Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | * |
| 3 | * i2c tv tuner chip device driver |
| 4 | * core core, i.e. kernel interfaces, registering and so on |
| 5 | */ |
| 6 | |
| 7 | #include <linux/module.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 8 | #include <linux/kernel.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | #include <linux/string.h> |
| 10 | #include <linux/timer.h> |
| 11 | #include <linux/delay.h> |
| 12 | #include <linux/errno.h> |
| 13 | #include <linux/slab.h> |
| 14 | #include <linux/poll.h> |
| 15 | #include <linux/i2c.h> |
| 16 | #include <linux/types.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | #include <linux/init.h> |
Michael Krufky | ffbb807 | 2007-08-21 01:14:12 -0300 | [diff] [blame] | 18 | #include <linux/videodev.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 19 | #include <media/tuner.h> |
Michael Krufky | 4adad28 | 2007-08-27 21:59:08 -0300 | [diff] [blame] | 20 | #include <media/tuner-types.h> |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 21 | #include <media/v4l2-device.h> |
Hans Verkuil | 35ea11f | 2008-07-20 08:12:02 -0300 | [diff] [blame] | 22 | #include <media/v4l2-ioctl.h> |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 23 | #include <media/v4l2-i2c-drv-legacy.h> |
Michael Krufky | 96c0b7c | 2007-08-27 21:23:08 -0300 | [diff] [blame] | 24 | #include "mt20xx.h" |
Michael Krufky | 910bb3e | 2007-08-27 21:22:20 -0300 | [diff] [blame] | 25 | #include "tda8290.h" |
Michael Krufky | 7ab10bf | 2007-08-27 21:23:40 -0300 | [diff] [blame] | 26 | #include "tea5761.h" |
Michael Krufky | 8d0936e | 2007-08-27 21:24:27 -0300 | [diff] [blame] | 27 | #include "tea5767.h" |
Mauro Carvalho Chehab | 215b95b | 2007-10-23 15:24:06 -0300 | [diff] [blame] | 28 | #include "tuner-xc2028.h" |
Michael Krufky | 4adad28 | 2007-08-27 21:59:08 -0300 | [diff] [blame] | 29 | #include "tuner-simple.h" |
Michael Krufky | 31c9584 | 2007-10-21 20:48:48 -0300 | [diff] [blame] | 30 | #include "tda9887.h" |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 31 | #include "xc5000.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 32 | |
| 33 | #define UNSET (-1U) |
| 34 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 35 | #define PREFIX t->i2c->driver->driver.name |
Michael Krufky | 241020d | 2007-10-30 09:46:10 -0300 | [diff] [blame] | 36 | |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 37 | /** This macro allows us to probe dynamically, avoiding static links */ |
Mauro Carvalho Chehab | ff13817 | 2008-04-29 23:02:33 -0300 | [diff] [blame] | 38 | #ifdef CONFIG_MEDIA_ATTACH |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 39 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ |
| 40 | int __r = -EINVAL; \ |
| 41 | typeof(&FUNCTION) __a = symbol_request(FUNCTION); \ |
| 42 | if (__a) { \ |
| 43 | __r = (int) __a(ARGS); \ |
Andrew Morton | a1355e5 | 2008-04-30 11:40:17 -0300 | [diff] [blame] | 44 | symbol_put(FUNCTION); \ |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 45 | } else { \ |
| 46 | printk(KERN_ERR "TUNER: Unable to find " \ |
| 47 | "symbol "#FUNCTION"()\n"); \ |
| 48 | } \ |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 49 | __r; \ |
| 50 | }) |
| 51 | |
| 52 | static void tuner_detach(struct dvb_frontend *fe) |
| 53 | { |
| 54 | if (fe->ops.tuner_ops.release) { |
| 55 | fe->ops.tuner_ops.release(fe); |
| 56 | symbol_put_addr(fe->ops.tuner_ops.release); |
| 57 | } |
| 58 | if (fe->ops.analog_ops.release) { |
| 59 | fe->ops.analog_ops.release(fe); |
| 60 | symbol_put_addr(fe->ops.analog_ops.release); |
| 61 | } |
| 62 | } |
| 63 | #else |
| 64 | #define tuner_symbol_probe(FUNCTION, ARGS...) ({ \ |
| 65 | FUNCTION(ARGS); \ |
| 66 | }) |
| 67 | |
| 68 | static void tuner_detach(struct dvb_frontend *fe) |
| 69 | { |
| 70 | if (fe->ops.tuner_ops.release) |
| 71 | fe->ops.tuner_ops.release(fe); |
| 72 | if (fe->ops.analog_ops.release) |
| 73 | fe->ops.analog_ops.release(fe); |
| 74 | } |
| 75 | #endif |
| 76 | |
Michael Krufky | f7f427e | 2007-12-16 22:02:26 -0300 | [diff] [blame] | 77 | struct tuner { |
| 78 | /* device */ |
| 79 | struct dvb_frontend fe; |
| 80 | struct i2c_client *i2c; |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 81 | struct v4l2_subdev sd; |
Michael Krufky | f7f427e | 2007-12-16 22:02:26 -0300 | [diff] [blame] | 82 | struct list_head list; |
| 83 | unsigned int using_v4l2:1; |
| 84 | |
| 85 | /* keep track of the current settings */ |
| 86 | v4l2_std_id std; |
| 87 | unsigned int tv_freq; |
| 88 | unsigned int radio_freq; |
| 89 | unsigned int audmode; |
| 90 | |
| 91 | unsigned int mode; |
| 92 | unsigned int mode_mask; /* Combination of allowable modes */ |
| 93 | |
| 94 | unsigned int type; /* chip type id */ |
| 95 | unsigned int config; |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 96 | const char *name; |
Michael Krufky | f7f427e | 2007-12-16 22:02:26 -0300 | [diff] [blame] | 97 | }; |
| 98 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 99 | static inline struct tuner *to_tuner(struct v4l2_subdev *sd) |
| 100 | { |
| 101 | return container_of(sd, struct tuner, sd); |
| 102 | } |
| 103 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 104 | /* standard i2c insmod options */ |
| 105 | static unsigned short normal_i2c[] = { |
Mauro Carvalho Chehab | 149ef72 | 2008-04-29 21:38:46 -0300 | [diff] [blame] | 106 | #if defined(CONFIG_MEDIA_TUNER_TEA5761) || (defined(CONFIG_MEDIA_TUNER_TEA5761_MODULE) && defined(MODULE)) |
Mauro Carvalho Chehab | 8573a9e | 2007-04-08 01:09:11 -0300 | [diff] [blame] | 107 | 0x10, |
| 108 | #endif |
Hartmut Hackmann | de48eeb | 2005-11-08 21:37:48 -0800 | [diff] [blame] | 109 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
Mauro Carvalho Chehab | f5bec39 | 2005-06-23 22:05:13 -0700 | [diff] [blame] | 110 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
| 111 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 112 | I2C_CLIENT_END |
| 113 | }; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 114 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | I2C_CLIENT_INSMOD; |
| 116 | |
| 117 | /* insmod options used at init time => read/only */ |
Douglas Schilling Landgraf | ff699e6 | 2008-04-22 14:41:48 -0300 | [diff] [blame] | 118 | static unsigned int addr; |
| 119 | static unsigned int no_autodetect; |
| 120 | static unsigned int show_i2c; |
Mauro Carvalho Chehab | fd3113e | 2005-07-31 22:34:43 -0700 | [diff] [blame] | 121 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | /* insmod options used at runtime => read/write */ |
Michael Krufky | ab16605 | 2007-12-09 02:26:48 -0300 | [diff] [blame] | 123 | static int tuner_debug; |
| 124 | |
| 125 | #define tuner_warn(fmt, arg...) do { \ |
| 126 | printk(KERN_WARNING "%s %d-%04x: " fmt, PREFIX, \ |
| 127 | i2c_adapter_id(t->i2c->adapter), \ |
| 128 | t->i2c->addr, ##arg); \ |
| 129 | } while (0) |
| 130 | |
| 131 | #define tuner_info(fmt, arg...) do { \ |
| 132 | printk(KERN_INFO "%s %d-%04x: " fmt, PREFIX, \ |
| 133 | i2c_adapter_id(t->i2c->adapter), \ |
| 134 | t->i2c->addr, ##arg); \ |
| 135 | } while (0) |
| 136 | |
| 137 | #define tuner_err(fmt, arg...) do { \ |
| 138 | printk(KERN_ERR "%s %d-%04x: " fmt, PREFIX, \ |
| 139 | i2c_adapter_id(t->i2c->adapter), \ |
| 140 | t->i2c->addr, ##arg); \ |
| 141 | } while (0) |
| 142 | |
| 143 | #define tuner_dbg(fmt, arg...) do { \ |
| 144 | if (tuner_debug) \ |
| 145 | printk(KERN_DEBUG "%s %d-%04x: " fmt, PREFIX, \ |
| 146 | i2c_adapter_id(t->i2c->adapter), \ |
| 147 | t->i2c->addr, ##arg); \ |
| 148 | } while (0) |
| 149 | |
| 150 | /* ------------------------------------------------------------------------ */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 151 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 152 | static unsigned int tv_range[2] = { 44, 958 }; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | static unsigned int radio_range[2] = { 65, 108 }; |
| 154 | |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 155 | static char pal[] = "--"; |
| 156 | static char secam[] = "--"; |
| 157 | static char ntsc[] = "-"; |
| 158 | |
Hans Verkuil | f9195de | 2006-01-11 19:01:01 -0200 | [diff] [blame] | 159 | |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 160 | module_param(addr, int, 0444); |
| 161 | module_param(no_autodetect, int, 0444); |
| 162 | module_param(show_i2c, int, 0444); |
Hans Verkuil | f9195de | 2006-01-11 19:01:01 -0200 | [diff] [blame] | 163 | module_param_named(debug,tuner_debug, int, 0644); |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 164 | module_param_string(pal, pal, sizeof(pal), 0644); |
| 165 | module_param_string(secam, secam, sizeof(secam), 0644); |
| 166 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 167 | module_param_array(tv_range, int, NULL, 0644); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | module_param_array(radio_range, int, NULL, 0644); |
| 169 | |
| 170 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); |
