blob: 0d54f6c1982bc9e66adce1d68bc2981b20e09608 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#include <linux/module.h>
2#include <linux/moduleparam.h>
3#include <linux/kernel.h>
4#include <linux/i2c.h>
5#include <linux/types.h>
6#include <linux/videodev.h>
7#include <linux/init.h>
8#include <linux/errno.h>
9#include <linux/slab.h>
10#include <linux/delay.h>
11
Michael Krufky5e453dc2006-01-09 15:32:31 -020012#include <media/v4l2-common.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#include <media/tuner.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070014
Mauro Carvalho Chehab674434c2005-12-12 00:37:28 -080015
Linus Torvalds1da177e2005-04-16 15:20:36 -070016/* Chips:
17 TDA9885 (PAL, NTSC)
18 TDA9886 (PAL, SECAM, NTSC)
19 TDA9887 (PAL, SECAM, NTSC, FM Radio)
20
21 found on:
22 - Pinnacle PCTV (Jul.2002 Version with MT2032, bttv)
23 TDA9887 (world), TDA9885 (USA)
24 Note: OP2 of tda988x must be set to 1, else MT2032 is disabled!
25 - KNC One TV-Station RDS (saa7134)
Mauro Carvalho Chehab21d4df32005-09-09 13:03:59 -070026 - Hauppauge PVR-150/500 (possibly more)
Linus Torvalds1da177e2005-04-16 15:20:36 -070027*/
28
29
30/* Addresses to scan */
31static unsigned short normal_i2c[] = {
32 0x84 >>1,
33 0x86 >>1,
34 0x96 >>1,
35 I2C_CLIENT_END,
36};
Linus Torvalds1da177e2005-04-16 15:20:36 -070037I2C_CLIENT_INSMOD;
38
39/* insmod options */
40static unsigned int debug = 0;
41module_param(debug, int, 0644);
42MODULE_LICENSE("GPL");
43
44/* ---------------------------------------------------------------------- */
45
46#define UNSET (-1U)
Hans Verkuil4eb0c142005-11-08 21:37:18 -080047#define tda9887_info(fmt, arg...) do {\
48 printk(KERN_INFO "%s %d-%04x: " fmt, t->client.name, \
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -080049 i2c_adapter_id(t->client.adapter), t->client.addr , ##arg); } while (0)
Hans Verkuil4eb0c142005-11-08 21:37:18 -080050#define tda9887_dbg(fmt, arg...) do {\
51 if (debug) \
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -080052 printk(KERN_INFO "%s %d-%04x: " fmt, t->client.name, \
53 i2c_adapter_id(t->client.adapter), t->client.addr , ##arg); } while (0)
Linus Torvalds1da177e2005-04-16 15:20:36 -070054
55struct tda9887 {
56 struct i2c_client client;
57 v4l2_std_id std;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -070058 enum tuner_mode mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -070059 unsigned int config;
Linus Torvalds1da177e2005-04-16 15:20:36 -070060 unsigned int using_v4l2;
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -070061 unsigned int radio_mode;
Hans Verkuil299392b2005-11-08 21:37:42 -080062 unsigned char data[4];
Linus Torvalds1da177e2005-04-16 15:20:36 -070063};
64
65struct tvnorm {
66 v4l2_std_id std;
67 char *name;
68 unsigned char b;
69 unsigned char c;
70 unsigned char e;
71};
72
73static struct i2c_driver driver;
74static struct i2c_client client_template;
75
76/* ---------------------------------------------------------------------- */
77
78//
79// TDA defines
80//
81
82//// first reg (b)
83#define cVideoTrapBypassOFF 0x00 // bit b0
84#define cVideoTrapBypassON 0x01 // bit b0
85
86#define cAutoMuteFmInactive 0x00 // bit b1
87#define cAutoMuteFmActive 0x02 // bit b1
88
89#define cIntercarrier 0x00 // bit b2
90#define cQSS 0x04 // bit b2
91
92#define cPositiveAmTV 0x00 // bit b3:4
93#define cFmRadio 0x08 // bit b3:4
94#define cNegativeFmTV 0x10 // bit b3:4
95
96
97#define cForcedMuteAudioON 0x20 // bit b5
98#define cForcedMuteAudioOFF 0x00 // bit b5
99
100#define cOutputPort1Active 0x00 // bit b6
101#define cOutputPort1Inactive 0x40 // bit b6
102
103#define cOutputPort2Active 0x00 // bit b7
104#define cOutputPort2Inactive 0x80 // bit b7
105
106
107//// second reg (c)
108#define cDeemphasisOFF 0x00 // bit c5
109#define cDeemphasisON 0x20 // bit c5
110
111#define cDeemphasis75 0x00 // bit c6
112#define cDeemphasis50 0x40 // bit c6
113
114#define cAudioGain0 0x00 // bit c7
115#define cAudioGain6 0x80 // bit c7
116
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200117#define cTopMask 0x1f // bit c0:4
118#define cTopPalSecamDefault 0x14 // bit c0:4
119#define cTopNtscRadioDefault 0x10 // bit c0:4
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120
