Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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> |
Hans Verkuil | 49965a8 | 2006-03-19 08:45:38 -0300 | [diff] [blame] | 29 | #include <media/msp3400.h> |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 30 | #include <linux/kthread.h> |
| 31 | #include <linux/suspend.h> |
Hans Verkuil | 49965a8 | 2006-03-19 08:45:38 -0300 | [diff] [blame] | 32 | #include "msp3400-driver.h" |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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; |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 40 | } msp_stdlist[] = { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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)" }, |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 48 | { 0x0007, MSP_CARRIER(6.5), MSP_CARRIER(5.7421875), "6.5/5.74 D/K3 Dual FM-Stereo" }, |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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)" }, |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 54 | { 0x000d, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM (HDEV3)" }, |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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), |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 114 | 0x00c6, 0x0140, 0x0120, 0x7c00 |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 149 | const char *msp_standard_std_name(int std) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 150 | { |
| 151 | int i; |
| 152 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 153 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
| 154 | if (msp_stdlist[i].retval == std) |
| 155 | return msp_stdlist[i].name; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 156 | return "unknown"; |
| 157 | } |
| 158 | |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 159 | static void msp_set_source(struct i2c_client *client, u16 src) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 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); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 173 | if (state->has_scart2_out) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 174 | msp_write_dsp(client, 0x0041, src); |
| 175 | } |
| 176 | |
| 177 | void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 183 | msp_write_dem(client, 0x0056, 0); /* LOAD_REG_1/2 */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 184 | } |
| 185 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 186 | void msp3400c_set_mode(struct i2c_client *client, int mode) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 187 | { |
| 188 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 189 | struct msp3400c_init_data_dem *data = &msp3400c_init_data[mode]; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 190 | int tuner = (state->routing.input >> 3) & 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 191 | int i; |
| 192 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 193 | v4l_dbg(1, msp_debug, client, "set_mode: %d\n", mode); |
| 194 | state->mode = mode; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 195 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
| 196 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 197 | msp_write_dem(client, 0x00bb, data->ad_cv | (tuner ? 0x100 : 0)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 198 | |
| 199 | for (i = 5; i >= 0; i--) /* fir 1 */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 200 | msp_write_dem(client, 0x0001, data->fir1[i]); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 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--) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 206 | msp_write_dem(client, 0x0005, data->fir2[i]); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 207 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 208 | msp_write_dem(client, 0x0083, data->mode_reg); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 209 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 210 | msp3400c_set_carrier(client, data->cdo1, data->cdo2); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 211 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 212 | msp_set_source(client, data->dsp_src); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 213 | /* set prescales */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 214 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 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); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 220 | } |
| 221 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 222 | /* Set audio mode. Note that the pre-'G' models do not support BTSC+SAP, |
| 223 | nor do they support stereo BTSC. */ |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 224 | static void msp3400c_set_audmode(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 225 | { |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 226 | static char *strmode[] = { "mono", "stereo", "lang2", "lang1", "lang1+lang2" }; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 227 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 228 | char *modestr = (state->audmode >= 0 && state->audmode < 5) ? |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 229 | strmode[state->audmode] : "unknown"; |
| 230 | int src = 0; /* channel source: FM/AM, nicam or SCART */ |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 231 | int audmode = state->audmode; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 232 | |
| 233 | if (state->opmode == OPMODE_AUTOSELECT) { |
| 234 | /* this method would break everything, let's make sure |
| 235 | * it's never called |
| 236 | */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 237 | v4l_dbg(1, msp_debug, client, |
| 238 | "set_audmode called with mode=%d instead of set_source (ignored)\n", |
| 239 | state->audmode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 240 | return; |
| 241 | } |
| 242 | |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 243 | /* Note: for the C and D revs no NTSC stereo + SAP is possible as |
| 244 | the hardware does not support SAP. So the rxsubchans combination |
| 245 | of STEREO | LANG2 does not occur. */ |
| 246 | |
| 247 | /* switch to mono if only mono is available */ |
