - &format_attr_thresh8.attr, - &format_attr_match.attr, - &format_attr_mask.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_sbox_format_group = { - .name = "format", - .attrs = nhmex_uncore_sbox_formats_attr, -}; - -static struct intel_uncore_ops nhmex_uncore_sbox_ops = { - NHMEX_UNCORE_OPS_COMMON_INIT(), - .enable_event = nhmex_sbox_msr_enable_event, - .hw_config = nhmex_sbox_hw_config, - .get_constraint = uncore_get_constraint, - .put_constraint = uncore_put_constraint, -}; - -static struct intel_uncore_type nhmex_uncore_sbox = { - .name = "sbox", - .num_counters = 4, - .num_boxes = 2, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_S0_MSR_PMON_CTL0, - .perf_ctr = NHMEX_S0_MSR_PMON_CTR0, - .event_mask = NHMEX_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_S0_MSR_PMON_GLOBAL_CTL, - .msr_offset = NHMEX_S_MSR_OFFSET, - .pair_ctr_ctl = 1, - .num_shared_regs = 1, - .ops = &nhmex_uncore_sbox_ops, - .format_group = &nhmex_uncore_sbox_format_group -}; - -enum { - EXTRA_REG_NHMEX_M_FILTER, - EXTRA_REG_NHMEX_M_DSP, - EXTRA_REG_NHMEX_M_ISS, - EXTRA_REG_NHMEX_M_MAP, - EXTRA_REG_NHMEX_M_MSC_THR, - EXTRA_REG_NHMEX_M_PGT, - EXTRA_REG_NHMEX_M_PLD, - EXTRA_REG_NHMEX_M_ZDP_CTL_FVC, -}; - -static struct extra_reg nhmex_uncore_mbox_extra_regs[] = { - MBOX_INC_SEL_EXTAR_REG(0x0, DSP), - MBOX_INC_SEL_EXTAR_REG(0x4, MSC_THR), - MBOX_INC_SEL_EXTAR_REG(0x5, MSC_THR), - MBOX_INC_SEL_EXTAR_REG(0x9, ISS), - /* event 0xa uses two extra registers */ - MBOX_INC_SEL_EXTAR_REG(0xa, ISS), - MBOX_INC_SEL_EXTAR_REG(0xa, PLD), - MBOX_INC_SEL_EXTAR_REG(0xb, PLD), - /* events 0xd ~ 0x10 use the same extra register */ - MBOX_INC_SEL_EXTAR_REG(0xd, ZDP_CTL_FVC), - MBOX_INC_SEL_EXTAR_REG(0xe, ZDP_CTL_FVC), - MBOX_INC_SEL_EXTAR_REG(0xf, ZDP_CTL_FVC), - MBOX_INC_SEL_EXTAR_REG(0x10, ZDP_CTL_FVC), - MBOX_INC_SEL_EXTAR_REG(0x16, PGT), - MBOX_SET_FLAG_SEL_EXTRA_REG(0x0, DSP), - MBOX_SET_FLAG_SEL_EXTRA_REG(0x1, ISS), - MBOX_SET_FLAG_SEL_EXTRA_REG(0x5, PGT), - MBOX_SET_FLAG_SEL_EXTRA_REG(0x6, MAP), - EVENT_EXTRA_END -}; - -/* Nehalem-EX or Westmere-EX ? */ -static bool uncore_nhmex; - -static bool nhmex_mbox_get_shared_reg(struct intel_uncore_box *box, int idx, u64 config) -{ - struct intel_uncore_extra_reg *er; - unsigned long flags; - bool ret = false; - u64 mask; - - if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { - er = &box->shared_regs[idx]; - raw_spin_lock_irqsave(&er->lock, flags); - if (!atomic_read(&er->ref) || er->config == config) { - atomic_inc(&er->ref); - er->config = config; - ret = true; - } - raw_spin_unlock_irqrestore(&er->lock, flags); - - return ret; - } - /* - * The ZDP_CTL_FVC MSR has 4 fields which are used to control - * events 0xd ~ 0x10. Besides these 4 fields, there are additional - * fields which are shared. - */ - idx -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - if (WARN_ON_ONCE(idx >= 4)) - return false; - - /* mask of the shared fields */ - if (uncore_nhmex) - mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK; - else - mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK; - er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; - - raw_spin_lock_irqsave(&er->lock, flags); - /* add mask of the non-shared field if it's in use */ - if (__BITS_VALUE(atomic_read(&er->ref), idx, 8)) { - if (uncore_nhmex) - mask |= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - else - mask |= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - } - - if (!atomic_read(&er->ref) || !((er->config ^ config) & mask)) { - atomic_add(1 << (idx * 8), &er->ref); - if (uncore_nhmex) - mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK | - NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - else - mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK | - WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - er->config &= ~mask; - er->config |= (config & mask); - ret = true; - } - raw_spin_unlock_irqrestore(&er->lock, flags); - - return ret; -} - -static void nhmex_mbox_put_shared_reg(struct intel_uncore_box *box, int idx) -{ - struct intel_uncore_extra_reg *er; - - if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { - er = &box->shared_regs[idx]; - atomic_dec(&er->ref); - return; - } - - idx -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; - atomic_sub(1 << (idx * 8), &er->ref); -} - -static u64 nhmex_mbox_alter_er(struct perf_event *event, int new_idx, bool modify) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - u64 idx, orig_idx = __BITS_VALUE(reg1->idx, 0, 8); - u64 config = reg1->config; - - /* get the non-shared control bits and shift them */ - idx = orig_idx - EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - if (uncore_nhmex) - config &= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - else - config &= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); - if (new_idx > orig_idx) { - idx = new_idx - orig_idx; - config <<= 3 * idx; - } else { - idx = orig_idx - new_idx; - config >>= 3 * idx; - } - - /* add the shared control bits back */ - if (uncore_nhmex) - config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; - else - config |= WSMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; - config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; - if (modify) { - /* adjust the main event selector */ - if (new_idx > orig_idx) - hwc->config += idx << NHMEX_M_PMON_CTL_INC_SEL_SHIFT; - else - hwc->config -= idx << NHMEX_M_PMON_CTL_INC_SEL_SHIFT; - reg1->config = config; - reg1->idx = ~0xff | new_idx; - } - return config; -} - -static struct event_constraint * -nhmex_mbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; - int i, idx[2], alloc = 0; - u64 config1 = reg1->config; - - idx[0] = __BITS_VALUE(reg1->idx, 0, 8); - idx[1] = __BITS_VALUE(reg1->idx, 1, 8); -again: - for (i = 0; i < 2; i++) { - if (!uncore_box_is_fake(box) && (reg1->alloc & (0x1 << i))) - idx[i] = 0xff; - - if (idx[i] == 0xff) - continue; - - if (!nhmex_mbox_get_shared_reg(box, idx[i], - __BITS_VALUE(config1, i, 32))) - goto fail; - alloc |= (0x1 << i); - } - - /* for the match/mask registers */ - if (reg2->idx != EXTRA_REG_NONE && - (uncore_box_is_fake(box) || !reg2->alloc) && - !nhmex_mbox_get_shared_reg(box, reg2->idx, reg2->config)) - goto fail; - - /* - * If it's a fake box -- as per validate_{group,event}() we - * shouldn't touch event state and we can avoid doing so - * since both will only call get_event_constraints() once - * on each event, this avoids the need for reg->alloc. - */ - if (!uncore_box_is_fake(box)) { - if (idx[0] != 0xff && idx[0] != __BITS_VALUE(reg1->idx, 0, 8)) - nhmex_mbox_alter_er(event, idx[0], true); - reg1->alloc |= alloc; - if (reg2->idx != EXTRA_REG_NONE) - reg2->alloc = 1; - } - return NULL; -fail: - if (idx[0] != 0xff && !(alloc & 0x1) && - idx[0] >= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { - /* - * events 0xd ~ 0x10 are functional identical, but are - * controlled by different fields in the ZDP_CTL_FVC - * register. If we failed to take one field, try the - * rest 3 choices. - */ - BUG_ON(__BITS_VALUE(reg1->idx, 1, 8) != 0xff); - idx[0] -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - idx[0] = (idx[0] + 1) % 4; - idx[0] += EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; - if (idx[0] != __BITS_VALUE(reg1->idx, 0, 8)) { - config1 = nhmex_mbox_alter_er(event, idx[0], false); - goto again; - } - } - - if (alloc & 0x1) - nhmex_mbox_put_shared_reg(box, idx[0]); - if (alloc & 0x2) - nhmex_mbox_put_shared_reg(box, idx[1]); - return &constraint_empty; -} - -static void nhmex_mbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; - - if (uncore_box_is_fake(box)) - return; - - if (reg1->alloc & 0x1) - nhmex_mbox_put_shared_reg(box, __BITS_VALUE(reg1->idx, 0, 8)); - if (reg1->alloc & 0x2) - nhmex_mbox_put_shared_reg(box, __BITS_VALUE(reg1->idx, 1, 8)); - reg1->alloc = 0; - - if (reg2->alloc) { - nhmex_mbox_put_shared_reg(box, reg2->idx); - reg2->alloc = 0; - } -} - -static int nhmex_mbox_extra_reg_idx(struct extra_reg *er) -{ - if (er->idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) - return er->idx; - return er->idx + (er->event >> NHMEX_M_PMON_CTL_INC_SEL_SHIFT) - 0xd; -} - -static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct intel_uncore_type *type = box->pmu->type; - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; - struct extra_reg *er; - unsigned msr; - int reg_idx = 0; - /* - * The mbox events may require 2 extra MSRs at the most. But only - * the lower 32 bits in these MSRs are significant, so we can use - * config1 to pass two MSRs' config. - */ - for (er = nhmex_uncore_mbox_extra_regs; er->msr; er++) { - if (er->event != (event->hw.config & er->config_mask)) - continue; - if (event->attr.config1 & ~er->valid_mask) - return -EINVAL; - - msr = er->msr + type->msr_offset * box->pmu->pmu_idx; - if (WARN_ON_ONCE(msr >= 0xffff || er->idx >= 0xff)) - return -EINVAL; - - /* always use the 32~63 bits to pass the PLD config */ - if (er->idx == EXTRA_REG_NHMEX_M_PLD) - reg_idx = 1; - else if (WARN_ON_ONCE(reg_idx > 0)) - return -EINVAL; - - reg1->idx &= ~(0xff << (reg_idx * 8)); - reg1->reg &= ~(0xffff << (reg_idx * 16)); - reg1->idx |= nhmex_mbox_extra_reg_idx(er) << (reg_idx * 8); - reg1->reg |= msr << (reg_idx * 16); - reg1->config = event->attr.config1; - reg_idx++; - } - /* - * The mbox only provides ability to perform address matching - * for the PLD events. - */ - if (reg_idx == 2) { - reg2->idx = EXTRA_REG_NHMEX_M_FILTER; - if (event->attr.config2 & NHMEX_M_PMON_MM_CFG_EN) - reg2->config = event->attr.config2; - else - reg2->config = ~0ULL; - if (box->pmu->pmu_idx == 0) - reg2->reg = NHMEX_M0_MSR_PMU_MM_CFG; - else - reg2->reg = NHMEX_M1_MSR_PMU_MM_CFG; - } - return 0; -} - -static u64 nhmex_mbox_shared_reg_config(struct intel_uncore_box *box, int idx) -{ - struct intel_uncore_extra_reg *er; - unsigned long flags; - u64 config; - - if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) - return box->shared_regs[idx].config; - - er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; - raw_spin_lock_irqsave(&er->lock, flags); - config = er->config; - raw_spin_unlock_irqrestore(&er->lock, flags); - return config; -} - -static void nhmex_mbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - int idx; - - idx = __BITS_VALUE(reg1->idx, 0, 8); - if (idx != 0xff) - wrmsrl(__BITS_VALUE(reg1->reg, 0, 16), - nhmex_mbox_shared_reg_config(box, idx)); - idx = __BITS_VALUE(reg1->idx, 1, 8); - if (idx != 0xff) - wrmsrl(__BITS_VALUE(reg1->reg, 1, 16), - nhmex_mbox_shared_reg_config(box, idx)); - - if (reg2->idx != EXTRA_REG_NONE) { - wrmsrl(reg2->reg, 0); - if (reg2->config != ~0ULL) { - wrmsrl(reg2->reg + 1, - reg2->config & NHMEX_M_PMON_ADDR_MATCH_MASK); - wrmsrl(reg2->reg + 2, NHMEX_M_PMON_ADDR_MASK_MASK & - (reg2->config >> NHMEX_M_PMON_ADDR_MASK_SHIFT)); - wrmsrl(reg2->reg, NHMEX_M_PMON_MM_CFG_EN); - } - } - - wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT0); -} - -DEFINE_UNCORE_FORMAT_ATTR(count_mode, count_mode, "config:2-3"); -DEFINE_UNCORE_FORMAT_ATTR(storage_mode, storage_mode, "config:4-5"); -DEFINE_UNCORE_FORMAT_ATTR(wrap_mode, wrap_mode, "config:6"); -DEFINE_UNCORE_FORMAT_ATTR(flag_mode, flag_mode, "config:7"); -DEFINE_UNCORE_FORMAT_ATTR(inc_sel, inc_sel, "config:9-13"); -DEFINE_UNCORE_FORMAT_ATTR(set_flag_sel, set_flag_sel, "config:19-21"); -DEFINE_UNCORE_FORMAT_ATTR(filter_cfg_en, filter_cfg_en, "config2:63"); -DEFINE_UNCORE_FORMAT_ATTR(filter_match, filter_match, "config2:0-33"); -DEFINE_UNCORE_FORMAT_ATTR(filter_mask, filter_mask, "config2:34-61"); -DEFINE_UNCORE_FORMAT_ATTR(dsp, dsp, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(thr, thr, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(fvc, fvc, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(pgt, pgt, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(map, map, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(iss, iss, "config1:0-31"); -DEFINE_UNCORE_FORMAT_ATTR(pld, pld, "config1:32-63"); - -static struct attribute *nhmex_uncore_mbox_formats_attr[] = { - &format_attr_count_mode.attr, - &format_attr_storage_mode.attr, - &format_attr_wrap_mode.attr, - &format_attr_flag_mode.attr, - &format_attr_inc_sel.attr, - &format_attr_set_flag_sel.attr, - &format_attr_filter_cfg_en.attr, - &format_attr_filter_match.attr, - &format_attr_filter_mask.attr, - &format_attr_dsp.attr, - &format_attr_thr.attr, - &format_attr_fvc.attr, - &format_attr_pgt.attr, - &format_attr_map.attr, - &format_attr_iss.attr, - &format_attr_pld.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_mbox_format_group = { - .name = "format", - .attrs = nhmex_uncore_mbox_formats_attr, -}; - -static struct uncore_event_desc nhmex_uncore_mbox_events[] = { - INTEL_UNCORE_EVENT_DESC(bbox_cmds_read, "inc_sel=0xd,fvc=0x2800"), - INTEL_UNCORE_EVENT_DESC(bbox_cmds_write, "inc_sel=0xd,fvc=0x2820"), - { /* end: all zeroes */ }, -}; - -static struct uncore_event_desc wsmex_uncore_mbox_events[] = { - INTEL_UNCORE_EVENT_DESC(bbox_cmds_read, "inc_sel=0xd,fvc=0x5000"), - INTEL_UNCORE_EVENT_DESC(bbox_cmds_write, "inc_sel=0xd,fvc=0x5040"), - { /* end: all zeroes */ }, -}; - -static struct intel_uncore_ops nhmex_uncore_mbox_ops = { - NHMEX_UNCORE_OPS_COMMON_INIT(), - .enable_event = nhmex_mbox_msr_enable_event, - .hw_config = nhmex_mbox_hw_config, - .get_constraint = nhmex_mbox_get_constraint, - .put_constraint = nhmex_mbox_put_constraint, -}; - -static struct intel_uncore_type nhmex_uncore_mbox = { - .name = "mbox", - .num_counters = 6, - .num_boxes = 2, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_M0_MSR_PMU_CTL0, - .perf_ctr = NHMEX_M0_MSR_PMU_CNT0, - .event_mask = NHMEX_M_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_M0_MSR_GLOBAL_CTL, - .msr_offset = NHMEX_M_MSR_OFFSET, - .pair_ctr_ctl = 1, - .num_shared_regs = 8, - .event_descs = nhmex_uncore_mbox_events, - .ops = &nhmex_uncore_mbox_ops, - .format_group = &nhmex_uncore_mbox_format_group, -}; - -static void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - - /* adjust the main event selector and extra register index */ - if (reg1->idx % 2) { - reg1->idx--; - hwc->config -= 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; - } else { - reg1->idx++; - hwc->config += 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; - } - - /* adjust extra register config */ - switch (reg1->idx % 6) { - case 2: - /* shift the 8~15 bits to the 0~7 bits */ - reg1->config >>= 8; - break; - case 3: - /* shift the 0~7 bits to the 8~15 bits */ - reg1->config <<= 8; - break; - }; -} - -/* - * Each rbox has 4 event set which monitor PQI port 0~3 or 4~7. - * An event set consists of 6 events, the 3rd and 4th events in - * an event set use the same extra register. So an event set uses - * 5 extra registers. - */ -static struct event_constraint * -nhmex_rbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - struct intel_uncore_extra_reg *er; - unsigned long flags; - int idx, er_idx; - u64 config1; - bool ok = false; - - if (!uncore_box_is_fake(box) && reg1->alloc) - return NULL; - - idx = reg1->idx % 6; - config1 = reg1->config; -again: - er_idx = idx; - /* the 3rd and 4th events use the same extra register */ - if (er_idx > 2) - er_idx--; - er_idx += (reg1->idx / 6) * 5; - - er = &box->shared_regs[er_idx]; - raw_spin_lock_irqsave(&er->lock, flags); - if (idx < 2) { - if (!atomic_read(&er->ref) || er->config == reg1->config) { - atomic_inc(&er->ref); - er->config = reg1->config; - ok = true; - } - } else if (idx == 2 || idx == 3) { - /* - * these two events use different fields in a extra register, - * the 0~7 bits and the 8~15 bits respectively. - */ - u64 mask = 0xff << ((idx - 2) * 8); - if (!__BITS_VALUE(atomic_read(&er->ref), idx - 2, 8) || - !((er->config ^ config1) & mask)) { - atomic_add(1 << ((idx - 2) * 8), &er->ref); - er->config &= ~mask; - er->config |= config1 & mask; - ok = true; - } - } else { - if (!atomic_read(&er->ref) || - (er->config == (hwc->config >> 32) && - er->config1 == reg1->config && - er->config2 == reg2->config)) { - atomic_inc(&er->ref); - er->config = (hwc->config >> 32); - er->config1 = reg1->config; - er->config2 = reg2->config; - ok = true; - } - } - raw_spin_unlock_irqrestore(&er->lock, flags); - - if (!ok) { - /* - * The Rbox events are always in pairs. The paired - * events are functional identical, but use different - * extra registers. If we failed to take an extra - * register, try the alternative. - */ - idx ^= 1; - if (idx != reg1->idx % 6) { - if (idx == 2) - config1 >>= 8; - else if (idx == 3) - config1 <<= 8; - goto again; - } - } else { - if (!uncore_box_is_fake(box)) { - if (idx != reg1->idx % 6) - nhmex_rbox_alter_er(box, event); - reg1->alloc = 1; - } - return NULL; - } - return &constraint_empty; -} - -static void nhmex_rbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) -{ - struct intel_uncore_extra_reg *er; - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - int idx, er_idx; - - if (uncore_box_is_fake(box) || !reg1->alloc) - return; - - idx = reg1->idx % 6; - er_idx = idx; - if (er_idx > 2) - er_idx--; - er_idx += (reg1->idx / 6) * 5; - - er = &box->shared_regs[er_idx]; - if (idx == 2 || idx == 3) - atomic_sub(1 << ((idx - 2) * 8), &er->ref); - else - atomic_dec(&er->ref); - - reg1->alloc = 0; -} - -static int nhmex_rbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; - struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; - int idx; - - idx = (event->hw.config & NHMEX_R_PMON_CTL_EV_SEL_MASK) >> - NHMEX_R_PMON_CTL_EV_SEL_SHIFT; - if (idx >= 0x18) - return -EINVAL; - - reg1->idx = idx; - reg1->config = event->attr.config1; - - switch (idx % 6) { - case 4: - case 5: - hwc->config |= event->attr.config & (~0ULL << 32); - reg2->config = event->attr.config2; - break; - }; - return 0; -} - -static void nhmex_rbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) -{ - struct hw_perf_event *hwc = &event->hw; - struct hw_perf_event_extra *reg1 = &hwc->extra_reg; - struct hw_perf_event_extra *reg2 = &hwc->branch_reg; - int idx, port; - - idx = reg1->idx; - port = idx / 6 + box->pmu->pmu_idx * 4; - - switch (idx % 6) { - case 0: - wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG0(port), reg1->config); - break; - case 1: - wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG1(port), reg1->config); - break; - case 2: - case 3: - wrmsrl(NHMEX_R_MSR_PORTN_QLX_CFG(port), - uncore_shared_reg_config(box, 2 + (idx / 6) * 5)); - break; - case 4: - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(port), - hwc->config >> 32); - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MATCH(port), reg1->config); - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MASK(port), reg2->config); - break; - case 5: - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(port), - hwc->config >> 32); - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MATCH(port), reg1->config); - wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MASK(port), reg2->config); - break; - }; - - wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0 | - (hwc->config & NHMEX_R_PMON_CTL_EV_SEL_MASK)); -} - -DEFINE_UNCORE_FORMAT_ATTR(xbr_mm_cfg, xbr_mm_cfg, "config:32-63"); -DEFINE_UNCORE_FORMAT_ATTR(xbr_match, xbr_match, "config1:0-63"); -DEFINE_UNCORE_FORMAT_ATTR(xbr_mask, xbr_mask, "config2:0-63"); -DEFINE_UNCORE_FORMAT_ATTR(qlx_cfg, qlx_cfg, "config1:0-15"); -DEFINE_UNCORE_FORMAT_ATTR(iperf_cfg, iperf_cfg, "config1:0-31"); - -static struct attribute *nhmex_uncore_rbox_formats_attr[] = { - &format_attr_event5.attr, - &format_attr_xbr_mm_cfg.attr, - &format_attr_xbr_match.attr, - &format_attr_xbr_mask.attr, - &format_attr_qlx_cfg.attr, - &format_attr_iperf_cfg.attr, - NULL, -}; - -static struct attribute_group nhmex_uncore_rbox_format_group = { - .name = "format", - .attrs = nhmex_uncore_rbox_formats_attr, -}; - -static struct uncore_event_desc nhmex_uncore_rbox_events[] = { - INTEL_UNCORE_EVENT_DESC(qpi0_flit_send, "event=0x0,iperf_cfg=0x80000000"), - INTEL_UNCORE_EVENT_DESC(qpi1_filt_send, "event=0x6,iperf_cfg=0x80000000"), - INTEL_UNCORE_EVENT_DESC(qpi0_idle_filt, "event=0x0,iperf_cfg=0x40000000"), - INTEL_UNCORE_EVENT_DESC(qpi1_idle_filt, "event=0x6,iperf_cfg=0x40000000"), - INTEL_UNCORE_EVENT_DESC(qpi0_date_response, "event=0x0,iperf_cfg=0xc4"), - INTEL_UNCORE_EVENT_DESC(qpi1_date_response, "event=0x6,iperf_cfg=0xc4"), - { /* end: all zeroes */ }, -}; - -static struct intel_uncore_ops nhmex_uncore_rbox_ops = { - NHMEX_UNCORE_OPS_COMMON_INIT(), - .enable_event = nhmex_rbox_msr_enable_event, - .hw_config = nhmex_rbox_hw_config, - .get_constraint = nhmex_rbox_get_constraint, - .put_constraint = nhmex_rbox_put_constraint, -}; - -static struct intel_uncore_type nhmex_uncore_rbox = { - .name = "rbox", - .num_counters = 8, - .num_boxes = 2, - .perf_ctr_bits = 48, - .event_ctl = NHMEX_R_MSR_PMON_CTL0, - .perf_ctr = NHMEX_R_MSR_PMON_CNT0, - .event_mask = NHMEX_R_PMON_RAW_EVENT_MASK, - .box_ctl = NHMEX_R_MSR_GLOBAL_CTL, - .msr_offset = NHMEX_R_MSR_OFFSET, - .pair_ctr_ctl = 1, - .num_shared_regs = 20, - .event_descs = nhmex_uncore_rbox_events, - .ops = &nhmex_uncore_rbox_ops, - .format_group = &nhmex_uncore_rbox_format_group -}; - -static struct intel_uncore_type *nhmex_msr_uncores[] = { - &nhmex_uncore_ubox, - &nhmex_uncore_cbox, - &nhmex_uncore_bbox, - &nhmex_uncore_sbox, - &nhmex_uncore_mbox, - &nhmex_uncore_rbox, - &nhmex_uncore_wbox, - NULL, -}; -/* end of Nehalem-EX uncore support */ - static void uncore_assign_hw_event(struct intel_uncore_box *box, struct perf_event *event, int idx) { struct hw_perf_event *hwc = &event->hw; @@ -3140,7 +170,7 @@ static void uncore_assign_hw_event(struct intel_uncore_box *box, struct perf_eve hwc->event_base = uncore_perf_ctr(box, hwc->idx); } -static void uncore_perf_event_update(struct intel_uncore_box *box, struct perf_event *event) +void uncore_perf_event_update(struct intel_uncore_box *box, struct perf_event *event) { u64 prev_count, new_count, delta; int shift; @@ -3201,14 +231,14 @@ static enum hrtimer_restart uncore_pmu_hrtimer(struct hrtimer *hrtimer) return HRTIMER_RESTART; } -static void uncore_pmu_start_hrtimer(struct intel_uncore_box *box) +void uncore_pmu_start_hrtimer(struct intel_uncore_box *box) { __hrtimer_start_range_ns(&box->hrtimer, ns_to_ktime(box->hrtimer_duration), 0, HRTIMER_MODE_REL_PINNED, 0); } -static void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box) +void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box) { hrtimer_cancel(&box->hrtimer); } @@ -3291,7 +321,7 @@ uncore_get_event_constraint(struct intel_uncore_box *box, struct perf_event *eve } if (event->attr.config == UNCORE_FIXED_EVENT) - return &constraint_fixed; + return &uncore_constraint_fixed; if (type->constraints) { for_each_event_constraint(c, type->constraints) { @@ -3496,7 +526,7 @@ static void uncore_pmu_event_del(struct perf_event *event, int flags) event->hw.last_tag = ~0ULL; } -static void uncore_pmu_event_read(struct perf_event *event) +void uncore_pmu_event_read(struct perf_event *event) { struct intel_uncore_box *box = uncore_event_to_box(event); uncore_perf_event_update(box, event); @@ -3635,7 +665,7 @@ static struct attribute_group uncore_pmu_attr_group = { .attrs = uncore_pmu_attrs, }; -static int __init uncore_pmu_register(struct intel_uncore_pmu *pmu) +static int uncore_pmu_register(struct intel_uncore_pmu *pmu) { int ret; @@ -3758,9 +788,6 @@ fail: return ret; } -static struct pci_driver *uncore_pci_driver; -static bool pcidrv_registered; - /* * add a pci uncore device */ @@ -3770,18 +797,20 @@ static int uncore_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id struct intel_uncore_box *box; struct intel_uncore_type *type; int phys_id; + bool first_box = false; - phys_id = pcibus_to_physid[pdev->bus->number]; + phys_id = uncore_pcibus_to_physid[pdev->bus->number]; if (phys_id < 0) return -ENODEV; if (UNCORE_PCI_DEV_TYPE(id->driver_data) == UNCORE_EXTRA_PCI_DEV) { - extra_pci_dev[phys_id][UNCORE_PCI_DEV_IDX(id->driver_data)] = pdev; + int idx = UNCORE_PCI_DEV_IDX(id->driver_data); + uncore_extra_pci_dev[phys_id][idx] = pdev; pci_set_drvdata(pdev, NULL); return 0; } - type = pci_uncores[UNCORE_PCI_DEV_TYPE(id->driver_data)]; + type = uncore_pci_uncores[UNCORE_PCI_DEV_TYPE(id->driver_data)]; box = uncore_alloc_box(type, NUMA_NO_NODE); if (!box) return -ENOMEM; @@ -3803,9 +832,13 @@ static int uncore_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id pci_set_drvdata(pdev, box); raw_spin_lock(&uncore_box_lock); + if (list_empty(&pmu->box_list)) + first_box = true; list_add_tail(&box->list, &pmu->box_list); raw_spin_unlock(&uncore_box_lock); + if (first_box) + uncore_pmu_register(pmu); return 0; } @@ -3813,13 +846,14 @@ static void uncore_pci_remove(struct pci_dev *pdev) { struct intel_uncore_box *box = pci_get_drvdata(pdev); struct intel_uncore_pmu *pmu; - int i, cpu, phys_id = pcibus_to_physid[pdev->bus->number]; + int i, cpu, phys_id = uncore_pcibus_to_physid[pdev->bus->number]; + bool last_box = false; box = pci_get_drvdata(pdev); if (!box) { for (i = 0; i < UNCORE_EXTRA_PCI_DEV_MAX; i++) { - if (extra_pci_dev[phys_id][i] == pdev) { - extra_pci_dev[phys_id][i] = NULL; + if (uncore_extra_pci_dev[phys_id][i] == pdev) { + uncore_extra_pci_dev[phys_id][i] = NULL; break; } } @@ -3835,6 +869,8 @@ static void uncore_pci_remove(struct pci_dev *pdev) raw_spin_lock(&uncore_box_lock); list_del(&box->list); + if (list_empty(&pmu->box_list)) + last_box = true; raw_spin_unlock(&uncore_box_lock); for_each_possible_cpu(cpu) { @@ -3846,6 +882,9 @@ static void uncore_pci_remove(struct pci_dev *pdev) WARN_ON_ONCE(atomic_read(&box->refcnt) != 1); kfree(box); + + if (last_box) + perf_pmu_unregister(&pmu->pmu); } static int __init uncore_pci_init(void) @@ -3854,46 +893,32 @@ static int __init uncore_pci_init(void) switch (boot_cpu_data.x86_model) { case 45: /* Sandy Bridge-EP */ - ret = snbep_pci2phy_map_init(0x3ce0); - if (ret) - return ret; - pci_uncores = snbep_pci_uncores; - uncore_pci_driver = &snbep_uncore_pci_driver; + ret = snbep_uncore_pci_init(); break; - case 62: /* IvyTown */ - ret = snbep_pci2phy_map_init(0x0e1e); - if (ret) - return ret; - pci_uncores = ivt_pci_uncores; - uncore_pci_driver = &ivt_uncore_pci_driver; + case 62: /* Ivy Bridge-EP */ + ret = ivbep_uncore_pci_init(); + break; + case 63: /* Haswell-EP */ + ret = hswep_uncore_pci_init(); break; case 42: /* Sandy Bridge */ - ret = snb_pci2phy_map_init(PCI_DEVICE_ID_INTEL_SNB_IMC); - if (ret) - return ret; - pci_uncores = snb_pci_uncores; - uncore_pci_driver = &snb_uncore_pci_driver; + ret = snb_uncore_pci_init(); break; case 58: /* Ivy Bridge */ - ret = snb_pci2phy_map_init(PCI_DEVICE_ID_INTEL_IVB_IMC); - if (ret) - return ret; - pci_uncores = snb_pci_uncores; - uncore_pci_driver = &ivb_uncore_pci_driver; + ret = ivb_uncore_pci_init(); break; case 60: /* Haswell */ case 69: /* Haswell Celeron */ - ret = snb_pci2phy_map_init(PCI_DEVICE_ID_INTEL_HSW_IMC); - if (ret) - return ret; - pci_uncores = snb_pci_uncores; - uncore_pci_driver = &hsw_uncore_pci_driver; + ret = hsw_uncore_pci_init(); break; default: return 0; } - ret = uncore_types_init(pci_uncores); + if (ret) + return ret; + + ret = uncore_types_init(uncore_pci_uncores); if (ret) return ret; @@ -3904,7 +929,7 @@ static int __init uncore_pci_init(void) if (ret == 0) pcidrv_registered = true; else - uncore_types_exit(pci_uncores); + uncore_types_exit(uncore_pci_uncores); return ret; } @@ -3914,7 +939,7 @@ static void __init uncore_pci_exit(void) if (pcidrv_registered) { pcidrv_registered = false; pci_unregister_driver(uncore_pci_driver); - uncore_types_exit(pci_uncores); + uncore_types_exit(uncore_pci_uncores); } } @@ -3940,8 +965,8 @@ static void uncore_cpu_dying(int cpu) struct intel_uncore_box *box; int i, j; - for (i = 0; msr_uncores[i]; i++) { - type = msr_uncores[i]; + for (i = 0; uncore_msr_uncores[i]; i++) { + type = uncore_msr_uncores[i]; for (j = 0; j < type->num_boxes; j++) { pmu = &type->pmus[j]; box = *per_cpu_ptr(pmu->box, cpu); @@ -3961,8 +986,8 @@ static int uncore_cpu_starting(int cpu) phys_id = topology_physical_package_id(cpu); - for (i = 0; msr_uncores[i]; i++) { - type = msr_uncores[i]; + for (i = 0; uncore_msr_uncores[i]; i++) { + type = uncore_msr_uncores[i]; for (j = 0; j < type->num_boxes; j++) { pmu = &type->pmus[j]; box = *per_cpu_ptr(pmu->box, cpu); @@ -4002,8 +1027,8 @@ static int uncore_cpu_prepare(int cpu, int phys_id) struct intel_uncore_box *box; int i, j; - for (i = 0; msr_uncores[i]; i++) { - type = msr_uncores[i]; + for (i = 0; uncore_msr_uncores[i]; i++) { + type = uncore_msr_uncores[i]; for (j = 0; j < type->num_boxes; j++) { pmu = &type->pmus[j]; if (pmu->func_id < 0) @@ -4083,8 +1108,8 @@ static void uncore_event_exit_cpu(int cpu) if (target >= 0) cpumask_set_cpu(target, &uncore_cpu_mask); - uncore_change_context(msr_uncores, cpu, target); - uncore_change_context(pci_uncores, cpu, target); + uncore_change_context(uncore_msr_uncores, cpu, target); + uncore_change_context(uncore_pci_uncores, cpu, target); } static void uncore_event_init_cpu(int cpu) @@ -4099,8 +1124,8 @@ static void uncore_event_init_cpu(int cpu) cpumask_set_cpu(cpu, &uncore_cpu_mask); - uncore_change_context(msr_uncores, -1, cpu); - uncore_change_context(pci_uncores, -1, cpu); + uncore_change_context(uncore_msr_uncores, -1, cpu); + uncore_change_context(uncore_pci_uncores, -1, cpu); } static int uncore_cpu_notifier(struct notifier_block *self, @@ -4160,47 +1185,37 @@ static void __init uncore_cpu_setup(void *dummy) static int __init uncore_cpu_init(void) { - int ret, max_cores; + int ret; - max_cores = boot_cpu_data.x86_max_cores; switch (boot_cpu_data.x86_model) { case 26: /* Nehalem */ case 30: case 37: /* Westmere */ case 44: - msr_uncores = nhm_msr_uncores; + nhm_uncore_cpu_init(); break; case 42: /* Sandy Bridge */ case 58: /* Ivy Bridge */ - if (snb_uncore_cbox.num_boxes > max_cores) - snb_uncore_cbox.num_boxes = max_cores; - msr_uncores = snb_msr_uncores; + snb_uncore_cpu_init(); break; case 45: /* Sandy Bridge-EP */ - if (snbep_uncore_cbox.num_boxes > max_cores) - snbep_uncore_cbox.num_boxes = max_cores; - msr_uncores = snbep_msr_uncores; + snbep_uncore_cpu_init(); break; case 46: /* Nehalem-EX */ - uncore_nhmex = true; case 47: /* Westmere-EX aka. Xeon E7 */ - if (!uncore_nhmex) - nhmex_uncore_mbox.event_descs = wsmex_uncore_mbox_events; - if (nhmex_uncore_cbox.num_boxes > max_cores) - nhmex_uncore_cbox.num_boxes = max_cores; - msr_uncores = nhmex_msr_uncores; + nhmex_uncore_cpu_init(); break; - case 62: /* IvyTown */ - if (ivt_uncore_cbox.num_boxes > max_cores) - ivt_uncore_cbox.num_boxes = max_cores; - msr_uncores = ivt_msr_uncores; + case 62: /* Ivy Bridge-EP */ + ivbep_uncore_cpu_init(); + break; + case 63: /* Haswell-EP */ + hswep_uncore_cpu_init(); break; - default: return 0; } - ret = uncore_types_init(msr_uncores); + ret = uncore_types_init(uncore_msr_uncores); if (ret) return ret; @@ -4213,16 +1228,8 @@ static int __init uncore_pmus_register(void) struct intel_uncore_type *type; int i, j; - for (i = 0; msr_uncores[i]; i++) { - type = msr_uncores[i]; - for (j = 0; j < type->num_boxes; j++) { - pmu = &type->pmus[j]; - uncore_pmu_register(pmu); - } - } - - for (i = 0; pci_uncores[i]; i++) { - type = pci_uncores[i]; + for (i = 0; uncore_msr_uncores[i]; i++) { + type = uncore_msr_uncores[i]; for (j = 0; j < type->num_boxes; j++) { pmu = &type->pmus[j]; uncore_pmu_register(pmu); diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h b/arch/x86/kernel/cpu/perf_event_intel_uncore.h index 90236f0c94a9..18eb78bbdd10 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.h +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h @@ -24,395 +24,6 @@ #define UNCORE_EVENT_CONSTRAINT(c, n) EVENT_CONSTRAINT(c, n, 0xff) -/* SNB event control */ -#define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff -#define SNB_UNC_CTL_UMASK_MASK 0x0000ff00 -#define SNB_UNC_CTL_EDGE_DET (1 << 18) -#define SNB_UNC_CTL_EN (1 << 22) -#define SNB_UNC_CTL_INVERT (1 << 23) -#define SNB_UNC_CTL_CMASK_MASK 0x1f000000 -#define NHM_UNC_CTL_CMASK_MASK 0xff000000 -#define NHM_UNC_FIXED_CTR_CTL_EN (1 << 0) - -#define SNB_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ - SNB_UNC_CTL_UMASK_MASK | \ - SNB_UNC_CTL_EDGE_DET | \ - SNB_UNC_CTL_INVERT | \ - SNB_UNC_CTL_CMASK_MASK) - -#define NHM_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ - SNB_UNC_CTL_UMASK_MASK | \ - SNB_UNC_CTL_EDGE_DET | \ - SNB_UNC_CTL_INVERT | \ - NHM_UNC_CTL_CMASK_MASK) - -/* SNB global control register */ -#define SNB_UNC_PERF_GLOBAL_CTL 0x391 -#define SNB_UNC_FIXED_CTR_CTRL 0x394 -#define SNB_UNC_FIXED_CTR 0x395 - -/* SNB uncore global control */ -#define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1) -#define SNB_UNC_GLOBAL_CTL_EN (1 << 29) - -/* SNB Cbo register */ -#define SNB_UNC_CBO_0_PERFEVTSEL0 0x700 -#define SNB_UNC_CBO_0_PER_CTR0 0x706 -#define SNB_UNC_CBO_MSR_OFFSET 0x10 - -/* NHM global control register */ -#define NHM_UNC_PERF_GLOBAL_CTL 0x391 -#define NHM_UNC_FIXED_CTR 0x394 -#define NHM_UNC_FIXED_CTR_CTRL 0x395 - -/* NHM uncore global control */ -#define NHM_UNC_GLOBAL_CTL_EN_PC_ALL ((1ULL << 8) - 1) -#define NHM_UNC_GLOBAL_CTL_EN_FC (1ULL << 32) - -/* NHM uncore register */ -#define NHM_UNC_PERFEVTSEL0 0x3c0 -#define NHM_UNC_UNCORE_PMC0 0x3b0 - -/* SNB-EP Box level control */ -#define SNBEP_PMON_BOX_CTL_RST_CTRL (1 << 0) -#define SNBEP_PMON_BOX_CTL_RST_CTRS (1 << 1) -#define SNBEP_PMON_BOX_CTL_FRZ (1 << 8) -#define SNBEP_PMON_BOX_CTL_FRZ_EN (1 << 16) -#define SNBEP_PMON_BOX_CTL_INT (SNBEP_PMON_BOX_CTL_RST_CTRL | \ - SNBEP_PMON_BOX_CTL_RST_CTRS | \ - SNBEP_PMON_BOX_CTL_FRZ_EN) -/* SNB-EP event control */ -#define SNBEP_PMON_CTL_EV_SEL_MASK 0x000000ff -#define SNBEP_PMON_CTL_UMASK_MASK 0x0000ff00 -#define SNBEP_PMON_CTL_RST (1 << 17) -#define SNBEP_PMON_CTL_EDGE_DET (1 << 18) -#define SNBEP_PMON_CTL_EV_SEL_EXT (1 << 21) -#define SNBEP_PMON_CTL_EN (1 << 22) -#define SNBEP_PMON_CTL_INVERT (1 << 23) -#define SNBEP_PMON_CTL_TRESH_MASK 0xff000000 -#define SNBEP_PMON_RAW_EVENT_MASK (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PMON_CTL_UMASK_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_PMON_CTL_INVERT | \ - SNBEP_PMON_CTL_TRESH_MASK) - -/* SNB-EP Ubox event control */ -#define SNBEP_U_MSR_PMON_CTL_TRESH_MASK 0x1f000000 -#define SNBEP_U_MSR_PMON_RAW_EVENT_MASK \ - (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PMON_CTL_UMASK_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_PMON_CTL_INVERT | \ - SNBEP_U_MSR_PMON_CTL_TRESH_MASK) - -#define SNBEP_CBO_PMON_CTL_TID_EN (1 << 19) -#define SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK (SNBEP_PMON_RAW_EVENT_MASK | \ - SNBEP_CBO_PMON_CTL_TID_EN) - -/* SNB-EP PCU event control */ -#define SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK 0x0000c000 -#define SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK 0x1f000000 -#define SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT (1 << 30) -#define SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET (1 << 31) -#define SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK \ - (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_PMON_CTL_EV_SEL_EXT | \ - SNBEP_PMON_CTL_INVERT | \ - SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) - -#define SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK \ - (SNBEP_PMON_RAW_EVENT_MASK | \ - SNBEP_PMON_CTL_EV_SEL_EXT) - -/* SNB-EP pci control register */ -#define SNBEP_PCI_PMON_BOX_CTL 0xf4 -#define SNBEP_PCI_PMON_CTL0 0xd8 -/* SNB-EP pci counter register */ -#define SNBEP_PCI_PMON_CTR0 0xa0 - -/* SNB-EP home agent register */ -#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH0 0x40 -#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH1 0x44 -#define SNBEP_HA_PCI_PMON_BOX_OPCODEMATCH 0x48 -/* SNB-EP memory controller register */ -#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTL 0xf0 -#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTR 0xd0 -/* SNB-EP QPI register */ -#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH0 0x228 -#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH1 0x22c -#define SNBEP_Q_Py_PCI_PMON_PKT_MASK0 0x238 -#define SNBEP_Q_Py_PCI_PMON_PKT_MASK1 0x23c - -/* SNB-EP Ubox register */ -#define SNBEP_U_MSR_PMON_CTR0 0xc16 -#define SNBEP_U_MSR_PMON_CTL0 0xc10 - -#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTL 0xc08 -#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTR 0xc09 - -/* SNB-EP Cbo register */ -#define SNBEP_C0_MSR_PMON_CTR0 0xd16 -#define SNBEP_C0_MSR_PMON_CTL0 0xd10 -#define SNBEP_C0_MSR_PMON_BOX_CTL 0xd04 -#define SNBEP_C0_MSR_PMON_BOX_FILTER 0xd14 -#define SNBEP_CBO_MSR_OFFSET 0x20 - -#define SNBEP_CB0_MSR_PMON_BOX_FILTER_TID 0x1f -#define SNBEP_CB0_MSR_PMON_BOX_FILTER_NID 0x3fc00 -#define SNBEP_CB0_MSR_PMON_BOX_FILTER_STATE 0x7c0000 -#define SNBEP_CB0_MSR_PMON_BOX_FILTER_OPC 0xff800000 - -#define SNBEP_CBO_EVENT_EXTRA_REG(e, m, i) { \ - .event = (e), \ - .msr = SNBEP_C0_MSR_PMON_BOX_FILTER, \ - .config_mask = (m), \ - .idx = (i) \ -} - -/* SNB-EP PCU register */ -#define SNBEP_PCU_MSR_PMON_CTR0 0xc36 -#define SNBEP_PCU_MSR_PMON_CTL0 0xc30 -#define SNBEP_PCU_MSR_PMON_BOX_CTL 0xc24 -#define SNBEP_PCU_MSR_PMON_BOX_FILTER 0xc34 -#define SNBEP_PCU_MSR_PMON_BOX_FILTER_MASK 0xffffffff -#define SNBEP_PCU_MSR_CORE_C3_CTR 0x3fc -#define SNBEP_PCU_MSR_CORE_C6_CTR 0x3fd - -/* IVT event control */ -#define IVT_PMON_BOX_CTL_INT (SNBEP_PMON_BOX_CTL_RST_CTRL | \ - SNBEP_PMON_BOX_CTL_RST_CTRS) -#define IVT_PMON_RAW_EVENT_MASK (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PMON_CTL_UMASK_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_PMON_CTL_TRESH_MASK) -/* IVT Ubox */ -#define IVT_U_MSR_PMON_GLOBAL_CTL 0xc00 -#define IVT_U_PMON_GLOBAL_FRZ_ALL (1 << 31) -#define IVT_U_PMON_GLOBAL_UNFRZ_ALL (1 << 29) - -#define IVT_U_MSR_PMON_RAW_EVENT_MASK \ - (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PMON_CTL_UMASK_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_U_MSR_PMON_CTL_TRESH_MASK) -/* IVT Cbo */ -#define IVT_CBO_MSR_PMON_RAW_EVENT_MASK (IVT_PMON_RAW_EVENT_MASK | \ - SNBEP_CBO_PMON_CTL_TID_EN) - -#define IVT_CB0_MSR_PMON_BOX_FILTER_TID (0x1fULL << 0) -#define IVT_CB0_MSR_PMON_BOX_FILTER_LINK (0xfULL << 5) -#define IVT_CB0_MSR_PMON_BOX_FILTER_STATE (0x3fULL << 17) -#define IVT_CB0_MSR_PMON_BOX_FILTER_NID (0xffffULL << 32) -#define IVT_CB0_MSR_PMON_BOX_FILTER_OPC (0x1ffULL << 52) -#define IVT_CB0_MSR_PMON_BOX_FILTER_C6 (0x1ULL << 61) -#define IVT_CB0_MSR_PMON_BOX_FILTER_NC (0x1ULL << 62) -#define IVT_CB0_MSR_PMON_BOX_FILTER_IOSC (0x1ULL << 63) - -/* IVT home agent */ -#define IVT_HA_PCI_PMON_CTL_Q_OCC_RST (1 << 16) -#define IVT_HA_PCI_PMON_RAW_EVENT_MASK \ - (IVT_PMON_RAW_EVENT_MASK | \ - IVT_HA_PCI_PMON_CTL_Q_OCC_RST) -/* IVT PCU */ -#define IVT_PCU_MSR_PMON_RAW_EVENT_MASK \ - (SNBEP_PMON_CTL_EV_SEL_MASK | \ - SNBEP_PMON_CTL_EV_SEL_EXT | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \ - SNBEP_PMON_CTL_EDGE_DET | \ - SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ - SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) -/* IVT QPI */ -#define IVT_QPI_PCI_PMON_RAW_EVENT_MASK \ - (IVT_PMON_RAW_EVENT_MASK | \ - SNBEP_PMON_CTL_EV_SEL_EXT) - -/* NHM-EX event control */ -#define NHMEX_PMON_CTL_EV_SEL_MASK 0x000000ff -#define NHMEX_PMON_CTL_UMASK_MASK 0x0000ff00 -#define NHMEX_PMON_CTL_EN_BIT0 (1 << 0) -#define NHMEX_PMON_CTL_EDGE_DET (1 << 18) -#define NHMEX_PMON_CTL_PMI_EN (1 << 20) -#define NHMEX_PMON_CTL_EN_BIT22 (1 << 22) -#define NHMEX_PMON_CTL_INVERT (1 << 23) -#define NHMEX_PMON_CTL_TRESH_MASK 0xff000000 -#define NHMEX_PMON_RAW_EVENT_MASK (NHMEX_PMON_CTL_EV_SEL_MASK | \ - NHMEX_PMON_CTL_UMASK_MASK | \ - NHMEX_PMON_CTL_EDGE_DET | \ - NHMEX_PMON_CTL_INVERT | \ - NHMEX_PMON_CTL_TRESH_MASK) - -/* NHM-EX Ubox */ -#define NHMEX_U_MSR_PMON_GLOBAL_CTL 0xc00 -#define NHMEX_U_MSR_PMON_CTR 0xc11 -#define NHMEX_U_MSR_PMON_EV_SEL 0xc10 - -#define NHMEX_U_PMON_GLOBAL_EN (1 << 0) -#define NHMEX_U_PMON_GLOBAL_PMI_CORE_SEL 0x0000001e -#define NHMEX_U_PMON_GLOBAL_EN_ALL (1 << 28) -#define NHMEX_U_PMON_GLOBAL_RST_ALL (1 << 29) -#define NHMEX_U_PMON_GLOBAL_FRZ_ALL (1 << 31) - -#define NHMEX_U_PMON_RAW_EVENT_MASK \ - (NHMEX_PMON_CTL_EV_SEL_MASK | \ - NHMEX_PMON_CTL_EDGE_DET) - -/* NHM-EX Cbox */ -#define NHMEX_C0_MSR_PMON_GLOBAL_CTL 0xd00 -#define NHMEX_C0_MSR_PMON_CTR0 0xd11 -#define NHMEX_C0_MSR_PMON_EV_SEL0 0xd10 -#define NHMEX_C_MSR_OFFSET 0x20 - -/* NHM-EX Bbox */ -#define NHMEX_B0_MSR_PMON_GLOBAL_CTL 0xc20 -#define NHMEX_B0_MSR_PMON_CTR0 0xc31 -#define NHMEX_B0_MSR_PMON_CTL0 0xc30 -#define NHMEX_B_MSR_OFFSET 0x40 -#define NHMEX_B0_MSR_MATCH 0xe45 -#define NHMEX_B0_MSR_MASK 0xe46 -#define NHMEX_B1_MSR_MATCH 0xe4d -#define NHMEX_B1_MSR_MASK 0xe4e - -#define NHMEX_B_PMON_CTL_EN (1 << 0) -#define NHMEX_B_PMON_CTL_EV_SEL_SHIFT 1 -#define NHMEX_B_PMON_CTL_EV_SEL_MASK \ - (0x1f << NHMEX_B_PMON_CTL_EV_SEL_SHIFT) -#define NHMEX_B_PMON_CTR_SHIFT 6 -#define NHMEX_B_PMON_CTR_MASK \ - (0x3 << NHMEX_B_PMON_CTR_SHIFT) -#define NHMEX_B_PMON_RAW_EVENT_MASK \ - (NHMEX_B_PMON_CTL_EV_SEL_MASK | \ - NHMEX_B_PMON_CTR_MASK) - -/* NHM-EX Sbox */ -#define NHMEX_S0_MSR_PMON_GLOBAL_CTL 0xc40 -#define NHMEX_S0_MSR_PMON_CTR0 0xc51 -#define NHMEX_S0_MSR_PMON_CTL0 0xc50 -#define NHMEX_S_MSR_OFFSET 0x80 -#define NHMEX_S0_MSR_MM_CFG 0xe48 -#define NHMEX_S0_MSR_MATCH 0xe49 -#define NHMEX_S0_MSR_MASK 0xe4a -#define NHMEX_S1_MSR_MM_CFG 0xe58 -#define NHMEX_S1_MSR_MATCH 0xe59 -#define NHMEX_S1_MSR_MASK 0xe5a - -#define NHMEX_S_PMON_MM_CFG_EN (0x1ULL << 63) -#define NHMEX_S_EVENT_TO_R_PROG_EV 0 - -/* NHM-EX Mbox */ -#define NHMEX_M0_MSR_GLOBAL_CTL 0xca0 -#define NHMEX_M0_MSR_PMU_DSP 0xca5 -#define NHMEX_M0_MSR_PMU_ISS 0xca6 -#define NHMEX_M0_MSR_PMU_MAP 0xca7 -#define NHMEX_M0_MSR_PMU_MSC_THR 0xca8 -#define NHMEX_M0_MSR_PMU_PGT 0xca9 -#define NHMEX_M0_MSR_PMU_PLD 0xcaa -#define NHMEX_M0_MSR_PMU_ZDP_CTL_FVC 0xcab -#define NHMEX_M0_MSR_PMU_CTL0 0xcb0 -#define NHMEX_M0_MSR_PMU_CNT0 0xcb1 -#define NHMEX_M_MSR_OFFSET 0x40 -#define NHMEX_M0_MSR_PMU_MM_CFG 0xe54 -#define NHMEX_M1_MSR_PMU_MM_CFG 0xe5c - -#define NHMEX_M_PMON_MM_CFG_EN (1ULL << 63) -#define NHMEX_M_PMON_ADDR_MATCH_MASK 0x3ffffffffULL -#define NHMEX_M_PMON_ADDR_MASK_MASK 0x7ffffffULL -#define NHMEX_M_PMON_ADDR_MASK_SHIFT 34 - -#define NHMEX_M_PMON_CTL_EN (1 << 0) -#define NHMEX_M_PMON_CTL_PMI_EN (1 << 1) -#define NHMEX_M_PMON_CTL_COUNT_MODE_SHIFT 2 -#define NHMEX_M_PMON_CTL_COUNT_MODE_MASK \ - (0x3 << NHMEX_M_PMON_CTL_COUNT_MODE_SHIFT) -#define NHMEX_M_PMON_CTL_STORAGE_MODE_SHIFT 4 -#define NHMEX_M_PMON_CTL_STORAGE_MODE_MASK \ - (0x3 << NHMEX_M_PMON_CTL_STORAGE_MODE_SHIFT) -#define NHMEX_M_PMON_CTL_WRAP_MODE (1 << 6) -#define NHMEX_M_PMON_CTL_FLAG_MODE (1 << 7) -#define NHMEX_M_PMON_CTL_INC_SEL_SHIFT 9 -#define NHMEX_M_PMON_CTL_INC_SEL_MASK \ - (0x1f << NHMEX_M_PMON_CTL_INC_SEL_SHIFT) -#define NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT 19 -#define NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK \ - (0x7 << NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT) -#define NHMEX_M_PMON_RAW_EVENT_MASK \ - (NHMEX_M_PMON_CTL_COUNT_MODE_MASK | \ - NHMEX_M_PMON_CTL_STORAGE_MODE_MASK | \ - NHMEX_M_PMON_CTL_WRAP_MODE | \ - NHMEX_M_PMON_CTL_FLAG_MODE | \ - NHMEX_M_PMON_CTL_INC_SEL_MASK | \ - NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK) - -#define NHMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 11) - 1) | (1 << 23)) -#define NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7ULL << (11 + 3 * (n))) - -#define WSMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 12) - 1) | (1 << 24)) -#define WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7ULL << (12 + 3 * (n))) - -/* - * use the 9~13 bits to select event If the 7th bit is not set, - * otherwise use the 19~21 bits to select event. - */ -#define MBOX_INC_SEL(x) ((x) << NHMEX_M_PMON_CTL_INC_SEL_SHIFT) -#define MBOX_SET_FLAG_SEL(x) (((x) << NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT) | \ - NHMEX_M_PMON_CTL_FLAG_MODE) -#define MBOX_INC_SEL_MASK (NHMEX_M_PMON_CTL_INC_SEL_MASK | \ - NHMEX_M_PMON_CTL_FLAG_MODE) -#define MBOX_SET_FLAG_SEL_MASK (NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK | \ - NHMEX_M_PMON_CTL_FLAG_MODE) -#define MBOX_INC_SEL_EXTAR_REG(c, r) \ - EVENT_EXTRA_REG(MBOX_INC_SEL(c), NHMEX_M0_MSR_PMU_##r, \ - MBOX_INC_SEL_MASK, (u64)-1, NHMEX_M_##r) -#define MBOX_SET_FLAG_SEL_EXTRA_REG(c, r) \ - EVENT_EXTRA_REG(MBOX_SET_FLAG_SEL(c), NHMEX_M0_MSR_PMU_##r, \ - MBOX_SET_FLAG_SEL_MASK, \ - (u64)-1, NHMEX_M_##r) - -/* NHM-EX Rbox */ -#define NHMEX_R_MSR_GLOBAL_CTL 0xe00 -#define NHMEX_R_MSR_PMON_CTL0 0xe10 -#define NHMEX_R_MSR_PMON_CNT0 0xe11 -#define NHMEX_R_MSR_OFFSET 0x20 - -#define NHMEX_R_MSR_PORTN_QLX_CFG(n) \ - ((n) < 4 ? (0xe0c + (n)) : (0xe2c + (n) - 4)) -#define NHMEX_R_MSR_PORTN_IPERF_CFG0(n) (0xe04 + (n)) -#define NHMEX_R_MSR_PORTN_IPERF_CFG1(n) (0xe24 + (n)) -#define NHMEX_R_MSR_PORTN_XBR_OFFSET(n) \ - (((n) < 4 ? 