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 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 19 | * 02110-1301, USA. |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 20 | */ |
| 21 | |
| 22 | |
| 23 | #include <linux/kernel.h> |
| 24 | #include <linux/module.h> |
| 25 | #include <linux/slab.h> |
| 26 | #include <linux/i2c.h> |
Rafael J. Wysocki | 8314418 | 2007-07-17 04:03:35 -0700 | [diff] [blame] | 27 | #include <linux/freezer.h> |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 28 | #include <linux/videodev2.h> |
| 29 | #include <media/v4l2-common.h> |
Hans Verkuil | 49965a8 | 2006-03-19 08:45:38 -0300 | [diff] [blame] | 30 | #include <media/msp3400.h> |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 31 | #include <linux/kthread.h> |
| 32 | #include <linux/suspend.h> |
Hans Verkuil | 49965a8 | 2006-03-19 08:45:38 -0300 | [diff] [blame] | 33 | #include "msp3400-driver.h" |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 34 | |
| 35 | /* this one uses the automatic sound standard detection of newer msp34xx |
| 36 | chip versions */ |
| 37 | static struct { |
| 38 | int retval; |
| 39 | int main, second; |
| 40 | char *name; |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 41 | } msp_stdlist[] = { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 42 | { 0x0000, 0, 0, "could not detect sound standard" }, |
| 43 | { 0x0001, 0, 0, "autodetect start" }, |
| 44 | { 0x0002, MSP_CARRIER(4.5), MSP_CARRIER(4.72), "4.5/4.72 M Dual FM-Stereo" }, |
| 45 | { 0x0003, MSP_CARRIER(5.5), MSP_CARRIER(5.7421875), "5.5/5.74 B/G Dual FM-Stereo" }, |
| 46 | { 0x0004, MSP_CARRIER(6.5), MSP_CARRIER(6.2578125), "6.5/6.25 D/K1 Dual FM-Stereo" }, |
| 47 | { 0x0005, MSP_CARRIER(6.5), MSP_CARRIER(6.7421875), "6.5/6.74 D/K2 Dual FM-Stereo" }, |
| 48 | { 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] | 49 | { 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] | 50 | { 0x0008, MSP_CARRIER(5.5), MSP_CARRIER(5.85), "5.5/5.85 B/G NICAM FM" }, |
| 51 | { 0x0009, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 L NICAM AM" }, |
| 52 | { 0x000a, MSP_CARRIER(6.0), MSP_CARRIER(6.55), "6.0/6.55 I NICAM FM" }, |
| 53 | { 0x000b, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM" }, |
| 54 | { 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] | 55 | { 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] | 56 | { 0x0020, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Stereo" }, |
| 57 | { 0x0021, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Mono + SAP" }, |
| 58 | { 0x0030, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M EIA-J Japan Stereo" }, |
| 59 | { 0x0040, MSP_CARRIER(10.7), MSP_CARRIER(10.7), "10.7 FM-Stereo Radio" }, |
| 60 | { 0x0050, MSP_CARRIER(6.5), MSP_CARRIER(6.5), "6.5 SAT-Mono" }, |
| 61 | { 0x0051, MSP_CARRIER(7.02), MSP_CARRIER(7.20), "7.02/7.20 SAT-Stereo" }, |
| 62 | { 0x0060, MSP_CARRIER(7.2), MSP_CARRIER(7.2), "7.2 SAT ADR" }, |
| 63 | { -1, 0, 0, NULL }, /* EOF */ |
| 64 | }; |
| 65 | |
| 66 | static struct msp3400c_init_data_dem { |
| 67 | int fir1[6]; |
| 68 | int fir2[6]; |
| 69 | int cdo1; |
| 70 | int cdo2; |
| 71 | int ad_cv; |
| 72 | int mode_reg; |
| 73 | int dsp_src; |
| 74 | int dsp_matrix; |
| 75 | } msp3400c_init_data[] = { |
| 76 | { /* AM (for carrier detect / msp3400) */ |
| 77 | {75, 19, 36, 35, 39, 40}, |
| 78 | {75, 19, 36, 35, 39, 40}, |
| 79 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), |
| 80 | 0x00d0, 0x0500, 0x0020, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 81 | }, { /* AM (for carrier detect / msp3410) */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 82 | {-1, -1, -8, 2, 59, 126}, |
| 83 | {-1, -1, -8, 2, 59, 126}, |
| 84 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), |
| 85 | 0x00d0, 0x0100, 0x0020, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 86 | }, { /* FM Radio */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 87 | {-8, -8, 4, 6, 78, 107}, |
| 88 | {-8, -8, 4, 6, 78, 107}, |
| 89 | MSP_CARRIER(10.7), MSP_CARRIER(10.7), |
| 90 | 0x00d0, 0x0480, 0x0020, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 91 | }, { /* Terrestial FM-mono + FM-stereo */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 92 | {3, 18, 27, 48, 66, 72}, |
| 93 | {3, 18, 27, 48, 66, 72}, |
| 94 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), |
| 95 | 0x00d0, 0x0480, 0x0030, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 96 | }, { /* Sat FM-mono */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 97 | { 1, 9, 14, 24, 33, 37}, |
| 98 | { 3, 18, 27, 48, 66, 72}, |
| 99 | MSP_CARRIER(6.5), MSP_CARRIER(6.5), |
| 100 | 0x00c6, 0x0480, 0x0000, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 101 | }, { /* NICAM/FM -- B/G (5.5/5.85), D/K (6.5/5.85) */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 102 | {-2, -8, -10, 10, 50, 86}, |
| 103 | {3, 18, 27, 48, 66, 72}, |
| 104 | MSP_CARRIER(5.5), MSP_CARRIER(5.5), |
| 105 | 0x00d0, 0x0040, 0x0120, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 106 | }, { /* NICAM/FM -- I (6.0/6.552) */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 107 | {2, 4, -6, -4, 40, 94}, |
| 108 | {3, 18, 27, 48, 66, 72}, |
| 109 | MSP_CARRIER(6.0), MSP_CARRIER(6.0), |
| 110 | 0x00d0, 0x0040, 0x0120, 0x3000 |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 111 | }, { /* NICAM/AM -- L (6.5/5.85) */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 112 | {-2, -8, -10, 10, 50, 86}, |
| 113 | {-4, -12, -9, 23, 79, 126}, |
| 114 | MSP_CARRIER(6.5), MSP_CARRIER(6.5), |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 115 | 0x00c6, 0x0140, 0x0120, 0x7c00 |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 116 | }, |
| 117 | }; |
| 118 | |
| 119 | struct msp3400c_carrier_detect { |
| 120 | int cdo; |
| 121 | char *name; |
| 122 | }; |
| 123 | |
| 124 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_main[] = { |
| 125 | /* main carrier */ |
| 126 | { MSP_CARRIER(4.5), "4.5 NTSC" }, |
| 127 | { MSP_CARRIER(5.5), "5.5 PAL B/G" }, |
| 128 | { MSP_CARRIER(6.0), "6.0 PAL I" }, |
| 129 | { MSP_CARRIER(6.5), "6.5 PAL D/K + SAT + SECAM" } |
| 130 | }; |
| 131 | |
| 132 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_55[] = { |
| 133 | /* PAL B/G */ |
| 134 | { MSP_CARRIER(5.7421875), "5.742 PAL B/G FM-stereo" }, |
| 135 | { MSP_CARRIER(5.85), "5.85 PAL B/G NICAM" } |
| 136 | }; |
| 137 | |
| 138 | static struct msp3400c_carrier_detect msp3400c_carrier_detect_65[] = { |
| 139 | /* PAL SAT / SECAM */ |
| 140 | { MSP_CARRIER(5.85), "5.85 PAL D/K + SECAM NICAM" }, |
| 141 | { MSP_CARRIER(6.2578125), "6.25 PAL D/K1 FM-stereo" }, |
| 142 | { MSP_CARRIER(6.7421875), "6.74 PAL D/K2 FM-stereo" }, |
| 143 | { MSP_CARRIER(7.02), "7.02 PAL SAT FM-stereo s/b" }, |
| 144 | { MSP_CARRIER(7.20), "7.20 PAL SAT FM-stereo s" }, |
| 145 | { MSP_CARRIER(7.38), "7.38 PAL SAT FM-stereo b" }, |
| 146 | }; |
| 147 | |
| 148 | /* ------------------------------------------------------------------------ */ |
| 149 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 150 | const char *msp_standard_std_name(int std) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 151 | { |
| 152 | int i; |
| 153 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 154 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
| 155 | if (msp_stdlist[i].retval == std) |
| 156 | return msp_stdlist[i].name; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 157 | return "unknown"; |
| 158 | } |
| 159 | |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 160 | static void msp_set_source(struct i2c_client *client, u16 src) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 161 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 162 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 163 | |