| 171 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); |
| 172 | MODULE_LICENSE("GPL"); |
| 173 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 174 | /* ---------------------------------------------------------------------- */ |
| 175 | |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 176 | static void fe_set_params(struct dvb_frontend *fe, |
| 177 | struct analog_parameters *params) |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 178 | { |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 179 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
| 180 | struct tuner *t = fe->analog_demod_priv; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 181 | |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 182 | if (NULL == fe_tuner_ops->set_analog_params) { |
| 183 | tuner_warn("Tuner frontend module has no way to set freq\n"); |
| 184 | return; |
| 185 | } |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 186 | fe_tuner_ops->set_analog_params(fe, params); |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 187 | } |
| 188 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 189 | static void fe_standby(struct dvb_frontend *fe) |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 190 | { |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 191 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 192 | |
| 193 | if (fe_tuner_ops->sleep) |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 194 | fe_tuner_ops->sleep(fe); |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 195 | } |
| 196 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 197 | static int fe_has_signal(struct dvb_frontend *fe) |
Michael Krufky | 1f5ef19 | 2007-08-31 17:38:02 -0300 | [diff] [blame] | 198 | { |
Michael Krufky | 1419683 | 2007-10-14 18:11:53 -0300 | [diff] [blame] | 199 | u16 strength = 0; |
Michael Krufky | 1f5ef19 | 2007-08-31 17:38:02 -0300 | [diff] [blame] | 200 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 201 | if (fe->ops.tuner_ops.get_rf_strength) |
| 202 | fe->ops.tuner_ops.get_rf_strength(fe, &strength); |
Michael Krufky | 1f5ef19 | 2007-08-31 17:38:02 -0300 | [diff] [blame] | 203 | |
| 204 | return strength; |
| 205 | } |
| 206 | |
Michael Krufky | f1c9a28 | 2007-12-16 19:27:23 -0300 | [diff] [blame] | 207 | static int fe_set_config(struct dvb_frontend *fe, void *priv_cfg) |
| 208 | { |
| 209 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
| 210 | struct tuner *t = fe->analog_demod_priv; |
| 211 | |
| 212 | if (fe_tuner_ops->set_config) |
| 213 | return fe_tuner_ops->set_config(fe, priv_cfg); |
| 214 | |
| 215 | tuner_warn("Tuner frontend module has no way to set config\n"); |
| 216 | |
| 217 | return 0; |
| 218 | } |
| 219 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 220 | static void tuner_status(struct dvb_frontend *fe); |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 221 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 222 | static struct analog_demod_ops tuner_analog_ops = { |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 223 | .set_params = fe_set_params, |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 224 | .standby = fe_standby, |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 225 | .has_signal = fe_has_signal, |
Michael Krufky | f1c9a28 | 2007-12-16 19:27:23 -0300 | [diff] [blame] | 226 | .set_config = fe_set_config, |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 227 | .tuner_status = tuner_status |
| 228 | }; |
| 229 | |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 230 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 231 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
| 232 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 233 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 234 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 235 | |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 236 | struct analog_parameters params = { |
| 237 | .mode = t->mode, |
| 238 | .audmode = t->audmode, |
| 239 | .std = t->std |
| 240 | }; |
| 241 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 242 | if (t->type == UNSET) { |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 243 | tuner_warn ("tuner type not set\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 244 | return; |
| 245 | } |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 246 | if (NULL == analog_ops->set_params) { |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 247 | tuner_warn ("Tuner has no way to set tv freq\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 248 | return; |
| 249 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 250 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
| 251 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", |
| 252 | freq / 16, freq % 16 * 100 / 16, tv_range[0], |
| 253 | tv_range[1]); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 254 | /* V4L2 spec: if the freq is not possible then the closest |
| 255 | possible value should be selected */ |
| 256 | if (freq < tv_range[0] * 16) |
| 257 | freq = tv_range[0] * 16; |
| 258 | else |
| 259 | freq = tv_range[1] * 16; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 260 | } |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 261 | params.frequency = freq; |
| 262 | |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 263 | analog_ops->set_params(&t->fe, ¶ms); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) |
| 267 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 268 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 269 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 270 | |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 271 | struct analog_parameters params = { |
| 272 | .mode = t->mode, |
| 273 | .audmode = t->audmode, |
| 274 | .std = t->std |
| 275 | }; |
| 276 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 277 | if (t->type == UNSET) { |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 278 | tuner_warn ("tuner type not set\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | return; |
| 280 | } |
Mauro Carvalho Chehab | e545d6e | 2008-01-05 16:37:04 -0300 | [diff] [blame] | 281 | if (NULL == analog_ops->set_params) { |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 282 | tuner_warn ("tuner has no way to set radio frequency\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 283 | return; |
| 284 | } |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 285 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 286 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
| 287 | freq / 16000, freq % 16000 * 100 / 16000, |
| 288 | radio_range[0], radio_range[1]); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 289 | /* V4L2 spec: if the freq is not possible then the closest |
| 290 | possible value should be selected */ |
| 291 | if (freq < radio_range[0] * 16000) |
| 292 | freq = radio_range[0] * 16000; |
| 293 | else |
| 294 | freq = radio_range[1] * 16000; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 295 | } |
Michael Krufky | c7919d5 | 2007-12-08 17:06:30 -0300 | [diff] [blame] | 296 | params.frequency = freq; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 297 | |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 298 | analog_ops->set_params(&t->fe, ¶ms); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 299 | } |
| 300 | |
| 301 | static void set_freq(struct i2c_client *c, unsigned long freq) |
| 302 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 303 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 304 | |
| 305 | switch (t->mode) { |
| 306 | case V4L2_TUNER_RADIO: |
| 307 | tuner_dbg("radio freq set to %lu.%02lu\n", |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 308 | freq / 16000, freq % 16000 * 100 / 16000); |
| 309 | set_radio_freq(c, freq); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 310 | t->radio_freq = freq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 311 | break; |
| 312 | case V4L2_TUNER_ANALOG_TV: |
| 313 | case V4L2_TUNER_DIGITAL_TV: |
| 314 | tuner_dbg("tv freq set to %lu.%02lu\n", |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 315 | freq / 16, freq % 16 * 100 / 16); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 316 | set_tv_freq(c, freq); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 317 | t->tv_freq = freq; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 318 | break; |
Mauro Carvalho Chehab | 6cb4587 | 2007-10-02 11:57:03 -0300 | [diff] [blame] | 319 | default: |
| 320 | tuner_dbg("freq set: unknown mode: 0x%04x!\n",t->mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 321 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | } |
| 323 | |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 324 | static void tuner_i2c_address_check(struct tuner *t) |
| 325 | { |
| 326 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || |
