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Diffstat (limited to 'include/linux/perf/arm_pmu.h')
-rw-r--r--include/linux/perf/arm_pmu.h28
1 files changed, 22 insertions, 6 deletions
diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h
index 143fbc10ecfe..b3b34f6670cf 100644
--- a/include/linux/perf/arm_pmu.h
+++ b/include/linux/perf/arm_pmu.h
@@ -60,12 +60,6 @@ struct pmu_hw_events {
DECLARE_BITMAP(used_mask, ARMPMU_MAX_HWEVENTS);
/*
- * Hardware lock to serialize accesses to PMU registers. Needed for the
- * read/modify/write sequences.
- */
- raw_spinlock_t pmu_lock;
-
- /*
* When using percpu IRQs, we need a percpu dev_id. Place it here as we
* already have to allocate this struct per cpu.
*/
@@ -189,4 +183,26 @@ void armpmu_free_irq(int irq, int cpu);
#define ARMV8_SPE_PDEV_NAME "arm,spe-v1"
#define ARMV8_TRBE_PDEV_NAME "arm,trbe"
+/* Why does everything I do descend into this? */
+#define __GEN_PMU_FORMAT_ATTR(cfg, lo, hi) \
+ (lo) == (hi) ? #cfg ":" #lo "\n" : #cfg ":" #lo "-" #hi
+
+#define _GEN_PMU_FORMAT_ATTR(cfg, lo, hi) \
+ __GEN_PMU_FORMAT_ATTR(cfg, lo, hi)
+
+#define GEN_PMU_FORMAT_ATTR(name) \
+ PMU_FORMAT_ATTR(name, \
+ _GEN_PMU_FORMAT_ATTR(ATTR_CFG_FLD_##name##_CFG, \
+ ATTR_CFG_FLD_##name##_LO, \
+ ATTR_CFG_FLD_##name##_HI))
+
+#define _ATTR_CFG_GET_FLD(attr, cfg, lo, hi) \
+ ((((attr)->cfg) >> lo) & GENMASK_ULL(hi - lo, 0))
+
+#define ATTR_CFG_GET_FLD(attr, name) \
+ _ATTR_CFG_GET_FLD(attr, \
+ ATTR_CFG_FLD_##name##_CFG, \
+ ATTR_CFG_FLD_##name##_LO, \
+ ATTR_CFG_FLD_##name##_HI)
+
#endif /* __ARM_PMU_H__ */