| 248 | if (state->rxsubchans == V4L2_TUNER_SUB_MONO) |
| 249 | audmode = V4L2_TUNER_MODE_MONO; |
| 250 | /* if bilingual */ |
| 251 | else if (state->rxsubchans & V4L2_TUNER_SUB_LANG2) { |
| 252 | /* and mono or stereo, then fallback to lang1 */ |
| 253 | if (audmode == V4L2_TUNER_MODE_MONO || |
| 254 | audmode == V4L2_TUNER_MODE_STEREO) |
| 255 | audmode = V4L2_TUNER_MODE_LANG1; |
| 256 | } |
| 257 | /* if stereo, and audmode is not mono, then switch to stereo */ |
| 258 | else if (audmode != V4L2_TUNER_MODE_MONO) |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 259 | audmode = V4L2_TUNER_MODE_STEREO; |
| 260 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 261 | /* switch demodulator */ |
| 262 | switch (state->mode) { |
| 263 | case MSP_MODE_FM_TERRA: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 264 | v4l_dbg(1, msp_debug, client, "FM set_audmode: %s\n", modestr); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 265 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 266 | case V4L2_TUNER_MODE_STEREO: |
| 267 | msp_write_dsp(client, 0x000e, 0x3001); |
| 268 | break; |
| 269 | case V4L2_TUNER_MODE_MONO: |
| 270 | case V4L2_TUNER_MODE_LANG1: |
| 271 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 272 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 273 | msp_write_dsp(client, 0x000e, 0x3000); |
| 274 | break; |
| 275 | } |
| 276 | break; |
| 277 | case MSP_MODE_FM_SAT: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 278 | v4l_dbg(1, msp_debug, client, "SAT set_audmode: %s\n", modestr); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 279 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 280 | case V4L2_TUNER_MODE_MONO: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 281 | msp3400c_set_carrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 282 | break; |
| 283 | case V4L2_TUNER_MODE_STEREO: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 284 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 285 | msp3400c_set_carrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 286 | break; |
| 287 | case V4L2_TUNER_MODE_LANG1: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 288 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 289 | break; |
| 290 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 291 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 292 | break; |
| 293 | } |
| 294 | break; |
| 295 | case MSP_MODE_FM_NICAM1: |
| 296 | case MSP_MODE_FM_NICAM2: |
| 297 | case MSP_MODE_AM_NICAM: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 298 | v4l_dbg(1, msp_debug, client, "NICAM set_audmode: %s\n",modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 299 | if (state->nicam_on) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 300 | src = 0x0100; /* NICAM */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 301 | break; |
| 302 | case MSP_MODE_BTSC: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 303 | v4l_dbg(1, msp_debug, client, "BTSC set_audmode: %s\n",modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 304 | break; |
| 305 | case MSP_MODE_EXTERN: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 306 | v4l_dbg(1, msp_debug, client, "extern set_audmode: %s\n",modestr); |
| 307 | src = 0x0200; /* SCART */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 308 | break; |
| 309 | case MSP_MODE_FM_RADIO: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 310 | v4l_dbg(1, msp_debug, client, "FM-Radio set_audmode: %s\n",modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 311 | break; |
| 312 | default: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 313 | v4l_dbg(1, msp_debug, client, "mono set_audmode\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 314 | return; |
| 315 | } |
| 316 | |
| 317 | /* switch audio */ |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 318 | v4l_dbg(1, msp_debug, client, "set audmode %d\n", audmode); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 319 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 320 | case V4L2_TUNER_MODE_STEREO: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 321 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 322 | src |= 0x0020; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 323 | break; |
| 324 | case V4L2_TUNER_MODE_MONO: |
| 325 | if (state->mode == MSP_MODE_AM_NICAM) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 326 | v4l_dbg(1, msp_debug, client, "switching to AM mono\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 327 | /* AM mono decoding is handled by tuner, not MSP chip */ |
| 328 | /* SCART switching control register */ |
| 329 | msp_set_scart(client, SCART_MONO, 0); |
| 330 | src = 0x0200; |
| 331 | break; |
| 332 | } |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 333 | if (state->rxsubchans & V4L2_TUNER_SUB_STEREO) |
| 334 | src = 0x0030; |
| 335 | break; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 336 | case V4L2_TUNER_MODE_LANG1: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 337 | break; |
| 338 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 339 | src |= 0x0010; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 340 | break; |
| 341 | } |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 342 | v4l_dbg(1, msp_debug, client, "set_audmode final source/matrix = 0x%x\n", src); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 343 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 344 | msp_set_source(client, src); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 345 | } |
| 346 | |
| 347 | static void msp3400c_print_mode(struct i2c_client *client) |
| 348 | { |
| 349 | struct msp_state *state = i2c_get_clientdata(client); |
| 350 | |
| 351 | if (state->main == state->second) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 352 | v4l_dbg(1, msp_debug, client, "mono sound carrier: %d.%03d MHz\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 353 | state->main / 910000, (state->main / 910) % 1000); |
| 354 | } else { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 355 | v4l_dbg(1, msp_debug, client, "main sound carrier: %d.%03d MHz\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 356 | state->main / 910000, (state->main / 910) % 1000); |
| 357 | } |
