linux/drivers/gpu/drm/msm/dp/dp_panel.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
 */

#ifndef _DP_PANEL_H_
#define _DP_PANEL_H_

#include <drm/msm_drm.h>

#include "dp_aux.h"
#include "dp_link.h"

struct edid;

struct dp_display_mode { … };

struct dp_panel_in { … };

struct dp_panel_psr { … };

struct dp_panel { … };

int dp_panel_init_panel_info(struct dp_panel *dp_panel);
int dp_panel_deinit(struct dp_panel *dp_panel);
int dp_panel_timing_cfg(struct dp_panel *dp_panel);
void dp_panel_dump_regs(struct dp_panel *dp_panel);
int dp_panel_read_sink_caps(struct dp_panel *dp_panel,
		struct drm_connector *connector);
u32 dp_panel_get_mode_bpp(struct dp_panel *dp_panel, u32 mode_max_bpp,
			u32 mode_pclk_khz);
int dp_panel_get_modes(struct dp_panel *dp_panel,
		struct drm_connector *connector);
void dp_panel_handle_sink_request(struct dp_panel *dp_panel);
void dp_panel_tpg_config(struct dp_panel *dp_panel, bool enable);

/**
 * is_link_rate_valid() - validates the link rate
 * @lane_rate: link rate requested by the sink
 *
 * Returns true if the requested link rate is supported.
 */
static inline bool is_link_rate_valid(u32 bw_code)
{ … }

/**
 * dp_link_is_lane_count_valid() - validates the lane count
 * @lane_count: lane count requested by the sink
 *
 * Returns true if the requested lane count is supported.
 */
static inline bool is_lane_count_valid(u32 lane_count)
{ … }

struct dp_panel *dp_panel_get(struct dp_panel_in *in);
void dp_panel_put(struct dp_panel *dp_panel);
#endif /* _DP_PANEL_H_ */