kernel/drivers/gpu/drm/i915/display/intel_lspcon.h

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2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_LSPCON_H__
#define __INTEL_LSPCON_H__
#include <linux/types.h>
struct drm_connector;
struct drm_connector_state;
struct intel_crtc_state;
struct intel_digital_port;
struct intel_encoder;
struct intel_lspcon;
bool lspcon_init(struct intel_digital_port *dig_port);
void lspcon_detect_hdr_capability(struct intel_lspcon *lspcon);
void lspcon_resume(struct intel_digital_port *dig_port);
void lspcon_wait_pcon_mode(struct intel_lspcon *lspcon);
void lspcon_write_infoframe(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
unsigned int type,
const void *buf, ssize_t len);
void lspcon_read_infoframe(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
unsigned int type,
void *frame, ssize_t len);
void lspcon_set_infoframes(struct intel_encoder *encoder,
bool enable,
const struct intel_crtc_state *crtc_state,
const struct drm_connector_state *conn_state);
u32 lspcon_infoframes_enabled(struct intel_encoder *encoder,
const struct intel_crtc_state *pipe_config);
u32 intel_lspcon_infoframes_enabled(struct intel_encoder *encoder,
const struct intel_crtc_state *pipe_config);
void hsw_write_infoframe(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
unsigned int type,
const void *frame, ssize_t len);
void hsw_read_infoframe(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state,
unsigned int type,
void *frame, ssize_t len);
#endif /* __INTEL_LSPCON_H__ */