Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | mxb - v4l2 driver for the Multimedia eXtension Board |
| 3 | |
| 4 | Copyright (C) 1998-2003 Michael Hunold <michael@mihu.de> |
| 5 | |
| 6 | Visit http://www.mihu.de/linux/saa7146/mxb/ |
| 7 | for further details about this card. |
| 8 | |
| 9 | This program is free software; you can redistribute it and/or modify |
| 10 | it under the terms of the GNU General Public License as published by |
| 11 | the Free Software Foundation; either version 2 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 14 | This program is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | GNU General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program; if not, write to the Free Software |
| 21 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 22 | */ |
| 23 | |
| 24 | #define DEBUG_VARIABLE debug |
| 25 | |
| 26 | #include <media/saa7146_vv.h> |
| 27 | #include <media/tuner.h> |
| 28 | #include <linux/video_decoder.h> |
| 29 | |
| 30 | #include "mxb.h" |
| 31 | #include "tea6415c.h" |
| 32 | #include "tea6420.h" |
| 33 | #include "tda9840.h" |
| 34 | |
| 35 | #define I2C_SAA7111 0x24 |
| 36 | |
| 37 | #define MXB_BOARD_CAN_DO_VBI(dev) (dev->revision != 0) |
| 38 | |
| 39 | /* global variable */ |
| 40 | static int mxb_num = 0; |
| 41 | |
| 42 | /* initial frequence the tuner will be tuned to. |
| 43 | in verden (lower saxony, germany) 4148 is a |
| 44 | channel called "phoenix" */ |
| 45 | static int freq = 4148; |
| 46 | module_param(freq, int, 0644); |
| 47 | MODULE_PARM_DESC(freq, "initial frequency the tuner will be tuned to while setup"); |
| 48 | |
| 49 | static int debug = 0; |
| 50 | module_param(debug, int, 0644); |
| 51 | MODULE_PARM_DESC(debug, "Turn on/off device debugging (default:off)."); |
| 52 | |
| 53 | #define MXB_INPUTS 4 |
| 54 | enum { TUNER, AUX1, AUX3, AUX3_YC }; |
| 55 | |
| 56 | static struct v4l2_input mxb_inputs[MXB_INPUTS] = { |
| 57 | { TUNER, "Tuner", V4L2_INPUT_TYPE_TUNER, 1, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| 58 | { AUX1, "AUX1", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| 59 | { AUX3, "AUX3 Composite", V4L2_INPUT_TYPE_CAMERA, 4, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| 60 | { AUX3_YC, "AUX3 S-Video", V4L2_INPUT_TYPE_CAMERA, 4, 0, V4L2_STD_PAL_BG|V4L2_STD_NTSC_M, 0 }, |
| 61 | }; |
| 62 | |
| 63 | /* this array holds the information, which port of the saa7146 each |
| 64 | input actually uses. the mxb uses port 0 for every input */ |
| 65 | static struct { |
| 66 | int hps_source; |
| 67 | int hps_sync; |
| 68 | } input_port_selection[MXB_INPUTS] = { |
| 69 | { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, |
| 70 | { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, |
| 71 | { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, |
| 72 | { SAA7146_HPS_SOURCE_PORT_A, SAA7146_HPS_SYNC_PORT_A }, |
| 73 | }; |
| 74 | |
| 75 | /* this array holds the information of the audio source (mxb_audios), |
| 76 | which has to be switched corresponding to the video source (mxb_channels) */ |
| 77 | static int video_audio_connect[MXB_INPUTS] = |
| 78 | { 0, 1, 3, 3 }; |
| 79 | |
| 80 | /* these are the necessary input-output-pins for bringing one audio source |
| 81 | (see above) to the CD-output */ |
| 82 | static struct tea6420_multiplex TEA6420_cd[MXB_AUDIOS+1][2] = |
| 83 | { |
| 84 | {{1,1,0},{1,1,0}}, /* Tuner */ |
| 85 | {{5,1,0},{6,1,0}}, /* AUX 1 */ |
| 86 | {{4,1,0},{6,1,0}}, /* AUX 2 */ |
| 87 | {{3,1,0},{6,1,0}}, /* AUX 3 */ |
| 88 | {{1,1,0},{3,1,0}}, /* Radio */ |
| 89 | {{1,1,0},{2,1,0}}, /* CD-Rom */ |
| 90 | {{6,1,0},{6,1,0}} /* Mute */ |
| 91 | }; |
| 92 | |
| 93 | /* these are the necessary input-output-pins for bringing one audio source |
| 94 | (see above) to the line-output */ |
| 95 | static struct tea6420_multiplex TEA6420_line[MXB_AUDIOS+1][2] = |
| 96 | { |
| 97 | {{2,3,0},{1,2,0}}, |
| 98 | {{5,3,0},{6,2,0}}, |
| 99 | {{4,3,0},{6,2,0}}, |
| 100 | {{3,3,0},{6,2,0}}, |
| 101 | {{2,3,0},{3,2,0}}, |
| 102 | {{2,3,0},{2,2,0}}, |
| 103 | {{6,3,0},{6,2,0}} /* Mute */ |
| 104 | }; |
| 105 | |
| 106 | #define MAXCONTROLS 1 |
| 107 | static struct v4l2_queryctrl mxb_controls[] = { |
| 108 | { V4L2_CID_AUDIO_MUTE, V4L2_CTRL_TYPE_BOOLEAN, "Mute", 0, 1, 1, 0, 0 }, |
| 109 | }; |
| 110 | |
| 111 | static struct saa7146_extension_ioctls ioctls[] = { |
| 112 | { VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE }, |
| 113 | { VIDIOC_G_INPUT, SAA7146_EXCLUSIVE }, |
| 114 | { VIDIOC_S_INPUT, SAA7146_EXCLUSIVE }, |
| 115 | { VIDIOC_QUERYCTRL, SAA7146_BEFORE }, |
| 116 | { VIDIOC_G_CTRL, SAA7146_BEFORE }, |
| 117 | { VIDIOC_S_CTRL, SAA7146_BEFORE }, |
| 118 | { VIDIOC_G_TUNER, SAA7146_EXCLUSIVE }, |
| 119 | { VIDIOC_S_TUNER, SAA7146_EXCLUSIVE }, |
| 120 | { VIDIOC_G_FREQUENCY, SAA7146_EXCLUSIVE }, |
| 121 | { VIDIOC_S_FREQUENCY, SAA7146_EXCLUSIVE }, |
