diff options
Diffstat (limited to 'include/power.h')
| -rw-r--r-- | include/power.h | 93 |
1 files changed, 47 insertions, 46 deletions
diff --git a/include/power.h b/include/power.h index 6200392b95..c32b2714e5 100644 --- a/include/power.h +++ b/include/power.h @@ -1,4 +1,4 @@ -/* Copyright 2013 The Chromium OS Authors. All rights reserved. +/* Copyright 2013 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -14,33 +14,33 @@ #include "gpio_signal.h" #include "task_id.h" -FORWARD_DECLARE_ENUM(power_state) { +FORWARD_DECLARE_ENUM(power_state){ /* Steady states */ - POWER_G3 = 0, /* - * System is off (not technically all the way into G3, - * which means totally unpowered...) - */ - POWER_S5, /* System is soft-off */ - POWER_S4, /* System is suspended to disk */ - POWER_S3, /* Suspend; RAM on, processor is asleep */ - POWER_S0, /* System is on */ + POWER_G3 = 0, /* + * System is off (not technically all the way into G3, + * which means totally unpowered...) + */ + POWER_S5, /* System is soft-off */ + POWER_S4, /* System is suspended to disk */ + POWER_S3, /* Suspend; RAM on, processor is asleep */ + POWER_S0, /* System is on */ #ifdef CONFIG_POWER_S0IX POWER_S0ix, #endif /* Transitions */ - POWER_G3S5, /* G3 -> S5 (at system init time) */ - POWER_S5S3, /* S5 -> S3 (skips S4 on non-Intel systems) */ - POWER_S3S0, /* S3 -> S0 */ - POWER_S0S3, /* S0 -> S3 */ - POWER_S3S5, /* S3 -> S5 (skips S4 on non-Intel systems) */ - POWER_S5G3, /* S5 -> G3 */ - POWER_S3S4, /* S3 -> S4 */ - POWER_S4S3, /* S4 -> S3 */ - POWER_S4S5, /* S4 -> S5 */ - POWER_S5S4, /* S5 -> S4 */ + POWER_G3S5, /* G3 -> S5 (at system init time) */ + POWER_S5S3, /* S5 -> S3 (skips S4 on non-Intel systems) */ + POWER_S3S0, /* S3 -> S0 */ + POWER_S0S3, /* S0 -> S3 */ + POWER_S3S5, /* S3 -> S5 (skips S4 on non-Intel systems) */ + POWER_S5G3, /* S5 -> G3 */ + POWER_S3S4, /* S3 -> S4 */ + POWER_S4S3, /* S4 -> S3 */ + POWER_S4S5, /* S4 -> S5 */ + POWER_S5S4, /* S5 -> S4 */ #ifdef CONFIG_POWER_S0IX - POWER_S0ixS0, /* S0ix -> S0 */ - POWER_S0S0ix, /* S0 -> S0ix */ + POWER_S0ixS0, /* S0ix -> S0 */ + POWER_S0S0ix, /* S0 -> S0ix */ #endif }; @@ -58,18 +58,18 @@ FORWARD_DECLARE_ENUM(power_state) { * +-----------------+------------------------------------+ */ -#define POWER_SIGNAL_ACTIVE_STATE BIT(0) -#define POWER_SIGNAL_ACTIVE_LOW (0 << 0) -#define POWER_SIGNAL_ACTIVE_HIGH BIT(0) +#define POWER_SIGNAL_ACTIVE_STATE BIT(0) +#define POWER_SIGNAL_ACTIVE_LOW (0 << 0) +#define POWER_SIGNAL_ACTIVE_HIGH BIT(0) -#define POWER_SIGNAL_INTR_STATE BIT(1) -#define POWER_SIGNAL_DISABLE_AT_BOOT BIT(1) +#define POWER_SIGNAL_INTR_STATE BIT(1) +#define POWER_SIGNAL_DISABLE_AT_BOOT BIT(1) /* Information on an power signal */ struct power_signal_info { - enum gpio_signal gpio; /* GPIO for signal */ - uint32_t flags; /* See POWER_SIGNAL_* macros */ - const char *name; /* Name of signal */ + enum gpio_signal gpio; /* GPIO for signal */ + uint32_t flags; /* See POWER_SIGNAL_* macros */ + const char *name; /* Name of signal */ }; /* @@ -161,7 +161,6 @@ int power_wait_signals_timeout(uint32_t want, int timeout); */ int power_wait_mask_signals_timeout(uint32_t want, uint32_t mask, int timeout); - /** * Set the low-level power chipset state. * @@ -177,7 +176,8 @@ void power_set_state(enum power_state