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7e8b09ea HV |
1 | /* |
2 | * Programming the mspx4xx sound processor family | |
3 | * | |
4 | * (c) 1997-2001 Gerd Knorr <kraxel@bytesex.org> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
19 | */ | |
20 | ||
21 | ||
22 | #include <linux/kernel.h> | |
23 | #include <linux/module.h> | |
24 | #include <linux/slab.h> | |
25 | #include <linux/i2c.h> | |
26 | #include <linux/videodev.h> | |
27 | #include <linux/videodev2.h> | |
28 | #include <media/v4l2-common.h> | |
49965a80 | 29 | #include <media/msp3400.h> |
7e8b09ea HV |
30 | #include <linux/kthread.h> |
31 | #include <linux/suspend.h> | |
49965a80 | 32 | #include "msp3400-driver.h" |
7e8b09ea HV |
33 | |
34 | /* this one uses the automatic sound standard detection of newer msp34xx | |
35 | chip versions */ | |
36 | static struct { | |
37 | int retval; | |
38 | int main, second; | |
39 | char *name; | |
5af0c8f6 | 40 | } msp_stdlist[] = { |
7e8b09ea HV |
41 | { 0x0000, 0, 0, "could not detect sound standard" }, |
42 | { 0x0001, 0, 0, "autodetect start" }, | |
43 | { 0x0002, MSP_CARRIER(4.5), MSP_CARRIER(4.72), "4.5/4.72 M Dual FM-Stereo" }, | |
44 | { 0x0003, MSP_CARRIER(5.5), MSP_CARRIER(5.7421875), "5.5/5.74 B/G Dual FM-Stereo" }, | |
45 | { 0x0004, MSP_CARRIER(6.5), MSP_CARRIER(6.2578125), "6.5/6.25 D/K1 Dual FM-Stereo" }, | |
46 | { 0x0005, MSP_CARRIER(6.5), MSP_CARRIER(6.7421875), "6.5/6.74 D/K2 Dual FM-Stereo" }, | |
47 | { 0x0006, MSP_CARRIER(6.5), MSP_CARRIER(6.5), "6.5 D/K FM-Mono (HDEV3)" }, | |
de533ccf | 48 | { 0x0007, MSP_CARRIER(6.5), MSP_CARRIER(5.7421875), "6.5/5.74 D/K3 Dual FM-Stereo" }, |
7e8b09ea HV |
49 | { 0x0008, MSP_CARRIER(5.5), MSP_CARRIER(5.85), "5.5/5.85 B/G NICAM FM" }, |
50 | { 0x0009, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 L NICAM AM" }, | |
51 | { 0x000a, MSP_CARRIER(6.0), MSP_CARRIER(6.55), "6.0/6.55 I NICAM FM" }, | |
52 | { 0x000b, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM" }, | |
53 | { 0x000c, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM (HDEV2)" }, | |
de533ccf | 54 | { 0x000d, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM (HDEV3)" }, |
7e8b09ea HV |
55 | { 0x0020, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Stereo" }, |
56 | { 0x0021, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Mono + SAP" }, | |
57 | { 0x0030, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M EIA-J Japan Stereo" }, | |
58 | { 0x0040, MSP_CARRIER(10.7), MSP_CARRIER(10.7), "10.7 FM-Stereo Radio" }, | |
59 | { 0x0050, MSP_CARRIER(6.5), MSP_CARRIER(6.5), "6.5 SAT-Mono" }, | |
60 | { 0x0051, MSP_CARRIER(7.02), MSP_CARRIER(7.20), "7.02/7.20 SAT-Stereo" }, | |
61 | { 0x0060, MSP_CARRIER(7.2), MSP_CARRIER(7.2), "7.2 SAT ADR" }, | |
62 | { -1, 0, 0, NULL }, /* EOF */ | |
63 | }; | |
64 | ||
65 | static struct msp3400c_init_data_dem { | |
66 | int fir1[6]; | |
67 | int fir2[6]; | |
68 | int cdo1; | |
69 | int cdo2; | |
70 | int ad_cv; | |
71 | int mode_reg; | |
72 | int dsp_src; | |
73 | int dsp_matrix; | |
74 | } msp3400c_init_data[] = { | |
75 | { /* AM (for carrier detect / msp3400) */ | |
76 | {75, 19, 36, 35, 39, 40}, | |
77 | {75, 19, 36, 35, 39, 40}, | |
78 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), | |
79 | 0x00d0, 0x0500, 0x0020, 0x3000 | |
80 | },{ /* AM (for carrier detect / msp3410) */ | |
81 | {-1, -1, -8, 2, 59, 126}, | |
82 | {-1, -1, -8, 2, 59, 126}, | |
83 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), | |
84 | 0x00d0, 0x0100, 0x0020, 0x3000 | |
85 | },{ /* FM Radio */ | |
86 | {-8, -8, 4, 6, 78, 107}, | |
87 | {-8, -8, 4, 6, 78, 107}, | |
88 | MSP_CARRIER(10.7), MSP_CARRIER(10.7), | |
89 | 0x00d0, 0x0480, 0x0020, 0x3000 | |
90 | },{ /* Terrestial FM-mono + FM-stereo */ | |
91 | {3, 18, 27, 48, 66, 72}, | |
92 | {3, 18, 27, 48, 66, 72}, | |
93 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), | |
94 | 0x00d0, 0x0480, 0x0030, 0x3000 | |
95 | },{ /* Sat FM-mono */ | |
96 | { 1, 9, 14, 24, 33, 37}, | |
97 | { 3, 18, 27, 48, 66, 72}, | |
98 | MSP_CARRIER(6.5), MSP_CARRIER(6.5), | |
99 | 0x00c6, 0x0480, 0x0000, 0x3000 | |
100 | },{ /* NICAM/FM -- B/G (5.5/5.85), D/K (6.5/5.85) */ | |
101 | {-2, -8, -10, 10, 50, 86}, | |
102 | {3, 18, 27, 48, 66, 72}, | |
103 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), | |
104 | 0x00d0, 0x0040, 0x0120, 0x3000 | |
105 | },{ /* NICAM/FM -- I (6.0/6.552) */ | |
106 | {2, 4, -6, -4, 40, 94}, | |
107 | {3, 18, 27, 48, 66, 72}, | |
108 | MSP_CARRIER(6.0), MSP_CARRIER(6.0), | |
109 | 0x00d0, 0x0040, 0x0120, 0x3000 | |
110 | },{ /* NICAM/AM -- L (6.5/5.85) */ | |
111 | {-2, -8, -10, 10, 50, 86}, | |
112 | {-4, -12, -9, 23, 79, 126}, | |
113 | MSP_CARRIER(6.5), MSP_CARRIER(6.5), | |
8a4b275f | 114 | 0x00c6, 0x0140, 0x0120, 0x7c00 |
7e8b09ea HV |
115 | }, |
116 | }; | |
117 | ||
118 | struct msp3400c_carrier_detect { | |
119 | int cdo; | |
120 | char *name; | |
121 | }; | |
122 | ||
123 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_main[] = { | |
124 | /* main carrier */ | |
125 | { MSP_CARRIER(4.5), "4.5 NTSC" }, | |
126 | { MSP_CARRIER(5.5), "5.5 PAL B/G" }, | |
127 | { MSP_CARRIER(6.0), "6.0 PAL I" }, | |
128 | { MSP_CARRIER(6.5), "6.5 PAL D/K + SAT + SECAM" } | |
129 | }; | |
130 | ||
131 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_55[] = { | |
132 | /* PAL B/G */ | |
133 | { MSP_CARRIER(5.7421875), "5.742 PAL B/G FM-stereo" }, | |
134 | { MSP_CARRIER(5.85), "5.85 PAL B/G NICAM" } | |
135 | }; | |
136 | ||