| 358 | if (state->mode == MSP_MODE_FM_NICAM1 || state->mode == MSP_MODE_FM_NICAM2) |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 359 | v4l_dbg(1, msp_debug, client, "NICAM/FM carrier : %d.%03d MHz\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 360 | state->second / 910000, (state->second/910) % 1000); |
| 361 | if (state->mode == MSP_MODE_AM_NICAM) |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 362 | v4l_dbg(1, msp_debug, client, "NICAM/AM carrier : %d.%03d MHz\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 363 | state->second / 910000, (state->second / 910) % 1000); |
| 364 | if (state->mode == MSP_MODE_FM_TERRA && state->main != state->second) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 365 | v4l_dbg(1, msp_debug, client, "FM-stereo carrier : %d.%03d MHz\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 366 | state->second / 910000, (state->second / 910) % 1000); |
| 367 | } |
| 368 | } |
| 369 | |
| 370 | /* ----------------------------------------------------------------------- */ |
| 371 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 372 | static int msp3400c_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 373 | { |
| 374 | struct msp_state *state = i2c_get_clientdata(client); |
| 375 | int val; |
| 376 | int rxsubchans = state->rxsubchans; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 377 | int newnicam = state->nicam_on; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 378 | int update = 0; |
| 379 | |
| 380 | switch (state->mode) { |
| 381 | case MSP_MODE_FM_TERRA: |
| 382 | val = msp_read_dsp(client, 0x18); |
| 383 | if (val > 32767) |
| 384 | val -= 65536; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 385 | v4l_dbg(2, msp_debug, client, "stereo detect register: %d\n", val); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 386 | if (val > 8192) { |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 387 | rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 388 | } else if (val < -4096) { |
| 389 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
| 390 | } else { |
| 391 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 392 | } |
| 393 | newnicam = 0; |
| 394 | break; |
| 395 | case MSP_MODE_FM_NICAM1: |
| 396 | case MSP_MODE_FM_NICAM2: |
| 397 | case MSP_MODE_AM_NICAM: |
| 398 | val = msp_read_dem(client, 0x23); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 399 | v4l_dbg(2, msp_debug, client, "nicam sync=%d, mode=%d\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 400 | val & 1, (val & 0x1e) >> 1); |
| 401 | |
| 402 | if (val & 1) { |
| 403 | /* nicam synced */ |
| 404 | switch ((val & 0x1e) >> 1) { |
| 405 | case 0: |
| 406 | case 8: |
| 407 | rxsubchans = V4L2_TUNER_SUB_STEREO; |
| 408 | break; |
| 409 | case 1: |
| 410 | case 9: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 411 | rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 412 | break; |
| 413 | case 2: |
| 414 | case 10: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 415 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 416 | break; |
| 417 | default: |
| 418 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 419 | break; |
| 420 | } |
| 421 | newnicam = 1; |
| 422 | } else { |
| 423 | newnicam = 0; |
| 424 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 425 | } |
| 426 | break; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 427 | } |
| 428 | if (rxsubchans != state->rxsubchans) { |
| 429 | update = 1; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 430 | v4l_dbg(1, msp_debug, client, "watch: rxsubchans %02x => %02x\n", |
| 431 | state->rxsubchans, rxsubchans); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 432 | state->rxsubchans = rxsubchans; |
| 433 | } |
| 434 | if (newnicam != state->nicam_on) { |
| 435 | update = 1; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 436 | v4l_dbg(1, msp_debug, client, "watch: nicam %d => %d\n", |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 437 | state->nicam_on, newnicam); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 438 | state->nicam_on = newnicam; |
| 439 | } |
| 440 | return update; |
| 441 | } |
| 442 | |
| 443 | /* |
| 444 | * A kernel thread for msp3400 control -- we don't want to block the |
| 445 | * in the ioctl while doing the sound carrier & stereo detect |
| 446 | */ |
| 447 | /* stereo/multilang monitoring */ |
| 448 | static void watch_stereo(struct i2c_client *client) |
| 449 | { |
| 450 | struct msp_state *state = i2c_get_clientdata(client); |
| 451 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 452 | if (msp_detect_stereo(client)) { |
| 453 | msp_set_audmode(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 454 | } |
| 455 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 456 | if (msp_once) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 457 | state->watch_stereo = 0; |
| 458 | } |
| 459 | |
| 460 | int msp3400c_thread(void *data) |
| 461 | { |
| 462 | struct i2c_client *client = data; |
| 463 | struct msp_state *state = i2c_get_clientdata(client); |
| 464 | struct msp3400c_carrier_detect *cd; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 465 | int count, max1, max2, val1, val2, val, this; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 466 | |
| 467 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 468 | v4l_dbg(1, msp_debug, client, "msp3400 daemon started\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 469 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 470 | v4l_dbg(2, msp_debug, client, "msp3400 thread: sleep\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 471 | msp_sleep(state, -1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 472 | v4l_dbg(2, msp_debug, client, "msp3400 thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 473 | |
| 474 | restart: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 475 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 476 | state->restart = 0; |
| 477 | if (kthread_should_stop()) |
| 478 | break; |
| 479 | |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 480 | if (state->radio || MSP_MODE_EXTERN == state->mode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 481 | /* no carrier scan, just unmute */ |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 482 | v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 483 | state->scan_in_progress = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 484 | msp_set_audio(client); |
