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Rev | Author | Line No. | Line |
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425 | giacomo | 1 | /* |
2 | hexium_orion.c - v4l2 driver for the Hexium Orion frame grabber cards |
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3 | |||
4 | Visit http://www.mihu.de/linux/saa7146/ and follow the link |
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5 | to "hexium" for further details about this card. |
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6 | |||
7 | Copyright (C) 2003 Michael Hunold <michael@mihu.de> |
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8 | |||
9 | This program is free software; you can redistribute it and/or modify |
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10 | it under the terms of the GNU General Public License as published by |
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11 | the Free Software Foundation; either version 2 of the License, or |
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12 | (at your option) any later version. |
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13 | |||
14 | This program is distributed in the hope that it will be useful, |
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15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | GNU General Public License for more details. |
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18 | |||
19 | You should have received a copy of the GNU General Public License |
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20 | along with this program; if not, write to the Free Software |
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21 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | */ |
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23 | |||
24 | #define DEBUG_VARIABLE debug |
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25 | |||
26 | #include <media/saa7146_vv.h> |
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27 | |||
28 | static int debug = 0; |
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29 | MODULE_PARM(debug, "i"); |
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30 | MODULE_PARM_DESC(debug, "debug verbosity"); |
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31 | |||
32 | /* global variables */ |
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33 | int hexium_num = 0; |
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34 | |||
35 | #define HEXIUM_HV_PCI6_ORION 1 |
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36 | #define HEXIUM_ORION_1SVHS_3BNC 2 |
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37 | #define HEXIUM_ORION_4BNC 3 |
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38 | |||
39 | #define HEXIUM_INPUTS 9 |
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40 | static struct v4l2_input hexium_inputs[HEXIUM_INPUTS] = { |
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41 | { 0, "CVBS 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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42 | { 1, "CVBS 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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43 | { 2, "CVBS 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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44 | { 3, "CVBS 4", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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45 | { 4, "CVBS 5", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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46 | { 5, "CVBS 6", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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47 | { 6, "Y/C 1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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48 | { 7, "Y/C 2", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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49 | { 8, "Y/C 3", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
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50 | }; |
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51 | |||
52 | #define HEXIUM_AUDIOS 0 |
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53 | |||
54 | struct hexium_data |
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55 | { |
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56 | s8 adr; |
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57 | u8 byte; |
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58 | }; |
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59 | |||
60 | static struct saa7146_extension_ioctls ioctls[] = { |
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61 | { VIDIOC_G_INPUT, SAA7146_EXCLUSIVE }, |
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62 | { VIDIOC_S_INPUT, SAA7146_EXCLUSIVE }, |
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63 | { VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE }, |
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64 | { VIDIOC_S_STD, SAA7146_AFTER }, |
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65 | { 0, 0 } |
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66 | }; |
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67 | |||
68 | struct hexium |
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69 | { |
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70 | int type; |
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71 | struct video_device video_dev; |
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72 | struct i2c_adapter i2c_adapter; |
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73 | int cur_input; /* current input */ |
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74 | }; |
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75 | |||
76 | /* Philips SAA7110 decoder default registers */ |
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77 | static u8 hexium_saa7110[53]={ |
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78 | /*00*/ 0x4C,0x3C,0x0D,0xEF,0xBD,0xF0,0x00,0x00, |
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79 | /*08*/ 0xF8,0xF8,0x60,0x60,0x40,0x86,0x18,0x90, |
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80 | /*10*/ 0x00,0x2C,0x40,0x46,0x42,0x1A,0xFF,0xDA, |
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81 | /*18*/ 0xF0,0x8B,0x00,0x00,0x00,0x00,0x00,0x00, |
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82 | /*20*/ 0xD9,0x17,0x40,0x41,0x80,0x41,0x80,0x4F, |
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83 | /*28*/ 0xFE,0x01,0x0F,0x0F,0x03,0x01,0x81,0x03, |
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84 | /*30*/ 0x44,0x75,0x01,0x8C,0x03 |
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85 | }; |
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86 | |||
87 | static struct { |
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88 | struct hexium_data data[8]; |
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89 | } hexium_input_select[] = { |
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90 | { |
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91 | { /* cvbs 1 */ |
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92 | { 0x06, 0x00 }, |
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93 | { 0x20, 0xD9 }, |
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94 | { 0x21, 0x17 }, // 0x16, |
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95 | { 0x22, 0x40 }, |
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96 | { 0x2C, 0x03 }, |
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97 | { 0x30, 0x44 }, |
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98 | { 0x31, 0x75 }, // ?? |