137 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_65[] = { | |
138 | /* PAL SAT / SECAM */ | |
139 | { MSP_CARRIER(5.85), "5.85 PAL D/K + SECAM NICAM" }, | |
140 | { MSP_CARRIER(6.2578125), "6.25 PAL D/K1 FM-stereo" }, | |
141 | { MSP_CARRIER(6.7421875), "6.74 PAL D/K2 FM-stereo" }, | |
142 | { MSP_CARRIER(7.02), "7.02 PAL SAT FM-stereo s/b" }, | |
143 | { MSP_CARRIER(7.20), "7.20 PAL SAT FM-stereo s" }, | |
144 | { MSP_CARRIER(7.38), "7.38 PAL SAT FM-stereo b" }, | |
145 | }; | |
146 | ||
147 | /* ------------------------------------------------------------------------ */ | |
148 | ||
5af0c8f6 | 149 | const char *msp_standard_std_name(int std) |
7e8b09ea HV |
150 | { |
151 | int i; | |
152 | ||
5af0c8f6 HV |
153 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
154 | if (msp_stdlist[i].retval == std) | |
155 | return msp_stdlist[i].name; | |
7e8b09ea HV |
156 | return "unknown"; |
157 | } | |
158 | ||
044f324f | 159 | static void msp_set_source(struct i2c_client *client, u16 src) |
8a4b275f HV |
160 | { |
161 | struct msp_state *state = i2c_get_clientdata(client); | |
162 | ||
163 | if (msp_dolby) { | |
164 | msp_write_dsp(client, 0x0008, 0x0520); /* I2S1 */ | |
165 | msp_write_dsp(client, 0x0009, 0x0620); /* I2S2 */ | |
166 | } else { | |
167 | msp_write_dsp(client, 0x0008, src); | |
168 | msp_write_dsp(client, 0x0009, src); | |
169 | } | |
170 | msp_write_dsp(client, 0x000a, src); | |
171 | msp_write_dsp(client, 0x000b, src); | |
172 | msp_write_dsp(client, 0x000c, src); | |
173 | if (state->has_scart23_in_scart2_out) | |
174 | msp_write_dsp(client, 0x0041, src); | |
175 | } | |
176 | ||
177 | void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2) | |
7e8b09ea HV |
178 | { |
179 | msp_write_dem(client, 0x0093, cdo1 & 0xfff); | |
180 | msp_write_dem(client, 0x009b, cdo1 >> 12); | |
181 | msp_write_dem(client, 0x00a3, cdo2 & 0xfff); | |
182 | msp_write_dem(client, 0x00ab, cdo2 >> 12); | |
8a4b275f | 183 | msp_write_dem(client, 0x0056, 0); /* LOAD_REG_1/2 */ |
7e8b09ea HV |
184 | } |
185 | ||
8a4b275f | 186 | void msp3400c_set_mode(struct i2c_client *client, int mode) |
7e8b09ea HV |
187 | { |
188 | struct msp_state *state = i2c_get_clientdata(client); | |
8a4b275f | 189 | struct msp3400c_init_data_dem *data = &msp3400c_init_data[mode]; |
2474ed44 | 190 | int tuner = (state->routing.input >> 3) & 1; |
7e8b09ea HV |
191 | int i; |
192 | ||
8a4b275f HV |
193 | v4l_dbg(1, msp_debug, client, "set_mode: %d\n", mode); |
194 | state->mode = mode; | |
7e8b09ea HV |
195 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
196 | ||
2474ed44 | 197 | msp_write_dem(client, 0x00bb, data->ad_cv | (tuner ? 0x100 : 0)); |
7e8b09ea HV |
198 | |
199 | for (i = 5; i >= 0; i--) /* fir 1 */ | |
8a4b275f | 200 | msp_write_dem(client, 0x0001, data->fir1[i]); |
7e8b09ea HV |
201 | |
202 | msp_write_dem(client, 0x0005, 0x0004); /* fir 2 */ | |
203 | msp_write_dem(client, 0x0005, 0x0040); | |
204 | msp_write_dem(client, 0x0005, 0x0000); | |
205 | for (i = 5; i >= 0; i--) | |
8a4b275f | 206 | msp_write_dem(client, 0x0005, data->fir2[i]); |
7e8b09ea | 207 | |
8a4b275f | 208 | msp_write_dem(client, 0x0083, data->mode_reg); |
7e8b09ea | 209 | |
8a4b275f | 210 | msp3400c_set_carrier(client, data->cdo1, data->cdo2); |
7e8b09ea | 211 | |
8a4b275f | 212 | msp_set_source(client, data->dsp_src); |
de533ccf | 213 | /* set prescales */ |
7e8b09ea | 214 | |
de533ccf HV |
215 | /* volume prescale for SCART (AM mono input) */ |
216 | msp_write_dsp(client, 0x000d, 0x1900); | |
217 | msp_write_dsp(client, 0x000e, data->dsp_matrix); | |
218 | if (state->has_nicam) /* nicam prescale */ | |
219 | msp_write_dsp(client, 0x0010, 0x5a00); | |
7e8b09ea HV |
220 | } |
221 | ||
8a4b275f HV |
222 | /* Set audio mode. Note that the pre-'G' models do not support BTSC+SAP, |
223 | nor do they support stereo BTSC. */ | |
044f324f | 224 | static void msp3400c_set_audmode(struct i2c_client *client) |
7e8b09ea | 225 | { |
301e22d6 | 226 | static char *strmode[] = { "mono", "stereo", "lang2", "lang1", "lang1+lang2" }; |
7e8b09ea | 227 | struct msp_state *state = i2c_get_clientdata(client); |
301e22d6 | 228 | char *modestr = (state->audmode >= 0 && state->audmode < 5) ? |
8a4b275f HV |
229 | strmode[state->audmode] : "unknown"; |
230 | int src = 0; /* channel source: FM/AM, nicam or SCART */ | |
7061561e | 231 | int audmode = state->audmode; |
7e8b09ea HV |
232 | |
233 | if (state->opmode == OPMODE_AUTOSELECT) { | |
234 | /* this method would break everything, let's make sure | |
235 | * it's never called | |
236 | */ | |
8a4b275f HV |
237 | v4l_dbg(1, msp_debug, client, |
238 | "set_audmode called with mode=%d instead of set_source (ignored)\n", | |
239 | state->audmode); | |
7e8b09ea HV |
240 | return; |
241 | } | |
242 | ||
7061561e HV |
243 | /* If no second language is available, switch to the first language */ |
244 | if ((audmode == V4L2_TUNER_MODE_LANG2 || | |
245 | audmode == V4L2_TUNER_MODE_LANG1_LANG2) && | |
246 | !(state->rxsubchans & V4L2_TUNER_SUB_LANG2)) | |
247 | audmode = V4L2_TUNER_MODE_LANG1; | |
248 | /* switch to stereo for stereo transmission, otherwise | |
249 | keep first language */ | |
250 | if (audmode == V4L2_TUNER_MODE_LANG1 && | |
251 | (state->rxsubchans & V4L2_TUNER_SUB_STEREO)) | |
252 | audmode = V4L2_TUNER_MODE_STEREO; | |
253 | ||
7e8b09ea HV |
254 | /* switch demodulator */ |
255 | switch (state->mode) { | |
256 | case MSP_MODE_FM_TERRA: | |