| 122 | { VIDIOC_G_AUDIO, SAA7146_EXCLUSIVE }, |
| 123 | { VIDIOC_S_AUDIO, SAA7146_EXCLUSIVE }, |
| 124 | { MXB_S_AUDIO_CD, SAA7146_EXCLUSIVE }, /* custom control */ |
| 125 | { MXB_S_AUDIO_LINE, SAA7146_EXCLUSIVE }, /* custom control */ |
| 126 | { 0, 0 } |
| 127 | }; |
| 128 | |
| 129 | struct mxb |
| 130 | { |
| 131 | struct video_device *video_dev; |
| 132 | struct video_device *vbi_dev; |
| 133 | |
| 134 | struct i2c_adapter i2c_adapter; |
| 135 | |
| 136 | struct i2c_client* saa7111a; |
| 137 | struct i2c_client* tda9840; |
| 138 | struct i2c_client* tea6415c; |
| 139 | struct i2c_client* tuner; |
| 140 | struct i2c_client* tea6420_1; |
| 141 | struct i2c_client* tea6420_2; |
| 142 | |
| 143 | int cur_mode; /* current audio mode (mono, stereo, ...) */ |
| 144 | int cur_input; /* current input */ |
| 145 | int cur_freq; /* current frequency the tuner is tuned to */ |
| 146 | int cur_mute; /* current mute status */ |
| 147 | }; |
| 148 | |
| 149 | static struct saa7146_extension extension; |
| 150 | |
| 151 | static int mxb_probe(struct saa7146_dev* dev) |
| 152 | { |
| 153 | struct mxb* mxb = NULL; |
| 154 | struct i2c_client *client; |
| 155 | struct list_head *item; |
| 156 | int result; |
| 157 | |
| 158 | if ((result = request_module("saa7111")) < 0) { |
| 159 | printk("mxb: saa7111 i2c module not available.\n"); |
| 160 | return -ENODEV; |
| 161 | } |
| 162 | if ((result = request_module("tuner")) < 0) { |
| 163 | printk("mxb: tuner i2c module not available.\n"); |
| 164 | return -ENODEV; |
| 165 | } |
| 166 | if ((result = request_module("tea6420")) < 0) { |
| 167 | printk("mxb: tea6420 i2c module not available.\n"); |
| 168 | return -ENODEV; |
| 169 | } |
| 170 | if ((result = request_module("tea6415c")) < 0) { |
| 171 | printk("mxb: tea6415c i2c module not available.\n"); |
| 172 | return -ENODEV; |
| 173 | } |
| 174 | if ((result = request_module("tda9840")) < 0) { |
| 175 | printk("mxb: tda9840 i2c module not available.\n"); |
| 176 | return -ENODEV; |
| 177 | } |
| 178 | |
| 179 | mxb = (struct mxb*)kmalloc(sizeof(struct mxb), GFP_KERNEL); |
| 180 | if( NULL == mxb ) { |
| 181 | DEB_D(("not enough kernel memory.\n")); |
| 182 | return -ENOMEM; |
| 183 | } |
| 184 | memset(mxb, 0x0, sizeof(struct mxb)); |
| 185 | |
| 186 | mxb->i2c_adapter = (struct i2c_adapter) { |
| 187 | .class = I2C_CLASS_TV_ANALOG, |
| 188 | .name = "mxb", |
| 189 | }; |
| 190 | |
| 191 | saa7146_i2c_adapter_prepare(dev, &mxb->i2c_adapter, SAA7146_I2C_BUS_BIT_RATE_480); |
| 192 | if(i2c_add_adapter(&mxb->i2c_adapter) < 0) { |
| 193 | DEB_S(("cannot register i2c-device. skipping.\n")); |
| 194 | kfree(mxb); |
| 195 | return -EFAULT; |
| 196 | } |
| 197 | |
| 198 | /* loop through all i2c-devices on the bus and look who is there */ |
| 199 | list_for_each(item,&mxb->i2c_adapter.clients) { |
| 200 | client = list_entry(item, struct i2c_client, list); |
| 201 | if( I2C_TEA6420_1 == client->addr ) |
| 202 | mxb->tea6420_1 = client; |
| 203 | if( I2C_TEA6420_2 == client->addr ) |
| 204 | mxb->tea6420_2 = client; |
| 205 | if( I2C_TEA6415C_2 == client->addr ) |
| 206 | mxb->tea6415c = client; |
| 207 | if( I2C_TDA9840 == client->addr ) |
| 208 | mxb->tda9840 = client; |
| 209 | if( I2C_SAA7111 == client->addr ) |
| 210 | mxb->saa7111a = client; |
| 211 | if( 0x60 == client->addr ) |
| 212 | mxb->tuner = client; |
| 213 | } |
| 214 | |
| 215 | /* check if all devices are present */ |
| 216 | if( 0 == mxb->tea6420_1 || 0 == mxb->tea6420_2 || 0 == mxb->tea6415c |
| 217 | || 0 == mxb->tda9840 || 0 == mxb->saa7111a || 0 == mxb->tuner ) { |
| 218 | |
| 219 | printk("mxb: did not find all i2c devices. aborting\n"); |
| 220 | i2c_del_adapter(&mxb->i2c_adapter); |
| 221 | kfree(mxb); |
| 222 | return -ENODEV; |
| 223 | } |
| 224 | |
| 225 | /* all devices are present, probe was successful */ |
| 226 | |
| 227 | /* we store the pointer in our private data field */ |
| 228 | dev->ext_priv = mxb; |
| 229 | |
| 230 | return 0; |
| 231 | } |
| 232 | |
| 233 | /* some init data for the saa7740, the so-called 'sound arena module'. |
| 234 | there are no specs available, so we simply use some init values */ |
| 235 | static struct { |
| 236 | int length; |
| 237 | char data[9]; |
| 238 | } mxb_saa7740_init[] = { |
| 239 | { 3, { 0x80, 0x00, 0x00 } },{ 3, { 0x80, 0x89, 0x00 } }, |
| 240 | { 3, { 0x80, 0xb0, 0x0a } },{ 3, { 0x00, 0x00, 0x00 } }, |
| 241 | { 3, { 0x49, 0x00, 0x00 } },{ 3, { 0x4a, 0x00, 0x00 } }, |
| 242 | { 3, { 0x4b, 0x00, 0x00 } },{ 3, { 0x4c, 0x00, 0x00 } }, |
| 243 | { 3, { 0x4d, 0x00, 0x00 } },{ 3, { 0x4e, 0x00, 0x00 } }, |
| 244 | { 3, { 0x4f, 0x00, 0x00 } },{ 3, { 0x50, 0x00, 0x00 } }, |
| 245 | { 3, { 0x51, 0x00, 0x00 } },{ 3, { 0x52, 0x00, 0x00 } }, |
| 246 | { 3, { 0x53, 0x00, 0x00 } },{ 3, { 0x54, 0x00, 0x00 } }, |
| 247 | { 3, { 0x55, 0x00, 0x00 } },{ 3, { 0x56, 0x00, 0x00 } }, |
| 248 | { 3, { 0x57, 0x00, 0x00 } },{ 3, { 0x58, 0x00, 0x00 } }, |