| 485 | continue; |
| 486 | } |
| 487 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 488 | /* mute audio */ |
| 489 | state->scan_in_progress = 1; |
| 490 | msp_set_audio(client); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 491 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 492 | msp3400c_set_mode(client, MSP_MODE_AM_DETECT); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 493 | val1 = val2 = 0; |
| 494 | max1 = max2 = -1; |
| 495 | state->watch_stereo = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 496 | state->nicam_on = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 497 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 498 | /* wait for tuner to settle down after a channel change */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 499 | if (msp_sleep(state, 200)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 500 | goto restart; |
| 501 | |
| 502 | /* carrier detect pass #1 -- main carrier */ |
| 503 | cd = msp3400c_carrier_detect_main; |
| 504 | count = ARRAY_SIZE(msp3400c_carrier_detect_main); |
| 505 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 506 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 507 | /* autodetect doesn't work well with AM ... */ |
| 508 | max1 = 3; |
| 509 | count = 0; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 510 | v4l_dbg(1, msp_debug, client, "AM sound override\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 511 | } |
| 512 | |
| 513 | for (this = 0; this < count; this++) { |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 514 | msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 515 | if (msp_sleep(state,100)) |
| 516 | goto restart; |
| 517 | val = msp_read_dsp(client, 0x1b); |
| 518 | if (val > 32767) |
| 519 | val -= 65536; |
| 520 | if (val1 < val) |
| 521 | val1 = val, max1 = this; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 522 | v4l_dbg(1, msp_debug, client, "carrier1 val: %5d / %s\n", val,cd[this].name); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 523 | } |
| 524 | |
| 525 | /* carrier detect pass #2 -- second (stereo) carrier */ |
| 526 | switch (max1) { |
| 527 | case 1: /* 5.5 */ |
| 528 | cd = msp3400c_carrier_detect_55; |
| 529 | count = ARRAY_SIZE(msp3400c_carrier_detect_55); |
| 530 | break; |
| 531 | case 3: /* 6.5 */ |
| 532 | cd = msp3400c_carrier_detect_65; |
| 533 | count = ARRAY_SIZE(msp3400c_carrier_detect_65); |
| 534 | break; |
| 535 | case 0: /* 4.5 */ |
| 536 | case 2: /* 6.0 */ |
| 537 | default: |
| 538 | cd = NULL; |
| 539 | count = 0; |
| 540 | break; |
| 541 | } |
| 542 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 543 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 544 | /* autodetect doesn't work well with AM ... */ |
| 545 | cd = NULL; |
| 546 | count = 0; |
| 547 | max2 = 0; |
| 548 | } |
| 549 | for (this = 0; this < count; this++) { |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 550 | msp3400c_set_carrier(client, cd[this].cdo, cd[this].cdo); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 551 | if (msp_sleep(state,100)) |
| 552 | goto restart; |
| 553 | val = msp_read_dsp(client, 0x1b); |
| 554 | if (val > 32767) |
| 555 | val -= 65536; |
| 556 | if (val2 < val) |
| 557 | val2 = val, max2 = this; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 558 | v4l_dbg(1, msp_debug, client, "carrier2 val: %5d / %s\n", val,cd[this].name); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 559 | } |
| 560 | |
| 561 | /* program the msp3400 according to the results */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 562 | state->main = msp3400c_carrier_detect_main[max1].cdo; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 563 | switch (max1) { |
| 564 | case 1: /* 5.5 */ |
| 565 | if (max2 == 0) { |
| 566 | /* B/G FM-stereo */ |
| 567 | state->second = msp3400c_carrier_detect_55[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 568 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 569 | state->watch_stereo = 1; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 570 | } else if (max2 == 1 && state->has_nicam) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 571 | /* B/G NICAM */ |
| 572 | state->second = msp3400c_carrier_detect_55[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 573 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 574 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 575 | state->watch_stereo = 1; |
| 576 | } else { |
| 577 | goto no_second; |
| 578 | } |
| 579 | break; |
| 580 | case 2: /* 6.0 */ |
| 581 | /* PAL I NICAM */ |
| 582 | state->second = MSP_CARRIER(6.552); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 583 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM2); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 584 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 585 | state->watch_stereo = 1; |
| 586 | break; |
| 587 | case 3: /* 6.5 */ |
| 588 | if (max2 == 1 || max2 == 2) { |
| 589 | /* D/K FM-stereo */ |
| 590 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 591 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 592 | state->watch_stereo = 1; |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 593 | } else if (max2 == 0 && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 594 | /* L NICAM or AM-mono */ |
| 595 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 596 | msp3400c_set_mode(client, MSP_MODE_AM_NICAM); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 597 | state->watch_stereo = 1; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 598 | } else if (max2 == 0 && state->has_nicam) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 599 | /* D/K NICAM */ |
| 600 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 601 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 602 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 603 | state->watch_stereo = 1; |
| 604 | } else { |
| 605 | goto no_second; |
| 606 | } |
| 607 | break; |
| 608 | case 0: /* 4.5 */ |
| 609 | default: |
| 610 | no_second: |
| 611 | state->second = msp3400c_carrier_detect_main[max1].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 612 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 613 | break; |
