Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
1da177e4 LT |
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> | |
1da177e4 | 8 | #include <linux/kernel.h> |
1da177e4 LT |
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> | |
1da177e4 | 17 | #include <linux/init.h> |
ffbb807c | 18 | #include <linux/videodev.h> |
1da177e4 | 19 | #include <media/tuner.h> |
5e453dc7 | 20 | #include <media/v4l2-common.h> |
8218b0b2 | 21 | #include "tuner-driver.h" |
96c0b7cf | 22 | #include "mt20xx.h" |
910bb3e3 | 23 | #include "tda8290.h" |
1da177e4 LT |
24 | |
25 | #define UNSET (-1U) | |
26 | ||
27 | /* standard i2c insmod options */ | |
28 | static unsigned short normal_i2c[] = { | |
9ee476a5 | 29 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 MCC |
30 | 0x10, |
31 | #endif | |
de48eebc | 32 | 0x42, 0x43, 0x4a, 0x4b, /* tda8290 */ |
f5bec396 MCC |
33 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
34 | 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f, | |
1da177e4 LT |
35 | I2C_CLIENT_END |
36 | }; | |
f7ce3cc6 | 37 | |
1da177e4 LT |
38 | I2C_CLIENT_INSMOD; |
39 | ||
40 | /* insmod options used at init time => read/only */ | |
f7ce3cc6 | 41 | static unsigned int addr = 0; |
c5287ba1 | 42 | static unsigned int no_autodetect = 0; |
fd3113e8 | 43 | static unsigned int show_i2c = 0; |
fd3113e8 | 44 | |
1da177e4 | 45 | /* insmod options used at runtime => read/write */ |
f9195ded | 46 | int tuner_debug = 0; |
1da177e4 | 47 | |
f7ce3cc6 | 48 | static unsigned int tv_range[2] = { 44, 958 }; |
1da177e4 LT |
49 | static unsigned int radio_range[2] = { 65, 108 }; |
50 | ||
7e578191 MCC |
51 | static char pal[] = "--"; |
52 | static char secam[] = "--"; | |
53 | static char ntsc[] = "-"; | |
54 | ||
f9195ded | 55 | |
7e578191 MCC |
56 | module_param(addr, int, 0444); |
57 | module_param(no_autodetect, int, 0444); | |
58 | module_param(show_i2c, int, 0444); | |
f9195ded | 59 | module_param_named(debug,tuner_debug, int, 0644); |
7e578191 MCC |
60 | module_param_string(pal, pal, sizeof(pal), 0644); |
61 | module_param_string(secam, secam, sizeof(secam), 0644); | |
62 | module_param_string(ntsc, ntsc, sizeof(ntsc), 0644); | |
f7ce3cc6 | 63 | module_param_array(tv_range, int, NULL, 0644); |
1da177e4 LT |
64 | module_param_array(radio_range, int, NULL, 0644); |
65 | ||
66 | MODULE_DESCRIPTION("device driver for various TV and TV+FM radio tuners"); | |
67 | MODULE_AUTHOR("Ralph Metzler, Gerd Knorr, Gunther Mayer"); | |
68 | MODULE_LICENSE("GPL"); | |
69 | ||
1da177e4 LT |
70 | static struct i2c_driver driver; |
71 | static struct i2c_client client_template; | |
72 | ||
73 | /* ---------------------------------------------------------------------- */ | |
74 | ||
e18f9444 MK |
75 | static void fe_set_freq(struct tuner *t, unsigned int freq) |
76 | { | |
77 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
78 | ||
79 | struct analog_parameters params = { | |
80 | .frequency = freq, | |
81 | .mode = t->mode, | |
82 | .audmode = t->audmode, | |
83 | .std = t->std | |
84 | }; | |
85 | ||
86 | if (NULL == fe_tuner_ops->set_analog_params) { | |
87 | tuner_warn("Tuner frontend module has no way to set freq\n"); | |
88 | return; | |
89 | } | |
90 | fe_tuner_ops->set_analog_params(&t->fe, ¶ms); | |
91 | } | |
92 | ||
93 | static void fe_release(struct tuner *t) | |
94 | { | |
95 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
96 | ||
97 | if (fe_tuner_ops->release) | |
98 | fe_tuner_ops->release(&t->fe); | |
99 | } | |
100 | ||
101 | static void fe_standby(struct tuner *t) | |
102 | { | |
103 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; | |
104 | ||
105 | if (fe_tuner_ops->sleep) | |
106 | fe_tuner_ops->sleep(&t->fe); | |
107 | } | |
108 | ||
56fc08ca | 109 | /* Set tuner frequency, freq in Units of 62.5kHz = 1/16MHz */ |
1da177e4 LT |
110 | static void set_tv_freq(struct i2c_client *c, unsigned int freq) |
111 | { | |
112 | struct tuner *t = i2c_get_clientdata(c); | |
113 | ||
114 | if (t->type == UNSET) { | |
f7ce3cc6 | 115 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
116 | return; |
117 | } | |
7a91a80a | 118 | if (NULL == t->ops.set_tv_freq) { |
f7ce3cc6 | 119 | tuner_warn ("Tuner has no way to set tv freq\n"); |
1da177e4 LT |
120 | return; |
121 | } | |
f7ce3cc6 MCC |
122 | if (freq < tv_range[0] * 16 || freq > tv_range[1] * 16) { |
123 | tuner_dbg ("TV freq (%d.%02d) out of range (%d-%d)\n", | |
124 | freq / 16, freq % 16 * 100 / 16, tv_range[0], | |
125 | tv_range[1]); | |
27487d44 HV |
126 | /* V4L2 spec: if the freq is not possible then the closest |
127 | possible value should be selected */ | |
128 | if (freq < tv_range[0] * 16) | |
129 | freq = tv_range[0] * 16; | |
130 | else | |
131 | freq = tv_range[1] * 16; | |
1da177e4 | 132 | } |