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99 | { 0x21, 0x16 }, // 0x03, |
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100 | } |
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101 | }, { |
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102 | { /* cvbs 2 */ |
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103 | { 0x06, 0x00 }, |
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104 | { 0x20, 0x78 }, |
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105 | { 0x21, 0x07 }, // 0x03, |
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106 | { 0x22, 0xD2 }, |
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107 | { 0x2C, 0x83 }, |
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108 | { 0x30, 0x60 }, |
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109 | { 0x31, 0xB5 }, // ? |
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110 | { 0x21, 0x03 }, |
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111 | } |
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112 | }, { |
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113 | { /* cvbs 3 */ |
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114 | { 0x06, 0x00 }, |
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115 | { 0x20, 0xBA }, |
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116 | { 0x21, 0x07 }, // 0x05, |
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117 | { 0x22, 0x91 }, |
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118 | { 0x2C, 0x03 }, |
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119 | { 0x30, 0x60 }, |
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120 | { 0x31, 0xB5 }, // ?? |
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121 | { 0x21, 0x05 }, // 0x03, |
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122 | } |
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123 | }, { |
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124 | { /* cvbs 4 */ |
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125 | { 0x06, 0x00 }, |
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126 | { 0x20, 0xD8 }, |
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127 | { 0x21, 0x17 }, // 0x16, |
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128 | { 0x22, 0x40 }, |
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129 | { 0x2C, 0x03 }, |
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130 | { 0x30, 0x44 }, |
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131 | { 0x31, 0x75 }, // ?? |
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132 | { 0x21, 0x16 }, // 0x03, |
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133 | } |
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134 | }, { |
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135 | { /* cvbs 5 */ |
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136 | { 0x06, 0x00 }, |
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137 | { 0x20, 0xB8 }, |
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138 | { 0x21, 0x07 }, // 0x05, |
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139 | { 0x22, 0x91 }, |
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140 | { 0x2C, 0x03 }, |
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141 | { 0x30, 0x60 }, |
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142 | { 0x31, 0xB5 }, // ?? |
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143 | { 0x21, 0x05 }, // 0x03, |
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144 | } |
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145 | }, { |
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146 | { /* cvbs 6 */ |
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147 | { 0x06, 0x00 }, |
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148 | { 0x20, 0x7C }, |
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149 | { 0x21, 0x07 }, // 0x03 |
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150 | { 0x22, 0xD2 }, |
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151 | { 0x2C, 0x83 }, |
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152 | { 0x30, 0x60 }, |
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153 | { 0x31, 0xB5 }, // ?? |
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154 | { 0x21, 0x03 }, |
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155 | } |
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156 | }, { |
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157 | { /* y/c 1 */ |
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158 | { 0x06, 0x80 }, |
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159 | { 0x20, 0x59 }, |
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160 | { 0x21, 0x17 }, |
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161 | { 0x22, 0x42 }, |
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162 | { 0x2C, 0xA3 }, |
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163 | { 0x30, 0x44 }, |
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164 | { 0x31, 0x75 }, |
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165 | { 0x21, 0x12 }, |
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166 | } |
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167 | }, { |
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168 | { /* y/c 2 */ |
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169 | { 0x06, 0x80 }, |
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170 | { 0x20, 0x9A }, |
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171 | { 0x21, 0x17 }, |
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172 | { 0x22, 0xB1 }, |
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173 | { 0x2C, 0x13 }, |
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174 | { 0x30, 0x60 }, |
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175 | { 0x31, 0xB5 }, |
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176 | { 0x21, 0x14 }, |
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177 | } |
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178 | }, { |
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179 | { /* y/c 3 */ |
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180 | { 0x06, 0x80 }, |
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181 | { 0x20, 0x3C }, |
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182 | { 0x21, 0x27 }, |
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183 | { 0x22, 0xC1 }, |
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184 | { 0x2C, 0x23 }, |
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185 | { 0x30, 0x44 }, |
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186 | { 0x31, 0x75 }, |
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187 | { 0x21, 0x21 }, |
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188 | } |
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189 | } |
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190 | }; |
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191 | |||
192 | static struct saa7146_standard hexium_standards[] = { |
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193 | { |
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194 | .name = "PAL", .id = V4L2_STD_PAL, |
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195 | .v_offset = 16, .v_field = 288, .v_calc = 576, |
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196 | .h_offset = 1, .h_pixels = 680, .h_calc = 680+1, |
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197 | .v_max_out = 576, .h_max_out = 768, |
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198 | }, { |
