コード例 #1
0
ファイル: evmisc.c プロジェクト: JamesChenFromChina/linux
void acpi_ev_terminate(void)
{
	u32 i;
	acpi_status status;

	ACPI_FUNCTION_TRACE(ev_terminate);

	if (acpi_gbl_events_initialized) {
		/*
		 * Disable all event-related functionality. In all cases, on error,
		 * print a message but obviously we don't abort.
		 */

		/* Disable all fixed events */

		for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
			status = acpi_disable_event(i, 0);
			if (ACPI_FAILURE(status)) {
				ACPI_ERROR((AE_INFO,
					    "Could not disable fixed event %u",
					    (u32) i));
			}
		}

		/* Disable all GPEs in all GPE blocks */

		status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block, NULL);

		status = acpi_ev_remove_global_lock_handler();
		if (ACPI_FAILURE(status)) {
			ACPI_ERROR((AE_INFO,
				    "Could not remove Global Lock handler"));
		}

		acpi_gbl_events_initialized = FALSE;
	}

	/* Remove SCI handlers */

	status = acpi_ev_remove_all_sci_handlers();
	if (ACPI_FAILURE(status)) {
		ACPI_ERROR((AE_INFO, "Could not remove SCI handler"));
	}

	/* Deallocate all handler objects installed within GPE info structs */

	status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers, NULL);

	/* Return to original mode if necessary */

	if (acpi_gbl_original_mode == ACPI_SYS_MODE_LEGACY) {
		status = acpi_disable();
		if (ACPI_FAILURE(status)) {
			ACPI_WARNING((AE_INFO, "AcpiDisable failed"));
		}
	}
	return_VOID;
}
コード例 #2
0
ファイル: rtc-cmos.c プロジェクト: AICP/kernel_moto_shamu
static u32 rtc_handler(void *context)
{
	struct device *dev = context;

	pm_wakeup_event(dev, 0);
	acpi_clear_event(ACPI_EVENT_RTC);
	acpi_disable_event(ACPI_EVENT_RTC, 0);
	return ACPI_INTERRUPT_HANDLED;
}
コード例 #3
0
ファイル: rtc-cmos.c プロジェクト: AICP/kernel_moto_shamu
static inline void rtc_wake_setup(struct device *dev)
{
	acpi_install_fixed_event_handler(ACPI_EVENT_RTC, rtc_handler, dev);
	/*
	 * After the RTC handler is installed, the Fixed_RTC event should
	 * be disabled. Only when the RTC alarm is set will it be enabled.
	 */
	acpi_clear_event(ACPI_EVENT_RTC);
	acpi_disable_event(ACPI_EVENT_RTC, 0);
}
コード例 #4
0
ファイル: evmisc.c プロジェクト: kzlin129/tt-gpl
void
acpi_ev_terminate (
	void)
{
	acpi_native_uint                i;
	acpi_status                     status;


	ACPI_FUNCTION_TRACE ("ev_terminate");


	if (acpi_gbl_events_initialized) {
		/*
		 * Disable all event-related functionality.
		 * In all cases, on error, print a message but obviously we don't abort.
		 */

		/* Disable all fixed events */

		for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
			status = acpi_disable_event ((u32) i, 0);
			if (ACPI_FAILURE (status)) {
				ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
					"Could not disable fixed event %d\n", (u32) i));
			}
		}

		/* Disable all GPEs in all GPE blocks */

		status = acpi_ev_walk_gpe_list (acpi_hw_disable_gpe_block, ACPI_NOT_ISR);

		/* Remove SCI handler */

		status = acpi_ev_remove_sci_handler ();
		if (ACPI_FAILURE(status)) {
			ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
				"Could not remove SCI handler\n"));
		}
	}

	/* Deallocate all handler objects installed within GPE info structs */

	status = acpi_ev_walk_gpe_list (acpi_ev_delete_gpe_handlers, ACPI_NOT_ISR);

	/* Return to original mode if necessary */

	if (acpi_gbl_original_mode == ACPI_SYS_MODE_LEGACY) {
		status = acpi_disable ();
		if (ACPI_FAILURE (status)) {
			ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "acpi_disable failed\n"));
		}
	}
	return_VOID;
}
コード例 #5
0
ファイル: evxface.c プロジェクト: kzlin129/tt-gpl
acpi_status
acpi_remove_fixed_event_handler (
	u32                             event,
	acpi_event_handler              handler)
{
	acpi_status                     status = AE_OK;