| 614 | } |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 615 | msp3400c_set_carrier(client, state->second, state->main); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 616 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 617 | /* unmute */ |
| 618 | state->scan_in_progress = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 619 | msp3400c_set_audmode(client); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 620 | msp_set_audio(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 621 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 622 | if (msp_debug) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 623 | msp3400c_print_mode(client); |
| 624 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 625 | /* monitor tv audio mode, the first time don't wait |
| 626 | so long to get a quick stereo/bilingual result */ |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 627 | count = 3; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 628 | while (state->watch_stereo) { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 629 | if (msp_sleep(state, count ? 1000 : 5000)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 630 | goto restart; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 631 | if (count) count--; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 632 | watch_stereo(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 633 | } |
| 634 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 635 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 636 | return 0; |
| 637 | } |
| 638 | |
| 639 | |
| 640 | int msp3410d_thread(void *data) |
| 641 | { |
| 642 | struct i2c_client *client = data; |
| 643 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 644 | int val, i, std, count; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 645 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 646 | v4l_dbg(1, msp_debug, client, "msp3410 daemon started\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 647 | |
| 648 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 649 | v4l_dbg(2, msp_debug, client, "msp3410 thread: sleep\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 650 | msp_sleep(state,-1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 651 | v4l_dbg(2, msp_debug, client, "msp3410 thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 652 | |
| 653 | restart: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 654 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 655 | state->restart = 0; |
| 656 | if (kthread_should_stop()) |
| 657 | break; |
| 658 | |
| 659 | if (state->mode == MSP_MODE_EXTERN) { |
| 660 | /* no carrier scan needed, just unmute */ |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 661 | v4l_dbg(1, msp_debug, client, "thread: no carrier scan\n"); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 662 | state->scan_in_progress = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 663 | msp_set_audio(client); |
| 664 | continue; |
| 665 | } |
| 666 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 667 | /* mute audio */ |
| 668 | state->scan_in_progress = 1; |
| 669 | msp_set_audio(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 670 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 671 | /* start autodetect. Note: autodetect is not supported for |
| 672 | NTSC-M and radio, hence we force the standard in those cases. */ |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 673 | if (state->radio) |
| 674 | std = 0x40; |
Hans Verkuil | d312a46 | 2006-01-09 18:21:36 -0200 | [diff] [blame] | 675 | else |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 676 | std = (state->v4l2_std & V4L2_STD_NTSC) ? 0x20 : 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 677 | state->watch_stereo = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 678 | state->nicam_on = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 679 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 680 | /* wait for tuner to settle down after a channel change */ |
| 681 | if (msp_sleep(state, 200)) |
| 682 | goto restart; |
| 683 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 684 | if (msp_debug) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 685 | v4l_dbg(2, msp_debug, client, "setting standard: %s (0x%04x)\n", |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 686 | msp_standard_std_name(std), std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 687 | |
| 688 | if (std != 1) { |
| 689 | /* programmed some specific mode */ |
| 690 | val = std; |
| 691 | } else { |
| 692 | /* triggered autodetect */ |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 693 | msp_write_dem(client, 0x20, std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 694 | for (;;) { |
Hans Verkuil | d312a46 | 2006-01-09 18:21:36 -0200 | [diff] [blame] | 695 | if (msp_sleep(state, 100)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 696 | goto restart; |
| 697 | |
| 698 | /* check results */ |
| 699 | val = msp_read_dem(client, 0x7e); |
| 700 | if (val < 0x07ff) |
| 701 | break; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 702 | v4l_dbg(2, msp_debug, client, "detection still in progress\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 703 | } |
| 704 | } |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 705 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
| 706 | if (msp_stdlist[i].retval == val) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 707 | break; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 708 | v4l_dbg(1, msp_debug, client, "current standard: %s (0x%04x)\n", |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 709 | msp_standard_std_name(val), val); |
| 710 | state->main = msp_stdlist[i].main; |
| 711 | state->second = msp_stdlist[i].second; |
| 712 | state->std = val; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 713 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 714 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 715 | if (msp_amsound && !state->radio && (state->v4l2_std & V4L2_STD_SECAM) && |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 716 | (val != 0x0009)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 717 | /* autodetection has failed, let backup */ |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 718 | v4l_dbg(1, msp_debug, client, "autodetection failed," |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 719 | " switching to backup standard: %s (0x%04x)\n", |