| 164 | if (msp_dolby) { |
| 165 | msp_write_dsp(client, 0x0008, 0x0520); /* I2S1 */ |
| 166 | msp_write_dsp(client, 0x0009, 0x0620); /* I2S2 */ |
| 167 | } else { |
| 168 | msp_write_dsp(client, 0x0008, src); |
| 169 | msp_write_dsp(client, 0x0009, src); |
| 170 | } |
| 171 | msp_write_dsp(client, 0x000a, src); |
| 172 | msp_write_dsp(client, 0x000b, src); |
| 173 | msp_write_dsp(client, 0x000c, src); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 174 | if (state->has_scart2_out) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 175 | msp_write_dsp(client, 0x0041, src); |
| 176 | } |
| 177 | |
| 178 | void msp3400c_set_carrier(struct i2c_client *client, int cdo1, int cdo2) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 179 | { |
| 180 | msp_write_dem(client, 0x0093, cdo1 & 0xfff); |
| 181 | msp_write_dem(client, 0x009b, cdo1 >> 12); |
| 182 | msp_write_dem(client, 0x00a3, cdo2 & 0xfff); |
| 183 | msp_write_dem(client, 0x00ab, cdo2 >> 12); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 184 | msp_write_dem(client, 0x0056, 0); /* LOAD_REG_1/2 */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 185 | } |
| 186 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 187 | void msp3400c_set_mode(struct i2c_client *client, int mode) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 188 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 189 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 190 | struct msp3400c_init_data_dem *data = &msp3400c_init_data[mode]; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 191 | int tuner = (state->routing.input >> 3) & 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 192 | int i; |
| 193 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 194 | v4l_dbg(1, msp_debug, client, "set_mode: %d\n", mode); |
| 195 | state->mode = mode; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 196 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
| 197 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 198 | msp_write_dem(client, 0x00bb, data->ad_cv | (tuner ? 0x100 : 0)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 199 | |
| 200 | for (i = 5; i >= 0; i--) /* fir 1 */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 201 | msp_write_dem(client, 0x0001, data->fir1[i]); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 202 | |
| 203 | msp_write_dem(client, 0x0005, 0x0004); /* fir 2 */ |
| 204 | msp_write_dem(client, 0x0005, 0x0040); |
| 205 | msp_write_dem(client, 0x0005, 0x0000); |
| 206 | for (i = 5; i >= 0; i--) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 207 | msp_write_dem(client, 0x0005, data->fir2[i]); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 208 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 209 | msp_write_dem(client, 0x0083, data->mode_reg); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 210 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 211 | msp3400c_set_carrier(client, data->cdo1, data->cdo2); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 212 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 213 | msp_set_source(client, data->dsp_src); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 214 | /* set prescales */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 215 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 216 | /* volume prescale for SCART (AM mono input) */ |
| 217 | msp_write_dsp(client, 0x000d, 0x1900); |
| 218 | msp_write_dsp(client, 0x000e, data->dsp_matrix); |
| 219 | if (state->has_nicam) /* nicam prescale */ |
| 220 | msp_write_dsp(client, 0x0010, 0x5a00); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 221 | } |
| 222 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 223 | /* Set audio mode. Note that the pre-'G' models do not support BTSC+SAP, |
| 224 | nor do they support stereo BTSC. */ |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 225 | static void msp3400c_set_audmode(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 226 | { |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 227 | static char *strmode[] = { |
| 228 | "mono", "stereo", "lang2", "lang1", "lang1+lang2" |
| 229 | }; |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 230 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 231 | char *modestr = (state->audmode >= 0 && state->audmode < 5) ? |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 232 | strmode[state->audmode] : "unknown"; |
| 233 | int src = 0; /* channel source: FM/AM, nicam or SCART */ |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 234 | int audmode = state->audmode; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 235 | |
| 236 | if (state->opmode == OPMODE_AUTOSELECT) { |
| 237 | /* this method would break everything, let's make sure |
| 238 | * it's never called |
| 239 | */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 240 | v4l_dbg(1, msp_debug, client, |
| 241 | "set_audmode called with mode=%d instead of set_source (ignored)\n", |
| 242 | state->audmode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 243 | return; |
| 244 | } |
| 245 | |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 246 | /* Note: for the C and D revs no NTSC stereo + SAP is possible as |
| 247 | the hardware does not support SAP. So the rxsubchans combination |
| 248 | of STEREO | LANG2 does not occur. */ |
| 249 | |
Hans Verkuil | 2eb606d | 2006-04-02 08:21:02 -0300 | [diff] [blame] | 250 | if (state->mode != MSP_MODE_EXTERN) { |
| 251 | /* switch to mono if only mono is available */ |
| 252 | if (state->rxsubchans == V4L2_TUNER_SUB_MONO) |
| 253 | audmode = V4L2_TUNER_MODE_MONO; |
| 254 | /* if bilingual */ |
| 255 | else if (state->rxsubchans & V4L2_TUNER_SUB_LANG2) { |
| 256 | /* and mono or stereo, then fallback to lang1 */ |
| 257 | if (audmode == V4L2_TUNER_MODE_MONO || |
| 258 | audmode == V4L2_TUNER_MODE_STEREO) |
| 259 | audmode = V4L2_TUNER_MODE_LANG1; |
| 260 | } |
| 261 | /* if stereo, and audmode is not mono, then switch to stereo */ |
| 262 | else if (audmode != V4L2_TUNER_MODE_MONO) |
| 263 | audmode = V4L2_TUNER_MODE_STEREO; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 264 | } |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 265 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 266 | /* switch demodulator */ |
| 267 | switch (state->mode) { |
| 268 | case MSP_MODE_FM_TERRA: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 269 | v4l_dbg(1, msp_debug, client, "FM set_audmode: %s\n", modestr); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 270 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 271 | case V4L2_TUNER_MODE_STEREO: |
| 272 | msp_write_dsp(client, 0x000e, 0x3001); |
| 273 | break; |
| 274 | case V4L2_TUNER_MODE_MONO: |
| 275 | case V4L2_TUNER_MODE_LANG1: |
| 276 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 277 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 278 | msp_write_dsp(client, 0x000e, 0x3000); |
| 279 | break; |
| 280 | } |
| 281 | break; |
| 282 | case MSP_MODE_FM_SAT: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 283 | v4l_dbg(1, msp_debug, client, "SAT set_audmode: %s\n", modestr); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 284 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 285 | case V4L2_TUNER_MODE_MONO: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 286 | msp3400c_set_carrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 287 | break; |
| 288 | case V4L2_TUNER_MODE_STEREO: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 289 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 290 | msp3400c_set_carrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 291 | break; |