db8a6956 | 133 | t->ops.set_tv_freq(t, freq); |
1da177e4 LT |
134 | } |
135 | ||
136 | static void set_radio_freq(struct i2c_client *c, unsigned int freq) | |
137 | { | |
138 | struct tuner *t = i2c_get_clientdata(c); | |
139 | ||
140 | if (t->type == UNSET) { | |
f7ce3cc6 | 141 | tuner_warn ("tuner type not set\n"); |
1da177e4 LT |
142 | return; |
143 | } | |
7a91a80a | 144 | if (NULL == t->ops.set_radio_freq) { |
f7ce3cc6 | 145 | tuner_warn ("tuner has no way to set radio frequency\n"); |
1da177e4 LT |
146 | return; |
147 | } | |
27487d44 | 148 | if (freq < radio_range[0] * 16000 || freq > radio_range[1] * 16000) { |
f7ce3cc6 MCC |
149 | tuner_dbg ("radio freq (%d.%02d) out of range (%d-%d)\n", |
150 | freq / 16000, freq % 16000 * 100 / 16000, | |
151 | radio_range[0], radio_range[1]); | |
27487d44 HV |
152 | /* V4L2 spec: if the freq is not possible then the closest |
153 | possible value should be selected */ | |
154 | if (freq < radio_range[0] * 16000) | |
155 | freq = radio_range[0] * 16000; | |
156 | else | |
157 | freq = radio_range[1] * 16000; | |
1da177e4 | 158 | } |
586b0cab | 159 | |
db8a6956 | 160 | t->ops.set_radio_freq(t, freq); |
1da177e4 LT |
161 | } |
162 | ||
163 | static void set_freq(struct i2c_client *c, unsigned long freq) | |
164 | { | |
165 | struct tuner *t = i2c_get_clientdata(c); | |
166 | ||
167 | switch (t->mode) { | |
168 | case V4L2_TUNER_RADIO: | |
169 | tuner_dbg("radio freq set to %lu.%02lu\n", | |
f7ce3cc6 MCC |
170 | freq / 16000, freq % 16000 * 100 / 16000); |
171 | set_radio_freq(c, freq); | |
27487d44 | 172 | t->radio_freq = freq; |
1da177e4 LT |
173 | break; |
174 | case V4L2_TUNER_ANALOG_TV: | |
175 | case V4L2_TUNER_DIGITAL_TV: | |
176 | tuner_dbg("tv freq set to %lu.%02lu\n", | |
f7ce3cc6 | 177 | freq / 16, freq % 16 * 100 / 16); |
1da177e4 | 178 | set_tv_freq(c, freq); |
27487d44 | 179 | t->tv_freq = freq; |
1da177e4 LT |
180 | break; |
181 | } | |
1da177e4 LT |
182 | } |
183 | ||
293197cd MK |
184 | static void tuner_i2c_address_check(struct tuner *t) |
185 | { | |
186 | if ((t->type == UNSET || t->type == TUNER_ABSENT) || | |
187 | ((t->i2c.addr < 0x64) || (t->i2c.addr > 0x6f))) | |
188 | return; | |
189 | ||
190 | tuner_warn("====================== WARNING! ======================\n"); | |
191 | tuner_warn("Support for tuners in i2c address range 0x64 thru 0x6f\n"); | |
192 | tuner_warn("will soon be dropped. This message indicates that your\n"); | |
193 | tuner_warn("hardware has a %s tuner at i2c address 0x%02x.\n", | |
194 | t->i2c.name, t->i2c.addr); | |
195 | tuner_warn("To ensure continued support for your device, please\n"); | |
196 | tuner_warn("send a copy of this message, along with full dmesg\n"); | |
197 | tuner_warn("output to v4l-dvb-maintainer@linuxtv.org\n"); | |
198 | tuner_warn("Please use subject line: \"obsolete tuner i2c address.\"\n"); | |
199 | tuner_warn("driver: %s, addr: 0x%02x, type: %d (%s)\n", | |
200 | t->i2c.adapter->name, t->i2c.addr, t->type, | |
201 | tuners[t->type].name); | |
202 | tuner_warn("====================== WARNING! ======================\n"); | |
203 | } | |
204 | ||
910bb3e3 MK |
205 | static void attach_tda8290(struct tuner *t) |
206 | { | |
207 | struct tda8290_config cfg = { | |
208 | .lna_cfg = &t->config, | |
209 | .tuner_callback = t->tuner_callback | |
210 | }; | |
211 | tda8290_attach(&t->fe, t->i2c.adapter, t->i2c.addr, &cfg); | |
212 | } | |
213 | ||
f7ce3cc6 | 214 | static void set_type(struct i2c_client *c, unsigned int type, |
de956c1e | 215 | unsigned int new_mode_mask, unsigned int new_config, |
cfeb8839 | 216 | int (*tuner_callback) (void *dev, int command,int arg)) |
1da177e4 LT |
217 | { |
218 | struct tuner *t = i2c_get_clientdata(c); | |
e18f9444 | 219 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
586b0cab | 220 | unsigned char buffer[4]; |
1da177e4 | 221 | |
f7ce3cc6 MCC |
222 | if (type == UNSET || type == TUNER_ABSENT) { |
223 | tuner_dbg ("tuner 0x%02x: Tuner type absent\n",c->addr); | |
1da177e4 | 224 | return; |
f7ce3cc6 MCC |
225 | } |
226 | ||
227 | if (type >= tuner_count) { | |
228 | tuner_warn ("tuner 0x%02x: Tuner count greater than %d\n",c->addr,tuner_count); | |
1da177e4 | 229 | return; |
f7ce3cc6 | 230 | } |
1da177e4 | 231 | |
80f90fba HH |
232 | t->type = type; |
233 | t->config = new_config; | |
234 | if (tuner_callback != NULL) { | |
235 | tuner_dbg("defining GPIO callback\n"); | |
236 | t->tuner_callback = tuner_callback; | |
237 | } | |
238 | ||
f7ce3cc6 | 239 | /* This code detects calls by card attach_inform */ |
1da177e4 | 240 | if (NULL == t->i2c.dev.driver) { |
f7ce3cc6 MCC |
241 | tuner_dbg ("tuner 0x%02x: called during i2c_client register by adapter's attach_inform\n", c->addr); |
242 | ||
1da177e4 LT |
243 | return; |
244 | } | |
56fc08ca | 245 | |