| 249 | { 3, { 0x59, 0x00, 0x00 } },{ 3, { 0x5a, 0x00, 0x00 } }, |
| 250 | { 3, { 0x5b, 0x00, 0x00 } },{ 3, { 0x5c, 0x00, 0x00 } }, |
| 251 | { 3, { 0x5d, 0x00, 0x00 } },{ 3, { 0x5e, 0x00, 0x00 } }, |
| 252 | { 3, { 0x5f, 0x00, 0x00 } },{ 3, { 0x60, 0x00, 0x00 } }, |
| 253 | { 3, { 0x61, 0x00, 0x00 } },{ 3, { 0x62, 0x00, 0x00 } }, |
| 254 | { 3, { 0x63, 0x00, 0x00 } },{ 3, { 0x64, 0x00, 0x00 } }, |
| 255 | { 3, { 0x65, 0x00, 0x00 } },{ 3, { 0x66, 0x00, 0x00 } }, |
| 256 | { 3, { 0x67, 0x00, 0x00 } },{ 3, { 0x68, 0x00, 0x00 } }, |
| 257 | { 3, { 0x69, 0x00, 0x00 } },{ 3, { 0x6a, 0x00, 0x00 } }, |
| 258 | { 3, { 0x6b, 0x00, 0x00 } },{ 3, { 0x6c, 0x00, 0x00 } }, |
| 259 | { 3, { 0x6d, 0x00, 0x00 } },{ 3, { 0x6e, 0x00, 0x00 } }, |
| 260 | { 3, { 0x6f, 0x00, 0x00 } },{ 3, { 0x70, 0x00, 0x00 } }, |
| 261 | { 3, { 0x71, 0x00, 0x00 } },{ 3, { 0x72, 0x00, 0x00 } }, |
| 262 | { 3, { 0x73, 0x00, 0x00 } },{ 3, { 0x74, 0x00, 0x00 } }, |
| 263 | { 3, { 0x75, 0x00, 0x00 } },{ 3, { 0x76, 0x00, 0x00 } }, |
| 264 | { 3, { 0x77, 0x00, 0x00 } },{ 3, { 0x41, 0x00, 0x42 } }, |
| 265 | { 3, { 0x42, 0x10, 0x42 } },{ 3, { 0x43, 0x20, 0x42 } }, |
| 266 | { 3, { 0x44, 0x30, 0x42 } },{ 3, { 0x45, 0x00, 0x01 } }, |
| 267 | { 3, { 0x46, 0x00, 0x01 } },{ 3, { 0x47, 0x00, 0x01 } }, |
| 268 | { 3, { 0x48, 0x00, 0x01 } }, |
| 269 | { 9, { 0x01, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } }, |
| 270 | { 9, { 0x21, 0x03, 0xc5, 0x5c, 0x7a, 0x85, 0x01, 0x00, 0x54 } }, |
| 271 | { 9, { 0x09, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } }, |
| 272 | { 9, { 0x29, 0x0b, 0xb4, 0x6b, 0x74, 0x85, 0x95, 0x00, 0x34 } }, |
| 273 | { 9, { 0x11, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } }, |
| 274 | { 9, { 0x31, 0x17, 0x43, 0x62, 0x68, 0x89, 0xd1, 0xff, 0xb0 } }, |
| 275 | { 9, { 0x19, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } }, |
| 276 | { 9, { 0x39, 0x20, 0x62, 0x51, 0x5a, 0x95, 0x19, 0x01, 0x50 } }, |
| 277 | { 9, { 0x05, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } }, |
| 278 | { 9, { 0x25, 0x3e, 0xd2, 0x69, 0x4e, 0x9a, 0x51, 0x00, 0xf0 } }, |
| 279 | { 9, { 0x0d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } }, |
| 280 | { 9, { 0x2d, 0x3d, 0xa1, 0x40, 0x7d, 0x9f, 0x29, 0xfe, 0x14 } }, |
| 281 | { 9, { 0x15, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } }, |
| 282 | { 9, { 0x35, 0x73, 0xa1, 0x50, 0x5d, 0xa6, 0xf5, 0xfe, 0x38 } }, |
| 283 | { 9, { 0x1d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } }, |
| 284 | { 9, { 0x3d, 0xed, 0xd0, 0x68, 0x29, 0xb4, 0xe1, 0x00, 0xb8 } }, |
| 285 | { 3, { 0x80, 0xb3, 0x0a } }, |
| 286 | {-1, { 0} } |
| 287 | }; |
| 288 | |
| 289 | static const unsigned char mxb_saa7111_init[] = { |
| 290 | 0x00, 0x00, /* 00 - ID byte */ |
| 291 | 0x01, 0x00, /* 01 - reserved */ |
| 292 | |
| 293 | /*front end */ |
| 294 | 0x02, 0xd8, /* 02 - FUSE=x, GUDL=x, MODE=x */ |
| 295 | 0x03, 0x23, /* 03 - HLNRS=0, VBSL=1, WPOFF=0, HOLDG=0, GAFIX=0, GAI1=256, GAI2=256 */ |
| 296 | 0x04, 0x00, /* 04 - GAI1=256 */ |
| 297 | 0x05, 0x00, /* 05 - GAI2=256 */ |
| 298 | |
| 299 | /* decoder */ |
| 300 | 0x06, 0xf0, /* 06 - HSB at xx(50Hz) / xx(60Hz) pixels after end of last line */ |
| 301 | 0x07, 0x30, /* 07 - HSS at xx(50Hz) / xx(60Hz) pixels after end of last line */ |
| 302 | 0x08, 0xa8, /* 08 - AUFD=x, FSEL=x, EXFIL=x, VTRC=x, HPLL=x, VNOI=x */ |
| 303 | 0x09, 0x02, /* 09 - BYPS=x, PREF=x, BPSS=x, VBLB=x, UPTCV=x, APER=x */ |
| 304 | 0x0a, 0x80, /* 0a - BRIG=128 */ |
| 305 | 0x0b, 0x47, /* 0b - CONT=1.109 */ |
| 306 | 0x0c, 0x40, /* 0c - SATN=1.0 */ |
| 307 | 0x0d, 0x00, /* 0d - HUE=0 */ |
| 308 | 0x0e, 0x01, /* 0e - CDTO=0, CSTD=0, DCCF=0, FCTC=0, CHBW=1 */ |
| 309 | 0x0f, 0x00, /* 0f - reserved */ |
| 310 | 0x10, 0xd0, /* 10 - OFTS=x, HDEL=x, VRLN=x, YDEL=x */ |
| 311 | 0x11, 0x8c, /* 11 - GPSW=x, CM99=x, FECO=x, COMPO=x, OEYC=1, OEHV=1, VIPB=0, COLO=0 */ |
| 312 | 0x12, 0x80, /* 12 - xx output control 2 */ |
| 313 | 0x13, 0x30, /* 13 - xx output control 3 */ |
| 314 | 0x14, 0x00, /* 14 - reserved */ |
| 315 | 0x15, 0x15, /* 15 - VBI */ |
| 316 | 0x16, 0x04, /* 16 - VBI */ |
| 317 | 0x17, 0x00, /* 17 - VBI */ |
| 318 | }; |
| 319 | |
| 320 | /* bring hardware to a sane state. this has to be done, just in case someone |
| 321 | wants to capture from this device before it has been properly initialized. |
| 322 | the capture engine would badly fail, because no valid signal arrives on the |
| 323 | saa7146, thus leading to timeouts and stuff. */ |
| 324 | static int mxb_init_done(struct saa7146_dev* dev) |
| 325 | { |
| 326 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 327 | struct video_decoder_init init; |
| 328 | struct i2c_msg msg; |
Mauro Carvalho Chehab | 85369df | 2005-07-12 13:58:59 -0700 | [diff] [blame] | 329 | struct tuner_setup tun_setup; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | |
| 331 | int i = 0, err = 0; |
