Release 4.11 drivers/gpu/drm/msm/edp/edp.h
/*
* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __EDP_CONNECTOR_H__
#define __EDP_CONNECTOR_H__
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include "drm_crtc.h"
#include "drm_dp_helper.h"
#include "msm_drv.h"
#define edp_read(offset) msm_readl((offset))
#define edp_write(offset, data) msm_writel((data), (offset))
struct edp_ctrl;
struct edp_aux;
struct edp_phy;
struct msm_edp {
struct drm_device *dev;
struct platform_device *pdev;
struct drm_connector *connector;
struct drm_bridge *bridge;
/* the encoder we are hooked to (outside of eDP block) */
struct drm_encoder *encoder;
struct edp_ctrl *ctrl;
int irq;
};
/* eDP bridge */
struct drm_bridge *msm_edp_bridge_init(struct msm_edp *edp);
void edp_bridge_destroy(struct drm_bridge *bridge);
/* eDP connector */
struct drm_connector *msm_edp_connector_init(struct msm_edp *edp);
/* AUX */
void *msm_edp_aux_init(struct device *dev, void __iomem *regbase,
struct drm_dp_aux **drm_aux);
void msm_edp_aux_destroy(struct device *dev, struct edp_aux *aux);
irqreturn_t msm_edp_aux_irq(struct edp_aux *aux, u32 isr);
void msm_edp_aux_ctrl(struct edp_aux *aux, int enable);
/* Phy */
bool msm_edp_phy_ready(struct edp_phy *phy);
void msm_edp_phy_ctrl(struct edp_phy *phy, int enable);
void msm_edp_phy_vm_pe_init(struct edp_phy *phy);
void msm_edp_phy_vm_pe_cfg(struct edp_phy *phy, u32 v0, u32 v1);
void msm_edp_phy_lane_power_ctrl(struct edp_phy *phy, bool up, u32 max_lane);
void *msm_edp_phy_init(struct device *dev, void __iomem *regbase);
/* Ctrl */
irqreturn_t msm_edp_ctrl_irq(struct edp_ctrl *ctrl);
void msm_edp_ctrl_power(struct edp_ctrl *ctrl, bool on);
int msm_edp_ctrl_init(struct msm_edp *edp);
void msm_edp_ctrl_destroy(struct edp_ctrl *ctrl);
bool msm_edp_ctrl_panel_connected(struct edp_ctrl *ctrl);
int msm_edp_ctrl_get_panel_info(struct edp_ctrl *ctrl,
struct drm_connector *connector, struct edid **edid);
int msm_edp_ctrl_timing_cfg(struct edp_ctrl *ctrl,
const struct drm_display_mode *mode,
const struct drm_display_info *info);
/* @pixel_rate is in kHz */
bool msm_edp_ctrl_pixel_clock_valid(struct edp_ctrl *ctrl,
u32 pixel_rate, u32 *pm, u32 *pn);
#endif /* __EDP_CONNECTOR_H__ */
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