Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * For the TDA9875 chip |
| 3 | * (The TDA9875 is used on the Diamond DTV2000 french version |
| 4 | * Other cards probably use these chips as well.) |
| 5 | * This driver will not complain if used with any |
| 6 | * other i2c device with the same address. |
| 7 | * |
| 8 | * Copyright (c) 2000 Guillaume Delvit based on Gerd Knorr source and |
| 9 | * Eric Sandeen |
| 10 | * This code is placed under the terms of the GNU General Public License |
| 11 | * Based on tda9855.c by Steve VanDeBogart (vandebo@uclink.berkeley.edu) |
| 12 | * Which was based on tda8425.c by Greg Alexander (c) 1998 |
| 13 | * |
| 14 | * OPTIONS: |
| 15 | * debug - set to 1 if you'd like to see debug messages |
| 16 | * |
| 17 | * Revision: 0.1 - original version |
| 18 | */ |
| 19 | |
| 20 | #include <linux/module.h> |
| 21 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | #include <linux/string.h> |
| 23 | #include <linux/timer.h> |
| 24 | #include <linux/delay.h> |
| 25 | #include <linux/errno.h> |
| 26 | #include <linux/slab.h> |
| 27 | #include <linux/videodev.h> |
Mauro Carvalho Chehab | 5e87efa | 2006-06-05 10:26:32 -0300 | [diff] [blame] | 28 | #include <media/v4l2-common.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 29 | #include <linux/i2c.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | #include <linux/init.h> |
| 31 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | |
Mauro Carvalho Chehab | fa3fcce | 2006-03-23 21:45:24 -0300 | [diff] [blame] | 33 | #include <media/i2c-addr.h> |
| 34 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | static int debug; /* insmod parameter */ |
| 36 | module_param(debug, int, S_IRUGO | S_IWUSR); |
| 37 | MODULE_LICENSE("GPL"); |
| 38 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | /* Addresses to scan */ |
| 40 | static unsigned short normal_i2c[] = { |
Mauro Carvalho Chehab | 09df1c1 | 2006-03-18 08:31:34 -0300 | [diff] [blame] | 41 | I2C_ADDR_TDA9875 >> 1, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | I2C_CLIENT_END |
| 43 | }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | I2C_CLIENT_INSMOD; |
| 45 | |
| 46 | /* This is a superset of the TDA9875 */ |
| 47 | struct tda9875 { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 48 | int rvol, lvol; |
| 49 | int bass, treble; |
| 50 | struct i2c_client c; |
| 51 | }; |
| 52 | |
| 53 | static struct i2c_driver driver; |
| 54 | static struct i2c_client client_template; |
| 55 | |
| 56 | #define dprintk if (debug) printk |
| 57 | |
| 58 | /* The TDA9875 is made by Philips Semiconductor |
| 59 | * http://www.semiconductors.philips.com |
| 60 | * TDA9875: I2C-bus controlled DSP audio processor, FM demodulator |
| 61 | * |
| 62 | */ |
| 63 | |
| 64 | /* subaddresses for TDA9875 */ |
| 65 | #define TDA9875_MUT 0x12 /*General mute (value --> 0b11001100*/ |
| 66 | #define TDA9875_CFG 0x01 /* Config register (value --> 0b00000000 */ |
| 67 | #define TDA9875_DACOS 0x13 /*DAC i/o select (ADC) 0b0000100*/ |
| 68 | #define TDA9875_LOSR 0x16 /*Line output select regirter 0b0100 0001*/ |
| 69 | |
| 70 | #define TDA9875_CH1V 0x0c /*Channel 1 volume (mute)*/ |
| 71 | #define TDA9875_CH2V 0x0d /*Channel 2 volume (mute)*/ |
| 72 | #define TDA9875_SC1 0x14 /*SCART 1 in (mono)*/ |
| 73 | #define TDA9875_SC2 0x15 /*SCART 2 in (mono)*/ |
| 74 | |