| 292 | case V4L2_TUNER_MODE_LANG1: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 293 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 294 | break; |
| 295 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 296 | msp3400c_set_carrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 297 | break; |
| 298 | } |
| 299 | break; |
| 300 | case MSP_MODE_FM_NICAM1: |
| 301 | case MSP_MODE_FM_NICAM2: |
| 302 | case MSP_MODE_AM_NICAM: |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 303 | v4l_dbg(1, msp_debug, client, |
| 304 | "NICAM set_audmode: %s\n", modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 305 | if (state->nicam_on) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 306 | src = 0x0100; /* NICAM */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 307 | break; |
| 308 | case MSP_MODE_BTSC: |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 309 | v4l_dbg(1, msp_debug, client, |
| 310 | "BTSC set_audmode: %s\n", modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 311 | break; |
| 312 | case MSP_MODE_EXTERN: |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 313 | v4l_dbg(1, msp_debug, client, |
| 314 | "extern set_audmode: %s\n", modestr); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 315 | src = 0x0200; /* SCART */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 316 | break; |
| 317 | case MSP_MODE_FM_RADIO: |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 318 | v4l_dbg(1, msp_debug, client, |
| 319 | "FM-Radio set_audmode: %s\n", modestr); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 320 | break; |
| 321 | default: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 322 | v4l_dbg(1, msp_debug, client, "mono set_audmode\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 323 | return; |
| 324 | } |
| 325 | |
| 326 | /* switch audio */ |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 327 | v4l_dbg(1, msp_debug, client, "set audmode %d\n", audmode); |
Hans Verkuil | 7061561 | 2006-03-29 14:31:44 -0300 | [diff] [blame] | 328 | switch (audmode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 329 | case V4L2_TUNER_MODE_STEREO: |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 330 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 331 | src |= 0x0020; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 332 | break; |
| 333 | case V4L2_TUNER_MODE_MONO: |
| 334 | if (state->mode == MSP_MODE_AM_NICAM) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 335 | v4l_dbg(1, msp_debug, client, "switching to AM mono\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 336 | /* AM mono decoding is handled by tuner, not MSP chip */ |
| 337 | /* SCART switching control register */ |
| 338 | msp_set_scart(client, SCART_MONO, 0); |
| 339 | src = 0x0200; |
| 340 | break; |
| 341 | } |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 342 | if (state->rxsubchans & V4L2_TUNER_SUB_STEREO) |
| 343 | src = 0x0030; |
| 344 | break; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 345 | case V4L2_TUNER_MODE_LANG1: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 346 | break; |
| 347 | case V4L2_TUNER_MODE_LANG2: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 348 | src |= 0x0010; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 349 | break; |
| 350 | } |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 351 | v4l_dbg(1, msp_debug, client, |
| 352 | "set_audmode final source/matrix = 0x%x\n", src); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 353 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 354 | msp_set_source(client, src); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 355 | } |
| 356 | |
| 357 | static void msp3400c_print_mode(struct i2c_client *client) |
| 358 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 359 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 360 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 361 | if (state->main == state->second) |
| 362 | v4l_dbg(1, msp_debug, client, |
| 363 | "mono sound carrier: %d.%03d MHz\n", |
| 364 | state->main / 910000, (state->main / 910) % 1000); |
| 365 | else |
| 366 | v4l_dbg(1, msp_debug, client, |
| 367 | "main sound carrier: %d.%03d MHz\n", |
| 368 | state->main / 910000, (state->main / 910) % 1000); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 369 | if (state->mode == MSP_MODE_FM_NICAM1 || state->mode == MSP_MODE_FM_NICAM2) |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 370 | v4l_dbg(1, msp_debug, client, |
| 371 | "NICAM/FM carrier : %d.%03d MHz\n", |
| 372 | state->second / 910000, (state->second/910) % 1000); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 373 | if (state->mode == MSP_MODE_AM_NICAM) |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 374 | v4l_dbg(1, msp_debug, client, |
| 375 | "NICAM/AM carrier : %d.%03d MHz\n", |
| 376 | state->second / 910000, (state->second / 910) % 1000); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 377 | if (state->mode == MSP_MODE_FM_TERRA && state->main != state->second) { |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 378 | v4l_dbg(1, msp_debug, client, |
| 379 | "FM-stereo carrier : %d.%03d MHz\n", |
| 380 | state->second / 910000, (state->second / 910) % 1000); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 381 | } |
| 382 | } |
| 383 | |
| 384 | /* ----------------------------------------------------------------------- */ |
| 385 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 386 | static int msp3400c_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 387 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 388 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 389 | int val; |
| 390 | int rxsubchans = state->rxsubchans; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 391 | int newnicam = state->nicam_on; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 392 | int update = 0; |
| 393 | |
| 394 | switch (state->mode) { |
| 395 | case MSP_MODE_FM_TERRA: |
| 396 | val = msp_read_dsp(client, 0x18); |
| 397 | if (val > 32767) |
| 398 | val -= 65536; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 399 | v4l_dbg(2, msp_debug, client, |
| 400 | "stereo detect register: %d\n", val); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 401 | if (val > 8192) { |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 402 | rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 403 | } else if (val < -4096) { |
| 404 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
| 405 | } else { |
| 406 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 407 | } |
| 408 | newnicam = 0; |
| 409 | break; |
| 410 | case MSP_MODE_FM_NICAM1: |
| 411 | case MSP_MODE_FM_NICAM2: |
| 412 | case MSP_MODE_AM_NICAM: |
| 413 | val = msp_read_dem(client, 0x23); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 414 | v4l_dbg(2, msp_debug, client, "nicam sync=%d, mode=%d\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 415 | val & 1, (val & 0x1e) >> 1); |
| 416 | |
| 417 | if (val & 1) { |
| 418 | /* nicam synced */ |
| 419 | switch ((val & 0x1e) >> 1) { |
| 420 | case 0: |
| 421 | case 8: |
| 422 | rxsubchans = V4L2_TUNER_SUB_STEREO; |
| 423 | break; |
| 424 | case 1: |
| 425 | case 9: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 426 | rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 427 | break; |
| 428 | case 2: |
| 429 | case 10: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 430 | rxsubchans = V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 431 | break; |
| 432 | default: |
| 433 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 434 | break; |
| 435 | } |
| 436 | newnicam = 1; |
