[mirror_ubuntu-artful-kernel.git] / arch / arm / oprofile / op_model_v6.c

/**
 * @file op_model_v6.c
 * ARM11 Performance Monitor Driver
 *
 * Based on op_model_xscale.c
 *
 * @remark Copyright 2000-2004 Deepak Saxena <dsaxena@mvista.com>
 * @remark Copyright 2000-2004 MontaVista Software Inc
 * @remark Copyright 2004 Dave Jiang <dave.jiang@intel.com>
 * @remark Copyright 2004 Intel Corporation
 * @remark Copyright 2004 Zwane Mwaikambo <zwane@arm.linux.org.uk>
 * @remark Copyright 2004 OProfile Authors
 *
 * @remark Read the file COPYING
 *
 * @author Tony Lindgren <tony@atomide.com>
 */

/* #define DEBUG */
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/oprofile.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
#include <asm/system.h>

#include "op_counter.h"
#include "op_arm_model.h"
#include "op_model_arm11_core.h"

static int irqs[] = {
#ifdef CONFIG_ARCH_OMAP2
	3,
#endif
};

static void armv6_pmu_stop(void)
{
	arm11_stop_pmu();
	arm11_release_interrupts(irqs, ARRAY_SIZE(irqs));
}

static int armv6_pmu_start(void)
{
	int ret;

	ret = arm11_request_interrupts(irqs, ARRAY_SIZE(irqs));
	if (ret >= 0)
		ret = arm11_start_pmu();

	return ret;
}

static int armv6_detect_pmu(void)
{
	return 0;
}

struct op_arm_model_spec op_armv6_spec = {
	.init		= armv6_detect_pmu,
	.num_counters	= 3,
	.setup_ctrs	= arm11_setup_pmu,
	.start		= armv6_pmu_start,
	.stop		= armv6_pmu_stop,
	.name		= "arm/armv6",
};
Commit	Line	Data
2d9e1ae0 RK	1	/**
	2	* @file op_model_v6.c
	3	* ARM11 Performance Monitor Driver
	4	*
	5	* Based on op_model_xscale.c
	6	*
	7	* @remark Copyright 2000-2004 Deepak Saxena <dsaxena@mvista.com>
	8	* @remark Copyright 2000-2004 MontaVista Software Inc
	9	* @remark Copyright 2004 Dave Jiang <dave.jiang@intel.com>
	10	* @remark Copyright 2004 Intel Corporation
	11	* @remark Copyright 2004 Zwane Mwaikambo <zwane@arm.linux.org.uk>
	12	* @remark Copyright 2004 OProfile Authors
	13	*
	14	* @remark Read the file COPYING
	15	*
	16	* @author Tony Lindgren <tony@atomide.com>
	17	*/
	18
	19	/* #define DEBUG */
	20	#include <linux/types.h>
	21	#include <linux/errno.h>
	22	#include <linux/sched.h>
	23	#include <linux/oprofile.h>
	24	#include <linux/interrupt.h>
	25	#include <asm/irq.h>
	26	#include <asm/system.h>
	27
	28	#include "op_counter.h"
	29	#include "op_arm_model.h"
	30	#include "op_model_arm11_core.h"
	31
	32	static int irqs[] = {
	33	#ifdef CONFIG_ARCH_OMAP2
	34	3,
	35	#endif
	36	};
	37
	38	static void armv6_pmu_stop(void)
	39	{
	40	arm11_stop_pmu();
	41	arm11_release_interrupts(irqs, ARRAY_SIZE(irqs));
	42	}
	43
	44	static int armv6_pmu_start(void)
	45	{
	46	int ret;
	47
	48	ret = arm11_request_interrupts(irqs, ARRAY_SIZE(irqs));
	49	if (ret >= 0)
	50	ret = arm11_start_pmu();
	51
	52	return ret;
	53	}
	54
	55	static int armv6_detect_pmu(void)
	56	{
	57	return 0;
	58	}
	59
	60	struct op_arm_model_spec op_armv6_spec = {
	61	.init = armv6_detect_pmu,
	62	.num_counters = 3,
	63	.setup_ctrs = arm11_setup_pmu,
	64	.start = armv6_pmu_start,
65	.stop = armv6_pmu_stop,
66	.name = "arm/armv6",
67	};