new_state); #ifdef CONFIG_AP_POWER_CONTROL enum power_state power_get_state(void); #else -static inline enum power_state power_get_state(void) { +static inline enum power_state power_get_state(void) +{ return POWER_G3; } #endif @@ -208,7 +208,9 @@ enum power_state power_handle_state(enum power_state state); #ifdef CONFIG_AP_POWER_CONTROL void power_signal_interrupt(enum gpio_signal signal); #else -static inline void power_signal_interrupt(enum gpio_signal signal) { } +static inline void power_signal_interrupt(enum gpio_signal signal) +{ +} #endif /* !CONFIG_AP_POWER_CONTROL */ /** @@ -254,7 +256,7 @@ void power_set_host_sleep_state(enum host_sleep_event state); /* Context to pass to a host sleep command handler. */ struct host_sleep_event_context { uint32_t sleep_transitions; /* Number of sleep transitions observed */ - uint16_t sleep_timeout_ms; /* Timeout in milliseconds */ + uint16_t sleep_timeout_ms; /* Timeout in milliseconds */ }; /** @@ -264,9 +266,9 @@ struct host_sleep_event_context { * @param state Current host sleep state updated by the host. * @param ctx Possible sleep parameters and return values, depending on state. */ -__override_proto void power_chipset_handle_host_sleep_event( - enum host_sleep_event state, - struct host_sleep_event_context *ctx); +__override_proto void +power_chipset_handle_host_sleep_event(enum host_sleep_event state, + struct host_sleep_event_context *ctx); /** * Provide callback to allow board to take any action on host sleep event @@ -274,8 +276,8 @@ __override_proto void power_chipset_handle_host_sleep_event( * * @param state Current host sleep state updated by the host. */ -__override_proto void power_board_handle_host_sleep_event( - enum host_sleep_event state); +__override_proto void +power_board_handle_host_sleep_event(enum host_sleep_event state); /* * This is the default state of host sleep event. Calls to @@ -283,7 +285,7 @@ __override_proto void power_board_handle_host_sleep_event( * value. EC components listening to host sleep event updates can check for this * special value to know if the state was reset. */ -#define HOST_SLEEP_EVENT_DEFAULT_RESET 0 +#define HOST_SLEEP_EVENT_DEFAULT_RESET 0 enum sleep_notify_type { SLEEP_NOTIFY_NONE, @@ -337,8 +339,8 @@ enum sleep_hang_type { * * @param hang_type Host sleep hang type detected. */ -__override_proto void power_chipset_handle_sleep_hang( - enum sleep_hang_type hang_type); +__override_proto void +power_chipset_handle_sleep_hang(enum sleep_hang_type hang_type); /** * Provide callback to allow board to take action on host sleep hang @@ -349,8 +351,8 @@ __override_proto void power_chipset_handle_sleep_hang( * * @param hang_type Host sleep hang type detected. */ -__override_proto void power_board_handle_sleep_hang( - enum sleep_hang_type hang_type); +__override_proto void +power_board_handle_sleep_hang(enum sleep_hang_type hang_type); /** * Start the suspend process. @@ -422,7 +424,6 @@ void power_5v_enable(task_id_t tid, int enable); void test_power_common_state(void); #endif - #ifdef CONFIG_POWERSEQ_FAKE_CONTROL /** * Enable a fake S0 state @@ -442,4 +443,4 @@ void power_fake_s0(void); void power_fake_disable(void); #endif /* defined(CONFIG_POWER_FAKE_CONTROL) */ -#endif /* __CROS_EC_POWER_H */ +#endif /* __CROS_EC_POWER_H */ |