litong
5d385bce9d
The module encapsule a group of notification, used for decoupling between modules, for example, the touchscreen driver are coupling fingerprint and display driver in the bring-up phase, the dependencies between modules need to fixed to avoid proceeding blocked, This module is middle layer, it change a direct dependece into an indirect dependence. Change-Id: I4469dd70300fce2dc5d9af48e96d65755974ef9f Reviewed-on: https://gerrit.mot.com/1802936 SME-Granted: SME Approvals Granted SLTApproved: Slta Waiver Reviewed-by: Sergio Vilela <sv008@motorola.com> Submit-Approved: Sergio Vilela <sv008@motorola.com> Tested-by: Sergio Vilela <sv008@motorola.com>
29 lines
627 B
C
29 lines
627 B
C
#ifndef __MMI_RELAY_H__
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#define __MMI_RELAY_H__
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#include <linux/notifier.h>
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typedef enum notifier_type {
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ATOMIC,
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BLOCKING,
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NUM_TYPES,
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}notifier_t;
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typedef enum notifier_dev {
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LCD,
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FPS,
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MMI_RELAY,
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NUM_DEVS,
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}notifier_d;
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enum mmi_relay_event {
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RELAY_NOTIFY_REGISTER,
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RELAY_NOTIFY_UNREGISTER,
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};
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extern int relay_notifier_fire(notifier_t type, notifier_d dev, unsigned long val, void *v);
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extern int relay_register_action(notifier_t type, notifier_d dev, struct notifier_block * nb);
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extern int relay_unregister_action(notifier_t type, notifier_d dev, struct notifier_block * nb);
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#endif
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