8a4b275f | 257 | v4l_dbg(1, msp_debug, client, "FM set_audmode: %s\n", modestr); |
7061561e | 258 | switch (audmode) { |
7e8b09ea HV |
259 | case V4L2_TUNER_MODE_STEREO: |
260 | msp_write_dsp(client, 0x000e, 0x3001); | |
261 | break; | |
262 | case V4L2_TUNER_MODE_MONO: | |
263 | case V4L2_TUNER_MODE_LANG1: | |
264 | case V4L2_TUNER_MODE_LANG2: | |
301e22d6 | 265 | case V4L2_TUNER_MODE_LANG1_LANG2: |
7e8b09ea HV |
266 | msp_write_dsp(client, 0x000e, 0x3000); |
267 | break; | |
268 | } | |
269 | break; | |
270 | case MSP_MODE_FM_SAT: | |
8a4b275f | 271 | v4l_dbg(1, msp_debug, client, "SAT set_audmode: %s\n", modestr); |
7061561e | 272 | switch (audmode) { |
7e8b09ea | 273 | case V4L2_TUNER_MODE_MONO: |
8a4b275f | 274 | msp3400c_set_carrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5)); |
7e8b09ea HV |
275 | break; |
276 | case V4L2_TUNER_MODE_STEREO: | |
301e22d6 | 277 | case V4L2_TUNER_MODE_LANG1_LANG2: |
8a4b275f | 278 | msp3400c_set_carrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02)); |
7e8b09ea HV |
279 | break; |
280 | case V4L2_TUNER_MODE_LANG1: | |
8a4b275f | 281 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
7e8b09ea HV |
282 | break; |
283 | case V4L2_TUNER_MODE_LANG2: | |
8a4b275f | 284 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
7e8b09ea HV |
285 | break; |
286 | } | |
287 | break; | |
288 | case MSP_MODE_FM_NICAM1: | |
289 | case MSP_MODE_FM_NICAM2: | |
290 | case MSP_MODE_AM_NICAM: | |
8a4b275f | 291 | v4l_dbg(1, msp_debug, client, "NICAM set_audmode: %s\n",modestr); |
7e8b09ea | 292 | if (state->nicam_on) |
8a4b275f | 293 | src = 0x0100; /* NICAM */ |
7e8b09ea HV |
294 | break; |
295 | case MSP_MODE_BTSC: | |
8a4b275f | 296 | v4l_dbg(1, msp_debug, client, "BTSC set_audmode: %s\n",modestr); |
7e8b09ea HV |
297 | break; |
298 | case MSP_MODE_EXTERN: | |
8a4b275f HV |
299 | v4l_dbg(1, msp_debug, client, "extern set_audmode: %s\n",modestr); |
300 | src = 0x0200; /* SCART */ | |
7e8b09ea HV |
301 | break; |
302 | case MSP_MODE_FM_RADIO: | |
8a4b275f | 303 | v4l_dbg(1, msp_debug, client, "FM-Radio set_audmode: %s\n",modestr); |
7e8b09ea HV |
304 | break; |
305 | default: | |
8a4b275f | 306 | v4l_dbg(1, msp_debug, client, "mono set_audmode\n"); |
7e8b09ea HV |
307 | return; |
308 | } | |
309 | ||
310 | /* switch audio */ | |
7061561e | 311 | switch (audmode) { |
7e8b09ea | 312 | case V4L2_TUNER_MODE_STEREO: |
301e22d6 | 313 | case V4L2_TUNER_MODE_LANG1_LANG2: |
8a4b275f | 314 | src |= 0x0020; |
7e8b09ea HV |
315 | break; |
316 | case V4L2_TUNER_MODE_MONO: | |
317 | if (state->mode == MSP_MODE_AM_NICAM) { | |
f167cb4e | 318 | v4l_dbg(1, msp_debug, client, "switching to AM mono\n"); |
7e8b09ea HV |
319 | /* AM mono decoding is handled by tuner, not MSP chip */ |
320 | /* SCART switching control register */ | |
321 | msp_set_scart(client, SCART_MONO, 0); | |
322 | src = 0x0200; | |
323 | break; | |
324 | } | |
8a4b275f HV |
325 | if (state->rxsubchans & V4L2_TUNER_SUB_STEREO) |
326 | src = 0x0030; | |
327 | break; | |
7e8b09ea | 328 | case V4L2_TUNER_MODE_LANG1: |
7e8b09ea HV |
329 | break; |
330 | case V4L2_TUNER_MODE_LANG2: | |
8a4b275f | 331 | src |= 0x0010; |
7e8b09ea HV |
332 | break; |
333 | } | |
8a4b275f | 334 | v4l_dbg(1, msp_debug, client, "set_audmode final source/matrix = 0x%x\n", src); |
7e8b09ea | 335 | |
8a4b275f | 336 | msp_set_source(client, src); |
7e8b09ea HV |
337 | } |
338 | ||
339 | static void msp3400c_print_mode(struct i2c_client *client) | |
340 | { | |
341 | struct msp_state *state = i2c_get_clientdata(client); | |
342 | ||
343 | if (state->main == state->second) { | |
f167cb4e | 344 | v4l_dbg(1, msp_debug, client, "mono sound carrier: %d.%03d MHz\n", |
7e8b09ea HV |
345 | state->main / 910000, (state->main / 910) % 1000); |
346 | } else { | |
f167cb4e | 347 | v4l_dbg(1, msp_debug, client, "main sound carrier: %d.%03d MHz\n", |
7e8b09ea HV |
348 | state->main / 910000, (state->main / 910) % 1000); |
349 | } | |
350 | if (state->mode == MSP_MODE_FM_NICAM1 || state->mode == MSP_MODE_FM_NICAM2) | |
f167cb4e | 351 | v4l_dbg(1, msp_debug, client, "NICAM/FM carrier : %d.%03d MHz\n", |
7e8b09ea HV |
352 | state->second / 910000, (state->second/910) % 1000); |
353 | if (state->mode == MSP_MODE_AM_NICAM) | |
f167cb4e | 354 | v4l_dbg(1, msp_debug, client, "NICAM/AM carrier : %d.%03d MHz\n", |
7e8b09ea HV |
355 | state->second / 910000, (state->second / 910) % 1000); |
356 | if (state->mode == MSP_MODE_FM_TERRA && state->main != state->second) { | |
f167cb4e | 357 | v4l_dbg(1, msp_debug, client, "FM-stereo carrier : %d.%03d MHz\n", |
7e8b09ea HV |
358 | state->second / 910000, (state->second / 910) % 1000); |
359 | } | |
360 | } | |
361 | ||
362 | /* ----------------------------------------------------------------------- */ | |
363 | ||
8a4b275f | 364 | static int msp3400c_detect_stereo(struct i2c_client *client) |
7e8b09ea HV |
365 | { |
366 | struct msp_state *state = i2c_get_clientdata(client); | |
367 | int val; | |
368 | int rxsubchans = state->rxsubchans; | |
8a4b275f | 369 | int newnicam = state->nicam_on; |
7e8b09ea HV |
370 | int update = 0; |
371 | ||
372 | switch (state->mode) { | |
373 | case MSP_MODE_FM_TERRA: | |
374 | val = msp_read_dsp(client, 0x18); | |
375 | if (val > 32767) | |
376 | val -= 65536; | |
f167cb4e | 377 | v4l_dbg(2, msp_debug, client, "stereo detect register: %d\n", val); |
7e8b09ea | 378 | if (val > 4096) { |
8a4b275f | 379 | rxsubchans = V4L2_TUNER_SUB_STEREO; |
7e8b09ea HV |
380 | } else if (val < -4096) { |