121//// third reg (e)
122#define cAudioIF_4_5 0x00 // bit e0:1
123#define cAudioIF_5_5 0x01 // bit e0:1
124#define cAudioIF_6_0 0x02 // bit e0:1
125#define cAudioIF_6_5 0x03 // bit e0:1
126
127
128#define cVideoIF_58_75 0x00 // bit e2:4
129#define cVideoIF_45_75 0x04 // bit e2:4
130#define cVideoIF_38_90 0x08 // bit e2:4
131#define cVideoIF_38_00 0x0C // bit e2:4
132#define cVideoIF_33_90 0x10 // bit e2:4
133#define cVideoIF_33_40 0x14 // bit e2:4
134#define cRadioIF_45_75 0x18 // bit e2:4
135#define cRadioIF_38_90 0x1C // bit e2:4
136
137
138#define cTunerGainNormal 0x00 // bit e5
139#define cTunerGainLow 0x20 // bit e5
140
141#define cGating_18 0x00 // bit e6
142#define cGating_36 0x40 // bit e6
143
144#define cAgcOutON 0x80 // bit e7
145#define cAgcOutOFF 0x00 // bit e7
146
147/* ---------------------------------------------------------------------- */
148
149static struct tvnorm tvnorms[] = {
150 {
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200151 .std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H | V4L2_STD_PAL_N,
152 .name = "PAL-BGHN",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153 .b = ( cNegativeFmTV |
154 cQSS ),
155 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200156 cDeemphasis50 |
157 cTopPalSecamDefault),
158 .e = ( cGating_36 |
159 cAudioIF_5_5 |
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160 cVideoIF_38_90 ),
161 },{
162 .std = V4L2_STD_PAL_I,
163 .name = "PAL-I",
164 .b = ( cNegativeFmTV |
165 cQSS ),
166 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200167 cDeemphasis50 |
168 cTopPalSecamDefault),
169 .e = ( cGating_36 |
170 cAudioIF_6_0 |
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171 cVideoIF_38_90 ),
172 },{
173 .std = V4L2_STD_PAL_DK,
174 .name = "PAL-DK",
175 .b = ( cNegativeFmTV |
176 cQSS ),
177 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200178 cDeemphasis50 |
179 cTopPalSecamDefault),
180 .e = ( cGating_36 |
181 cAudioIF_6_5 |
182 cVideoIF_38_90 ),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700183 },{
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200184 .std = V4L2_STD_PAL_M | V4L2_STD_PAL_Nc,
185 .name = "PAL-M/Nc",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186 .b = ( cNegativeFmTV |
187 cQSS ),
188 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200189 cDeemphasis75 |
190 cTopNtscRadioDefault),
191 .e = ( cGating_36 |
192 cAudioIF_4_5 |
Linus Torvalds1da177e2005-04-16 15:20:36 -0700193 cVideoIF_45_75 ),
194 },{
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200195 .std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H,
196 .name = "SECAM-BGH",
197 .b = ( cPositiveAmTV |
198 cQSS ),
199 .c = ( cTopPalSecamDefault),
200 .e = ( cGating_36 |
201 cAudioIF_5_5 |
202 cVideoIF_38_90 ),
203 },{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700204 .std = V4L2_STD_SECAM_L,
205 .name = "SECAM-L",
206 .b = ( cPositiveAmTV |
207 cQSS ),
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200208 .c = ( cTopPalSecamDefault),
Nickolay V. Shmyrev3375c392005-11-08 21:37:05 -0800209 .e = ( cGating_36 |
Nickolay V. Shmyrev5f7591c2005-11-08 21:37:04 -0800210 cAudioIF_6_5 |
Linus Torvalds1da177e2005-04-16 15:20:36 -0700211 cVideoIF_38_90 ),
212 },{
Mauro Carvalho Chehabf3c59872006-01-09 15:25:00 -0200213 .std = V4L2_STD_SECAM_LC,
214 .name = "SECAM-L'",
215 .b = ( cOutputPort2Inactive |
216 cPositiveAmTV |
217 cQSS ),
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200218 .c = ( cTopPalSecamDefault),
Mauro Carvalho Chehabf3c59872006-01-09 15:25:00 -0200219 .e = ( cGating_36 |
220 cAudioIF_6_5 |
221 cVideoIF_33_90 ),
222 },{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700223 .std = V4L2_STD_SECAM_DK,
224 .name = "SECAM-DK",
225 .b = ( cNegativeFmTV |
226 cQSS ),
227 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200228 cDeemphasis50 |
229 cTopPalSecamDefault),
230 .e = ( cGating_36 |
231 cAudioIF_6_5 |
232 cVideoIF_38_90 ),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233 },{
Hans Verkuil0dfd8122006-02-07 06:45:34 -0200234 .std = V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_KR,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700235 .name = "NTSC-M",
236 .b = ( cNegativeFmTV |
237 cQSS ),
