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 #include <video/videomode.h>
  19
  20 /**
  21  * A structure for lcd panel information.
  22  *
  23  * @timing: default video mode for initializing
  24  * @width_mm: physical size of lcd width.
  25  * @height_mm: physical size of lcd height.
  26  */
  27 struct exynos_drm_panel_info {
  28         struct videomode vm;
  29         u32 width_mm;
  30         u32 height_mm;
  31 };
  32
  33 /**
  34  * Platform Specific Structure for DRM based FIMD.
  35  *
  36  * @panel: default panel info for initializing
  37  * @default_win: default window layer number to be used for UI.
  38  * @bpp: default bit per pixel.
  39  */
  40 struct exynos_drm_fimd_pdata {
  41         struct exynos_drm_panel_info panel;
  42         u32                             vidcon0;
  43         u32                             vidcon1;
  44         unsigned int                    default_win;
  45         unsigned int                    bpp;
  46 };
  47
  48 /**
  49  * Platform Specific Structure for DRM based HDMI.
  50  *
  51  * @hdmi_dev: device point to specific hdmi driver.
  52  * @mixer_dev: device point to specific mixer driver.
  53  *
  54  * this structure is used for common hdmi driver and each device object
  55  * would be used to access specific device driver(hdmi or mixer driver)
  56  */
  57 struct exynos_drm_common_hdmi_pd {
  58         struct device *hdmi_dev;
  59         struct device *mixer_dev;
  60 };
  61
  62 /**
  63  * Platform Specific Structure for DRM based HDMI core.
  64  *
  65  * @is_v13: set if hdmi version 13 is.
  66  * @cfg_hpd: function pointer to configure hdmi hotplug detection pin
  67  * @get_hpd: function pointer to get value of hdmi hotplug detection pin
  68  */
  69 struct exynos_drm_hdmi_pdata {
  70         bool is_v13;
  71         void (*cfg_hpd)(bool external);
  72         int (*get_hpd)(void);
  73 };
  74
  75 /**
  76  * Platform Specific Structure for DRM based IPP.
  77  *
  78  * @inv_pclk: if set 1. invert pixel clock
  79  * @inv_vsync: if set 1. invert vsync signal for wb
  80  * @inv_href: if set 1. invert href signal
  81  * @inv_hsync: if set 1. invert hsync signal for wb
  82  */
  83 struct exynos_drm_ipp_pol {
  84         unsigned int inv_pclk;
  85         unsigned int inv_vsync;
  86         unsigned int inv_href;
  87         unsigned int inv_hsync;
  88 };
  89
  90 /**
  91  * Platform Specific Structure for DRM based FIMC.
  92  *
  93  * @pol: current hardware block polarity settings.
  94  * @clk_rate: current hardware clock rate.
  95  */
  96 struct exynos_drm_fimc_pdata {
  97         struct exynos_drm_ipp_pol pol;
  98         int clk_rate;
  99 };
 100
 101 #endif  /* _EXYNOS_DRM_H_ */