| 75 | #define TDA9875_ADCIS 0x17 /*ADC input select (mono) 0b0110 000*/ |
| 76 | #define TDA9875_AER 0x19 /*Audio effect (AVL+Pseudo) 0b0000 0110*/ |
| 77 | #define TDA9875_MCS 0x18 /*Main channel select (DAC) 0b0000100*/ |
| 78 | #define TDA9875_MVL 0x1a /* Main volume gauche */ |
| 79 | #define TDA9875_MVR 0x1b /* Main volume droite */ |
| 80 | #define TDA9875_MBA 0x1d /* Main Basse */ |
| 81 | #define TDA9875_MTR 0x1e /* Main treble */ |
| 82 | #define TDA9875_ACS 0x1f /* Auxilary channel select (FM) 0b0000000*/ |
| 83 | #define TDA9875_AVL 0x20 /* Auxilary volume gauche */ |
| 84 | #define TDA9875_AVR 0x21 /* Auxilary volume droite */ |
| 85 | #define TDA9875_ABA 0x22 /* Auxilary Basse */ |
| 86 | #define TDA9875_ATR 0x23 /* Auxilary treble */ |
| 87 | |
| 88 | #define TDA9875_MSR 0x02 /* Monitor select register */ |
| 89 | #define TDA9875_C1MSB 0x03 /* Carrier 1 (FM) frequency register MSB */ |
| 90 | #define TDA9875_C1MIB 0x04 /* Carrier 1 (FM) frequency register (16-8]b */ |
| 91 | #define TDA9875_C1LSB 0x05 /* Carrier 1 (FM) frequency register LSB */ |
| 92 | #define TDA9875_C2MSB 0x06 /* Carrier 2 (nicam) frequency register MSB */ |
| 93 | #define TDA9875_C2MIB 0x07 /* Carrier 2 (nicam) frequency register (16-8]b */ |
| 94 | #define TDA9875_C2LSB 0x08 /* Carrier 2 (nicam) frequency register LSB */ |
| 95 | #define TDA9875_DCR 0x09 /* Demodulateur configuration regirter*/ |
| 96 | #define TDA9875_DEEM 0x0a /* FM de-emphasis regirter*/ |
| 97 | #define TDA9875_FMAT 0x0b /* FM Matrix regirter*/ |
| 98 | |
| 99 | /* values */ |
| 100 | #define TDA9875_MUTE_ON 0xff /* general mute */ |
| 101 | #define TDA9875_MUTE_OFF 0xcc /* general no mute */ |
| 102 | |
| 103 | |
| 104 | |
| 105 | /* Begin code */ |
| 106 | |
| 107 | static int tda9875_write(struct i2c_client *client, int subaddr, unsigned char val) |
| 108 | { |
| 109 | unsigned char buffer[2]; |
| 110 | dprintk("In tda9875_write\n"); |
| 111 | dprintk("Writing %d 0x%x\n", subaddr, val); |
| 112 | buffer[0] = subaddr; |
| 113 | buffer[1] = val; |
| 114 | if (2 != i2c_master_send(client,buffer,2)) { |
| 115 | printk(KERN_WARNING "tda9875: I/O error, trying (write %d 0x%x)\n", |
| 116 | subaddr, val); |
| 117 | return -1; |
| 118 | } |
| 119 | return 0; |
| 120 | } |
| 121 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | |
| 123 | static int i2c_read_register(struct i2c_adapter *adap, int addr, int reg) |
| 124 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 125 | unsigned char write[1]; |
| 126 | unsigned char read[1]; |
| 127 | struct i2c_msg msgs[2] = { |
| 128 | { addr, 0, 1, write }, |
| 129 | { addr, I2C_M_RD, 1, read } |
| 130 | }; |
| 131 | write[0] = reg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 132 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 133 | if (2 != i2c_transfer(adap,msgs,2)) { |
| 134 | printk(KERN_WARNING "tda9875: I/O error (read2)\n"); |
| 135 | return -1; |
| 136 | } |
| 137 | dprintk("tda9875: chip_read2: reg%d=0x%x\n",reg,read[0]); |
| 138 | return read[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | static void tda9875_set(struct i2c_client *client) |
| 142 | { |
| 143 | struct tda9875 *tda = i2c_get_clientdata(client); |
| 144 | unsigned char a; |
| 145 | |
| 146 | dprintk(KERN_DEBUG "tda9875_set(%04x,%04x,%04x,%04x)\n", |
| 147 | tda->lvol,tda->rvol,tda->bass,tda->treble); |
| 148 | |
| 149 | |