| 437 | } else { |
| 438 | newnicam = 0; |
| 439 | rxsubchans = V4L2_TUNER_SUB_MONO; |
| 440 | } |
| 441 | break; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 442 | } |
| 443 | if (rxsubchans != state->rxsubchans) { |
| 444 | update = 1; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 445 | v4l_dbg(1, msp_debug, client, |
| 446 | "watch: rxsubchans %02x => %02x\n", |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 447 | state->rxsubchans, rxsubchans); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 448 | state->rxsubchans = rxsubchans; |
| 449 | } |
| 450 | if (newnicam != state->nicam_on) { |
| 451 | update = 1; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 452 | v4l_dbg(1, msp_debug, client, "watch: nicam %d => %d\n", |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 453 | state->nicam_on, newnicam); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 454 | state->nicam_on = newnicam; |
| 455 | } |
| 456 | return update; |
| 457 | } |
| 458 | |
| 459 | /* |
| 460 | * A kernel thread for msp3400 control -- we don't want to block the |
| 461 | * in the ioctl while doing the sound carrier & stereo detect |
| 462 | */ |
| 463 | /* stereo/multilang monitoring */ |
| 464 | static void watch_stereo(struct i2c_client *client) |
| 465 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 466 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 467 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 468 | if (msp_detect_stereo(client)) |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 469 | msp_set_audmode(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 470 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 471 | if (msp_once) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 472 | state->watch_stereo = 0; |
| 473 | } |
| 474 | |
| 475 | int msp3400c_thread(void *data) |
| 476 | { |
| 477 | struct i2c_client *client = data; |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 478 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 479 | struct msp3400c_carrier_detect *cd; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 480 | int count, max1, max2, val1, val2, val, i; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 481 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 482 | v4l_dbg(1, msp_debug, client, "msp3400 daemon started\n"); |
Rafael J. Wysocki | 8314418 | 2007-07-17 04:03:35 -0700 | [diff] [blame] | 483 | set_freezable(); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 484 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 485 | v4l_dbg(2, msp_debug, client, "msp3400 thread: sleep\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 486 | msp_sleep(state, -1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 487 | v4l_dbg(2, msp_debug, client, "msp3400 thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 488 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 489 | restart: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 490 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 491 | state->restart = 0; |
| 492 | if (kthread_should_stop()) |
| 493 | break; |
| 494 | |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 495 | if (state->radio || MSP_MODE_EXTERN == state->mode) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 496 | /* no carrier scan, just unmute */ |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 497 | v4l_dbg(1, msp_debug, client, |
| 498 | "thread: no carrier scan\n"); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 499 | state->scan_in_progress = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 500 | msp_set_audio(client); |
| 501 | continue; |
| 502 | } |
| 503 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 504 | /* mute audio */ |
| 505 | state->scan_in_progress = 1; |
| 506 | msp_set_audio(client); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 507 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 508 | msp3400c_set_mode(client, MSP_MODE_AM_DETECT); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 509 | val1 = val2 = 0; |
| 510 | max1 = max2 = -1; |
| 511 | state->watch_stereo = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 512 | state->nicam_on = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 513 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 514 | /* wait for tuner to settle down after a channel change */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 515 | if (msp_sleep(state, 200)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 516 | goto restart; |
| 517 | |
| 518 | /* carrier detect pass #1 -- main carrier */ |
| 519 | cd = msp3400c_carrier_detect_main; |
| 520 | count = ARRAY_SIZE(msp3400c_carrier_detect_main); |
| 521 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 522 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 523 | /* autodetect doesn't work well with AM ... */ |
| 524 | max1 = 3; |
| 525 | count = 0; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 526 | v4l_dbg(1, msp_debug, client, "AM sound override\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 527 | } |
| 528 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 529 | for (i = 0; i < count; i++) { |
| 530 | msp3400c_set_carrier(client, cd[i].cdo, cd[i].cdo); |
| 531 | if (msp_sleep(state, 100)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 532 | goto restart; |
| 533 | val = msp_read_dsp(client, 0x1b); |
| 534 | if (val > 32767) |
| 535 | val -= 65536; |
| 536 | if (val1 < val) |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 537 | val1 = val, max1 = i; |
| 538 | v4l_dbg(1, msp_debug, client, |
| 539 | "carrier1 val: %5d / %s\n", val, cd[i].name); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 540 | } |
| 541 | |
| 542 | /* carrier detect pass #2 -- second (stereo) carrier */ |
| 543 | switch (max1) { |
| 544 | case 1: /* 5.5 */ |
| 545 | cd = msp3400c_carrier_detect_55; |
| 546 | count = ARRAY_SIZE(msp3400c_carrier_detect_55); |
| 547 | break; |
| 548 | case 3: /* 6.5 */ |
| 549 | cd = msp3400c_carrier_detect_65; |
| 550 | count = ARRAY_SIZE(msp3400c_carrier_detect_65); |
| 551 | break; |
| 552 | case 0: /* 4.5 */ |
| 553 | case 2: /* 6.0 */ |
| 554 | default: |
| 555 | cd = NULL; |
| 556 | count = 0; |
| 557 | break; |
| 558 | } |
| 559 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 560 | if (msp_amsound && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 561 | /* autodetect doesn't work well with AM ... */ |
| 562 | cd = NULL; |
| 563 | count = 0; |
| 564 | max2 = 0; |
| 565 | } |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 566 | for (i = 0; i < count; i++) { |
| 567 | msp3400c_set_carrier(client, cd[i].cdo, cd[i].cdo); |
| 568 | if (msp_sleep(state, 100)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 569 | goto restart; |
| 570 | val = msp_read_dsp(client, 0x1b); |
| 571 | if (val > 32767) |
| 572 | val -= 65536; |
| 573 | if (val2 < val) |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 574 | val2 = val, max2 = i; |
| 575 | v4l_dbg(1, msp_debug, client, |
| 576 | "carrier2 val: %5d / %s\n", val, cd[i].name); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 577 | } |
| 578 | |
| 579 | /* program the msp3400 according to the results */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 580 | state->main = msp3400c_carrier_detect_main[max1].cdo; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 581 | switch (max1) { |
| 582 | case 1: /* 5.5 */ |
| 583 | if (max2 == 0) { |
| 584 | /* B/G FM-stereo */ |
| 585 | state->second = msp3400c_carrier_detect_55[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 586 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 587 | state->watch_stereo = 1; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 588 | } else if (max2 == 1 && state->has_nicam) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 589 | /* B/G NICAM */ |
