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177 lines
5.5 KiB
177 lines
5.5 KiB
/*
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* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _DP_DRM_H_
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#define _DP_DRM_H_
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#include <linux/types.h>
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#include <drm/drmP.h>
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#include <drm/drm_crtc.h>
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#include <drm/drm_crtc_helper.h>
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#include "msm_drv.h"
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#include "dp_display.h"
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struct dp_bridge {
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struct drm_bridge base;
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u32 id;
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struct drm_connector *connector;
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struct dp_display *display;
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struct dp_display_mode dp_mode;
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void *dp_panel;
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};
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/**
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* dp_connector_config_hdr - callback to configure HDR
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display handle
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* @c_state: connect state data
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* Returns: Zero on success
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*/
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int dp_connector_config_hdr(struct drm_connector *connector,
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void *display,
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struct sde_connector_state *c_state);
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/**
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* dp_connector_post_init - callback to perform additional initialization steps
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display handle
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* Returns: Zero on success
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*/
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int dp_connector_post_init(struct drm_connector *connector, void *display);
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/**
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* dp_connector_detect - callback to determine if connector is connected
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* @connector: Pointer to drm connector structure
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* @force: Force detect setting from drm framework
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* @display: Pointer to private display handle
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* Returns: Connector 'is connected' status
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*/
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enum drm_connector_status dp_connector_detect(struct drm_connector *conn,
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bool force,
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void *display);
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/**
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* dp_connector_get_modes - callback to add drm modes via drm_mode_probed_add()
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display handle
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* Returns: Number of modes added
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*/
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int dp_connector_get_modes(struct drm_connector *connector,
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void *display);
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/**
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* dp_connector_mode_valid - callback to determine if specified mode is valid
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* @connector: Pointer to drm connector structure
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* @mode: Pointer to drm mode structure
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* @display: Pointer to private display handle
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* Returns: Validity status for specified mode
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*/
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enum drm_mode_status dp_connector_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode,
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void *display);
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/**
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* dp_connector_get_mode_info - retrieve information of the mode selected
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* @connector: Pointer to drm connector structure
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* @drm_mode: Display mode set for the display
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* @mode_info: Out parameter. Information of the mode
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* @max_mixer_width: max width supported by HW layer mixer
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* @display: Pointer to private display structure
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* Returns: zero on success
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*/
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int dp_connector_get_mode_info(struct drm_connector *connector,
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const struct drm_display_mode *drm_mode,
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struct msm_mode_info *mode_info,
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u32 max_mixer_width, void *display);
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/**
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* dp_connector_get_info - retrieve connector display info
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* @connector: Pointer to drm connector structure
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* @info: Out parameter. Information of the connected display
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* @display: Pointer to private display structure
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* Returns: zero on success
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*/
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int dp_connector_get_info(struct drm_connector *connector,
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struct msm_display_info *info, void *display);
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/**
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* dp_connector_post_open - handle the post open functionalites
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display structure
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*/
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void dp_connector_post_open(struct drm_connector *connector, void *display);
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/**
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* dp_conn_set_info_blob - callback to perform info blob initialization
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* @connector: Pointer to drm connector structure
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* @info: Pointer to sde connector info structure
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* @display: Pointer to private display handle
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* @mode_info: Pointer to mode info structure
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* Returns: Zero on success
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*/
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int dp_connnector_set_info_blob(struct drm_connector *connector,
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void *info, void *display, struct msm_mode_info *mode_info);
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int dp_drm_bridge_init(void *display,
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struct drm_encoder *encoder);
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void dp_drm_bridge_deinit(void *display);
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/**
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* convert_to_drm_mode - convert dp mode to drm mode
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* @dp_mode: Point to dp mode
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* @drm_mode: Pointer to drm mode
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*/
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void convert_to_drm_mode(const struct dp_display_mode *dp_mode,
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struct drm_display_mode *drm_mode);
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/**
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* dp_connector_update_pps - update pps for given connector
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* @dp_mode: Point to dp mode
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* @pps_cmd: PPS packet
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* @display: Pointer to private display structure
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*/
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int dp_connector_update_pps(struct drm_connector *connector,
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char *pps_cmd, void *display);
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/**
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* dp_mst_drm_bridge_init - initialize mst bridge
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* @display: Pointer to private display structure
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* @encoder: Pointer to encoder for mst bridge mapping
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*/
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int dp_mst_drm_bridge_init(void *display,
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struct drm_encoder *encoder);
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/**
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* dp_mst_drm_bridge_deinit - de-initialize mst bridges
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* @display: Pointer to private display structure
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*/
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void dp_mst_drm_bridge_deinit(void *display);
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/**
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* dp_mst_init - initialize mst objects for the given display
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* @display: Pointer to private display structure
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*/
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int dp_mst_init(struct dp_display *dp_display);
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/**
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* dp_mst_deinit - de-initialize mst objects for the given display
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* @display: Pointer to private display structure
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*/
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void dp_mst_deinit(struct dp_display *dp_display);
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#endif /* _DP_DRM_H_ */
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