238 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200239 cDeemphasis75 |
240 cTopNtscRadioDefault),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241 .e = ( cGating_36 |
242 cAudioIF_4_5 |
243 cVideoIF_45_75 ),
244 },{
245 .std = V4L2_STD_NTSC_M_JP,
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200246 .name = "NTSC-M-JP",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700247 .b = ( cNegativeFmTV |
248 cQSS ),
249 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200250 cDeemphasis50 |
251 cTopNtscRadioDefault),
Linus Torvalds1da177e2005-04-16 15:20:36 -0700252 .e = ( cGating_36 |
253 cAudioIF_4_5 |
254 cVideoIF_58_75 ),
255 }
256};
257
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700258static struct tvnorm radio_stereo = {
259 .name = "Radio Stereo",
260 .b = ( cFmRadio |
261 cQSS ),
262 .c = ( cDeemphasisOFF |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200263 cAudioGain6 |
264 cTopNtscRadioDefault),
265 .e = ( cTunerGainLow |
266 cAudioIF_5_5 |
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700267 cRadioIF_38_90 ),
268};
269
270static struct tvnorm radio_mono = {
271 .name = "Radio Mono",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700272 .b = ( cFmRadio |
273 cQSS ),
274 .c = ( cDeemphasisON |
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200275 cDeemphasis75 |
276 cTopNtscRadioDefault),
277 .e = ( cTunerGainLow |
278 cAudioIF_5_5 |
Linus Torvalds1da177e2005-04-16 15:20:36 -0700279 cRadioIF_38_90 ),
280};
281
282/* ---------------------------------------------------------------------- */
283
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800284static void dump_read_message(struct tda9887 *t, unsigned char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700285{
286 static char *afc[16] = {
287 "- 12.5 kHz",
288 "- 37.5 kHz",
289 "- 62.5 kHz",
290 "- 87.5 kHz",
291 "-112.5 kHz",
292 "-137.5 kHz",
293 "-162.5 kHz",
294 "-187.5 kHz [min]",
295 "+187.5 kHz [max]",
296 "+162.5 kHz",
297 "+137.5 kHz",
298 "+112.5 kHz",
299 "+ 87.5 kHz",
300 "+ 62.5 kHz",
301 "+ 37.5 kHz",
302 "+ 12.5 kHz",
303 };
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800304 tda9887_info("read: 0x%2x\n", buf[0]);
305 tda9887_info(" after power on : %s\n", (buf[0] & 0x01) ? "yes" : "no");
306 tda9887_info(" afc : %s\n", afc[(buf[0] >> 1) & 0x0f]);
307 tda9887_info(" fmif level : %s\n", (buf[0] & 0x20) ? "high" : "low");
308 tda9887_info(" afc window : %s\n", (buf[0] & 0x40) ? "in" : "out");
309 tda9887_info(" vfi level : %s\n", (buf[0] & 0x80) ? "high" : "low");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310}
311
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800312static void dump_write_message(struct tda9887 *t, unsigned char *buf)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700313{
314 static char *sound[4] = {
315 "AM/TV",
316 "FM/radio",
317 "FM/TV",
318 "FM/radio"
319 };
320 static char *adjust[32] = {
321 "-16", "-15", "-14", "-13", "-12", "-11", "-10", "-9",
322 "-8", "-7", "-6", "-5", "-4", "-3", "-2", "-1",
323 "0", "+1", "+2", "+3", "+4", "+5", "+6", "+7",
324 "+8", "+9", "+10", "+11", "+12", "+13", "+14", "+15"
325 };
326 static char *deemph[4] = {
327 "no", "no", "75", "50"
328 };
329 static char *carrier[4] = {
330 "4.5 MHz",
331 "5.5 MHz",
332 "6.0 MHz",
333 "6.5 MHz / AM"
334 };
335 static char *vif[8] = {
336 "58.75 MHz",
337 "45.75 MHz",
338 "38.9 MHz",
339 "38.0 MHz",
340 "33.9 MHz",
341 "33.4 MHz",
342 "45.75 MHz + pin13",
343 "38.9 MHz + pin13",
344 };
345 static char *rif[4] = {
346 "44 MHz",
347 "52 MHz",
348 "52 MHz",
349 "44 MHz",
350 };
351
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800352 tda9887_info("write: byte B 0x%02x\n",buf[1]);
353 tda9887_info(" B0 video mode : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354 (buf[1] & 0x01) ? "video trap" : "sound trap");
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800355 tda9887_info(" B1 auto mute fm : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700356 (buf[1] & 0x02) ? "yes" : "no");
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800357 tda9887_info(" B2 carrier mode : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700358 (buf[1] & 0x04) ? "QSS" : "Intercarrier");