| 720 | msp_stdlist[8].name ? msp_stdlist[8].name : "unknown",val); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 721 | state->std = val = 0x0009; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 722 | msp_write_dem(client, 0x20, val); |
| 723 | } |
| 724 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 725 | /* set stereo */ |
| 726 | switch (val) { |
| 727 | case 0x0008: /* B/G NICAM */ |
| 728 | case 0x000a: /* I NICAM */ |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 729 | case 0x000b: /* D/K NICAM */ |
| 730 | if (val == 0x000a) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 731 | state->mode = MSP_MODE_FM_NICAM2; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 732 | else |
| 733 | state->mode = MSP_MODE_FM_NICAM1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 734 | /* just turn on stereo */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 735 | state->nicam_on = 1; |
| 736 | state->watch_stereo = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 737 | break; |
| 738 | case 0x0009: |
| 739 | state->mode = MSP_MODE_AM_NICAM; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 740 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 741 | state->watch_stereo = 1; |
| 742 | break; |
| 743 | case 0x0020: /* BTSC */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 744 | /* The pre-'G' models only have BTSC-mono */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 745 | state->mode = MSP_MODE_BTSC; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 746 | break; |
| 747 | case 0x0040: /* FM radio */ |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 748 | state->mode = MSP_MODE_FM_RADIO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 749 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 750 | /* not needed in theory if we have radio, but |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 751 | short programming enables carrier mute */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 752 | msp3400c_set_mode(client, MSP_MODE_FM_RADIO); |
| 753 | msp3400c_set_carrier(client, MSP_CARRIER(10.7), |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 754 | MSP_CARRIER(10.7)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 755 | break; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 756 | case 0x0002: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 757 | case 0x0003: |
| 758 | case 0x0004: |
| 759 | case 0x0005: |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 760 | state->mode = MSP_MODE_FM_TERRA; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 761 | state->watch_stereo = 1; |
| 762 | break; |
| 763 | } |
| 764 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 765 | /* set various prescales */ |
| 766 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ |
| 767 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ |
| 768 | if (state->has_nicam) |
| 769 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ |
| 770 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 771 | if (state->has_i2s_conf) |
| 772 | msp_write_dem(client, 0x40, state->i2s_mode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 773 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 774 | /* unmute */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 775 | msp3400c_set_audmode(client); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 776 | state->scan_in_progress = 0; |
| 777 | msp_set_audio(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 778 | |
| 779 | /* monitor tv audio mode, the first time don't wait |
| 780 | so long to get a quick stereo/bilingual result */ |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 781 | count = 3; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 782 | while (state->watch_stereo) { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 783 | if (msp_sleep(state, count ? 1000 : 5000)) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 784 | goto restart; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 785 | if (count) count--; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 786 | watch_stereo(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 787 | } |
| 788 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 789 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 790 | return 0; |
| 791 | } |
| 792 | |
| 793 | /* ----------------------------------------------------------------------- */ |
| 794 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 795 | /* msp34xxG + (autoselect no-thread) |
| 796 | * this one uses both automatic standard detection and automatic sound |
| 797 | * select which are available in the newer G versions |
| 798 | * struct msp: only norm, acb and source are really used in this mode |
| 799 | */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 800 | |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 801 | static int msp34xxg_modus(struct i2c_client *client) |
| 802 | { |
| 803 | struct msp_state *state = i2c_get_clientdata(client); |
| 804 | |
| 805 | if (state->radio) { |
| 806 | v4l_dbg(1, msp_debug, client, "selected radio modus\n"); |
| 807 | return 0x0001; |
| 808 | } |
| 809 | |
| 810 | if (state->v4l2_std & V4L2_STD_PAL) { |
| 811 | v4l_dbg(1, msp_debug, client, "selected PAL modus\n"); |
| 812 | return 0x7001; |
| 813 | } |
| 814 | if (state->v4l2_std == V4L2_STD_NTSC_M_JP) { |
| 815 | v4l_dbg(1, msp_debug, client, "selected M (EIA-J) modus\n"); |
| 816 | return 0x4001; |
| 817 | } |
| 818 | if (state->v4l2_std == V4L2_STD_NTSC_M_KR) { |
| 819 | v4l_dbg(1, msp_debug, client, "selected M (A2) modus\n"); |
| 820 | return 0x0001; |
| 821 | } |
| 822 | if (state->v4l2_std & V4L2_STD_MN) { |
| 823 | v4l_dbg(1, msp_debug, client, "selected M (BTSC) modus\n"); |
| 824 | return 0x2001; |
| 825 | } |
| 826 | if (state->v4l2_std & V4L2_STD_SECAM) { |
| 827 | v4l_dbg(1, msp_debug, client, "selected SECAM modus\n"); |
| 828 | return 0x6001; |
| 829 | } |
| 830 | return 0x0001; |
| 831 | } |
| 832 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 833 | static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in) |
