/* exynos_drm.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Authors:
* Inki Dae <inki.dae@samsung.com>
* Joonyoung Shim <jy0922.shim@samsung.com>
* Seung-Woo Kim <sw0312.kim@samsung.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef _EXYNOS_DRM_H_
#define _EXYNOS_DRM_H_
#include <uapi/drm/exynos_drm.h>
#include <video/videomode.h>
/**
* A structure for lcd panel information.
*
* @timing: default video mode for initializing
* @width_mm: physical size of lcd width.
* @height_mm: physical size of lcd height.
*/
struct exynos_drm_panel_info {
struct videomode vm;
u32 width_mm;
u32 height_mm;
};
/**
* Platform Specific Structure for DRM based FIMD.
*
* @panel: default panel info for initializing
* @default_win: default window layer number to be used for UI.
* @bpp: default bit per pixel.
*/
struct exynos_drm_fimd_pdata {
struct exynos_drm_panel_info panel;
u32 vidcon0;
u32 vidcon1;
unsigned int default_win;
unsigned int bpp;
};
/**
* Platform Specific Structure for DRM based HDMI.
*
* @hdmi_dev: device point to specific hdmi driver.
* @mixer_dev: device point to specific mixer driver.
*
* this structure is used for common hdmi driver and each device object
* would be used to access specific device driver(hdmi or mixer driver)
*/
struct exynos_drm_common_hdmi_pd {
struct device *hdmi_dev;
struct device *mixer_dev;
};
/**
* Platform Specific Structure for DRM based HDMI core.
*
* @is_v13: set if hdmi version 13 is.
* @cfg_hpd: function pointer to configure hdmi hotplug detection pin
* @get_hpd: function pointer to get value of hdmi hotplug detection pin
*/
struct exynos_drm_hdmi_pdata {
bool is_v13;
void (*cfg_hpd)(bool external);
int (*get_hpd)(void);
};
/**
* Platform Specific Structure for DRM based IPP.
*
* @inv_pclk: if set 1. invert pixel clock
* @inv_vsync: if set 1. invert vsync signal for wb
* @inv_href: if set 1. invert href signal
* @inv_hsync: if set 1. invert hsync signal for wb
*/
struct exynos_drm_ipp_pol {
unsigned int inv_pclk;
unsigned int inv_vsync;
unsigned int inv_href;
unsigned int inv_hsync;
};
/**
* Platform Specific Structure for DRM based FIMC.
*
* @pol: current hardware block polarity settings.
* @clk_rate: current hardware clock rate.
*/
struct exynos_drm_fimc_pdata {
struct exynos_drm_ipp_pol pol;
int clk_rate;
};
#endif /* _EXYNOS_DRM_H_ */