b2083199 | 246 | /* discard private data, in case set_type() was previously called */ |
7a91a80a | 247 | if (t->ops.release) |
db8a6956 | 248 | t->ops.release(t); |
052c50d9 MK |
249 | else { |
250 | kfree(t->priv); | |
251 | t->priv = NULL; | |
252 | } | |
be2b85a1 | 253 | |
1da177e4 LT |
254 | switch (t->type) { |
255 | case TUNER_MT2032: | |
96c0b7cf | 256 | microtune_attach(&t->fe, t->i2c.adapter, t->i2c.addr); |
1da177e4 LT |
257 | break; |
258 | case TUNER_PHILIPS_TDA8290: | |
910bb3e3 MK |
259 | { |
260 | attach_tda8290(t); | |
1da177e4 | 261 | break; |
910bb3e3 | 262 | } |
586b0cab | 263 | case TUNER_TEA5767: |
db8a6956 | 264 | if (tea5767_tuner_init(t) == EINVAL) { |
f7ce3cc6 MCC |
265 | t->type = TUNER_ABSENT; |
266 | t->mode_mask = T_UNINITIALIZED; | |
267 | return; | |
268 | } | |
269 | t->mode_mask = T_RADIO; | |
586b0cab | 270 | break; |
9ee476a5 | 271 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 272 | case TUNER_TEA5761: |
db8a6956 | 273 | if (tea5761_tuner_init(t) == EINVAL) { |
8573a9e6 MCC |
274 | t->type = TUNER_ABSENT; |
275 | t->mode_mask = T_UNINITIALIZED; | |
9ee476a5 | 276 | return; |
8573a9e6 MCC |
277 | } |
278 | t->mode_mask = T_RADIO; | |
279 | break; | |
280 | #endif | |
586b0cab MCC |
281 | case TUNER_PHILIPS_FMD1216ME_MK3: |
282 | buffer[0] = 0x0b; | |
283 | buffer[1] = 0xdc; | |
284 | buffer[2] = 0x9c; | |
285 | buffer[3] = 0x60; | |
f7ce3cc6 | 286 | i2c_master_send(c, buffer, 4); |
586b0cab MCC |
287 | mdelay(1); |
288 | buffer[2] = 0x86; | |
289 | buffer[3] = 0x54; | |
f7ce3cc6 | 290 | i2c_master_send(c, buffer, 4); |
db8a6956 | 291 | default_tuner_init(t); |
586b0cab | 292 | break; |
93df3413 HH |
293 | case TUNER_PHILIPS_TD1316: |
294 | buffer[0] = 0x0b; | |
295 | buffer[1] = 0xdc; | |
296 | buffer[2] = 0x86; | |
297 | buffer[3] = 0xa4; | |
298 | i2c_master_send(c,buffer,4); | |
db8a6956 | 299 | default_tuner_init(t); |
ac272ed7 | 300 | break; |
15396236 | 301 | case TUNER_TDA9887: |
db8a6956 | 302 | tda9887_tuner_init(t); |
15396236 | 303 | break; |
1da177e4 | 304 | default: |
db8a6956 | 305 | default_tuner_init(t); |
1da177e4 LT |
306 | break; |
307 | } | |
f7ce3cc6 | 308 | |
e18f9444 MK |
309 | if (fe_tuner_ops->set_analog_params) { |
310 | strlcpy(t->i2c.name, fe_tuner_ops->info.name, sizeof(t->i2c.name)); | |
311 | ||
312 | t->ops.set_tv_freq = fe_set_freq; | |
313 | t->ops.set_radio_freq = fe_set_freq; | |
314 | t->ops.standby = fe_standby; | |
315 | t->ops.release = fe_release; | |
316 | } | |
317 | ||
318 | tuner_info("type set to %s\n", t->i2c.name); | |
319 | ||
f7ce3cc6 MCC |
320 | if (t->mode_mask == T_UNINITIALIZED) |
321 | t->mode_mask = new_mode_mask; | |
322 | ||
27487d44 | 323 | set_freq(c, (V4L2_TUNER_RADIO == t->mode) ? t->radio_freq : t->tv_freq); |
f7ce3cc6 | 324 | tuner_dbg("%s %s I2C addr 0x%02x with type %d used for 0x%02x\n", |
604f28e2 | 325 | c->adapter->name, c->driver->driver.name, c->addr << 1, type, |
f7ce3cc6 | 326 | t->mode_mask); |
293197cd | 327 | tuner_i2c_address_check(t); |
1da177e4 LT |
328 | } |
329 | ||
f7ce3cc6 MCC |
330 | /* |
331 | * This function apply tuner config to tuner specified | |
332 | * by tun_setup structure. I addr is unset, then admin status | |
333 | * and tun addr status is more precise then current status, | |
334 | * it's applied. Otherwise status and type are applied only to | |
335 | * tuner with exactly the same addr. | |
336 | */ | |
337 | ||
338 | static void set_addr(struct i2c_client *c, struct tuner_setup *tun_setup) | |
339 | { | |
340 | struct tuner *t = i2c_get_clientdata(c); | |
341 | ||
15396236 MCC |
342 | tuner_dbg("set addr for type %i\n", t->type); |
343 | ||
de956c1e HH |
344 | if ( (t->type == UNSET && ((tun_setup->addr == ADDR_UNSET) && |
345 | (t->mode_mask & tun_setup->mode_mask))) || | |
346 | (tun_setup->addr == c->addr)) { | |
347 | set_type(c, tun_setup->type, tun_setup->mode_mask, | |
cfeb8839 | 348 | tun_setup->config, tun_setup->tuner_callback); |
f7ce3cc6 MCC |
349 | } |
350 | } | |
56fc08ca | 351 | |
f7ce3cc6 | 352 | static inline int check_mode(struct tuner *t, char *cmd) |
56fc08ca | 353 | { |
793cf9e6 MCC |
354 | if ((1 << t->mode & t->mode_mask) == 0) { |
355 | return EINVAL; | |
356 | } | |
357 | ||
358 | switch (t->mode) { | |
359 | case V4L2_TUNER_RADIO: | |
360 | tuner_dbg("Cmd %s accepted for radio\n", cmd); | |
361 | break; | |
362 | case V4L2_TUNER_ANALOG_TV: | |
363 | tuner_dbg("Cmd %s accepted for analog TV\n", cmd); | |
364 | break; | |
365 | case V4L2_TUNER_DIGITAL_TV: | |
366 | tuner_dbg("Cmd %s accepted for digital TV\n", cmd); | |
367 | break; | |
56fc08ca | 368 | } |
793cf9e6 | 369 | return 0; |
56fc08ca | 370 | } |
56fc08ca | 371 | |
f7ce3cc6 | 372 | /* get more precise norm info from insmod option */ |
1da177e4 LT |