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800359 tda9887_info(" B3-4 tv sound/radio : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360 sound[(buf[1] & 0x18) >> 3]);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800361 tda9887_info(" B5 force mute audio: %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700362 (buf[1] & 0x20) ? "yes" : "no");
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800363 tda9887_info(" B6 output port 1 : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700364 (buf[1] & 0x40) ? "high (inactive)" : "low (active)");
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800365 tda9887_info(" B7 output port 2 : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700366 (buf[1] & 0x80) ? "high (inactive)" : "low (active)");
367
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800368 tda9887_info("write: byte C 0x%02x\n",buf[2]);
369 tda9887_info(" C0-4 top adjustment : %s dB\n", adjust[buf[2] & 0x1f]);
370 tda9887_info(" C5-6 de-emphasis : %s\n", deemph[(buf[2] & 0x60) >> 5]);
371 tda9887_info(" C7 audio gain : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700372 (buf[2] & 0x80) ? "-6" : "0");
373
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800374 tda9887_info("write: byte E 0x%02x\n",buf[3]);
375 tda9887_info(" E0-1 sound carrier : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700376 carrier[(buf[3] & 0x03)]);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800377 tda9887_info(" E6 l pll gating : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700378 (buf[3] & 0x40) ? "36" : "13");
379
380 if (buf[1] & 0x08) {
381 /* radio */
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800382 tda9887_info(" E2-4 video if : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700383 rif[(buf[3] & 0x0c) >> 2]);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800384 tda9887_info(" E7 vif agc output : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700385 (buf[3] & 0x80)
386 ? ((buf[3] & 0x10) ? "fm-agc radio" : "sif-agc radio")
387 : "fm radio carrier afc");
388 } else {
389 /* video */
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800390 tda9887_info(" E2-4 video if : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700391 vif[(buf[3] & 0x1c) >> 2]);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800392 tda9887_info(" E5 tuner gain : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700393 (buf[3] & 0x80)
394 ? ((buf[3] & 0x20) ? "external" : "normal")
395 : ((buf[3] & 0x20) ? "minimum" : "normal"));
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800396 tda9887_info(" E7 vif agc output : %s\n",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700397 (buf[3] & 0x80)
398 ? ((buf[3] & 0x20)
399 ? "pin3 port, pin22 vif agc out"
400 : "pin22 port, pin3 vif acg ext in")
401 : "pin3+pin22 port");
402 }
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800403 tda9887_info("--\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700404}
405
406/* ---------------------------------------------------------------------- */
407
408static int tda9887_set_tvnorm(struct tda9887 *t, char *buf)
409{
410 struct tvnorm *norm = NULL;
411 int i;
412
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700413 if (t->mode == T_RADIO) {
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700414 if (t->radio_mode == V4L2_TUNER_MODE_MONO)
415 norm = &radio_mono;
416 else
Mauro Carvalho Chehab586b0ca2005-06-28 20:45:21 -0700417 norm = &radio_stereo;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418 } else {
419 for (i = 0; i < ARRAY_SIZE(tvnorms); i++) {
420 if (tvnorms[i].std & t->std) {
421 norm = tvnorms+i;
422 break;
423 }
424 }
425 }
426 if (NULL == norm) {
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800427 tda9887_dbg("Unsupported tvnorm entry - audio muted\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700428 return -1;
429 }
430
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800431 tda9887_dbg("configure for: %s\n",norm->name);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700432 buf[1] = norm->b;
433 buf[2] = norm->c;
434 buf[3] = norm->e;
435 return 0;
436}
437
438static unsigned int port1 = UNSET;
439static unsigned int port2 = UNSET;