Hans Verkuil | 1cba97d7 | 2007-09-14 05:13:54 -0300 | [diff] [blame] | 327 | ((t->i2c->addr < 0x64) || (t->i2c->addr > 0x6f))) |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 328 | return; |
| 329 | |
Michael Krufky | 1641002 | 2008-01-21 12:01:34 -0300 | [diff] [blame] | 330 | /* We already know that the XC5000 can only be located at |
| 331 | * i2c address 0x61, 0x62, 0x63 or 0x64 */ |
| 332 | if ((t->type == TUNER_XC5000) && |
| 333 | ((t->i2c->addr <= 0x64)) && (t->i2c->addr >= 0x61)) |
| 334 | return; |
| 335 | |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 336 | tuner_warn("====================== WARNING! ======================\n"); |
| 337 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); |
| 338 | tuner_warn("will soon be dropped. This message indicates that your\n"); |
| 339 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 340 | t->name, t->i2c->addr); |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 341 | tuner_warn("To ensure continued support for your device, please\n"); |
| 342 | tuner_warn("send a copy of this message, along with full dmesg\n"); |
| 343 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); |
| 344 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); |
| 345 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 346 | t->i2c->adapter->name, t->i2c->addr, t->type, t->name); |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 347 | tuner_warn("====================== WARNING! ======================\n"); |
| 348 | } |
| 349 | |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 350 | static struct xc5000_config xc5000_cfg; |
| 351 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 352 | static void set_type(struct i2c_client *c, unsigned int type, |
Hartmut Hackmann | de956c1 | 2007-04-27 12:31:12 -0300 | [diff] [blame] | 353 | unsigned int new_mode_mask, unsigned int new_config, |
Michael Krufky | d7cba04 | 2008-09-12 13:31:45 -0300 | [diff] [blame] | 354 | int (*tuner_callback) (void *dev, int component, int cmd, int arg)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 355 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 356 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 357 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 358 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 359 | unsigned char buffer[4]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 361 | if (type == UNSET || type == TUNER_ABSENT) { |
| 362 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 363 | return; |
| 364 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 365 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | t->type = type; |
Hartmut Hackmann | cfeb883 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 367 | t->config = new_config; |
| 368 | if (tuner_callback != NULL) { |
| 369 | tuner_dbg("defining GPIO callback\n"); |
Michael Krufky | d7cba04 | 2008-09-12 13:31:45 -0300 | [diff] [blame] | 370 | t->fe.callback = tuner_callback; |
Hartmut Hackmann | cfeb883 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 371 | } |
Hartmut Hackmann | 80f90fb | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 372 | |
Mauro Carvalho Chehab | 48aa336 | 2007-10-29 11:33:18 -0300 | [diff] [blame] | 373 | if (t->mode == T_UNINITIALIZED) { |
Hartmut Hackmann | 80f90fb | 2007-04-27 12:31:18 -0300 | [diff] [blame] | 374 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
| 375 | |
| 376 | return; |
| 377 | } |
| 378 | |
Michael Krufky | b208319 | 2007-05-29 22:54:06 -0300 | [diff] [blame] | 379 | /* discard private data, in case set_type() was previously called */ |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 380 | tuner_detach(&t->fe); |
| 381 | t->fe.analog_demod_priv = NULL; |
Michael Krufky | be2b85a | 2007-06-04 14:40:27 -0300 | [diff] [blame] | 382 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 383 | switch (t->type) { |
| 384 | case TUNER_MT2032: |
Mauro Carvalho Chehab | 09fee5f | 2008-04-30 15:29:57 -0300 | [diff] [blame] | 385 | if (!dvb_attach(microtune_attach, |
| 386 | &t->fe, t->i2c->adapter, t->i2c->addr)) |
| 387 | goto attach_failed; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 388 | break; |
| 389 | case TUNER_PHILIPS_TDA8290: |
Michael Krufky | 5bea1cd | 2007-10-22 09:56:38 -0300 | [diff] [blame] | 390 | { |
Mauro Carvalho Chehab | 09fee5f | 2008-04-30 15:29:57 -0300 | [diff] [blame] | 391 | struct tda829x_config cfg = { |
| 392 | .lna_cfg = t->config, |
Mauro Carvalho Chehab | 09fee5f | 2008-04-30 15:29:57 -0300 | [diff] [blame] | 393 | }; |
| 394 | if (!dvb_attach(tda829x_attach, &t->fe, t->i2c->adapter, |
| 395 | t->i2c->addr, &cfg)) |
| 396 | goto attach_failed; |
Michael Krufky | 5bea1cd | 2007-10-22 09:56:38 -0300 | [diff] [blame] | 397 | break; |
| 398 | } |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 399 | case TUNER_TEA5767: |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 400 | if (!dvb_attach(tea5767_attach, &t->fe, |
| 401 | t->i2c->adapter, t->i2c->addr)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 402 | goto attach_failed; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 403 | t->mode_mask = T_RADIO; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 404 | break; |
Mauro Carvalho Chehab | 8573a9e | 2007-04-08 01:09:11 -0300 | [diff] [blame] | 405 | case TUNER_TEA5761: |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 406 | if (!dvb_attach(tea5761_attach, &t->fe, |
| 407 | t->i2c->adapter, t->i2c->addr)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 408 | goto attach_failed; |
Mauro Carvalho Chehab | 8573a9e | 2007-04-08 01:09:11 -0300 | [diff] [blame] | 409 | t->mode_mask = T_RADIO; |
| 410 | break; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 411 | case TUNER_PHILIPS_FMD1216ME_MK3: |
| 412 | buffer[0] = 0x0b; |
| 413 | buffer[1] = 0xdc; |
| 414 | buffer[2] = 0x9c; |
| 415 | buffer[3] = 0x60; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 416 | i2c_master_send(c, buffer, 4); |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 417 | mdelay(1); |
| 418 | buffer[2] = 0x86; |
| 419 | buffer[3] = 0x54; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 420 | i2c_master_send(c, buffer, 4); |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 421 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
| 422 | t->i2c->adapter, t->i2c->addr, t->type)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 423 | goto attach_failed; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 424 | break; |
Hartmut Hackmann | 93df341 | 2005-11-08 21:36:31 -0800 | [diff] [blame] | 425 | case TUNER_PHILIPS_TD1316: |
| 426 | buffer[0] = 0x0b; |
| 427 | buffer[1] = 0xdc; |
| 428 | buffer[2] = 0x86; |
| 429 | buffer[3] = 0xa4; |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 430 | i2c_master_send(c, buffer, 4); |
| 431 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
| 432 | t->i2c->adapter, t->i2c->addr, t->type)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 433 | goto attach_failed; |
Markus Rechberger | ac272ed | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 434 | break; |
Mauro Carvalho Chehab | 690c544 | 2007-10-29 11:33:18 -0300 | [diff] [blame] | 435 | case TUNER_XC2028: |
| 436 | { |
Michel Ludwig | a37b4c9 | 2007-11-16 07:46:14 -0300 | [diff] [blame] | 437 | struct xc2028_config cfg = { |
| 438 | .i2c_adap = t->i2c->adapter, |
| 439 | .i2c_addr = t->i2c->addr, |
Michel Ludwig | a37b4c9 | 2007-11-16 07:46:14 -0300 | [diff] [blame] | 440 | }; |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 441 | if (!dvb_attach(xc2028_attach, &t->fe, &cfg)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 442 | goto attach_failed; |
Mauro Carvalho Chehab | 690c544 | 2007-10-29 11:33:18 -0300 | [diff] [blame] | 443 | break; |
| 444 | } |
Mauro Carvalho Chehab | 1539623 | 2006-06-23 16:13:56 -0300 | [diff] [blame] | 445 | case TUNER_TDA9887: |
Mauro Carvalho Chehab | 09fee5f | 2008-04-30 15:29:57 -0300 | [diff] [blame] | 446 | if (!dvb_attach(tda9887_attach, |
| 447 | &t->fe, t->i2c->adapter, t->i2c->addr)) |
| 448 | goto attach_failed; |
Mauro Carvalho Chehab | 1539623 | 2006-06-23 16:13:56 -0300 | [diff] [blame] | 449 | break; |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 450 | case TUNER_XC5000: |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 451 | { |
| 452 | struct dvb_tuner_ops *xc_tuner_ops; |
| 453 | |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 454 | xc5000_cfg.i2c_address = t->i2c->addr; |
| 455 | xc5000_cfg.if_khz = 5380; |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 456 | if (!dvb_attach(xc5000_attach, |
Michael Krufky | 3065096 | 2008-09-06 14:56:58 -0300 | [diff] [blame] | 457 | &t->fe, t->i2c->adapter, &xc5000_cfg)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 458 | goto attach_failed; |
| 459 | |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 460 | xc_tuner_ops = &t->fe.ops.tuner_ops; |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 461 | if (xc_tuner_ops->init) |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 462 | xc_tuner_ops->init(&t->fe); |