373 | static int tuner_fixup_std(struct tuner *t) |
374 | { | |
375 | if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) { | |
1da177e4 | 376 | switch (pal[0]) { |
e71ced1a HV |
377 | case '6': |
378 | tuner_dbg ("insmod fixup: PAL => PAL-60\n"); | |
379 | t->std = V4L2_STD_PAL_60; | |
380 | break; | |
1da177e4 LT |
381 | case 'b': |
382 | case 'B': | |
383 | case 'g': | |
384 | case 'G': | |
f7ce3cc6 | 385 | tuner_dbg ("insmod fixup: PAL => PAL-BG\n"); |
1da177e4 LT |
386 | t->std = V4L2_STD_PAL_BG; |
387 | break; | |
388 | case 'i': | |
389 | case 'I': | |
f7ce3cc6 | 390 | tuner_dbg ("insmod fixup: PAL => PAL-I\n"); |
1da177e4 LT |
391 | t->std = V4L2_STD_PAL_I; |
392 | break; | |
393 | case 'd': | |
394 | case 'D': | |
395 | case 'k': | |
396 | case 'K': | |
f7ce3cc6 | 397 | tuner_dbg ("insmod fixup: PAL => PAL-DK\n"); |
1da177e4 LT |
398 | t->std = V4L2_STD_PAL_DK; |
399 | break; | |
f7ce3cc6 MCC |
400 | case 'M': |
401 | case 'm': | |
402 | tuner_dbg ("insmod fixup: PAL => PAL-M\n"); | |
403 | t->std = V4L2_STD_PAL_M; | |
404 | break; | |
405 | case 'N': | |
406 | case 'n': | |
7e578191 MCC |
407 | if (pal[1] == 'c' || pal[1] == 'C') { |
408 | tuner_dbg("insmod fixup: PAL => PAL-Nc\n"); | |
409 | t->std = V4L2_STD_PAL_Nc; | |
410 | } else { | |
411 | tuner_dbg ("insmod fixup: PAL => PAL-N\n"); | |
412 | t->std = V4L2_STD_PAL_N; | |
413 | } | |
f7ce3cc6 | 414 | break; |
21d4df37 MCC |
415 | case '-': |
416 | /* default parameter, do nothing */ | |
417 | break; | |
418 | default: | |
419 | tuner_warn ("pal= argument not recognised\n"); | |
420 | break; | |
1da177e4 LT |
421 | } |
422 | } | |
f7ce3cc6 MCC |
423 | if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) { |
424 | switch (secam[0]) { | |
7e578191 MCC |
425 | case 'b': |
426 | case 'B': | |
427 | case 'g': | |
428 | case 'G': | |
429 | case 'h': | |
430 | case 'H': | |
431 | tuner_dbg("insmod fixup: SECAM => SECAM-BGH\n"); | |
432 | t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H; | |
433 | break; | |
f7ce3cc6 MCC |
434 | case 'd': |
435 | case 'D': | |
436 | case 'k': | |
437 | case 'K': | |
438 | tuner_dbg ("insmod fixup: SECAM => SECAM-DK\n"); | |
439 | t->std = V4L2_STD_SECAM_DK; | |
440 | break; | |
441 | case 'l': | |
442 | case 'L': | |
800d3c6f MCC |
443 | if ((secam[1]=='C')||(secam[1]=='c')) { |
444 | tuner_dbg ("insmod fixup: SECAM => SECAM-L'\n"); | |
445 | t->std = V4L2_STD_SECAM_LC; | |
446 | } else { | |
447 | tuner_dbg ("insmod fixup: SECAM => SECAM-L\n"); | |
448 | t->std = V4L2_STD_SECAM_L; | |
449 | } | |
f7ce3cc6 | 450 | break; |
21d4df37 MCC |
451 | case '-': |
452 | /* default parameter, do nothing */ | |
453 | break; | |
454 | default: | |
455 | tuner_warn ("secam= argument not recognised\n"); | |
456 | break; | |
f7ce3cc6 MCC |
457 | } |
458 | } | |
459 | ||
7e578191 MCC |
460 | if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) { |
461 | switch (ntsc[0]) { | |
462 | case 'm': | |
463 | case 'M': | |
464 | tuner_dbg("insmod fixup: NTSC => NTSC-M\n"); | |
465 | t->std = V4L2_STD_NTSC_M; | |
466 | break; | |
467 | case 'j': | |
468 | case 'J': | |
469 | tuner_dbg("insmod fixup: NTSC => NTSC_M_JP\n"); | |
470 | t->std = V4L2_STD_NTSC_M_JP; | |
471 | break; | |
d97a11e0 HV |
472 | case 'k': |
473 | case 'K': | |
474 | tuner_dbg("insmod fixup: NTSC => NTSC_M_KR\n"); | |
475 | t->std = V4L2_STD_NTSC_M_KR; | |
476 | break; | |
7e578191 MCC |
477 | case '-': |
478 | /* default parameter, do nothing */ | |
479 | break; | |
480 | default: | |
481 | tuner_info("ntsc= argument not recognised\n"); | |
482 | break; | |
483 | } | |
484 | } | |
1da177e4 LT |
485 | return 0; |
486 | } | |
487 | ||
db8a6956 | 488 | static void tuner_status(struct tuner *t) |
7e578191 | 489 | { |
7e578191 | 490 | unsigned long freq, freq_fraction; |
e18f9444 | 491 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
7e578191 MCC |
492 | const char *p; |
493 | ||
494 | switch (t->mode) { | |
495 | case V4L2_TUNER_RADIO: p = "radio"; break; | |
496 | case V4L2_TUNER_ANALOG_TV: p = "analog TV"; break; | |
497 | case V4L2_TUNER_DIGITAL_TV: p = "digital TV"; break; | |
498 | default: p = "undefined"; break; | |
499 | } | |
500 | if (t->mode == V4L2_TUNER_RADIO) { | |
27487d44 HV |
501 | freq = t->radio_freq / 16000; |
502 | freq_fraction = (t->radio_freq % 16000) * 100 / 16000; | |
7e578191 | 503 | } else { |
27487d44 HV |
504 | freq = t->tv_freq / 16; |
505 | freq_fraction = (t->tv_freq % 16) * 100 / 16; | |
7e578191 MCC |
506 | } |
507 | tuner_info("Tuner mode: %s\n", p); | |
508 | tuner_info("Frequency: %lu.%02lu MHz\n", freq, freq_fraction); | |
4ae5c2e5 | 509 | tuner_info("Standard: 0x%08lx\n", (unsigned long)t->std); |
8a4b275f HV |
510 | if (t->mode != V4L2_TUNER_RADIO) |
511 | return; | |
e18f9444 MK |
512 | if (fe_tuner_ops->get_status) { |