440static unsigned int qss = UNSET;
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200441static unsigned int adjust = UNSET;
442
Linus Torvalds1da177e2005-04-16 15:20:36 -0700443module_param(port1, int, 0644);
444module_param(port2, int, 0644);
445module_param(qss, int, 0644);
446module_param(adjust, int, 0644);
447
448static int tda9887_set_insmod(struct tda9887 *t, char *buf)
449{
450 if (UNSET != port1) {
451 if (port1)
452 buf[1] |= cOutputPort1Inactive;
453 else
454 buf[1] &= ~cOutputPort1Inactive;
455 }
456 if (UNSET != port2) {
457 if (port2)
458 buf[1] |= cOutputPort2Inactive;
459 else
460 buf[1] &= ~cOutputPort2Inactive;
461 }
462
463 if (UNSET != qss) {
464 if (qss)
465 buf[1] |= cQSS;
466 else
467 buf[1] &= ~cQSS;
468 }
469
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200470 if (adjust >= 0x00 && adjust < 0x20) {
471 buf[2] &= ~cTopMask;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700472 buf[2] |= adjust;
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200473 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700474 return 0;
475}
476
477static int tda9887_set_config(struct tda9887 *t, char *buf)
478{
479 if (t->config & TDA9887_PORT1_ACTIVE)
480 buf[1] &= ~cOutputPort1Inactive;
481 if (t->config & TDA9887_PORT1_INACTIVE)
482 buf[1] |= cOutputPort1Inactive;
483 if (t->config & TDA9887_PORT2_ACTIVE)
484 buf[1] &= ~cOutputPort2Inactive;
485 if (t->config & TDA9887_PORT2_INACTIVE)
486 buf[1] |= cOutputPort2Inactive;
487
488 if (t->config & TDA9887_QSS)
489 buf[1] |= cQSS;
490 if (t->config & TDA9887_INTERCARRIER)
491 buf[1] &= ~cQSS;
492
493 if (t->config & TDA9887_AUTOMUTE)
494 buf[1] |= cAutoMuteFmActive;
495 if (t->config & TDA9887_DEEMPHASIS_MASK) {
496 buf[2] &= ~0x60;
497 switch (t->config & TDA9887_DEEMPHASIS_MASK) {
498 case TDA9887_DEEMPHASIS_NONE:
499 buf[2] |= cDeemphasisOFF;
500 break;
501 case TDA9887_DEEMPHASIS_50:
502 buf[2] |= cDeemphasisON | cDeemphasis50;
503 break;
504 case TDA9887_DEEMPHASIS_75:
505 buf[2] |= cDeemphasisON | cDeemphasis75;
506 break;
507 }
508 }
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200509 if (t->config & TDA9887_TOP_SET) {
510 buf[2] &= ~cTopMask;
511 buf[2] |= (t->config >> 8) & cTopMask;
512 }
Nickolay V. Shmyrev3ae1adc2005-11-08 21:37:39 -0800513 if ((t->config & TDA9887_INTERCARRIER_NTSC) && (t->std & V4L2_STD_NTSC))
514 buf[1] &= ~cQSS;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700515 return 0;
516}
517
518/* ---------------------------------------------------------------------- */
519
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200520static char pal[] = "--";
521static char secam[] = "--";
522static char ntsc[] = "-";
523
Bert Wesarg975e0462005-04-16 15:25:43 -0700524module_param_string(pal, pal, sizeof(pal), 0644);
Bert Wesarg975e0462005-04-16 15:25:43 -0700525module_param_string(secam, secam, sizeof(secam), 0644);
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200526module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700527
528static int tda9887_fixup_std(struct tda9887 *t)
529{
530 /* get more precise norm info from insmod option */
531 if ((t->std & V4L2_STD_PAL) == V4L2_STD_PAL) {
532 switch (pal[0]) {
533 case 'b':
534 case 'B':
535 case 'g':
536 case 'G':
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200537 case 'h':
538 case 'H':
539 case 'n':
540 case 'N':
541 if (pal[1] == 'c' || pal[1] == 'C') {
542 tda9887_dbg("insmod fixup: PAL => PAL-Nc\n");
543 t->std = V4L2_STD_PAL_Nc;
544 } else {
545 tda9887_dbg("insmod fixup: PAL => PAL-BGHN\n");
546 t->std = V4L2_STD_PAL_BG | V4L2_STD_PAL_H | V4L2_STD_PAL_N;
547 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700548 break;
549 case 'i':
550 case 'I':
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800551 tda9887_dbg("insmod fixup: PAL => PAL-I\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700552 t->std = V4L2_STD_PAL_I;
553 break;
554 case 'd':
555 case 'D':
556 case 'k':
557 case 'K':
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800558 tda9887_dbg("insmod fixup: PAL => PAL-DK\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700559 t->std = V4L2_STD_PAL_DK;
560 break;
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200561 case 'm':
