- 根目录:
- drivers
- gpu
- drm
- exynos
- exynos_hdmi.h
/*
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authors:
* Inki Dae <inki.dae@samsung.com>
* Seung-Woo Kim <sw0312.kim@samsung.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef _EXYNOS_HDMI_H_
#define _EXYNOS_HDMI_H_
struct hdmi_conf {
int width;
int height;
int vrefresh;
bool interlace;
const u8 *hdmiphy_data;
const struct hdmi_preset_conf *conf;
};
struct hdmi_resources {
struct clk *hdmi;
struct clk *sclk_hdmi;
struct clk *sclk_pixel;
struct clk *sclk_hdmiphy;
struct clk *hdmiphy;
struct regulator_bulk_data *regul_bulk;
int regul_count;
};
struct hdmi_context {
struct device *dev;
struct drm_device *drm_dev;
struct fb_videomode *default_timing;
unsigned int default_win;
unsigned int default_bpp;
bool hpd_handle;
bool enabled;
struct resource *regs_res;
/** base address of HDMI registers */
void __iomem *regs;
/** HDMI hotplug interrupt */
unsigned int irq;
/** workqueue for delayed work */
struct workqueue_struct *wq;
/** hotplug handling work */
struct work_struct hotplug_work;
struct i2c_client *ddc_port;
struct i2c_client *hdmiphy_port;
/** current hdmiphy conf index */
int cur_conf;
/** other resources */
struct hdmi_resources res;
void *parent_ctx;
};
void hdmi_attach_ddc_client(struct i2c_client *ddc);
void hdmi_attach_hdmiphy_client(struct i2c_client *hdmiphy);
extern struct i2c_driver hdmiphy_driver;
extern struct i2c_driver ddc_driver;
#endif