0 : 0x10) + (n) * 4) -#define NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) \ - (0xe60 + NHMEX_R_MSR_PORTN_XBR_OFFSET(n)) -#define NHMEX_R_MSR_PORTN_XBR_SET1_MATCH(n) \ - (NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) + 1) -#define NHMEX_R_MSR_PORTN_XBR_SET1_MASK(n) \ - (NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) + 2) -#define NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) \ - (0xe70 + NHMEX_R_MSR_PORTN_XBR_OFFSET(n)) -#define NHMEX_R_MSR_PORTN_XBR_SET2_MATCH(n) \ - (NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) + 1) -#define NHMEX_R_MSR_PORTN_XBR_SET2_MASK(n) \ - (NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) + 2) - -#define NHMEX_R_PMON_CTL_EN (1 << 0) -#define NHMEX_R_PMON_CTL_EV_SEL_SHIFT 1 -#define NHMEX_R_PMON_CTL_EV_SEL_MASK \ - (0x1f << NHMEX_R_PMON_CTL_EV_SEL_SHIFT) -#define NHMEX_R_PMON_CTL_PMI_EN (1 << 6) -#define NHMEX_R_PMON_RAW_EVENT_MASK NHMEX_R_PMON_CTL_EV_SEL_MASK - -/* NHM-EX Wbox */ -#define NHMEX_W_MSR_GLOBAL_CTL 0xc80 -#define NHMEX_W_MSR_PMON_CNT0 0xc90 -#define NHMEX_W_MSR_PMON_EVT_SEL0 0xc91 -#define NHMEX_W_MSR_PMON_FIXED_CTR 0x394 -#define NHMEX_W_MSR_PMON_FIXED_CTL 0x395 - -#define NHMEX_W_PMON_GLOBAL_FIXED_EN (1ULL << 31) - struct intel_uncore_ops; struct intel_uncore_pmu; struct intel_uncore_box; @@ -505,6 +116,9 @@ struct uncore_event_desc { const char *config; }; +ssize_t uncore_event_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf); + #define INTEL_UNCORE_EVENT_DESC(_name, _config) \ { \ .attr = __ATTR(_name, 0444, uncore_event_show, NULL), \ @@ -522,15 +136,6 @@ static ssize_t __uncore_##_var##_show(struct kobject *kobj, \ static struct kobj_attribute format_attr_##_var = \ __ATTR(_name, 0444, __uncore_##_var##_show, NULL) - -static ssize_t uncore_event_show(struct kobject *kobj, - struct kobj_attribute *attr, char *buf) -{ - struct uncore_event_desc *event = - container_of(attr, struct uncore_event_desc, attr); - return sprintf(buf, "%s", event->config); -} - static inline unsigned uncore_pci_box_ctl(struct intel_uncore_box *box) { return box->pmu->type->box_ctl; @@ -694,3 +299,41 @@ static inline bool uncore_box_is_fake(struct intel_uncore_box *box) { return (box->phys_id < 0); } + +struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event); +struct intel_uncore_box *uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu); +struct intel_uncore_box *uncore_event_to_box(struct perf_event *event); +u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_event *event); +void uncore_pmu_start_hrtimer(struct intel_uncore_box *box); +void uncore_pmu_cancel_hrtimer(struct intel_uncore_box *box); +void uncore_pmu_event_read(struct perf_event *event); +void uncore_perf_event_update(struct intel_uncore_box *box, struct perf_event *event); +struct event_constraint * +uncore_get_constraint(struct intel_uncore_box *box, struct perf_event *event); +void uncore_put_constraint(struct intel_uncore_box *box, struct perf_event *event); +u64 uncore_shared_reg_config(struct intel_uncore_box *box, int idx); + +extern struct intel_uncore_type **uncore_msr_uncores; +extern struct intel_uncore_type **uncore_pci_uncores; +extern struct pci_driver *uncore_pci_driver; +extern int uncore_pcibus_to_physid[256]; +extern struct pci_dev *uncore_extra_pci_dev[UNCORE_SOCKET_MAX][UNCORE_EXTRA_PCI_DEV_MAX]; +extern struct event_constraint uncore_constraint_empty; + +/* perf_event_intel_uncore_snb.c */ +int snb_uncore_pci_init(void); +int ivb_uncore_pci_init(void); +int hsw_uncore_pci_init(void); +void snb_uncore_cpu_init(void); +void nhm_uncore_cpu_init(void); + +/* perf_event_intel_uncore_snbep.c */ +int snbep_uncore_pci_init(void); +void snbep_uncore_cpu_init(void); +int ivbep_uncore_pci_init(void); +void ivbep_uncore_cpu_init(void); +int hswep_uncore_pci_init(void); +void hswep_uncore_cpu_init(void); + +/* perf_event_intel_uncore_nhmex.c */ +void nhmex_uncore_cpu_init(void); diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_nhmex.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_nhmex.c new file mode 100644 index 000000000000..2749965afed0 --- /dev/null +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_nhmex.c @@ -0,0 +1,1221 @@ +/* Nehalem-EX/Westmere-EX uncore support */ +#include "perf_event_intel_uncore.h" + +/* NHM-EX event control */ +#define NHMEX_PMON_CTL_EV_SEL_MASK 0x000000ff +#define NHMEX_PMON_CTL_UMASK_MASK 0x0000ff00 +#define NHMEX_PMON_CTL_EN_BIT0 (1 << 0) +#define NHMEX_PMON_CTL_EDGE_DET (1 << 18) +#define NHMEX_PMON_CTL_PMI_EN (1 << 20) +#define NHMEX_PMON_CTL_EN_BIT22 (1 << 22) +#define NHMEX_PMON_CTL_INVERT (1 << 23) +#define NHMEX_PMON_CTL_TRESH_MASK 0xff000000 +#define NHMEX_PMON_RAW_EVENT_MASK (NHMEX_PMON_CTL_EV_SEL_MASK | \ + NHMEX_PMON_CTL_UMASK_MASK | \ + NHMEX_PMON_CTL_EDGE_DET | \ + NHMEX_PMON_CTL_INVERT | \ + NHMEX_PMON_CTL_TRESH_MASK) + +/* NHM-EX Ubox */ +#define NHMEX_U_MSR_PMON_GLOBAL_CTL 0xc00 +#define NHMEX_U_MSR_PMON_CTR 0xc11 +#define NHMEX_U_MSR_PMON_EV_SEL 0xc10 + +#define NHMEX_U_PMON_GLOBAL_EN (1 << 0) +#define NHMEX_U_PMON_GLOBAL_PMI_CORE_SEL 0x0000001e +#define NHMEX_U_PMON_GLOBAL_EN_ALL (1 << 28) +#define NHMEX_U_PMON_GLOBAL_RST_ALL (1 << 29) +#define NHMEX_U_PMON_GLOBAL_FRZ_ALL (1 << 31) + +#define NHMEX_U_PMON_RAW_EVENT_MASK \ + (NHMEX_PMON_CTL_EV_SEL_MASK | \ + NHMEX_PMON_CTL_EDGE_DET) + +/* NHM-EX Cbox */ +#define NHMEX_C0_MSR_PMON_GLOBAL_CTL 0xd00 +#define NHMEX_C0_MSR_PMON_CTR0 0xd11 +#define NHMEX_C0_MSR_PMON_EV_SEL0 0xd10 +#define NHMEX_C_MSR_OFFSET 0x20 + +/* NHM-EX Bbox */ +#define NHMEX_B0_MSR_PMON_GLOBAL_CTL 0xc20 +#define NHMEX_B0_MSR_PMON_CTR0 0xc31 +#define NHMEX_B0_MSR_PMON_CTL0 0xc30 +#define NHMEX_B_MSR_OFFSET 0x40 +#define NHMEX_B0_MSR_MATCH 0xe45 +#define NHMEX_B0_MSR_MASK 0xe46 +#define NHMEX_B1_MSR_MATCH 0xe4d +#define NHMEX_B1_MSR_MASK 0xe4e + +#define NHMEX_B_PMON_CTL_EN (1 << 0) +#define NHMEX_B_PMON_CTL_EV_SEL_SHIFT 1 +#define NHMEX_B_PMON_CTL_EV_SEL_MASK \ + (0x1f << NHMEX_B_PMON_CTL_EV_SEL_SHIFT) +#define NHMEX_B_PMON_CTR_SHIFT 6 +#define NHMEX_B_PMON_CTR_MASK \ + (0x3 << NHMEX_B_PMON_CTR_SHIFT) +#define NHMEX_B_PMON_RAW_EVENT_MASK \ + (NHMEX_B_PMON_CTL_EV_SEL_MASK | \ + NHMEX_B_PMON_CTR_MASK) + +/* NHM-EX Sbox */ +#define NHMEX_S0_MSR_PMON_GLOBAL_CTL 0xc40 +#define NHMEX_S0_MSR_PMON_CTR0 0xc51 +#define NHMEX_S0_MSR_PMON_CTL0 0xc50 +#define NHMEX_S_MSR_OFFSET 0x80 +#define NHMEX_S0_MSR_MM_CFG 0xe48 +#define NHMEX_S0_MSR_MATCH 0xe49 +#define NHMEX_S0_MSR_MASK 0xe4a +#define NHMEX_S1_MSR_MM_CFG 0xe58 +#define NHMEX_S1_MSR_MATCH 0xe59 +#define NHMEX_S1_MSR_MASK 0xe5a + +#define NHMEX_S_PMON_MM_CFG_EN (0x1ULL << 63) +#define NHMEX_S_EVENT_TO_R_PROG_EV 0 + +/* NHM-EX Mbox */ +#define NHMEX_M0_MSR_GLOBAL_CTL 0xca0 +#define NHMEX_M0_MSR_PMU_DSP 0xca5 +#define NHMEX_M0_MSR_PMU_ISS 0xca6 +#define NHMEX_M0_MSR_PMU_MAP 0xca7 +#define NHMEX_M0_MSR_PMU_MSC_THR 0xca8 +#define NHMEX_M0_MSR_PMU_PGT 0xca9 +#define NHMEX_M0_MSR_PMU_PLD 0xcaa +#define NHMEX_M0_MSR_PMU_ZDP_CTL_FVC 0xcab +#define NHMEX_M0_MSR_PMU_CTL0 0xcb0 +#define NHMEX_M0_MSR_PMU_CNT0 0xcb1 +#define NHMEX_M_MSR_OFFSET 0x40 +#define NHMEX_M0_MSR_PMU_MM_CFG 0xe54 +#define NHMEX_M1_MSR_PMU_MM_CFG 0xe5c + +#define NHMEX_M_PMON_MM_CFG_EN (1ULL << 63) +#define NHMEX_M_PMON_ADDR_MATCH_MASK 0x3ffffffffULL +#define NHMEX_M_PMON_ADDR_MASK_MASK 0x7ffffffULL +#define NHMEX_M_PMON_ADDR_MASK_SHIFT 34 + +#define NHMEX_M_PMON_CTL_EN (1 << 0) +#define NHMEX_M_PMON_CTL_PMI_EN (1 << 1) +#define NHMEX_M_PMON_CTL_COUNT_MODE_SHIFT 2 +#define NHMEX_M_PMON_CTL_COUNT_MODE_MASK \ + (0x3 << NHMEX_M_PMON_CTL_COUNT_MODE_SHIFT) +#define NHMEX_M_PMON_CTL_STORAGE_MODE_SHIFT 4 +#define NHMEX_M_PMON_CTL_STORAGE_MODE_MASK \ + (0x3 << NHMEX_M_PMON_CTL_STORAGE_MODE_SHIFT) +#define NHMEX_M_PMON_CTL_WRAP_MODE (1 << 6) +#define NHMEX_M_PMON_CTL_FLAG_MODE (1 << 7) +#define NHMEX_M_PMON_CTL_INC_SEL_SHIFT 9 +#define NHMEX_M_PMON_CTL_INC_SEL_MASK \ + (0x1f << NHMEX_M_PMON_CTL_INC_SEL_SHIFT) +#define NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT 19 +#define NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK \ + (0x7 << NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT) +#define NHMEX_M_PMON_RAW_EVENT_MASK \ + (NHMEX_M_PMON_CTL_COUNT_MODE_MASK | \ + NHMEX_M_PMON_CTL_STORAGE_MODE_MASK | \ + NHMEX_M_PMON_CTL_WRAP_MODE | \ + NHMEX_M_PMON_CTL_FLAG_MODE | \ + NHMEX_M_PMON_CTL_INC_SEL_MASK | \ + NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK) + +#define NHMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 11) - 1) | (1 << 23)) +#define NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7ULL << (11 + 3 * (n))) + +#define WSMEX_M_PMON_ZDP_CTL_FVC_MASK (((1 << 12) - 1) | (1 << 24)) +#define WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(n) (0x7ULL << (12 + 3 * (n))) + +/* + * use the 9~13 bits to select event If the 7th bit is not set, + * otherwise use the 19~21 bits to select event. + */ +#define MBOX_INC_SEL(x) ((x) << NHMEX_M_PMON_CTL_INC_SEL_SHIFT) +#define MBOX_SET_FLAG_SEL(x) (((x) << NHMEX_M_PMON_CTL_SET_FLAG_SEL_SHIFT) | \ + NHMEX_M_PMON_CTL_FLAG_MODE) +#define MBOX_INC_SEL_MASK (NHMEX_M_PMON_CTL_INC_SEL_MASK | \ + NHMEX_M_PMON_CTL_FLAG_MODE) +#define MBOX_SET_FLAG_SEL_MASK (NHMEX_M_PMON_CTL_SET_FLAG_SEL_MASK | \ + NHMEX_M_PMON_CTL_FLAG_MODE) +#define MBOX_INC_SEL_EXTAR_REG(c, r) \ + EVENT_EXTRA_REG(MBOX_INC_SEL(c), NHMEX_M0_MSR_PMU_##r, \ + MBOX_INC_SEL_MASK, (u64)-1, NHMEX_M_##r) +#define MBOX_SET_FLAG_SEL_EXTRA_REG(c, r) \ + EVENT_EXTRA_REG(MBOX_SET_FLAG_SEL(c), NHMEX_M0_MSR_PMU_##r, \ + MBOX_SET_FLAG_SEL_MASK, \ + (u64)-1, NHMEX_M_##r) + +/* NHM-EX Rbox */ +#define NHMEX_R_MSR_GLOBAL_CTL 0xe00 +#define NHMEX_R_MSR_PMON_CTL0 0xe10 +#define NHMEX_R_MSR_PMON_CNT0 0xe11 +#define NHMEX_R_MSR_OFFSET 0x20 + +#define NHMEX_R_MSR_PORTN_QLX_CFG(n) \ + ((n) < 4 ? (0xe0c + (n)) : (0xe2c + (n) - 4)) +#define NHMEX_R_MSR_PORTN_IPERF_CFG0(n) (0xe04 + (n)) +#define NHMEX_R_MSR_PORTN_IPERF_CFG1(n) (0xe24 + (n)) +#define NHMEX_R_MSR_PORTN_XBR_OFFSET(n) \ + (((n) < 4 ? 0 : 0x10) + (n) * 4) +#define NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) \ + (0xe60 + NHMEX_R_MSR_PORTN_XBR_OFFSET(n)) +#define NHMEX_R_MSR_PORTN_XBR_SET1_MATCH(n) \ + (NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) + 1) +#define NHMEX_R_MSR_PORTN_XBR_SET1_MASK(n) \ + (NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(n) + 2) +#define NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) \ + (0xe70 + NHMEX_R_MSR_PORTN_XBR_OFFSET(n)) +#define NHMEX_R_MSR_PORTN_XBR_SET2_MATCH(n) \ + (NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) + 1) +#define NHMEX_R_MSR_PORTN_XBR_SET2_MASK(n) \ + (NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(n) + 2) + +#define NHMEX_R_PMON_CTL_EN (1 << 0) +#define NHMEX_R_PMON_CTL_EV_SEL_SHIFT 1 +#define NHMEX_R_PMON_CTL_EV_SEL_MASK \ + (0x1f << NHMEX_R_PMON_CTL_EV_SEL_SHIFT) +#define NHMEX_R_PMON_CTL_PMI_EN (1 << 6) +#define NHMEX_R_PMON_RAW_EVENT_MASK NHMEX_R_PMON_CTL_EV_SEL_MASK + +/* NHM-EX Wbox */ +#define NHMEX_W_MSR_GLOBAL_CTL 0xc80 +#define NHMEX_W_MSR_PMON_CNT0 0xc90 +#define NHMEX_W_MSR_PMON_EVT_SEL0 0xc91 +#define NHMEX_W_MSR_PMON_FIXED_CTR 0x394 +#define NHMEX_W_MSR_PMON_FIXED_CTL 0x395 + +#define NHMEX_W_PMON_GLOBAL_FIXED_EN (1ULL << 31) + +#define __BITS_VALUE(x, i, n) ((typeof(x))(((x) >> ((i) * (n))) & \ + ((1ULL << (n)) - 1))) + +DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(event5, event, "config:1-5"); +DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); +DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); +DEFINE_UNCORE_FORMAT_ATTR(thresh8, thresh, "config:24-31"); +DEFINE_UNCORE_FORMAT_ATTR(counter, counter, "config:6-7"); +DEFINE_UNCORE_FORMAT_ATTR(match, match, "config1:0-63"); +DEFINE_UNCORE_FORMAT_ATTR(mask, mask, "config2:0-63"); + +static void nhmex_uncore_msr_init_box(struct intel_uncore_box *box) +{ + wrmsrl(NHMEX_U_MSR_PMON_GLOBAL_CTL, NHMEX_U_PMON_GLOBAL_EN_ALL); +} + +static void nhmex_uncore_msr_disable_box(struct intel_uncore_box *box) +{ + unsigned msr = uncore_msr_box_ctl(box); + u64 config; + + if (msr) { + rdmsrl(msr, config); + config &= ~((1ULL << uncore_num_counters(box)) - 1); + /* WBox has a fixed counter */ + if (uncore_msr_fixed_ctl(box)) + config &= ~NHMEX_W_PMON_GLOBAL_FIXED_EN; + wrmsrl(msr, config); + } +} + +static void nhmex_uncore_msr_enable_box(struct intel_uncore_box *box) +{ + unsigned msr = uncore_msr_box_ctl(box); + u64 config; + + if (msr) { + rdmsrl(msr, config); + config |= (1ULL << uncore_num_counters(box)) - 1; + /* WBox has a fixed counter */ + if (uncore_msr_fixed_ctl(box)) + config |= NHMEX_W_PMON_GLOBAL_FIXED_EN; + wrmsrl(msr, config); + } +} + +static void nhmex_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + wrmsrl(event->hw.config_base, 0); +} + +static void nhmex_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->idx >= UNCORE_PMC_IDX_FIXED) + wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0); + else if (box->pmu->type->event_mask & NHMEX_PMON_CTL_EN_BIT0) + wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22); + else + wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT0); +} + +#define NHMEX_UNCORE_OPS_COMMON_INIT() \ + .init_box = nhmex_uncore_msr_init_box, \ + .disable_box = nhmex_uncore_msr_disable_box, \ + .enable_box = nhmex_uncore_msr_enable_box, \ + .disable_event = nhmex_uncore_msr_disable_event, \ + .read_counter = uncore_msr_read_counter + +static struct intel_uncore_ops nhmex_uncore_ops = { + NHMEX_UNCORE_OPS_COMMON_INIT(), + .enable_event = nhmex_uncore_msr_enable_event, +}; + +static struct attribute *nhmex_uncore_ubox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_edge.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_ubox_format_group = { + .name = "format", + .attrs = nhmex_uncore_ubox_formats_attr, +}; + +static struct intel_uncore_type nhmex_uncore_ubox = { + .name = "ubox", + .num_counters = 1, + .num_boxes = 1, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_U_MSR_PMON_EV_SEL, + .perf_ctr = NHMEX_U_MSR_PMON_CTR, + .event_mask = NHMEX_U_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_U_MSR_PMON_GLOBAL_CTL, + .ops = &nhmex_uncore_ops, + .format_group = &nhmex_uncore_ubox_format_group +}; + +static struct attribute *nhmex_uncore_cbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_cbox_format_group = { + .name = "format", + .attrs = nhmex_uncore_cbox_formats_attr, +}; + +/* msr offset for each instance of cbox */ +static unsigned nhmex_cbox_msr_offsets[] = { + 0x0, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x240, 0x2c0, +}; + +static struct intel_uncore_type nhmex_uncore_cbox = { + .name = "cbox", + .num_counters = 6, + .num_boxes = 10, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_C0_MSR_PMON_EV_SEL0, + .perf_ctr = NHMEX_C0_MSR_PMON_CTR0, + .event_mask = NHMEX_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_C0_MSR_PMON_GLOBAL_CTL, + .msr_offsets = nhmex_cbox_msr_offsets, + .pair_ctr_ctl = 1, + .ops = &nhmex_uncore_ops, + .format_group = &nhmex_uncore_cbox_format_group +}; + +static struct uncore_event_desc nhmex_uncore_wbox_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_type nhmex_uncore_wbox = { + .name = "wbox", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_W_MSR_PMON_CNT0, + .perf_ctr = NHMEX_W_MSR_PMON_EVT_SEL0, + .fixed_ctr = NHMEX_W_MSR_PMON_FIXED_CTR, + .fixed_ctl = NHMEX_W_MSR_PMON_FIXED_CTL, + .event_mask = NHMEX_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_W_MSR_GLOBAL_CTL, + .pair_ctr_ctl = 1, + .event_descs = nhmex_uncore_wbox_events, + .ops = &nhmex_uncore_ops, + .format_group = &nhmex_uncore_cbox_format_group +}; + +static int nhmex_bbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + int ctr, ev_sel; + + ctr = (hwc->config & NHMEX_B_PMON_CTR_MASK) >> + NHMEX_B_PMON_CTR_SHIFT; + ev_sel = (hwc->config & NHMEX_B_PMON_CTL_EV_SEL_MASK) >> + NHMEX_B_PMON_CTL_EV_SEL_SHIFT; + + /* events that do not use the match/mask registers */ + if ((ctr == 0 && ev_sel > 0x3) || (ctr == 1 && ev_sel > 0x6) || + (ctr == 2 && ev_sel != 0x4) || ctr == 3) + return 0; + + if (box->pmu->pmu_idx == 0) + reg1->reg = NHMEX_B0_MSR_MATCH; + else + reg1->reg = NHMEX_B1_MSR_MATCH; + reg1->idx = 0; + reg1->config = event->attr.config1; + reg2->config = event->attr.config2; + return 0; +} + +static void nhmex_bbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + + if (reg1->idx != EXTRA_REG_NONE) { + wrmsrl(reg1->reg, reg1->config); + wrmsrl(reg1->reg + 1, reg2->config); + } + wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0 | + (hwc->config & NHMEX_B_PMON_CTL_EV_SEL_MASK)); +} + +/* + * The Bbox has 4 counters, but each counter monitors different events. + * Use bits 6-7 in the event config to select counter. + */ +static struct event_constraint nhmex_uncore_bbox_constraints[] = { + EVENT_CONSTRAINT(0 , 1, 0xc0), + EVENT_CONSTRAINT(0x40, 2, 0xc0), + EVENT_CONSTRAINT(0x80, 4, 0xc0), + EVENT_CONSTRAINT(0xc0, 8, 0xc0), + EVENT_CONSTRAINT_END, +}; + +static struct attribute *nhmex_uncore_bbox_formats_attr[] = { + &format_attr_event5.attr, + &format_attr_counter.attr, + &format_attr_match.attr, + &format_attr_mask.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_bbox_format_group = { + .name = "format", + .attrs = nhmex_uncore_bbox_formats_attr, +}; + +static struct intel_uncore_ops nhmex_uncore_bbox_ops = { + NHMEX_UNCORE_OPS_COMMON_INIT(), + .enable_event = nhmex_bbox_msr_enable_event, + .hw_config = nhmex_bbox_hw_config, + .get_constraint = uncore_get_constraint, + .put_constraint = uncore_put_constraint, +}; + +static struct intel_uncore_type nhmex_uncore_bbox = { + .name = "bbox", + .num_counters = 4, + .num_boxes = 2, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_B0_MSR_PMON_CTL0, + .perf_ctr = NHMEX_B0_MSR_PMON_CTR0, + .event_mask = NHMEX_B_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_B0_MSR_PMON_GLOBAL_CTL, + .msr_offset = NHMEX_B_MSR_OFFSET, + .pair_ctr_ctl = 1, + .num_shared_regs = 1, + .constraints = nhmex_uncore_bbox_constraints, + .ops = &nhmex_uncore_bbox_ops, + .format_group = &nhmex_uncore_bbox_format_group +}; + +static int nhmex_sbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + + /* only TO_R_PROG_EV event uses the match/mask register */ + if ((hwc->config & NHMEX_PMON_CTL_EV_SEL_MASK) != + NHMEX_S_EVENT_TO_R_PROG_EV) + return 0; + + if (box->pmu->pmu_idx == 0) + reg1->reg = NHMEX_S0_MSR_MM_CFG; + else + reg1->reg = NHMEX_S1_MSR_MM_CFG; + reg1->idx = 0; + reg1->config = event->attr.config1; + reg2->config = event->attr.config2; + return 0; +} + +static void nhmex_sbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + + if (reg1->idx != EXTRA_REG_NONE) { + wrmsrl(reg1->reg, 0); + wrmsrl(reg1->reg + 1, reg1->config); + wrmsrl(reg1->reg + 2, reg2->config); + wrmsrl(reg1->reg, NHMEX_S_PMON_MM_CFG_EN); + } + wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22); +} + +static struct attribute *nhmex_uncore_sbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + &format_attr_match.attr, + &format_attr_mask.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_sbox_format_group = { + .name = "format", + .attrs = nhmex_uncore_sbox_formats_attr, +}; + +static struct intel_uncore_ops nhmex_uncore_sbox_ops = { + NHMEX_UNCORE_OPS_COMMON_INIT(), + .enable_event = nhmex_sbox_msr_enable_event, + .hw_config = nhmex_sbox_hw_config, + .get_constraint = uncore_get_constraint, + .put_constraint = uncore_put_constraint, +}; + +static struct intel_uncore_type nhmex_uncore_sbox = { + .name = "sbox", + .num_counters = 4, + .num_boxes = 2, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_S0_MSR_PMON_CTL0, + .perf_ctr = NHMEX_S0_MSR_PMON_CTR0, + .event_mask = NHMEX_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_S0_MSR_PMON_GLOBAL_CTL, + .msr_offset = NHMEX_S_MSR_OFFSET, + .pair_ctr_ctl = 1, + .num_shared_regs = 1, + .ops = &nhmex_uncore_sbox_ops, + .format_group = &nhmex_uncore_sbox_format_group +}; + +enum { + EXTRA_REG_NHMEX_M_FILTER, + EXTRA_REG_NHMEX_M_DSP, + EXTRA_REG_NHMEX_M_ISS, + EXTRA_REG_NHMEX_M_MAP, + EXTRA_REG_NHMEX_M_MSC_THR, + EXTRA_REG_NHMEX_M_PGT, + EXTRA_REG_NHMEX_M_PLD, + EXTRA_REG_NHMEX_M_ZDP_CTL_FVC, +}; + +static struct extra_reg nhmex_uncore_mbox_extra_regs[] = { + MBOX_INC_SEL_EXTAR_REG(0x0, DSP), + MBOX_INC_SEL_EXTAR_REG(0x4, MSC_THR), + MBOX_INC_SEL_EXTAR_REG(0x5, MSC_THR), + MBOX_INC_SEL_EXTAR_REG(0x9, ISS), + /* event 0xa uses two extra registers */ + MBOX_INC_SEL_EXTAR_REG(0xa, ISS), + MBOX_INC_SEL_EXTAR_REG(0xa, PLD), + MBOX_INC_SEL_EXTAR_REG(0xb, PLD), + /* events 0xd ~ 0x10 use the same extra register */ + MBOX_INC_SEL_EXTAR_REG(0xd, ZDP_CTL_FVC), + MBOX_INC_SEL_EXTAR_REG(0xe, ZDP_CTL_FVC), + MBOX_INC_SEL_EXTAR_REG(0xf, ZDP_CTL_FVC), + MBOX_INC_SEL_EXTAR_REG(0x10, ZDP_CTL_FVC), + MBOX_INC_SEL_EXTAR_REG(0x16, PGT), + MBOX_SET_FLAG_SEL_EXTRA_REG(0x0, DSP), + MBOX_SET_FLAG_SEL_EXTRA_REG(0x1, ISS), + MBOX_SET_FLAG_SEL_EXTRA_REG(0x5, PGT), + MBOX_SET_FLAG_SEL_EXTRA_REG(0x6, MAP), + EVENT_EXTRA_END +}; + +/* Nehalem-EX or Westmere-EX ? */ +static bool uncore_nhmex; + +static bool nhmex_mbox_get_shared_reg(struct intel_uncore_box *box, int idx, u64 config) +{ + struct intel_uncore_extra_reg *er; + unsigned long flags; + bool ret = false; + u64 mask; + + if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { + er = &box->shared_regs[idx]; + raw_spin_lock_irqsave(&er->lock, flags); + if (!atomic_read(&er->ref) || er->config == config) { + atomic_inc(&er->ref); + er->config = config; + ret = true; + } + raw_spin_unlock_irqrestore(&er->lock, flags); + + return ret; + } + /* + * The ZDP_CTL_FVC MSR has 4 fields which are used to control + * events 0xd ~ 0x10. Besides these 4 fields, there are additional + * fields which are shared. + */ + idx -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; + if (WARN_ON_ONCE(idx >= 4)) + return false; + + /* mask of the shared fields */ + if (uncore_nhmex) + mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK; + else + mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK; + er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; + + raw_spin_lock_irqsave(&er->lock, flags); + /* add mask of the non-shared field if it's in use */ + if (__BITS_VALUE(atomic_read(&er->ref), idx, 8)) { + if (uncore_nhmex) + mask |= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + mask |= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + } + + if (!atomic_read(&er->ref) || !((er->config ^ config) & mask)) { + atomic_add(1 << (idx * 8), &er->ref); + if (uncore_nhmex) + mask = NHMEX_M_PMON_ZDP_CTL_FVC_MASK | + NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + mask = WSMEX_M_PMON_ZDP_CTL_FVC_MASK | + WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + er->config &= ~mask; + er->config |= (config & mask); + ret = true; + } + raw_spin_unlock_irqrestore(&er->lock, flags); + + return ret; +} + +static void nhmex_mbox_put_shared_reg(struct intel_uncore_box *box, int idx) +{ + struct intel_uncore_extra_reg *er; + + if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { + er = &box->shared_regs[idx]; + atomic_dec(&er->ref); + return; + } + + idx -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; + er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; + atomic_sub(1 << (idx * 8), &er->ref); +} + +static u64 nhmex_mbox_alter_er(struct perf_event *event, int new_idx, bool modify) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + u64 idx, orig_idx = __BITS_VALUE(reg1->idx, 0, 8); + u64 config = reg1->config; + + /* get the non-shared control bits and shift them */ + idx = orig_idx - EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; + if (uncore_nhmex) + config &= NHMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + else + config &= WSMEX_M_PMON_ZDP_CTL_FVC_EVENT_MASK(idx); + if (new_idx > orig_idx) { + idx = new_idx - orig_idx; + config <<= 3 * idx; + } else { + idx = orig_idx - new_idx; + config >>= 3 * idx; + } + + /* add the shared control bits back */ + if (uncore_nhmex) + config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; + else + config |= WSMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; + config |= NHMEX_M_PMON_ZDP_CTL_FVC_MASK & reg1->config; + if (modify) { + /* adjust the main event selector */ + if (new_idx > orig_idx) + hwc->config += idx << NHMEX_M_PMON_CTL_INC_SEL_SHIFT; + else + hwc->config -= idx << NHMEX_M_PMON_CTL_INC_SEL_SHIFT; + reg1->config = config; + reg1->idx = ~0xff | new_idx; + } + return config; +} + +static struct event_constraint * +nhmex_mbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; + int i, idx[2], alloc = 0; + u64 config1 = reg1->config; + + idx[0] = __BITS_VALUE(reg1->idx, 0, 8); + idx[1] = __BITS_VALUE(reg1->idx, 1, 8); +again: + for (i = 0; i < 2; i++) { + if (!uncore_box_is_fake(box) && (reg1->alloc & (0x1 << i))) + idx[i] = 0xff; + + if (idx[i] == 0xff) + continue; + + if (!nhmex_mbox_get_shared_reg(box, idx[i], + __BITS_VALUE(config1, i, 32))) + goto fail; + alloc |= (0x1 << i); + } + + /* for the match/mask registers */ + if (reg2->idx != EXTRA_REG_NONE && + (uncore_box_is_fake(box) || !reg2->alloc) && + !nhmex_mbox_get_shared_reg(box, reg2->idx, reg2->config)) + goto fail; + + /* + * If it's a fake box -- as per validate_{group,event}() we + * shouldn't touch event state and we can avoid doing so + * since both will only call get_event_constraints() once + * on each event, this avoids the need for reg->alloc. + */ + if (!uncore_box_is_fake(box)) { + if (idx[0] != 0xff && idx[0] != __BITS_VALUE(reg1->idx, 0, 8)) + nhmex_mbox_alter_er(event, idx[0], true); + reg1->alloc |= alloc; + if (reg2->idx != EXTRA_REG_NONE) + reg2->alloc = 1; + } + return NULL; +fail: + if (idx[0] != 0xff && !