| 150 | a = tda->lvol & 0xff; |
| 151 | tda9875_write(client, TDA9875_MVL, a); |
| 152 | a =tda->rvol & 0xff; |
| 153 | tda9875_write(client, TDA9875_MVR, a); |
| 154 | a =tda->bass & 0xff; |
| 155 | tda9875_write(client, TDA9875_MBA, a); |
| 156 | a =tda->treble & 0xff; |
| 157 | tda9875_write(client, TDA9875_MTR, a); |
| 158 | } |
| 159 | |
| 160 | static void do_tda9875_init(struct i2c_client *client) |
| 161 | { |
| 162 | struct tda9875 *t = i2c_get_clientdata(client); |
| 163 | dprintk("In tda9875_init\n"); |
| 164 | tda9875_write(client, TDA9875_CFG, 0xd0 ); /*reg de config 0 (reset)*/ |
Trent Piepho | 657de3c | 2006-06-20 00:30:57 -0300 | [diff] [blame] | 165 | tda9875_write(client, TDA9875_MSR, 0x03 ); /* Monitor 0b00000XXX*/ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | tda9875_write(client, TDA9875_C1MSB, 0x00 ); /*Car1(FM) MSB XMHz*/ |
| 167 | tda9875_write(client, TDA9875_C1MIB, 0x00 ); /*Car1(FM) MIB XMHz*/ |
| 168 | tda9875_write(client, TDA9875_C1LSB, 0x00 ); /*Car1(FM) LSB XMHz*/ |
| 169 | tda9875_write(client, TDA9875_C2MSB, 0x00 ); /*Car2(NICAM) MSB XMHz*/ |
| 170 | tda9875_write(client, TDA9875_C2MIB, 0x00 ); /*Car2(NICAM) MIB XMHz*/ |
| 171 | tda9875_write(client, TDA9875_C2LSB, 0x00 ); /*Car2(NICAM) LSB XMHz*/ |
| 172 | tda9875_write(client, TDA9875_DCR, 0x00 ); /*Demod config 0x00*/ |
| 173 | tda9875_write(client, TDA9875_DEEM, 0x44 ); /*DE-Emph 0b0100 0100*/ |
| 174 | tda9875_write(client, TDA9875_FMAT, 0x00 ); /*FM Matrix reg 0x00*/ |
| 175 | tda9875_write(client, TDA9875_SC1, 0x00 ); /* SCART 1 (SC1)*/ |
| 176 | tda9875_write(client, TDA9875_SC2, 0x01 ); /* SCART 2 (sc2)*/ |
| 177 | |
| 178 | tda9875_write(client, TDA9875_CH1V, 0x10 ); /* Channel volume 1 mute*/ |
| 179 | tda9875_write(client, TDA9875_CH2V, 0x10 ); /* Channel volume 2 mute */ |
| 180 | tda9875_write(client, TDA9875_DACOS, 0x02 ); /* sig DAC i/o(in:nicam)*/ |
| 181 | tda9875_write(client, TDA9875_ADCIS, 0x6f ); /* sig ADC input(in:mono)*/ |
| 182 | tda9875_write(client, TDA9875_LOSR, 0x00 ); /* line out (in:mono)*/ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 183 | tda9875_write(client, TDA9875_AER, 0x00 ); /*06 Effect (AVL+PSEUDO) */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 184 | tda9875_write(client, TDA9875_MCS, 0x44 ); /* Main ch select (DAC) */ |
| 185 | tda9875_write(client, TDA9875_MVL, 0x03 ); /* Vol Main left 10dB */ |
| 186 | tda9875_write(client, TDA9875_MVR, 0x03 ); /* Vol Main right 10dB*/ |
| 187 | tda9875_write(client, TDA9875_MBA, 0x00 ); /* Main Bass Main 0dB*/ |
| 188 | tda9875_write(client, TDA9875_MTR, 0x00 ); /* Main Treble Main 0dB*/ |
| 189 | tda9875_write(client, TDA9875_ACS, 0x44 ); /* Aux chan select (dac)*/ |
| 190 | tda9875_write(client, TDA9875_AVL, 0x00 ); /* Vol Aux left 0dB*/ |
| 191 | tda9875_write(client, TDA9875_AVR, 0x00 ); /* Vol Aux right 0dB*/ |
| 192 | tda9875_write(client, TDA9875_ABA, 0x00 ); /* Aux Bass Main 0dB*/ |
| 193 | tda9875_write(client, TDA9875_ATR, 0x00 ); /* Aux Aigus Main 0dB*/ |
| 194 | |
| 195 | tda9875_write(client, TDA9875_MUT, 0xcc ); /* General mute */ |
| 196 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 197 | t->lvol=t->rvol =0; /* 0dB */ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 198 | t->bass=0; /* 0dB */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | t->treble=0; /* 0dB */ |
| 200 | tda9875_set(client); |
