/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 1997-2001 Gerd Knorr * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ /* * programming the msp34* sound processor family * * (c) 1997-2001 Gerd Knorr * * what works and what doesn't: * * AM-Mono * Support for Hauppauge cards added (decoding handled by tuner) added by * Frederic Crozat * * FM-Mono * should work. The stereo modes are backward compatible to FM-mono, * therefore FM-Mono should be always available. * * FM-Stereo (B/G, used in germany) * should work, with autodetect * * FM-Stereo (satellite) * should work, no autodetect (i.e. default is mono, but you can * switch to stereo -- untested) * * NICAM (B/G, L , used in UK, Scandinavia, Spain and France) * should work, with autodetect. Support for NICAM was added by * Pekka Pietikainen * * * TODO: * - better SAT support * * * 980623 Thomas Sailer (sailer@ife.ee.ethz.ch) * using soundcore instead of OSS * * * The FreeBSD modifications by Alexander Langer * are in the public domain. Please contact me (Alex) and not Gerd for * any problems you encounter under FreeBSD. * * FreeBSD TODO: * - mutex handling (currently not mp-safe) * - the various options here as loader tunables or compile time or whatever * - how does the new dolby flag work with the current dpl_* stuff? * Maybe it's just enough to set the dolby flag to 1 and it works. * As I don't have a dolby card myself, I can't test it, though. */ #include "opt_bktr.h" /* Include any kernel config options */ #ifdef BKTR_NEW_MSP34XX_DRIVER /* file only needed for new driver */ #include #include #include #include #include #include #include #ifdef BKTR_USE_FREEBSD_SMBUS #include /* required by bktr_reg.h */ #endif #include /* required by bktr_reg.h */ #include #include /* extensions to ioctl_meteor.h */ #include #include #include #include #define VIDEO_MODE_PAL 0 #define VIDEO_MODE_NTSC 1 #define VIDEO_MODE_SECAM 2 #define VIDEO_MODE_AUTO 3 #define VIDEO_SOUND_MONO 1 #define VIDEO_SOUND_STEREO 2 #define VIDEO_SOUND_LANG1 4 #define VIDEO_SOUND_LANG2 8 #define DFP_COUNT 0x41 static const int bl_dfp[] = { 0x00, 0x01, 0x02, 0x03, 0x06, 0x08, 0x09, 0x0a, 0x0b, 0x0d, 0x0e, 0x10 }; struct msp3400c { int simple; int nicam; int mode; int norm; int stereo; int nicam_on; int acb; int main, second; /* sound carrier */ int input; int muted; int left, right; /* volume */ int bass, treble; /* shadow register set */ int dfp_regs[DFP_COUNT]; /* thread */ struct proc *kthread; int active,restart,rmmod; int watch_stereo; int halt_thread; }; #define VIDEO_MODE_RADIO 16 /* norm magic for radio mode */ /* ---------------------------------------------------------------------- */ #define dprintk(...) do { \ if (bootverbose) { \ printf("%s: ", bktr_name(client)); \ printf(__VA_ARGS__); \ } \ } while (0) /* ---------------------------------------------------------------------- */ #define I2C_MSP3400C 0x80 #define I2C_MSP3400C_DEM 0x10 #define I2C_MSP3400C_DFP 0x12 /* ----------------------------------------------------------------------- */ /* functions for talking to the MSP3400C Sound processor */ static int msp3400c_reset(bktr_ptr_t client) { /* use our own which handles config(8) options */ msp_dpl_reset(client, client->msp_addr); return 0; } static int msp3400c_read(bktr_ptr_t client, int dev, int addr) { /* use our own */ return(msp_dpl_read(client, client->msp_addr, dev, addr)); } static int msp3400c_write(bktr_ptr_t client, int dev, int addr, int val) { /* use our own */ msp_dpl_write(client, client->msp_addr, dev, addr, val); return(0); } /* ------------------------------------------------------------------------ */ /* This macro is allowed for *constants* only, gcc must calculate it at compile time. Remember -- no floats in kernel mode */ #define MSP_CARRIER(freq) ((int)((float)(freq/18.432)*(1<<24))) #define MSP_MODE_AM_DETECT 0 #define MSP_MODE_FM_RADIO 2 #define MSP_MODE_FM_TERRA 3 #define MSP_MODE_FM_SAT 4 #define MSP_MODE_FM_NICAM1 5 #define MSP_MODE_FM_NICAM2 6 #define MSP_MODE_AM_NICAM 7 #define MSP_MODE_BTSC 8 #define MSP_MODE_EXTERN 9 static struct MSP_INIT_DATA_DEM { int fir1[6]; int fir2[6]; int cdo1; int cdo2; int ad_cv; int mode_reg; int dfp_src; int dfp_matrix; } msp_init_data[] = { /* AM (for carrier detect / msp3400) */ { { 75, 19, 36, 35, 39, 40 }, { 75, 19, 36, 35, 39, 40 }, MSP_CARRIER(5.5), MSP_CARRIER(5.5), 0x00d0, 0x0500, 0x0020, 0x3000}, /* AM (for carrier detect / msp3410) */ { { -1, -1, -8, 2, 59, 126 }, { -1, -1, -8, 2, 59, 126 }, MSP_CARRIER(5.5), MSP_CARRIER(5.5), 0x00d0, 0x0100, 0x0020, 0x3000}, /* FM Radio */ { { -8, -8, 4, 6, 78, 107 }, { -8, -8, 4, 6, 78, 107 }, MSP_CARRIER(10.7), MSP_CARRIER(10.7), 0x00d0, 0x0480, 0x0020, 0x3000 }, /* Terrestrial FM-mono + FM-stereo */ { { 3, 18, 27, 48, 66, 72 }, { 3, 18, 27, 48, 66, 72 }, MSP_CARRIER(5.5), MSP_CARRIER(5.5), 0x00d0, 0x0480, 0x0030, 0x3000}, /* Sat FM-mono */ { { 1, 9, 14, 24, 33, 37 }, { 3, 18, 27, 48, 66, 72 }, MSP_CARRIER(6.5), MSP_CARRIER(6.5), 0x00c6, 0x0480, 0x0000, 0x3000}, /* NICAM/FM -- B/G (5.5/5.85), D/K (6.5/5.85) */ { { -2, -8, -10, 10, 50, 86 }, { 3, 18, 27, 48, 66, 72 }, MSP_CARRIER(5.5), MSP_CARRIER(5.5), 0x00d0, 0x0040, 0x0120, 0x3000}, /* NICAM/FM -- I (6.0/6.552) */ { { 2, 4, -6, -4, 40, 94 }, { 3, 18, 27, 48, 66, 72 }, MSP_CARRIER(6.0), MSP_CARRIER(6.0), 0x00d0, 0x0040, 0x0120, 0x3000}, /* NICAM/AM -- L (6.5/5.85) */ { { -2, -8, -10, 10, 50, 86 }, { -4, -12, -9, 23, 79, 126 }, MSP_CARRIER(6.5), MSP_CARRIER(6.5), 0x00c6, 0x0140, 0x0120, 0x7c03}, }; struct CARRIER_DETECT { int cdo; char *name; }; static struct CARRIER_DETECT carrier_detect_main[] = { /* main carrier */ { MSP_CARRIER(4.5), "4.5 NTSC" }, { MSP_CARRIER(5.5), "5.5 PAL B/G" }, { MSP_CARRIER(6.0), "6.0 PAL I" }, { MSP_CARRIER(6.5), "6.5 PAL D/K + SAT + SECAM" } }; static struct CARRIER_DETECT carrier_detect_55[] = { /* PAL B/G */ { MSP_CARRIER(5.7421875), "5.742 PAL B/G FM-stereo" }, { MSP_CARRIER(5.85), "5.85 PAL B/G NICAM" } }; static struct CARRIER_DETECT carrier_detect_65[] = { /* PAL SAT / SECAM */ { MSP_CARRIER(5.85), "5.85 PAL D/K + SECAM NICAM" }, { MSP_CARRIER(6.2578125), "6.25 PAL D/K1 FM-stereo" }, { MSP_CARRIER(6.7421875), "6.74 PAL D/K2 FM-stereo" }, { MSP_CARRIER(7.02), "7.02 PAL SAT FM-stereo s/b" }, { MSP_CARRIER(7.20), "7.20 PAL SAT FM-stereo s" }, { MSP_CARRIER(7.38), "7.38 PAL SAT FM-stereo b" }, }; #define CARRIER_COUNT(x) (sizeof(x)/sizeof(struct CARRIER_DETECT)) /* ----------------------------------------------------------------------- */ #define SCART_MASK 0 #define SCART_IN1 1 #define SCART_IN2 2 #define SCART_IN1_DA 3 #define SCART_IN2_DA 4 #define SCART_IN3 5 #define SCART_IN4 6 #define SCART_MONO 7 #define SCART_MUTE 8 