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199 | .name = "NTSC", .id = V4L2_STD_NTSC, |
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200 | .v_offset = 16, .v_field = 240, .v_calc = 480, |
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201 | .h_offset = 1, .h_pixels = 640, .h_calc = 641+1, |
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202 | .v_max_out = 480, .h_max_out = 640, |
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203 | }, { |
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204 | .name = "SECAM", .id = V4L2_STD_SECAM, |
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205 | .v_offset = 16, .v_field = 288, .v_calc = 576, |
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206 | .h_offset = 1, .h_pixels = 720, .h_calc = 720+1, |
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207 | .v_max_out = 576, .h_max_out = 768, |
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208 | } |
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209 | }; |
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210 | |||
211 | /* this is only called for old HV-PCI6/Orion cards |
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212 | without eeprom */ |
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213 | static int hexium_probe(struct saa7146_dev *dev) |
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214 | { |
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215 | struct hexium *hexium = 0; |
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216 | union i2c_smbus_data data; |
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217 | int err = 0; |
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218 | |||
219 | DEB_EE((".\n")); |
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220 | |||
221 | /* there are no hexium orion cards with revision 0 saa7146s */ |
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222 | if (0 == dev->revision) { |
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223 | return -EFAULT; |
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224 | } |
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225 | |||
226 | hexium = (struct hexium *) kmalloc(sizeof(struct hexium), GFP_KERNEL); |
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227 | if (NULL == hexium) { |
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228 | printk("hexium_orion: hexium_probe: not enough kernel memory.\n"); |
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229 | return -ENOMEM; |
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230 | } |
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231 | memset(hexium, 0x0, sizeof(struct hexium)); |
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232 | |||
233 | saa7146_write(dev, DD1_INIT, 0x01000100); |
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234 | saa7146_write(dev, DD1_STREAM_B, 0x00000000); |
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235 | saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); |
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236 | |||
237 | saa7146_i2c_adapter_prepare(dev, &hexium->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
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238 | if (i2c_add_adapter(&hexium->i2c_adapter) < 0) { |
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239 | DEB_S(("cannot register i2c-device. skipping.\n")); |
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240 | kfree(hexium); |
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241 | return -EFAULT; |
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242 | } |
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243 | |||
244 | /* set SAA7110 control GPIO 0 */ |
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245 | saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTHI); |
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246 | /* set HWControl GPIO number 2 */ |
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247 | saa7146_setgpio(dev, 2, SAA7146_GPIO_OUTHI); |
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248 | |||
249 | mdelay(10); |
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250 | |||
251 | /* detect newer Hexium Orion cards by subsystem ids */ |
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252 | if (0x17c8 == dev->pci->subsystem_vendor && 0x0101 == dev->pci->subsystem_device) { |
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253 | printk("hexium_orion: device is a Hexium Orion w/ 1 SVHS + 3 BNC inputs.\n"); |
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254 | /* we store the pointer in our private data field */ |
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255 | (struct hexium *) dev->ext_priv = hexium; |
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256 | hexium->type = HEXIUM_ORION_1SVHS_3BNC; |
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257 | return 0; |
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258 | } |
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259 | |||
260 | if (0x17c8 == dev->pci->subsystem_vendor && 0x2101 == dev->pci->subsystem_device) { |
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261 | printk("hexium_orion: device is a Hexium Orion w/ 4 BNC inputs.\n"); |
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262 | /* we store the pointer in our private data field */ |
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263 | (struct hexium *) dev->ext_priv = hexium; |
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264 | hexium->type = HEXIUM_ORION_4BNC; |
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265 | return 0; |
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266 | } |
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267 | |||
268 | /* check if this is an old hexium Orion card by looking at |
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269 | a saa7110 at address 0x4e */ |
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270 | if (0 == (err = i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_READ, 0x00, I2C_SMBUS_BYTE_DATA, &data))) { |
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271 | printk("hexium_orion: device is a Hexium HV-PCI6/Orion (old).\n"); |
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272 | /* we store the pointer in our private data field */ |
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273 | (struct hexium *) dev->ext_priv = hexium; |
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274 | hexium->type = HEXIUM_HV_PCI6_ORION; |
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275 | return 0; |
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276 | } |
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277 | |||
278 | i2c_del_adapter(&hexium->i2c_adapter); |
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279 | kfree(hexium); |
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280 | return -EFAULT; |
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281 | } |
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282 | |||
283 | /* bring hardware to a sane state. this has to be done, just in case someone |
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284 | wants to capture from this device before it has been properly initialized. |
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285 | the capture engine would badly fail, because no valid signal arrives on the |
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286 | saa7146, thus leading to timeouts and stuff. */ |
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287 | static int hexium_init_done(struct saa7146_dev *dev) |