| 201 | |
| 202 | } |
| 203 | |
| 204 | |
| 205 | /* *********************** * |
| 206 | * i2c interface functions * |
| 207 | * *********************** */ |
| 208 | |
| 209 | static int tda9875_checkit(struct i2c_adapter *adap, int addr) |
| 210 | { |
| 211 | int dic,rev; |
| 212 | |
| 213 | dic=i2c_read_register(adap,addr,254); |
| 214 | rev=i2c_read_register(adap,addr,255); |
| 215 | |
| 216 | if(dic==0 || dic==2) { // tda9875 and tda9875A |
| 217 | printk("tda9875: TDA9875%s Rev.%d detected at 0x%x\n", |
| 218 | dic==0?"":"A", rev,addr<<1); |
| 219 | return 1; |
| 220 | } |
| 221 | printk("tda9875: no such chip at 0x%x (dic=0x%x rev=0x%x)\n",addr<<1,dic,rev); |
| 222 | return(0); |
| 223 | } |
| 224 | |
| 225 | static int tda9875_attach(struct i2c_adapter *adap, int addr, int kind) |
| 226 | { |
| 227 | struct tda9875 *t; |
| 228 | struct i2c_client *client; |
| 229 | dprintk("In tda9875_attach\n"); |
| 230 | |
Panagiotis Issaris | 7408187 | 2006-01-11 19:40:56 -0200 | [diff] [blame] | 231 | t = kzalloc(sizeof *t,GFP_KERNEL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 232 | if (!t) |
| 233 | return -ENOMEM; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 234 | |
| 235 | client = &t->c; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 236 | memcpy(client,&client_template,sizeof(struct i2c_client)); |
| 237 | client->adapter = adap; |
| 238 | client->addr = addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 239 | i2c_set_clientdata(client, t); |
| 240 | |
| 241 | if(!tda9875_checkit(adap,addr)) { |
| 242 | kfree(t); |
| 243 | return 1; |
| 244 | } |
| 245 | |
| 246 | do_tda9875_init(client); |
| 247 | printk(KERN_INFO "tda9875: init\n"); |
| 248 | |
| 249 | i2c_attach_client(client); |
| 250 | return 0; |
| 251 | } |
| 252 | |
| 253 | static int tda9875_probe(struct i2c_adapter *adap) |
| 254 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 255 | if (adap->class & I2C_CLASS_TV_ANALOG) |
| 256 | return i2c_probe(adap, &addr_data, tda9875_attach); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 257 | return 0; |
| 258 | } |
| 259 | |
| 260 | static int tda9875_detach(struct i2c_client *client) |
| 261 | { |
| 262 | struct tda9875 *t = i2c_get_clientdata(client); |
| 263 | |
| 264 | do_tda9875_init(client); |
| 265 | i2c_detach_client(client); |
| 266 | |
| 267 | kfree(t); |
| 268 | return 0; |
| 269 | } |
| 270 | |
| 271 | static int tda9875_command(struct i2c_client *client, |
| 272 | unsigned int cmd, void *arg) |
| 273 | { |
| 274 | struct tda9875 *t = i2c_get_clientdata(client); |
| 275 | |
| 276 | dprintk("In tda9875_command...\n"); |
| 277 | |
| 278 | switch (cmd) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 279 | /* --- v4l ioctls --- */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 280 | /* take care: bttv does userspace copying, we'll get a |
| 281 | kernel pointer here... */ |
| 282 | case VIDIOCGAUDIO: |
| 283 | { |
| 284 | struct video_audio *va = arg; |
| 285 | int left,right; |
| 286 | |
| 287 | dprintk("VIDIOCGAUDIO\n"); |
| 288 | |
| 289 | va->flags |= VIDEO_AUDIO_VOLUME | |
| 290 | VIDEO_AUDIO_BASS | |
| 291 | VIDEO_AUDIO_TREBLE; |
| 292 | |
| 293 | /* min is -84 max is 24 */ |
| 294 | left = (t->lvol+84)*606; |
| 295 | right = (t->rvol+84)*606; |
| 296 | va->volume=max(left,right); |
| 297 | va->balance=(32768*min(left,right))/ |