(alloc & 0x1) && + idx[0] >= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) { + /* + * events 0xd ~ 0x10 are functional identical, but are + * controlled by different fields in the ZDP_CTL_FVC + * register. If we failed to take one field, try the + * rest 3 choices. + */ + BUG_ON(__BITS_VALUE(reg1->idx, 1, 8) != 0xff); + idx[0] -= EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; + idx[0] = (idx[0] + 1) % 4; + idx[0] += EXTRA_REG_NHMEX_M_ZDP_CTL_FVC; + if (idx[0] != __BITS_VALUE(reg1->idx, 0, 8)) { + config1 = nhmex_mbox_alter_er(event, idx[0], false); + goto again; + } + } + + if (alloc & 0x1) + nhmex_mbox_put_shared_reg(box, idx[0]); + if (alloc & 0x2) + nhmex_mbox_put_shared_reg(box, idx[1]); + return &uncore_constraint_empty; +} + +static void nhmex_mbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; + + if (uncore_box_is_fake(box)) + return; + + if (reg1->alloc & 0x1) + nhmex_mbox_put_shared_reg(box, __BITS_VALUE(reg1->idx, 0, 8)); + if (reg1->alloc & 0x2) + nhmex_mbox_put_shared_reg(box, __BITS_VALUE(reg1->idx, 1, 8)); + reg1->alloc = 0; + + if (reg2->alloc) { + nhmex_mbox_put_shared_reg(box, reg2->idx); + reg2->alloc = 0; + } +} + +static int nhmex_mbox_extra_reg_idx(struct extra_reg *er) +{ + if (er->idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) + return er->idx; + return er->idx + (er->event >> NHMEX_M_PMON_CTL_INC_SEL_SHIFT) - 0xd; +} + +static int nhmex_mbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct intel_uncore_type *type = box->pmu->type; + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; + struct extra_reg *er; + unsigned msr; + int reg_idx = 0; + /* + * The mbox events may require 2 extra MSRs at the most. But only + * the lower 32 bits in these MSRs are significant, so we can use + * config1 to pass two MSRs' config. + */ + for (er = nhmex_uncore_mbox_extra_regs; er->msr; er++) { + if (er->event != (event->hw.config & er->config_mask)) + continue; + if (event->attr.config1 & ~er->valid_mask) + return -EINVAL; + + msr = er->msr + type->msr_offset * box->pmu->pmu_idx; + if (WARN_ON_ONCE(msr >= 0xffff || er->idx >= 0xff)) + return -EINVAL; + + /* always use the 32~63 bits to pass the PLD config */ + if (er->idx == EXTRA_REG_NHMEX_M_PLD) + reg_idx = 1; + else if (WARN_ON_ONCE(reg_idx > 0)) + return -EINVAL; + + reg1->idx &= ~(0xff << (reg_idx * 8)); + reg1->reg &= ~(0xffff << (reg_idx * 16)); + reg1->idx |= nhmex_mbox_extra_reg_idx(er) << (reg_idx * 8); + reg1->reg |= msr << (reg_idx * 16); + reg1->config = event->attr.config1; + reg_idx++; + } + /* + * The mbox only provides ability to perform address matching + * for the PLD events. + */ + if (reg_idx == 2) { + reg2->idx = EXTRA_REG_NHMEX_M_FILTER; + if (event->attr.config2 & NHMEX_M_PMON_MM_CFG_EN) + reg2->config = event->attr.config2; + else + reg2->config = ~0ULL; + if (box->pmu->pmu_idx == 0) + reg2->reg = NHMEX_M0_MSR_PMU_MM_CFG; + else + reg2->reg = NHMEX_M1_MSR_PMU_MM_CFG; + } + return 0; +} + +static u64 nhmex_mbox_shared_reg_config(struct intel_uncore_box *box, int idx) +{ + struct intel_uncore_extra_reg *er; + unsigned long flags; + u64 config; + + if (idx < EXTRA_REG_NHMEX_M_ZDP_CTL_FVC) + return box->shared_regs[idx].config; + + er = &box->shared_regs[EXTRA_REG_NHMEX_M_ZDP_CTL_FVC]; + raw_spin_lock_irqsave(&er->lock, flags); + config = er->config; + raw_spin_unlock_irqrestore(&er->lock, flags); + return config; +} + +static void nhmex_mbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + int idx; + + idx = __BITS_VALUE(reg1->idx, 0, 8); + if (idx != 0xff) + wrmsrl(__BITS_VALUE(reg1->reg, 0, 16), + nhmex_mbox_shared_reg_config(box, idx)); + idx = __BITS_VALUE(reg1->idx, 1, 8); + if (idx != 0xff) + wrmsrl(__BITS_VALUE(reg1->reg, 1, 16), + nhmex_mbox_shared_reg_config(box, idx)); + + if (reg2->idx != EXTRA_REG_NONE) { + wrmsrl(reg2->reg, 0); + if (reg2->config != ~0ULL) { + wrmsrl(reg2->reg + 1, + reg2->config & NHMEX_M_PMON_ADDR_MATCH_MASK); + wrmsrl(reg2->reg + 2, NHMEX_M_PMON_ADDR_MASK_MASK & + (reg2->config >> NHMEX_M_PMON_ADDR_MASK_SHIFT)); + wrmsrl(reg2->reg, NHMEX_M_PMON_MM_CFG_EN); + } + } + + wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT0); +} + +DEFINE_UNCORE_FORMAT_ATTR(count_mode, count_mode, "config:2-3"); +DEFINE_UNCORE_FORMAT_ATTR(storage_mode, storage_mode, "config:4-5"); +DEFINE_UNCORE_FORMAT_ATTR(wrap_mode, wrap_mode, "config:6"); +DEFINE_UNCORE_FORMAT_ATTR(flag_mode, flag_mode, "config:7"); +DEFINE_UNCORE_FORMAT_ATTR(inc_sel, inc_sel, "config:9-13"); +DEFINE_UNCORE_FORMAT_ATTR(set_flag_sel, set_flag_sel, "config:19-21"); +DEFINE_UNCORE_FORMAT_ATTR(filter_cfg_en, filter_cfg_en, "config2:63"); +DEFINE_UNCORE_FORMAT_ATTR(filter_match, filter_match, "config2:0-33"); +DEFINE_UNCORE_FORMAT_ATTR(filter_mask, filter_mask, "config2:34-61"); +DEFINE_UNCORE_FORMAT_ATTR(dsp, dsp, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(thr, thr, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(fvc, fvc, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(pgt, pgt, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(map, map, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(iss, iss, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(pld, pld, "config1:32-63"); + +static struct attribute *nhmex_uncore_mbox_formats_attr[] = { + &format_attr_count_mode.attr, + &format_attr_storage_mode.attr, + &format_attr_wrap_mode.attr, + &format_attr_flag_mode.attr, + &format_attr_inc_sel.attr, + &format_attr_set_flag_sel.attr, + &format_attr_filter_cfg_en.attr, + &format_attr_filter_match.attr, + &format_attr_filter_mask.attr, + &format_attr_dsp.attr, + &format_attr_thr.attr, + &format_attr_fvc.attr, + &format_attr_pgt.attr, + &format_attr_map.attr, + &format_attr_iss.attr, + &format_attr_pld.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_mbox_format_group = { + .name = "format", + .attrs = nhmex_uncore_mbox_formats_attr, +}; + +static struct uncore_event_desc nhmex_uncore_mbox_events[] = { + INTEL_UNCORE_EVENT_DESC(bbox_cmds_read, "inc_sel=0xd,fvc=0x2800"), + INTEL_UNCORE_EVENT_DESC(bbox_cmds_write, "inc_sel=0xd,fvc=0x2820"), + { /* end: all zeroes */ }, +}; + +static struct uncore_event_desc wsmex_uncore_mbox_events[] = { + INTEL_UNCORE_EVENT_DESC(bbox_cmds_read, "inc_sel=0xd,fvc=0x5000"), + INTEL_UNCORE_EVENT_DESC(bbox_cmds_write, "inc_sel=0xd,fvc=0x5040"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_ops nhmex_uncore_mbox_ops = { + NHMEX_UNCORE_OPS_COMMON_INIT(), + .enable_event = nhmex_mbox_msr_enable_event, + .hw_config = nhmex_mbox_hw_config, + .get_constraint = nhmex_mbox_get_constraint, + .put_constraint = nhmex_mbox_put_constraint, +}; + +static struct intel_uncore_type nhmex_uncore_mbox = { + .name = "mbox", + .num_counters = 6, + .num_boxes = 2, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_M0_MSR_PMU_CTL0, + .perf_ctr = NHMEX_M0_MSR_PMU_CNT0, + .event_mask = NHMEX_M_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_M0_MSR_GLOBAL_CTL, + .msr_offset = NHMEX_M_MSR_OFFSET, + .pair_ctr_ctl = 1, + .num_shared_regs = 8, + .event_descs = nhmex_uncore_mbox_events, + .ops = &nhmex_uncore_mbox_ops, + .format_group = &nhmex_uncore_mbox_format_group, +}; + +static void nhmex_rbox_alter_er(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + /* adjust the main event selector and extra register index */ + if (reg1->idx % 2) { + reg1->idx--; + hwc->config -= 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; + } else { + reg1->idx++; + hwc->config += 1 << NHMEX_R_PMON_CTL_EV_SEL_SHIFT; + } + + /* adjust extra register config */ + switch (reg1->idx % 6) { + case 2: + /* shift the 8~15 bits to the 0~7 bits */ + reg1->config >>= 8; + break; + case 3: + /* shift the 0~7 bits to the 8~15 bits */ + reg1->config <<= 8; + break; + } +} + +/* + * Each rbox has 4 event set which monitor PQI port 0~3 or 4~7. + * An event set consists of 6 events, the 3rd and 4th events in + * an event set use the same extra register. So an event set uses + * 5 extra registers. + */ +static struct event_constraint * +nhmex_rbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + struct intel_uncore_extra_reg *er; + unsigned long flags; + int idx, er_idx; + u64 config1; + bool ok = false; + + if (!uncore_box_is_fake(box) && reg1->alloc) + return NULL; + + idx = reg1->idx % 6; + config1 = reg1->config; +again: + er_idx = idx; + /* the 3rd and 4th events use the same extra register */ + if (er_idx > 2) + er_idx--; + er_idx += (reg1->idx / 6) * 5; + + er = &box->shared_regs[er_idx]; + raw_spin_lock_irqsave(&er->lock, flags); + if (idx < 2) { + if (!atomic_read(&er->ref) || er->config == reg1->config) { + atomic_inc(&er->ref); + er->config = reg1->config; + ok = true; + } + } else if (idx == 2 || idx == 3) { + /* + * these two events use different fields in a extra register, + * the 0~7 bits and the 8~15 bits respectively. + */ + u64 mask = 0xff << ((idx - 2) * 8); + if (!__BITS_VALUE(atomic_read(&er->ref), idx - 2, 8) || + !((er->config ^ config1) & mask)) { + atomic_add(1 << ((idx - 2) * 8), &er->ref); + er->config &= ~mask; + er->config |= config1 & mask; + ok = true; + } + } else { + if (!atomic_read(&er->ref) || + (er->config == (hwc->config >> 32) && + er->config1 == reg1->config && + er->config2 == reg2->config)) { + atomic_inc(&er->ref); + er->config = (hwc->config >> 32); + er->config1 = reg1->config; + er->config2 = reg2->config; + ok = true; + } + } + raw_spin_unlock_irqrestore(&er->lock, flags); + + if (!ok) { + /* + * The Rbox events are always in pairs. The paired + * events are functional identical, but use different + * extra registers. If we failed to take an extra + * register, try the alternative. + */ + idx ^= 1; + if (idx != reg1->idx % 6) { + if (idx == 2) + config1 >>= 8; + else if (idx == 3) + config1 <<= 8; + goto again; + } + } else { + if (!uncore_box_is_fake(box)) { + if (idx != reg1->idx % 6) + nhmex_rbox_alter_er(box, event); + reg1->alloc = 1; + } + return NULL; + } + return &uncore_constraint_empty; +} + +static void nhmex_rbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct intel_uncore_extra_reg *er; + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + int idx, er_idx; + + if (uncore_box_is_fake(box) || !reg1->alloc) + return; + + idx = reg1->idx % 6; + er_idx = idx; + if (er_idx > 2) + er_idx--; + er_idx += (reg1->idx / 6) * 5; + + er = &box->shared_regs[er_idx]; + if (idx == 2 || idx == 3) + atomic_sub(1 << ((idx - 2) * 8), &er->ref); + else + atomic_dec(&er->ref); + + reg1->alloc = 0; +} + +static int nhmex_rbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct hw_perf_event_extra *reg2 = &event->hw.branch_reg; + int idx; + + idx = (event->hw.config & NHMEX_R_PMON_CTL_EV_SEL_MASK) >> + NHMEX_R_PMON_CTL_EV_SEL_SHIFT; + if (idx >= 0x18) + return -EINVAL; + + reg1->idx = idx; + reg1->config = event->attr.config1; + + switch (idx % 6) { + case 4: + case 5: + hwc->config |= event->attr.config & (~0ULL << 32); + reg2->config = event->attr.config2; + break; + } + return 0; +} + +static void nhmex_rbox_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + int idx, port; + + idx = reg1->idx; + port = idx / 6 + box->pmu->pmu_idx * 4; + + switch (idx % 6) { + case 0: + wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG0(port), reg1->config); + break; + case 1: + wrmsrl(NHMEX_R_MSR_PORTN_IPERF_CFG1(port), reg1->config); + break; + case 2: + case 3: + wrmsrl(NHMEX_R_MSR_PORTN_QLX_CFG(port), + uncore_shared_reg_config(box, 2 + (idx / 6) * 5)); + break; + case 4: + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MM_CFG(port), + hwc->config >> 32); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MATCH(port), reg1->config); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET1_MASK(port), reg2->config); + break; + case 5: + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MM_CFG(port), + hwc->config >> 32); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MATCH(port), reg1->config); + wrmsrl(NHMEX_R_MSR_PORTN_XBR_SET2_MASK(port), reg2->config); + break; + } + + wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0 | + (hwc->config & NHMEX_R_PMON_CTL_EV_SEL_MASK)); +} + +DEFINE_UNCORE_FORMAT_ATTR(xbr_mm_cfg, xbr_mm_cfg, "config:32-63"); +DEFINE_UNCORE_FORMAT_ATTR(xbr_match, xbr_match, "config1:0-63"); +DEFINE_UNCORE_FORMAT_ATTR(xbr_mask, xbr_mask, "config2:0-63"); +DEFINE_UNCORE_FORMAT_ATTR(qlx_cfg, qlx_cfg, "config1:0-15"); +DEFINE_UNCORE_FORMAT_ATTR(iperf_cfg, iperf_cfg, "config1:0-31"); + +static struct attribute *nhmex_uncore_rbox_formats_attr[] = { + &format_attr_event5.attr, + &format_attr_xbr_mm_cfg.attr, + &format_attr_xbr_match.attr, + &format_attr_xbr_mask.attr, + &format_attr_qlx_cfg.attr, + &format_attr_iperf_cfg.attr, + NULL, +}; + +static struct attribute_group nhmex_uncore_rbox_format_group = { + .name = "format", + .attrs = nhmex_uncore_rbox_formats_attr, +}; + +static struct uncore_event_desc nhmex_uncore_rbox_events[] = { + INTEL_UNCORE_EVENT_DESC(qpi0_flit_send, "event=0x0,iperf_cfg=0x80000000"), + INTEL_UNCORE_EVENT_DESC(qpi1_filt_send, "event=0x6,iperf_cfg=0x80000000"), + INTEL_UNCORE_EVENT_DESC(qpi0_idle_filt, "event=0x0,iperf_cfg=0x40000000"), + INTEL_UNCORE_EVENT_DESC(qpi1_idle_filt, "event=0x6,iperf_cfg=0x40000000"), + INTEL_UNCORE_EVENT_DESC(qpi0_date_response, "event=0x0,iperf_cfg=0xc4"), + INTEL_UNCORE_EVENT_DESC(qpi1_date_response, "event=0x6,iperf_cfg=0xc4"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_ops nhmex_uncore_rbox_ops = { + NHMEX_UNCORE_OPS_COMMON_INIT(), + .enable_event = nhmex_rbox_msr_enable_event, + .hw_config = nhmex_rbox_hw_config, + .get_constraint = nhmex_rbox_get_constraint, + .put_constraint = nhmex_rbox_put_constraint, +}; + +static struct intel_uncore_type nhmex_uncore_rbox = { + .name = "rbox", + .num_counters = 8, + .num_boxes = 2, + .perf_ctr_bits = 48, + .event_ctl = NHMEX_R_MSR_PMON_CTL0, + .perf_ctr = NHMEX_R_MSR_PMON_CNT0, + .event_mask = NHMEX_R_PMON_RAW_EVENT_MASK, + .box_ctl = NHMEX_R_MSR_GLOBAL_CTL, + .msr_offset = NHMEX_R_MSR_OFFSET, + .pair_ctr_ctl = 1, + .num_shared_regs = 20, + .event_descs = nhmex_uncore_rbox_events, + .ops = &nhmex_uncore_rbox_ops, + .format_group = &nhmex_uncore_rbox_format_group +}; + +static struct intel_uncore_type *nhmex_msr_uncores[] = { + &nhmex_uncore_ubox, + &nhmex_uncore_cbox, + &nhmex_uncore_bbox, + &nhmex_uncore_sbox, + &nhmex_uncore_mbox, + &nhmex_uncore_rbox, + &nhmex_uncore_wbox, + NULL, +}; + +void nhmex_uncore_cpu_init(void) +{ + if (boot_cpu_data.x86_model == 46) + uncore_nhmex = true; + else + nhmex_uncore_mbox.event_descs = wsmex_uncore_mbox_events; + if (nhmex_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) + nhmex_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; + uncore_msr_uncores = nhmex_msr_uncores; +} +/* end of Nehalem-EX uncore support */ diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c new file mode 100644 index 000000000000..3001015b755c --- /dev/null +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_snb.c @@ -0,0 +1,636 @@ +/* Nehalem/SandBridge/Haswell uncore support */ +#include "perf_event_intel_uncore.h" + +/* SNB event control */ +#define SNB_UNC_CTL_EV_SEL_MASK 0x000000ff +#define SNB_UNC_CTL_UMASK_MASK 0x0000ff00 +#define SNB_UNC_CTL_EDGE_DET (1 << 18) +#define SNB_UNC_CTL_EN (1 << 22) +#define SNB_UNC_CTL_INVERT (1 << 23) +#define SNB_UNC_CTL_CMASK_MASK 0x1f000000 +#define NHM_UNC_CTL_CMASK_MASK 0xff000000 +#define NHM_UNC_FIXED_CTR_CTL_EN (1 << 0) + +#define SNB_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ + SNB_UNC_CTL_UMASK_MASK | \ + SNB_UNC_CTL_EDGE_DET | \ + SNB_UNC_CTL_INVERT | \ + SNB_UNC_CTL_CMASK_MASK) + +#define NHM_UNC_RAW_EVENT_MASK (SNB_UNC_CTL_EV_SEL_MASK | \ + SNB_UNC_CTL_UMASK_MASK | \ + SNB_UNC_CTL_EDGE_DET | \ + SNB_UNC_CTL_INVERT | \ + NHM_UNC_CTL_CMASK_MASK) + +/* SNB global control register */ +#define SNB_UNC_PERF_GLOBAL_CTL 0x391 +#define SNB_UNC_FIXED_CTR_CTRL 0x394 +#define SNB_UNC_FIXED_CTR 0x395 + +/* SNB uncore global control */ +#define SNB_UNC_GLOBAL_CTL_CORE_ALL ((1 << 4) - 1) +#define SNB_UNC_GLOBAL_CTL_EN (1 << 29) + +/* SNB Cbo register */ +#define SNB_UNC_CBO_0_PERFEVTSEL0 0x700 +#define SNB_UNC_CBO_0_PER_CTR0 0x706 +#define SNB_UNC_CBO_MSR_OFFSET 0x10 + +/* NHM global control register */ +#define NHM_UNC_PERF_GLOBAL_CTL 0x391 +#define NHM_UNC_FIXED_CTR 0x394 +#define NHM_UNC_FIXED_CTR_CTRL 0x395 + +/* NHM uncore global control */ +#define NHM_UNC_GLOBAL_CTL_EN_PC_ALL ((1ULL << 8) - 1) +#define NHM_UNC_GLOBAL_CTL_EN_FC (1ULL << 32) + +/* NHM uncore register */ +#define NHM_UNC_PERFEVTSEL0 0x3c0 +#define NHM_UNC_UNCORE_PMC0 0x3b0 + +DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); +DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); +DEFINE_UNCORE_FORMAT_ATTR(cmask5, cmask, "config:24-28"); +DEFINE_UNCORE_FORMAT_ATTR(cmask8, cmask, "config:24-31"); + +/* Sandy Bridge uncore support */ +static void snb_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->idx < UNCORE_PMC_IDX_FIXED) + wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); + else + wrmsrl(hwc->config_base, SNB_UNC_CTL_EN); +} + +static void snb_uncore_msr_disable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + wrmsrl(event->hw.config_base, 0); +} + +static void snb_uncore_msr_init_box(struct intel_uncore_box *box) +{ + if (box->pmu->pmu_idx == 0) { + wrmsrl(SNB_UNC_PERF_GLOBAL_CTL, + SNB_UNC_GLOBAL_CTL_EN | SNB_UNC_GLOBAL_CTL_CORE_ALL); + } +} + +static struct uncore_event_desc snb_uncore_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + { /* end: all zeroes */ }, +}; + +static struct attribute *snb_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_cmask5.attr, + NULL, +}; + +static struct attribute_group snb_uncore_format_group = { + .name = "format", + .attrs = snb_uncore_formats_attr, +}; + +static struct intel_uncore_ops snb_uncore_msr_ops = { + .init_box = snb_uncore_msr_init_box, + .disable_event = snb_uncore_msr_disable_event, + .enable_event = snb_uncore_msr_enable_event, + .read_counter = uncore_msr_read_counter, +}; + +static struct event_constraint snb_uncore_cbox_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x80, 0x1), + UNCORE_EVENT_CONSTRAINT(0x83, 0x1), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type snb_uncore_cbox = { + .name = "cbox", + .num_counters = 2, + .num_boxes = 4, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = SNB_UNC_CBO_0_PER_CTR0, + .event_ctl = SNB_UNC_CBO_0_PERFEVTSEL0, + .fixed_ctr = SNB_UNC_FIXED_CTR, + .fixed_ctl = SNB_UNC_FIXED_CTR_CTRL, + .single_fixed = 1, + .event_mask = SNB_UNC_RAW_EVENT_MASK, + .msr_offset = SNB_UNC_CBO_MSR_OFFSET, + .constraints = snb_uncore_cbox_constraints, + .ops = &snb_uncore_msr_ops, + .format_group = &snb_uncore_format_group, + .event_descs = snb_uncore_events, +}; + +static struct intel_uncore_type *snb_msr_uncores[] = { + &snb_uncore_cbox, + NULL, +}; + +void snb_uncore_cpu_init(void) +{ + uncore_msr_uncores = snb_msr_uncores; + if (snb_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) + snb_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; +} + +enum { + SNB_PCI_UNCORE_IMC, +}; + +static struct uncore_event_desc snb_uncore_imc_events[] = { + INTEL_UNCORE_EVENT_DESC(data_reads, "event=0x01"), + INTEL_UNCORE_EVENT_DESC(data_reads.scale, "6.103515625e-5"), + INTEL_UNCORE_EVENT_DESC(data_reads.unit, "MiB"), + + INTEL_UNCORE_EVENT_DESC(data_writes, "event=0x02"), + INTEL_UNCORE_EVENT_DESC(data_writes.scale, "6.103515625e-5"), + INTEL_UNCORE_EVENT_DESC(data_writes.unit, "MiB"), + + { /* end: all zeroes */ }, +}; + +#define SNB_UNCORE_PCI_IMC_EVENT_MASK 0xff +#define SNB_UNCORE_PCI_IMC_BAR_OFFSET 0x48 + +/* page size multiple covering all config regs */ +#define SNB_UNCORE_PCI_IMC_MAP_SIZE 0x6000 + +#define SNB_UNCORE_PCI_IMC_DATA_READS 0x1 +#define SNB_UNCORE_PCI_IMC_DATA_READS_BASE 0x5050 +#define SNB_UNCORE_PCI_IMC_DATA_WRITES 0x2 +#define SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE 0x5054 +#define SNB_UNCORE_PCI_IMC_CTR_BASE SNB_UNCORE_PCI_IMC_DATA_READS_BASE + +static struct attribute *snb_uncore_imc_formats_attr[] = { + &format_attr_event.attr, + NULL, +}; + +static struct attribute_group snb_uncore_imc_format_group = { + .name = "format", + .attrs = snb_uncore_imc_formats_attr, +}; + +static void snb_uncore_imc_init_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + int where = SNB_UNCORE_PCI_IMC_BAR_OFFSET; + resource_size_t addr; + u32 pci_dword; + + pci_read_config_dword(pdev, where, &pci_dword); + addr = pci_dword; + +#ifdef CONFIG_PHYS_ADDR_T_64BIT + pci_read_config_dword(pdev, where + 4, &pci_dword); + addr |= ((resource_size_t)pci_dword << 32); +#endif + + addr &= ~(PAGE_SIZE - 1); + + box->io_addr = ioremap(addr, SNB_UNCORE_PCI_IMC_MAP_SIZE); + box->hrtimer_duration = UNCORE_SNB_IMC_HRTIMER_INTERVAL; +} + +static void snb_uncore_imc_enable_box(struct intel_uncore_box *box) +{} + +static void snb_uncore_imc_disable_box(struct intel_uncore_box *box) +{} + +static void snb_uncore_imc_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{} + +static void snb_uncore_imc_disable_event(struct intel_uncore_box *box, struct perf_event *event) +{} + +static u64 snb_uncore_imc_read_counter(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + return (u64)*(unsigned int *)(box->io_addr + hwc->event_base); +} + +/* + * custom event_init() function because we define our own fixed, free + * running counters, so we do not want to conflict with generic uncore + * logic. Also simplifies processing + */ +static int snb_uncore_imc_event_init(struct perf_event *event) +{ + struct intel_uncore_pmu *pmu; + struct intel_uncore_box *box; + struct hw_perf_event *hwc = &event->hw; + u64 cfg = event->attr.config & SNB_UNCORE_PCI_IMC_EVENT_MASK; + int idx, base; + + if (event->attr.type != event->pmu->type) + return -ENOENT; + + pmu = uncore_event_to_pmu(event); + /* no device found for this pmu */ + if (pmu->func_id < 0) + return -ENOENT; + + /* Sampling not supported yet */ + if (hwc->sample_period) + return -EINVAL; + + /* unsupported modes and filters */ + if (event->attr.exclude_user || + event->attr.exclude_kernel || + event->attr.exclude_hv || + event->attr.exclude_idle || + event->attr.exclude_host || + event->attr.exclude_guest || + event->attr.sample_period) /* no sampling */ + return -EINVAL; + + /* + * Place all uncore events for a particular physical package + * onto a single cpu + */ + if (event->cpu < 0) + return -EINVAL; + + /* check only supported bits are set */ + if (event->attr.config & ~SNB_UNCORE_PCI_IMC_EVENT_MASK) + return -EINVAL; + + box = uncore_pmu_to_box(pmu, event->cpu); + if (!box || box->cpu < 0) + return -EINVAL; + + event->cpu = box->cpu; + + event->hw.idx = -1; + event->hw.last_tag = ~0ULL; + event->hw.extra_reg.idx = EXTRA_REG_NONE; + event->hw.branch_reg.idx = EXTRA_REG_NONE; + /* + * check event is known (whitelist, determines counter) + */ + switch (cfg) { + case SNB_UNCORE_PCI_IMC_DATA_READS: + base = SNB_UNCORE_PCI_IMC_DATA_READS_BASE; + idx = UNCORE_PMC_IDX_FIXED; + break; + case SNB_UNCORE_PCI_IMC_DATA_WRITES: + base = SNB_UNCORE_PCI_IMC_DATA_WRITES_BASE; + idx = UNCORE_PMC_IDX_FIXED + 1; + break; + default: + return -EINVAL; + } + + /* must be done before validate_group */ + event->hw.event_base = base; + event->hw.config = cfg; + event->hw.idx = idx; + + /* no group validation needed, we have free running counters */ + + return 0; +} + +static int snb_uncore_imc_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + return 0; +} + +static void snb_uncore_imc_event_start(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + u64 count; + + if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED))) + return; + + event->hw.state = 0; + box->n_active++; + + list_add_tail(&event->active_entry, &box->active_list); + + count = snb_uncore_imc_read_counter(box, event); + local64_set(&event->hw.prev_count, count); + + if (box->n_active == 1) + uncore_pmu_start_hrtimer(box); +} + +static void snb_uncore_imc_event_stop(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + struct hw_perf_event *hwc = &event->hw; + + if (!