Steven Toth | 27c685a | 2008-01-05 16:50:14 -0300 | [diff] [blame] | 463 | break; |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 464 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 465 | default: |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 466 | if (!dvb_attach(simple_tuner_attach, &t->fe, |
| 467 | t->i2c->adapter, t->i2c->addr, t->type)) |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 468 | goto attach_failed; |
| 469 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 470 | break; |
| 471 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 472 | |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 473 | if ((NULL == analog_ops->set_params) && |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 474 | (fe_tuner_ops->set_analog_params)) { |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 475 | |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 476 | t->name = fe_tuner_ops->info.name; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 477 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 478 | t->fe.analog_demod_priv = t; |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 479 | memcpy(analog_ops, &tuner_analog_ops, |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 480 | sizeof(struct analog_demod_ops)); |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 481 | |
Michael Krufky | a55db8c | 2007-12-09 13:52:51 -0300 | [diff] [blame] | 482 | } else { |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 483 | t->name = analog_ops->info.name; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 484 | } |
| 485 | |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 486 | tuner_dbg("type set to %s\n", t->name); |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 487 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 488 | if (t->mode_mask == T_UNINITIALIZED) |
| 489 | t->mode_mask = new_mode_mask; |
| 490 | |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 491 | /* xc2028/3028 and xc5000 requires a firmware to be set-up later |
| 492 | trying to set a frequency here will just fail |
| 493 | FIXME: better to move set_freq to the tuner code. This is needed |
| 494 | on analog tuners for PLL to properly work |
| 495 | */ |
| 496 | if (t->type != TUNER_XC2028 && t->type != TUNER_XC5000) |
| 497 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? |
| 498 | t->radio_freq : t->tv_freq); |
| 499 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 500 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
Laurent Riffard | 604f28e | 2005-11-26 20:43:39 +0100 | [diff] [blame] | 501 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 502 | t->mode_mask); |
Michael Krufky | 293197c | 2007-08-28 17:20:42 -0300 | [diff] [blame] | 503 | tuner_i2c_address_check(t); |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 504 | return; |
| 505 | |
| 506 | attach_failed: |
| 507 | tuner_dbg("Tuner attach for type = %d failed.\n", t->type); |
| 508 | t->type = TUNER_ABSENT; |
| 509 | t->mode_mask = T_UNINITIALIZED; |
| 510 | |
| 511 | return; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 512 | } |
| 513 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 514 | /* |
| 515 | * This function apply tuner config to tuner specified |
| 516 | * by tun_setup structure. I addr is unset, then admin status |
| 517 | * and tun addr status is more precise then current status, |
| 518 | * it's applied. Otherwise status and type are applied only to |
| 519 | * tuner with exactly the same addr. |
| 520 | */ |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 521 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 522 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 523 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 524 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 525 | |
Hartmut Hackmann | de956c1 | 2007-04-27 12:31:12 -0300 | [diff] [blame] | 526 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
| 527 | (t->mode_mask & tun_setup->mode_mask))) || |
| 528 | (tun_setup->addr == c->addr)) { |
| 529 | set_type(c, tun_setup->type, tun_setup->mode_mask, |
Hartmut Hackmann | cfeb883 | 2007-04-27 12:31:17 -0300 | [diff] [blame] | 530 | tun_setup->config, tun_setup->tuner_callback); |
Mauro Carvalho Chehab | b9ef6bb | 2008-04-26 11:29:34 -0300 | [diff] [blame] | 531 | } else |
| 532 | tuner_dbg("set addr discarded for type %i, mask %x. " |
| 533 | "Asked to change tuner at addr 0x%02x, with mask %x\n", |
| 534 | t->type, t->mode_mask, |
| 535 | tun_setup->addr, tun_setup->mode_mask); |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 536 | } |
| 537 | |
| 538 | static inline int check_mode(struct tuner *t, char *cmd) |
| 539 | { |
Mauro Carvalho Chehab | 793cf9e | 2005-09-09 13:03:37 -0700 | [diff] [blame] | 540 | if ((1 << t->mode & t->mode_mask) == 0) { |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 541 | return -EINVAL; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 542 | } |
Mauro Carvalho Chehab | 793cf9e | 2005-09-09 13:03:37 -0700 | [diff] [blame] | 543 | |
| 544 | switch (t->mode) { |
| 545 | case V4L2_TUNER_RADIO: |
| 546 | tuner_dbg("Cmd %s accepted for radio\n", cmd); |
| 547 | break; |
| 548 | case V4L2_TUNER_ANALOG_TV: |
| 549 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); |
| 550 | break; |
| 551 | case V4L2_TUNER_DIGITAL_TV: |
| 552 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); |
| 553 | break; |
| 554 | } |
| 555 | return 0; |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 556 | } |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 557 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 558 | /* get more precise norm info from insmod option */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 559 | static int tuner_fixup_std(struct tuner *t) |
| 560 | { |
| 561 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 562 | switch (pal[0]) { |
Hans Verkuil | e71ced1 | 2006-12-11 15:51:43 -0300 | [diff] [blame] | 563 | case '6': |
| 564 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); |
| 565 | t->std = V4L2_STD_PAL_60; |
| 566 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 567 | case 'b': |
| 568 | case 'B': |
| 569 | case 'g': |
| 570 | case 'G': |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 571 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 572 | t->std = V4L2_STD_PAL_BG; |
| 573 | break; |
| 574 | case 'i': |
| 575 | case 'I': |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 576 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 577 | t->std = V4L2_STD_PAL_I; |
| 578 | break; |
| 579 | case 'd': |
| 580 | case 'D': |
| 581 | case 'k': |
| 582 | case 'K': |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 583 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 584 | t->std = V4L2_STD_PAL_DK; |
| 585 | break; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 586 | case 'M': |
| 587 | case 'm': |
| 588 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); |
| 589 | t->std = V4L2_STD_PAL_M; |
| 590 | break; |
| 591 | case 'N': |
| 592 | case 'n': |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 593 | if (pal[1] == 'c' || pal[1] == 'C') { |
| 594 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); |
| 595 | t->std = V4L2_STD_PAL_Nc; |
| 596 | } else { |
| 597 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); |
| 598 | t->std = V4L2_STD_PAL_N; |
| 599 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 600 | break; |
Mauro Carvalho Chehab | 21d4df3 | 2005-09-09 13:03:59 -0700 | [diff] [blame] | 601 | case '-': |
| 602 | /* default parameter, do nothing */ |
| 603 | break; |
| 604 | default: |
| 605 | tuner_warn ("pal= argument not recognised\n"); |
| 606 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 607 | } |
| 608 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 609 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
| 610 | switch (secam[0]) { |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 611 | case 'b': |
| 612 | case 'B': |
| 613 | case 'g': |
| 614 | case 'G': |
| 615 | case 'h': |
| 616 | case 'H': |
| 617 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); |
| 618 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; |
| 619 | break; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 620 | case 'd': |
| 621 | case 'D': |
| 622 | case 'k': |
| 623 | case 'K': |
| 624 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); |
| 625 | t->std = V4L2_STD_SECAM_DK; |
| 626 | break; |
| 627 | case 'l': |
| 628 | case 'L': |
Mauro Carvalho Chehab | 800d3c6 | 2005-11-13 16:07:48 -0800 | [diff] [blame] | 629 | if ((secam[1]=='C')||(secam[1]=='c')) { |
| 630 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); |
| 631 | t->std = V4L2_STD_SECAM_LC; |
| 632 | } else { |
| 633 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); |
| 634 | t->std = V4L2_STD_SECAM_L; |
| 635 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 636 | break; |