static int scarts[3][9] = { /* MASK IN1 IN2 IN1_DA IN2_DA IN3 IN4 MONO MUTE */ { 0x0320, 0x0000, 0x0200, -1, -1, 0x0300, 0x0020, 0x0100, 0x0320 }, { 0x0c40, 0x0440, 0x0400, 0x0c00, 0x0040, 0x0000, 0x0840, 0x0800, 0x0c40 }, { 0x3080, 0x1000, 0x1080, 0x0000, 0x0080, 0x2080, 0x3080, 0x2000, 0x3000 }, }; static char *scart_names[] = { "mask", "in1", "in2", "in1 da", "in2 da", "in3", "in4", "mono", "mute" }; static void msp3400c_set_scart(bktr_ptr_t client, int in, int out) { struct msp3400c *msp = client->msp3400c_info; if (-1 == scarts[out][in]) return; dprintk("msp34xx: scart switch: %s => %d\n",scart_names[in],out); msp->acb &= ~scarts[out][SCART_MASK]; msp->acb |= scarts[out][in]; msp3400c_write(client,I2C_MSP3400C_DFP, 0x0013, msp->acb); } /* ------------------------------------------------------------------------ */ static void msp3400c_setcarrier(bktr_ptr_t client, int cdo1, int cdo2) { msp3400c_write(client,I2C_MSP3400C_DEM, 0x0093, cdo1 & 0xfff); msp3400c_write(client,I2C_MSP3400C_DEM, 0x009b, cdo1 >> 12); msp3400c_write(client,I2C_MSP3400C_DEM, 0x00a3, cdo2 & 0xfff); msp3400c_write(client,I2C_MSP3400C_DEM, 0x00ab, cdo2 >> 12); msp3400c_write(client,I2C_MSP3400C_DEM, 0x0056, 0); /*LOAD_REG_1/2*/ } static void msp3400c_setvolume(bktr_ptr_t client, int muted, int left, int right) { int vol = 0,val = 0,balance = 0; if (!muted) { vol = (left > right) ? left : right; val = (vol * 0x73 / 65535) << 8; } if (vol > 0) { balance = ((right-left) * 127) / vol; } dprintk("msp34xx: setvolume: mute=%s %d:%d v=0x%02x b=0x%02x\n", muted ? "on" : "off", left, right, val>>8, balance); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0000, val); /* loudspeaker */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x0006, val); /* headphones */ /* scart - on/off only */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x0007, val ? 0x4000 : 0); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0001, balance << 8); } static void msp3400c_setbass(bktr_ptr_t client, int bass) { int val = ((bass-32768) * 0x60 / 65535) << 8; dprintk("msp34xx: setbass: %d 0x%02x\n",bass, val>>8); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0002, val); /* loudspeaker */ } static void msp3400c_settreble(bktr_ptr_t client, int treble) { int val = ((treble-32768) * 0x60 / 65535) << 8; dprintk("msp34xx: settreble: %d 0x%02x\n",treble, val>>8); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0003, val); /* loudspeaker */ } static void msp3400c_setmode(bktr_ptr_t client, int type) { struct msp3400c *msp = client->msp3400c_info; int i; dprintk("msp3400: setmode: %d\n",type); msp->mode = type; msp->stereo = VIDEO_SOUND_MONO; msp3400c_write(client,I2C_MSP3400C_DEM, 0x00bb, /* ad_cv */ msp_init_data[type].ad_cv); for (i = 5; i >= 0; i--) /* fir 1 */ msp3400c_write(client,I2C_MSP3400C_DEM, 0x0001, msp_init_data[type].fir1[i]); msp3400c_write(client,I2C_MSP3400C_DEM, 0x0005, 0x0004); /* fir 2 */ msp3400c_write(client,I2C_MSP3400C_DEM, 0x0005, 0x0040); msp3400c_write(client,I2C_MSP3400C_DEM, 0x0005, 0x0000); for (i = 5; i >= 0; i--) msp3400c_write(client,I2C_MSP3400C_DEM, 0x0005, msp_init_data[type].fir2[i]); msp3400c_write(client,I2C_MSP3400C_DEM, 0x0083, /* MODE_REG */ msp_init_data[type].mode_reg); msp3400c_setcarrier(client, msp_init_data[type].cdo1, msp_init_data[type].cdo2); msp3400c_write(client,I2C_MSP3400C_DEM, 