linux/drivers/gpu/drm/i915/display/intel_hotplug.h

39 lines
1.4 KiB
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_HOTPLUG_H__
#define __INTEL_HOTPLUG_H__
#include <linux/types.h>
enum port;
struct intel_connector;
struct intel_digital_port;
struct intel_display;
struct intel_encoder;
void intel_hpd_poll_enable(struct intel_display *display);
void intel_hpd_poll_disable(struct intel_display *display);
void intel_hpd_poll_fini(struct intel_display *display);
enum intel_hotplug_state intel_encoder_hotplug(struct intel_encoder *encoder,
struct intel_connector *connector);
void intel_hpd_irq_handler(struct intel_display *display,
u32 pin_mask, u32 long_mask);
void intel_hpd_trigger_irq(struct intel_digital_port *dig_port);
void intel_hpd_init(struct intel_display *display);
void intel_hpd_init_early(struct intel_display *display);
void intel_hpd_cancel_work(struct intel_display *display);
enum hpd_pin intel_hpd_pin_default(enum port port);
void intel_hpd_block(struct intel_encoder *encoder);
void intel_hpd_unblock(struct intel_encoder *encoder);
void intel_hpd_clear_and_unblock(struct intel_encoder *encoder);
void intel_hpd_debugfs_register(struct intel_display *display);
void intel_hpd_enable_detection_work(struct intel_display *display);
void intel_hpd_disable_detection_work(struct intel_display *display);
bool intel_hpd_schedule_detection(struct intel_display *display);
#endif /* __INTEL_HOTPLUG_H__ */