| 332 | struct tea6415c_multiplex vm; |
| 333 | |
| 334 | /* select video mode in saa7111a */ |
| 335 | i = VIDEO_MODE_PAL; |
| 336 | /* fixme: currently pointless: gets overwritten by configuration below */ |
| 337 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_NORM, &i); |
| 338 | |
| 339 | /* write configuration to saa7111a */ |
| 340 | init.data = mxb_saa7111_init; |
| 341 | init.len = sizeof(mxb_saa7111_init); |
| 342 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_INIT, &init); |
| 343 | |
| 344 | /* select tuner-output on saa7111a */ |
| 345 | i = 0; |
| 346 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_INPUT, &i); |
| 347 | |
| 348 | /* enable vbi bypass */ |
| 349 | i = 1; |
| 350 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_VBI_BYPASS, &i); |
| 351 | |
| 352 | /* select a tuner type */ |
Mauro Carvalho Chehab | 85369df | 2005-07-12 13:58:59 -0700 | [diff] [blame] | 353 | tun_setup.mode_mask = T_ANALOG_TV; |
| 354 | tun_setup.addr = ADDR_UNSET; |
| 355 | tun_setup.type = 5; |
| 356 | mxb->tuner->driver->command(mxb->tuner,TUNER_SET_TYPE_ADDR, &tun_setup); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 357 | |
| 358 | /* mute audio on tea6420s */ |
| 359 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[6][0]); |
| 360 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[6][1]); |
| 361 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_cd[6][0]); |
| 362 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_cd[6][1]); |
| 363 | |
| 364 | /* switch to tuner-channel on tea6415c*/ |
| 365 | vm.out = 17; |
| 366 | vm.in = 3; |
| 367 | mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm); |
| 368 | |
| 369 | /* select tuner-output on multicable on tea6415c*/ |
| 370 | vm.in = 3; |
| 371 | vm.out = 13; |
| 372 | mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm); |
| 373 | |
| 374 | /* tune in some frequency on tuner */ |
| 375 | mxb->tuner->driver->command(mxb->tuner, VIDIOCSFREQ, &freq); |
| 376 | |
| 377 | /* the rest for mxb */ |
| 378 | mxb->cur_input = 0; |
| 379 | mxb->cur_freq = freq; |
| 380 | mxb->cur_mute = 1; |
| 381 | |
| 382 | mxb->cur_mode = V4L2_TUNER_MODE_STEREO; |
| 383 | mxb->tda9840->driver->command(mxb->tda9840, TDA9840_SWITCH, &mxb->cur_mode); |
| 384 | |
| 385 | /* check if the saa7740 (aka 'sound arena module') is present |
| 386 | on the mxb. if so, we must initialize it. due to lack of |
| 387 | informations about the saa7740, the values were reverse |
| 388 | engineered. */ |
| 389 | msg.addr = 0x1b; |
| 390 | msg.flags = 0; |
| 391 | msg.len = mxb_saa7740_init[0].length; |
| 392 | msg.buf = &mxb_saa7740_init[0].data[0]; |
| 393 | |
| 394 | if( 1 == (err = i2c_transfer(&mxb->i2c_adapter, &msg, 1))) { |
| 395 | /* the sound arena module is a pos, that's probably the reason |
| 396 | philips refuses to hand out a datasheet for the saa7740... |
| 397 | it seems to screw up the i2c bus, so we disable fast irq |
| 398 | based i2c transactions here and rely on the slow and safe |
| 399 | polling method ... */ |
| 400 | extension.flags &= ~SAA7146_USE_I2C_IRQ; |
| 401 | for(i = 1;;i++) { |
| 402 | if( -1 == mxb_saa7740_init[i].length ) { |
| 403 | break; |
| 404 | } |
| 405 | |
| 406 | msg.len = mxb_saa7740_init[i].length; |
| 407 | msg.buf = &mxb_saa7740_init[i].data[0]; |
| 408 | if( 1 != (err = i2c_transfer(&mxb->i2c_adapter, &msg, 1))) { |
| 409 | DEB_D(("failed to initialize 'sound arena module'.\n")); |
| 410 | goto err; |
| 411 | } |
| 412 | } |
| 413 | INFO(("'sound arena module' detected.\n")); |
| 414 | } |
| 415 | err: |
| 416 | /* the rest for saa7146: you should definitely set some basic values |
| 417 | for the input-port handling of the saa7146. */ |
| 418 | |
| 419 | /* ext->saa has been filled by the core driver */ |
| 420 | |
| 421 | /* some stuff is done via variables */ |
| 422 | saa7146_set_hps_source_and_sync(dev, input_port_selection[mxb->cur_input].hps_source, input_port_selection[mxb->cur_input].hps_sync); |
| 423 | |
| 424 | /* some stuff is done via direct write to the registers */ |
| 425 | |
| 426 | /* this is ugly, but because of the fact that this is completely |
| 427 | hardware dependend, it should be done directly... */ |
| 428 | saa7146_write(dev, DD1_STREAM_B, 0x00000000); |
| 429 | saa7146_write(dev, DD1_INIT, 0x02000200); |
| 430 | saa7146_write(dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); |
| 431 | |
| 432 | return 0; |
| 433 | } |
| 434 | |
| 435 | /* interrupt-handler. this gets called when irq_mask is != 0. |
| 436 | it must clear the interrupt-bits in irq_mask it has handled */ |
| 437 | /* |
| 438 | void mxb_irq_bh(struct saa7146_dev* dev, u32* irq_mask) |
| 439 | { |
| 440 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 441 | } |
| 442 | */ |
| 443 | |
| 444 | static struct saa7146_ext_vv vv_data; |
| 445 | |