381 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; | |
382 | } else { | |
383 | rxsubchans = V4L2_TUNER_SUB_MONO; | |
384 | } | |
385 | newnicam = 0; | |
386 | break; | |
387 | case MSP_MODE_FM_NICAM1: | |
388 | case MSP_MODE_FM_NICAM2: | |
389 | case MSP_MODE_AM_NICAM: | |
390 | val = msp_read_dem(client, 0x23); | |
f167cb4e | 391 | v4l_dbg(2, msp_debug, client, "nicam sync=%d, mode=%d\n", |
7e8b09ea HV |
392 | val & 1, (val & 0x1e) >> 1); |
393 | ||
394 | if (val & 1) { | |
395 | /* nicam synced */ | |
396 | switch ((val & 0x1e) >> 1) { | |
397 | case 0: | |
398 | case 8: | |
399 | rxsubchans = V4L2_TUNER_SUB_STEREO; | |
400 | break; | |
401 | case 1: | |
402 | case 9: | |
8a4b275f | 403 | rxsubchans = V4L2_TUNER_SUB_MONO; |
7e8b09ea HV |
404 | break; |
405 | case 2: | |
406 | case 10: | |
8a4b275f | 407 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
7e8b09ea HV |
408 | break; |
409 | default: | |
410 | rxsubchans = V4L2_TUNER_SUB_MONO; | |
411 | break; | |
412 | } | |
413 | newnicam = 1; | |
414 | } else { | |
415 | newnicam = 0; | |
416 | rxsubchans = V4L2_TUNER_SUB_MONO; | |
417 | } | |
418 | break; | |
7e8b09ea HV |
419 | } |
420 | if (rxsubchans != state->rxsubchans) { | |
421 | update = 1; | |
8a4b275f HV |
422 | v4l_dbg(1, msp_debug, client, "watch: rxsubchans %02x => %02x\n", |
423 | state->rxsubchans, rxsubchans); | |
7e8b09ea HV |
424 | state->rxsubchans = rxsubchans; |
425 | } | |
426 | if (newnicam != state->nicam_on) { | |
427 | update = 1; | |
f167cb4e | 428 | v4l_dbg(1, msp_debug, client, "watch: nicam %d => %d\n", |
8a4b275f | 429 | state->nicam_on, newnicam); |
7e8b09ea HV |
430 | state->nicam_on = newnicam; |
431 | } | |
432 | return update; | |
433 | } | |
434 | ||
435 | /* | |
436 | * A kernel thread for msp3400 control -- we don't want to block the | |
437 | * in the ioctl while doing the sound carrier & stereo detect | |
438 | */ | |
439 | /* stereo/multilang monitoring */ | |
440 | static void watch_stereo(struct i2c_client *client) | |
441 | { | |
442 | struct msp_state *state = i2c_get_clientdata(client); | |
443 | ||
de533ccf HV |
444 | if (msp_detect_stereo(client)) { |
445 | msp_set_audmode(client); | |
7e8b09ea HV |
446 | } |
447 | ||
f167cb4e | 448 | if (msp_once) |
7e8b09ea HV |
449 | state->watch_stereo = 0; |
450 | } | |
451 | ||
452 | int msp3400c_thread(void *data) | |
453 | { | |
454 | struct i2c_client *client = data; | |
455 | struct msp_state *state = i2c_get_clientdata(client); | |
456 | struct msp3400c_carrier_detect *cd; | |
8a4b275f | 457 | int count, max1, max2, val1, val2, val, this; |
7e8b09ea HV |
458 | |
459 | ||
f167cb4e | 460 | v4l_dbg(1, msp_debug, client, "msp3400 daemon started\n"); |
7e8b09ea | 461 | for (;;) { |
f167cb4e | 462 | v4l_dbg(2, msp_debug, client, "msp3400 thread: sleep\n"); |
7e8b09ea | 463 | msp_sleep(state, -1); |
f167cb4e | 464 | v4l_dbg(2, msp_debug, client, "msp3400 thread: wakeup\n"); |
7e8b09ea HV |
465 | |
466 | restart: | |
8a4b275f | 467 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
7e8b09ea HV |
468 | state->restart = 0; |
469 | if (kthread_should_stop()) | |
470 | break; | |
471 | ||
7560d7a4 | 472 | if (state->radio || MSP_MODE_EXTERN == state->mode) { |
7e8b09ea | 473 | /* no carrier scan, just unmute */ |
f167cb4e | 474 | v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); |
7e8b09ea HV |
475 | msp_set_audio(client); |
476 | continue; | |
477 | } | |
478 | ||
479 | /* mute */ | |
480 | msp_set_mute(client); | |
de533ccf | 481 | msp3400c_set_mode(client, MSP_MODE_AM_DETECT); |
7e8b09ea HV |
482 | val1 = val2 = 0; |
483 | max1 = max2 = -1; | |
484 | state->watch_stereo = 0; | |
8a4b275f | 485 | state->nicam_on = 0; |
7e8b09ea HV |
486 | |
487 | /* some time for the tuner to sync */ | |
8a4b275f | 488 | if (msp_sleep(state, 200)) |
7e8b09ea HV |
489 | goto restart; |
490 | ||
491 | /* carrier detect pass #1 -- main carrier */ | |
492 | cd = msp3400c_carrier_detect_main; | |
493 | count = ARRAY_SIZE(msp3400c_carrier_detect_main); | |
494 | ||
f167cb4e | 495 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
7e8b09ea HV |
496 | /* autodetect doesn't work well with AM ... */ |
497 | max1 = 3; | |
498 | count = 0; | |
f167cb4e | 499 | v4l_dbg(1, msp_debug, client, "AM sound override\n"); |
7e8b09ea HV |
500 | } |
501 | ||
502 | for (this = 0; this < count; this++) { | |
8a4b275f | 503 | msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo); |
7e8b09ea HV |
504 | if (msp_sleep(state,100)) |
505 | goto restart; | |
506 | val = msp_read_dsp(client, 0x1b); | |
507 | if (val > 32767) | |
508 | val -= 65536; | |
509 | if (val1 < val) | |
510 | val1 = val, max1 = this; | |
f167cb4e | 511 | v4l_dbg(1, msp_debug, client, "carrier1 val: %5d / %s\n", val,cd[this].name); |
7e8b09ea HV |
512 | } |
513 | ||
514 | /* carrier detect pass #2 -- second (stereo) carrier */ | |
515 | switch (max1) { | |
516 | case 1: /* 5.5 */ | |
517 | cd = msp3400c_carrier_detect_55; | |
518 | count = ARRAY_SIZE(msp3400c_carrier_detect_55); | |
519 | break; | |
520 | case 3: /* 6.5 */ | |
521 | cd = msp3400c_carrier_detect_65; | |
522 | count = ARRAY_SIZE(msp3400c_carrier_detect_65); | |
523 | break; | |
524 | case 0: /* 4.5 */ | |
525 | case 2: /* 6.0 */ | |
526 | default: | |
527 | cd = NULL; | |
528 | count = 0; | |
529 | break; | |
530 | } | |
531 | ||
f167cb4e | 532 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
7e8b09ea HV |
533 | /* autodetect doesn't work well with AM ... */ |
