diff options
Diffstat (limited to 'arch/x86/events/intel/uncore.h')
-rw-r--r-- | arch/x86/events/intel/uncore.h | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/arch/x86/events/intel/uncore.h b/arch/x86/events/intel/uncore.h index 79eb2e21e4f0..f36f7bebbc1b 100644 --- a/arch/x86/events/intel/uncore.h +++ b/arch/x86/events/intel/uncore.h @@ -2,6 +2,7 @@ #include <linux/slab.h> #include <linux/pci.h> #include <asm/apicdef.h> +#include <linux/io-64-nonatomic-lo-hi.h> #include <linux/perf_event.h> #include "../perf_event.h" @@ -56,7 +57,10 @@ struct intel_uncore_type { unsigned fixed_ctr; unsigned fixed_ctl; unsigned box_ctl; - unsigned msr_offset; + union { + unsigned msr_offset; + unsigned mmio_offset; + }; unsigned num_shared_regs:8; unsigned single_fixed:1; unsigned pair_ctr_ctl:1; @@ -108,7 +112,7 @@ struct intel_uncore_extra_reg { struct intel_uncore_box { int pci_phys_id; - int pkgid; /* Logical package ID */ + int dieid; /* Logical die ID */ int n_active; /* number of active events */ int n_events; int cpu; /* cpu to collect events */ @@ -125,7 +129,7 @@ struct intel_uncore_box { struct hrtimer hrtimer; struct list_head list; struct list_head active_list; - void *io_addr; + void __iomem *io_addr; struct intel_uncore_extra_reg shared_regs[0]; }; @@ -159,6 +163,7 @@ struct pci2phy_map { }; struct pci2phy_map *__find_pci2phy_map(int segment); +int uncore_pcibus_to_physid(struct pci_bus *bus); ssize_t uncore_event_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf); @@ -190,6 +195,13 @@ static inline bool uncore_pmc_freerunning(int idx) return idx == UNCORE_PMC_IDX_FREERUNNING; } +static inline +unsigned int uncore_mmio_box_ctl(struct intel_uncore_box *box) +{ + return box->pmu->type->box_ctl + + box->pmu->type->mmio_offset * box->pmu->pmu_idx; +} + static inline unsigned uncore_pci_box_ctl(struct intel_uncore_box *box) { return box->pmu->type->box_ctl; @@ -330,7 +342,7 @@ unsigned uncore_msr_perf_ctr(struct intel_uncore_box *box, int idx) static inline unsigned uncore_fixed_ctl(struct intel_uncore_box *box) { - if (box->pci_dev) + if (box->pci_dev || box->io_addr) return uncore_pci_fixed_ctl(box); else return uncore_msr_fixed_ctl(box); @@ -339,7 +351,7 @@ unsigned uncore_fixed_ctl(struct intel_uncore_box *box) static inline unsigned uncore_fixed_ctr(struct intel_uncore_box *box) { - if (box->pci_dev) + if (box->pci_dev || box->io_addr) return uncore_pci_fixed_ctr(box); else return uncore_msr_fixed_ctr(box); @@ -348,7 +360,7 @@ unsigned uncore_fixed_ctr(struct intel_uncore_box *box) static inline unsigned uncore_event_ctl(struct intel_uncore_box *box, int idx) { - if (box->pci_dev) + if (box->pci_dev || box->io_addr) return uncore_pci_event_ctl(box, idx); else return uncore_msr_event_ctl(box, idx); @@ -357,7 +369,7 @@ unsigned uncore_event_ctl(struct intel_uncore_box *box, int idx) static inline unsigned uncore_perf_ctr(struct intel_uncore_box *box, int idx) { - if (box->pci_dev) + if (box->pci_dev || box->io_addr) return uncore_pci_perf_ctr(box, idx); else return uncore_msr_perf_ctr(box, idx); @@ -419,6 +431,16 @@ static inline bool is_freerunning_event(struct perf_event *event) (((cfg >> 8) & 0xff) >= UNCORE_FREERUNNING_UMASK_START); } +/* Check and reject invalid config */ +static inline int uncore_freerunning_hw_config(struct intel_uncore_box *box, + struct perf_event *event) +{ + if (is_freerunning_event(event)) + return 0; + + return -EINVAL; +} + static inline void uncore_disable_box(struct intel_uncore_box *box) { if (box->pmu->type->ops->disable_box) @@ -467,7 +489,7 @@ static inline void uncore_box_exit(struct intel_uncore_box *box) static inline bool uncore_box_is_fake(struct intel_uncore_box *box) { - return (box->pkgid < 0); + return (box->dieid < 0); } static inline struct intel_uncore_pmu *uncore_event_to_pmu(struct perf_event *event) @@ -482,6 +504,9 @@ static inline struct intel_uncore_box *uncore_event_to_box(struct perf_event *ev struct intel_uncore_box *uncore_pmu_to_box(struct intel_uncore_pmu *pmu, int cpu); u64 uncore_msr_read_counter(struct intel_uncore_box *box, struct perf_event *event); +void uncore_mmio_exit_box(struct intel_uncore_box *box); +u64 uncore_mmio_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_start(struct perf_event *event, int flags); @@ -497,6 +522,7 @@ 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 intel_uncore_type **uncore_mmio_uncores; extern struct pci_driver *uncore_pci_driver; extern raw_spinlock_t pci2phy_map_lock; extern struct list_head pci2phy_map_head; @@ -528,6 +554,9 @@ int knl_uncore_pci_init(void); void knl_uncore_cpu_init(void); int skx_uncore_pci_init(void); void skx_uncore_cpu_init(void); +int snr_uncore_pci_init(void); +void snr_uncore_cpu_init(void); +void snr_uncore_mmio_init(void); /* uncore_nhmex.c */ void nhmex_uncore_cpu_init(void); |