Merge branch 'for-next/perf' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux

- perf/arm-cci: allow building as module

- perf/arm-ccn: demote dev_warn() to dev_dbg() in event_init()

- miscellaneous perf/arm cleanups

* 'for-next/perf' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux:
  ARM: mcpm, perf/arm-cci: export mcpm_is_available
  drivers/bus: arm-cci: fix build warnings
  drivers/perf: Remove ARM_SPE_PMU explicit PERF_EVENTS dependency
  drivers/perf: arm-ccn: don't log to dmesg in event_init
  perf/arm-cci: Allow building as a module
  perf/arm-cci: Remove pointless PMU disabling
  perf/arm-cc*: Fix MODULE_LICENSE() tags
  arm_pmu: simplify arm_pmu::handle_irq
  perf/arm-cci: Remove unnecessary period adjustment
  perf: simplify getting .drvdata

5 files changed, 7 insertions, 11 deletions

diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c
index 2b913f17d50f..ad574d20415c 100644
--- a/arch/arm/common/mcpm_entry.c
+++ b/arch/arm/common/mcpm_entry.c
@@ -9,6 +9,7 @@
  * published by the Free Software Foundation.
  */
 
+#include <linux/export.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/irqflags.h>
@@ -174,6 +175,7 @@ bool mcpm_is_available(void)
 {
 	return (platform_ops) ? true : false;
 }
+EXPORT_SYMBOL_GPL(mcpm_is_available);
 
 /*
  * We can't use regular spinlocks. In the switcher case, it is possible
diff --git a/arch/arm/kernel/perf_event_v6.c b/arch/arm/kernel/perf_event_v6.c
index 1d7061a38922..be42c4f66a40 100644
--- a/arch/arm/kernel/perf_event_v6.c
+++ b/arch/arm/kernel/perf_event_v6.c
@@ -303,12 +303,10 @@ static void armv6pmu_enable_event(struct perf_event *event)
 }
 
 static irqreturn_t
-armv6pmu_handle_irq(int irq_num,
-		    void *dev)
+armv6pmu_handle_irq(struct arm_pmu *cpu_pmu)
 {
 	unsigned long pmcr = armv6_pmcr_read();
 	struct perf_sample_data data;
-	struct arm_pmu *cpu_pmu = (struct arm_pmu *)dev;
 	struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
 	struct pt_regs *regs;
 	int idx;
diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 870b66c1e4ef..57f01e059f39 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -946,11 +946,10 @@ static void armv7pmu_disable_event(struct perf_event *event)
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
-static irqreturn_t armv7pmu_handle_irq(int irq_num, void *dev)
+static irqreturn_t armv7pmu_handle_irq(struct arm_pmu *cpu_pmu)
 {
 	u32 pmnc;
 	struct perf_sample_data data;
-	struct arm_pmu *cpu_pmu = (struct arm_pmu *)dev;
 	struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
 	struct pt_regs *regs;
 	int idx;
diff --git a/arch/arm/kernel/perf_event_xscale.c b/arch/arm/kernel/perf_event_xscale.c
index fcf218da660e..88d1a76f5367 100644
--- a/arch/arm/kernel/perf_event_xscale.c
+++ b/arch/arm/kernel/perf_event_xscale.c
@@ -142,11 +142,10 @@ xscale1_pmnc_counter_has_overflowed(unsigned long pmnc,
 }
 
 static irqreturn_t
-xscale1pmu_handle_irq(int irq_num, void *dev)
+xscale1pmu_handle_irq(struct arm_pmu *cpu_pmu)
 {
 	unsigned long pmnc;
 	struct perf_sample_data data;
-	struct arm_pmu *cpu_pmu = (struct arm_pmu *)dev;
 	struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
 	struct pt_regs *regs;
 	int idx;
@@ -489,11 +488,10 @@ xscale2_pmnc_counter_has_overflowed(unsigned long of_flags,
 }
 
 static irqreturn_t
-xscale2pmu_handle_irq(int irq_num, void *dev)
+xscale2pmu_handle_irq(struct arm_pmu *cpu_pmu)
 {
 	unsigned long pmnc, of_flags;
 	struct perf_sample_data data;
-	struct arm_pmu *cpu_pmu = (struct arm_pmu *)dev;
 	struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
 	struct pt_regs *regs;
 	int idx;
diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c
index 85a251b6dfa8..33147aacdafd 100644
--- a/arch/arm64/kernel/perf_event.c
+++ b/arch/arm64/kernel/perf_event.c
@@ -670,11 +670,10 @@ static void armv8pmu_disable_event(struct perf_event *event)
 	raw_spin_unlock_irqrestore(&events->pmu_lock, flags);
 }
 
-static irqreturn_t armv8pmu_handle_irq(int irq_num, void *dev)
+static irqreturn_t armv8pmu_handle_irq(struct arm_pmu *cpu_pmu)
 {
 	u32 pmovsr;
 	struct perf_sample_data data;
-	struct arm_pmu *cpu_pmu = (struct arm_pmu *)dev;
 	struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events);
 	struct pt_regs *regs;
 	int idx;