534 | cd = NULL; | |
535 | count = 0; | |
536 | max2 = 0; | |
537 | } | |
538 | for (this = 0; this < count; this++) { | |
8a4b275f | 539 | msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo); |
7e8b09ea HV |
540 | if (msp_sleep(state,100)) |
541 | goto restart; | |
542 | val = msp_read_dsp(client, 0x1b); | |
543 | if (val > 32767) | |
544 | val -= 65536; | |
545 | if (val2 < val) | |
546 | val2 = val, max2 = this; | |
f167cb4e | 547 | v4l_dbg(1, msp_debug, client, "carrier2 val: %5d / %s\n", val,cd[this].name); |
7e8b09ea HV |
548 | } |
549 | ||
550 | /* program the msp3400 according to the results */ | |
8a4b275f | 551 | state->main = msp3400c_carrier_detect_main[max1].cdo; |
7e8b09ea HV |
552 | switch (max1) { |
553 | case 1: /* 5.5 */ | |
554 | if (max2 == 0) { | |
555 | /* B/G FM-stereo */ | |
556 | state->second = msp3400c_carrier_detect_55[max2].cdo; | |
8a4b275f | 557 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
7e8b09ea | 558 | state->watch_stereo = 1; |
7560d7a4 | 559 | } else if (max2 == 1 && state->has_nicam) { |
7e8b09ea HV |
560 | /* B/G NICAM */ |
561 | state->second = msp3400c_carrier_detect_55[max2].cdo; | |
8a4b275f HV |
562 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
563 | msp3400c_set_carrier(client, state->second, state->main); | |
7e8b09ea | 564 | state->nicam_on = 1; |
7e8b09ea HV |
565 | state->watch_stereo = 1; |
566 | } else { | |
567 | goto no_second; | |
568 | } | |
569 | break; | |
570 | case 2: /* 6.0 */ | |
571 | /* PAL I NICAM */ | |
572 | state->second = MSP_CARRIER(6.552); | |
8a4b275f HV |
573 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM2); |
574 | msp3400c_set_carrier(client, state->second, state->main); | |
7e8b09ea | 575 | state->nicam_on = 1; |
7e8b09ea HV |
576 | state->watch_stereo = 1; |
577 | break; | |
578 | case 3: /* 6.5 */ | |
579 | if (max2 == 1 || max2 == 2) { | |
580 | /* D/K FM-stereo */ | |
581 | state->second = msp3400c_carrier_detect_65[max2].cdo; | |
8a4b275f | 582 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
7e8b09ea | 583 | state->watch_stereo = 1; |
5af0c8f6 | 584 | } else if (max2 == 0 && (state->v4l2_std & V4L2_STD_SECAM)) { |
7e8b09ea HV |
585 | /* L NICAM or AM-mono */ |
586 | state->second = msp3400c_carrier_detect_65[max2].cdo; | |
8a4b275f HV |
587 | msp3400c_set_mode(client, MSP_MODE_AM_NICAM); |
588 | msp3400c_set_carrier(client, state->second, state->main); | |
7e8b09ea | 589 | state->watch_stereo = 1; |
7560d7a4 | 590 | } else if (max2 == 0 && state->has_nicam) { |
7e8b09ea HV |
591 | /* D/K NICAM */ |
592 | state->second = msp3400c_carrier_detect_65[max2].cdo; | |
8a4b275f HV |
593 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
594 | msp3400c_set_carrier(client, state->second, state->main); | |
7e8b09ea | 595 | state->nicam_on = 1; |
7e8b09ea HV |
596 | state->watch_stereo = 1; |
597 | } else { | |
598 | goto no_second; | |
599 | } | |
600 | break; | |
601 | case 0: /* 4.5 */ | |
602 | default: | |
603 | no_second: | |
604 | state->second = msp3400c_carrier_detect_main[max1].cdo; | |
8a4b275f HV |
605 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
606 | msp3400c_set_carrier(client, state->second, state->main); | |
7e8b09ea | 607 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
7e8b09ea HV |
608 | break; |
609 | } | |
610 | ||
611 | /* unmute */ | |
612 | msp_set_audio(client); | |
8a4b275f | 613 | msp3400c_set_audmode(client); |
7e8b09ea | 614 | |
f167cb4e | 615 | if (msp_debug) |
7e8b09ea HV |
616 | msp3400c_print_mode(client); |
617 | ||
8a4b275f HV |
618 | /* monitor tv audio mode, the first time don't wait |
619 | so long to get a quick stereo/bilingual result */ | |
620 | if (msp_sleep(state, 1000)) | |
621 | goto restart; | |
7e8b09ea | 622 | while (state->watch_stereo) { |
7061561e | 623 | watch_stereo(client); |
8a4b275f | 624 | if (msp_sleep(state, 5000)) |
7e8b09ea | 625 | goto restart; |
7e8b09ea HV |
626 | } |
627 | } | |
f167cb4e | 628 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
7e8b09ea HV |
629 | return 0; |
630 | } | |
631 | ||
632 | ||
633 | int msp3410d_thread(void *data) | |
634 | { | |
635 | struct i2c_client *client = data; | |
636 | struct msp_state *state = i2c_get_clientdata(client); | |
d312a46e | 637 | int val, i, std; |
7e8b09ea | 638 | |
f167cb4e | 639 | v4l_dbg(1, msp_debug, client, "msp3410 daemon started\n"); |
7e8b09ea HV |
640 | |
641 | for (;;) { | |
f167cb4e | 642 | v4l_dbg(2, msp_debug, client, "msp3410 thread: sleep\n"); |
7e8b09ea | 643 | msp_sleep(state,-1); |
f167cb4e | 644 | v4l_dbg(2, msp_debug, client, "msp3410 thread: wakeup\n"); |
7e8b09ea HV |
645 | |
646 | restart: | |
8a4b275f | 647 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
7e8b09ea HV |
648 | state->restart = 0; |
649 | if (kthread_should_stop()) | |
650 | break; | |
651 | ||
652 | if (state->mode == MSP_MODE_EXTERN) { | |
653 | /* no carrier scan needed, just unmute */ | |
f167cb4e | 654 | v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); |
7e8b09ea HV |
655 | msp_set_audio(client); |
656 | continue; | |
657 | } | |
658 | ||
659 | /* put into sane state (and mute) */ | |
660 | msp_reset(client); | |
661 | ||
662 | /* some time for the tuner to sync */ | |
663 | if (msp_sleep(state,200)) | |
664 | goto restart; | |
665 | ||
de533ccf HV |
666 | /* start autodetect. Note: autodetect is not supported for |
667 | NTSC-M and radio, hence we force the standard in those cases. */ | |
5af0c8f6 HV |
668 | if (state->radio) |