513 | u32 tuner_status; | |
514 | ||
515 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
516 | if (tuner_status & TUNER_STATUS_LOCKED) | |
517 | tuner_info("Tuner is locked.\n"); | |
518 | if (tuner_status & TUNER_STATUS_STEREO) | |
519 | tuner_info("Stereo: yes\n"); | |
520 | } | |
7a91a80a | 521 | if (t->ops.has_signal) { |
db8a6956 | 522 | tuner_info("Signal strength: %d\n", t->ops.has_signal(t)); |
8a4b275f | 523 | } |
7a91a80a | 524 | if (t->ops.is_stereo) { |
db8a6956 | 525 | tuner_info("Stereo: %s\n", t->ops.is_stereo(t) ? "yes" : "no"); |
7e578191 MCC |
526 | } |
527 | } | |
8a4b275f | 528 | |
1da177e4 LT |
529 | /* ---------------------------------------------------------------------- */ |
530 | ||
ba8fc399 | 531 | /* static vars: used only in tuner_attach and tuner_probe */ |
f7ce3cc6 MCC |
532 | static unsigned default_mode_mask; |
533 | ||
534 | /* During client attach, set_type is called by adapter's attach_inform callback. | |
535 | set_type must then be completed by tuner_attach. | |
536 | */ | |
1da177e4 LT |
537 | static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) |
538 | { | |
539 | struct tuner *t; | |
540 | ||
f7ce3cc6 MCC |
541 | client_template.adapter = adap; |
542 | client_template.addr = addr; | |
1da177e4 | 543 | |
7408187d | 544 | t = kzalloc(sizeof(struct tuner), GFP_KERNEL); |
f7ce3cc6 MCC |
545 | if (NULL == t) |
546 | return -ENOMEM; | |
f7ce3cc6 | 547 | memcpy(&t->i2c, &client_template, sizeof(struct i2c_client)); |
1da177e4 | 548 | i2c_set_clientdata(&t->i2c, t); |
f7ce3cc6 | 549 | t->type = UNSET; |
f7ce3cc6 MCC |
550 | t->audmode = V4L2_TUNER_MODE_STEREO; |
551 | t->mode_mask = T_UNINITIALIZED; | |
7a91a80a | 552 | t->ops.tuner_status = tuner_status; |
f7ce3cc6 | 553 | |
fd3113e8 MCC |
554 | if (show_i2c) { |
555 | unsigned char buffer[16]; | |
556 | int i,rc; | |
557 | ||
558 | memset(buffer, 0, sizeof(buffer)); | |
559 | rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); | |
67678360 | 560 | tuner_info("I2C RECV = "); |
fd3113e8 MCC |
561 | for (i=0;i<rc;i++) |
562 | printk("%02x ",buffer[i]); | |
563 | printk("\n"); | |
564 | } | |
c28089a6 MH |
565 | /* HACK: This test were added to avoid tuner to probe tda9840 and tea6415c on the MXB card */ |
566 | if (adap->id == I2C_HW_SAA7146 && addr < 0x4a) | |
567 | return -ENODEV; | |
568 | ||
257c645d | 569 | /* autodetection code based on the i2c addr */ |
c5287ba1 | 570 | if (!no_autodetect) { |
13dd38d0 | 571 | switch (addr) { |
9ee476a5 | 572 | #ifdef CONFIG_TUNER_TEA5761 |
8573a9e6 | 573 | case 0x10: |
db8a6956 | 574 | if (tea5761_autodetection(t) != EINVAL) { |
8573a9e6 MCC |
575 | t->type = TUNER_TEA5761; |
576 | t->mode_mask = T_RADIO; | |
577 | t->mode = T_STANDBY; | |
578 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
579 | default_mode_mask &= ~T_RADIO; | |
580 | ||
581 | goto register_client; | |
582 | } | |
583 | break; | |
584 | #endif | |
13dd38d0 MCC |
585 | case 0x42: |
586 | case 0x43: | |
587 | case 0x4a: | |
95736034 | 588 | case 0x4b: |
67678360 MCC |
589 | /* If chip is not tda8290, don't register. |
590 | since it can be tda9887*/ | |
910bb3e3 | 591 | if (tda8290_probe(t->i2c.adapter, t->i2c.addr) == 0) { |
15396236 MCC |
592 | tuner_dbg("chip at addr %x is a tda8290\n", addr); |
593 | } else { | |
594 | /* Default is being tda9887 */ | |
595 | t->type = TUNER_TDA9887; | |
596 | t->mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; | |
597 | t->mode = T_STANDBY; | |
598 | goto register_client; | |
13dd38d0 | 599 | } |
07345f5d HH |
600 | break; |
601 | case 0x60: | |
db8a6956 | 602 | if (tea5767_autodetection(t) != EINVAL) { |
07345f5d HH |
603 | t->type = TUNER_TEA5767; |
604 | t->mode_mask = T_RADIO; | |
605 | t->mode = T_STANDBY; | |
27487d44 | 606 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ |
07345f5d | 607 | default_mode_mask &= ~T_RADIO; |
13dd38d0 | 608 | |
07345f5d HH |
609 | goto register_client; |
610 | } | |
611 | break; | |
f7ce3cc6 MCC |
612 | } |
613 | } | |
1da177e4 | 614 | |
f7ce3cc6 MCC |
615 | /* Initializes only the first adapter found */ |
616 | if (default_mode_mask != T_UNINITIALIZED) { | |
617 | tuner_dbg ("Setting mode_mask to 0x%02x\n", default_mode_mask); | |
618 | t->mode_mask = default_mode_mask; | |
27487d44 HV |
619 | t->tv_freq = 400 * 16; /* Sets freq to VHF High */ |
620 | t->radio_freq = 87.5 * 16000; /* Sets freq to FM range */ | |
f7ce3cc6 MCC |
621 | default_mode_mask = T_UNINITIALIZED; |
622 | } | |
56fc08ca | 623 | |
f7ce3cc6 | 624 | /* Should be just before return */ |
67678360 MCC |
625 | register_client: |
626 | tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); | |
f7ce3cc6 | 627 | i2c_attach_client (&t->i2c); |
cfeb8839 | 628 | set_type (&t->i2c,t->type, t->mode_mask, t->config, t->tuner_callback); |
