include/drm/exynos_drm.h

   1 /* exynos_drm.h
   2  *
   3  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
   4  * Authors:
   5  *      Inki Dae <inki.dae@samsung.com>
   6  *      Joonyoung Shim <jy0922.shim@samsung.com>
   7  *      Seung-Woo Kim <sw0312.kim@samsung.com>
   8  *
   9  * This program is free software; you can redistribute  it and/or modify it
  10  * under  the terms of  the GNU General  Public License as published by the
  11  * Free Software Foundation;  either version 2 of the  License, or (at your
  12  * option) any later version.
  13  */
  14 #ifndef _EXYNOS_DRM_H_
  15 #define _EXYNOS_DRM_H_
  16
  17 #include <uapi/drm/exynos_drm.h>
  18
  19 /**
  20  * A structure for lcd panel information.
  21  *
  22  * @timing: default video mode for initializing
  23  * @width_mm: physical size of lcd width.
  24  * @height_mm: physical size of lcd height.
  25  */
  26 struct exynos_drm_panel_info {
  27         struct fb_videomode timing;
  28         u32 width_mm;
  29         u32 height_mm;
  30 };
  31
  32 /**
  33  * Platform Specific Structure for DRM based FIMD.
  34  *
  35  * @panel: default panel info for initializing
  36  * @default_win: default window layer number to be used for UI.
  37  * @bpp: default bit per pixel.
  38  */
  39 struct exynos_drm_fimd_pdata {
  40         struct exynos_drm_panel_info panel;
  41         u32                             vidcon0;
  42         u32                             vidcon1;
  43         unsigned int                    default_win;
  44         unsigned int                    bpp;
  45 };
  46
  47 /**
  48  * Platform Specific Structure for DRM based HDMI.
  49  *
  50  * @hdmi_dev: device point to specific hdmi driver.
  51  * @mixer_dev: device point to specific mixer driver.
  52  *
  53  * this structure is used for common hdmi driver and each device object
  54  * would be used to access specific device driver(hdmi or mixer driver)
  55  */
  56 struct exynos_drm_common_hdmi_pd {
  57         struct device *hdmi_dev;
  58         struct device *mixer_dev;
  59 };
  60
  61 /**
  62  * Platform Specific Structure for DRM based HDMI core.
  63  *
  64  * @is_v13: set if hdmi version 13 is.
  65  * @cfg_hpd: function pointer to configure hdmi hotplug detection pin
  66  * @get_hpd: function pointer to get value of hdmi hotplug detection pin
  67  */
  68 struct exynos_drm_hdmi_pdata {
  69         bool is_v13;
  70         void (*cfg_hpd)(bool external);
  71         int (*get_hpd)(void);
  72 };
  73
  74 /**
  75  * Platform Specific Structure for DRM based IPP.
  76  *
  77  * @inv_pclk: if set 1. invert pixel clock
  78  * @inv_vsync: if set 1. invert vsync signal for wb
  79  * @inv_href: if set 1. invert href signal
  80  * @inv_hsync: if set 1. invert hsync signal for wb
  81  */
  82 struct exynos_drm_ipp_pol {
  83         unsigned int inv_pclk;
  84         unsigned int inv_vsync;
  85         unsigned int inv_href;
  86         unsigned int inv_hsync;
  87 };
  88
  89 /**
  90  * Platform Specific Structure for DRM based FIMC.
  91  *
  92  * @pol: current hardware block polarity settings.
  93  * @clk_rate: current hardware clock rate.
  94  */
  95 struct exynos_drm_fimc_pdata {
  96         struct exynos_drm_ipp_pol pol;
  97         int clk_rate;
  98 };
  99
 100 #endif  /* _EXYNOS_DRM_H_ */