669 | std = 0x40; | |
d312a46e | 670 | else |
5af0c8f6 | 671 | std = (state->v4l2_std & V4L2_STD_NTSC) ? 0x20 : 1; |
7e8b09ea | 672 | state->watch_stereo = 0; |
8a4b275f | 673 | state->nicam_on = 0; |
7e8b09ea | 674 | |
f167cb4e | 675 | if (msp_debug) |
8a4b275f | 676 | v4l_dbg(2, msp_debug, client, "setting standard: %s (0x%04x)\n", |
5af0c8f6 | 677 | msp_standard_std_name(std), std); |
7e8b09ea HV |
678 | |
679 | if (std != 1) { | |
680 | /* programmed some specific mode */ | |
681 | val = std; | |
682 | } else { | |
683 | /* triggered autodetect */ | |
5af0c8f6 | 684 | msp_write_dem(client, 0x20, std); |
7e8b09ea | 685 | for (;;) { |
d312a46e | 686 | if (msp_sleep(state, 100)) |
7e8b09ea HV |
687 | goto restart; |
688 | ||
689 | /* check results */ | |
690 | val = msp_read_dem(client, 0x7e); | |
691 | if (val < 0x07ff) | |
692 | break; | |
8a4b275f | 693 | v4l_dbg(2, msp_debug, client, "detection still in progress\n"); |
7e8b09ea HV |
694 | } |
695 | } | |
5af0c8f6 HV |
696 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
697 | if (msp_stdlist[i].retval == val) | |
7e8b09ea | 698 | break; |
f167cb4e | 699 | v4l_dbg(1, msp_debug, client, "current standard: %s (0x%04x)\n", |
5af0c8f6 HV |
700 | msp_standard_std_name(val), val); |
701 | state->main = msp_stdlist[i].main; | |
702 | state->second = msp_stdlist[i].second; | |
703 | state->std = val; | |
704 | ||
f167cb4e | 705 | if (msp_amsound && !state->radio && (state->v4l2_std & V4L2_STD_SECAM) && |
5af0c8f6 | 706 | (val != 0x0009)) { |
7e8b09ea | 707 | /* autodetection has failed, let backup */ |
f167cb4e | 708 | v4l_dbg(1, msp_debug, client, "autodetection failed," |
5af0c8f6 HV |
709 | " switching to backup standard: %s (0x%04x)\n", |
710 | msp_stdlist[8].name ? msp_stdlist[8].name : "unknown",val); | |
de533ccf | 711 | state->std = val = 0x0009; |
7e8b09ea HV |
712 | msp_write_dem(client, 0x20, val); |
713 | } | |
714 | ||
7e8b09ea HV |
715 | /* set stereo */ |
716 | switch (val) { | |
717 | case 0x0008: /* B/G NICAM */ | |
718 | case 0x000a: /* I NICAM */ | |
de533ccf HV |
719 | case 0x000b: /* D/K NICAM */ |
720 | if (val == 0x000a) | |
7e8b09ea | 721 | state->mode = MSP_MODE_FM_NICAM2; |
de533ccf HV |
722 | else |
723 | state->mode = MSP_MODE_FM_NICAM1; | |
7e8b09ea HV |
724 | /* just turn on stereo */ |
725 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; | |
726 | state->nicam_on = 1; | |
727 | state->watch_stereo = 1; | |
7e8b09ea HV |
728 | break; |
729 | case 0x0009: | |
730 | state->mode = MSP_MODE_AM_NICAM; | |
731 | state->rxsubchans = V4L2_TUNER_SUB_MONO; | |
732 | state->nicam_on = 1; | |
7e8b09ea HV |
733 | state->watch_stereo = 1; |
734 | break; | |
735 | case 0x0020: /* BTSC */ | |
8a4b275f | 736 | /* The pre-'G' models only have BTSC-mono */ |
7e8b09ea | 737 | state->mode = MSP_MODE_BTSC; |
8a4b275f | 738 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
7e8b09ea HV |
739 | break; |
740 | case 0x0040: /* FM radio */ | |
7560d7a4 | 741 | state->mode = MSP_MODE_FM_RADIO; |
7e8b09ea | 742 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
7560d7a4 | 743 | /* not needed in theory if we have radio, but |
7e8b09ea | 744 | short programming enables carrier mute */ |
8a4b275f HV |
745 | msp3400c_set_mode(client, MSP_MODE_FM_RADIO); |
746 | msp3400c_set_carrier(client, MSP_CARRIER(10.7), | |
7e8b09ea | 747 | MSP_CARRIER(10.7)); |
8a4b275f | 748 | /* scart routing (this doesn't belong here I think) */ |
7e8b09ea | 749 | msp_set_scart(client,SCART_IN2,0); |
7e8b09ea | 750 | break; |
de533ccf | 751 | case 0x0002: |
7e8b09ea HV |
752 | case 0x0003: |
753 | case 0x0004: | |
754 | case 0x0005: | |
5af0c8f6 | 755 | state->mode = MSP_MODE_FM_TERRA; |
7e8b09ea | 756 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
7e8b09ea HV |
757 | state->watch_stereo = 1; |
758 | break; | |
759 | } | |
760 | ||
de533ccf HV |
761 | /* set various prescales */ |
762 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ | |
763 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ | |
764 | if (state->has_nicam) | |
765 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ | |
766 | ||
5af0c8f6 HV |
767 | if (state->has_i2s_conf) |
768 | msp_write_dem(client, 0x40, state->i2s_mode); | |
7e8b09ea | 769 | |
de533ccf HV |
770 | /* unmute, restore misc registers */ |
771 | msp_set_audio(client); | |
772 | ||
773 | msp_write_dsp(client, 0x13, state->acb); | |
8a4b275f HV |
774 | msp3400c_set_audmode(client); |
775 | ||
776 | /* monitor tv audio mode, the first time don't wait | |
777 | so long to get a quick stereo/bilingual result */ | |
778 | if (msp_sleep(state, 1000)) | |
779 | goto restart; | |
7e8b09ea | 780 | while (state->watch_stereo) { |
7e8b09ea | 781 | watch_stereo(client); |
8a4b275f HV |
782 | if (msp_sleep(state, 5000)) |
783 | goto restart; | |
7e8b09ea HV |
784 | } |
785 | } | |
f167cb4e | 786 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
7e8b09ea HV |
787 | return 0; |
788 | } | |
789 | ||
790 | /* ----------------------------------------------------------------------- */ | |
791 | ||
de533ccf HV |
792 | /* msp34xxG + (autoselect no-thread) |
793 | * this one uses both automatic standard detection and automatic sound | |
794 | * select which are available in the newer G versions | |
795 | * struct msp: only norm, acb and source are really used in this mode | |
796 | */ | |
7e8b09ea | 797 | |
9a80a93d HV |
798 | static int msp34xxg_modus(struct i2c_client *client) |
799 | { | |