(hwc->state & PERF_HES_STOPPED)) { + box->n_active--; + + WARN_ON_ONCE(hwc->state & PERF_HES_STOPPED); + hwc->state |= PERF_HES_STOPPED; + + list_del(&event->active_entry); + + if (box->n_active == 0) + uncore_pmu_cancel_hrtimer(box); + } + + if ((flags & PERF_EF_UPDATE) && !(hwc->state & PERF_HES_UPTODATE)) { + /* + * Drain the remaining delta count out of a event + * that we are disabling: + */ + uncore_perf_event_update(box, event); + hwc->state |= PERF_HES_UPTODATE; + } +} + +static int snb_uncore_imc_event_add(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + struct hw_perf_event *hwc = &event->hw; + + if (!box) + return -ENODEV; + + hwc->state = PERF_HES_UPTODATE | PERF_HES_STOPPED; + if (!(flags & PERF_EF_START)) + hwc->state |= PERF_HES_ARCH; + + snb_uncore_imc_event_start(event, 0); + + box->n_events++; + + return 0; +} + +static void snb_uncore_imc_event_del(struct perf_event *event, int flags) +{ + struct intel_uncore_box *box = uncore_event_to_box(event); + int i; + + snb_uncore_imc_event_stop(event, PERF_EF_UPDATE); + + for (i = 0; i < box->n_events; i++) { + if (event == box->event_list[i]) { + --box->n_events; + break; + } + } +} + +static int snb_pci2phy_map_init(int devid) +{ + struct pci_dev *dev = NULL; + int bus; + + dev = pci_get_device(PCI_VENDOR_ID_INTEL, devid, dev); + if (!dev) + return -ENOTTY; + + bus = dev->bus->number; + + uncore_pcibus_to_physid[bus] = 0; + + pci_dev_put(dev); + + return 0; +} + +static struct pmu snb_uncore_imc_pmu = { + .task_ctx_nr = perf_invalid_context, + .event_init = snb_uncore_imc_event_init, + .add = snb_uncore_imc_event_add, + .del = snb_uncore_imc_event_del, + .start = snb_uncore_imc_event_start, + .stop = snb_uncore_imc_event_stop, + .read = uncore_pmu_event_read, +}; + +static struct intel_uncore_ops snb_uncore_imc_ops = { + .init_box = snb_uncore_imc_init_box, + .enable_box = snb_uncore_imc_enable_box, + .disable_box = snb_uncore_imc_disable_box, + .disable_event = snb_uncore_imc_disable_event, + .enable_event = snb_uncore_imc_enable_event, + .hw_config = snb_uncore_imc_hw_config, + .read_counter = snb_uncore_imc_read_counter, +}; + +static struct intel_uncore_type snb_uncore_imc = { + .name = "imc", + .num_counters = 2, + .num_boxes = 1, + .fixed_ctr_bits = 32, + .fixed_ctr = SNB_UNCORE_PCI_IMC_CTR_BASE, + .event_descs = snb_uncore_imc_events, + .format_group = &snb_uncore_imc_format_group, + .perf_ctr = SNB_UNCORE_PCI_IMC_DATA_READS_BASE, + .event_mask = SNB_UNCORE_PCI_IMC_EVENT_MASK, + .ops = &snb_uncore_imc_ops, + .pmu = &snb_uncore_imc_pmu, +}; + +static struct intel_uncore_type *snb_pci_uncores[] = { + [SNB_PCI_UNCORE_IMC] = &snb_uncore_imc, + NULL, +}; + +static const struct pci_device_id snb_uncore_pci_ids[] = { + { /* IMC */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SNB_IMC), + .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), + }, + { /* end: all zeroes */ }, +}; + +static const struct pci_device_id ivb_uncore_pci_ids[] = { + { /* IMC */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IVB_IMC), + .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), + }, + { /* IMC */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IVB_E3_IMC), + .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), + }, + { /* end: all zeroes */ }, +}; + +static const struct pci_device_id hsw_uncore_pci_ids[] = { + { /* IMC */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_HSW_IMC), + .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), + }, + { /* end: all zeroes */ }, +}; + +static struct pci_driver snb_uncore_pci_driver = { + .name = "snb_uncore", + .id_table = snb_uncore_pci_ids, +}; + +static struct pci_driver ivb_uncore_pci_driver = { + .name = "ivb_uncore", + .id_table = ivb_uncore_pci_ids, +}; + +static struct pci_driver hsw_uncore_pci_driver = { + .name = "hsw_uncore", + .id_table = hsw_uncore_pci_ids, +}; + +struct imc_uncore_pci_dev { + __u32 pci_id; + struct pci_driver *driver; +}; +#define IMC_DEV(a, d) \ + { .pci_id = PCI_DEVICE_ID_INTEL_##a, .driver = (d) } + +static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = { + IMC_DEV(SNB_IMC, &snb_uncore_pci_driver), + IMC_DEV(IVB_IMC, &ivb_uncore_pci_driver), /* 3rd Gen Core processor */ + IMC_DEV(IVB_E3_IMC, &ivb_uncore_pci_driver), /* Xeon E3-1200 v2/3rd Gen Core processor */ + IMC_DEV(HSW_IMC, &hsw_uncore_pci_driver), /* 4th Gen Core Processor */ + { /* end marker */ } +}; + + +#define for_each_imc_pci_id(x, t) \ + for (x = (t); (x)->pci_id; x++) + +static struct pci_driver *imc_uncore_find_dev(void) +{ + const struct imc_uncore_pci_dev *p; + int ret; + + for_each_imc_pci_id(p, desktop_imc_pci_ids) { + ret = snb_pci2phy_map_init(p->pci_id); + if (ret == 0) + return p->driver; + } + return NULL; +} + +static int imc_uncore_pci_init(void) +{ + struct pci_driver *imc_drv = imc_uncore_find_dev(); + + if (!imc_drv) + return -ENODEV; + + uncore_pci_uncores = snb_pci_uncores; + uncore_pci_driver = imc_drv; + + return 0; +} + +int snb_uncore_pci_init(void) +{ + return imc_uncore_pci_init(); +} + +int ivb_uncore_pci_init(void) +{ + return imc_uncore_pci_init(); +} +int hsw_uncore_pci_init(void) +{ + return imc_uncore_pci_init(); +} + +/* end of Sandy Bridge uncore support */ + +/* Nehalem uncore support */ +static void nhm_uncore_msr_disable_box(struct intel_uncore_box *box) +{ + wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, 0); +} + +static void nhm_uncore_msr_enable_box(struct intel_uncore_box *box) +{ + wrmsrl(NHM_UNC_PERF_GLOBAL_CTL, NHM_UNC_GLOBAL_CTL_EN_PC_ALL | NHM_UNC_GLOBAL_CTL_EN_FC); +} + +static void nhm_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->idx < UNCORE_PMC_IDX_FIXED) + wrmsrl(hwc->config_base, hwc->config | SNB_UNC_CTL_EN); + else + wrmsrl(hwc->config_base, NHM_UNC_FIXED_CTR_CTL_EN); +} + +static struct attribute *nhm_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_cmask8.attr, + NULL, +}; + +static struct attribute_group nhm_uncore_format_group = { + .name = "format", + .attrs = nhm_uncore_formats_attr, +}; + +static struct uncore_event_desc nhm_uncore_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + INTEL_UNCORE_EVENT_DESC(qmc_writes_full_any, "event=0x2f,umask=0x0f"), + INTEL_UNCORE_EVENT_DESC(qmc_normal_reads_any, "event=0x2c,umask=0x0f"), + INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_reads, "event=0x20,umask=0x01"), + INTEL_UNCORE_EVENT_DESC(qhl_request_ioh_writes, "event=0x20,umask=0x02"), + INTEL_UNCORE_EVENT_DESC(qhl_request_remote_reads, "event=0x20,umask=0x04"), + INTEL_UNCORE_EVENT_DESC(qhl_request_remote_writes, "event=0x20,umask=0x08"), + INTEL_UNCORE_EVENT_DESC(qhl_request_local_reads, "event=0x20,umask=0x10"), + INTEL_UNCORE_EVENT_DESC(qhl_request_local_writes, "event=0x20,umask=0x20"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_ops nhm_uncore_msr_ops = { + .disable_box = nhm_uncore_msr_disable_box, + .enable_box = nhm_uncore_msr_enable_box, + .disable_event = snb_uncore_msr_disable_event, + .enable_event = nhm_uncore_msr_enable_event, + .read_counter = uncore_msr_read_counter, +}; + +static struct intel_uncore_type nhm_uncore = { + .name = "", + .num_counters = 8, + .num_boxes = 1, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .event_ctl = NHM_UNC_PERFEVTSEL0, + .perf_ctr = NHM_UNC_UNCORE_PMC0, + .fixed_ctr = NHM_UNC_FIXED_CTR, + .fixed_ctl = NHM_UNC_FIXED_CTR_CTRL, + .event_mask = NHM_UNC_RAW_EVENT_MASK, + .event_descs = nhm_uncore_events, + .ops = &nhm_uncore_msr_ops, + .format_group = &nhm_uncore_format_group, +}; + +static struct intel_uncore_type *nhm_msr_uncores[] = { + &nhm_uncore, + NULL, +}; + +void nhm_uncore_cpu_init(void) +{ + uncore_msr_uncores = nhm_msr_uncores; +} + +/* end of Nehalem uncore support */ diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c new file mode 100644 index 000000000000..adf138eac85c --- /dev/null +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore_snbep.c @@ -0,0 +1,2258 @@ +/* SandyBridge-EP/IvyTown uncore support */ +#include "perf_event_intel_uncore.h" + + +/* SNB-EP Box level control */ +#define SNBEP_PMON_BOX_CTL_RST_CTRL (1 << 0) +#define SNBEP_PMON_BOX_CTL_RST_CTRS (1 << 1) +#define SNBEP_PMON_BOX_CTL_FRZ (1 << 8) +#define SNBEP_PMON_BOX_CTL_FRZ_EN (1 << 16) +#define SNBEP_PMON_BOX_CTL_INT (SNBEP_PMON_BOX_CTL_RST_CTRL | \ + SNBEP_PMON_BOX_CTL_RST_CTRS | \ + SNBEP_PMON_BOX_CTL_FRZ_EN) +/* SNB-EP event control */ +#define SNBEP_PMON_CTL_EV_SEL_MASK 0x000000ff +#define SNBEP_PMON_CTL_UMASK_MASK 0x0000ff00 +#define SNBEP_PMON_CTL_RST (1 << 17) +#define SNBEP_PMON_CTL_EDGE_DET (1 << 18) +#define SNBEP_PMON_CTL_EV_SEL_EXT (1 << 21) +#define SNBEP_PMON_CTL_EN (1 << 22) +#define SNBEP_PMON_CTL_INVERT (1 << 23) +#define SNBEP_PMON_CTL_TRESH_MASK 0xff000000 +#define SNBEP_PMON_RAW_EVENT_MASK (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_PMON_CTL_TRESH_MASK) + +/* SNB-EP Ubox event control */ +#define SNBEP_U_MSR_PMON_CTL_TRESH_MASK 0x1f000000 +#define SNBEP_U_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_U_MSR_PMON_CTL_TRESH_MASK) + +#define SNBEP_CBO_PMON_CTL_TID_EN (1 << 19) +#define SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK (SNBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_CBO_PMON_CTL_TID_EN) + +/* SNB-EP PCU event control */ +#define SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK 0x0000c000 +#define SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK 0x1f000000 +#define SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT (1 << 30) +#define SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET (1 << 31) +#define SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_EV_SEL_EXT | \ + SNBEP_PMON_CTL_INVERT | \ + SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) + +#define SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_PMON_CTL_EV_SEL_EXT) + +/* SNB-EP pci control register */ +#define SNBEP_PCI_PMON_BOX_CTL 0xf4 +#define SNBEP_PCI_PMON_CTL0 0xd8 +/* SNB-EP pci counter register */ +#define SNBEP_PCI_PMON_CTR0 0xa0 + +/* SNB-EP home agent register */ +#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH0 0x40 +#define SNBEP_HA_PCI_PMON_BOX_ADDRMATCH1 0x44 +#define SNBEP_HA_PCI_PMON_BOX_OPCODEMATCH 0x48 +/* SNB-EP memory controller register */ +#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTL 0xf0 +#define SNBEP_MC_CHy_PCI_PMON_FIXED_CTR 0xd0 +/* SNB-EP QPI register */ +#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH0 0x228 +#define SNBEP_Q_Py_PCI_PMON_PKT_MATCH1 0x22c +#define SNBEP_Q_Py_PCI_PMON_PKT_MASK0 0x238 +#define SNBEP_Q_Py_PCI_PMON_PKT_MASK1 0x23c + +/* SNB-EP Ubox register */ +#define SNBEP_U_MSR_PMON_CTR0 0xc16 +#define SNBEP_U_MSR_PMON_CTL0 0xc10 + +#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTL 0xc08 +#define SNBEP_U_MSR_PMON_UCLK_FIXED_CTR 0xc09 + +/* SNB-EP Cbo register */ +#define SNBEP_C0_MSR_PMON_CTR0 0xd16 +#define SNBEP_C0_MSR_PMON_CTL0 0xd10 +#define SNBEP_C0_MSR_PMON_BOX_CTL 0xd04 +#define SNBEP_C0_MSR_PMON_BOX_FILTER 0xd14 +#define SNBEP_CBO_MSR_OFFSET 0x20 + +#define SNBEP_CB0_MSR_PMON_BOX_FILTER_TID 0x1f +#define SNBEP_CB0_MSR_PMON_BOX_FILTER_NID 0x3fc00 +#define SNBEP_CB0_MSR_PMON_BOX_FILTER_STATE 0x7c0000 +#define SNBEP_CB0_MSR_PMON_BOX_FILTER_OPC 0xff800000 + +#define SNBEP_CBO_EVENT_EXTRA_REG(e, m, i) { \ + .event = (e), \ + .msr = SNBEP_C0_MSR_PMON_BOX_FILTER, \ + .config_mask = (m), \ + .idx = (i) \ +} + +/* SNB-EP PCU register */ +#define SNBEP_PCU_MSR_PMON_CTR0 0xc36 +#define SNBEP_PCU_MSR_PMON_CTL0 0xc30 +#define SNBEP_PCU_MSR_PMON_BOX_CTL 0xc24 +#define SNBEP_PCU_MSR_PMON_BOX_FILTER 0xc34 +#define SNBEP_PCU_MSR_PMON_BOX_FILTER_MASK 0xffffffff +#define SNBEP_PCU_MSR_CORE_C3_CTR 0x3fc +#define SNBEP_PCU_MSR_CORE_C6_CTR 0x3fd + +/* IVBEP event control */ +#define IVBEP_PMON_BOX_CTL_INT (SNBEP_PMON_BOX_CTL_RST_CTRL | \ + SNBEP_PMON_BOX_CTL_RST_CTRS) +#define IVBEP_PMON_RAW_EVENT_MASK (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PMON_CTL_TRESH_MASK) +/* IVBEP Ubox */ +#define IVBEP_U_MSR_PMON_GLOBAL_CTL 0xc00 +#define IVBEP_U_PMON_GLOBAL_FRZ_ALL (1 << 31) +#define IVBEP_U_PMON_GLOBAL_UNFRZ_ALL (1 << 29) + +#define IVBEP_U_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_UMASK_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_U_MSR_PMON_CTL_TRESH_MASK) +/* IVBEP Cbo */ +#define IVBEP_CBO_MSR_PMON_RAW_EVENT_MASK (IVBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_CBO_PMON_CTL_TID_EN) + +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_TID (0x1fULL << 0) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_LINK (0xfULL << 5) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_STATE (0x3fULL << 17) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_NID (0xffffULL << 32) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_OPC (0x1ffULL << 52) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_C6 (0x1ULL << 61) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_NC (0x1ULL << 62) +#define IVBEP_CB0_MSR_PMON_BOX_FILTER_ISOC (0x1ULL << 63) + +/* IVBEP home agent */ +#define IVBEP_HA_PCI_PMON_CTL_Q_OCC_RST (1 << 16) +#define IVBEP_HA_PCI_PMON_RAW_EVENT_MASK \ + (IVBEP_PMON_RAW_EVENT_MASK | \ + IVBEP_HA_PCI_PMON_CTL_Q_OCC_RST) +/* IVBEP PCU */ +#define IVBEP_PCU_MSR_PMON_RAW_EVENT_MASK \ + (SNBEP_PMON_CTL_EV_SEL_MASK | \ + SNBEP_PMON_CTL_EV_SEL_EXT | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \ + SNBEP_PMON_CTL_EDGE_DET | \ + SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \ + SNBEP_PCU_MSR_PMON_CTL_OCC_EDGE_DET) +/* IVBEP QPI */ +#define IVBEP_QPI_PCI_PMON_RAW_EVENT_MASK \ + (IVBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_PMON_CTL_EV_SEL_EXT) + +#define __BITS_VALUE(x, i, n) ((typeof(x))(((x) >> ((i) * (n))) & \ + ((1ULL << (n)) - 1))) + +/* Haswell-EP Ubox */ +#define HSWEP_U_MSR_PMON_CTR0 0x705 +#define HSWEP_U_MSR_PMON_CTL0 0x709 +#define HSWEP_U_MSR_PMON_FILTER 0x707 + +#define HSWEP_U_MSR_PMON_UCLK_FIXED_CTL 0x703 +#define HSWEP_U_MSR_PMON_UCLK_FIXED_CTR 0x704 + +#define HSWEP_U_MSR_PMON_BOX_FILTER_TID (0x1 << 0) +#define HSWEP_U_MSR_PMON_BOX_FILTER_CID (0x1fULL << 1) +#define HSWEP_U_MSR_PMON_BOX_FILTER_MASK \ + (HSWEP_U_MSR_PMON_BOX_FILTER_TID | \ + HSWEP_U_MSR_PMON_BOX_FILTER_CID) + +/* Haswell-EP CBo */ +#define HSWEP_C0_MSR_PMON_CTR0 0xe08 +#define HSWEP_C0_MSR_PMON_CTL0 0xe01 +#define HSWEP_C0_MSR_PMON_BOX_CTL 0xe00 +#define HSWEP_C0_MSR_PMON_BOX_FILTER0 0xe05 +#define HSWEP_CBO_MSR_OFFSET 0x10 + + +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_TID (0x3fULL << 0) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_LINK (0xfULL << 6) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_STATE (0x7fULL << 17) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_NID (0xffffULL << 32) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_OPC (0x1ffULL << 52) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_C6 (0x1ULL << 61) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_NC (0x1ULL << 62) +#define HSWEP_CB0_MSR_PMON_BOX_FILTER_ISOC (0x1ULL << 63) + + +/* Haswell-EP Sbox */ +#define HSWEP_S0_MSR_PMON_CTR0 0x726 +#define HSWEP_S0_MSR_PMON_CTL0 0x721 +#define HSWEP_S0_MSR_PMON_BOX_CTL 0x720 +#define HSWEP_SBOX_MSR_OFFSET 0xa +#define HSWEP_S_MSR_PMON_RAW_EVENT_MASK (SNBEP_PMON_RAW_EVENT_MASK | \ + SNBEP_CBO_PMON_CTL_TID_EN) + +/* Haswell-EP PCU */ +#define HSWEP_PCU_MSR_PMON_CTR0 0x717 +#define HSWEP_PCU_MSR_PMON_CTL0 0x711 +#define HSWEP_PCU_MSR_PMON_BOX_CTL 0x710 +#define HSWEP_PCU_MSR_PMON_BOX_FILTER 0x715 + + +DEFINE_UNCORE_FORMAT_ATTR(event, event, "config:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(event_ext, event, "config:0-7,21"); +DEFINE_UNCORE_FORMAT_ATTR(umask, umask, "config:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(edge, edge, "config:18"); +DEFINE_UNCORE_FORMAT_ATTR(tid_en, tid_en, "config:19"); +DEFINE_UNCORE_FORMAT_ATTR(inv, inv, "config:23"); +DEFINE_UNCORE_FORMAT_ATTR(thresh8, thresh, "config:24-31"); +DEFINE_UNCORE_FORMAT_ATTR(thresh5, thresh, "config:24-28"); +DEFINE_UNCORE_FORMAT_ATTR(occ_sel, occ_sel, "config:14-15"); +DEFINE_UNCORE_FORMAT_ATTR(occ_invert, occ_invert, "config:30"); +DEFINE_UNCORE_FORMAT_ATTR(occ_edge, occ_edge, "config:14-51"); +DEFINE_UNCORE_FORMAT_ATTR(filter_tid, filter_tid, "config1:0-4"); +DEFINE_UNCORE_FORMAT_ATTR(filter_tid2, filter_tid, "config1:0"); +DEFINE_UNCORE_FORMAT_ATTR(filter_tid3, filter_tid, "config1:0-5"); +DEFINE_UNCORE_FORMAT_ATTR(filter_cid, filter_cid, "config1:5"); +DEFINE_UNCORE_FORMAT_ATTR(filter_link, filter_link, "config1:5-8"); +DEFINE_UNCORE_FORMAT_ATTR(filter_link2, filter_link, "config1:6-8"); +DEFINE_UNCORE_FORMAT_ATTR(filter_nid, filter_nid, "config1:10-17"); +DEFINE_UNCORE_FORMAT_ATTR(filter_nid2, filter_nid, "config1:32-47"); +DEFINE_UNCORE_FORMAT_ATTR(filter_state, filter_state, "config1:18-22"); +DEFINE_UNCORE_FORMAT_ATTR(filter_state2, filter_state, "config1:17-22"); +DEFINE_UNCORE_FORMAT_ATTR(filter_state3, filter_state, "config1:17-23"); +DEFINE_UNCORE_FORMAT_ATTR(filter_opc, filter_opc, "config1:23-31"); +DEFINE_UNCORE_FORMAT_ATTR(filter_opc2, filter_opc, "config1:52-60"); +DEFINE_UNCORE_FORMAT_ATTR(filter_nc, filter_nc, "config1:62"); +DEFINE_UNCORE_FORMAT_ATTR(filter_c6, filter_c6, "config1:61"); +DEFINE_UNCORE_FORMAT_ATTR(filter_isoc, filter_isoc, "config1:63"); +DEFINE_UNCORE_FORMAT_ATTR(filter_band0, filter_band0, "config1:0-7"); +DEFINE_UNCORE_FORMAT_ATTR(filter_band1, filter_band1, "config1:8-15"); +DEFINE_UNCORE_FORMAT_ATTR(filter_band2, filter_band2, "config1:16-23"); +DEFINE_UNCORE_FORMAT_ATTR(filter_band3, filter_band3, "config1:24-31"); +DEFINE_UNCORE_FORMAT_ATTR(match_rds, match_rds, "config1:48-51"); +DEFINE_UNCORE_FORMAT_ATTR(match_rnid30, match_rnid30, "config1:32-35"); +DEFINE_UNCORE_FORMAT_ATTR(match_rnid4, match_rnid4, "config1:31"); +DEFINE_UNCORE_FORMAT_ATTR(match_dnid, match_dnid, "config1:13-17"); +DEFINE_UNCORE_FORMAT_ATTR(match_mc, match_mc, "config1:9-12"); +DEFINE_UNCORE_FORMAT_ATTR(match_opc, match_opc, "config1:5-8"); +DEFINE_UNCORE_FORMAT_ATTR(match_vnw, match_vnw, "config1:3-4"); +DEFINE_UNCORE_FORMAT_ATTR(match0, match0, "config1:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(match1, match1, "config1:32-63"); +DEFINE_UNCORE_FORMAT_ATTR(mask_rds, mask_rds, "config2:48-51"); +DEFINE_UNCORE_FORMAT_ATTR(mask_rnid30, mask_rnid30, "config2:32-35"); +DEFINE_UNCORE_FORMAT_ATTR(mask_rnid4, mask_rnid4, "config2:31"); +DEFINE_UNCORE_FORMAT_ATTR(mask_dnid, mask_dnid, "config2:13-17"); +DEFINE_UNCORE_FORMAT_ATTR(mask_mc, mask_mc, "config2:9-12"); +DEFINE_UNCORE_FORMAT_ATTR(mask_opc, mask_opc, "config2:5-8"); +DEFINE_UNCORE_FORMAT_ATTR(mask_vnw, mask_vnw, "config2:3-4"); +DEFINE_UNCORE_FORMAT_ATTR(mask0, mask0, "config2:0-31"); +DEFINE_UNCORE_FORMAT_ATTR(mask1, mask1, "config2:32-63"); + +static void snbep_uncore_pci_disable_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + int box_ctl = uncore_pci_box_ctl(box); + u32 config = 0; + + if (!pci_read_config_dword(pdev, box_ctl, &config)) { + config |= SNBEP_PMON_BOX_CTL_FRZ; + pci_write_config_dword(pdev, box_ctl, config); + } +} + +static void snbep_uncore_pci_enable_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + int box_ctl = uncore_pci_box_ctl(box); + u32 config = 0; + + if (!pci_read_config_dword(pdev, box_ctl, &config)) { + config &= ~SNBEP_PMON_BOX_CTL_FRZ; + pci_write_config_dword(pdev, box_ctl, config); + } +} + +static void snbep_uncore_pci_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static void snbep_uncore_pci_disable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, hwc->config_base, hwc->config); +} + +static u64 snbep_uncore_pci_read_counter(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + u64 count = 0; + + pci_read_config_dword(pdev, hwc->event_base, (u32 *)&count); + pci_read_config_dword(pdev, hwc->event_base + 4, (u32 *)&count + 1); + + return count; +} + +static void snbep_uncore_pci_init_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + + pci_write_config_dword(pdev, SNBEP_PCI_PMON_BOX_CTL, SNBEP_PMON_BOX_CTL_INT); +} + +static void snbep_uncore_msr_disable_box(struct intel_uncore_box *box) +{ + u64 config; + unsigned msr; + + msr = uncore_msr_box_ctl(box); + if (msr) { + rdmsrl(msr, config); + config |= SNBEP_PMON_BOX_CTL_FRZ; + wrmsrl(msr, config); + } +} + +static void snbep_uncore_msr_enable_box(struct intel_uncore_box *box) +{ + u64 config; + unsigned msr; + + msr = uncore_msr_box_ctl(box); + if (msr) { + rdmsrl(msr, config); + config &= ~SNBEP_PMON_BOX_CTL_FRZ; + wrmsrl(msr, config); + } +} + +static void snbep_uncore_msr_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + if (reg1->idx != EXTRA_REG_NONE) + wrmsrl(reg1->reg, uncore_shared_reg_config(box, 0)); + + wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static void snbep_uncore_msr_disable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + wrmsrl(hwc->config_base, hwc->config); +} + +static void snbep_uncore_msr_init_box(struct intel_uncore_box *box) +{ + unsigned msr = uncore_msr_box_ctl(box); + + if (msr) + wrmsrl(msr, SNBEP_PMON_BOX_CTL_INT); +} + +static struct attribute *snbep_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + +static struct attribute *snbep_uncore_ubox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + NULL, +}; + +static struct attribute *snbep_uncore_cbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_tid_en.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + &format_attr_filter_tid.attr, + &format_attr_filter_nid.attr, + &format_attr_filter_state.attr, + &format_attr_filter_opc.attr, + NULL, +}; + +static struct attribute *snbep_uncore_pcu_formats_attr[] = { + &format_attr_event_ext.attr, + &format_attr_occ_sel.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + &format_attr_occ_invert.attr, + &format_attr_occ_edge.attr, + &format_attr_filter_band0.attr, + &format_attr_filter_band1.attr, + &format_attr_filter_band2.attr, + &format_attr_filter_band3.attr, + NULL, +}; + +static struct attribute *snbep_uncore_qpi_formats_attr[] = { + &format_attr_event_ext.