562 case 'M':
563 tda9887_dbg("insmod fixup: PAL => PAL-M\n");
564 t->std = V4L2_STD_PAL_M;
565 break;
Mauro Carvalho Chehab21d4df32005-09-09 13:03:59 -0700566 case '-':
567 /* default parameter, do nothing */
568 break;
569 default:
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800570 tda9887_info("pal= argument not recognised\n");
Mauro Carvalho Chehab21d4df32005-09-09 13:03:59 -0700571 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700572 }
573 }
574 if ((t->std & V4L2_STD_SECAM) == V4L2_STD_SECAM) {
575 switch (secam[0]) {
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200576 case 'b':
577 case 'B':
578 case 'g':
579 case 'G':
580 case 'h':
581 case 'H':
582 tda9887_dbg("insmod fixup: SECAM => SECAM-BGH\n");
583 t->std = V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
584 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700585 case 'd':
586 case 'D':
587 case 'k':
588 case 'K':
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800589 tda9887_dbg("insmod fixup: SECAM => SECAM-DK\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700590 t->std = V4L2_STD_SECAM_DK;
591 break;
592 case 'l':
593 case 'L':
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200594 if (secam[1] == 'c' || secam[1] == 'C') {
595 tda9887_dbg("insmod fixup: SECAM => SECAM-L'\n");
596 t->std = V4L2_STD_SECAM_LC;
597 } else {
598 tda9887_dbg("insmod fixup: SECAM => SECAM-L\n");
599 t->std = V4L2_STD_SECAM_L;
600 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700601 break;
Mauro Carvalho Chehab21d4df32005-09-09 13:03:59 -0700602 case '-':
603 /* default parameter, do nothing */
604 break;
605 default:
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800606 tda9887_info("secam= argument not recognised\n");
Mauro Carvalho Chehab21d4df32005-09-09 13:03:59 -0700607 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700608 }
609 }
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200610 if ((t->std & V4L2_STD_NTSC) == V4L2_STD_NTSC) {
611 switch (ntsc[0]) {
612 case 'm':
613 case 'M':
614 tda9887_dbg("insmod fixup: NTSC => NTSC-M\n");
615 t->std = V4L2_STD_NTSC_M;
616 break;
617 case 'j':
618 case 'J':
619 tda9887_dbg("insmod fixup: NTSC => NTSC_M_JP\n");
620 t->std = V4L2_STD_NTSC_M_JP;
621 break;
Hans Verkuil0dfd8122006-02-07 06:45:34 -0200622 case 'k':
623 case 'K':
624 tda9887_dbg("insmod fixup: NTSC => NTSC_M_KR\n");
625 t->std = V4L2_STD_NTSC_M_KR;
626 break;
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200627 case '-':
628 /* default parameter, do nothing */
629 break;
630 default:
631 tda9887_info("ntsc= argument not recognised\n");
632 break;
633 }
634 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700635 return 0;
636}
637
638static int tda9887_status(struct tda9887 *t)
639{
640 unsigned char buf[1];
641 int rc;
642
643 memset(buf,0,sizeof(buf));
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800644 if (1 != (rc = i2c_master_recv(&t->client,buf,1)))
645 tda9887_info("i2c i/o error: rc == %d (should be 1)\n",rc);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800646 dump_read_message(t, buf);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700647 return 0;
648}
649
650static int tda9887_configure(struct tda9887 *t)
651{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700652 int rc;
653
Hans Verkuil299392b2005-11-08 21:37:42 -0800654 memset(t->data,0,sizeof(t->data));
655 tda9887_set_tvnorm(t,t->data);
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700656
Hans Verkuilf98c55e2006-01-09 15:25:18 -0200657 /* A note on the port settings:
658 These settings tend to depend on the specifics of the board.
659 By default they are set to inactive (bit value 1) by this driver,
660 overwriting any changes made by the tvnorm. This means that it
661 is the responsibility of the module using the tda9887 to set
662 these values in case of changes in the tvnorm.
663 In many cases port 2 should be made active (0) when selecting
664 SECAM-L, and port 2 should remain inactive (1) for SECAM-L'.
665
666 For the other standards the tda9887 application note says that
667 the ports should be set to active (0), but, again, that may
668 differ depending on the precise hardware configuration.