| 446 | /* this function only gets called when the probing was successful */ |
| 447 | static int mxb_attach(struct saa7146_dev* dev, struct saa7146_pci_extension_data *info) |
| 448 | { |
| 449 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 450 | |
| 451 | DEB_EE(("dev:%p\n",dev)); |
| 452 | |
| 453 | /* checking for i2c-devices can be omitted here, because we |
| 454 | already did this in "mxb_vl42_probe" */ |
| 455 | |
| 456 | saa7146_vv_init(dev,&vv_data); |
| 457 | if( 0 != saa7146_register_device(&mxb->video_dev, dev, "mxb", VFL_TYPE_GRABBER)) { |
| 458 | ERR(("cannot register capture v4l2 device. skipping.\n")); |
| 459 | return -1; |
| 460 | } |
| 461 | |
| 462 | /* initialization stuff (vbi) (only for revision > 0 and for extensions which want it)*/ |
| 463 | if( 0 != MXB_BOARD_CAN_DO_VBI(dev)) { |
| 464 | if( 0 != saa7146_register_device(&mxb->vbi_dev, dev, "mxb", VFL_TYPE_VBI)) { |
| 465 | ERR(("cannot register vbi v4l2 device. skipping.\n")); |
| 466 | } |
| 467 | } |
| 468 | |
| 469 | i2c_use_client(mxb->tea6420_1); |
| 470 | i2c_use_client(mxb->tea6420_2); |
| 471 | i2c_use_client(mxb->tea6415c); |
| 472 | i2c_use_client(mxb->tda9840); |
| 473 | i2c_use_client(mxb->saa7111a); |
| 474 | i2c_use_client(mxb->tuner); |
| 475 | |
| 476 | printk("mxb: found 'Multimedia eXtension Board'-%d.\n",mxb_num); |
| 477 | |
| 478 | mxb_num++; |
| 479 | mxb_init_done(dev); |
| 480 | return 0; |
| 481 | } |
| 482 | |
| 483 | static int mxb_detach(struct saa7146_dev* dev) |
| 484 | { |
| 485 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 486 | |
| 487 | DEB_EE(("dev:%p\n",dev)); |
| 488 | |
| 489 | i2c_release_client(mxb->tea6420_1); |
| 490 | i2c_release_client(mxb->tea6420_2); |
| 491 | i2c_release_client(mxb->tea6415c); |
| 492 | i2c_release_client(mxb->tda9840); |
| 493 | i2c_release_client(mxb->saa7111a); |
| 494 | i2c_release_client(mxb->tuner); |
| 495 | |
| 496 | saa7146_unregister_device(&mxb->video_dev,dev); |
| 497 | if( 0 != MXB_BOARD_CAN_DO_VBI(dev)) { |
| 498 | saa7146_unregister_device(&mxb->vbi_dev,dev); |
| 499 | } |
| 500 | saa7146_vv_release(dev); |
| 501 | |
| 502 | mxb_num--; |
| 503 | |
| 504 | i2c_del_adapter(&mxb->i2c_adapter); |
| 505 | kfree(mxb); |
| 506 | |
| 507 | return 0; |
| 508 | } |
| 509 | |
| 510 | static int mxb_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg) |
| 511 | { |
| 512 | struct saa7146_dev *dev = fh->dev; |
| 513 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 514 | struct saa7146_vv *vv = dev->vv_data; |
| 515 | |
| 516 | switch(cmd) { |
| 517 | case VIDIOC_ENUMINPUT: |
| 518 | { |
| 519 | struct v4l2_input *i = arg; |
| 520 | |
| 521 | DEB_EE(("VIDIOC_ENUMINPUT %d.\n",i->index)); |
| 522 | if( i->index < 0 || i->index >= MXB_INPUTS) { |
| 523 | return -EINVAL; |
| 524 | } |
| 525 | memcpy(i, &mxb_inputs[i->index], sizeof(struct v4l2_input)); |
| 526 | |
| 527 | return 0; |
| 528 | } |
| 529 | /* the saa7146 provides some controls (brightness, contrast, saturation) |
| 530 | which gets registered *after* this function. because of this we have |
| 531 | to return with a value != 0 even if the function succeded.. */ |
| 532 | case VIDIOC_QUERYCTRL: |
| 533 | { |
| 534 | struct v4l2_queryctrl *qc = arg; |
| 535 | int i; |
| 536 | |
| 537 | for (i = MAXCONTROLS - 1; i >= 0; i--) { |
| 538 | if (mxb_controls[i].id == qc->id) { |
| 539 | *qc = mxb_controls[i]; |
| 540 | DEB_D(("VIDIOC_QUERYCTRL %d.\n",qc->id)); |
| 541 | return 0; |
| 542 | } |
| 543 | } |
| 544 | return -EAGAIN; |
| 545 | } |
| 546 | case VIDIOC_G_CTRL: |
| 547 | { |
| 548 | struct v4l2_control *vc = arg; |
| 549 | int i; |
| 550 | |
| 551 | for (i = MAXCONTROLS - 1; i >= 0; i--) { |
| 552 | if (mxb_controls[i].id == vc->id) { |
| 553 | break; |
| 554 | } |
| 555 | } |
| 556 | |
| 557 | if( i < 0 ) { |
| 558 | return -EAGAIN; |
| 559 | } |
| 560 | |
| 561 | switch (vc->id ) { |
| 562 | case V4L2_CID_AUDIO_MUTE: { |
| 563 | vc->value = mxb->cur_mute; |
| 564 | DEB_D(("VIDIOC_G_CTRL V4L2_CID_AUDIO_MUTE:%d.\n",vc->value)); |
| 565 | return 0; |
| 566 | } |
| 567 | } |
| 568 | |
| 569 | DEB_EE(("VIDIOC_G_CTRL V4L2_CID_AUDIO_MUTE:%d.\n",vc->value)); |
| 570 | return 0; |
| 571 | } |
| 572 | |
| 573 | case VIDIOC_S_CTRL: |
| 574 | { |
| 575 | struct v4l2_control *vc = arg; |
| 576 | int i = 0; |
| 577 | |
| 578 | for (i = MAXCONTROLS - 1; i >= 0; i--) { |
| 579 | if (mxb_controls[i].id == vc->id) { |
| 580 | break; |
| 581 | } |
| 582 | } |
| 583 | |
| 584 | if( i < 0 ) { |
| 585 | return -EAGAIN; |
| 586 | } |
| 587 | |
| 588 | switch (vc->id ) { |
| 589 | case V4L2_CID_AUDIO_MUTE: { |
| 590 | mxb->cur_mute = vc->value; |
| 591 | if( 0 == vc->value ) { |
| 592 | /* switch the audio-source */ |
| 593 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[mxb->cur_input]][0]); |
| 594 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[mxb->cur_input]][1]); |
| 595 | } else { |