| 590 | state->second = msp3400c_carrier_detect_55[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 591 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 592 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 593 | state->watch_stereo = 1; |
| 594 | } else { |
| 595 | goto no_second; |
| 596 | } |
| 597 | break; |
| 598 | case 2: /* 6.0 */ |
| 599 | /* PAL I NICAM */ |
| 600 | state->second = MSP_CARRIER(6.552); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 601 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM2); |
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 | break; |
| 605 | case 3: /* 6.5 */ |
| 606 | if (max2 == 1 || max2 == 2) { |
| 607 | /* D/K FM-stereo */ |
| 608 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 609 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 610 | state->watch_stereo = 1; |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 611 | } else if (max2 == 0 && (state->v4l2_std & V4L2_STD_SECAM)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 612 | /* L NICAM or AM-mono */ |
| 613 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 614 | msp3400c_set_mode(client, MSP_MODE_AM_NICAM); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 615 | state->watch_stereo = 1; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 616 | } else if (max2 == 0 && state->has_nicam) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 617 | /* D/K NICAM */ |
| 618 | state->second = msp3400c_carrier_detect_65[max2].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 619 | msp3400c_set_mode(client, MSP_MODE_FM_NICAM1); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 620 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 621 | state->watch_stereo = 1; |
| 622 | } else { |
| 623 | goto no_second; |
| 624 | } |
| 625 | break; |
| 626 | case 0: /* 4.5 */ |
| 627 | default: |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 628 | no_second: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 629 | state->second = msp3400c_carrier_detect_main[max1].cdo; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 630 | msp3400c_set_mode(client, MSP_MODE_FM_TERRA); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 631 | break; |
| 632 | } |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 633 | msp3400c_set_carrier(client, state->second, state->main); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 634 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 635 | /* unmute */ |
| 636 | state->scan_in_progress = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 637 | msp3400c_set_audmode(client); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 638 | msp_set_audio(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 639 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 640 | if (msp_debug) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 641 | msp3400c_print_mode(client); |
| 642 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 643 | /* monitor tv audio mode, the first time don't wait |
| 644 | so long to get a quick stereo/bilingual result */ |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 645 | count = 3; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 646 | while (state->watch_stereo) { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 647 | if (msp_sleep(state, count ? 1000 : 5000)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 648 | goto restart; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 649 | if (count) |
| 650 | count--; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 651 | watch_stereo(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 652 | } |
| 653 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 654 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 655 | return 0; |
| 656 | } |
| 657 | |
| 658 | |
| 659 | int msp3410d_thread(void *data) |
| 660 | { |
| 661 | struct i2c_client *client = data; |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 662 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 663 | int val, i, std, count; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 664 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 665 | v4l_dbg(1, msp_debug, client, "msp3410 daemon started\n"); |
Rafael J. Wysocki | 8314418 | 2007-07-17 04:03:35 -0700 | [diff] [blame] | 666 | set_freezable(); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 667 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 668 | v4l_dbg(2, msp_debug, client, "msp3410 thread: sleep\n"); |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 669 | msp_sleep(state, -1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 670 | v4l_dbg(2, msp_debug, client, "msp3410 thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 671 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 672 | restart: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 673 | v4l_dbg(2, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 674 | state->restart = 0; |
| 675 | if (kthread_should_stop()) |
| 676 | break; |
| 677 | |
| 678 | if (state->mode == MSP_MODE_EXTERN) { |
| 679 | /* no carrier scan needed, just unmute */ |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 680 | v4l_dbg(1, msp_debug, client, |
| 681 | "thread: no carrier scan\n"); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 682 | state->scan_in_progress = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 683 | msp_set_audio(client); |
| 684 | continue; |
| 685 | } |
| 686 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 687 | /* mute audio */ |
| 688 | state->scan_in_progress = 1; |
| 689 | msp_set_audio(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 690 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 691 | /* start autodetect. Note: autodetect is not supported for |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 692 | NTSC-M and radio, hence we force the standard in those |
| 693 | cases. */ |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 694 | if (state->radio) |
| 695 | std = 0x40; |
Hans Verkuil | d312a46 | 2006-01-09 18:21:36 -0200 | [diff] [blame] | 696 | else |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 697 | std = (state->v4l2_std & V4L2_STD_NTSC) ? 0x20 : 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 698 | state->watch_stereo = 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 699 | state->nicam_on = 0; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 700 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 701 | /* wait for tuner to settle down after a channel change */ |
| 702 | if (msp_sleep(state, 200)) |
| 703 | goto restart; |
| 704 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 705 | if (msp_debug) |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 706 | v4l_dbg(2, msp_debug, client, |
| 707 | "setting standard: %s (0x%04x)\n", |
| 708 | msp_standard_std_name(std), std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 709 | |
| 710 | if (std != 1) { |
| 711 | /* programmed some specific mode */ |
| 712 | val = std; |
| 713 | } else { |
| 714 | /* triggered autodetect */ |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 715 | msp_write_dem(client, 0x20, std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 716 | for (;;) { |
Hans Verkuil | d312a46 | 2006-01-09 18:21:36 -0200 | [diff] [blame] | 717 | if (msp_sleep(state, 100)) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 718 | goto restart; |
| 719 | |
| 720 | /* check results */ |
| 721 | val = msp_read_dem(client, 0x7e); |
| 722 | if (val < 0x07ff) |