1da177e4 LT |
629 | return 0; |
630 | } | |
631 | ||
632 | static int tuner_probe(struct i2c_adapter *adap) | |
633 | { | |
634 | if (0 != addr) { | |
f5bec396 MCC |
635 | normal_i2c[0] = addr; |
636 | normal_i2c[1] = I2C_CLIENT_END; | |
1da177e4 | 637 | } |
1da177e4 | 638 | |
f7ce3cc6 | 639 | default_mode_mask = T_RADIO | T_ANALOG_TV | T_DIGITAL_TV; |
391cd727 | 640 | |
1da177e4 LT |
641 | if (adap->class & I2C_CLASS_TV_ANALOG) |
642 | return i2c_probe(adap, &addr_data, tuner_attach); | |
643 | return 0; | |
644 | } | |
645 | ||
646 | static int tuner_detach(struct i2c_client *client) | |
647 | { | |
648 | struct tuner *t = i2c_get_clientdata(client); | |
391cd727 MCC |
649 | int err; |
650 | ||
f7ce3cc6 | 651 | err = i2c_detach_client(&t->i2c); |
391cd727 | 652 | if (err) { |
f7ce3cc6 MCC |
653 | tuner_warn |
654 | ("Client deregistration failed, client not detached.\n"); | |
391cd727 MCC |
655 | return err; |
656 | } | |
1da177e4 | 657 | |
7a91a80a | 658 | if (t->ops.release) |
db8a6956 | 659 | t->ops.release(t); |
052c50d9 MK |
660 | else { |
661 | kfree(t->priv); | |
662 | } | |
1da177e4 LT |
663 | kfree(t); |
664 | return 0; | |
665 | } | |
666 | ||
f7ce3cc6 MCC |
667 | /* |
668 | * Switch tuner to other mode. If tuner support both tv and radio, | |
669 | * set another frequency to some value (This is needed for some pal | |
670 | * tuners to avoid locking). Otherwise, just put second tuner in | |
671 | * standby mode. | |
672 | */ | |
673 | ||
674 | static inline int set_mode(struct i2c_client *client, struct tuner *t, int mode, char *cmd) | |
675 | { | |
4ac97914 MCC |
676 | if (mode == t->mode) |
677 | return 0; | |
678 | ||
679 | t->mode = mode; | |
680 | ||
681 | if (check_mode(t, cmd) == EINVAL) { | |
682 | t->mode = T_STANDBY; | |
7a91a80a | 683 | if (t->ops.standby) |
db8a6956 | 684 | t->ops.standby(t); |
4ac97914 MCC |
685 | return EINVAL; |
686 | } | |
687 | return 0; | |
f7ce3cc6 MCC |
688 | } |
689 | ||
690 | #define switch_v4l2() if (!t->using_v4l2) \ | |
4ac97914 MCC |
691 | tuner_dbg("switching to v4l2\n"); \ |
692 | t->using_v4l2 = 1; | |
f7ce3cc6 MCC |
693 | |
694 | static inline int check_v4l2(struct tuner *t) | |
695 | { | |
3bbe5a83 HV |
696 | /* bttv still uses both v4l1 and v4l2 calls to the tuner (v4l2 for |
697 | TV, v4l1 for radio), until that is fixed this code is disabled. | |
698 | Otherwise the radio (v4l1) wouldn't tune after using the TV (v4l2) | |
699 | first. */ | |
f7ce3cc6 MCC |
700 | return 0; |
701 | } | |
1da177e4 | 702 | |
f7ce3cc6 | 703 | static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) |
1da177e4 LT |
704 | { |
705 | struct tuner *t = i2c_get_clientdata(client); | |
e18f9444 | 706 | struct dvb_tuner_ops *fe_tuner_ops = &t->fe.ops.tuner_ops; |
1da177e4 | 707 | |
f9195ded | 708 | if (tuner_debug>1) |
5e453dc7 MK |
709 | v4l_i2c_print_ioctl(&(t->i2c),cmd); |
710 | ||
f7ce3cc6 | 711 | switch (cmd) { |
1da177e4 | 712 | /* --- configuration --- */ |
56fc08ca | 713 | case TUNER_SET_TYPE_ADDR: |
de956c1e | 714 | tuner_dbg ("Calling set_type_addr for type=%d, addr=0x%02x, mode=0x%02x, config=0x%02x\n", |
f7ce3cc6 MCC |
715 | ((struct tuner_setup *)arg)->type, |
716 | ((struct tuner_setup *)arg)->addr, | |
de956c1e HH |
717 | ((struct tuner_setup *)arg)->mode_mask, |
718 | ((struct tuner_setup *)arg)->config); | |
f7ce3cc6 MCC |
719 | |
720 | set_addr(client, (struct tuner_setup *)arg); | |
391cd727 | 721 | break; |
1da177e4 | 722 | case AUDC_SET_RADIO: |
27487d44 HV |
723 | if (set_mode(client, t, V4L2_TUNER_RADIO, "AUDC_SET_RADIO") |
724 | == EINVAL) | |
725 | return 0; | |
726 | if (t->radio_freq) | |
727 | set_freq(client, t->radio_freq); | |
1da177e4 | 728 | break; |
793cf9e6 | 729 | case TUNER_SET_STANDBY: |
27487d44 HV |
730 | if (check_mode(t, "TUNER_SET_STANDBY") == EINVAL) |
731 | return 0; | |
15396236 | 732 | t->mode = T_STANDBY; |
7a91a80a | 733 | if (t->ops.standby) |
db8a6956 | 734 | t->ops.standby(t); |
27487d44 | 735 | break; |
985bc96e | 736 | #ifdef CONFIG_VIDEO_V4L1 |
fd3113e8 MCC |
737 | case VIDIOCSAUDIO: |
738 | if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) | |
739 | return 0; | |
740 | if (check_v4l2(t) == EINVAL) | |
741 | return 0; | |
742 | ||
743 | /* Should be implemented, since bttv calls it */ | |
744 | tuner_dbg("VIDIOCSAUDIO not implemented.\n"); | |
f7ce3cc6 | 745 | break; |
1da177e4 | 746 | case VIDIOCSCHAN: |
f7ce3cc6 MCC |
747 | { |
748 | static const v4l2_std_id map[] = { | |
749 | [VIDEO_MODE_PAL] = V4L2_STD_PAL, | |
750 | [VIDEO_MODE_NTSC] = V4L2_STD_NTSC_M, | |
751 | [VIDEO_MODE_SECAM] = V4L2_STD_SECAM, | |
752 | [4 /* bttv */ ] = V4L2_STD_PAL_M, | |
753 | [5 /* bttv */ ] = V4L2_STD_PAL_N, | |
754 | [6 /* bttv */ ] = V4L2_STD_NTSC_M_JP, | |
755 | }; | |