669 */
Hans Verkuil299392b2005-11-08 21:37:42 -0800670 t->data[1] |= cOutputPort1Inactive;
671 t->data[1] |= cOutputPort2Inactive;
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700672
Hans Verkuil299392b2005-11-08 21:37:42 -0800673 tda9887_set_config(t,t->data);
674 tda9887_set_insmod(t,t->data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700675
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700676 if (t->mode == T_STANDBY) {
Hans Verkuil299392b2005-11-08 21:37:42 -0800677 t->data[1] |= cForcedMuteAudioON;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700678 }
679
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800680 tda9887_dbg("writing: b=0x%02x c=0x%02x e=0x%02x\n",
Hans Verkuil299392b2005-11-08 21:37:42 -0800681 t->data[1],t->data[2],t->data[3]);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700682 if (debug > 1)
Hans Verkuil299392b2005-11-08 21:37:42 -0800683 dump_write_message(t, t->data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700684
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800685 if (4 != (rc = i2c_master_send(&t->client,t->data,4)))
686 tda9887_info("i2c i/o error: rc == %d (should be 4)\n",rc);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687
688 if (debug > 2) {
689 msleep_interruptible(1000);
690 tda9887_status(t);
691 }
692 return 0;
693}
694
695/* ---------------------------------------------------------------------- */
696
697static int tda9887_attach(struct i2c_adapter *adap, int addr, int kind)
698{
699 struct tda9887 *t;
700
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800701 client_template.adapter = adap;
702 client_template.addr = addr;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700703
Panagiotis Issaris74081872006-01-11 19:40:56 -0200704 if (NULL == (t = kzalloc(sizeof(*t), GFP_KERNEL)))
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800705 return -ENOMEM;
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700706
Linus Torvalds1da177e2005-04-16 15:20:36 -0700707 t->client = client_template;
708 t->std = 0;
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700709 t->radio_mode = V4L2_TUNER_MODE_STEREO;
710
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800711 tda9887_info("chip found @ 0x%x (%s)\n", addr<<1, adap->name);
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800712
Mauro Carvalho Chehab586b0ca2005-06-28 20:45:21 -0700713 i2c_set_clientdata(&t->client, t);
714 i2c_attach_client(&t->client);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700715
716 return 0;
717}
718
719static int tda9887_probe(struct i2c_adapter *adap)
720{
Linus Torvalds1da177e2005-04-16 15:20:36 -0700721 if (adap->class & I2C_CLASS_TV_ANALOG)
722 return i2c_probe(adap, &addr_data, tda9887_attach);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700723 return 0;
724}
725
726static int tda9887_detach(struct i2c_client *client)
727{
728 struct tda9887 *t = i2c_get_clientdata(client);
729
730 i2c_detach_client(client);
731 kfree(t);
732 return 0;
733}
734
735#define SWITCH_V4L2 if (!t->using_v4l2 && debug) \
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800736 tda9887_info("switching to v4l2\n"); \
737 t->using_v4l2 = 1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700738#define CHECK_V4L2 if (t->using_v4l2) { if (debug) \
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800739 tda9887_info("ignore v4l1 call\n"); \
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800740 return 0; }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741
742static int
743tda9887_command(struct i2c_client *client, unsigned int cmd, void *arg)
744{
745 struct tda9887 *t = i2c_get_clientdata(client);
746
Mauro Carvalho Chehab4ac97912005-11-08 21:37:43 -0800747 switch (cmd) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700748
749 /* --- configuration --- */
750 case AUDC_SET_RADIO:
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700751 {
752 t->mode = T_RADIO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700753 tda9887_configure(t);
754 break;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700755 }
756 case TUNER_SET_STANDBY:
757 {
758 t->mode = T_STANDBY;
759 tda9887_configure(t);
760 break;
761 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700762 case TDA9887_SET_CONFIG:
763 {
764 int *i = arg;
765
766 t->config = *i;
767 tda9887_configure(t);
768 break;
769 }
770 /* --- v4l ioctls --- */
771 /* take care: bttv does userspace copying, we'll get a
772 kernel pointer here... */
773 case VIDIOCSCHAN:
774 {
775 static const v4l2_std_id map[] = {
776 [ VIDEO_MODE_PAL ] = V4L2_STD_PAL,
777 [ VIDEO_MODE_NTSC ] = V4L2_STD_NTSC_M,
778 [ VIDEO_MODE_SECAM ] = V4L2_STD_SECAM,
779 [ 4 /* bttv */ ] = V4L2_STD_PAL_M,
780 [ 5 /* bttv */ ] = V4L2_STD_PAL_N,
781 [ 6 /* bttv */ ] = V4L2_STD_NTSC_M_JP,
782 };
783 struct video_channel *vc = arg;
784
