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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-19 09:44:55 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-19 09:44:55 (GMT) |
commit | 0fff6b9a4e0aba233a2ff644316d29b0cb784e33 (patch) | |
tree | 3ba99effedac4a1179fe578e5c0cb81e93bccfbf /arch/arm/kernel/perf_event.c | |
parent | 0cc9d5257857608ba85885b75fcada13d359b5d1 (diff) | |
parent | aa90eb9d9d39d6e312b822cfa1512bb76e0e1df3 (diff) | |
download | linux-0fff6b9a4e0aba233a2ff644316d29b0cb784e33.tar.xz |
Merge branch 'pmu-for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into devel-stable
Diffstat (limited to 'arch/arm/kernel/perf_event.c')
-rw-r--r-- | arch/arm/kernel/perf_event.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index d150ad1..22e194eb 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -377,9 +377,18 @@ validate_group(struct perf_event *event) return 0; } +static irqreturn_t armpmu_platform_irq(int irq, void *dev) +{ + struct arm_pmu_platdata *plat = dev_get_platdata(&pmu_device->dev); + + return plat->handle_irq(irq, dev, armpmu->handle_irq); +} + static int armpmu_reserve_hardware(void) { + struct arm_pmu_platdata *plat; + irq_handler_t handle_irq; int i, err = -ENODEV, irq; pmu_device = reserve_pmu(ARM_PMU_DEVICE_CPU); @@ -390,6 +399,12 @@ armpmu_reserve_hardware(void) init_pmu(ARM_PMU_DEVICE_CPU); + plat = dev_get_platdata(&pmu_device->dev); + if (plat && plat->handle_irq) + handle_irq = armpmu_platform_irq; + else + handle_irq = armpmu->handle_irq; + if (pmu_device->num_resources < 1) { pr_err("no irqs for PMUs defined\n"); return -ENODEV; @@ -400,7 +415,7 @@ armpmu_reserve_hardware(void) if (irq < 0) continue; - err = request_irq(irq, armpmu->handle_irq, + err = request_irq(irq, handle_irq, IRQF_DISABLED | IRQF_NOBALANCING, "armpmu", NULL); if (err) { |