Mauro Carvalho Chehab | 21d4df3 | 2005-09-09 13:03:59 -0700 | [diff] [blame] | 637 | case '-': |
| 638 | /* default parameter, do nothing */ |
| 639 | break; |
| 640 | default: |
| 641 | tuner_warn ("secam= argument not recognised\n"); |
| 642 | break; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 643 | } |
| 644 | } |
| 645 | |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 646 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
| 647 | switch (ntsc[0]) { |
| 648 | case 'm': |
| 649 | case 'M': |
| 650 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); |
| 651 | t->std = V4L2_STD_NTSC_M; |
| 652 | break; |
| 653 | case 'j': |
| 654 | case 'J': |
| 655 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); |
| 656 | t->std = V4L2_STD_NTSC_M_JP; |
| 657 | break; |
Hans Verkuil | d97a11e | 2006-02-07 06:48:40 -0200 | [diff] [blame] | 658 | case 'k': |
| 659 | case 'K': |
| 660 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); |
| 661 | t->std = V4L2_STD_NTSC_M_KR; |
| 662 | break; |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 663 | case '-': |
| 664 | /* default parameter, do nothing */ |
| 665 | break; |
| 666 | default: |
| 667 | tuner_info("ntsc= argument not recognised\n"); |
| 668 | break; |
| 669 | } |
| 670 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 671 | return 0; |
| 672 | } |
| 673 | |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 674 | static void tuner_status(struct dvb_frontend *fe) |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 675 | { |
Michael Krufky | 4e9154b | 2007-10-21 19:39:50 -0300 | [diff] [blame] | 676 | struct tuner *t = fe->analog_demod_priv; |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 677 | unsigned long freq, freq_fraction; |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 678 | struct dvb_tuner_ops *fe_tuner_ops = &fe->ops.tuner_ops; |
| 679 | struct analog_demod_ops *analog_ops = &fe->ops.analog_ops; |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 680 | const char *p; |
| 681 | |
| 682 | switch (t->mode) { |
| 683 | case V4L2_TUNER_RADIO: p = "radio"; break; |
| 684 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; |
| 685 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; |
| 686 | default: p = "undefined"; break; |
| 687 | } |
| 688 | if (t->mode == V4L2_TUNER_RADIO) { |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 689 | freq = t->radio_freq / 16000; |
| 690 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 691 | } else { |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 692 | freq = t->tv_freq / 16; |
| 693 | freq_fraction = (t->tv_freq % 16) * 100 / 16; |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 694 | } |
| 695 | tuner_info("Tuner mode: %s\n", p); |
| 696 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); |
Mauro Carvalho Chehab | 4ae5c2e | 2006-03-25 15:53:38 -0300 | [diff] [blame] | 697 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 698 | if (t->mode != V4L2_TUNER_RADIO) |
| 699 | return; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 700 | if (fe_tuner_ops->get_status) { |
| 701 | u32 tuner_status; |
| 702 | |
| 703 | fe_tuner_ops->get_status(&t->fe, &tuner_status); |
| 704 | if (tuner_status & TUNER_STATUS_LOCKED) |
| 705 | tuner_info("Tuner is locked.\n"); |
| 706 | if (tuner_status & TUNER_STATUS_STEREO) |
| 707 | tuner_info("Stereo: yes\n"); |
| 708 | } |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 709 | if (analog_ops->has_signal) |
| 710 | tuner_info("Signal strength: %d\n", |
| 711 | analog_ops->has_signal(fe)); |
| 712 | if (analog_ops->is_stereo) |
| 713 | tuner_info("Stereo: %s\n", |
| 714 | analog_ops->is_stereo(fe) ? "yes" : "no"); |
Mauro Carvalho Chehab | 7e57819 | 2006-01-09 15:25:27 -0200 | [diff] [blame] | 715 | } |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 716 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 717 | /* ---------------------------------------------------------------------- */ |
| 718 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 719 | /* |
| 720 | * Switch tuner to other mode. If tuner support both tv and radio, |
| 721 | * set another frequency to some value (This is needed for some pal |
| 722 | * tuners to avoid locking). Otherwise, just put second tuner in |
| 723 | * standby mode. |
| 724 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 725 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 726 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) |
| 727 | { |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 728 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Michael Krufky | 1dde7a4 | 2007-10-21 13:40:56 -0300 | [diff] [blame] | 729 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 730 | if (mode == t->mode) |
| 731 | return 0; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 732 | |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 733 | t->mode = mode; |
Mauro Carvalho Chehab | 793cf9e | 2005-09-09 13:03:37 -0700 | [diff] [blame] | 734 | |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 735 | if (check_mode(t, cmd) == -EINVAL) { |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 736 | t->mode = T_STANDBY; |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 737 | if (analog_ops->standby) |
| 738 | analog_ops->standby(&t->fe); |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 739 | return -EINVAL; |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 740 | } |
| 741 | return 0; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 742 | } |
| 743 | |
| 744 | #define switch_v4l2() if (!t->using_v4l2) \ |
Mauro Carvalho Chehab | 4ac9791 | 2005-11-08 21:37:43 -0800 | [diff] [blame] | 745 | tuner_dbg("switching to v4l2\n"); \ |
| 746 | t->using_v4l2 = 1; |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 747 | |
| 748 | static inline int check_v4l2(struct tuner *t) |
| 749 | { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 750 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
| 751 | TV, v4l1 for radio), until that is fixed this code is disabled. |
| 752 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) |
| 753 | first. */ |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 754 | return 0; |
| 755 | } |
| 756 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 757 | static int tuner_s_type_addr(struct v4l2_subdev *sd, struct tuner_setup *type) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 758 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 759 | struct tuner *t = to_tuner(sd); |
| 760 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 761 | |
| 762 | tuner_dbg("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
| 763 | type->type, |
| 764 | type->addr, |
| 765 | type->mode_mask, |
| 766 | type->config); |
| 767 | |
| 768 | set_addr(client, type); |
| 769 | return 0; |
| 770 | } |
| 771 | |
| 772 | static int tuner_s_radio(struct v4l2_subdev *sd) |
| 773 | { |
| 774 | struct tuner *t = to_tuner(sd); |
| 775 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 776 | |
| 777 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
| 778 | == -EINVAL) |
| 779 | return 0; |
| 780 | if (t->radio_freq) |
| 781 | set_freq(client, t->radio_freq); |
| 782 | return 0; |
| 783 | } |
| 784 | |
| 785 | static int tuner_s_standby(struct v4l2_subdev *sd, u32 standby) |
| 786 | { |
| 787 | struct tuner *t = to_tuner(sd); |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 788 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 789 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 790 | if (check_mode(t, "TUNER_SET_STANDBY") == -EINVAL) |
| 791 | return 0; |
| 792 | t->mode = T_STANDBY; |
| 793 | if (analog_ops->standby) |
| 794 | analog_ops->standby(&t->fe); |
| 795 | return 0; |
| 796 | } |
| 797 | |
| 798 | #ifdef CONFIG_VIDEO_ALLOW_V4L1 |
| 799 | static int tuner_ioctl(struct v4l2_subdev *sd, int cmd, void *arg) |
| 800 | { |
| 801 | struct tuner *t = to_tuner(sd); |
| 802 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 803 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
| 804 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
Michael Krufky | 5e453dc | 2006-01-09 15:32:31 -0200 | [diff] [blame] | 805 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 806 | switch (cmd) { |
Mauro Carvalho Chehab | fd3113e | 2005-07-31 22:34:43 -0700 | [diff] [blame] | 807 | case VIDIOCSAUDIO: |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 808 | if (check_mode(t, "VIDIOCSAUDIO") == -EINVAL) |
Mauro Carvalho Chehab | fd3113e | 2005-07-31 22:34:43 -0700 | [diff] [blame] | 809 | return 0; |
Marcin Slusarz | 427aad6 | 2008-05-11 19:58:59 -0300 | [diff] [blame] | 810 | if (check_v4l2(t) == -EINVAL) |
Mauro Carvalho Chehab | fd3113e | 2005-07-31 22:34:43 -0700 | [diff] [blame] | 811 | return 0; |
| 812 | |
| 813 | /* Should be implemented, since bttv calls it */ |
| 814 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); |