	ACPI_FUNCTION_TRACE ("acpi_remove_fixed_event_handler");


	/* Parameter validation */

	if (event > ACPI_EVENT_MAX) {
		return_ACPI_STATUS (AE_BAD_PARAMETER);
	}

	status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS);
	if (ACPI_FAILURE (status)) {
		return_ACPI_STATUS (status);
	}

	/* Disable the event before removing the handler */

	status = acpi_disable_event (event, 0);

	/* Always Remove the handler */

	acpi_gbl_fixed_event_handlers[event].handler = NULL;
	acpi_gbl_fixed_event_handlers[event].context = NULL;

	if (ACPI_FAILURE (status)) {
		ACPI_DEBUG_PRINT ((ACPI_DB_WARN,
			"Could not write to fixed event enable register.\n"));
	}
	else {
		ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Disabled fixed event %X.\n", event));
	}

	(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
	return_ACPI_STATUS (status);
}
コード例 #6
0
acpi_status
acpi_remove_fixed_event_handler(u32 event, acpi_event_handler handler)
{
	acpi_status status = AE_OK;

	ACPI_FUNCTION_TRACE(acpi_remove_fixed_event_handler);

	

	if (event > ACPI_EVENT_MAX) {
		return_ACPI_STATUS(AE_BAD_PARAMETER);
	}

	status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
	if (ACPI_FAILURE(status)) {
		return_ACPI_STATUS(status);
	}

	

	status = acpi_disable_event(event, 0);

	

	acpi_gbl_fixed_event_handlers[event].handler = NULL;
	acpi_gbl_fixed_event_handlers[event].context = NULL;

	if (ACPI_FAILURE(status)) {
		ACPI_WARNING((AE_INFO,
			      "Could not write to fixed event enable register %X",
			      event));
	} else {
		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabled fixed event %X\n",
				  event));
	}

	(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
	return_ACPI_STATUS(status);
}
コード例 #7
0
ファイル: rtc-cmos.c プロジェクト: acton393/linux
static u32 rtc_handler(void *context)
{
	struct device *dev = context;
	struct cmos_rtc *cmos = dev_get_drvdata(dev);
	unsigned char rtc_control = 0;
	unsigned char rtc_intr;

	spin_lock_irq(&rtc_lock);
	if (cmos_rtc.suspend_ctrl)
		rtc_control = CMOS_READ(RTC_CONTROL);
	if (rtc_control & RTC_AIE) {
		cmos_rtc.suspend_ctrl &= ~RTC_AIE;
		CMOS_WRITE(rtc_control, RTC_CONTROL);
		rtc_intr = CMOS_READ(RTC_INTR_FLAGS);
		rtc_update_irq(cmos->rtc, 1, rtc_intr);
	}
	spin_unlock_irq(&rtc_lock);

	pm_wakeup_event(dev, 0);
	acpi_clear_event(ACPI_EVENT_RTC);
	acpi_disable_event(ACPI_EVENT_RTC, 0);
	return ACPI_INTERRUPT_HANDLED;
}
コード例 #8
0
ファイル: rtc-cmos.c プロジェクト: AICP/kernel_moto_shamu
static void rtc_wake_off(struct device *dev)
{
	acpi_disable_event(ACPI_EVENT_RTC, 0);
}
コード例 #9
0
ファイル: rtc-cmos.c プロジェクト: zhoupeng/spice4xen
static u32 rtc_handler(void *context)
{
	acpi_clear_event(ACPI_EVENT_RTC);
	acpi_disable_event(ACPI_EVENT_RTC, 0);
	return ACPI_INTERRUPT_HANDLED;
}
コード例 #10
0
static inline void rtc_wake_setup(void)
{
	acpi_install_fixed_event_handler(ACPI_EVENT_RTC, rtc_handler, NULL);
	acpi_clear_event(ACPI_EVENT_RTC);
	acpi_disable_event(ACPI_EVENT_RTC, 0);
}