| 723 | break; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 724 | v4l_dbg(2, msp_debug, client, |
| 725 | "detection still in progress\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 726 | } |
| 727 | } |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 728 | for (i = 0; msp_stdlist[i].name != NULL; i++) |
| 729 | if (msp_stdlist[i].retval == val) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 730 | break; |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 731 | v4l_dbg(1, msp_debug, client, "current standard: %s (0x%04x)\n", |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 732 | msp_standard_std_name(val), val); |
| 733 | state->main = msp_stdlist[i].main; |
| 734 | state->second = msp_stdlist[i].second; |
| 735 | state->std = val; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 736 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 737 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 738 | if (msp_amsound && !state->radio && |
| 739 | (state->v4l2_std & V4L2_STD_SECAM) && (val != 0x0009)) { |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 740 | /* autodetection has failed, let backup */ |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 741 | v4l_dbg(1, msp_debug, client, "autodetection failed," |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 742 | " switching to backup standard: %s (0x%04x)\n", |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 743 | msp_stdlist[8].name ? |
| 744 | msp_stdlist[8].name : "unknown", val); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 745 | state->std = val = 0x0009; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 746 | msp_write_dem(client, 0x20, val); |
| 747 | } |
| 748 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 749 | /* set stereo */ |
| 750 | switch (val) { |
| 751 | case 0x0008: /* B/G NICAM */ |
| 752 | case 0x000a: /* I NICAM */ |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 753 | case 0x000b: /* D/K NICAM */ |
| 754 | if (val == 0x000a) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 755 | state->mode = MSP_MODE_FM_NICAM2; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 756 | else |
| 757 | state->mode = MSP_MODE_FM_NICAM1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 758 | /* just turn on stereo */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 759 | state->nicam_on = 1; |
| 760 | state->watch_stereo = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 761 | break; |
| 762 | case 0x0009: |
| 763 | state->mode = MSP_MODE_AM_NICAM; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 764 | state->nicam_on = 1; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 765 | state->watch_stereo = 1; |
| 766 | break; |
| 767 | case 0x0020: /* BTSC */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 768 | /* The pre-'G' models only have BTSC-mono */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 769 | state->mode = MSP_MODE_BTSC; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 770 | break; |
| 771 | case 0x0040: /* FM radio */ |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 772 | state->mode = MSP_MODE_FM_RADIO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 773 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7560d7a | 2006-01-09 18:21:32 -0200 | [diff] [blame] | 774 | /* not needed in theory if we have radio, but |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 775 | short programming enables carrier mute */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 776 | msp3400c_set_mode(client, MSP_MODE_FM_RADIO); |
| 777 | msp3400c_set_carrier(client, MSP_CARRIER(10.7), |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 778 | MSP_CARRIER(10.7)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 779 | break; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 780 | case 0x0002: |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 781 | case 0x0003: |
| 782 | case 0x0004: |
| 783 | case 0x0005: |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 784 | state->mode = MSP_MODE_FM_TERRA; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 785 | state->watch_stereo = 1; |
| 786 | break; |
| 787 | } |
| 788 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 789 | /* set various prescales */ |
| 790 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ |
| 791 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ |
| 792 | if (state->has_nicam) |
| 793 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ |
| 794 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 795 | if (state->has_i2s_conf) |
| 796 | msp_write_dem(client, 0x40, state->i2s_mode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 797 | |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 798 | /* unmute */ |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 799 | msp3400c_set_audmode(client); |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 800 | state->scan_in_progress = 0; |
| 801 | msp_set_audio(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 802 | |
| 803 | /* monitor tv audio mode, the first time don't wait |
| 804 | so long to get a quick stereo/bilingual result */ |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 805 | count = 3; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 806 | while (state->watch_stereo) { |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 807 | if (msp_sleep(state, count ? 1000 : 5000)) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 808 | goto restart; |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 809 | if (count) |
| 810 | count--; |
Hans Verkuil | 3bbe5a8 | 2006-04-01 15:27:52 -0300 | [diff] [blame] | 811 | watch_stereo(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 812 | } |
| 813 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 814 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 815 | return 0; |
| 816 | } |
| 817 | |
| 818 | /* ----------------------------------------------------------------------- */ |
| 819 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 820 | /* msp34xxG + (autoselect no-thread) |
| 821 | * this one uses both automatic standard detection and automatic sound |
| 822 | * select which are available in the newer G versions |
| 823 | * struct msp: only norm, acb and source are really used in this mode |
| 824 | */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 825 | |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 826 | static int msp34xxg_modus(struct i2c_client *client) |
| 827 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 828 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 829 | |
| 830 | if (state->radio) { |
| 831 | v4l_dbg(1, msp_debug, client, "selected radio modus\n"); |
| 832 | return 0x0001; |
| 833 | } |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 834 | if (state->v4l2_std == V4L2_STD_NTSC_M_JP) { |
| 835 | v4l_dbg(1, msp_debug, client, "selected M (EIA-J) modus\n"); |
| 836 | return 0x4001; |
| 837 | } |
| 838 | if (state->v4l2_std == V4L2_STD_NTSC_M_KR) { |
| 839 | v4l_dbg(1, msp_debug, client, "selected M (A2) modus\n"); |
| 840 | return 0x0001; |
| 841 | } |
Hans Verkuil | 2fd3c14 | 2008-04-22 14:45:51 -0300 | [diff] [blame] | 842 | if (state->v4l2_std == V4L2_STD_SECAM_L) { |
| 843 | v4l_dbg(1, msp_debug, client, "selected SECAM-L modus\n"); |
| 844 | return 0x6001; |
| 845 | } |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 846 | if (state->v4l2_std & V4L2_STD_MN) { |
| 847 | v4l_dbg(1, msp_debug, client, "selected M (BTSC) modus\n"); |
| 848 | return 0x2001; |
| 849 | } |
Hans Verkuil | 2fd3c14 | 2008-04-22 14:45:51 -0300 | [diff] [blame] | 850 | return 0x7001; |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 851 | } |
