diff options
Diffstat (limited to 'include/throttle_ap.h')
-rw-r--r-- | include/throttle_ap.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/include/throttle_ap.h b/include/throttle_ap.h deleted file mode 100644 index fbfa36aed3..0000000000 --- a/include/throttle_ap.h +++ /dev/null @@ -1,75 +0,0 @@ -/* Copyright 2012 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* Common interface to throttle the AP */ - -#ifndef __CROS_EC_THROTTLE_AP_H -#define __CROS_EC_THROTTLE_AP_H - -/** - * Level of throttling desired. - */ -enum throttle_level { - THROTTLE_OFF = 0, - THROTTLE_ON, -}; - -/** - * Types of throttling desired. These are independent. - */ -enum throttle_type { - THROTTLE_SOFT = 0, /* for example, host events */ - THROTTLE_HARD, /* for example, PROCHOT */ - NUM_THROTTLE_TYPES -}; - -/** - * Possible sources for CPU throttling requests. - */ -enum throttle_sources { - THROTTLE_SRC_THERMAL = 0, - THROTTLE_SRC_BAT_DISCHG_CURRENT, - THROTTLE_SRC_BAT_VOLTAGE, -}; - -/** - * Enable/disable CPU throttling. - * - * This is a virtual "OR" operation. Any caller can enable CPU throttling of - * any type, but all callers must agree in order to disable that type. - * - * @param level Level of throttling desired - * @param type Type of throttling desired - * @param source Which task is requesting throttling - */ -#if defined(CONFIG_THROTTLE_AP) || \ - defined(CONFIG_THROTTLE_AP_ON_BAT_DISCHG_CURRENT) || \ - defined(CONFIG_THROTTLE_AP_ON_BAT_VOLTAGE) - -void throttle_ap(enum throttle_level level, - enum throttle_type type, - enum throttle_sources source); - -/** - * Interrupt handler to monitor PROCHOT input to the EC. The PROCHOT signal - * can be asserted by the AP or by other devices on the board, such as chargers - * and voltage regulators. - * - * The board initialization is responsible for enabling the interrupt. - * - * @param signal GPIO signal connected to PROCHOT input. The polarity of this - * signal is active high unless CONFIG_CPU_PROCHOT_ACTIVE_LOW - * is defined. - */ -void throttle_ap_prochot_input_interrupt(enum gpio_signal signal); - -#else -static inline void throttle_ap(enum throttle_level level, - enum throttle_type type, - enum throttle_sources source) -{} -#endif - -#endif /* __CROS_EC_THROTTLE_AP_H */ |