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288 | { |
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289 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
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290 | union i2c_smbus_data data; |
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291 | int i = 0; |
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292 | |||
293 | DEB_D(("hexium_init_done called.\n")); |
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294 | |||
295 | /* initialize the helper ics to useful values */ |
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296 | for (i = 0; i < sizeof(hexium_saa7110); i++) { |
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297 | data.byte = hexium_saa7110[i]; |
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298 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, i, I2C_SMBUS_BYTE_DATA, &data)) { |
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299 | printk("hexium_orion: failed for address 0x%02x\n", i); |
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300 | } |
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301 | } |
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302 | |||
303 | return 0; |
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304 | } |
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305 | |||
306 | static int hexium_set_input(struct hexium *hexium, int input) |
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307 | { |
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308 | union i2c_smbus_data data; |
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309 | int i = 0; |
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310 | |||
311 | DEB_D((".\n")); |
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312 | |||
313 | for (i = 0; i < 8; i++) { |
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314 | int adr = hexium_input_select[input].data[i].adr; |
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315 | data.byte = hexium_input_select[input].data[i].byte; |
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316 | if (0 != i2c_smbus_xfer(&hexium->i2c_adapter, 0x4e, 0, I2C_SMBUS_WRITE, adr, I2C_SMBUS_BYTE_DATA, &data)) { |
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317 | return -1; |
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318 | } |
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319 | printk("%d: 0x%02x => 0x%02x\n",input, adr,data.byte); |
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320 | } |
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321 | |||
322 | return 0; |
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323 | } |
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324 | |||
325 | static struct saa7146_ext_vv vv_data; |
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326 | |||
327 | /* this function only gets called when the probing was successful */ |
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328 | static int hexium_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info) |
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329 | { |
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330 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
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331 | |||
332 | DEB_EE((".\n")); |
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333 | |||
334 | saa7146_vv_init(dev, &vv_data); |
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335 | if (0 != saa7146_register_device(&hexium->video_dev, dev, "hexium orion", VFL_TYPE_GRABBER)) { |
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336 | printk("hexium_orion: cannot register capture v4l2 device. skipping.\n"); |
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337 | return -1; |
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338 | } |
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339 | |||
340 | printk("hexium_orion: found 'hexium orion' frame grabber-%d.\n", hexium_num); |
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341 | hexium_num++; |
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342 | |||
343 | /* the rest */ |
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344 | hexium->cur_input = 0; |
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345 | hexium_init_done(dev); |
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346 | |||
347 | return 0; |
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348 | } |
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349 | |||
350 | static int hexium_detach(struct saa7146_dev *dev) |
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351 | { |
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352 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
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353 | |||
354 | DEB_EE(("dev:%p\n", dev)); |
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355 | |||
356 | saa7146_unregister_device(&hexium->video_dev, dev); |
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357 | saa7146_vv_release(dev); |
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358 | |||
359 | hexium_num--; |
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360 | |||
361 | i2c_del_adapter(&hexium->i2c_adapter); |
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362 | kfree(hexium); |
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363 | return 0; |
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364 | } |
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365 | |||
366 | static int hexium_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg) |
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367 | { |
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368 | struct saa7146_dev *dev = fh->dev; |
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369 | struct hexium *hexium = (struct hexium *) dev->ext_priv; |
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370 | /* |
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371 | struct saa7146_vv *vv = dev->vv_data; |
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372 | */ |
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373 | switch (cmd) { |
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374 | case VIDIOC_ENUMINPUT: |
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375 | { |
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376 | struct v4l2_input *i = arg; |
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377 | DEB_EE(("VIDIOC_ENUMINPUT %d.\n", i->index)); |
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378 | |||
379 | if (i->index < 0 || i->index >= HEXIUM_INPUTS) { |
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380 | return -EINVAL; |
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381 | } |
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382 | |||
383 | memcpy(i, &hexium_inputs[i->index], sizeof(struct v4l2_input)); |
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384 | |||
385 | DEB_D(("v4l2_ioctl: VIDIOC_ENUMINPUT %d.\n", i->index)); |
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386 | return 0; |
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387 | } |
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388 | case VIDIOC_G_INPUT: |
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389 | { |
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390 | int *input = (int *) arg; |
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391 | *input = hexium->cur_input; |
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392 | |||
393 | DEB_D(("VIDIOC_G_INPUT: %d\n", *input)); |
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394 | return 0; |