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + &format_attr_match_rds.attr, + &format_attr_match_rnid30.attr, + &format_attr_match_rnid4.attr, + &format_attr_match_dnid.attr, + &format_attr_match_mc.attr, + &format_attr_match_opc.attr, + &format_attr_match_vnw.attr, + &format_attr_match0.attr, + &format_attr_match1.attr, + &format_attr_mask_rds.attr, + &format_attr_mask_rnid30.attr, + &format_attr_mask_rnid4.attr, + &format_attr_mask_dnid.attr, + &format_attr_mask_mc.attr, + &format_attr_mask_opc.attr, + &format_attr_mask_vnw.attr, + &format_attr_mask0.attr, + &format_attr_mask1.attr, + NULL, +}; + +static struct uncore_event_desc snbep_uncore_imc_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + INTEL_UNCORE_EVENT_DESC(cas_count_read, "event=0x04,umask=0x03"), + INTEL_UNCORE_EVENT_DESC(cas_count_write, "event=0x04,umask=0x0c"), + { /* end: all zeroes */ }, +}; + +static struct uncore_event_desc snbep_uncore_qpi_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0x14"), + INTEL_UNCORE_EVENT_DESC(txl_flits_active, "event=0x00,umask=0x06"), + INTEL_UNCORE_EVENT_DESC(drs_data, "event=0x102,umask=0x08"), + INTEL_UNCORE_EVENT_DESC(ncb_data, "event=0x103,umask=0x04"), + { /* end: all zeroes */ }, +}; + +static struct attribute_group snbep_uncore_format_group = { + .name = "format", + .attrs = snbep_uncore_formats_attr, +}; + +static struct attribute_group snbep_uncore_ubox_format_group = { + .name = "format", + .attrs = snbep_uncore_ubox_formats_attr, +}; + +static struct attribute_group snbep_uncore_cbox_format_group = { + .name = "format", + .attrs = snbep_uncore_cbox_formats_attr, +}; + +static struct attribute_group snbep_uncore_pcu_format_group = { + .name = "format", + .attrs = snbep_uncore_pcu_formats_attr, +}; + +static struct attribute_group snbep_uncore_qpi_format_group = { + .name = "format", + .attrs = snbep_uncore_qpi_formats_attr, +}; + +#define SNBEP_UNCORE_MSR_OPS_COMMON_INIT() \ + .init_box = snbep_uncore_msr_init_box, \ + .disable_box = snbep_uncore_msr_disable_box, \ + .enable_box = snbep_uncore_msr_enable_box, \ + .disable_event = snbep_uncore_msr_disable_event, \ + .enable_event = snbep_uncore_msr_enable_event, \ + .read_counter = uncore_msr_read_counter + +static struct intel_uncore_ops snbep_uncore_msr_ops = { + SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), +}; + +#define SNBEP_UNCORE_PCI_OPS_COMMON_INIT() \ + .init_box = snbep_uncore_pci_init_box, \ + .disable_box = snbep_uncore_pci_disable_box, \ + .enable_box = snbep_uncore_pci_enable_box, \ + .disable_event = snbep_uncore_pci_disable_event, \ + .read_counter = snbep_uncore_pci_read_counter + +static struct intel_uncore_ops snbep_uncore_pci_ops = { + SNBEP_UNCORE_PCI_OPS_COMMON_INIT(), + .enable_event = snbep_uncore_pci_enable_event, \ +}; + +static struct event_constraint snbep_uncore_cbox_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x01, 0x1), + UNCORE_EVENT_CONSTRAINT(0x02, 0x3), + UNCORE_EVENT_CONSTRAINT(0x04, 0x3), + UNCORE_EVENT_CONSTRAINT(0x05, 0x3), + UNCORE_EVENT_CONSTRAINT(0x07, 0x3), + UNCORE_EVENT_CONSTRAINT(0x09, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x1), + UNCORE_EVENT_CONSTRAINT(0x12, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x3), + UNCORE_EVENT_CONSTRAINT(0x1b, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1c, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1d, 0xc), + UNCORE_EVENT_CONSTRAINT(0x1e, 0xc), + EVENT_CONSTRAINT_OVERLAP(0x1f, 0xe, 0xff), + UNCORE_EVENT_CONSTRAINT(0x21, 0x3), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x31, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x35, 0x3), + UNCORE_EVENT_CONSTRAINT(0x36, 0x1), + UNCORE_EVENT_CONSTRAINT(0x37, 0x3), + UNCORE_EVENT_CONSTRAINT(0x38, 0x3), + UNCORE_EVENT_CONSTRAINT(0x39, 0x3), + UNCORE_EVENT_CONSTRAINT(0x3b, 0x1), + EVENT_CONSTRAINT_END +}; + +static struct event_constraint snbep_uncore_r2pcie_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x12, 0x1), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x24, 0x3), + UNCORE_EVENT_CONSTRAINT(0x25, 0x3), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct event_constraint snbep_uncore_r3qpi_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x12, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x1), + UNCORE_EVENT_CONSTRAINT(0x20, 0x3), + UNCORE_EVENT_CONSTRAINT(0x21, 0x3), + UNCORE_EVENT_CONSTRAINT(0x22, 0x3), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x24, 0x3), + UNCORE_EVENT_CONSTRAINT(0x25, 0x3), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x28, 0x3), + UNCORE_EVENT_CONSTRAINT(0x29, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2a, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2b, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2c, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2d, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2e, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2f, 0x3), + UNCORE_EVENT_CONSTRAINT(0x30, 0x3), + UNCORE_EVENT_CONSTRAINT(0x31, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x36, 0x3), + UNCORE_EVENT_CONSTRAINT(0x37, 0x3), + UNCORE_EVENT_CONSTRAINT(0x38, 0x3), + UNCORE_EVENT_CONSTRAINT(0x39, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type snbep_uncore_ubox = { + .name = "ubox", + .num_counters = 2, + .num_boxes = 1, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = SNBEP_U_MSR_PMON_CTR0, + .event_ctl = SNBEP_U_MSR_PMON_CTL0, + .event_mask = SNBEP_U_MSR_PMON_RAW_EVENT_MASK, + .fixed_ctr = SNBEP_U_MSR_PMON_UCLK_FIXED_CTR, + .fixed_ctl = SNBEP_U_MSR_PMON_UCLK_FIXED_CTL, + .ops = &snbep_uncore_msr_ops, + .format_group = &snbep_uncore_ubox_format_group, +}; + +static struct extra_reg snbep_uncore_cbox_extra_regs[] = { + SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN, + SNBEP_CBO_PMON_CTL_TID_EN, 0x1), + SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0x6), + SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0x6), + SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0x6), + SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0x6), + SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0xa), + SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0xa), + SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0xa), + SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0xa), + SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x4037, 0x40ff, 0x2), + EVENT_EXTRA_END +}; + +static void snbep_cbox_put_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct intel_uncore_extra_reg *er = &box->shared_regs[0]; + int i; + + if (uncore_box_is_fake(box)) + return; + + for (i = 0; i < 5; i++) { + if (reg1->alloc & (0x1 << i)) + atomic_sub(1 << (i * 6), &er->ref); + } + reg1->alloc = 0; +} + +static struct event_constraint * +__snbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event, + u64 (*cbox_filter_mask)(int fields)) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct intel_uncore_extra_reg *er = &box->shared_regs[0]; + int i, alloc = 0; + unsigned long flags; + u64 mask; + + if (reg1->idx == EXTRA_REG_NONE) + return NULL; + + raw_spin_lock_irqsave(&er->lock, flags); + for (i = 0; i < 5; i++) { + if (!(reg1->idx & (0x1 << i))) + continue; + if (!uncore_box_is_fake(box) && (reg1->alloc & (0x1 << i))) + continue; + + mask = cbox_filter_mask(0x1 << i); + if (!__BITS_VALUE(atomic_read(&er->ref), i, 6) || + !((reg1->config ^ er->config) & mask)) { + atomic_add(1 << (i * 6), &er->ref); + er->config &= ~mask; + er->config |= reg1->config & mask; + alloc |= (0x1 << i); + } else { + break; + } + } + raw_spin_unlock_irqrestore(&er->lock, flags); + if (i < 5) + goto fail; + + if (!uncore_box_is_fake(box)) + reg1->alloc |= alloc; + + return NULL; +fail: + for (; i >= 0; i--) { + if (alloc & (0x1 << i)) + atomic_sub(1 << (i * 6), &er->ref); + } + return &uncore_constraint_empty; +} + +static u64 snbep_cbox_filter_mask(int fields) +{ + u64 mask = 0; + + if (fields & 0x1) + mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_TID; + if (fields & 0x2) + mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_NID; + if (fields & 0x4) + mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_STATE; + if (fields & 0x8) + mask |= SNBEP_CB0_MSR_PMON_BOX_FILTER_OPC; + + return mask; +} + +static struct event_constraint * +snbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + return __snbep_cbox_get_constraint(box, event, snbep_cbox_filter_mask); +} + +static int snbep_cbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct extra_reg *er; + int idx = 0; + + for (er = snbep_uncore_cbox_extra_regs; er->msr; er++) { + if (er->event != (event->hw.config & er->config_mask)) + continue; + idx |= er->idx; + } + + if (idx) { + reg1->reg = SNBEP_C0_MSR_PMON_BOX_FILTER + + SNBEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; + reg1->config = event->attr.config1 & snbep_cbox_filter_mask(idx); + reg1->idx = idx; + } + return 0; +} + +static struct intel_uncore_ops snbep_uncore_cbox_ops = { + SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), + .hw_config = snbep_cbox_hw_config, + .get_constraint = snbep_cbox_get_constraint, + .put_constraint = snbep_cbox_put_constraint, +}; + +static struct intel_uncore_type snbep_uncore_cbox = { + .name = "cbox", + .num_counters = 4, + .num_boxes = 8, + .perf_ctr_bits = 44, + .event_ctl = SNBEP_C0_MSR_PMON_CTL0, + .perf_ctr = SNBEP_C0_MSR_PMON_CTR0, + .event_mask = SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_C0_MSR_PMON_BOX_CTL, + .msr_offset = SNBEP_CBO_MSR_OFFSET, + .num_shared_regs = 1, + .constraints = snbep_uncore_cbox_constraints, + .ops = &snbep_uncore_cbox_ops, + .format_group = &snbep_uncore_cbox_format_group, +}; + +static u64 snbep_pcu_alter_er(struct perf_event *event, int new_idx, bool modify) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + u64 config = reg1->config; + + if (new_idx > reg1->idx) + config <<= 8 * (new_idx - reg1->idx); + else + config >>= 8 * (reg1->idx - new_idx); + + if (modify) { + hwc->config += new_idx - reg1->idx; + reg1->config = config; + reg1->idx = new_idx; + } + return config; +} + +static struct event_constraint * +snbep_pcu_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct intel_uncore_extra_reg *er = &box->shared_regs[0]; + unsigned long flags; + int idx = reg1->idx; + u64 mask, config1 = reg1->config; + bool ok = false; + + if (reg1->idx == EXTRA_REG_NONE || + (!uncore_box_is_fake(box) && reg1->alloc)) + return NULL; +again: + mask = 0xffULL << (idx * 8); + raw_spin_lock_irqsave(&er->lock, flags); + if (!__BITS_VALUE(atomic_read(&er->ref), idx, 8) || + !((config1 ^ er->config) & mask)) { + atomic_add(1 << (idx * 8), &er->ref); + er->config &= ~mask; + er->config |= config1 & mask; + ok = true; + } + raw_spin_unlock_irqrestore(&er->lock, flags); + + if (!ok) { + idx = (idx + 1) % 4; + if (idx != reg1->idx) { + config1 = snbep_pcu_alter_er(event, idx, false); + goto again; + } + return &uncore_constraint_empty; + } + + if (!uncore_box_is_fake(box)) { + if (idx != reg1->idx) + snbep_pcu_alter_er(event, idx, true); + reg1->alloc = 1; + } + return NULL; +} + +static void snbep_pcu_put_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct intel_uncore_extra_reg *er = &box->shared_regs[0]; + + if (uncore_box_is_fake(box) || !reg1->alloc) + return; + + atomic_sub(1 << (reg1->idx * 8), &er->ref); + reg1->alloc = 0; +} + +static int snbep_pcu_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + int ev_sel = hwc->config & SNBEP_PMON_CTL_EV_SEL_MASK; + + if (ev_sel >= 0xb && ev_sel <= 0xe) { + reg1->reg = SNBEP_PCU_MSR_PMON_BOX_FILTER; + reg1->idx = ev_sel - 0xb; + reg1->config = event->attr.config1 & (0xff << (reg1->idx * 8)); + } + return 0; +} + +static struct intel_uncore_ops snbep_uncore_pcu_ops = { + SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), + .hw_config = snbep_pcu_hw_config, + .get_constraint = snbep_pcu_get_constraint, + .put_constraint = snbep_pcu_put_constraint, +}; + +static struct intel_uncore_type snbep_uncore_pcu = { + .name = "pcu", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCU_MSR_PMON_CTR0, + .event_ctl = SNBEP_PCU_MSR_PMON_CTL0, + .event_mask = SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCU_MSR_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &snbep_uncore_pcu_ops, + .format_group = &snbep_uncore_pcu_format_group, +}; + +static struct intel_uncore_type *snbep_msr_uncores[] = { + &snbep_uncore_ubox, + &snbep_uncore_cbox, + &snbep_uncore_pcu, + NULL, +}; + +void snbep_uncore_cpu_init(void) +{ + if (snbep_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) + snbep_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; + uncore_msr_uncores = snbep_msr_uncores; +} + +enum { + SNBEP_PCI_QPI_PORT0_FILTER, + SNBEP_PCI_QPI_PORT1_FILTER, +}; + +static int snbep_qpi_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + + if ((hwc->config & SNBEP_PMON_CTL_EV_SEL_MASK) == 0x38) { + reg1->idx = 0; + reg1->reg = SNBEP_Q_Py_PCI_PMON_PKT_MATCH0; + reg1->config = event->attr.config1; + reg2->reg = SNBEP_Q_Py_PCI_PMON_PKT_MASK0; + reg2->config = event->attr.config2; + } + return 0; +} + +static void snbep_qpi_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + struct hw_perf_event_extra *reg2 = &hwc->branch_reg; + + if (reg1->idx != EXTRA_REG_NONE) { + int idx = box->pmu->pmu_idx + SNBEP_PCI_QPI_PORT0_FILTER; + struct pci_dev *filter_pdev = uncore_extra_pci_dev[box->phys_id][idx]; + if (filter_pdev) { + pci_write_config_dword(filter_pdev, reg1->reg, + (u32)reg1->config); + pci_write_config_dword(filter_pdev, reg1->reg + 4, + (u32)(reg1->config >> 32)); + pci_write_config_dword(filter_pdev, reg2->reg, + (u32)reg2->config); + pci_write_config_dword(filter_pdev, reg2->reg + 4, + (u32)(reg2->config >> 32)); + } + } + + pci_write_config_dword(pdev, hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static struct intel_uncore_ops snbep_uncore_qpi_ops = { + SNBEP_UNCORE_PCI_OPS_COMMON_INIT(), + .enable_event = snbep_qpi_enable_event, + .hw_config = snbep_qpi_hw_config, + .get_constraint = uncore_get_constraint, + .put_constraint = uncore_put_constraint, +}; + +#define SNBEP_UNCORE_PCI_COMMON_INIT() \ + .perf_ctr = SNBEP_PCI_PMON_CTR0, \ + .event_ctl = SNBEP_PCI_PMON_CTL0, \ + .event_mask = SNBEP_PMON_RAW_EVENT_MASK, \ + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, \ + .ops = &snbep_uncore_pci_ops, \ + .format_group = &snbep_uncore_format_group + +static struct intel_uncore_type snbep_uncore_ha = { + .name = "ha", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_imc = { + .name = "imc", + .num_counters = 4, + .num_boxes = 4, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, + .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, + .event_descs = snbep_uncore_imc_events, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_qpi = { + .name = "qpi", + .num_counters = 4, + .num_boxes = 2, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCI_PMON_CTR0, + .event_ctl = SNBEP_PCI_PMON_CTL0, + .event_mask = SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &snbep_uncore_qpi_ops, + .event_descs = snbep_uncore_qpi_events, + .format_group = &snbep_uncore_qpi_format_group, +}; + + +static struct intel_uncore_type snbep_uncore_r2pcie = { + .name = "r2pcie", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r2pcie_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type snbep_uncore_r3qpi = { + .name = "r3qpi", + .num_counters = 3, + .num_boxes = 2, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r3qpi_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +enum { + SNBEP_PCI_UNCORE_HA, + SNBEP_PCI_UNCORE_IMC, + SNBEP_PCI_UNCORE_QPI, + SNBEP_PCI_UNCORE_R2PCIE, + SNBEP_PCI_UNCORE_R3QPI, +}; + +static struct intel_uncore_type *snbep_pci_uncores[] = { + [SNBEP_PCI_UNCORE_HA] = &snbep_uncore_ha, + [SNBEP_PCI_UNCORE_IMC] = &snbep_uncore_imc, + [SNBEP_PCI_UNCORE_QPI] = &snbep_uncore_qpi, + [SNBEP_PCI_UNCORE_R2PCIE] = &snbep_uncore_r2pcie, + [SNBEP_PCI_UNCORE_R3QPI] = &snbep_uncore_r3qpi, + NULL, +}; + +static const struct pci_device_id snbep_uncore_pci_ids[] = { + { /* Home Agent */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_HA), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_HA, 0), + }, + { /* MC Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC0), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 0), + }, + { /* MC Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC1), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 1), + }, + { /* MC Channel 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC2), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 2), + }, + { /* MC Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_IMC3), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_IMC, 3), + }, + { /* QPI Port 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI0), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_QPI, 0), + }, + { /* QPI Port 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_QPI1), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_QPI, 1), + }, + { /* R2PCIe */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R2PCIE), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R2PCIE, 0), + }, + { /* R3QPI Link 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI0), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R3QPI, 0), + }, + { /* R3QPI Link 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_UNC_R3QPI1), + .driver_data = UNCORE_PCI_DEV_DATA(SNBEP_PCI_UNCORE_R3QPI, 1), + }, + { /* QPI Port 0 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x3c86), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT0_FILTER), + }, + { /* QPI Port 0 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x3c96), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT1_FILTER), + }, + { /* end: all zeroes */ } +}; + +static struct pci_driver snbep_uncore_pci_driver = { + .name = "snbep_uncore", + .id_table = snbep_uncore_pci_ids, +}; + +/* + * build pci bus to socket mapping + */ +static int snbep_pci2phy_map_init(int devid) +{ + struct pci_dev *ubox_dev = NULL; + int i, bus, nodeid; + int err = 0; + u32 config = 0; + + while (1) { + /* find the UBOX device */ + ubox_dev = pci_get_device(PCI_VENDOR_ID_INTEL, devid, ubox_dev); + if (!ubox_dev) + break; + bus = ubox_dev->bus->number; + /* get the Node ID of the local register */ + err = pci_read_config_dword(ubox_dev, 0x40, &config); + if (err) + break; + nodeid = config; + /* get the Node ID mapping */ + err = pci_read_config_dword(ubox_dev, 0x54, &config); + if (err) + break; + /* + * every three bits in the Node ID mapping register maps + * to a particular node. + */ + for (i = 0; i < 8; i++) { + if (nodeid == ((config >> (3 * i)) & 0x7)) { + uncore_pcibus_to_physid[bus] = i; + break; + } + } + } + + if (!err) { + /* + * For PCI bus with no UBOX device, find the next bus + * that has UBOX device and use its mapping. + */ + i = -1; + for (bus = 255; bus >= 0; bus--) { + if (uncore_pcibus_to_physid[bus] >= 0) + i = uncore_pcibus_to_physid[bus]; + else + uncore_pcibus_to_physid[bus] = i; + } + } + + if (ubox_dev) + pci_dev_put(ubox_dev); + + return err ? pcibios_err_to_errno(err) : 0; +} + +int snbep_uncore_pci_init(void) +{ + int ret = snbep_pci2phy_map_init(0x3ce0); + if (ret) + return ret; + uncore_pci_uncores = snbep_pci_uncores; + uncore_pci_driver = &snbep_uncore_pci_driver; + return 0; +} +/* end of Sandy Bridge-EP uncore support */ + +/* IvyTown uncore support */ +static void ivbep_uncore_msr_init_box(struct intel_uncore_box *box) +{ + unsigned msr = uncore_msr_box_ctl(box); + if (msr) + wrmsrl(msr, IVBEP_PMON_BOX_CTL_INT); +} + +static void ivbep_uncore_pci_init_box(struct intel_uncore_box *box) +{ + struct pci_dev *pdev = box->pci_dev; + + pci_write_config_dword(pdev, SNBEP_PCI_PMON_BOX_CTL, IVBEP_PMON_BOX_CTL_INT); +} + +#define IVBEP_UNCORE_MSR_OPS_COMMON_INIT() \ + .init_box = ivbep_uncore_msr_init_box, \ + .disable_box = snbep_uncore_msr_disable_box, \ + .enable_box = snbep_uncore_msr_enable_box, \ + .disable_event = snbep_uncore_msr_disable_event, \ + .enable_event = snbep_uncore_msr_enable_event, \ + .read_counter = uncore_msr_read_counter + +static struct intel_uncore_ops ivbep_uncore_msr_ops = { + IVBEP_UNCORE_MSR_OPS_COMMON_INIT(), +}; + +static struct intel_uncore_ops ivbep_uncore_pci_ops = { + .init_box = ivbep_uncore_pci_init_box, + .disable_box = snbep_uncore_pci_disable_box, + .enable_box = snbep_uncore_pci_enable_box, + .disable_event = snbep_uncore_pci_disable_event, + .enable_event = snbep_uncore_pci_enable_event, + .read_counter = snbep_uncore_pci_read_counter, +}; + +#define IVBEP_UNCORE_PCI_COMMON_INIT() \ + .perf_ctr = SNBEP_PCI_PMON_CTR0, \ + .event_ctl = SNBEP_PCI_PMON_CTL0, \ + .event_mask = IVBEP_PMON_RAW_EVENT_MASK, \ + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, \ + .ops = &ivbep_uncore_pci_ops, \ + .format_group = &ivbep_uncore_format_group + +static struct attribute *ivbep_uncore_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + +static struct attribute *ivbep_uncore_ubox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + NULL, +}; + +static struct attribute *ivbep_uncore_cbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_tid_en.attr, + &format_attr_thresh8.attr, + &format_attr_filter_tid.attr, + &format_attr_filter_link.attr, + &format_attr_filter_state2.attr, + &format_attr_filter_nid2.attr, + &format_attr_filter_opc2.attr, + &format_attr_filter_nc.attr, + &format_attr_filter_c6.attr, + &format_attr_filter_isoc.attr, + NULL, +}; + +static struct attribute *ivbep_uncore_pcu_formats_attr[] = { + &format_attr_event_ext.attr, + &format_attr_occ_sel.attr, + &format_attr_edge.attr, + &format_attr_thresh5.attr, + &format_attr_occ_invert.attr, + &format_attr_occ_edge.attr, + &format_attr_filter_band0.attr, + &format_attr_filter_band1.attr, + &format_attr_filter_band2.attr, + &format_attr_filter_band3.attr, + NULL, +}; + +static struct attribute *ivbep_uncore_qpi_formats_attr[] = { + &format_attr_event_ext.