Mauro Carvalho Chehab | fd3113e | 2005-07-31 22:34:43 -0700 | [diff] [blame] | 815 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 816 | case VIDIOCSCHAN: |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 817 | { |
| 818 | static const v4l2_std_id map[] = { |
| 819 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, |
| 820 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, |
| 821 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, |
| 822 | [4 /* bttv */ ] = V4L2_STD_PAL_M, |
| 823 | [5 /* bttv */ ] = V4L2_STD_PAL_N, |
| 824 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, |
| 825 | }; |
| 826 | struct video_channel *vc = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 827 | |
Marcin Slusarz | 427aad6 | 2008-05-11 19:58:59 -0300 | [diff] [blame] | 828 | if (check_v4l2(t) == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 829 | return 0; |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 830 | |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 831 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==-EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 832 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 833 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 834 | if (vc->norm < ARRAY_SIZE(map)) |
| 835 | t->std = map[vc->norm]; |
| 836 | tuner_fixup_std(t); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 837 | if (t->tv_freq) |
| 838 | set_tv_freq(client, t->tv_freq); |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 839 | return 0; |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 840 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 841 | case VIDIOCSFREQ: |
| 842 | { |
| 843 | unsigned long *v = arg; |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 844 | |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 845 | if (check_mode(t, "VIDIOCSFREQ") == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 846 | return 0; |
Marcin Slusarz | 427aad6 | 2008-05-11 19:58:59 -0300 | [diff] [blame] | 847 | if (check_v4l2(t) == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 848 | return 0; |
| 849 | |
| 850 | set_freq(client, *v); |
| 851 | return 0; |
| 852 | } |
| 853 | case VIDIOCGTUNER: |
| 854 | { |
| 855 | struct video_tuner *vt = arg; |
| 856 | |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 857 | if (check_mode(t, "VIDIOCGTUNER") == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 858 | return 0; |
Marcin Slusarz | 427aad6 | 2008-05-11 19:58:59 -0300 | [diff] [blame] | 859 | if (check_v4l2(t) == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 860 | return 0; |
| 861 | |
| 862 | if (V4L2_TUNER_RADIO == t->mode) { |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 863 | if (fe_tuner_ops->get_status) { |
| 864 | u32 tuner_status; |
| 865 | |
| 866 | fe_tuner_ops->get_status(&t->fe, &tuner_status); |
Michael Krufky | 1f5ef19 | 2007-08-31 17:38:02 -0300 | [diff] [blame] | 867 | if (tuner_status & TUNER_STATUS_STEREO) |
| 868 | vt->flags |= VIDEO_TUNER_STEREO_ON; |
| 869 | else |
| 870 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 871 | } else { |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 872 | if (analog_ops->is_stereo) { |
| 873 | if (analog_ops->is_stereo(&t->fe)) |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 874 | vt->flags |= |
| 875 | VIDEO_TUNER_STEREO_ON; |
| 876 | else |
| 877 | vt->flags &= |
| 878 | ~VIDEO_TUNER_STEREO_ON; |
| 879 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 880 | } |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 881 | if (analog_ops->has_signal) |
| 882 | vt->signal = |
| 883 | analog_ops->has_signal(&t->fe); |
Michael Krufky | 1f5ef19 | 2007-08-31 17:38:02 -0300 | [diff] [blame] | 884 | |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 885 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ |
| 886 | |
| 887 | vt->rangelow = radio_range[0] * 16000; |
| 888 | vt->rangehigh = radio_range[1] * 16000; |
| 889 | |
| 890 | } else { |
| 891 | vt->rangelow = tv_range[0] * 16; |
| 892 | vt->rangehigh = tv_range[1] * 16; |
| 893 | } |
| 894 | |
| 895 | return 0; |
| 896 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 897 | case VIDIOCGAUDIO: |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 898 | { |
| 899 | struct video_audio *va = arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 900 | |
Marcin Slusarz | 4d3437d | 2008-05-26 14:03:02 -0300 | [diff] [blame] | 901 | if (check_mode(t, "VIDIOCGAUDIO") == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 902 | return 0; |
Marcin Slusarz | 427aad6 | 2008-05-11 19:58:59 -0300 | [diff] [blame] | 903 | if (check_v4l2(t) == -EINVAL) |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 904 | return 0; |
| 905 | |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 906 | if (V4L2_TUNER_RADIO == t->mode) { |
| 907 | if (fe_tuner_ops->get_status) { |
| 908 | u32 tuner_status; |
| 909 | |
| 910 | fe_tuner_ops->get_status(&t->fe, &tuner_status); |
| 911 | va->mode = (tuner_status & TUNER_STATUS_STEREO) |
| 912 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
Michael Krufky | bc3e5c7 | 2007-12-21 11:18:32 -0300 | [diff] [blame] | 913 | } else if (analog_ops->is_stereo) |
| 914 | va->mode = analog_ops->is_stereo(&t->fe) |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 915 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; |
| 916 | } |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 917 | return 0; |
| 918 | } |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 919 | } |
| 920 | return -ENOIOCTLCMD; |
| 921 | } |
Mauro Carvalho Chehab | 985bc96 | 2006-07-23 06:31:19 -0300 | [diff] [blame] | 922 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 923 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 924 | static int tuner_s_config(struct v4l2_subdev *sd, const struct v4l2_priv_tun_config *cfg) |
| 925 | { |
| 926 | struct tuner *t = to_tuner(sd); |
| 927 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 928 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 929 | if (t->type != cfg->tuner) |
| 930 | return 0; |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 931 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 932 | if (analog_ops->set_config) { |
| 933 | analog_ops->set_config(&t->fe, cfg->priv); |
| 934 | return 0; |
Mauro Carvalho Chehab | 7f17112 | 2007-10-18 19:56:47 -0300 | [diff] [blame] | 935 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 936 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 937 | tuner_dbg("Tuner frontend module has no way to set config\n"); |
| 938 | return 0; |
| 939 | } |
Mauro Carvalho Chehab | 56fc08c | 2005-06-23 22:05:07 -0700 | [diff] [blame] | 940 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 941 | /* --- v4l ioctls --- */ |
| 942 | /* take care: bttv does userspace copying, we'll get a |
| 943 | kernel pointer here... */ |
| 944 | static int tuner_s_std(struct v4l2_subdev *sd, v4l2_std_id std) |
| 945 | { |
| 946 | struct tuner *t = to_tuner(sd); |
| 947 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 948 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 949 | if (set_mode(client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
| 950 | == -EINVAL) |
| 951 | return 0; |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 952 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 953 | switch_v4l2(); |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 954 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 955 | t->std = std; |
| 956 | tuner_fixup_std(t); |
| 957 | if (t->tv_freq) |
| 958 | set_freq(client, t->tv_freq); |
| 959 | return 0; |
| 960 | } |
Mauro Carvalho Chehab | 586b0ca | 2005-06-28 20:45:21 -0700 | [diff] [blame] | 961 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 962 | static int tuner_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) |
| 963 | { |
| 964 | struct tuner *t = to_tuner(sd); |
| 965 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
Michael Krufky | e18f944 | 2007-08-21 01:25:48 -0300 | [diff] [blame] | 966 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 967 | if (set_mode(client, t, f->type, "VIDIOC_S_FREQUENCY") |
| 968 | == -EINVAL) |
| 969 | return 0; |
| 970 | switch_v4l2(); |
| 971 | set_freq(client, f->frequency); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 972 | |
| 973 | return 0; |
| 974 | } |
| 975 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 976 | static int tuner_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) |
| 977 | { |
| 978 | struct tuner *t = to_tuner(sd); |
| 979 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
| 980 | |
| 981 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == -EINVAL) |
| 982 | return 0; |
| 983 | switch_v4l2(); |
| 984 | f->type = t->mode; |
| 985 | if (fe_tuner_ops->get_frequency) { |
| 986 | u32 abs_freq; |
| 987 | |
| 988 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); |
| 989 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
| 990 | (abs_freq * 2 + 125/2) / 125 : |