800 | struct msp_state *state = i2c_get_clientdata(client); | |
801 | ||
802 | if (state->radio) { | |
803 | v4l_dbg(1, msp_debug, client, "selected radio modus\n"); | |
804 | return 0x0001; | |
805 | } | |
806 | ||
807 | if (state->v4l2_std & V4L2_STD_PAL) { | |
808 | v4l_dbg(1, msp_debug, client, "selected PAL modus\n"); | |
809 | return 0x7001; | |
810 | } | |
811 | if (state->v4l2_std == V4L2_STD_NTSC_M_JP) { | |
812 | v4l_dbg(1, msp_debug, client, "selected M (EIA-J) modus\n"); | |
813 | return 0x4001; | |
814 | } | |
815 | if (state->v4l2_std == V4L2_STD_NTSC_M_KR) { | |
816 | v4l_dbg(1, msp_debug, client, "selected M (A2) modus\n"); | |
817 | return 0x0001; | |
818 | } | |
819 | if (state->v4l2_std & V4L2_STD_MN) { | |
820 | v4l_dbg(1, msp_debug, client, "selected M (BTSC) modus\n"); | |
821 | return 0x2001; | |
822 | } | |
823 | if (state->v4l2_std & V4L2_STD_SECAM) { | |
824 | v4l_dbg(1, msp_debug, client, "selected SECAM modus\n"); | |
825 | return 0x6001; | |
826 | } | |
827 | return 0x0001; | |
828 | } | |
829 | ||
2474ed44 HV |
830 | static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in) |
831 | { | |
832 | struct msp_state *state = i2c_get_clientdata(client); | |
833 | int source, matrix; | |
834 | ||
835 | switch (state->audmode) { | |
836 | case V4L2_TUNER_MODE_MONO: | |
837 | source = 0; /* mono only */ | |
838 | matrix = 0x30; | |
839 | break; | |
840 | case V4L2_TUNER_MODE_LANG1: | |
841 | source = 3; /* stereo or A */ | |
842 | matrix = 0x00; | |
843 | break; | |
844 | case V4L2_TUNER_MODE_LANG2: | |
845 | source = 4; /* stereo or B */ | |
846 | matrix = 0x10; | |
847 | break; | |
848 | case V4L2_TUNER_MODE_STEREO: | |
301e22d6 | 849 | case V4L2_TUNER_MODE_LANG1_LANG2: |
2474ed44 HV |
850 | default: |
851 | source = 1; /* stereo or A|B */ | |
852 | matrix = 0x20; | |
853 | break; | |
854 | } | |
855 | ||
856 | if (in == MSP_DSP_OUT_TUNER) | |
857 | source = (source << 8) | 0x20; | |
858 | /* the msp34x2g puts the MAIN_AVC, MAIN and AUX sources in 12, 13, 14 | |
859 | instead of 11, 12, 13. So we add one for that msp version. */ | |
860 | else if (in >= MSP_DSP_OUT_MAIN_AVC && state->has_dolby_pro_logic) | |
861 | source = ((in + 1) << 8) | matrix; | |
862 | else | |
863 | source = (in << 8) | matrix; | |
864 | ||
865 | v4l_dbg(1, msp_debug, client, "set source to %d (0x%x) for output %02x\n", | |
866 | in, source, reg); | |
867 | msp_write_dsp(client, reg, source); | |
868 | } | |
869 | ||
870 | static void msp34xxg_set_sources(struct i2c_client *client) | |
871 | { | |
872 | struct msp_state *state = i2c_get_clientdata(client); | |
873 | u32 in = state->routing.input; | |
874 | ||
875 | msp34xxg_set_source(client, 0x0008, (in >> 4) & 0xf); | |
876 | /* quasi-peak detector is set to same input as the loudspeaker (MAIN) */ | |
877 | msp34xxg_set_source(client, 0x000c, (in >> 4) & 0xf); | |
878 | msp34xxg_set_source(client, 0x0009, (in >> 8) & 0xf); | |
879 | msp34xxg_set_source(client, 0x000a, (in >> 12) & 0xf); | |
880 | if (state->has_scart23_in_scart2_out) | |
881 | msp34xxg_set_source(client, 0x0041, (in >> 16) & 0xf); | |
882 | msp34xxg_set_source(client, 0x000b, (in >> 20) & 0xf); | |
883 | } | |
884 | ||
de533ccf HV |
885 | /* (re-)initialize the msp34xxg */ |
886 | static void msp34xxg_reset(struct i2c_client *client) | |
7e8b09ea HV |
887 | { |
888 | struct msp_state *state = i2c_get_clientdata(client); | |
2474ed44 | 889 | int tuner = (state->routing.input >> 3) & 1; |
de533ccf | 890 | int modus; |
7e8b09ea | 891 | |
de533ccf HV |
892 | /* initialize std to 1 (autodetect) to signal that no standard is |
893 | selected yet. */ | |
894 | state->std = 1; | |
895 | ||
896 | msp_reset(client); | |
7e8b09ea HV |
897 | |
898 | /* make sure that input/output is muted (paranoid mode) */ | |
899 | /* ACB, mute DSP input, mute SCART 1 */ | |
de533ccf | 900 | msp_write_dsp(client, 0x13, 0x0f20); |
7e8b09ea | 901 | |
5af0c8f6 HV |
902 | if (state->has_i2s_conf) |
903 | msp_write_dem(client, 0x40, state->i2s_mode); | |
7e8b09ea HV |
904 | |
905 | /* step-by-step initialisation, as described in the manual */ | |
9a80a93d | 906 | modus = msp34xxg_modus(client); |
2474ed44 | 907 | modus |= tuner ? 0x100 : 0; |
de533ccf | 908 | msp_write_dem(client, 0x30, modus); |
7e8b09ea HV |
909 | |
910 | /* write the dsps that may have an influence on | |
911 | standard/audio autodetection right now */ | |
2474ed44 | 912 | msp34xxg_set_sources(client); |
7e8b09ea | 913 | |
de533ccf HV |
914 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ |
915 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ | |
916 | if (state->has_nicam) | |
917 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ | |
7e8b09ea | 918 | |
de533ccf HV |
919 | /* set identification threshold. Personally, I |
920 | * I set it to a higher value than the default | |
921 | * of 0x190 to ignore noisy stereo signals. | |
922 | * this needs tuning. (recommended range 0x00a0-0x03c0) | |
923 | * 0x7f0 = forced mono mode | |
924 | * | |
925 | * a2 threshold for stereo/bilingual. | |
926 | * Note: this register is part of the Manual/Compatibility mode. | |
927 | * It is supported by all 'G'-family chips. | |
928 | */ | |
929 | msp_write_dem(client, 0x22, msp_stereo_thresh); | |
7e8b09ea HV |
930 | } |
931 | ||
932 | int msp34xxg_thread(void *data) | |
933 | { | |
934 | struct i2c_client *client = data; | |
935 | struct msp_state *state = i2c_get_clientdata(client); | |
de533ccf | 936 | int val, i; |
7e8b09ea | 937 | |
