1 files changed, 0 insertions, 142 deletions
diff --git a/arch/arm/kernel/pmu.c b/arch/arm/kernel/pmu.c
deleted file mode 100644
index b8af96ea62e..00000000000
--- a/arch/arm/kernel/pmu.c
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- *  linux/arch/arm/kernel/pmu.c
- *
- *  Copyright (C) 2009 picoChip Designs Ltd, Jamie Iles
- *  Copyright (C) 2010 ARM Ltd, Will Deacon
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
-
-#define pr_fmt(fmt) "PMU: " fmt
-
-#include <linux/cpumask.h>
-#include <linux/err.h>
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-
-#include <asm/pmu.h>
-
-static volatile long pmu_lock;
-
-static struct platform_device *pmu_devices[ARM_NUM_PMU_DEVICES];
-
-static int __devinit pmu_device_probe(struct platform_device *pdev)
-{
-
-	if (pdev->id < 0 || pdev->id >= ARM_NUM_PMU_DEVICES) {
-		pr_warning("received registration request for unknown "
-				"device %d\n", pdev->id);
-		return -EINVAL;
-	}
-
-	if (pmu_devices[pdev->id])
-		pr_warning("registering new PMU device type %d overwrites "
-				"previous registration!\n", pdev->id);
-	else
-		pr_info("registered new PMU device of type %d\n",
-				pdev->id);
-
-	pmu_devices[pdev->id] = pdev;
-	return 0;
-}
-
-static struct platform_driver pmu_driver = {
-	.driver		= {
-		.name	= "arm-pmu",
-	},
-	.probe		= pmu_device_probe,
-};
-
-static int __init register_pmu_driver(void)
-{
-	return platform_driver_register(&pmu_driver);
-}
-device_initcall(register_pmu_driver);
-
-struct platform_device *
-reserve_pmu(enum arm_pmu_type device)
-{
-	struct platform_device *pdev;
-
-	if (test_and_set_bit_lock(device, &pmu_lock)) {
-		pdev = ERR_PTR(-EBUSY);
-	} else if (pmu_devices[device] == NULL) {
-		clear_bit_unlock(device, &pmu_lock);
-		pdev = ERR_PTR(-ENODEV);
-	} else {
-		pdev = pmu_devices[device];
-	}
-
-	return pdev;
-}
-EXPORT_SYMBOL_GPL(reserve_pmu);
-
-int
-release_pmu(struct platform_device *pdev)
-{
-	if (WARN_ON(pdev != pmu_devices[pdev->id]))
-		return -EINVAL;
-	clear_bit_unlock(pdev->id, &pmu_lock);
-	return 0;
-}
-EXPORT_SYMBOL_GPL(release_pmu);
-
-static int
-set_irq_affinity(int irq,
-		 unsigned int cpu)
-{
-#ifdef CONFIG_SMP
-	int err = irq_set_affinity(irq, cpumask_of(cpu));
-	if (err)
-		pr_warning("unable to set irq affinity (irq=%d, cpu=%u)\n",
-			   irq, cpu);
-	return err;
-#else
-	return 0;
-#endif
-}
-
-static int
-init_cpu_pmu(void)
-{
-	int i, err = 0;
-	struct platform_device *pdev = pmu_devices[ARM_PMU_DEVICE_CPU];
-
-	if (!pdev) {
-		err = -ENODEV;
-		goto out;
-	}
-
-	for (i = 0; i < pdev->num_resources; ++i) {
-		err = set_irq_affinity(platform_get_irq(pdev, i), i);
-		if (err)
-			break;
-	}
-
-out:
-	return err;
-}
-
-int
-init_pmu(enum arm_pmu_type device)
-{
-	int err = 0;
-
-	switch (device) {
-	case ARM_PMU_DEVICE_CPU:
-		err = init_cpu_pmu();
-		break;
-	default:
-		pr_warning("attempt to initialise unknown device %d\n",
-				device);
-		err = -EINVAL;
-	}
-
-	return err;
-}
-EXPORT_SYMBOL_GPL(init_pmu);