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395 | } |
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396 | case VIDIOC_S_INPUT: |
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397 | { |
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398 | int input = *(int *) arg; |
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399 | |||
400 | if (input < 0 || input >= HEXIUM_INPUTS) { |
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401 | return -EINVAL; |
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402 | } |
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403 | |||
404 | hexium->cur_input = input; |
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405 | hexium_set_input(hexium, input); |
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406 | |||
407 | return 0; |
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408 | } |
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409 | default: |
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410 | /* |
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411 | DEB_D(("hexium_ioctl() does not handle this ioctl.\n")); |
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412 | */ |
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413 | return -ENOIOCTLCMD; |
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414 | } |
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415 | return 0; |
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416 | } |
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417 | |||
418 | static int std_callback(struct saa7146_dev *dev, struct saa7146_standard *std) |
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419 | { |
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420 | return 0; |
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421 | } |
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422 | |||
423 | static struct saa7146_extension extension; |
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424 | |||
425 | static struct saa7146_pci_extension_data hexium_hv_pci6 = { |
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426 | .ext_priv = "Hexium HV-PCI6 / Orion", |
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427 | .ext = &extension, |
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428 | }; |
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429 | |||
430 | static struct saa7146_pci_extension_data hexium_orion_1svhs_3bnc = { |
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431 | .ext_priv = "Hexium HV-PCI6 / Orion (1 SVHS/3 BNC)", |
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432 | .ext = &extension, |
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433 | }; |
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434 | |||
435 | static struct saa7146_pci_extension_data hexium_orion_4bnc = { |
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436 | .ext_priv = "Hexium HV-PCI6 / Orion (4 BNC)", |
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437 | .ext = &extension, |
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438 | }; |
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439 | |||
440 | static struct pci_device_id pci_tbl[] = { |
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441 | { |
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442 | .vendor = PCI_VENDOR_ID_PHILIPS, |
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443 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
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444 | .subvendor = 0x0000, |
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445 | .subdevice = 0x0000, |
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446 | .driver_data = (unsigned long) &hexium_hv_pci6, |
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447 | }, |
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448 | { |
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449 | .vendor = PCI_VENDOR_ID_PHILIPS, |
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450 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
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451 | .subvendor = 0x17c8, |
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452 | .subdevice = 0x0101, |
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453 | .driver_data = (unsigned long) &hexium_orion_1svhs_3bnc, |
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454 | }, |
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455 | { |
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456 | .vendor = PCI_VENDOR_ID_PHILIPS, |
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457 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
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458 | .subvendor = 0x17c8, |
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459 | .subdevice = 0x2101, |
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460 | .driver_data = (unsigned long) &hexium_orion_4bnc, |
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461 | }, |
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462 | { |
||
463 | .vendor = 0, |
||
464 | } |
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465 | }; |
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466 | |||
467 | MODULE_DEVICE_TABLE(pci, pci_tbl); |
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468 | |||
469 | static struct saa7146_ext_vv vv_data = { |
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470 | .inputs = HEXIUM_INPUTS, |
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471 | .capabilities = 0, |
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472 | .stds = &hexium_standards[0], |
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473 | .num_stds = sizeof(hexium_standards) / sizeof(struct saa7146_standard), |
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474 | .std_callback = &std_callback, |
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475 | .ioctls = &ioctls[0], |
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476 | .ioctl = hexium_ioctl, |
||
477 | }; |
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478 | |||
479 | static struct saa7146_extension extension = { |
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480 | .name = "hexium HV-PCI6/Orion", |
||
481 | .flags = 0, // SAA7146_USE_I2C_IRQ, |
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482 | |||
483 | .pci_tbl = &pci_tbl[0], |
||
484 | .module = THIS_MODULE, |
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485 | |||
486 | .probe = hexium_probe, |
||
487 | .attach = hexium_attach, |
||
488 | .detach = hexium_detach, |
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489 | |||
490 | .irq_mask = 0, |
||
491 | .irq_func = NULL, |
||
492 | }; |
||
493 | |||
494 | int __init hexium_init_module(void) |
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495 | { |
||
496 | if (0 != saa7146_register_extension(&extension)) { |
||
497 | DEB_S(("failed to register extension.\n")); |
||
498 | return -ENODEV; |
||
499 | } |
||
500 | |||
501 | return 0; |
||
502 | } |
||
503 | |||
504 | void __exit hexium_cleanup_module(void) |
||
505 | { |
||
506 | saa7146_unregister_extension(&extension); |
||
507 | } |
||
508 | |||
509 | module_init(hexium_init_module); |
||
510 | module_exit(hexium_cleanup_module); |
||
511 | |||
512 | MODULE_DESCRIPTION("video4linux-2 driver for Hexium Orion frame grabber cards"); |
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513 | MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); |
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514 | MODULE_LICENSE("GPL"); |