f167cb4e | 938 | v4l_dbg(1, msp_debug, client, "msp34xxg daemon started\n"); |
7e8b09ea | 939 | |
7e8b09ea | 940 | for (;;) { |
f167cb4e | 941 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: sleep\n"); |
7e8b09ea | 942 | msp_sleep(state, -1); |
f167cb4e | 943 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: wakeup\n"); |
7e8b09ea HV |
944 | |
945 | restart: | |
f167cb4e | 946 | v4l_dbg(1, msp_debug, client, "thread: restart scan\n"); |
7e8b09ea HV |
947 | state->restart = 0; |
948 | if (kthread_should_stop()) | |
949 | break; | |
950 | ||
951 | /* setup the chip*/ | |
952 | msp34xxg_reset(client); | |
de533ccf HV |
953 | state->std = state->radio ? 0x40 : msp_standard; |
954 | if (state->std != 1) | |
7e8b09ea | 955 | goto unmute; |
de533ccf HV |
956 | /* start autodetect */ |
957 | msp_write_dem(client, 0x20, state->std); | |
7e8b09ea HV |
958 | |
959 | /* watch autodetect */ | |
de533ccf | 960 | v4l_dbg(1, msp_debug, client, "started autodetect, waiting for result\n"); |
7e8b09ea HV |
961 | for (i = 0; i < 10; i++) { |
962 | if (msp_sleep(state, 100)) | |
963 | goto restart; | |
964 | ||
965 | /* check results */ | |
966 | val = msp_read_dem(client, 0x7e); | |
967 | if (val < 0x07ff) { | |
de533ccf | 968 | state->std = val; |
7e8b09ea HV |
969 | break; |
970 | } | |
f167cb4e | 971 | v4l_dbg(2, msp_debug, client, "detection still in progress\n"); |
7e8b09ea | 972 | } |
de533ccf | 973 | if (state->std == 1) { |
f167cb4e | 974 | v4l_dbg(1, msp_debug, client, "detection still in progress after 10 tries. giving up.\n"); |
7e8b09ea HV |
975 | continue; |
976 | } | |
977 | ||
978 | unmute: | |
de533ccf HV |
979 | v4l_dbg(1, msp_debug, client, "detected standard: %s (0x%04x)\n", |
980 | msp_standard_std_name(state->std), state->std); | |
7e8b09ea HV |
981 | |
982 | /* unmute: dispatch sound to scart output, set scart volume */ | |
983 | msp_set_audio(client); | |
984 | ||
985 | /* restore ACB */ | |
986 | if (msp_write_dsp(client, 0x13, state->acb)) | |
987 | return -1; | |
988 | ||
de533ccf HV |
989 | /* the periodic stereo/SAP check is only relevant for |
990 | the 0x20 standard (BTSC) */ | |
991 | if (state->std != 0x20) | |
992 | continue; | |
993 | ||
994 | state->watch_stereo = 1; | |
995 | ||
996 | /* monitor tv audio mode, the first time don't wait | |
997 | in order to get a quick stereo/SAP update */ | |
998 | watch_stereo(client); | |
999 | while (state->watch_stereo) { | |
1000 | watch_stereo(client); | |
1001 | if (msp_sleep(state, 5000)) | |
1002 | goto restart; | |
1003 | } | |
7e8b09ea | 1004 | } |
f167cb4e | 1005 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
7e8b09ea HV |
1006 | return 0; |
1007 | } | |
1008 | ||
de533ccf | 1009 | static int msp34xxg_detect_stereo(struct i2c_client *client) |
7e8b09ea HV |
1010 | { |
1011 | struct msp_state *state = i2c_get_clientdata(client); | |
7e8b09ea HV |
1012 | int status = msp_read_dem(client, 0x0200); |
1013 | int is_bilingual = status & 0x100; | |
1014 | int is_stereo = status & 0x40; | |
de533ccf | 1015 | int oldrx = state->rxsubchans; |
7e8b09ea HV |
1016 | |
1017 | state->rxsubchans = 0; | |
1018 | if (is_stereo) | |
8a4b275f | 1019 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
7e8b09ea | 1020 | else |
8a4b275f | 1021 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
7e8b09ea | 1022 | if (is_bilingual) { |
de533ccf HV |
1023 | if (state->std == 0x20) |
1024 | state->rxsubchans |= V4L2_TUNER_SUB_SAP; | |
1025 | else | |
1026 | state->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; | |
7e8b09ea | 1027 | } |
f167cb4e | 1028 | v4l_dbg(1, msp_debug, client, "status=0x%x, stereo=%d, bilingual=%d -> rxsubchans=%d\n", |
7e8b09ea | 1029 | status, is_stereo, is_bilingual, state->rxsubchans); |
de533ccf | 1030 | return (oldrx != state->rxsubchans); |
7e8b09ea HV |
1031 | } |
1032 | ||
044f324f | 1033 | static void msp34xxg_set_audmode(struct i2c_client *client) |
7e8b09ea HV |
1034 | { |
1035 | struct msp_state *state = i2c_get_clientdata(client); | |
7e8b09ea | 1036 | |
de533ccf HV |
1037 | if (state->std == 0x20) { |
1038 | if ((state->rxsubchans & V4L2_TUNER_SUB_SAP) && | |
1039 | (state->audmode == V4L2_TUNER_MODE_STEREO || | |
1040 | state->audmode == V4L2_TUNER_MODE_LANG2)) { | |
1041 | msp_write_dem(client, 0x20, 0x21); | |
1042 | } else { | |
1043 | msp_write_dem(client, 0x20, 0x20); | |
1044 | } | |
1045 | } | |
1046 | ||
2474ed44 | 1047 | msp34xxg_set_sources(client); |
7e8b09ea HV |
1048 | } |
1049 | ||
8a4b275f HV |
1050 | void msp_set_audmode(struct i2c_client *client) |
1051 | { | |
1052 | struct msp_state *state = i2c_get_clientdata(client); | |
1053 | ||
1054 | switch (state->opmode) { | |
1055 | case OPMODE_MANUAL: | |
1056 | case OPMODE_AUTODETECT: | |
8a4b275f HV |
1057 | msp3400c_set_audmode(client); |
1058 | break; | |
1059 | case OPMODE_AUTOSELECT: | |
1060 | msp34xxg_set_audmode(client); | |
1061 | break; | |
1062 | } | |
1063 | } | |
1064 | ||
de533ccf | 1065 | int msp_detect_stereo(struct i2c_client *client) |
8a4b275f HV |
1066 | { |
1067 | struct msp_state *state = i2c_get_clientdata(client); | |
1068 | ||
1069 | switch (state->opmode) { | |
1070 | case OPMODE_MANUAL: | |
1071 | case OPMODE_AUTODETECT: | |
de533ccf | 1072 | return msp3400c_detect_stereo(client); |
8a4b275f | 1073 | case OPMODE_AUTOSELECT: |
de533ccf | 1074 | return msp34xxg_detect_stereo(client); |
8a4b275f | 1075 | } |
de533ccf | 1076 | return 0; |
8a4b275f HV |
1077 | } |
1078 |