| 991 | (abs_freq + 62500/2) / 62500; |
| 992 | return 0; |
| 993 | } |
| 994 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
| 995 | t->radio_freq : t->tv_freq; |
| 996 | return 0; |
| 997 | } |
| 998 | |
| 999 | static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) |
| 1000 | { |
| 1001 | struct tuner *t = to_tuner(sd); |
| 1002 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
| 1003 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
| 1004 | |
| 1005 | if (check_mode(t, "VIDIOC_G_TUNER") == -EINVAL) |
| 1006 | return 0; |
| 1007 | switch_v4l2(); |
| 1008 | |
| 1009 | vt->type = t->mode; |
| 1010 | if (analog_ops->get_afc) |
| 1011 | vt->afc = analog_ops->get_afc(&t->fe); |
| 1012 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
| 1013 | vt->capability |= V4L2_TUNER_CAP_NORM; |
| 1014 | if (t->mode != V4L2_TUNER_RADIO) { |
| 1015 | vt->rangelow = tv_range[0] * 16; |
| 1016 | vt->rangehigh = tv_range[1] * 16; |
| 1017 | return 0; |
| 1018 | } |
| 1019 | |
| 1020 | /* radio mode */ |
| 1021 | vt->rxsubchans = |
| 1022 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; |
| 1023 | if (fe_tuner_ops->get_status) { |
| 1024 | u32 tuner_status; |
| 1025 | |
| 1026 | fe_tuner_ops->get_status(&t->fe, &tuner_status); |
| 1027 | vt->rxsubchans = |
| 1028 | (tuner_status & TUNER_STATUS_STEREO) ? |
| 1029 | V4L2_TUNER_SUB_STEREO : |
| 1030 | V4L2_TUNER_SUB_MONO; |
| 1031 | } else { |
| 1032 | if (analog_ops->is_stereo) { |
| 1033 | vt->rxsubchans = |
| 1034 | analog_ops->is_stereo(&t->fe) ? |
| 1035 | V4L2_TUNER_SUB_STEREO : |
| 1036 | V4L2_TUNER_SUB_MONO; |
| 1037 | } |
| 1038 | } |
| 1039 | if (analog_ops->has_signal) |
| 1040 | vt->signal = analog_ops->has_signal(&t->fe); |
| 1041 | vt->capability |= |
| 1042 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; |
| 1043 | vt->audmode = t->audmode; |
| 1044 | vt->rangelow = radio_range[0] * 16000; |
| 1045 | vt->rangehigh = radio_range[1] * 16000; |
| 1046 | return 0; |
| 1047 | } |
| 1048 | |
| 1049 | static int tuner_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) |
| 1050 | { |
| 1051 | struct tuner *t = to_tuner(sd); |
| 1052 | struct i2c_client *client = v4l2_get_subdevdata(sd); |
| 1053 | |
| 1054 | if (check_mode(t, "VIDIOC_S_TUNER") == -EINVAL) |
| 1055 | return 0; |
| 1056 | |
| 1057 | switch_v4l2(); |
| 1058 | |
| 1059 | /* do nothing unless we're a radio tuner */ |
| 1060 | if (t->mode != V4L2_TUNER_RADIO) |
| 1061 | return 0; |
| 1062 | t->audmode = vt->audmode; |
| 1063 | set_radio_freq(client, t->radio_freq); |
| 1064 | return 0; |
| 1065 | } |
| 1066 | |
| 1067 | static int tuner_log_status(struct v4l2_subdev *sd) |
| 1068 | { |
| 1069 | struct tuner *t = to_tuner(sd); |
| 1070 | struct analog_demod_ops *analog_ops = &t->fe.ops.analog_ops; |
| 1071 | |
| 1072 | if (analog_ops->tuner_status) |
| 1073 | analog_ops->tuner_status(&t->fe); |
| 1074 | return 0; |
| 1075 | } |
| 1076 | |
| 1077 | static int tuner_command(struct i2c_client *client, unsigned cmd, void *arg) |
| 1078 | { |
| 1079 | return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); |
| 1080 | } |
| 1081 | |
Jean Delvare | 21b48a7 | 2007-03-12 19:20:15 -0300 | [diff] [blame] | 1082 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1083 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1084 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1085 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1086 | tuner_dbg("suspend\n"); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1087 | /* FIXME: power down ??? */ |
| 1088 | return 0; |
| 1089 | } |
| 1090 | |
Jean Delvare | 21b48a7 | 2007-03-12 19:20:15 -0300 | [diff] [blame] | 1091 | static int tuner_resume(struct i2c_client *c) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1092 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1093 | struct tuner *t = to_tuner(i2c_get_clientdata(c)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1094 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1095 | tuner_dbg("resume\n"); |
Hans Verkuil | 27487d4 | 2006-01-15 15:04:52 -0200 | [diff] [blame] | 1096 | if (V4L2_TUNER_RADIO == t->mode) { |
| 1097 | if (t->radio_freq) |
| 1098 | set_freq(c, t->radio_freq); |
| 1099 | } else { |
| 1100 | if (t->tv_freq) |
| 1101 | set_freq(c, t->tv_freq); |
| 1102 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1103 | return 0; |
| 1104 | } |
| 1105 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1106 | /* ----------------------------------------------------------------------- */ |
| 1107 | |
| 1108 | static const struct v4l2_subdev_core_ops tuner_core_ops = { |
| 1109 | .log_status = tuner_log_status, |
| 1110 | .s_standby = tuner_s_standby, |
| 1111 | .ioctl = tuner_ioctl, |
| 1112 | }; |
| 1113 | |
| 1114 | static const struct v4l2_subdev_tuner_ops tuner_tuner_ops = { |
| 1115 | .s_std = tuner_s_std, |
| 1116 | .s_radio = tuner_s_radio, |
| 1117 | .g_tuner = tuner_g_tuner, |
| 1118 | .s_tuner = tuner_s_tuner, |
| 1119 | .s_frequency = tuner_s_frequency, |
| 1120 | .g_frequency = tuner_g_frequency, |
| 1121 | .s_type_addr = tuner_s_type_addr, |
| 1122 | .s_config = tuner_s_config, |
| 1123 | }; |
| 1124 | |
| 1125 | static const struct v4l2_subdev_ops tuner_ops = { |
| 1126 | .core = &tuner_core_ops, |
| 1127 | .tuner = &tuner_tuner_ops, |
| 1128 | }; |
| 1129 | |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1130 | /* ---------------------------------------------------------------------- */ |
| 1131 | |
Adrian Bunk | c52c4d0 | 2008-01-28 22:11:15 -0300 | [diff] [blame] | 1132 | static LIST_HEAD(tuner_list); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1133 | |
| 1134 | /* Search for existing radio and/or TV tuners on the given I2C adapter. |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1135 | Note that when this function is called from tuner_probe you can be |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1136 | certain no other devices will be added/deleted at the same time, I2C |
| 1137 | core protects against that. */ |
| 1138 | static void tuner_lookup(struct i2c_adapter *adap, |
| 1139 | struct tuner **radio, struct tuner **tv) |
| 1140 | { |
| 1141 | struct tuner *pos; |
| 1142 | |
| 1143 | *radio = NULL; |
| 1144 | *tv = NULL; |
| 1145 | |
| 1146 | list_for_each_entry(pos, &tuner_list, list) { |
| 1147 | int mode_mask; |
| 1148 | |
| 1149 | if (pos->i2c->adapter != adap || |
| 1150 | pos->i2c->driver->id != I2C_DRIVERID_TUNER) |
| 1151 | continue; |
| 1152 | |
| 1153 | mode_mask = pos->mode_mask & ~T_STANDBY; |
| 1154 | if (*radio == NULL && mode_mask == T_RADIO) |
| 1155 | *radio = pos; |
| 1156 | /* Note: currently TDA9887 is the only demod-only |
| 1157 | device. If other devices appear then we need to |
| 1158 | make this test more general. */ |
| 1159 | else if (*tv == NULL && pos->type != TUNER_TDA9887 && |
| 1160 | (pos->mode_mask & (T_ANALOG_TV | T_DIGITAL_TV))) |
| 1161 | *tv = pos; |
| 1162 | } |
| 1163 | } |
| 1164 | |
| 1165 | /* During client attach, set_type is called by adapter's attach_inform callback. |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1166 | set_type must then be completed by tuner_probe. |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1167 | */ |
Jean Delvare | d2653e9 | 2008-04-29 23:11:39 +0200 | [diff] [blame] | 1168 | static int tuner_probe(struct i2c_client *client, |
| 1169 | const struct i2c_device_id *id) |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1170 | { |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1171 | struct tuner *t; |
| 1172 | struct tuner *radio; |
| 1173 | struct tuner *tv; |
| 1174 | |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1175 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1176 | if (NULL == t) |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1177 | return -ENOMEM; |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1178 | v4l2_i2c_subdev_init(&t->sd, client, &tuner_ops); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1179 | t->i2c = client; |
Michael Krufky | 7271e60 | 2008-05-26 16:08:40 +0200 | [diff] [blame] | 1180 | t->name = "(tuner unset)"; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1181 | t->type = UNSET; |
| 1182 | t->audmode = V4L2_TUNER_MODE_STEREO; |
| 1183 | t->mode_mask = T_UNINITIALIZED; |
| 1184 | |
| 1185 | if (show_i2c) { |
| 1186 | unsigned char buffer[16]; |
| 1187 | int i, rc; |
| 1188 | |
| 1189 | memset(buffer, 0, sizeof(buffer)); |
| 1190 | rc = i2c_master_recv(client, buffer, sizeof(buffer)); |
| 1191 | tuner_info("I2C RECV = "); |
| 1192 | for (i = 0; i < rc; i++) |
| 1193 | printk(KERN_CONT "%02x ", buffer[i]); |
| 1194 | printk("\n"); |
| 1195 | } |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1196 | /* HACK: This test was added to avoid tuner to probe tda9840 and |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1197 | tea6415c on the MXB card */ |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1198 | if (client->adapter->id == I2C_HW_SAA7146 && client->addr < 0x4a) { |
