android_kernel_cmhtcleo/arch/arm/mach-msm/acpuclock.h
2010-08-27 11:19:57 +02:00

45 lines
1.3 KiB
C

/* arch/arm/mach-msm/acpuclock.h
*
* MSM architecture clock driver header
*
* Copyright (C) 2007 Google, Inc.
* Copyright (c) 2007 QUALCOMM Incorporated
* Author: San Mehat <san@android.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __ARCH_ARM_MACH_MSM_ACPUCLOCK_H
#define __ARCH_ARM_MACH_MSM_ACPUCLOCK_H
enum setrate_reason {
SETRATE_CPUFREQ = 0,
SETRATE_SWFI,
SETRATE_PC,
SETRATE_PC_IDLE,
};
#if defined(CONFIG_ARCH_MSM_SCORPION)
int acpuclk_set_rate(unsigned long rate, enum setrate_reason reason);
unsigned long acpuclk_power_collapse(int from_idle);
#else
int acpuclk_set_rate(unsigned long rate, enum setrate_reason reason);
unsigned long acpuclk_power_collapse(int from_idle);
#endif
unsigned long acpuclk_get_rate(void);
uint32_t acpuclk_get_switch_time(void);
unsigned long acpuclk_wait_for_irq(void);
unsigned long acpuclk_get_wfi_rate(void);
#endif