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_thresh8.attr, + &format_attr_match_rds.attr, + &format_attr_match_rnid30.attr, + &format_attr_match_rnid4.attr, + &format_attr_match_dnid.attr, + &format_attr_match_mc.attr, + &format_attr_match_opc.attr, + &format_attr_match_vnw.attr, + &format_attr_match0.attr, + &format_attr_match1.attr, + &format_attr_mask_rds.attr, + &format_attr_mask_rnid30.attr, + &format_attr_mask_rnid4.attr, + &format_attr_mask_dnid.attr, + &format_attr_mask_mc.attr, + &format_attr_mask_opc.attr, + &format_attr_mask_vnw.attr, + &format_attr_mask0.attr, + &format_attr_mask1.attr, + NULL, +}; + +static struct attribute_group ivbep_uncore_format_group = { + .name = "format", + .attrs = ivbep_uncore_formats_attr, +}; + +static struct attribute_group ivbep_uncore_ubox_format_group = { + .name = "format", + .attrs = ivbep_uncore_ubox_formats_attr, +}; + +static struct attribute_group ivbep_uncore_cbox_format_group = { + .name = "format", + .attrs = ivbep_uncore_cbox_formats_attr, +}; + +static struct attribute_group ivbep_uncore_pcu_format_group = { + .name = "format", + .attrs = ivbep_uncore_pcu_formats_attr, +}; + +static struct attribute_group ivbep_uncore_qpi_format_group = { + .name = "format", + .attrs = ivbep_uncore_qpi_formats_attr, +}; + +static struct intel_uncore_type ivbep_uncore_ubox = { + .name = "ubox", + .num_counters = 2, + .num_boxes = 1, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = SNBEP_U_MSR_PMON_CTR0, + .event_ctl = SNBEP_U_MSR_PMON_CTL0, + .event_mask = IVBEP_U_MSR_PMON_RAW_EVENT_MASK, + .fixed_ctr = SNBEP_U_MSR_PMON_UCLK_FIXED_CTR, + .fixed_ctl = SNBEP_U_MSR_PMON_UCLK_FIXED_CTL, + .ops = &ivbep_uncore_msr_ops, + .format_group = &ivbep_uncore_ubox_format_group, +}; + +static struct extra_reg ivbep_uncore_cbox_extra_regs[] = { + SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN, + SNBEP_CBO_PMON_CTL_TID_EN, 0x1), + SNBEP_CBO_EVENT_EXTRA_REG(0x1031, 0x10ff, 0x2), + SNBEP_CBO_EVENT_EXTRA_REG(0x1134, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0xc), + SNBEP_CBO_EVENT_EXTRA_REG(0x5134, 0xffff, 0xc), + SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0xc), + SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0xc), + SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0xc), + SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2135, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x8135, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x5036, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x8136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x4037, 0x40ff, 0x8), + EVENT_EXTRA_END +}; + +static u64 ivbep_cbox_filter_mask(int fields) +{ + u64 mask = 0; + + if (fields & 0x1) + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_TID; + if (fields & 0x2) + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_LINK; + if (fields & 0x4) + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_STATE; + if (fields & 0x8) + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_NID; + if (fields & 0x10) { + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_OPC; + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_NC; + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_C6; + mask |= IVBEP_CB0_MSR_PMON_BOX_FILTER_ISOC; + } + + return mask; +} + +static struct event_constraint * +ivbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + return __snbep_cbox_get_constraint(box, event, ivbep_cbox_filter_mask); +} + +static int ivbep_cbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct extra_reg *er; + int idx = 0; + + for (er = ivbep_uncore_cbox_extra_regs; er->msr; er++) { + if (er->event != (event->hw.config & er->config_mask)) + continue; + idx |= er->idx; + } + + if (idx) { + reg1->reg = SNBEP_C0_MSR_PMON_BOX_FILTER + + SNBEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; + reg1->config = event->attr.config1 & ivbep_cbox_filter_mask(idx); + reg1->idx = idx; + } + return 0; +} + +static void ivbep_cbox_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + if (reg1->idx != EXTRA_REG_NONE) { + u64 filter = uncore_shared_reg_config(box, 0); + wrmsrl(reg1->reg, filter & 0xffffffff); + wrmsrl(reg1->reg + 6, filter >> 32); + } + + wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static struct intel_uncore_ops ivbep_uncore_cbox_ops = { + .init_box = ivbep_uncore_msr_init_box, + .disable_box = snbep_uncore_msr_disable_box, + .enable_box = snbep_uncore_msr_enable_box, + .disable_event = snbep_uncore_msr_disable_event, + .enable_event = ivbep_cbox_enable_event, + .read_counter = uncore_msr_read_counter, + .hw_config = ivbep_cbox_hw_config, + .get_constraint = ivbep_cbox_get_constraint, + .put_constraint = snbep_cbox_put_constraint, +}; + +static struct intel_uncore_type ivbep_uncore_cbox = { + .name = "cbox", + .num_counters = 4, + .num_boxes = 15, + .perf_ctr_bits = 44, + .event_ctl = SNBEP_C0_MSR_PMON_CTL0, + .perf_ctr = SNBEP_C0_MSR_PMON_CTR0, + .event_mask = IVBEP_CBO_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_C0_MSR_PMON_BOX_CTL, + .msr_offset = SNBEP_CBO_MSR_OFFSET, + .num_shared_regs = 1, + .constraints = snbep_uncore_cbox_constraints, + .ops = &ivbep_uncore_cbox_ops, + .format_group = &ivbep_uncore_cbox_format_group, +}; + +static struct intel_uncore_ops ivbep_uncore_pcu_ops = { + IVBEP_UNCORE_MSR_OPS_COMMON_INIT(), + .hw_config = snbep_pcu_hw_config, + .get_constraint = snbep_pcu_get_constraint, + .put_constraint = snbep_pcu_put_constraint, +}; + +static struct intel_uncore_type ivbep_uncore_pcu = { + .name = "pcu", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCU_MSR_PMON_CTR0, + .event_ctl = SNBEP_PCU_MSR_PMON_CTL0, + .event_mask = IVBEP_PCU_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCU_MSR_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &ivbep_uncore_pcu_ops, + .format_group = &ivbep_uncore_pcu_format_group, +}; + +static struct intel_uncore_type *ivbep_msr_uncores[] = { + &ivbep_uncore_ubox, + &ivbep_uncore_cbox, + &ivbep_uncore_pcu, + NULL, +}; + +void ivbep_uncore_cpu_init(void) +{ + if (ivbep_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) + ivbep_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; + uncore_msr_uncores = ivbep_msr_uncores; +} + +static struct intel_uncore_type ivbep_uncore_ha = { + .name = "ha", + .num_counters = 4, + .num_boxes = 2, + .perf_ctr_bits = 48, + IVBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type ivbep_uncore_imc = { + .name = "imc", + .num_counters = 4, + .num_boxes = 8, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, + .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, + .event_descs = snbep_uncore_imc_events, + IVBEP_UNCORE_PCI_COMMON_INIT(), +}; + +/* registers in IRP boxes are not properly aligned */ +static unsigned ivbep_uncore_irp_ctls[] = {0xd8, 0xdc, 0xe0, 0xe4}; +static unsigned ivbep_uncore_irp_ctrs[] = {0xa0, 0xb0, 0xb8, 0xc0}; + +static void ivbep_uncore_irp_enable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, ivbep_uncore_irp_ctls[hwc->idx], + hwc->config | SNBEP_PMON_CTL_EN); +} + +static void ivbep_uncore_irp_disable_event(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + + pci_write_config_dword(pdev, ivbep_uncore_irp_ctls[hwc->idx], hwc->config); +} + +static u64 ivbep_uncore_irp_read_counter(struct intel_uncore_box *box, struct perf_event *event) +{ + struct pci_dev *pdev = box->pci_dev; + struct hw_perf_event *hwc = &event->hw; + u64 count = 0; + + pci_read_config_dword(pdev, ivbep_uncore_irp_ctrs[hwc->idx], (u32 *)&count); + pci_read_config_dword(pdev, ivbep_uncore_irp_ctrs[hwc->idx] + 4, (u32 *)&count + 1); + + return count; +} + +static struct intel_uncore_ops ivbep_uncore_irp_ops = { + .init_box = ivbep_uncore_pci_init_box, + .disable_box = snbep_uncore_pci_disable_box, + .enable_box = snbep_uncore_pci_enable_box, + .disable_event = ivbep_uncore_irp_disable_event, + .enable_event = ivbep_uncore_irp_enable_event, + .read_counter = ivbep_uncore_irp_read_counter, +}; + +static struct intel_uncore_type ivbep_uncore_irp = { + .name = "irp", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .event_mask = IVBEP_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .ops = &ivbep_uncore_irp_ops, + .format_group = &ivbep_uncore_format_group, +}; + +static struct intel_uncore_ops ivbep_uncore_qpi_ops = { + .init_box = ivbep_uncore_pci_init_box, + .disable_box = snbep_uncore_pci_disable_box, + .enable_box = snbep_uncore_pci_enable_box, + .disable_event = snbep_uncore_pci_disable_event, + .enable_event = snbep_qpi_enable_event, + .read_counter = snbep_uncore_pci_read_counter, + .hw_config = snbep_qpi_hw_config, + .get_constraint = uncore_get_constraint, + .put_constraint = uncore_put_constraint, +}; + +static struct intel_uncore_type ivbep_uncore_qpi = { + .name = "qpi", + .num_counters = 4, + .num_boxes = 3, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCI_PMON_CTR0, + .event_ctl = SNBEP_PCI_PMON_CTL0, + .event_mask = IVBEP_QPI_PCI_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &ivbep_uncore_qpi_ops, + .format_group = &ivbep_uncore_qpi_format_group, +}; + +static struct intel_uncore_type ivbep_uncore_r2pcie = { + .name = "r2pcie", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r2pcie_constraints, + IVBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_type ivbep_uncore_r3qpi = { + .name = "r3qpi", + .num_counters = 3, + .num_boxes = 2, + .perf_ctr_bits = 44, + .constraints = snbep_uncore_r3qpi_constraints, + IVBEP_UNCORE_PCI_COMMON_INIT(), +}; + +enum { + IVBEP_PCI_UNCORE_HA, + IVBEP_PCI_UNCORE_IMC, + IVBEP_PCI_UNCORE_IRP, + IVBEP_PCI_UNCORE_QPI, + IVBEP_PCI_UNCORE_R2PCIE, + IVBEP_PCI_UNCORE_R3QPI, +}; + +static struct intel_uncore_type *ivbep_pci_uncores[] = { + [IVBEP_PCI_UNCORE_HA] = &ivbep_uncore_ha, + [IVBEP_PCI_UNCORE_IMC] = &ivbep_uncore_imc, + [IVBEP_PCI_UNCORE_IRP] = &ivbep_uncore_irp, + [IVBEP_PCI_UNCORE_QPI] = &ivbep_uncore_qpi, + [IVBEP_PCI_UNCORE_R2PCIE] = &ivbep_uncore_r2pcie, + [IVBEP_PCI_UNCORE_R3QPI] = &ivbep_uncore_r3qpi, + NULL, +}; + +static const struct pci_device_id ivbep_uncore_pci_ids[] = { + { /* Home Agent 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe30), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_HA, 0), + }, + { /* Home Agent 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe38), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_HA, 1), + }, + { /* MC0 Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb4), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 0), + }, + { /* MC0 Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb5), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 1), + }, + { /* MC0 Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb0), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 2), + }, + { /* MC0 Channel 4 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xeb1), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 3), + }, + { /* MC1 Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef4), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 4), + }, + { /* MC1 Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef5), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 5), + }, + { /* MC1 Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef0), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 6), + }, + { /* MC1 Channel 4 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xef1), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IMC, 7), + }, + { /* IRP */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe39), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_IRP, 0), + }, + { /* QPI0 Port 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe32), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_QPI, 0), + }, + { /* QPI0 Port 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe33), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_QPI, 1), + }, + { /* QPI1 Port 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe3a), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_QPI, 2), + }, + { /* R2PCIe */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe34), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_R2PCIE, 0), + }, + { /* R3QPI0 Link 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe36), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_R3QPI, 0), + }, + { /* R3QPI0 Link 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe37), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_R3QPI, 1), + }, + { /* R3QPI1 Link 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe3e), + .driver_data = UNCORE_PCI_DEV_DATA(IVBEP_PCI_UNCORE_R3QPI, 2), + }, + { /* QPI Port 0 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe86), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT0_FILTER), + }, + { /* QPI Port 0 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xe96), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT1_FILTER), + }, + { /* end: all zeroes */ } +}; + +static struct pci_driver ivbep_uncore_pci_driver = { + .name = "ivbep_uncore", + .id_table = ivbep_uncore_pci_ids, +}; + +int ivbep_uncore_pci_init(void) +{ + int ret = snbep_pci2phy_map_init(0x0e1e); + if (ret) + return ret; + uncore_pci_uncores = ivbep_pci_uncores; + uncore_pci_driver = &ivbep_uncore_pci_driver; + return 0; +} +/* end of IvyTown uncore support */ + +/* Haswell-EP uncore support */ +static struct attribute *hswep_uncore_ubox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_inv.attr, + &format_attr_thresh5.attr, + &format_attr_filter_tid2.attr, + &format_attr_filter_cid.attr, + NULL, +}; + +static struct attribute_group hswep_uncore_ubox_format_group = { + .name = "format", + .attrs = hswep_uncore_ubox_formats_attr, +}; + +static int hswep_ubox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + reg1->reg = HSWEP_U_MSR_PMON_FILTER; + reg1->config = event->attr.config1 & HSWEP_U_MSR_PMON_BOX_FILTER_MASK; + reg1->idx = 0; + return 0; +} + +static struct intel_uncore_ops hswep_uncore_ubox_ops = { + SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), + .hw_config = hswep_ubox_hw_config, + .get_constraint = uncore_get_constraint, + .put_constraint = uncore_put_constraint, +}; + +static struct intel_uncore_type hswep_uncore_ubox = { + .name = "ubox", + .num_counters = 2, + .num_boxes = 1, + .perf_ctr_bits = 44, + .fixed_ctr_bits = 48, + .perf_ctr = HSWEP_U_MSR_PMON_CTR0, + .event_ctl = HSWEP_U_MSR_PMON_CTL0, + .event_mask = SNBEP_U_MSR_PMON_RAW_EVENT_MASK, + .fixed_ctr = HSWEP_U_MSR_PMON_UCLK_FIXED_CTR, + .fixed_ctl = HSWEP_U_MSR_PMON_UCLK_FIXED_CTL, + .num_shared_regs = 1, + .ops = &hswep_uncore_ubox_ops, + .format_group = &hswep_uncore_ubox_format_group, +}; + +static struct attribute *hswep_uncore_cbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_tid_en.attr, + &format_attr_thresh8.attr, + &format_attr_filter_tid3.attr, + &format_attr_filter_link2.attr, + &format_attr_filter_state3.attr, + &format_attr_filter_nid2.attr, + &format_attr_filter_opc2.attr, + &format_attr_filter_nc.attr, + &format_attr_filter_c6.attr, + &format_attr_filter_isoc.attr, + NULL, +}; + +static struct attribute_group hswep_uncore_cbox_format_group = { + .name = "format", + .attrs = hswep_uncore_cbox_formats_attr, +}; + +static struct event_constraint hswep_uncore_cbox_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x01, 0x1), + UNCORE_EVENT_CONSTRAINT(0x09, 0x1), + UNCORE_EVENT_CONSTRAINT(0x11, 0x1), + UNCORE_EVENT_CONSTRAINT(0x36, 0x1), + UNCORE_EVENT_CONSTRAINT(0x38, 0x3), + UNCORE_EVENT_CONSTRAINT(0x3b, 0x1), + UNCORE_EVENT_CONSTRAINT(0x3e, 0x1), + EVENT_CONSTRAINT_END +}; + +static struct extra_reg hswep_uncore_cbox_extra_regs[] = { + SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN, + SNBEP_CBO_PMON_CTL_TID_EN, 0x1), + SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x1134, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x2134, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0x4), + SNBEP_CBO_EVENT_EXTRA_REG(0x4037, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4028, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4032, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4029, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4033, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x402A, 0x40ff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x12), + SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x4135, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4435, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4835, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x5035, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4335, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a35, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x2335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8335, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2135, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8135, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x0136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x0336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x4136, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4436, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4836, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x4336, 0xffff, 0x18), + SNBEP_CBO_EVENT_EXTRA_REG(0x4a36, 0xffff, 0x8), + SNBEP_CBO_EVENT_EXTRA_REG(0x2336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8336, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x2136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x8136, 0xffff, 0x10), + SNBEP_CBO_EVENT_EXTRA_REG(0x5036, 0xffff, 0x8), + EVENT_EXTRA_END +}; + +static u64 hswep_cbox_filter_mask(int fields) +{ + u64 mask = 0; + if (fields & 0x1) + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_TID; + if (fields & 0x2) + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_LINK; + if (fields & 0x4) + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_STATE; + if (fields & 0x8) + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_NID; + if (fields & 0x10) { + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_OPC; + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_NC; + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_C6; + mask |= HSWEP_CB0_MSR_PMON_BOX_FILTER_ISOC; + } + return mask; +} + +static struct event_constraint * +hswep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *event) +{ + return __snbep_cbox_get_constraint(box, event, hswep_cbox_filter_mask); +} + +static int hswep_cbox_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event_extra *reg1 = &event->hw.extra_reg; + struct extra_reg *er; + int idx = 0; + + for (er = hswep_uncore_cbox_extra_regs; er->msr; er++) { + if (er->event != (event->hw.config & er->config_mask)) + continue; + idx |= er->idx; + } + + if (idx) { + reg1->reg = HSWEP_C0_MSR_PMON_BOX_FILTER0 + + HSWEP_CBO_MSR_OFFSET * box->pmu->pmu_idx; + reg1->config = event->attr.config1 & hswep_cbox_filter_mask(idx); + reg1->idx = idx; + } + return 0; +} + +static void hswep_cbox_enable_event(struct intel_uncore_box *box, + struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + + if (reg1->idx != EXTRA_REG_NONE) { + u64 filter = uncore_shared_reg_config(box, 0); + wrmsrl(reg1->reg, filter & 0xffffffff); + wrmsrl(reg1->reg + 1, filter >> 32); + } + + wrmsrl(hwc->config_base, hwc->config | SNBEP_PMON_CTL_EN); +} + +static struct intel_uncore_ops hswep_uncore_cbox_ops = { + .init_box = snbep_uncore_msr_init_box, + .disable_box = snbep_uncore_msr_disable_box, + .enable_box = snbep_uncore_msr_enable_box, + .disable_event = snbep_uncore_msr_disable_event, + .enable_event = hswep_cbox_enable_event, + .read_counter = uncore_msr_read_counter, + .hw_config = hswep_cbox_hw_config, + .get_constraint = hswep_cbox_get_constraint, + .put_constraint = snbep_cbox_put_constraint, +}; + +static struct intel_uncore_type hswep_uncore_cbox = { + .name = "cbox", + .num_counters = 4, + .num_boxes = 18, + .perf_ctr_bits = 44, + .event_ctl = HSWEP_C0_MSR_PMON_CTL0, + .perf_ctr = HSWEP_C0_MSR_PMON_CTR0, + .event_mask = SNBEP_CBO_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = HSWEP_C0_MSR_PMON_BOX_CTL, + .msr_offset = HSWEP_CBO_MSR_OFFSET, + .num_shared_regs = 1, + .constraints = hswep_uncore_cbox_constraints, + .ops = &hswep_uncore_cbox_ops, + .format_group = &hswep_uncore_cbox_format_group, +}; + +static struct attribute *hswep_uncore_sbox_formats_attr[] = { + &format_attr_event.attr, + &format_attr_umask.attr, + &format_attr_edge.attr, + &format_attr_tid_en.attr, + &format_attr_inv.attr, + &format_attr_thresh8.attr, + NULL, +}; + +static struct attribute_group hswep_uncore_sbox_format_group = { + .name = "format", + .attrs = hswep_uncore_sbox_formats_attr, +}; + +static struct intel_uncore_type hswep_uncore_sbox = { + .name = "sbox", + .num_counters = 4, + .num_boxes = 4, + .perf_ctr_bits = 44, + .event_ctl = HSWEP_S0_MSR_PMON_CTL0, + .perf_ctr = HSWEP_S0_MSR_PMON_CTR0, + .event_mask = HSWEP_S_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = HSWEP_S0_MSR_PMON_BOX_CTL, + .msr_offset = HSWEP_SBOX_MSR_OFFSET, + .ops = &snbep_uncore_msr_ops, + .format_group = &hswep_uncore_sbox_format_group, +}; + +static int hswep_pcu_hw_config(struct intel_uncore_box *box, struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + struct hw_perf_event_extra *reg1 = &hwc->extra_reg; + int ev_sel = hwc->config & SNBEP_PMON_CTL_EV_SEL_MASK; + + if (ev_sel >= 0xb && ev_sel <= 0xe) { + reg1->reg = HSWEP_PCU_MSR_PMON_BOX_FILTER; + reg1->idx = ev_sel - 0xb; + reg1->config = event->attr.config1 & (0xff << reg1->idx); + } + return 0; +} + +static struct intel_uncore_ops hswep_uncore_pcu_ops = { + SNBEP_UNCORE_MSR_OPS_COMMON_INIT(), + .hw_config = hswep_pcu_hw_config, + .get_constraint = snbep_pcu_get_constraint, + .put_constraint = snbep_pcu_put_constraint, +}; + +static struct intel_uncore_type hswep_uncore_pcu = { + .name = "pcu", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .perf_ctr = HSWEP_PCU_MSR_PMON_CTR0, + .event_ctl = HSWEP_PCU_MSR_PMON_CTL0, + .event_mask = SNBEP_PCU_MSR_PMON_RAW_EVENT_MASK, + .box_ctl = HSWEP_PCU_MSR_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &hswep_uncore_pcu_ops, + .format_group = &snbep_uncore_pcu_format_group, +}; + +static struct intel_uncore_type *hswep_msr_uncores[] = { + &hswep_uncore_ubox, + &hswep_uncore_cbox, + &hswep_uncore_sbox, + &hswep_uncore_pcu, + NULL, +}; + +void hswep_uncore_cpu_init(void) +{ + if (hswep_uncore_cbox.num_boxes > boot_cpu_data.x86_max_cores) + hswep_uncore_cbox.num_boxes = boot_cpu_data.x86_max_cores; + uncore_msr_uncores = hswep_msr_uncores; +} + +static struct intel_uncore_type hswep_uncore_ha = { + .name = "ha", + .num_counters = 5, + .num_boxes = 2, + .perf_ctr_bits = 48, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct uncore_event_desc hswep_uncore_imc_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0x00,umask=0x00"), + INTEL_UNCORE_EVENT_DESC(cas_count_read, "event=0x04,umask=0x03"), + INTEL_UNCORE_EVENT_DESC(cas_count_write, "event=0x04,umask=0x0c"), + { /* end: all zeroes */ }, +}; + +static struct intel_uncore_type hswep_uncore_imc = { + .name = "imc", + .num_counters = 5, + .num_boxes = 8, + .perf_ctr_bits = 48, + .fixed_ctr_bits = 48, + .fixed_ctr = SNBEP_MC_CHy_PCI_PMON_FIXED_CTR, + .fixed_ctl = SNBEP_MC_CHy_PCI_PMON_FIXED_CTL, + .event_descs = hswep_uncore_imc_events, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct intel_uncore_ops hswep_uncore_irp_ops = { + .init_box = snbep_uncore_pci_init_box, + .disable_box = snbep_uncore_pci_disable_box, + .enable_box = snbep_uncore_pci_enable_box, + .disable_event = ivbep_uncore_irp_disable_event, + .enable_event = ivbep_uncore_irp_enable_event, + .read_counter = ivbep_uncore_irp_read_counter, +}; + +static struct intel_uncore_type hswep_uncore_irp = { + .name = "irp", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .event_mask = SNBEP_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .ops = &hswep_uncore_irp_ops, + .format_group = &snbep_uncore_format_group, +}; + +static struct intel_uncore_type hswep_uncore_qpi = { + .name = "qpi", + .num_counters = 5, + .num_boxes = 3, + .perf_ctr_bits = 48, + .perf_ctr = SNBEP_PCI_PMON_CTR0, + .event_ctl = SNBEP_PCI_PMON_CTL0, + .event_mask = SNBEP_QPI_PCI_PMON_RAW_EVENT_MASK, + .box_ctl = SNBEP_PCI_PMON_BOX_CTL, + .num_shared_regs = 1, + .ops = &snbep_uncore_qpi_ops, + .format_group = &snbep_uncore_qpi_format_group, +}; + +static struct event_constraint hswep_uncore_r2pcie_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x1), + UNCORE_EVENT_CONSTRAINT(0x23, 0x1), + UNCORE_EVENT_CONSTRAINT(0x24, 0x1), + UNCORE_EVENT_CONSTRAINT(0x25, 0x1), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x27, 0x1), + UNCORE_EVENT_CONSTRAINT(0x28, 0x3), + UNCORE_EVENT_CONSTRAINT(0x29, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2a, 0x1), + UNCORE_EVENT_CONSTRAINT(0x2b, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2c, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2d, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x35, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type hswep_uncore_r2pcie = { + .name = "r2pcie", + .num_counters = 4, + .num_boxes = 1, + .perf_ctr_bits = 48, + .constraints = hswep_uncore_r2pcie_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +static struct event_constraint hswep_uncore_r3qpi_constraints[] = { + UNCORE_EVENT_CONSTRAINT(0x01, 0x3), + UNCORE_EVENT_CONSTRAINT(0x07, 0x7), + UNCORE_EVENT_CONSTRAINT(0x08, 0x7), + UNCORE_EVENT_CONSTRAINT(0x09, 0x7), + UNCORE_EVENT_CONSTRAINT(0x0a, 0x7), + UNCORE_EVENT_CONSTRAINT(0x0e, 0x7), + UNCORE_EVENT_CONSTRAINT(0x10, 0x3), + UNCORE_EVENT_CONSTRAINT(0x11, 0x3), + UNCORE_EVENT_CONSTRAINT(0x12, 0x3), + UNCORE_EVENT_CONSTRAINT(0x13, 0x1), + UNCORE_EVENT_CONSTRAINT(0x14, 0x3), + UNCORE_EVENT_CONSTRAINT(0x15, 0x3), + UNCORE_EVENT_CONSTRAINT(0x1f, 0x3), + UNCORE_EVENT_CONSTRAINT(0x20, 0x3), + UNCORE_EVENT_CONSTRAINT(0x21, 0x3), + UNCORE_EVENT_CONSTRAINT(0x22, 0x3), + UNCORE_EVENT_CONSTRAINT(0x23, 0x3), + UNCORE_EVENT_CONSTRAINT(0x25, 0x3), + UNCORE_EVENT_CONSTRAINT(0x26, 0x3), + UNCORE_EVENT_CONSTRAINT(0x28, 0x3), + UNCORE_EVENT_CONSTRAINT(0x29, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2c, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2d, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2e, 0x3), + UNCORE_EVENT_CONSTRAINT(0x2f, 0x3), + UNCORE_EVENT_CONSTRAINT(0x31, 0x3), + UNCORE_EVENT_CONSTRAINT(0x32, 0x3), + UNCORE_EVENT_CONSTRAINT(0x33, 0x3), + UNCORE_EVENT_CONSTRAINT(0x34, 0x3), + UNCORE_EVENT_CONSTRAINT(0x36, 0x3), + UNCORE_EVENT_CONSTRAINT(0x37, 0x3), + UNCORE_EVENT_CONSTRAINT(0x38, 0x3), + UNCORE_EVENT_CONSTRAINT(0x39, 0x3), + EVENT_CONSTRAINT_END +}; + +static struct intel_uncore_type hswep_uncore_r3qpi = { + .name = "r3qpi", + .num_counters = 4, + .num_boxes = 3, + .perf_ctr_bits = 44, + .constraints = hswep_uncore_r3qpi_constraints, + SNBEP_UNCORE_PCI_COMMON_INIT(), +}; + +enum { + HSWEP_PCI_UNCORE_HA, + HSWEP_PCI_UNCORE_IMC, + HSWEP_PCI_UNCORE_IRP, + HSWEP_PCI_UNCORE_QPI, + HSWEP_PCI_UNCORE_R2PCIE, + HSWEP_PCI_UNCORE_R3QPI, +}; + +static struct intel_uncore_type *hswep_pci_uncores[] = { + [HSWEP_PCI_UNCORE_HA] = &hswep_uncore_ha, + [HSWEP_PCI_UNCORE_IMC] = &hswep_uncore_imc, + [HSWEP_PCI_UNCORE_IRP] = &hswep_uncore_irp, + [HSWEP_PCI_UNCORE_QPI] = &hswep_uncore_qpi, + [HSWEP_PCI_UNCORE_R2PCIE] = &hswep_uncore_r2pcie, + [HSWEP_PCI_UNCORE_R3QPI] = &hswep_uncore_r3qpi, + NULL, +}; + +static DEFINE_PCI_DEVICE_TABLE(hswep_uncore_pci_ids) = { + { /* Home Agent 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f30), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_HA, 0), + }, + { /* Home Agent 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f38), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_HA, 1), + }, + { /* MC0 Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fb0), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 0), + }, + { /* MC0 Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fb1), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 1), + }, + { /* MC0 Channel 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fb4), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 2), + }, + { /* MC0 Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fb5), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 3), + }, + { /* MC1 Channel 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fd0), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 4), + }, + { /* MC1 Channel 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fd1), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 5), + }, + { /* MC1 Channel 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fd4), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 6), + }, + { /* MC1 Channel 3 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2fd5), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IMC, 7), + }, + { /* IRP */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f39), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_IRP, 0), + }, + { /* QPI0 Port 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f32), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_QPI, 0), + }, + { /* QPI0 Port 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f33), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_QPI, 1), + }, + { /* QPI1 Port 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f3a), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_QPI, 2), + }, + { /* R2PCIe */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f34), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_R2PCIE, 0), + }, + { /* R3QPI0 Link 0 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f36), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_R3QPI, 0), + }, + { /* R3QPI0 Link 1 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f37), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_R3QPI, 1), + }, + { /* R3QPI1 Link 2 */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f3e), + .driver_data = UNCORE_PCI_DEV_DATA(HSWEP_PCI_UNCORE_R3QPI, 2), + }, + { /* QPI Port 0 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f86), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT0_FILTER), + }, + { /* QPI Port 1 filter */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x2f96), + .driver_data = UNCORE_PCI_DEV_DATA(UNCORE_EXTRA_PCI_DEV, + SNBEP_PCI_QPI_PORT1_FILTER), + }, + { /* end: all zeroes */ } +}; + +static struct pci_driver hswep_uncore_pci_driver = { + .name = "hswep_uncore", + .id_table = hswep_uncore_pci_ids, +}; + +int hswep_uncore_pci_init(void) +{ + int ret = snbep_pci2phy_map_init(0x2f1e); + if (ret) + return ret; + uncore_pci_uncores = hswep_pci_uncores; + uncore_pci_driver = &hswep_uncore_pci_driver; + return 0; +} +/* end of Haswell-EP uncore support */ diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c index 0553a34fa0df..a618fcd2c07d 100644 --- a/arch/x86/kernel/crash.c +++ b/arch/x86/kernel/crash.c @@ -182,8 +182,7 @@ void native_machine_crash_shutdown(struct pt_regs *regs) crash_save_cpu(regs, safe_smp_processor_id()); } -#ifdef CONFIG_X86_64 - +#ifdef CONFIG_KEXEC_FILE static int get_nr_ram_ranges_callback(unsigned long start_pfn, unsigned long nr_pfn, void *arg) { @@ -696,5 +695,4 @@ int crash_load_segments(struct kimage *image) return ret; } - -#endif /* CONFIG_X86_64 */ +#endif /* CONFIG_KEXEC_FILE */ diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 988c00a1f60d..49f886481615 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -682,15 +682,14 @@ void __init parse_e820_ext(u64 phys_addr, u32 data_len) * hibernation (32 bit) or software suspend and suspend to RAM (64 bit). * * This function requires the e820 map to be sorted and without any - * overlapping entries and assumes the first e820 area to be RAM. + * overlapping entries. */ void __init e820_mark_nosave_regions(unsigned long limit_pfn) { int i; - unsigned long pfn; + unsigned long pfn = 0; - pfn = PFN_DOWN(e820.map[0].addr + e820.map[0].size); - for (i = 1; i < e820.nr_map; i++) { + for (i = 0; i < e820.nr_map; i++) { struct e820entry *ei = &e820.map[i]; if (pfn < PFN_UP(ei->addr)) diff --git a/arch/x86/kernel/irq_work.c b/arch/x86/kernel/irq_work.c index 1de84e3ab4e0..15d741ddfeeb 100644 --- a/arch/x86/kernel/irq_work.c +++ b/arch/x86/kernel/irq_work.c @@ -41,7 +41,7 @@ __visible void smp_trace_irq_work_interrupt(struct pt_regs *regs) void arch_irq_work_raise(void) { #ifdef CONFIG_X86_LOCAL_APIC - if (!cpu_has_apic) + if (!arch_irq_work_has_interrupt()) return; apic->send_IPI_self(IRQ_WORK_VECTOR); diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c index 1e6cff5814fa..44f1ed42fdf2 100644 --- a/arch/x86/kernel/irqinit.c +++ b/arch/x86/kernel/irqinit.c @@ -203,7 +203,7 @@ void __init native_init_IRQ(void) set_intr_gate(i, interrupt[i - FIRST_EXTERNAL_VECTOR]); } - if (!acpi_ioapic && !of_ioapic) + if (!acpi_ioapic && !of_ioapic && nr_legacy_irqs()) setup_irq(2, &irq2); #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/kprobes/opt.c b/arch/x86/kernel/kprobes/opt.c index f304773285ae..f1314d0bcf0a 100644 --- a/arch/x86/kernel/kprobes/opt.c +++ b/arch/x86/kernel/kprobes/opt.c @@ -338,8 +338,10 @@ int arch_prepare_optimized_kprobe(struct optimized_kprobe *op) * a relative jump. */ rel = (long)op->optinsn.insn - (long)op->kp.addr + RELATIVEJUMP_SIZE; - if (abs(rel) > 0x7fffffff) + if (abs(rel) > 0x7fffffff) { + __arch_remove_optimized_kprobe(op, 0); return -ERANGE; + } buf = (u8 *)op->optinsn.insn; diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index 1667b1de8d5d..72e8e310258d 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -247,7 +247,8 @@ void machine_kexec(struct kimage *image) /* now call it */ image->start = relocate_kernel_ptr((unsigned long)image->head, (unsigned long)page_list, - image->start, cpu_has_pae, + image->start, + boot_cpu_has(X86_FEATURE_PAE), image->preserve_context); #ifdef CONFIG_KEXEC_JUMP diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index 8b04018e5d1f..485981059a40 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -25,9 +25,11 @@ #include <asm/debugreg.h> #include <asm/kexec-bzimage64.h> +#ifdef CONFIG_KEXEC_FILE static struct kexec_file_ops *kexec_file_loaders[] = { &kexec_bzImage64_ops, }; +#endif static void free_transition_pgtable(struct kimage *image) { @@ -178,6 +180,7 @@ static void load_segments(void) ); } +#ifdef CONFIG_KEXEC_FILE /* Update purgatory as needed after various image segments have been prepared */ static int arch_update_purgatory(struct kimage *image) { @@ -209,6 +212,12 @@ static int arch_update_purgatory(struct kimage *image) return ret; } +#else /* !CONFIG_KEXEC_FILE */ +static inline int arch_update_purgatory(struct kimage *image) +{ + return 0; +} +#endif /* CONFIG_KEXEC_FILE */ int machine_kexec_prepare(struct kimage *image) { @@ -329,6 +338,7 @@ void arch_crash_save_vmcoreinfo(void) /* arch-dependent functionality related to kexec file-based syscall */ +#ifdef CONFIG_KEXEC_FILE int arch_kexec_kernel_image_probe(struct kimage *image, void *buf, unsigned long buf_len) { @@ -522,3 +532,4 @@ overflow: (int)ELF64_R_TYPE(rel[i].r_info), value); return -ENOEXEC; } +#endif /* CONFIG_KEXEC_FILE */ diff --git a/arch/x86/kernel/preempt.S b/arch/x86/kernel/preempt.S deleted file mode 100644 index ca7f0d58a87d..000000000000 --- a/arch/x86/kernel/preempt.S +++ /dev/null @@ -1,25 +0,0 @@ - -#include <linux/linkage.h> -#include <asm/dwarf2.h> -#include <asm/asm.h> -#include <asm/calling.h> - -ENTRY(___preempt_schedule) - CFI_STARTPROC - SAVE_ALL - call preempt_schedule - RESTORE_ALL - ret - CFI_ENDPROC - -#ifdef CONFIG_CONTEXT_TRACKING - -ENTRY(___preempt_schedule_context) - CFI_STARTPROC - SAVE_ALL - call preempt_schedule_context - RESTORE_ALL - ret - CFI_ENDPROC - -#endif diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index f804dc935d2a..e127ddaa2d5a 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -64,14 +64,16 @@ EXPORT_SYMBOL_GPL(task_xstate_cachep); */ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) { - int ret; - *dst = *src; - if (fpu_allocated(&src->thread.fpu)) { - memset(&dst->thread.fpu, 0, sizeof(dst->thread.fpu)); - ret = fpu_alloc(&dst->thread.fpu); - if (ret) - return ret; + + dst->thread.fpu_counter = 0; + dst->thread.fpu.has_fpu = 0; + dst->thread.fpu.last_cpu = ~0; + dst->thread.fpu.state = NULL; + if (tsk_used_math(src)) { + int err = fpu_alloc(&dst->thread.fpu); + if (err) + return err; fpu_copy(dst, src); } return 0; diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 7bc86bbe7485..8f3ebfe710d0 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -138,6 +138,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, p->thread.sp = (unsigned long) childregs; p->thread.sp0 = (unsigned long) (childregs+1); + memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); if (unlikely(p->flags & PF_KTHREAD)) { /* kernel thread */ @@ -152,9 +153,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, childregs->orig_ax = -1; childregs->cs = __KERNEL_CS | get_kernel_rpl(); childregs->flags = X86_EFLAGS_IF | X86_EFLAGS_FIXED; - p->thread.fpu_counter = 0; p->thread.io_bitmap_ptr = NULL; - memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); return 0; } *childregs = *current_pt_regs(); @@ -165,13 +164,10 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, p->thread.ip = (unsigned long) ret_from_fork; task_user_gs(p) = get_user_gs(current_pt_regs()); - p->thread.fpu_counter = 0; p->thread.io_bitmap_ptr = NULL; tsk = current; err = -ENOMEM; - memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); - if (unlikely(test_tsk_thread_flag(tsk, TIF_IO_BITMAP))) { p->thread.io_bitmap_ptr = kmemdup(tsk->thread.io_bitmap_ptr, IO_BITMAP_BYTES, GFP_KERNEL); diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index ca5b02d405c3..3ed4a68d4013 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -163,7 +163,6 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, p->thread.sp = (unsigned long) childregs; p->thread.usersp = me->thread.usersp; set_tsk_thread_flag(p, TIF_FORK); - p->thread.fpu_counter = 0; p->thread.io_bitmap_ptr = NULL; savesegment(gs, p->thread.gsindex); @@ -193,8 +192,6 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, childregs->sp = sp; err = -ENOMEM; - memset(p->thread.ptrace_bps, 0, sizeof(p->thread.ptrace_bps)); - if (unlikely(test_tsk_thread_flag(me, TIF_IO_BITMAP))) { p->thread.io_bitmap_ptr = kmemdup(me->thread.io_bitmap_ptr, IO_BITMAP_BYTES, GFP_KERNEL); diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index 2851d63c1202..ed37a768d0fc 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -675,6 +675,11 @@ handle_signal(struct ksignal *ksig, struct pt_regs *regs) * handler too. */ regs->flags &= ~(X86_EFLAGS_DF|X86_EFLAGS_RF|X86_EFLAGS_TF); + /* + * Ensure the signal handler starts with the new fpu state. + */ + if (used_math()) + drop_init_fpu(current); } signal_setup_done(failed, ksig, test_thread_flag(TIF_SINGLESTEP)); } diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 2d872e08fab9..2d5200e56357 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -102,6 +102,8 @@ DEFINE_PER_CPU_READ_MOSTLY(cpumask_var_t, cpu_llc_shared_map); DEFINE_PER_CPU_SHARED_ALIGNED(struct cpuinfo_x86, cpu_info); EXPORT_PER_CPU_SYMBOL(cpu_info); +static DEFINE_PER_CPU(struct completion, die_complete); + atomic_t init_deasserted; /* @@ -111,7 +113,6 @@ atomic_t init_deasserted; static void smp_callin(void) { int cpuid, phys_id; - unsigned long timeout; /* * If waken up by an INIT in an 82489DX configuration @@ -130,37 +131,6 @@ static void smp_callin(void) * (This works even if the APIC is not enabled.) */ phys_id = read_apic_id(); - if (cpumask_test_cpu(cpuid, cpu_callin_mask)) { - panic("%s: phys CPU#%d, CPU#%d already present??\n", __func__, - phys_id, cpuid); - } - pr_debug("CPU#%d (phys ID: %d) waiting for CALLOUT\n", cpuid, phys_id); - - /* - * STARTUP IPIs are fragile beasts as they might sometimes - * trigger some glue motherboard logic. Complete APIC bus - * silence for 1 second, this overestimates the time the - * boot CPU is spending to send the up to 2 STARTUP IPIs - * by a factor of two. This should be enough. - */ - - /* - * Waiting 2s total for startup (udelay is not yet working) - */ - timeout = jiffies + 2*HZ; - while (time_before(jiffies, timeout)) { - /* - * Has the boot CPU finished it's STARTUP sequence? - */ - if (cpumask_test_cpu(cpuid, cpu_callout_mask)) - break; - cpu_relax(); - } - - if (!time_before(jiffies, timeout)) { - panic("%s: CPU%d started up but did not get a callout!\n", - __func__, cpuid); - } /* * the boot CPU has finished the init stage and is spinning @@ -296,11 +266,19 @@ void smp_store_cpu_info(int id) } static bool +topology_same_node(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) +{ + int cpu1 = c->cpu_index, cpu2 = o->cpu_index; + + return (cpu_to_node(cpu1) == cpu_to_node(cpu2)); +} + +static bool topology_sane(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o, const char *name) { int cpu1 = c->cpu_index, cpu2 = o->cpu_index; - return !WARN_ONCE(cpu_to_node(cpu1) != cpu_to_node(cpu2), + return !WARN_ONCE(!topology_same_node(c, o), "sched: CPU #%d's %s-sibling CPU #%d is not on the same node! " "[node: %d != %d]. Ignoring dependency.\n", cpu1, name, cpu2, cpu_to_node(cpu1), cpu_to_node(cpu2)); @@ -341,17 +319,44 @@ static bool match_llc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) return false; } -static bool match_mc(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) +/* + * Unlike the other levels, we do not enforce keeping a + * multicore group inside a NUMA node. If this happens, we will + * discard the MC level of the topology later. + */ +static bool match_die(struct cpuinfo_x86 *c, struct cpuinfo_x86 *o) { - if (c->phys_proc_id == o->phys_proc_id) { - if (cpu_has(c, X86_FEATURE_AMD_DCM)) - return true; - - return topology_sane(c, o, "mc"); - } + if (c->phys_proc_id == o->phys_proc_id) + return true; return false; } +static struct sched_domain_topology_level numa_inside_package_topology[] = { +#ifdef CONFIG_SCHED_SMT + { cpu_smt_mask, cpu_smt_flags, SD_INIT_NAME(SMT) }, +#endif +#ifdef CONFIG_SCHED_MC + { cpu_coregroup_mask, cpu_core_flags, SD_INIT_NAME(MC) }, +#endif + { NULL, }, +}; +/* + * set_sched_topology() sets the topology internal to a CPU. The + * NUMA topologies are layered on top of it to build the full + * system topology. + * + * If NUMA nodes are observed to occur within a CPU package, this + * function should be called. It forces the sched domain code to + * only use the SMT level for the CPU portion of the topology. + * This essentially falls back to relying on NUMA information + * from the SRAT table to describe the entire system topology + * (except for hyperthreads). + */ +static void primarily_use_numa_for_topology(void) +{ + set_sched_topology(numa_inside_package_topology); +} + void set_cpu_sibling_map(int cpu) { bool has_smt = smp_num_siblings > 1; @@ -388,7 +393,7 @@ void set_cpu_sibling_map(int cpu) for_each_cpu(i, cpu_sibling_setup_mask) { o = &cpu_data(i); - if ((i == cpu) || (has_mp && match_mc(c, o))) { + if ((i == cpu) || (has_mp && match_die(c, o))) { link_mask(core, cpu, i); /* @@ -410,6 +415,8 @@ void set_cpu_sibling_map(int cpu) } else if (i != cpu && !c->booted_cores) c->booted_cores = cpu_data(i).booted_cores; } + if (match_die(c, o) && !topology_same_node(c, o)) + primarily_use_numa_for_topology(); } } @@ -753,8 +760,8 @@ static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle) unsigned long start_ip = real_mode_header->trampoline_start; unsigned long boot_error = 0; - int timeout; int cpu0_nmi_registered = 0; + unsigned long timeout; /* Just in case we booted with a single CPU. */ alternatives_enable_smp(); @@ -802,6 +809,15 @@ static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle) } /* + * AP might wait on cpu_callout_mask in cpu_init() with + * cpu_initialized_mask set if previous attempt to online + * it timed-out. Clear cpu_initialized_mask so that after + * INIT/SIPI it could start with a clean state. + */ + cpumask_clear_cpu(cpu, cpu_initialized_mask); + smp_mb(); + + /* * Wake up a CPU in difference cases: * - Use the method in the APIC driver if it's defined * Otherwise, @@ -815,53 +831,38 @@ static int do_boot_cpu(int apicid, int cpu, struct task_struct *idle) if (!boot_error) { /* - * allow APs to start initializing. + * Wait 10s total for a response from AP */ - pr_debug("Before Callout %d\n", cpu); - cpumask_set_cpu(cpu, cpu_callout_mask); - pr_debug("After Callout %d\n", cpu); + boot_error = -1; + timeout = jiffies + 10*HZ; + while (time_before(jiffies, timeout)) { + if (cpumask_test_cpu(cpu, cpu_initialized_mask)) { + /* + * Tell AP to proceed with initialization + */ + cpumask_set_cpu(cpu, cpu_callout_mask); + boot_error = 0; + break; + } + udelay(100); + schedule(); + } + } + if (!boot_error) { /* - * Wait 5s total for a response + * Wait till AP completes initial initialization */ - for (timeout = 0; timeout < 50000; timeout++) { - if (cpumask_test_cpu(cpu, cpu_callin_mask)) - break; /* It has booted */ - udelay(100); + while (!cpumask_test_cpu(cpu, cpu_callin_mask)) { /* * Allow other tasks to run while we wait for the * AP to come online. This also gives a chance * for the MTRR work(triggered by the AP coming online) * to be completed in the stop machine context. */ + udelay(100); schedule(); } - - if (cpumask_test_cpu(cpu, cpu_callin_mask)) { - print_cpu_msr(&cpu_data(cpu)); - pr_debug("CPU%d: has booted.\n", cpu); - } else { - boot_error = 1; - if (*trampoline_status == 0xA5A5A5A5) - /* trampoline started but...? */ - pr_err("CPU%d: Stuck ??\n", cpu); - else - /* trampoline code not run */ - pr_err("CPU%d: Not responding\n", cpu); - if (apic->inquire_remote_apic) - apic->inquire_remote_apic(apicid); - } - } - - if (boot_error) { - /* Try to put things back the way they were before ... */ - numa_remove_cpu(cpu); /* was set by numa_add_cpu */ - - /* was set by do_boot_cpu() */ - cpumask_clear_cpu(cpu, cpu_callout_mask); - - /* was set by cpu_init() */ - cpumask_clear_cpu(cpu, cpu_initialized_mask); } /* mark "stuck" area as not stuck */ @@ -1284,6 +1285,9 @@ static void remove_siblinginfo(int cpu) for_each_cpu(sibling, cpu_sibling_mask(cpu)) cpumask_clear_cpu(cpu, cpu_sibling_mask(sibling)); + for_each_cpu(sibling, cpu_llc_shared_mask(cpu)) + cpumask_clear_cpu(cpu, cpu_llc_shared_mask(sibling)); + cpumask_clear(cpu_llc_shared_mask(cpu)); cpumask_clear(cpu_sibling_mask(cpu)); cpumask_clear(cpu_core_mask(cpu)); c->phys_proc_id = 0; @@ -1323,26 +1327,24 @@ int native_cpu_disable(void) return ret; clear_local_APIC(); - + init_completion(&per_cpu(die_complete, smp_processor_id())); cpu_disable_common(); + return 0; } void native_cpu_die(unsigned int cpu) { /* We don't do anything here: idle task is faking death itself. */ - unsigned int i; + wait_for_completion_timeout(&per_cpu(die_complete, cpu), HZ); - for (i = 0; i < 10; i++) { - /* They ack this in play_dead by setting CPU_DEAD */ - if (per_cpu(cpu_state, cpu) == CPU_DEAD) { - if (system_state == SYSTEM_RUNNING) - pr_info("CPU %u is now offline\n", cpu); - return; - } - msleep(100); + /* They ack this in play_dead() by setting CPU_DEAD */ + if (per_cpu(cpu_state, cpu) == CPU_DEAD) { + if (system_state == SYSTEM_RUNNING) + pr_info("CPU %u is now offline\n", cpu); + } else { + pr_err("CPU %u didn't die...\n", cpu); } - pr_err("CPU %u didn't die...\n", cpu); } void play_dead_common(void) @@ -1354,6 +1356,7 @@ void play_dead_common(void) mb(); /* Ack it */ __this_cpu_write(cpu_state, CPU_DEAD); + complete(&per_cpu(die_complete, smp_processor_id())); /* * With physical CPU hotplug, we should halt the cpu diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index bf7ef5ce29df..0fa29609b2c4 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -68,6 +68,8 @@ static struct irqaction irq0 = { void __init setup_default_timer_irq(void) { + if (!nr_legacy_irqs()) + return; setup_irq(0, &irq0); } diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c index 940b142cc11f..4c540c4719d8 100644 --- a/arch/x86/kernel/xsave.c +++ b/arch/x86/kernel/xsave.c @@ -271,8 +271,6 @@ int save_xstate_sig(void __user *buf, void __user *buf_fx, int size) if (use_fxsr() && save_xstate_epilog(buf_fx, ia32_fxstate)) return -1; - drop_init_fpu(tsk); /* trigger finit */ - return 0; } @@ -402,8 +400,11 @@ int __restore_xstate_sig(void __user *buf, void __user *buf_fx, int size) set_used_math(); } - if (use_eager_fpu()) + if (use_eager_fpu()) { + preempt_disable(); math_state_restore(); + preempt_enable(); + } return err; } else { |