LXR linux/include/linux/platform_data/video-msm

   1/* arch/arm/mach-msm/include/mach/msm_fb.h
   2 *
   3 * Internal shared definitions for various MSM framebuffer parts.
   4 *
   5 * Copyright (C) 2007 Google Incorporated
   6 *
   7 * This software is licensed under the terms of the GNU General Public
   8 * License version 2, as published by the Free Software Foundation, and
   9 * may be copied, distributed, and modified under those terms.
  10 *
  11 * This program is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 */
  16
  17#ifndef _MSM_FB_H_
  18#define _MSM_FB_H_
  19
  20#include <linux/device.h>
  21
  22struct mddi_info;
  23
  24struct msm_fb_data {
  25        int xres;       /* x resolution in pixels */
  26        int yres;       /* y resolution in pixels */
  27        int width;      /* disply width in mm */
  28        int height;     /* display height in mm */
  29        unsigned output_format;
  30};
  31
  32struct msmfb_callback {
  33        void (*func)(struct msmfb_callback *);
  34};
  35
  36enum {
  37        MSM_MDDI_PMDH_INTERFACE,
  38        MSM_MDDI_EMDH_INTERFACE,
  39        MSM_EBI2_INTERFACE,
  40};
  41
  42#define MSMFB_CAP_PARTIAL_UPDATES       (1 << 0)
  43
  44struct msm_panel_data {
  45        /* turns off the fb memory */
  46        int (*suspend)(struct msm_panel_data *);
  47        /* turns on the fb memory */
  48        int (*resume)(struct msm_panel_data *);
  49        /* turns off the panel */
  50        int (*blank)(struct msm_panel_data *);
  51        /* turns on the panel */
  52        int (*unblank)(struct msm_panel_data *);
  53        void (*wait_vsync)(struct msm_panel_data *);
  54        void (*request_vsync)(struct msm_panel_data *, struct msmfb_callback *);
  55        void (*clear_vsync)(struct msm_panel_data *);
  56        /* from the enum above */
  57        unsigned interface_type;
  58        /* data to be passed to the fb driver */
  59        struct msm_fb_data *fb_data;
  60
  61        /* capabilities supported by the panel */
  62        uint32_t caps;
  63};
  64
  65struct msm_mddi_client_data {
  66        void (*suspend)(struct msm_mddi_client_data *);
  67        void (*resume)(struct msm_mddi_client_data *);
  68        void (*activate_link)(struct msm_mddi_client_data *);
  69        void (*remote_write)(struct msm_mddi_client_data *, uint32_t val,
  70                             uint32_t reg);
  71        uint32_t (*remote_read)(struct msm_mddi_client_data *, uint32_t reg);
  72        void (*auto_hibernate)(struct msm_mddi_client_data *, int);
  73        /* custom data that needs to be passed from the board file to a 
  74         * particular client */
  75        void *private_client_data;
  76        struct resource *fb_resource;
  77        /* from the list above */
  78        unsigned interface_type;
  79};
  80
  81struct msm_mddi_platform_data {
  82        unsigned int clk_rate;
  83        void (*power_client)(struct msm_mddi_client_data *, int on);
  84
  85        /* fixup the mfr name, product id */
  86        void (*fixup)(uint16_t *mfr_name, uint16_t *product_id);
  87
  88        struct resource *fb_resource; /*optional*/
  89        /* number of clients in the list that follows */
  90        int num_clients;
  91        /* array of client information of clients */
  92        struct {
  93                unsigned product_id; /* mfr id in top 16 bits, product id
  94                                      * in lower 16 bits
  95                                      */
  96                char *name;     /* the device name will be the platform
  97                                 * device name registered for the client,
  98                                 * it should match the name of the associated
  99                                 * driver
 100                                 */
 101                unsigned id;    /* id for mddi client device node, will also
 102                                 * be used as device id of panel devices, if
 103                                 * the client device will have multiple panels
 104                                 * space must be left here for them
 105                                 */
 106                void *client_data;      /* required private client data */
 107                unsigned int clk_rate;  /* optional: if the client requires a
 108                                        * different mddi clk rate
 109                                        */
 110        } client_platform_data[];
 111};
 112
 113struct mdp_blit_req;
 114struct fb_info;
 115struct mdp_device {
 116        struct device dev;
 117        void (*dma)(struct mdp_device *mpd, uint32_t addr,
 118                    uint32_t stride, uint32_t w, uint32_t h, uint32_t x,
 119                    uint32_t y, struct msmfb_callback *callback, int interface);
 120        void (*dma_wait)(struct mdp_device *mdp);
 121        int (*blit)(struct mdp_device *mdp, struct fb_info *fb,
 122                    struct mdp_blit_req *req);
 123        void (*set_grp_disp)(struct mdp_device *mdp, uint32_t disp_id);
 124};
 125
 126struct class_interface;
 127int register_mdp_client(struct class_interface *class_intf);
 128
 129/**** private client data structs go below this line ***/
 130
 131struct msm_mddi_bridge_platform_data {
 132        /* from board file */
 133        int (*init)(struct msm_mddi_bridge_platform_data *,
 134                    struct msm_mddi_client_data *);
 135        int (*uninit)(struct msm_mddi_bridge_platform_data *,
 136                      struct msm_mddi_client_data *);
 137        /* passed to panel for use by the fb driver */
 138        int (*blank)(struct msm_mddi_bridge_platform_data *,
 139                     struct msm_mddi_client_data *);
 140        int (*unblank)(struct msm_mddi_bridge_platform_data *,
 141                       struct msm_mddi_client_data *);
 142        struct msm_fb_data fb_data;
 143};
 144
 145
 146
 147#endif
 148