0x0056, 0); /*LOAD_REG_1/2*/ if (client->dolby) { msp3400c_write(client,I2C_MSP3400C_DFP, 0x0008, 0x0520); /* I2S1 */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x0009, 0x0620); /* I2S2 */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x000b, msp_init_data[type].dfp_src); } else { msp3400c_write(client,I2C_MSP3400C_DFP, 0x0008, msp_init_data[type].dfp_src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0009, msp_init_data[type].dfp_src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000b, msp_init_data[type].dfp_src); } msp3400c_write(client,I2C_MSP3400C_DFP, 0x000a, msp_init_data[type].dfp_src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000e, msp_init_data[type].dfp_matrix); if (msp->nicam) { /* nicam prescale */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x0010, 0x5a00); /* was: 0x3000 */ } } /* turn on/off nicam + stereo */ static void msp3400c_setstereo(bktr_ptr_t client, int mode) { static char *strmode[] = { "0", "mono", "stereo", "3", "lang1", "5", "6", "7", "lang2" }; struct msp3400c *msp = client->msp3400c_info; int nicam=0; /* channel source: FM/AM or nicam */ int src=0; /* switch demodulator */ switch (msp->mode) { case MSP_MODE_FM_TERRA: dprintk("msp3400: FM setstereo: %s\n",strmode[mode]); msp3400c_setcarrier(client,msp->second,msp->main); switch (mode) { case VIDEO_SOUND_STEREO: msp3400c_write(client,I2C_MSP3400C_DFP, 0x000e, 0x3001); break; case VIDEO_SOUND_MONO: case VIDEO_SOUND_LANG1: case VIDEO_SOUND_LANG2: msp3400c_write(client,I2C_MSP3400C_DFP, 0x000e, 0x3000); break; } break; case MSP_MODE_FM_SAT: dprintk("msp3400: SAT setstereo: %s\n",strmode[mode]); switch (mode) { case VIDEO_SOUND_MONO: msp3400c_setcarrier(client, MSP_CARRIER(6.5), MSP_CARRIER(6.5)); break; case VIDEO_SOUND_STEREO: msp3400c_setcarrier(client, MSP_CARRIER(7.2), MSP_CARRIER(7.02)); break; case VIDEO_SOUND_LANG1: msp3400c_setcarrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); break; case VIDEO_SOUND_LANG2: msp3400c_setcarrier(client, MSP_CARRIER(7.38), MSP_CARRIER(7.02)); break; } break; case MSP_MODE_FM_NICAM1: case MSP_MODE_FM_NICAM2: case MSP_MODE_AM_NICAM: dprintk("msp3400: NICAM setstereo: %s\n",strmode[mode]); msp3400c_setcarrier(client,msp->second,msp->main); if (msp->nicam_on) nicam=0x0100; break; case MSP_MODE_BTSC: dprintk("msp3400: BTSC setstereo: %s\n",strmode[mode]); nicam=0x0300; break; case MSP_MODE_EXTERN: dprintk("msp3400: extern setstereo: %s\n",strmode[mode]); nicam = 0x0200; break; case MSP_MODE_FM_RADIO: dprintk("msp3400: FM-Radio setstereo: %s\n",strmode[mode]); break; default: dprintk("msp3400: mono setstereo\n"); return; } /* switch audio */ switch (mode) { case VIDEO_SOUND_STEREO: src = 0x0020 | nicam; #if 0 /* spatial effect */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x0005,0x4000); #endif break; case VIDEO_SOUND_MONO: if (msp->mode == MSP_MODE_AM_NICAM) { dprintk("msp3400: switching to AM mono\n"); /* AM mono decoding is handled by tuner, not MSP chip */ /* SCART switching control register */ msp3400c_set_scart(client,SCART_MONO,0); src = 0x0200; break; } case VIDEO_SOUND_LANG1: src = 0x0000 | nicam; break; case VIDEO_SOUND_LANG2: src = 0x0010 | nicam; break; } dprintk("msp3400: setstereo final source/matrix = 0x%x\n", src); if (client->dolby) { msp3400c_write(client,I2C_MSP3400C_DFP, 