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