| 834 | { |
| 835 | struct msp_state *state = i2c_get_clientdata(client); |
| 836 | int source, matrix; |
| 837 | |
| 838 | switch (state->audmode) { |
| 839 | case V4L2_TUNER_MODE_MONO: |
| 840 | source = 0; /* mono only */ |
| 841 | matrix = 0x30; |
| 842 | break; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 843 | case V4L2_TUNER_MODE_LANG2: |
| 844 | source = 4; /* stereo or B */ |
| 845 | matrix = 0x10; |
| 846 | break; |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 847 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 848 | source = 1; /* stereo or A|B */ |
| 849 | matrix = 0x20; |
| 850 | break; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 851 | case V4L2_TUNER_MODE_STEREO: |
| 852 | case V4L2_TUNER_MODE_LANG1: |
| 853 | default: |
| 854 | source = 3; /* stereo or A */ |
| 855 | matrix = 0x00; |
| 856 | break; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 857 | } |
| 858 | |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame^] | 859 | if (in == MSP_DSP_IN_TUNER) |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 860 | source = (source << 8) | 0x20; |
| 861 | /* the msp34x2g puts the MAIN_AVC, MAIN and AUX sources in 12, 13, 14 |
| 862 | instead of 11, 12, 13. So we add one for that msp version. */ |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame^] | 863 | else if (in >= MSP_DSP_IN_MAIN_AVC && state->has_dolby_pro_logic) |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 864 | source = ((in + 1) << 8) | matrix; |
| 865 | else |
| 866 | source = (in << 8) | matrix; |
| 867 | |
| 868 | v4l_dbg(1, msp_debug, client, "set source to %d (0x%x) for output %02x\n", |
| 869 | in, source, reg); |
| 870 | msp_write_dsp(client, reg, source); |
| 871 | } |
| 872 | |
| 873 | static void msp34xxg_set_sources(struct i2c_client *client) |
| 874 | { |
| 875 | struct msp_state *state = i2c_get_clientdata(client); |
| 876 | u32 in = state->routing.input; |
| 877 | |
| 878 | msp34xxg_set_source(client, 0x0008, (in >> 4) & 0xf); |
| 879 | /* quasi-peak detector is set to same input as the loudspeaker (MAIN) */ |
| 880 | msp34xxg_set_source(client, 0x000c, (in >> 4) & 0xf); |
| 881 | msp34xxg_set_source(client, 0x0009, (in >> 8) & 0xf); |
| 882 | msp34xxg_set_source(client, 0x000a, (in >> 12) & 0xf); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 883 | if (state->has_scart2_out) |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 884 | msp34xxg_set_source(client, 0x0041, (in >> 16) & 0xf); |
| 885 | msp34xxg_set_source(client, 0x000b, (in >> 20) & 0xf); |
| 886 | } |
| 887 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 888 | /* (re-)initialize the msp34xxg */ |
| 889 | static void msp34xxg_reset(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 890 | { |
| 891 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 892 | int tuner = (state->routing.input >> 3) & 1; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 893 | int modus; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 894 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 895 | /* initialize std to 1 (autodetect) to signal that no standard is |
| 896 | selected yet. */ |
| 897 | state->std = 1; |
| 898 | |
| 899 | msp_reset(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 900 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 901 | if (state->has_i2s_conf) |
| 902 | msp_write_dem(client, 0x40, state->i2s_mode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 903 | |
| 904 | /* step-by-step initialisation, as described in the manual */ |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 905 | modus = msp34xxg_modus(client); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 906 | modus |= tuner ? 0x100 : 0; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 907 | msp_write_dem(client, 0x30, modus); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 908 | |
| 909 | /* write the dsps that may have an influence on |
| 910 | standard/audio autodetection right now */ |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 911 | msp34xxg_set_sources(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 912 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 913 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ |
| 914 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ |
| 915 | if (state->has_nicam) |
| 916 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 917 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 918 | /* set identification threshold. Personally, I |
| 919 | * I set it to a higher value than the default |
| 920 | * of 0x190 to ignore noisy stereo signals. |
| 921 | * this needs tuning. (recommended range 0x00a0-0x03c0) |
| 922 | * 0x7f0 = forced mono mode |
| 923 | * |
| 924 | * a2 threshold for stereo/bilingual. |
| 925 | * Note: this register is part of the Manual/Compatibility mode. |
| 926 | * It is supported by all 'G'-family chips. |
| 927 | */ |
| 928 | msp_write_dem(client, 0x22, msp_stereo_thresh); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 929 | } |
| 930 | |
| 931 | int msp34xxg_thread(void *data) |
| 932 | { |
| 933 | struct i2c_client *client = data; |
| 934 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 935 | int val, i; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 936 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 937 | v4l_dbg(1, msp_debug, client, "msp34xxg daemon started\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 938 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 939 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 940 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: sleep\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 941 | msp_sleep(state, -1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 942 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 943 | |
| 944 | restart: |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 945 | v4l_dbg(1, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 946 | state->restart = 0; |
| 947 | if (kthread_should_stop()) |
| 948 | break; |
| 949 | |
| 950 | /* setup the chip*/ |
| 951 | msp34xxg_reset(client); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 952 | state->std = state->radio ? 0x40 : msp_standard; |