| 596 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[6][0]); |
| 597 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[6][1]); |
| 598 | } |
| 599 | DEB_EE(("VIDIOC_S_CTRL, V4L2_CID_AUDIO_MUTE: %d.\n",vc->value)); |
| 600 | break; |
| 601 | } |
| 602 | } |
| 603 | return 0; |
| 604 | } |
| 605 | case VIDIOC_G_INPUT: |
| 606 | { |
| 607 | int *input = (int *)arg; |
| 608 | *input = mxb->cur_input; |
| 609 | |
| 610 | DEB_EE(("VIDIOC_G_INPUT %d.\n",*input)); |
| 611 | return 0; |
| 612 | } |
| 613 | case VIDIOC_S_INPUT: |
| 614 | { |
| 615 | int input = *(int *)arg; |
| 616 | struct tea6415c_multiplex vm; |
| 617 | int i = 0; |
| 618 | |
| 619 | DEB_EE(("VIDIOC_S_INPUT %d.\n",input)); |
| 620 | |
| 621 | if (input < 0 || input >= MXB_INPUTS) { |
| 622 | return -EINVAL; |
| 623 | } |
| 624 | |
| 625 | /* fixme: locke das setzen des inputs mit hilfe des mutexes |
| 626 | down(&dev->lock); |
| 627 | video_mux(dev,*i); |
| 628 | up(&dev->lock); |
| 629 | */ |
| 630 | |
| 631 | /* fixme: check if streaming capture |
| 632 | if ( 0 != dev->streaming ) { |
| 633 | DEB_D(("VIDIOC_S_INPUT illegal while streaming.\n")); |
| 634 | return -EPERM; |
| 635 | } |
| 636 | */ |
| 637 | |
| 638 | mxb->cur_input = input; |
| 639 | |
| 640 | saa7146_set_hps_source_and_sync(dev, input_port_selection[input].hps_source, input_port_selection[input].hps_sync); |
| 641 | |
| 642 | /* prepare switching of tea6415c and saa7111a; |
| 643 | have a look at the 'background'-file for further informations */ |
| 644 | switch( input ) { |
| 645 | |
| 646 | case TUNER: |
| 647 | { |
| 648 | i = 0; |
| 649 | vm.in = 3; |
| 650 | vm.out = 17; |
| 651 | |
| 652 | if ( 0 != mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm)) { |
| 653 | printk("VIDIOC_S_INPUT: could not address tea6415c #1\n"); |
| 654 | return -EFAULT; |
| 655 | } |
| 656 | /* connect tuner-output always to multicable */ |
| 657 | vm.in = 3; |
| 658 | vm.out = 13; |
| 659 | break; |
| 660 | } |
| 661 | case AUX3_YC: |
| 662 | { |
| 663 | /* nothing to be done here. aux3_yc is |
| 664 | directly connected to the saa711a */ |
| 665 | i = 5; |
| 666 | break; |
| 667 | } |
| 668 | case AUX3: |
| 669 | { |
| 670 | /* nothing to be done here. aux3 is |
| 671 | directly connected to the saa711a */ |
| 672 | i = 1; |
| 673 | break; |
| 674 | } |
| 675 | case AUX1: |
| 676 | { |
| 677 | i = 0; |
| 678 | vm.in = 1; |
| 679 | vm.out = 17; |
| 680 | break; |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | /* switch video in tea6415c only if necessary */ |
| 685 | switch( input ) { |
| 686 | case TUNER: |
| 687 | case AUX1: |
| 688 | { |
| 689 | if ( 0 != mxb->tea6415c->driver->command(mxb->tea6415c,TEA6415C_SWITCH, &vm)) { |
| 690 | printk("VIDIOC_S_INPUT: could not address tea6415c #3\n"); |
| 691 | return -EFAULT; |
| 692 | } |
| 693 | break; |
| 694 | } |
| 695 | default: |
| 696 | { |
| 697 | break; |
| 698 | } |
| 699 | } |
| 700 | |
| 701 | /* switch video in saa7111a */ |
| 702 | if ( 0 != mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_INPUT, &i)) { |
| 703 | printk("VIDIOC_S_INPUT: could not address saa7111a #1.\n"); |
| 704 | } |
| 705 | |
| 706 | /* switch the audio-source only if necessary */ |
| 707 | if( 0 == mxb->cur_mute ) { |
| 708 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[input]][0]); |
| 709 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[video_audio_connect[input]][1]); |
| 710 | } |
| 711 | |
| 712 | return 0; |
| 713 | } |
| 714 | case VIDIOC_G_TUNER: |
| 715 | { |
| 716 | struct v4l2_tuner *t = arg; |
| 717 | int byte = 0; |
| 718 | |
| 719 | if( 0 != t->index ) { |
| 720 | DEB_D(("VIDIOC_G_TUNER: channel %d does not have a tuner attached.\n", t->index)); |
| 721 | return -EINVAL; |
| 722 | } |
| 723 | |
| 724 | DEB_EE(("VIDIOC_G_TUNER: %d\n", t->index)); |
| 725 | |
| 726 | memset(t,0,sizeof(*t)); |
| 727 | strcpy(t->name, "Television"); |
| 728 | |
| 729 | t->type = V4L2_TUNER_ANALOG_TV; |
| 730 | t->capability = V4L2_TUNER_CAP_NORM | V4L2_TUNER_CAP_STEREO | V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2 | V4L2_TUNER_CAP_SAP; |
| 731 | t->rangelow = 772; /* 48.25 MHZ / 62.5 kHz = 772, see fi1216mk2-specs, page 2 */ |
| 732 | t->rangehigh = 13684; /* 855.25 MHz / 62.5 kHz = 13684 */ |
| 733 | /* FIXME: add the real signal strength here */ |
| 734 | t->signal = 0xffff; |
| 735 | t->afc = 0; |
| 736 | |
| 737 | mxb->tda9840->driver->command(mxb->tda9840,TDA9840_DETECT, &byte); |
| 738 | t->audmode = mxb->cur_mode; |
| 739 | |
| 740 | if( byte < 0 ) { |
| 741 | t->rxsubchans = V4L2_TUNER_SUB_MONO; |
| 742 | } else { |
| 743 | switch(byte) { |
| 744 | case TDA9840_MONO_DETECT: { |
| 745 | t->rxsubchans = V4L2_TUNER_SUB_MONO; |
| 746 | DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_MONO.\n")); |
| 747 | break; |
| 748 | } |
| 749 | case TDA9840_DUAL_DETECT: { |
| 750 | t->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
