1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
4  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
5 
6  */
7 
8 #ifndef __IOCTL_H__
9 #define __IOCTL_H__
10 
11 #ifndef __user
12 #define __user
13 #endif
14 
15 /* VIAFB IOCTL definition */
16 #define VIAFB_GET_INFO_SIZE		0x56494101	/* 'VIA\01' */
17 #define VIAFB_GET_INFO			0x56494102	/* 'VIA\02' */
18 #define VIAFB_HOTPLUG			0x56494103	/* 'VIA\03' */
19 #define VIAFB_SET_HOTPLUG_FLAG		0x56494104	/* 'VIA\04' */
20 #define VIAFB_GET_RESOLUTION		0x56494105	/* 'VIA\05' */
21 #define VIAFB_GET_SAMM_INFO		0x56494107	/* 'VIA\07' */
22 #define VIAFB_TURN_ON_OUTPUT_DEVICE     0x56494108	/* 'VIA\08' */
23 #define VIAFB_TURN_OFF_OUTPUT_DEVICE    0x56494109	/* 'VIA\09' */
24 #define VIAFB_GET_DEVICE		0x5649410B
25 #define VIAFB_GET_DRIVER_VERSION	0x56494112	/* 'VIA\12' */
26 #define VIAFB_GET_CHIP_INFO		0x56494113	/* 'VIA\13' */
27 #define VIAFB_GET_DEVICE_INFO           0x56494115
28 
29 #define VIAFB_GET_DEVICE_SUPPORT	0x56494118
30 #define VIAFB_GET_DEVICE_CONNECT	0x56494119
31 #define VIAFB_GET_PANEL_SUPPORT_EXPAND	0x5649411A
32 #define VIAFB_GET_DRIVER_NAME		0x56494122
33 #define VIAFB_GET_DEVICE_SUPPORT_STATE	0x56494123
34 #define VIAFB_GET_GAMMA_LUT		0x56494124
35 #define VIAFB_SET_GAMMA_LUT		0x56494125
36 #define VIAFB_GET_GAMMA_SUPPORT_STATE	0x56494126
37 #define VIAFB_SYNC_SURFACE		0x56494130
38 #define VIAFB_GET_DRIVER_CAPS		0x56494131
39 #define VIAFB_GET_IGA_SCALING_INFO	0x56494132
40 #define VIAFB_GET_PANEL_MAX_SIZE	0x56494133
41 #define VIAFB_GET_PANEL_MAX_POSITION	0x56494134
42 #define VIAFB_SET_PANEL_SIZE		0x56494135
43 #define VIAFB_SET_PANEL_POSITION        0x56494136
44 #define VIAFB_GET_PANEL_POSITION        0x56494137
45 #define VIAFB_GET_PANEL_SIZE		0x56494138
46 
47 #define None_Device 0x00
48 #define CRT_Device  0x01
49 #define LCD_Device  0x02
50 #define DVI_Device  0x08
51 #define CRT2_Device 0x10
52 #define LCD2_Device 0x40
53 
54 #define OP_LCD_CENTERING   0x01
55 #define OP_LCD_PANEL_ID    0x02
56 #define OP_LCD_MODE        0x03
57 
58 /*SAMM operation flag*/
59 #define OP_SAMM            0x80
60 
61 #define LCD_PANEL_ID_MAXIMUM	23
62 
63 #define STATE_ON            0x1
64 #define STATE_OFF           0x0
65 #define STATE_DEFAULT       0xFFFF
66 
67 #define MAX_ACTIVE_DEV_NUM  2
68 
69 struct device_t {
70 	unsigned short crt:1;
71 	unsigned short dvi:1;
72 	unsigned short lcd:1;
73 	unsigned short samm:1;
74 	unsigned short lcd_dsp_cent:1;
75 	unsigned char lcd_mode:1;
76 	unsigned short epia_dvi:1;
77 	unsigned short lcd_dual_edge:1;
78 	unsigned short lcd2:1;
79 
80 	unsigned short primary_dev;
81 	unsigned char lcd_panel_id;
82 	unsigned short xres, yres;
83 	unsigned short xres1, yres1;
84 	unsigned short refresh;
85 	unsigned short bpp;
86 	unsigned short refresh1;
87 	unsigned short bpp1;
88 	unsigned short sequence;
89 	unsigned short bus_width;
90 };
91 
92 struct viafb_ioctl_info {
93 	u32 viafb_id;		/* for identifying viafb */
94 #define VIAID       0x56494146	/* Identify myself with 'VIAF' */
95 	u16 vendor_id;
96 	u16 device_id;
97 	u8 version;
98 	u8 revision;
99 	u8 reserved[246];	/* for future use */
100 };
101 
102 struct viafb_ioctl_mode {
103 	u32 xres;
104 	u32 yres;
105 	u32 refresh;
106 	u32 bpp;
107 	u32 xres_sec;
108 	u32 yres_sec;
109 	u32 virtual_xres_sec;
110 	u32 virtual_yres_sec;
111 	u32 refresh_sec;
112 	u32 bpp_sec;
113 };
114 struct viafb_ioctl_samm {
115 	u32 samm_status;
116 	u32 size_prim;
117 	u32 size_sec;
118 	u32 mem_base;
119 	u32 offset_sec;
120 };
121 
122 struct viafb_driver_version {
123 	int iMajorNum;
124 	int iKernelNum;
125 	int iOSNum;
126 	int iMinorNum;
127 };
128 
129 struct viafb_ioctl_lcd_attribute {
130 	unsigned int panel_id;
131 	unsigned int display_center;
132 	unsigned int lcd_mode;
133 };
134 
135 struct viafb_ioctl_setting {
136 	/* Enable or disable active devices */
137 	unsigned short device_flag;
138 	/* Indicate which device should be turn on or turn off. */
139 	unsigned short device_status;
140 	unsigned int reserved;
141 	/* Indicate which LCD's attribute can be changed. */
142 	unsigned short lcd_operation_flag;
143 	/* 1: SAMM ON  0: SAMM OFF */
144 	unsigned short samm_status;
145 	/* horizontal resolution of first device */
146 	unsigned short first_dev_hor_res;
147 	/* vertical resolution of first device */
148 	unsigned short first_dev_ver_res;
149 	/* horizontal resolution of second device */
150 	unsigned short second_dev_hor_res;
151 	/* vertical resolution of second device */
152 	unsigned short second_dev_ver_res;
153 	/* refresh rate of first device */
154 	unsigned short first_dev_refresh;
155 	/* bpp of first device */
156 	unsigned short first_dev_bpp;
157 	/* refresh rate of second device */
158 	unsigned short second_dev_refresh;
159 	/* bpp of second device */
160 	unsigned short second_dev_bpp;
161 	/* Indicate which device are primary display device. */
162 	unsigned int primary_device;
163 	unsigned int struct_reserved[35];
164 	struct viafb_ioctl_lcd_attribute lcd_attributes;
165 };
166 
167 struct _UTFunctionCaps {
168 	unsigned int dw3DScalingState;
169 	unsigned int reserved[31];
170 };
171 
172 struct _POSITIONVALUE {
173 	unsigned int dwX;
174 	unsigned int dwY;
175 };
176 
177 struct _panel_size_pos_info {
178 	unsigned int device_type;
179 	int x;
180 	int y;
181 };
182 
183 extern int viafb_LCD_ON;
184 extern int viafb_DVI_ON;
185 
186 int viafb_ioctl_get_viafb_info(u_long arg);
187 int viafb_ioctl_hotplug(int hres, int vres, int bpp);
188 
189 #endif /* __IOCTL_H__ */
190