756 | struct video_channel *vc = arg; | |
757 | ||
758 | if (check_v4l2(t) == EINVAL) | |
759 | return 0; | |
760 | ||
761 | if (set_mode(client,t,V4L2_TUNER_ANALOG_TV, "VIDIOCSCHAN")==EINVAL) | |
762 | return 0; | |
763 | ||
764 | if (vc->norm < ARRAY_SIZE(map)) | |
765 | t->std = map[vc->norm]; | |
766 | tuner_fixup_std(t); | |
27487d44 HV |
767 | if (t->tv_freq) |
768 | set_tv_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
769 | return 0; |
770 | } | |
1da177e4 | 771 | case VIDIOCSFREQ: |
f7ce3cc6 MCC |
772 | { |
773 | unsigned long *v = arg; | |
1da177e4 | 774 | |
f7ce3cc6 MCC |
775 | if (check_mode(t, "VIDIOCSFREQ") == EINVAL) |
776 | return 0; | |
777 | if (check_v4l2(t) == EINVAL) | |
778 | return 0; | |
779 | ||
780 | set_freq(client, *v); | |
781 | return 0; | |
782 | } | |
1da177e4 | 783 | case VIDIOCGTUNER: |
f7ce3cc6 MCC |
784 | { |
785 | struct video_tuner *vt = arg; | |
786 | ||
787 | if (check_mode(t, "VIDIOCGTUNER") == EINVAL) | |
788 | return 0; | |
789 | if (check_v4l2(t) == EINVAL) | |
790 | return 0; | |
791 | ||
792 | if (V4L2_TUNER_RADIO == t->mode) { | |
e18f9444 MK |
793 | if (fe_tuner_ops->get_status) { |
794 | u32 tuner_status; | |
795 | ||
796 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
797 | if (tuner_status & TUNER_STATUS_STEREO) | |
798 | vt->flags |= VIDEO_TUNER_STEREO_ON; | |
799 | else | |
800 | vt->flags &= ~VIDEO_TUNER_STEREO_ON; | |
801 | vt->signal = tuner_status & TUNER_STATUS_LOCKED | |
802 | ? 65535 : 0; | |
803 | } else { | |
804 | if (t->ops.is_stereo) { | |
805 | if (t->ops.is_stereo(t)) | |
806 | vt->flags |= | |
807 | VIDEO_TUNER_STEREO_ON; | |
808 | else | |
809 | vt->flags &= | |
810 | ~VIDEO_TUNER_STEREO_ON; | |
811 | } | |
812 | if (t->ops.has_signal) | |
813 | vt->signal = t->ops.has_signal(t); | |
f7ce3cc6 MCC |
814 | } |
815 | vt->flags |= VIDEO_TUNER_LOW; /* Allow freqs at 62.5 Hz */ | |
586b0cab | 816 | |
f7ce3cc6 MCC |
817 | vt->rangelow = radio_range[0] * 16000; |
818 | vt->rangehigh = radio_range[1] * 16000; | |
586b0cab | 819 | |
f7ce3cc6 MCC |
820 | } else { |
821 | vt->rangelow = tv_range[0] * 16; | |
822 | vt->rangehigh = tv_range[1] * 16; | |
823 | } | |
56fc08ca | 824 | |
f7ce3cc6 MCC |
825 | return 0; |
826 | } | |
1da177e4 | 827 | case VIDIOCGAUDIO: |
f7ce3cc6 MCC |
828 | { |
829 | struct video_audio *va = arg; | |
830 | ||
831 | if (check_mode(t, "VIDIOCGAUDIO") == EINVAL) | |
832 | return 0; | |
833 | if (check_v4l2(t) == EINVAL) | |
834 | return 0; | |
835 | ||
e18f9444 MK |
836 | if (V4L2_TUNER_RADIO == t->mode) { |
837 | if (fe_tuner_ops->get_status) { | |
838 | u32 tuner_status; | |
839 | ||
840 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
841 | va->mode = (tuner_status & TUNER_STATUS_STEREO) | |
842 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
843 | } else if (t->ops.is_stereo) | |
844 | va->mode = t->ops.is_stereo(t) | |
845 | ? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; | |
846 | } | |
f7ce3cc6 MCC |
847 | return 0; |
848 | } | |
985bc96e MCC |
849 | #endif |
850 | case TDA9887_SET_CONFIG: | |
851 | if (t->type == TUNER_TDA9887) { | |
852 | int *i = arg; | |
1da177e4 | 853 | |
985bc96e MCC |
854 | t->tda9887_config = *i; |
855 | set_freq(client, t->tv_freq); | |
856 | } | |
857 | break; | |
858 | /* --- v4l ioctls --- */ | |
859 | /* take care: bttv does userspace copying, we'll get a | |
860 | kernel pointer here... */ | |
1da177e4 | 861 | case VIDIOC_S_STD: |
f7ce3cc6 MCC |
862 | { |
863 | v4l2_std_id *id = arg; | |
1da177e4 | 864 | |
f7ce3cc6 MCC |
865 | if (set_mode (client, t, V4L2_TUNER_ANALOG_TV, "VIDIOC_S_STD") |
866 | == EINVAL) | |
867 | return 0; | |
56fc08ca | 868 | |
f7ce3cc6 MCC |
869 | switch_v4l2(); |
870 | ||
871 | t->std = *id; | |
872 | tuner_fixup_std(t); | |
27487d44 HV |
873 | if (t->tv_freq) |
874 | set_freq(client, t->tv_freq); | |
f7ce3cc6 MCC |
875 | break; |
876 | } | |
1da177e4 | 877 | case VIDIOC_S_FREQUENCY: |
f7ce3cc6 MCC |
878 | { |
879 | struct v4l2_frequency *f = arg; | |
880 | ||
4f725cb3 HV |
881 | if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") |
882 | == EINVAL) | |
883 | return 0; | |
f7ce3cc6 | 884 | switch_v4l2(); |
27487d44 | 885 | set_freq(client,f->frequency); |
c184ca36 | 886 | |
f7ce3cc6 MCC |
887 | break; |
888 | } | |
889 | case VIDIOC_G_FREQUENCY: | |
890 | { | |
891 | struct v4l2_frequency *f = arg; | |
892 | ||
893 | if (check_mode(t, "VIDIOC_G_FREQUENCY") == EINVAL) | |
894 | return 0; | |
895 | switch_v4l2(); | |
896 | f->type = t->mode; | |
e18f9444 MK |
897 | if (fe_tuner_ops->get_frequency) { |
898 | u32 abs_freq; | |
899 | ||
900 | fe_tuner_ops->get_frequency(&t->fe, &abs_freq); | |
901 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? | |
902 | (abs_freq * 2 + 125/2) / 125 : | |
903 | (abs_freq + 62500/2) / 62500; | |