| 751 | DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_LANG1.\n")); |
| 752 | break; |
| 753 | } |
| 754 | case TDA9840_STEREO_DETECT: { |
| 755 | t->rxsubchans = V4L2_TUNER_SUB_STEREO | V4L2_TUNER_SUB_MONO; |
| 756 | DEB_D(("VIDIOC_G_TUNER: V4L2_TUNER_MODE_STEREO.\n")); |
| 757 | break; |
| 758 | } |
| 759 | default: { /* TDA9840_INCORRECT_DETECT */ |
| 760 | t->rxsubchans = V4L2_TUNER_MODE_MONO; |
| 761 | DEB_D(("VIDIOC_G_TUNER: TDA9840_INCORRECT_DETECT => V4L2_TUNER_MODE_MONO\n")); |
| 762 | break; |
| 763 | } |
| 764 | } |
| 765 | } |
| 766 | |
| 767 | return 0; |
| 768 | } |
| 769 | case VIDIOC_S_TUNER: |
| 770 | { |
| 771 | struct v4l2_tuner *t = arg; |
| 772 | int result = 0; |
| 773 | int byte = 0; |
| 774 | |
| 775 | if( 0 != t->index ) { |
| 776 | DEB_D(("VIDIOC_S_TUNER: channel %d does not have a tuner attached.\n",t->index)); |
| 777 | return -EINVAL; |
| 778 | } |
| 779 | |
| 780 | switch(t->audmode) { |
| 781 | case V4L2_TUNER_MODE_STEREO: { |
| 782 | mxb->cur_mode = V4L2_TUNER_MODE_STEREO; |
| 783 | byte = TDA9840_SET_STEREO; |
| 784 | DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_STEREO\n")); |
| 785 | break; |
| 786 | } |
| 787 | case V4L2_TUNER_MODE_LANG1: { |
| 788 | mxb->cur_mode = V4L2_TUNER_MODE_LANG1; |
| 789 | byte = TDA9840_SET_LANG1; |
| 790 | DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG1\n")); |
| 791 | break; |
| 792 | } |
| 793 | case V4L2_TUNER_MODE_LANG2: { |
| 794 | mxb->cur_mode = V4L2_TUNER_MODE_LANG2; |
| 795 | byte = TDA9840_SET_LANG2; |
| 796 | DEB_D(("VIDIOC_S_TUNER: V4L2_TUNER_MODE_LANG2\n")); |
| 797 | break; |
| 798 | } |
| 799 | default: { /* case V4L2_TUNER_MODE_MONO: {*/ |
| 800 | mxb->cur_mode = V4L2_TUNER_MODE_MONO; |
| 801 | byte = TDA9840_SET_MONO; |
| 802 | DEB_D(("VIDIOC_S_TUNER: TDA9840_SET_MONO\n")); |
| 803 | break; |
| 804 | } |
| 805 | } |
| 806 | |
| 807 | if( 0 != (result = mxb->tda9840->driver->command(mxb->tda9840, TDA9840_SWITCH, &byte))) { |
| 808 | printk("VIDIOC_S_TUNER error. result:%d, byte:%d\n",result,byte); |
| 809 | } |
| 810 | |
| 811 | return 0; |
| 812 | } |
| 813 | case VIDIOC_G_FREQUENCY: |
| 814 | { |
| 815 | struct v4l2_frequency *f = arg; |
| 816 | |
| 817 | if(0 != mxb->cur_input) { |
| 818 | DEB_D(("VIDIOC_G_FREQ: channel %d does not have a tuner!\n",mxb->cur_input)); |
| 819 | return -EINVAL; |
| 820 | } |
| 821 | |
| 822 | memset(f,0,sizeof(*f)); |
| 823 | f->type = V4L2_TUNER_ANALOG_TV; |
| 824 | f->frequency = mxb->cur_freq; |
| 825 | |
| 826 | DEB_EE(("VIDIOC_G_FREQ: freq:0x%08x.\n", mxb->cur_freq)); |
| 827 | return 0; |
| 828 | } |
| 829 | case VIDIOC_S_FREQUENCY: |
| 830 | { |
| 831 | struct v4l2_frequency *f = arg; |
| 832 | int t_locked = 0; |
| 833 | int v_byte = 0; |
| 834 | |
| 835 | if (0 != f->tuner) |
| 836 | return -EINVAL; |
| 837 | |
| 838 | if (V4L2_TUNER_ANALOG_TV != f->type) |
| 839 | return -EINVAL; |
| 840 | |
| 841 | if(0 != mxb->cur_input) { |
| 842 | DEB_D(("VIDIOC_S_FREQ: channel %d does not have a tuner!\n",mxb->cur_input)); |
| 843 | return -EINVAL; |
| 844 | } |
| 845 | |
| 846 | DEB_EE(("VIDIOC_S_FREQUENCY: freq:0x%08x.\n",f->frequency)); |
| 847 | |
| 848 | mxb->cur_freq = f->frequency; |
| 849 | |
| 850 | /* tune in desired frequency */ |
| 851 | mxb->tuner->driver->command(mxb->tuner, VIDIOCSFREQ, &mxb->cur_freq); |
| 852 | |
| 853 | /* check if pll of tuner & saa7111a is locked */ |
| 854 | // mxb->tuner->driver->command(mxb->tuner,TUNER_IS_LOCKED, &t_locked); |
| 855 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_GET_STATUS, &v_byte); |
| 856 | |
| 857 | /* not locked -- anything to do here ? */ |
| 858 | if( 0 == t_locked || 0 == (v_byte & DECODER_STATUS_GOOD)) { |
| 859 | } |
| 860 | |
| 861 | /* hack: changing the frequency should invalidate the vbi-counter (=> alevt) */ |
| 862 | spin_lock(&dev->slock); |
| 863 | vv->vbi_fieldcount = 0; |
| 864 | spin_unlock(&dev->slock); |
| 865 | |
| 866 | return 0; |
| 867 | } |
| 868 | case MXB_S_AUDIO_CD: |
| 869 | { |
| 870 | int i = *(int*)arg; |
| 871 | |
| 872 | if( i < 0 || i >= MXB_AUDIOS ) { |
| 873 | DEB_D(("illegal argument to MXB_S_AUDIO_CD: i:%d.\n",i)); |
| 874 | return -EINVAL; |
| 875 | } |
| 876 | |
| 877 | DEB_EE(("MXB_S_AUDIO_CD: i:%d.\n",i)); |
| 878 | |
| 879 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_cd[i][0]); |
| 880 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_cd[i][1]); |
| 881 | |
| 882 | return 0; |
| 883 | } |
| 884 | case MXB_S_AUDIO_LINE: |
| 885 | { |
| 886 | int i = *(int*)arg; |
| 887 | |
| 888 | if( i < 0 || i >= MXB_AUDIOS ) { |
| 889 | DEB_D(("illegal argument to MXB_S_AUDIO_LINE: i:%d.\n",i)); |
| 890 | return -EINVAL; |
| 891 | } |
| 892 | |
| 893 | DEB_EE(("MXB_S_AUDIO_LINE: i:%d.\n",i)); |
| 894 | mxb->tea6420_1->driver->command(mxb->tea6420_1,TEA6420_SWITCH, &TEA6420_line[i][0]); |
| 895 | mxb->tea6420_2->driver->command(mxb->tea6420_2,TEA6420_SWITCH, &TEA6420_line[i][1]); |
