3709853456
This change brings msm display driver including sde, dp, dsi, rotator, dsi pll and dp pll from base 4.19 kernel project. It is first source code snapshot from base kernel project. Change-Id: Iec864c064ce5ea04e170f24414c728684002f284 Signed-off-by: Narendra Muppalla <NarendraM@codeaurora.org>
134 lines
4.1 KiB
C
134 lines
4.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef _DSI_DRM_H_
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#define _DSI_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 "dsi_display.h"
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struct dsi_bridge {
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struct drm_bridge base;
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u32 id;
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struct dsi_display *display;
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struct dsi_display_mode dsi_mode;
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};
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/**
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* dsi_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 dsi_conn_set_info_blob(struct drm_connector *connector,
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void *info,
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void *display,
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struct msm_mode_info *mode_info);
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/**
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* dsi_conn_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 dsi_conn_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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* dsi_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 dsi_connector_get_modes(struct drm_connector *connector,
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void *display);
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/**
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* dsi_connector_put_modes - callback to free up drm modes of the connector
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display handle
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*/
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void dsi_connector_put_modes(struct drm_connector *connector,
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void *display);
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/**
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* dsi_conn_get_mode_info - retrieve information on the mode selected
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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 dsi_conn_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, u32 max_mixer_width,
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void *display);
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/**
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* dsi_conn_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 dsi_conn_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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* dsi_conn_enable_event - callback to notify DSI driver of event registration
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* @connector: Pointer to drm connector structure
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* @event_idx: Connector event index
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* @enable: Whether or not the event is enabled
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* @display: Pointer to private display handle
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*/
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void dsi_conn_enable_event(struct drm_connector *connector,
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uint32_t event_idx, bool enable, void *display);
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struct dsi_bridge *dsi_drm_bridge_init(struct dsi_display *display,
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struct drm_device *dev,
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struct drm_encoder *encoder);
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void dsi_drm_bridge_cleanup(struct dsi_bridge *bridge);
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/**
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* dsi_display_pre_kickoff - program kickoff-time features
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* @connector: Pointer to drm connector structure
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* @display: Pointer to private display structure
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* @params: Parameters for kickoff-time programming
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* Returns: Zero on success
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*/
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int dsi_conn_pre_kickoff(struct drm_connector *connector,
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void *display,
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struct msm_display_kickoff_params *params);
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/**
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* dsi_display_post_kickoff - program post kickoff-time features
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* @connector: Pointer to drm connector structure
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* Returns: Zero on success
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*/
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int dsi_conn_post_kickoff(struct drm_connector *connector);
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/**
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* dsi_convert_to_drm_mode - Update drm mode with dsi mode information
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* @dsi_mode: input parameter. structure having dsi mode information.
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* @drm_mode: output parameter. DRM mode set for the display
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*/
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void dsi_convert_to_drm_mode(const struct dsi_display_mode *dsi_mode,
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struct drm_display_mode *drm_mode);
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#endif /* _DSI_DRM_H_ */
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