| 1199 | kfree(t); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1200 | return -ENODEV; |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1201 | } |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1202 | |
| 1203 | /* autodetection code based on the i2c addr */ |
| 1204 | if (!no_autodetect) { |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1205 | switch (client->addr) { |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1206 | case 0x10: |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 1207 | if (tuner_symbol_probe(tea5761_autodetection, |
| 1208 | t->i2c->adapter, |
| 1209 | t->i2c->addr) >= 0) { |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1210 | t->type = TUNER_TEA5761; |
| 1211 | t->mode_mask = T_RADIO; |
| 1212 | t->mode = T_STANDBY; |
| 1213 | /* Sets freq to FM range */ |
| 1214 | t->radio_freq = 87.5 * 16000; |
| 1215 | tuner_lookup(t->i2c->adapter, &radio, &tv); |
| 1216 | if (tv) |
| 1217 | tv->mode_mask &= ~T_RADIO; |
| 1218 | |
| 1219 | goto register_client; |
| 1220 | } |
Mauro Carvalho Chehab | 867e835 | 2008-04-23 17:27:27 -0300 | [diff] [blame] | 1221 | return -ENODEV; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1222 | case 0x42: |
| 1223 | case 0x43: |
| 1224 | case 0x4a: |
| 1225 | case 0x4b: |
| 1226 | /* If chip is not tda8290, don't register. |
| 1227 | since it can be tda9887*/ |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 1228 | if (tuner_symbol_probe(tda829x_probe, t->i2c->adapter, |
Mauro Carvalho Chehab | b538d28 | 2008-04-30 15:45:00 -0300 | [diff] [blame] | 1229 | t->i2c->addr) >= 0) { |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1230 | tuner_dbg("tda829x detected\n"); |
| 1231 | } else { |
| 1232 | /* Default is being tda9887 */ |
| 1233 | t->type = TUNER_TDA9887; |
| 1234 | t->mode_mask = T_RADIO | T_ANALOG_TV | |
| 1235 | T_DIGITAL_TV; |
| 1236 | t->mode = T_STANDBY; |
| 1237 | goto register_client; |
| 1238 | } |
| 1239 | break; |
| 1240 | case 0x60: |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 1241 | if (tuner_symbol_probe(tea5767_autodetection, |
| 1242 | t->i2c->adapter, t->i2c->addr) |
Mauro Carvalho Chehab | b538d28 | 2008-04-30 15:45:00 -0300 | [diff] [blame] | 1243 | >= 0) { |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1244 | t->type = TUNER_TEA5767; |
| 1245 | t->mode_mask = T_RADIO; |
| 1246 | t->mode = T_STANDBY; |
| 1247 | /* Sets freq to FM range */ |
| 1248 | t->radio_freq = 87.5 * 16000; |
| 1249 | tuner_lookup(t->i2c->adapter, &radio, &tv); |
| 1250 | if (tv) |
| 1251 | tv->mode_mask &= ~T_RADIO; |
| 1252 | |
| 1253 | goto register_client; |
| 1254 | } |
| 1255 | break; |
| 1256 | } |
| 1257 | } |
| 1258 | |
| 1259 | /* Initializes only the first TV tuner on this adapter. Why only the |
| 1260 | first? Because there are some devices (notably the ones with TI |
| 1261 | tuners) that have more than one i2c address for the *same* device. |
| 1262 | Experience shows that, except for just one case, the first |
| 1263 | address is the right one. The exception is a Russian tuner |
| 1264 | (ACORP_Y878F). So, the desired behavior is just to enable the |
| 1265 | first found TV tuner. */ |
| 1266 | tuner_lookup(t->i2c->adapter, &radio, &tv); |
| 1267 | if (tv == NULL) { |
| 1268 | t->mode_mask = T_ANALOG_TV | T_DIGITAL_TV; |
| 1269 | if (radio == NULL) |
| 1270 | t->mode_mask |= T_RADIO; |
| 1271 | tuner_dbg("Setting mode_mask to 0x%02x\n", t->mode_mask); |
| 1272 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
| 1273 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
| 1274 | } |
| 1275 | |
| 1276 | /* Should be just before return */ |
| 1277 | register_client: |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1278 | tuner_info("chip found @ 0x%x (%s)\n", client->addr << 1, |
| 1279 | client->adapter->name); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1280 | |
| 1281 | /* Sets a default mode */ |
| 1282 | if (t->mode_mask & T_ANALOG_TV) { |
Michael Krufky | 864a6b8 | 2007-12-09 17:21:54 -0300 | [diff] [blame] | 1283 | t->mode = V4L2_TUNER_ANALOG_TV; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1284 | } else if (t->mode_mask & T_RADIO) { |
Michael Krufky | 864a6b8 | 2007-12-09 17:21:54 -0300 | [diff] [blame] | 1285 | t->mode = V4L2_TUNER_RADIO; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1286 | } else { |
Michael Krufky | 864a6b8 | 2007-12-09 17:21:54 -0300 | [diff] [blame] | 1287 | t->mode = V4L2_TUNER_DIGITAL_TV; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1288 | } |
Michael Krufky | d7cba04 | 2008-09-12 13:31:45 -0300 | [diff] [blame] | 1289 | set_type(client, t->type, t->mode_mask, t->config, t->fe.callback); |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1290 | list_add_tail(&t->list, &tuner_list); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1291 | return 0; |
| 1292 | } |
| 1293 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1294 | static int tuner_legacy_probe(struct i2c_adapter *adap) |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1295 | { |
| 1296 | if (0 != addr) { |
| 1297 | normal_i2c[0] = addr; |
| 1298 | normal_i2c[1] = I2C_CLIENT_END; |
| 1299 | } |
| 1300 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1301 | if ((adap->class & I2C_CLASS_TV_ANALOG) == 0) |
| 1302 | return 0; |
| 1303 | |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1304 | /* HACK: Ignore 0x6b and 0x6f on cx88 boards. |
| 1305 | * FusionHDTV5 RT Gold has an ir receiver at 0x6b |
| 1306 | * and an RTC at 0x6f which can get corrupted if probed. |
| 1307 | */ |
| 1308 | if ((adap->id == I2C_HW_B_CX2388x) || |
| 1309 | (adap->id == I2C_HW_B_CX23885)) { |
| 1310 | unsigned int i = 0; |
| 1311 | |
| 1312 | while (i < I2C_CLIENT_MAX_OPTS && ignore[i] != I2C_CLIENT_END) |
| 1313 | i += 2; |
| 1314 | if (i + 4 < I2C_CLIENT_MAX_OPTS) { |
| 1315 | ignore[i+0] = adap->nr; |
| 1316 | ignore[i+1] = 0x6b; |
| 1317 | ignore[i+2] = adap->nr; |
| 1318 | ignore[i+3] = 0x6f; |
| 1319 | ignore[i+4] = I2C_CLIENT_END; |
| 1320 | } else |
| 1321 | printk(KERN_WARNING "tuner: " |
| 1322 | "too many options specified " |
| 1323 | "in i2c probe ignore list!\n"); |
| 1324 | } |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1325 | return 1; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1326 | } |
| 1327 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1328 | static int tuner_remove(struct i2c_client *client) |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1329 | { |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1330 | struct tuner *t = to_tuner(i2c_get_clientdata(client)); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1331 | |
Hans Verkuil | e8a4a9e | 2008-11-24 18:21:40 -0300 | [diff] [blame^] | 1332 | v4l2_device_unregister_subdev(&t->sd); |
Michael Krufky | a07c877 | 2008-04-29 03:54:19 -0300 | [diff] [blame] | 1333 | tuner_detach(&t->fe); |
| 1334 | t->fe.analog_demod_priv = NULL; |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1335 | |
| 1336 | list_del(&t->list); |
| 1337 | kfree(t); |
Hans Verkuil | 92de1f1 | 2007-11-04 10:53:09 -0300 | [diff] [blame] | 1338 | return 0; |
| 1339 | } |
| 1340 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1341 | /* ----------------------------------------------------------------------- */ |
| 1342 | |
Jean Delvare | af29486 | 2008-05-18 20:49:40 +0200 | [diff] [blame] | 1343 | /* This driver supports many devices and the idea is to let the driver |
| 1344 | detect which device is present. So rather than listing all supported |
| 1345 | devices here, we pretend to support a single, fake device type. */ |
| 1346 | static const struct i2c_device_id tuner_id[] = { |
| 1347 | { "tuner", }, /* autodetect */ |
| 1348 | { } |
| 1349 | }; |
| 1350 | MODULE_DEVICE_TABLE(i2c, tuner_id); |
| 1351 | |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1352 | static struct v4l2_i2c_driver_data v4l2_i2c_data = { |
| 1353 | .name = "tuner", |
| 1354 | .driverid = I2C_DRIVERID_TUNER, |
Mauro Carvalho Chehab | f7ce3cc | 2005-07-12 13:58:55 -0700 | [diff] [blame] | 1355 | .command = tuner_command, |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1356 | .probe = tuner_probe, |
| 1357 | .remove = tuner_remove, |
Jean Delvare | 21b48a7 | 2007-03-12 19:20:15 -0300 | [diff] [blame] | 1358 | .suspend = tuner_suspend, |
Hans Verkuil | 9dd659d | 2007-11-04 11:03:36 -0300 | [diff] [blame] | 1359 | .resume = tuner_resume, |
| 1360 | .legacy_probe = tuner_legacy_probe, |
Jean Delvare | af29486 | 2008-05-18 20:49:40 +0200 | [diff] [blame] | 1361 | .id_table = tuner_id, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1362 | }; |
| 1363 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1364 | /* |
| 1365 | * Overrides for Emacs so that we follow Linus's tabbing style. |
| 1366 | * --------------------------------------------------------------------------- |
| 1367 | * Local variables: |
| 1368 | * c-basic-offset: 8 |
| 1369 | * End: |
| 1370 | */ |