| 953 | if (state->std != 1) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 954 | goto unmute; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 955 | /* start autodetect */ |
| 956 | msp_write_dem(client, 0x20, state->std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 957 | |
| 958 | /* watch autodetect */ |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 959 | v4l_dbg(1, msp_debug, client, "started autodetect, waiting for result\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 960 | for (i = 0; i < 10; i++) { |
| 961 | if (msp_sleep(state, 100)) |
| 962 | goto restart; |
| 963 | |
| 964 | /* check results */ |
| 965 | val = msp_read_dem(client, 0x7e); |
| 966 | if (val < 0x07ff) { |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 967 | state->std = val; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 968 | break; |
| 969 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 970 | v4l_dbg(2, msp_debug, client, "detection still in progress\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 971 | } |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 972 | if (state->std == 1) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 973 | v4l_dbg(1, msp_debug, client, "detection still in progress after 10 tries. giving up.\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 974 | continue; |
| 975 | } |
| 976 | |
| 977 | unmute: |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 978 | v4l_dbg(1, msp_debug, client, "detected standard: %s (0x%04x)\n", |
| 979 | msp_standard_std_name(state->std), state->std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 980 | |
| 981 | /* unmute: dispatch sound to scart output, set scart volume */ |
| 982 | msp_set_audio(client); |
| 983 | |
| 984 | /* restore ACB */ |
| 985 | if (msp_write_dsp(client, 0x13, state->acb)) |
| 986 | return -1; |
| 987 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 988 | /* the periodic stereo/SAP check is only relevant for |
| 989 | the 0x20 standard (BTSC) */ |
| 990 | if (state->std != 0x20) |
| 991 | continue; |
| 992 | |
| 993 | state->watch_stereo = 1; |
| 994 | |
| 995 | /* monitor tv audio mode, the first time don't wait |
| 996 | in order to get a quick stereo/SAP update */ |
| 997 | watch_stereo(client); |
| 998 | while (state->watch_stereo) { |
| 999 | watch_stereo(client); |
| 1000 | if (msp_sleep(state, 5000)) |
| 1001 | goto restart; |
| 1002 | } |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1003 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1004 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1005 | return 0; |
| 1006 | } |
| 1007 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1008 | static int msp34xxg_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1009 | { |
| 1010 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1011 | int status = msp_read_dem(client, 0x0200); |
| 1012 | int is_bilingual = status & 0x100; |
| 1013 | int is_stereo = status & 0x40; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1014 | int oldrx = state->rxsubchans; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1015 | |
| 1016 | state->rxsubchans = 0; |
| 1017 | if (is_stereo) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1018 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1019 | else |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1020 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1021 | if (is_bilingual) { |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1022 | if (state->std == 0x20) |
| 1023 | state->rxsubchans |= V4L2_TUNER_SUB_SAP; |
| 1024 | else |
| 1025 | state->rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1026 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1027 | v4l_dbg(1, msp_debug, client, "status=0x%x, stereo=%d, bilingual=%d -> rxsubchans=%d\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1028 | status, is_stereo, is_bilingual, state->rxsubchans); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1029 | return (oldrx != state->rxsubchans); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1030 | } |
| 1031 | |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 1032 | static void msp34xxg_set_audmode(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1033 | { |
| 1034 | struct msp_state *state = i2c_get_clientdata(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1035 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1036 | if (state->std == 0x20) { |
| 1037 | if ((state->rxsubchans & V4L2_TUNER_SUB_SAP) && |
Mauro Carvalho Chehab | cc33668 | 2006-03-29 16:29:00 -0300 | [diff] [blame] | 1038 | (state->audmode == V4L2_TUNER_MODE_LANG1_LANG2 || |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1039 | state->audmode == V4L2_TUNER_MODE_LANG2)) { |
| 1040 | msp_write_dem(client, 0x20, 0x21); |
| 1041 | } else { |
| 1042 | msp_write_dem(client, 0x20, 0x20); |
| 1043 | } |
| 1044 | } |
| 1045 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 1046 | msp34xxg_set_sources(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1047 | } |
| 1048 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1049 | void msp_set_audmode(struct i2c_client *client) |
| 1050 | { |
| 1051 | struct msp_state *state = i2c_get_clientdata(client); |
| 1052 | |
| 1053 | switch (state->opmode) { |
| 1054 | case OPMODE_MANUAL: |
| 1055 | case OPMODE_AUTODETECT: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1056 | msp3400c_set_audmode(client); |
| 1057 | break; |
| 1058 | case OPMODE_AUTOSELECT: |
| 1059 | msp34xxg_set_audmode(client); |
| 1060 | break; |
| 1061 | } |
| 1062 | } |
| 1063 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1064 | int msp_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1065 | { |
| 1066 | struct msp_state *state = i2c_get_clientdata(client); |
| 1067 | |
| 1068 | switch (state->opmode) { |
| 1069 | case OPMODE_MANUAL: |
| 1070 | case OPMODE_AUTODETECT: |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1071 | return msp3400c_detect_stereo(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1072 | case OPMODE_AUTOSELECT: |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1073 | return msp34xxg_detect_stereo(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1074 | } |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1075 | return 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1076 | } |
| 1077 | |