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/* arch/arm/mach-msm/include/mach/msm_fb.h
*
* 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;
/* output interface format */
#define MSM_MDP_OUT_IF_FMT_RGB565 0
#define MSM_MDP_OUT_IF_FMT_RGB666 1
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 = 0,
MSM_MDDI_EMDH_INTERFACE,
MSM_EBI2_INTERFACE,
MSM_LCDC_INTERFACE,
MSM_MDP_NUM_INTERFACES = MSM_LCDC_INTERFACE + 1,
};
#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);
int vsync_irq;
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 msm_lcdc_timing {
unsigned int clk_rate; /* dclk freq */
unsigned int hsync_pulse_width; /* in dclks */
unsigned int hsync_back_porch; /* in dclks */
unsigned int hsync_front_porch; /* in dclks */
unsigned int hsync_skew; /* in dclks */
unsigned int vsync_pulse_width; /* in lines */
unsigned int vsync_back_porch; /* in lines */
unsigned int vsync_front_porch; /* in lines */
/* control signal polarity */
unsigned int vsync_act_low:1;
unsigned int hsync_act_low:1;
unsigned int den_act_low:1;
};
struct msm_lcdc_panel_ops {
int (*init)(struct msm_lcdc_panel_ops *);
int (*uninit)(struct msm_lcdc_panel_ops *);
int (*blank)(struct msm_lcdc_panel_ops *);
int (*unblank)(struct msm_lcdc_panel_ops *);
};
struct msm_lcdc_platform_data {
struct msm_lcdc_panel_ops *panel_ops;
struct msm_lcdc_timing *timing;
int fb_id;
struct msm_fb_data *fb_data;
struct resource *fb_resource;
};
struct mdp_blit_req;
struct fb_info;
struct mdp_device {
struct device dev;
void (*dma)(struct mdp_device *mdp, 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 interface);
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);
int (*check_output_format)(struct mdp_device *mdp, int bpp);
int (*set_output_format)(struct mdp_device *mdp, int bpp);
};
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;
/* board file will identify what capabilities the panel supports */
uint32_t panel_caps;
};
struct mdp_v4l2_req;
int msm_fb_v4l2_enable(struct mdp_overlay *req, bool enable, void **par);
int msm_fb_v4l2_update(void *par, bool bUserPtr,
unsigned long srcp0_addr, unsigned long srcp0_size,
unsigned long srcp1_addr, unsigned long srcp1_size,
unsigned long srcp2_addr, unsigned long srcp2_size);
#endif
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