| 298 | (va->volume ? va->volume : 1); |
| 299 | va->balance=(left<right)? |
| 300 | (65535-va->balance) : va->balance; |
| 301 | va->bass = (t->bass+12)*2427; /* min -12 max +15 */ |
| 302 | va->treble = (t->treble+12)*2730;/* min -12 max +12 */ |
| 303 | va->mode |= VIDEO_SOUND_MONO; |
| 304 | |
| 305 | break; /* VIDIOCGAUDIO case */ |
| 306 | } |
| 307 | |
| 308 | case VIDIOCSAUDIO: |
| 309 | { |
| 310 | struct video_audio *va = arg; |
| 311 | int left,right; |
| 312 | |
| 313 | dprintk("VIDEOCSAUDIO...\n"); |
| 314 | left = (min(65536 - va->balance,32768) * |
| 315 | va->volume) / 32768; |
| 316 | right = (min(va->balance,(__u16)32768) * |
| 317 | va->volume) / 32768; |
| 318 | t->lvol = ((left/606)-84) & 0xff; |
| 319 | if (t->lvol > 24) |
| 320 | t->lvol = 24; |
| 321 | if (t->lvol < -84) |
| 322 | t->lvol = -84 & 0xff; |
| 323 | |
| 324 | t->rvol = ((right/606)-84) & 0xff; |
| 325 | if (t->rvol > 24) |
| 326 | t->rvol = 24; |
| 327 | if (t->rvol < -84) |
| 328 | t->rvol = -84 & 0xff; |
| 329 | |
| 330 | t->bass = ((va->bass/2400)-12) & 0xff; |
| 331 | if (t->bass > 15) |
| 332 | t->bass = 15; |
| 333 | if (t->bass < -12) |
| 334 | t->bass = -12 & 0xff; |
| 335 | |
| 336 | t->treble = ((va->treble/2700)-12) & 0xff; |
| 337 | if (t->treble > 12) |
| 338 | t->treble = 12; |
| 339 | if (t->treble < -12) |
| 340 | t->treble = -12 & 0xff; |
| 341 | |
| 342 | |
| 343 | |
| 344 | //printk("tda9875 bal:%04x vol:%04x bass:%04x treble:%04x\n",va->balance,va->volume,va->bass,va->treble); |
| 345 | |
| 346 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 347 | tda9875_set(client); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 348 | |
| 349 | break; |
| 350 | |
| 351 | } /* end of VIDEOCSAUDIO case */ |
| 352 | |
| 353 | default: /* Not VIDEOCGAUDIO or VIDEOCSAUDIO */ |
| 354 | |
| 355 | /* nothing */ |
| 356 | dprintk("Default\n"); |
| 357 | |
| 358 | } /* end of (cmd) switch */ |
| 359 | |
| 360 | return 0; |
| 361 | } |
| 362 | |
| 363 | |
| 364 | static struct i2c_driver driver = { |
Laurent Riffard | 604f28e | 2005-11-26 20:43:39 +0100 | [diff] [blame] | 365 | .driver = { |
Mauro Carvalho Chehab | cab462f | 2006-01-09 15:53:26 -0200 | [diff] [blame] | 366 | .name = "tda9875", |
Laurent Riffard | 604f28e | 2005-11-26 20:43:39 +0100 | [diff] [blame] | 367 | }, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 368 | .id = I2C_DRIVERID_TDA9875, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 369 | .attach_adapter = tda9875_probe, |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 370 | .detach_client = tda9875_detach, |
| 371 | .command = tda9875_command, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 372 | }; |
| 373 | |
| 374 | static struct i2c_client client_template = |
| 375 | { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 376 | .name = "tda9875", |
| 377 | .driver = &driver, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 378 | }; |
| 379 | |
| 380 | static int __init tda9875_init(void) |
| 381 | { |
| 382 | return i2c_add_driver(&driver); |
| 383 | } |
| 384 | |
| 385 | static void __exit tda9875_fini(void) |
| 386 | { |
| 387 | i2c_del_driver(&driver); |
| 388 | } |
| 389 | |
| 390 | module_init(tda9875_init); |
| 391 | module_exit(tda9875_fini); |
| 392 | |
| 393 | /* |
| 394 | * Local variables: |
| 395 | * c-basic-offset: 8 |
| 396 | * End: |
| 397 | */ |
| 398 | |