root/include/linux/platform_data/video-msm_fb.h

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/*
 * Internal shared definitions for various MSM framebuffer parts.
 *
 * Copyright (C) 2007 Google Incorporated
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef _MSM_FB_H_
#define _MSM_FB_H_

#include <linux/device.h>

struct mddi_info;

struct msm_fb_data {
        int xres;       /* x resolution in pixels */
        int yres;       /* y resolution in pixels */
        int width;      /* disply width in mm */
        int height;     /* display height in mm */
        unsigned output_format;
};

struct msmfb_callback {
        void (*func)(struct msmfb_callback *);
};

enum {
        MSM_MDDI_PMDH_INTERFACE,
        MSM_MDDI_EMDH_INTERFACE,
        MSM_EBI2_INTERFACE,
};

#define MSMFB_CAP_PARTIAL_UPDATES       (1 << 0)

struct msm_panel_data {
        /* turns off the fb memory */
        int (*suspend)(struct msm_panel_data *);
        /* turns on the fb memory */
        int (*resume)(struct msm_panel_data *);
        /* turns off the panel */
        int (*blank)(struct msm_panel_data *);
        /* turns on the panel */
        int (*unblank)(struct msm_panel_data *);
        void (*wait_vsync)(struct msm_panel_data *);
        void (*request_vsync)(struct msm_panel_data *, struct msmfb_callback *);
        void (*clear_vsync)(struct msm_panel_data *);
        /* from the enum above */
        unsigned interface_type;
        /* data to be passed to the fb driver */
        struct msm_fb_data *fb_data;

        /* capabilities supported by the panel */
        uint32_t caps;
};

struct msm_mddi_client_data {
        void (*suspend)(struct msm_mddi_client_data *);
        void (*resume)(struct msm_mddi_client_data *);
        void (*activate_link)(struct msm_mddi_client_data *);
        void (*remote_write)(struct msm_mddi_client_data *, uint32_t val,
                             uint32_t reg);
        uint32_t (*remote_read)(struct msm_mddi_client_data *, uint32_t reg);
        void (*auto_hibernate)(struct msm_mddi_client_data *, int);
        /* custom data that needs to be passed from the board file to a 
         * particular client */
        void *private_client_data;
        struct resource *fb_resource;
        /* from the list above */
        unsigned interface_type;
};

struct msm_mddi_platform_data {
        unsigned int clk_rate;
        void (*power_client)(struct msm_mddi_client_data *, int on);

        /* fixup the mfr name, product id */
        void (*fixup)(uint16_t *mfr_name, uint16_t *product_id);

        struct resource *fb_resource; /*optional*/
        /* number of clients in the list that follows */
        int num_clients;
        /* array of client information of clients */
        struct {
                unsigned product_id; /* mfr id in top 16 bits, product id
                                      * in lower 16 bits
                                      */
                char *name;     /* the device name will be the platform
                                 * device name registered for the client,
                                 * it should match the name of the associated
                                 * driver
                                 */
                unsigned id;    /* id for mddi client device node, will also
                                 * be used as device id of panel devices, if
                                 * the client device will have multiple panels
                                 * space must be left here for them
                                 */
                void *client_data;      /* required private client data */
                unsigned int clk_rate;  /* optional: if the client requires a
                                        * different mddi clk rate
                                        */
        } client_platform_data[];
};

struct mdp_blit_req;
struct fb_info;
struct mdp_device {
        struct device dev;
        void (*dma)(struct mdp_device *mpd, uint32_t addr,
                    uint32_t stride, uint32_t w, uint32_t h, uint32_t x,
                    uint32_t y, struct msmfb_callback *callback, int interface);
        void (*dma_wait)(struct mdp_device *mdp);
        int (*blit)(struct mdp_device *mdp, struct fb_info *fb,
                    struct mdp_blit_req *req);
        void (*set_grp_disp)(struct mdp_device *mdp, uint32_t disp_id);
};

struct class_interface;
int register_mdp_client(struct class_interface *class_intf);

/**** private client data structs go below this line ***/

struct msm_mddi_bridge_platform_data {
        /* from board file */
        int (*init)(struct msm_mddi_bridge_platform_data *,
                    struct msm_mddi_client_data *);
        int (*uninit)(struct msm_mddi_bridge_platform_data *,
                      struct msm_mddi_client_data *);
        /* passed to panel for use by the fb driver */
        int (*blank)(struct msm_mddi_bridge_platform_data *,
                     struct msm_mddi_client_data *);
        int (*unblank)(struct msm_mddi_bridge_platform_data *,
                       struct msm_mddi_client_data *);
        struct msm_fb_data fb_data;
};



#endif

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