| 852 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 853 | static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in) |
| 854 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 855 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 856 | int source, matrix; |
| 857 | |
| 858 | switch (state->audmode) { |
| 859 | case V4L2_TUNER_MODE_MONO: |
| 860 | source = 0; /* mono only */ |
| 861 | matrix = 0x30; |
| 862 | break; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 863 | case V4L2_TUNER_MODE_LANG2: |
| 864 | source = 4; /* stereo or B */ |
| 865 | matrix = 0x10; |
| 866 | break; |
Hans Verkuil | 301e22d | 2006-03-18 17:15:00 -0300 | [diff] [blame] | 867 | case V4L2_TUNER_MODE_LANG1_LANG2: |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 868 | source = 1; /* stereo or A|B */ |
| 869 | matrix = 0x20; |
| 870 | break; |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 871 | case V4L2_TUNER_MODE_LANG1: |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 872 | source = 3; /* stereo or A */ |
| 873 | matrix = 0x00; |
| 874 | break; |
Hans Verkuil | b331def | 2006-12-18 13:18:28 -0300 | [diff] [blame] | 875 | case V4L2_TUNER_MODE_STEREO: |
| 876 | default: |
| 877 | source = 3; /* stereo or A */ |
| 878 | matrix = 0x20; |
| 879 | break; |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 880 | } |
| 881 | |
Hans Verkuil | 0715172 | 2006-04-01 18:03:23 -0300 | [diff] [blame] | 882 | if (in == MSP_DSP_IN_TUNER) |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 883 | source = (source << 8) | 0x20; |
| 884 | /* the msp34x2g puts the MAIN_AVC, MAIN and AUX sources in 12, 13, 14 |
| 885 | 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] | 886 | 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] | 887 | source = ((in + 1) << 8) | matrix; |
| 888 | else |
| 889 | source = (in << 8) | matrix; |
| 890 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 891 | v4l_dbg(1, msp_debug, client, |
| 892 | "set source to %d (0x%x) for output %02x\n", in, source, reg); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 893 | msp_write_dsp(client, reg, source); |
| 894 | } |
| 895 | |
| 896 | static void msp34xxg_set_sources(struct i2c_client *client) |
| 897 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 898 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 899 | u32 in = state->routing.input; |
| 900 | |
| 901 | msp34xxg_set_source(client, 0x0008, (in >> 4) & 0xf); |
| 902 | /* quasi-peak detector is set to same input as the loudspeaker (MAIN) */ |
| 903 | msp34xxg_set_source(client, 0x000c, (in >> 4) & 0xf); |
| 904 | msp34xxg_set_source(client, 0x0009, (in >> 8) & 0xf); |
| 905 | msp34xxg_set_source(client, 0x000a, (in >> 12) & 0xf); |
Hans Verkuil | 0020d3e | 2006-03-30 19:50:34 -0300 | [diff] [blame] | 906 | if (state->has_scart2_out) |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 907 | msp34xxg_set_source(client, 0x0041, (in >> 16) & 0xf); |
| 908 | msp34xxg_set_source(client, 0x000b, (in >> 20) & 0xf); |
| 909 | } |
| 910 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 911 | /* (re-)initialize the msp34xxg */ |
| 912 | static void msp34xxg_reset(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 913 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 914 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 915 | int tuner = (state->routing.input >> 3) & 1; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 916 | int modus; |
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 | /* initialize std to 1 (autodetect) to signal that no standard is |
| 919 | selected yet. */ |
| 920 | state->std = 1; |
| 921 | |
| 922 | msp_reset(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 923 | |
Hans Verkuil | 5af0c8f | 2006-01-09 18:21:37 -0200 | [diff] [blame] | 924 | if (state->has_i2s_conf) |
| 925 | msp_write_dem(client, 0x40, state->i2s_mode); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 926 | |
| 927 | /* step-by-step initialisation, as described in the manual */ |
Hans Verkuil | 9a80a93 | 2006-03-19 07:25:42 -0300 | [diff] [blame] | 928 | modus = msp34xxg_modus(client); |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 929 | modus |= tuner ? 0x100 : 0; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 930 | msp_write_dem(client, 0x30, modus); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 931 | |
| 932 | /* write the dsps that may have an influence on |
| 933 | standard/audio autodetection right now */ |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 934 | msp34xxg_set_sources(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 935 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 936 | msp_write_dsp(client, 0x0d, 0x1900); /* scart */ |
| 937 | msp_write_dsp(client, 0x0e, 0x3000); /* FM */ |
| 938 | if (state->has_nicam) |
| 939 | msp_write_dsp(client, 0x10, 0x5a00); /* nicam */ |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 940 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 941 | /* set identification threshold. Personally, I |
| 942 | * I set it to a higher value than the default |
| 943 | * of 0x190 to ignore noisy stereo signals. |
| 944 | * this needs tuning. (recommended range 0x00a0-0x03c0) |
| 945 | * 0x7f0 = forced mono mode |
| 946 | * |
| 947 | * a2 threshold for stereo/bilingual. |
| 948 | * Note: this register is part of the Manual/Compatibility mode. |
| 949 | * It is supported by all 'G'-family chips. |
| 950 | */ |
| 951 | msp_write_dem(client, 0x22, msp_stereo_thresh); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 952 | } |
| 953 | |
| 954 | int msp34xxg_thread(void *data) |
| 955 | { |
| 956 | struct i2c_client *client = data; |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 957 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 958 | int val, i; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 959 | |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 960 | v4l_dbg(1, msp_debug, client, "msp34xxg daemon started\n"); |
Rafael J. Wysocki | 8314418 | 2007-07-17 04:03:35 -0700 | [diff] [blame] | 961 | set_freezable(); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 962 | for (;;) { |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 963 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: sleep\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 964 | msp_sleep(state, -1); |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 965 | v4l_dbg(2, msp_debug, client, "msp34xxg thread: wakeup\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 966 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 967 | restart: |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 968 | v4l_dbg(1, msp_debug, client, "thread: restart scan\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 969 | state->restart = 0; |
| 970 | if (kthread_should_stop()) |
| 971 | break; |
| 972 | |
Hans Verkuil | 2eb606d | 2006-04-02 08:21:02 -0300 | [diff] [blame] | 973 | if (state->mode == MSP_MODE_EXTERN) { |
| 974 | /* no carrier scan needed, just unmute */ |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 975 | v4l_dbg(1, msp_debug, client, |
| 976 | "thread: no carrier scan\n"); |
Hans Verkuil | 2eb606d | 2006-04-02 08:21:02 -0300 | [diff] [blame] | 977 | state->scan_in_progress = 0; |
| 978 | msp_set_audio(client); |
| 979 | continue; |
| 980 | } |
| 981 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 982 | /* setup the chip*/ |
| 983 | msp34xxg_reset(client); |
Hans Verkuil | de98cda | 2006-10-01 17:56:32 -0300 | [diff] [blame] | 984 | state->std = state->radio ? 0x40 : |
| 985 | (state->force_btsc && msp_standard == 1) ? 32 : msp_standard; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 986 | msp_write_dem(client, 0x20, state->std); |