785 CHECK_V4L2;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700786 t->mode = T_ANALOG_TV;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700787 if (vc->norm < ARRAY_SIZE(map))
788 t->std = map[vc->norm];
789 tda9887_fixup_std(t);
790 tda9887_configure(t);
791 break;
792 }
793 case VIDIOC_S_STD:
794 {
795 v4l2_std_id *id = arg;
796
797 SWITCH_V4L2;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700798 t->mode = T_ANALOG_TV;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700799 t->std = *id;
800 tda9887_fixup_std(t);
801 tda9887_configure(t);
802 break;
803 }
804 case VIDIOC_S_FREQUENCY:
805 {
806 struct v4l2_frequency *f = arg;
807
808 SWITCH_V4L2;
809 if (V4L2_TUNER_ANALOG_TV == f->type) {
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700810 if (t->mode == T_ANALOG_TV)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700811 return 0;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700812 t->mode = T_ANALOG_TV;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700813 }
814 if (V4L2_TUNER_RADIO == f->type) {
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700815 if (t->mode == T_RADIO)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700816 return 0;
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700817 t->mode = T_RADIO;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700818 }
819 tda9887_configure(t);
820 break;
821 }
822 case VIDIOC_G_TUNER:
823 {
824 static int AFC_BITS_2_kHz[] = {
825 -12500, -37500, -62500, -97500,
826 -112500, -137500, -162500, -187500,
827 187500, 162500, 137500, 112500,
828 97500 , 62500, 37500 , 12500
829 };
830 struct v4l2_tuner* tuner = arg;
831
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700832 if (t->mode == T_RADIO) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700833 __u8 reg = 0;
834 tuner->afc=0;
835 if (1 == i2c_master_recv(&t->client,&reg,1))
836 tuner->afc = AFC_BITS_2_kHz[(reg>>1)&0x0f];
837 }
838 break;
839 }
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700840 case VIDIOC_S_TUNER:
841 {
842 struct v4l2_tuner* tuner = arg;
843
Mauro Carvalho Chehab793cf9e2005-09-09 13:03:37 -0700844 if (t->mode == T_RADIO) {
Mauro Carvalho Chehab56fc08c2005-06-23 22:05:07 -0700845 t->radio_mode = tuner->audmode;
846 tda9887_configure (t);
847 }
848 break;
849 }
Hans Verkuil299392b2005-11-08 21:37:42 -0800850 case VIDIOC_LOG_STATUS:
851 {
Hans Verkuilcd43c3f2006-01-09 15:25:15 -0200852 tda9887_info("Data bytes: b=0x%02x c=0x%02x e=0x%02x\n", t->data[1], t->data[2], t->data[3]);
Hans Verkuil299392b2005-11-08 21:37:42 -0800853 break;
854 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700855 default:
856 /* nothing */
857 break;
858 }
859 return 0;
860}
861
Russell King9480e302005-10-28 09:52:56 -0700862static int tda9887_suspend(struct device * dev, pm_message_t state)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700863{
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800864 struct i2c_client *c = container_of(dev, struct i2c_client, dev);
865 struct tda9887 *t = i2c_get_clientdata(c);
866
867 tda9887_dbg("suspend\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700868 return 0;
869}
870
Russell King9480e302005-10-28 09:52:56 -0700871static int tda9887_resume(struct device * dev)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872{
873 struct i2c_client *c = container_of(dev, struct i2c_client, dev);
874 struct tda9887 *t = i2c_get_clientdata(c);
875
Hans Verkuil4eb0c142005-11-08 21:37:18 -0800876 tda9887_dbg("resume\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700877 tda9887_configure(t);
878 return 0;
879}
880
881/* ----------------------------------------------------------------------- */
882
883static struct i2c_driver driver = {
Mike Isely20c40872006-01-23 09:54:33 -0200884 .id = I2C_DRIVERID_TDA9887,
Mauro Carvalho Chehabafd1a0c2005-12-12 00:37:27 -0800885 .attach_adapter = tda9887_probe,
886 .detach_client = tda9887_detach,
887 .command = tda9887_command,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700888 .driver = {
Mauro Carvalho Chehabcab462f2006-01-09 15:53:26 -0200889 .name = "tda9887",
Linus Torvalds1da177e2005-04-16 15:20:36 -0700890 .suspend = tda9887_suspend,
891 .resume = tda9887_resume,
892 },
893};
894static struct i2c_client client_template =
895{
Jean Delvarefae91e72005-08-15 19:57:04 +0200896 .name = "tda9887",
Mauro Carvalho Chehabafd1a0c2005-12-12 00:37:27 -0800897 .driver = &driver,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700898};
899
900static int __init tda9887_init_module(void)
901{
902 return i2c_add_driver(&driver);
903}
904
905static void __exit tda9887_cleanup_module(void)
906{
907 i2c_del_driver(&driver);
908}
909
910module_init(tda9887_init_module);
911module_exit(tda9887_cleanup_module);
912
913/*
914 * Overrides for Emacs so that we follow Linus's tabbing style.
915 * ---------------------------------------------------------------------------
916 * Local variables:
917 * c-basic-offset: 8
918 * End:
919 */