904 | break; | |
905 | } | |
27487d44 HV |
906 | f->frequency = (V4L2_TUNER_RADIO == t->mode) ? |
907 | t->radio_freq : t->tv_freq; | |
f7ce3cc6 MCC |
908 | break; |
909 | } | |
1da177e4 | 910 | case VIDIOC_G_TUNER: |
f7ce3cc6 MCC |
911 | { |
912 | struct v4l2_tuner *tuner = arg; | |
913 | ||
914 | if (check_mode(t, "VIDIOC_G_TUNER") == EINVAL) | |
915 | return 0; | |
916 | switch_v4l2(); | |
917 | ||
8a4b275f | 918 | tuner->type = t->mode; |
7a91a80a | 919 | if (t->ops.get_afc) |
db8a6956 | 920 | tuner->afc=t->ops.get_afc(t); |
ab4cecf9 HV |
921 | if (t->mode == V4L2_TUNER_ANALOG_TV) |
922 | tuner->capability |= V4L2_TUNER_CAP_NORM; | |
8a4b275f | 923 | if (t->mode != V4L2_TUNER_RADIO) { |
f7ce3cc6 MCC |
924 | tuner->rangelow = tv_range[0] * 16; |
925 | tuner->rangehigh = tv_range[1] * 16; | |
8a4b275f HV |
926 | break; |
927 | } | |
928 | ||
929 | /* radio mode */ | |
8a4b275f HV |
930 | tuner->rxsubchans = |
931 | V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; | |
e18f9444 MK |
932 | if (fe_tuner_ops->get_status) { |
933 | u32 tuner_status; | |
934 | ||
935 | fe_tuner_ops->get_status(&t->fe, &tuner_status); | |
936 | tuner->rxsubchans = (tuner_status & TUNER_STATUS_STEREO) ? | |
8a4b275f | 937 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; |
e18f9444 MK |
938 | tuner->signal = tuner_status & TUNER_STATUS_LOCKED ? 65535 : 0; |
939 | } else { | |
940 | if (t->ops.is_stereo) { | |
941 | tuner->rxsubchans = t->ops.is_stereo(t) ? | |
942 | V4L2_TUNER_SUB_STEREO : V4L2_TUNER_SUB_MONO; | |
943 | } | |
944 | if (t->ops.has_signal) | |
945 | tuner->signal = t->ops.has_signal(t); | |
56fc08ca | 946 | } |
8a4b275f HV |
947 | tuner->capability |= |
948 | V4L2_TUNER_CAP_LOW | V4L2_TUNER_CAP_STEREO; | |
949 | tuner->audmode = t->audmode; | |
950 | tuner->rangelow = radio_range[0] * 16000; | |
951 | tuner->rangehigh = radio_range[1] * 16000; | |
f7ce3cc6 MCC |
952 | break; |
953 | } | |
954 | case VIDIOC_S_TUNER: | |
955 | { | |
956 | struct v4l2_tuner *tuner = arg; | |
957 | ||
958 | if (check_mode(t, "VIDIOC_S_TUNER") == EINVAL) | |
959 | return 0; | |
960 | ||
961 | switch_v4l2(); | |
962 | ||
8a4b275f HV |
963 | /* do nothing unless we're a radio tuner */ |
964 | if (t->mode != V4L2_TUNER_RADIO) | |
965 | break; | |
966 | t->audmode = tuner->audmode; | |
967 | set_radio_freq(client, t->radio_freq); | |
f7ce3cc6 | 968 | break; |
56fc08ca | 969 | } |
cd43c3f6 | 970 | case VIDIOC_LOG_STATUS: |
7a91a80a | 971 | if (t->ops.tuner_status) |
db8a6956 | 972 | t->ops.tuner_status(t); |
cd43c3f6 | 973 | break; |
1da177e4 LT |
974 | } |
975 | ||
976 | return 0; | |
977 | } | |
978 | ||
21b48a70 | 979 | static int tuner_suspend(struct i2c_client *c, pm_message_t state) |
1da177e4 | 980 | { |
f7ce3cc6 | 981 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 982 | |
f7ce3cc6 | 983 | tuner_dbg ("suspend\n"); |
1da177e4 LT |
984 | /* FIXME: power down ??? */ |
985 | return 0; | |
986 | } | |
987 | ||
21b48a70 | 988 | static int tuner_resume(struct i2c_client *c) |
1da177e4 | 989 | { |
f7ce3cc6 | 990 | struct tuner *t = i2c_get_clientdata (c); |
1da177e4 | 991 | |
f7ce3cc6 | 992 | tuner_dbg ("resume\n"); |
27487d44 HV |
993 | if (V4L2_TUNER_RADIO == t->mode) { |
994 | if (t->radio_freq) | |
995 | set_freq(c, t->radio_freq); | |
996 | } else { | |
997 | if (t->tv_freq) | |
998 | set_freq(c, t->tv_freq); | |
999 | } | |
1da177e4 LT |
1000 | return 0; |
1001 | } | |
1002 | ||
1003 | /* ----------------------------------------------------------------------- */ | |
1004 | ||
1005 | static struct i2c_driver driver = { | |
f7ce3cc6 | 1006 | .id = I2C_DRIVERID_TUNER, |
f7ce3cc6 MCC |
1007 | .attach_adapter = tuner_probe, |
1008 | .detach_client = tuner_detach, | |
1009 | .command = tuner_command, | |
21b48a70 JD |
1010 | .suspend = tuner_suspend, |
1011 | .resume = tuner_resume, | |
1da177e4 | 1012 | .driver = { |
cab462f7 | 1013 | .name = "tuner", |
cab462f7 | 1014 | }, |
1da177e4 | 1015 | }; |
f7ce3cc6 | 1016 | static struct i2c_client client_template = { |
fae91e72 | 1017 | .name = "(tuner unset)", |
f7ce3cc6 | 1018 | .driver = &driver, |
1da177e4 LT |
1019 | }; |
1020 | ||
1021 | static int __init tuner_init_module(void) | |
1022 | { | |
1023 | return i2c_add_driver(&driver); | |
1024 | } | |
1025 | ||
1026 | static void __exit tuner_cleanup_module(void) | |
1027 | { | |
1028 | i2c_del_driver(&driver); | |
1029 | } | |
1030 | ||
1031 | module_init(tuner_init_module); | |
1032 | module_exit(tuner_cleanup_module); | |
1033 | ||
1034 | /* | |
1035 | * Overrides for Emacs so that we follow Linus's tabbing style. | |
1036 | * --------------------------------------------------------------------------- | |
1037 | * Local variables: | |
1038 | * c-basic-offset: 8 | |
1039 | * End: | |
1040 | */ |