Hans Verkuil | de98cda | 2006-10-01 17:56:32 -0300 | [diff] [blame] | 987 | /* start autodetect */ |
Hans Verkuil | e335fad | 2006-08-08 09:10:15 -0300 | [diff] [blame] | 988 | if (state->std != 1) |
| 989 | goto unmute; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 990 | |
| 991 | /* watch autodetect */ |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 992 | v4l_dbg(1, msp_debug, client, |
| 993 | "started autodetect, waiting for result\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 994 | for (i = 0; i < 10; i++) { |
| 995 | if (msp_sleep(state, 100)) |
| 996 | goto restart; |
| 997 | |
| 998 | /* check results */ |
| 999 | val = msp_read_dem(client, 0x7e); |
| 1000 | if (val < 0x07ff) { |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1001 | state->std = val; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1002 | break; |
| 1003 | } |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 1004 | v4l_dbg(2, msp_debug, client, |
| 1005 | "detection still in progress\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1006 | } |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1007 | if (state->std == 1) { |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 1008 | v4l_dbg(1, msp_debug, client, |
| 1009 | "detection still in progress after 10 tries. giving up.\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1010 | continue; |
| 1011 | } |
| 1012 | |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 1013 | unmute: |
| 1014 | v4l_dbg(1, msp_debug, client, |
| 1015 | "detected standard: %s (0x%04x)\n", |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1016 | msp_standard_std_name(state->std), state->std); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1017 | |
Hans Verkuil | 2eb606d | 2006-04-02 08:21:02 -0300 | [diff] [blame] | 1018 | if (state->std == 9) { |
| 1019 | /* AM NICAM mode */ |
| 1020 | msp_write_dsp(client, 0x0e, 0x7c00); |
| 1021 | } |
| 1022 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1023 | /* unmute: dispatch sound to scart output, set scart volume */ |
| 1024 | msp_set_audio(client); |
| 1025 | |
| 1026 | /* restore ACB */ |
| 1027 | if (msp_write_dsp(client, 0x13, state->acb)) |
| 1028 | return -1; |
| 1029 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1030 | /* the periodic stereo/SAP check is only relevant for |
| 1031 | the 0x20 standard (BTSC) */ |
| 1032 | if (state->std != 0x20) |
| 1033 | continue; |
| 1034 | |
| 1035 | state->watch_stereo = 1; |
| 1036 | |
| 1037 | /* monitor tv audio mode, the first time don't wait |
| 1038 | in order to get a quick stereo/SAP update */ |
| 1039 | watch_stereo(client); |
| 1040 | while (state->watch_stereo) { |
| 1041 | watch_stereo(client); |
| 1042 | if (msp_sleep(state, 5000)) |
| 1043 | goto restart; |
| 1044 | } |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1045 | } |
Mauro Carvalho Chehab | f167cb4e | 2006-01-11 19:41:49 -0200 | [diff] [blame] | 1046 | v4l_dbg(1, msp_debug, client, "thread: exit\n"); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1047 | return 0; |
| 1048 | } |
| 1049 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1050 | static int msp34xxg_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1051 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 1052 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1053 | int status = msp_read_dem(client, 0x0200); |
| 1054 | int is_bilingual = status & 0x100; |
| 1055 | int is_stereo = status & 0x40; |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1056 | int oldrx = state->rxsubchans; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1057 | |
Hans Verkuil | b331def | 2006-12-18 13:18:28 -0300 | [diff] [blame] | 1058 | if (state->mode == MSP_MODE_EXTERN) |
| 1059 | return 0; |
| 1060 | |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1061 | state->rxsubchans = 0; |
| 1062 | if (is_stereo) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1063 | state->rxsubchans = V4L2_TUNER_SUB_STEREO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1064 | else |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1065 | state->rxsubchans = V4L2_TUNER_SUB_MONO; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1066 | if (is_bilingual) { |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1067 | if (state->std == 0x20) |
| 1068 | state->rxsubchans |= V4L2_TUNER_SUB_SAP; |
| 1069 | else |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 1070 | state->rxsubchans = |
| 1071 | V4L2_TUNER_SUB_LANG1 | V4L2_TUNER_SUB_LANG2; |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1072 | } |
Hans Verkuil | d52c738 | 2007-12-12 08:25:18 -0300 | [diff] [blame] | 1073 | v4l_dbg(1, msp_debug, client, |
| 1074 | "status=0x%x, stereo=%d, bilingual=%d -> rxsubchans=%d\n", |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1075 | status, is_stereo, is_bilingual, state->rxsubchans); |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1076 | return (oldrx != state->rxsubchans); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1077 | } |
| 1078 | |
Adrian Bunk | 044f324 | 2006-03-08 10:50:07 -0300 | [diff] [blame] | 1079 | static void msp34xxg_set_audmode(struct i2c_client *client) |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1080 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 1081 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1082 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1083 | if (state->std == 0x20) { |
| 1084 | if ((state->rxsubchans & V4L2_TUNER_SUB_SAP) && |
Mauro Carvalho Chehab | cc33668 | 2006-03-29 16:29:00 -0300 | [diff] [blame] | 1085 | (state->audmode == V4L2_TUNER_MODE_LANG1_LANG2 || |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1086 | state->audmode == V4L2_TUNER_MODE_LANG2)) { |
| 1087 | msp_write_dem(client, 0x20, 0x21); |
| 1088 | } else { |
| 1089 | msp_write_dem(client, 0x20, 0x20); |
| 1090 | } |
| 1091 | } |
| 1092 | |
Hans Verkuil | 2474ed4 | 2006-03-19 12:35:57 -0300 | [diff] [blame] | 1093 | msp34xxg_set_sources(client); |
Hans Verkuil | 7e8b09e | 2006-01-09 15:32:40 -0200 | [diff] [blame] | 1094 | } |
| 1095 | |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1096 | void msp_set_audmode(struct i2c_client *client) |
| 1097 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 1098 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1099 | |
| 1100 | switch (state->opmode) { |
| 1101 | case OPMODE_MANUAL: |
| 1102 | case OPMODE_AUTODETECT: |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1103 | msp3400c_set_audmode(client); |
| 1104 | break; |
| 1105 | case OPMODE_AUTOSELECT: |
| 1106 | msp34xxg_set_audmode(client); |
| 1107 | break; |
| 1108 | } |
| 1109 | } |
| 1110 | |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1111 | int msp_detect_stereo(struct i2c_client *client) |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1112 | { |
Hans Verkuil | 76efd62 | 2008-11-24 18:16:46 -0300 | [diff] [blame^] | 1113 | struct msp_state *state = to_state(i2c_get_clientdata(client)); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1114 | |
| 1115 | switch (state->opmode) { |
| 1116 | case OPMODE_MANUAL: |
| 1117 | case OPMODE_AUTODETECT: |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1118 | return msp3400c_detect_stereo(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1119 | case OPMODE_AUTOSELECT: |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1120 | return msp34xxg_detect_stereo(client); |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1121 | } |
Hans Verkuil | de533cc | 2006-03-19 08:21:56 -0300 | [diff] [blame] | 1122 | return 0; |
Hans Verkuil | 8a4b275 | 2006-01-23 17:11:09 -0200 | [diff] [blame] | 1123 | } |
| 1124 | |