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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
69struct 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
92struct 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
102struct 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};
114struct 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
122struct viafb_driver_version {
123 int iMajorNum;
124 int iKernelNum;
125 int iOSNum;
126 int iMinorNum;
127};
128
129struct viafb_ioctl_lcd_attribute {
130 unsigned int panel_id;
131 unsigned int display_center;
132 unsigned int lcd_mode;
133};
134
135struct 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
167struct _UTFunctionCaps {
168 unsigned int dw3DScalingState;
169 unsigned int reserved[31];
170};
171
172struct _POSITIONVALUE {
173 unsigned int dwX;
174 unsigned int dwY;
175};
176
177struct _panel_size_pos_info {
178 unsigned int device_type;
179 int x;
180 int y;
181};
182
183extern int viafb_LCD_ON;
184extern int viafb_DVI_ON;
185
186int viafb_ioctl_get_viafb_info(u_long arg);
187int viafb_ioctl_hotplug(int hres, int vres, int bpp);
188
189#endif /* __IOCTL_H__ */