mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-29 22:14:41 +08:00
a3376e3ec8
Drop the msm_connector base class, and special calls to base class methods from the encoder, and use instead drm_bridge. This allows for a cleaner division between the hdmi (and in future dsi) blocks, from the mdp block. Signed-off-by: Rob Clark <robdclark@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
132 lines
3.1 KiB
C
132 lines
3.1 KiB
C
/*
|
|
* Copyright (C) 2013 Red Hat
|
|
* Author: Rob Clark <robdclark@gmail.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along with
|
|
* this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef __HDMI_CONNECTOR_H__
|
|
#define __HDMI_CONNECTOR_H__
|
|
|
|
#include <linux/i2c.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/regulator/consumer.h>
|
|
|
|
#include "msm_drv.h"
|
|
#include "hdmi.xml.h"
|
|
|
|
|
|
struct hdmi_phy;
|
|
|
|
struct hdmi {
|
|
struct kref refcount;
|
|
|
|
struct drm_device *dev;
|
|
struct platform_device *pdev;
|
|
|
|
void __iomem *mmio;
|
|
|
|
struct regulator *mvs; /* HDMI_5V */
|
|
struct regulator *mpp0; /* External 5V */
|
|
|
|
struct clk *clk;
|
|
struct clk *m_pclk;
|
|
struct clk *s_pclk;
|
|
|
|
struct hdmi_phy *phy;
|
|
struct i2c_adapter *i2c;
|
|
struct drm_connector *connector;
|
|
struct drm_bridge *bridge;
|
|
|
|
/* the encoder we are hooked to (outside of hdmi block) */
|
|
struct drm_encoder *encoder;
|
|
|
|
bool hdmi_mode; /* are we in hdmi mode? */
|
|
|
|
int irq;
|
|
};
|
|
|
|
/* platform config data (ie. from DT, or pdata) */
|
|
struct hdmi_platform_config {
|
|
struct hdmi_phy *(*phy_init)(struct hdmi *hdmi);
|
|
int ddc_clk_gpio, ddc_data_gpio, hpd_gpio, pmic_gpio;
|
|
};
|
|
|
|
void hdmi_set_mode(struct hdmi *hdmi, bool power_on);
|
|
void hdmi_destroy(struct kref *kref);
|
|
|
|
static inline void hdmi_write(struct hdmi *hdmi, u32 reg, u32 data)
|
|
{
|
|
msm_writel(data, hdmi->mmio + reg);
|
|
}
|
|
|
|
static inline u32 hdmi_read(struct hdmi *hdmi, u32 reg)
|
|
{
|
|
return msm_readl(hdmi->mmio + reg);
|
|
}
|
|
|
|
static inline struct hdmi * hdmi_reference(struct hdmi *hdmi)
|
|
{
|
|
kref_get(&hdmi->refcount);
|
|
return hdmi;
|
|
}
|
|
|
|
static inline void hdmi_unreference(struct hdmi *hdmi)
|
|
{
|
|
kref_put(&hdmi->refcount, hdmi_destroy);
|
|
}
|
|
|
|
/*
|
|
* The phy appears to be different, for example between 8960 and 8x60,
|
|
* so split the phy related functions out and load the correct one at
|
|
* runtime:
|
|
*/
|
|
|
|
struct hdmi_phy_funcs {
|
|
void (*destroy)(struct hdmi_phy *phy);
|
|
void (*reset)(struct hdmi_phy *phy);
|
|
void (*powerup)(struct hdmi_phy *phy, unsigned long int pixclock);
|
|
void (*powerdown)(struct hdmi_phy *phy);
|
|
};
|
|
|
|
struct hdmi_phy {
|
|
const struct hdmi_phy_funcs *funcs;
|
|
};
|
|
|
|
struct hdmi_phy *hdmi_phy_8960_init(struct hdmi *hdmi);
|
|
struct hdmi_phy *hdmi_phy_8x60_init(struct hdmi *hdmi);
|
|
|
|
/*
|
|
* hdmi bridge:
|
|
*/
|
|
|
|
struct drm_bridge *hdmi_bridge_init(struct hdmi *hdmi);
|
|
|
|
/*
|
|
* hdmi connector:
|
|
*/
|
|
|
|
void hdmi_connector_irq(struct drm_connector *connector);
|
|
struct drm_connector *hdmi_connector_init(struct hdmi *hdmi);
|
|
|
|
/*
|
|
* i2c adapter for ddc:
|
|
*/
|
|
|
|
void hdmi_i2c_irq(struct i2c_adapter *i2c);
|
|
void hdmi_i2c_destroy(struct i2c_adapter *i2c);
|
|
struct i2c_adapter *hdmi_i2c_init(struct hdmi *hdmi);
|
|
|
|
#endif /* __HDMI_CONNECTOR_H__ */
|