| 896 | |
| 897 | return 0; |
| 898 | } |
| 899 | case VIDIOC_G_AUDIO: |
| 900 | { |
| 901 | struct v4l2_audio *a = arg; |
| 902 | |
| 903 | if( a->index < 0 || a->index > MXB_INPUTS ) { |
| 904 | DEB_D(("VIDIOC_G_AUDIO %d out of range.\n",a->index)); |
| 905 | return -EINVAL; |
| 906 | } |
| 907 | |
| 908 | DEB_EE(("VIDIOC_G_AUDIO %d.\n",a->index)); |
| 909 | memcpy(a, &mxb_audios[video_audio_connect[mxb->cur_input]], sizeof(struct v4l2_audio)); |
| 910 | |
| 911 | return 0; |
| 912 | } |
| 913 | case VIDIOC_S_AUDIO: |
| 914 | { |
| 915 | struct v4l2_audio *a = arg; |
| 916 | DEB_D(("VIDIOC_S_AUDIO %d.\n",a->index)); |
| 917 | return 0; |
| 918 | } |
| 919 | default: |
| 920 | /* |
| 921 | DEB2(printk("does not handle this ioctl.\n")); |
| 922 | */ |
| 923 | return -ENOIOCTLCMD; |
| 924 | } |
| 925 | return 0; |
| 926 | } |
| 927 | |
| 928 | static int std_callback(struct saa7146_dev* dev, struct saa7146_standard *std) |
| 929 | { |
| 930 | struct mxb* mxb = (struct mxb*)dev->ext_priv; |
| 931 | int zero = 0; |
| 932 | int one = 1; |
| 933 | |
| 934 | if(V4L2_STD_PAL_I == std->id ) { |
| 935 | DEB_D(("VIDIOC_S_STD: setting mxb for PAL_I.\n")); |
| 936 | /* set the 7146 gpio register -- I don't know what this does exactly */ |
| 937 | saa7146_write(dev, GPIO_CTRL, 0x00404050); |
| 938 | /* unset the 7111 gpio register -- I don't know what this does exactly */ |
| 939 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_GPIO, &zero); |
| 940 | } else { |
| 941 | DEB_D(("VIDIOC_S_STD: setting mxb for PAL/NTSC/SECAM.\n")); |
| 942 | /* set the 7146 gpio register -- I don't know what this does exactly */ |
| 943 | saa7146_write(dev, GPIO_CTRL, 0x00404050); |
| 944 | /* set the 7111 gpio register -- I don't know what this does exactly */ |
| 945 | mxb->saa7111a->driver->command(mxb->saa7111a,DECODER_SET_GPIO, &one); |
| 946 | } |
| 947 | return 0; |
| 948 | } |
| 949 | |
| 950 | static struct saa7146_standard standard[] = { |
| 951 | { |
| 952 | .name = "PAL-BG", .id = V4L2_STD_PAL_BG, |
| 953 | .v_offset = 0x17, .v_field = 288, |
| 954 | .h_offset = 0x14, .h_pixels = 680, |
| 955 | .v_max_out = 576, .h_max_out = 768, |
| 956 | }, { |
| 957 | .name = "PAL-I", .id = V4L2_STD_PAL_I, |
| 958 | .v_offset = 0x17, .v_field = 288, |
| 959 | .h_offset = 0x14, .h_pixels = 680, |
| 960 | .v_max_out = 576, .h_max_out = 768, |
| 961 | }, { |
| 962 | .name = "NTSC", .id = V4L2_STD_NTSC, |
| 963 | .v_offset = 0x16, .v_field = 240, |
| 964 | .h_offset = 0x06, .h_pixels = 708, |
| 965 | .v_max_out = 480, .h_max_out = 640, |
| 966 | }, { |
| 967 | .name = "SECAM", .id = V4L2_STD_SECAM, |
| 968 | .v_offset = 0x14, .v_field = 288, |
| 969 | .h_offset = 0x14, .h_pixels = 720, |
| 970 | .v_max_out = 576, .h_max_out = 768, |
| 971 | } |
| 972 | }; |
| 973 | |
| 974 | static struct saa7146_pci_extension_data mxb = { |
| 975 | .ext_priv = "Multimedia eXtension Board", |
| 976 | .ext = &extension, |
| 977 | }; |
| 978 | |
| 979 | static struct pci_device_id pci_tbl[] = { |
| 980 | { |
| 981 | .vendor = PCI_VENDOR_ID_PHILIPS, |
| 982 | .device = PCI_DEVICE_ID_PHILIPS_SAA7146, |
| 983 | .subvendor = 0x0000, |
| 984 | .subdevice = 0x0000, |
| 985 | .driver_data = (unsigned long)&mxb, |
| 986 | }, { |
| 987 | .vendor = 0, |
| 988 | } |
| 989 | }; |
| 990 | |
| 991 | MODULE_DEVICE_TABLE(pci, pci_tbl); |
| 992 | |
| 993 | static struct saa7146_ext_vv vv_data = { |
| 994 | .inputs = MXB_INPUTS, |
| 995 | .capabilities = V4L2_CAP_TUNER | V4L2_CAP_VBI_CAPTURE, |
| 996 | .stds = &standard[0], |
| 997 | .num_stds = sizeof(standard)/sizeof(struct saa7146_standard), |
| 998 | .std_callback = &std_callback, |
| 999 | .ioctls = &ioctls[0], |
| 1000 | .ioctl = mxb_ioctl, |
| 1001 | }; |
| 1002 | |
| 1003 | static struct saa7146_extension extension = { |
| 1004 | .name = MXB_IDENTIFIER, |
| 1005 | .flags = SAA7146_USE_I2C_IRQ, |
| 1006 | |
| 1007 | .pci_tbl = &pci_tbl[0], |
| 1008 | .module = THIS_MODULE, |
| 1009 | |
| 1010 | .probe = mxb_probe, |
| 1011 | .attach = mxb_attach, |
| 1012 | .detach = mxb_detach, |
| 1013 | |
| 1014 | .irq_mask = 0, |
| 1015 | .irq_func = NULL, |
| 1016 | }; |
| 1017 | |
| 1018 | static int __init mxb_init_module(void) |
| 1019 | { |
| 1020 | if( 0 != saa7146_register_extension(&extension)) { |
| 1021 | DEB_S(("failed to register extension.\n")); |
| 1022 | return -ENODEV; |
| 1023 | } |
| 1024 | |
| 1025 | return 0; |
| 1026 | } |
| 1027 | |
| 1028 | static void __exit mxb_cleanup_module(void) |
| 1029 | { |
| 1030 | saa7146_unregister_extension(&extension); |
| 1031 | } |
| 1032 | |
| 1033 | module_init(mxb_init_module); |
| 1034 | module_exit(mxb_cleanup_module); |
| 1035 | |
| 1036 | MODULE_DESCRIPTION("video4linux-2 driver for the Siemens-Nixdorf 'Multimedia eXtension board'"); |
| 1037 | MODULE_AUTHOR("Michael Hunold <michael@mihu.de>"); |
| 1038 | MODULE_LICENSE("GPL"); |