0x0008,0x0520); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0009,0x0620); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000a,src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000b,src); } else { msp3400c_write(client,I2C_MSP3400C_DFP, 0x0008,src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0009,src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000a,src); msp3400c_write(client,I2C_MSP3400C_DFP, 0x000b,src); } } static void msp3400c_print_mode(struct msp3400c *msp) { if (msp->main == msp->second) { printf("bktr: msp3400: mono sound carrier: %d.%03d MHz\n", msp->main/910000,(msp->main/910)%1000); } else { printf("bktr: msp3400: main sound carrier: %d.%03d MHz\n", msp->main/910000,(msp->main/910)%1000); } if (msp->mode == MSP_MODE_FM_NICAM1 || msp->mode == MSP_MODE_FM_NICAM2) printf("bktr: msp3400: NICAM/FM carrier : %d.%03d MHz\n", msp->second/910000,(msp->second/910)%1000); if (msp->mode == MSP_MODE_AM_NICAM) printf("bktr: msp3400: NICAM/AM carrier : %d.%03d MHz\n", msp->second/910000,(msp->second/910)%1000); if (msp->mode == MSP_MODE_FM_TERRA && msp->main != msp->second) { printf("bktr: msp3400: FM-stereo carrier : %d.%03d MHz\n", msp->second/910000,(msp->second/910)%1000); } } static void msp3400c_restore_dfp(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; int i; for (i = 0; i < DFP_COUNT; i++) { if (-1 == msp->dfp_regs[i]) continue; msp3400c_write(client,I2C_MSP3400C_DFP, i, msp->dfp_regs[i]); } } /* ----------------------------------------------------------------------- */ struct REGISTER_DUMP { int addr; char *name; }; struct REGISTER_DUMP d1[] = { { 0x007e, "autodetect" }, { 0x0023, "C_AD_BITS " }, { 0x0038, "ADD_BITS " }, { 0x003e, "CIB_BITS " }, { 0x0057, "ERROR_RATE" }, }; static int autodetect_stereo(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; int val; int newstereo = msp->stereo; int newnicam = msp->nicam_on; int update = 0; switch (msp->mode) { case MSP_MODE_FM_TERRA: val = msp3400c_read(client, I2C_MSP3400C_DFP, 0x18); if (val > 32767) val -= 65536; dprintk("msp34xx: stereo detect register: %d\n",val); if (val > 4096) { newstereo = VIDEO_SOUND_STEREO | VIDEO_SOUND_MONO; } else if (val < -4096) { newstereo = VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; } else { newstereo = VIDEO_SOUND_MONO; } newnicam = 0; break; case MSP_MODE_FM_NICAM1: case MSP_MODE_FM_NICAM2: case MSP_MODE_AM_NICAM: val = msp3400c_read(client, I2C_MSP3400C_DEM, 0x23); dprintk("msp34xx: nicam sync=%d, mode=%d\n",val & 1, (val & 0x1e) >> 1); if (val & 1) { /* nicam synced */ switch ((val & 0x1e) >> 1) { case 0: case 8: newstereo = VIDEO_SOUND_STEREO; break; case 1: case 9: newstereo = VIDEO_SOUND_MONO | VIDEO_SOUND_LANG1; break; case 2: case 10: newstereo = VIDEO_SOUND_MONO | VIDEO_SOUND_LANG1 | VIDEO_SOUND_LANG2; break; default: newstereo = VIDEO_SOUND_MONO; break; } newnicam=1; } else { newnicam = 0; newstereo = VIDEO_SOUND_MONO; } break; case MSP_MODE_BTSC: val = msp3400c_read(client, I2C_MSP3400C_DEM, 0x200); dprintk("msp3410: status=0x%x (pri=%s, sec=%s, %s%s%s)\n", val, (val & 0x0002) ? "no" : "yes", (val & 0x0004) ? "no" : "yes", (val & 0x0040) ? "stereo" : "mono", (val & 0x0080) ? ", nicam 2nd mono" : "", (val & 0x0100) ? ", bilingual/SAP" : ""); newstereo = VIDEO_SOUND_MONO; if (val & 0x0040) newstereo |= VIDEO_SOUND_STEREO; if (val & 0x0100) newstereo |= VIDEO_SOUND_LANG1; break; } if (newstereo != msp->stereo) { update = 1; dprintk("msp34xx: watch: stereo %d => %d\n", msp->stereo,newstereo); msp->stereo = newstereo; } if (newnicam != msp->nicam_on) { update = 1; dprintk("msp34xx: watch: nicam %d => %d\n", msp->nicam_on,newnicam); msp->nicam_on = newnicam; } return update; } /* * A kernel thread for msp3400 control -- we don't want to block the * in the ioctl while doing the sound carrier & stereo detect */ /* stereo/multilang monitoring */ static void watch_stereo(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; if (autodetect_stereo(client)) { if (msp->stereo & VIDEO_SOUND_STEREO) msp3400c_setstereo(client,VIDEO_SOUND_STEREO); else if (msp->stereo & VIDEO_SOUND_LANG1) msp3400c_setstereo(client,VIDEO_SOUND_LANG1); else msp3400c_setstereo(client,VIDEO_SOUND_MONO); } if (client->stereo_once) msp->watch_stereo = 0; } static void msp3400c_thread(void *data) { bktr_ptr_t client = data; struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; struct CARRIER_DETECT *cd; int count, max1,max2,val1,val2, val,this; dprintk("msp3400: thread started\n"); mtx_lock(&Giant); for (;;) { if (msp->rmmod) goto done; tsleep(msp->kthread, PRIBIO, "idle", 0); if (msp->rmmod) goto done; if (msp->halt_thread) { msp->watch_stereo = 0; msp->halt_thread = 0; continue; } if (VIDEO_MODE_RADIO == msp->norm || MSP_MODE_EXTERN == msp->mode) continue; /* nothing to do */ msp->active = 1; if (msp->watch_stereo) { watch_stereo(client); msp->active = 0; continue; } /* some time for the tuner to sync */ tsleep(msp->kthread, PRIBIO, "tuner sync", hz/2); restart: if (VIDEO_MODE_RADIO == msp->norm || MSP_MODE_EXTERN == msp->mode) continue; /* nothing to do */ msp->restart = 0; msp3400c_setvolume(client, msp->muted, 0, 0); msp3400c_setmode(client, MSP_MODE_AM_DETECT /* +1 */ ); val1 = val2 = 0; max1 = max2 = -1; msp->watch_stereo = 0; /* carrier detect pass #1 -- main carrier */ cd = carrier_detect_main; count = CARRIER_COUNT(carrier_detect_main); if (client->amsound && (msp->norm == VIDEO_MODE_SECAM)) { /* autodetect doesn't work well with AM ... */ max1 = 3; count = 0; dprintk("msp3400: AM sound override\n"); } for (this = 0; this < count; this++) { msp3400c_setcarrier(client, cd[this].cdo,cd[this].cdo); tsleep(msp->kthread, PRIBIO, "carrier detect", hz/100); if (msp->restart) msp->restart = 0; val = msp3400c_read(client, I2C_MSP3400C_DFP, 0x1b); if (val > 32767) val -= 65536; if (val1 < val) val1 = val, max1 = this; dprintk("msp3400: carrier1 val: %5d / %s\n", val,cd[this].name); } /* carrier detect pass #2 -- second (stereo) carrier */ switch (max1) { case 1: /* 5.5 */ cd = carrier_detect_55; count = CARRIER_COUNT(carrier_detect_55); break; case 3: /* 6.5 */ cd = carrier_detect_65; count = CARRIER_COUNT(carrier_detect_65); break; case 0: /* 4.5 */ case 2: /* 6.0 */ default: cd = NULL; count = 0; break; } if (client->amsound && (msp->norm == VIDEO_MODE_SECAM)) { /* autodetect doesn't work well with AM ... */ cd = NULL; count = 0; max2 = 0; } for (this = 0; this < count; this++) { msp3400c_setcarrier(client, cd[this].cdo,cd[this].cdo); tsleep(msp->kthread, PRIBIO, "carrier detection", hz/100); if (msp->restart) goto restart; val = msp3400c_read(client, I2C_MSP3400C_DFP, 0x1b); if (val > 32767) val -= 65536; if (val2 < val) val2 = val, max2 = this; dprintk("msp3400: carrier2 val: %5d / %s\n", val,cd[this].name); } /* programm the msp3400 according to the results */ msp->main = carrier_detect_main[max1].cdo; switch (max1) { case 1: /* 5.5 */ if (max2 == 0) { /* B/G FM-stereo */ msp->second = carrier_detect_55[max2].cdo; msp3400c_setmode(client, MSP_MODE_FM_TERRA); msp->nicam_on = 0; /* XXX why mono? this probably can do stereo... - Alex*/ msp3400c_setstereo(client, VIDEO_SOUND_MONO); msp->watch_stereo = 1; } else if (max2 == 1 && msp->nicam) { /* B/G NICAM */ msp->second = carrier_detect_55[max2].cdo; msp3400c_setmode(client, MSP_MODE_FM_NICAM1); msp->nicam_on = 1; msp3400c_setcarrier(client, msp->second, msp->main); msp->watch_stereo = 1; } else { goto no_second; } break; case 2: /* 6.0 */ /* PAL I NICAM */ msp->second = MSP_CARRIER(6.552); msp3400c_setmode(client, MSP_MODE_FM_NICAM2); msp->nicam_on = 1; msp3400c_setcarrier(client, msp->second, msp->main); msp->watch_stereo = 1; break; case 3: /* 6.5 */ if (max2 == 1 || max2 == 2) { /* D/K FM-stereo */ msp->second = carrier_detect_65[max2].cdo; msp3400c_setmode(client, MSP_MODE_FM_TERRA); msp->nicam_on = 0; msp3400c_setstereo(client, VIDEO_SOUND_MONO); msp->watch_stereo = 1; } else if (max2 == 0 && msp->norm == VIDEO_MODE_SECAM) { /* L NICAM or AM-mono */ msp->second = carrier_detect_65[max2].cdo; msp3400c_setmode(client, MSP_MODE_AM_NICAM); msp->nicam_on = 0; msp3400c_setstereo(client, VIDEO_SOUND_MONO); msp3400c_setcarrier(client, msp->second, msp->main); /* volume prescale for SCART (AM mono input) */ msp3400c_write(client,I2C_MSP3400C_DFP, 0x000d, 0x1900); msp->watch_stereo = 1; } else if (max2 == 0 && msp->nicam) { /* D/K NICAM */ msp->second = carrier_detect_65[max2].cdo; msp3400c_setmode(client, MSP_MODE_FM_NICAM1); msp->nicam_on = 1; msp3400c_setcarrier(client, msp->second, msp->main); msp->watch_stereo = 1; } else { goto no_second; } break; case 0: /* 4.5 */ default: no_second: msp->second = carrier_detect_main[max1].cdo; msp3400c_setmode(client, MSP_MODE_FM_TERRA); msp->nicam_on = 0; msp3400c_setcarrier(client, msp->second, msp->main); msp->stereo = VIDEO_SOUND_MONO; msp3400c_setstereo(client, VIDEO_SOUND_MONO); break; } if (msp->watch_stereo) watch_stereo(client); /* unmute + restore dfp registers */ msp3400c_setvolume(client, msp->muted, msp->left, msp->right); msp3400c_restore_dfp(client); if (bootverbose) msp3400c_print_mode(msp); msp->active = 0; } done: dprintk("msp3400: thread: exit\n"); msp->active = 0; msp->kthread = NULL; wakeup(&msp->kthread); mtx_unlock(&Giant); kproc_exit(0); } /* ----------------------------------------------------------------------- */ /* this one uses the automatic sound standard detection of newer */ /* msp34xx chip versions */ static struct MODES { int retval; int main, second; char *name; } modelist[] = { { 0x0000, 0, 0, "ERROR" }, { 0x0001, 0, 0, "autodetect start" }, { 0x0002, MSP_CARRIER(4.5), MSP_CARRIER(4.72), "4.5/4.72 M Dual FM-Stereo" }, { 0x0003, MSP_CARRIER(5.5), MSP_CARRIER(5.7421875), "5.5/5.74 B/G Dual FM-Stereo" }, { 0x0004, MSP_CARRIER(6.5), MSP_CARRIER(6.2578125), "6.5/6.25 D/K1 Dual FM-Stereo" }, { 0x0005, MSP_CARRIER(6.5), MSP_CARRIER(6.7421875), "6.5/6.74 D/K2 Dual FM-Stereo" }, { 0x0006, MSP_CARRIER(6.5), MSP_CARRIER(6.5), "6.5 D/K FM-Mono (HDEV3)" }, { 0x0008, MSP_CARRIER(5.5), MSP_CARRIER(5.85), "5.5/5.85 B/G NICAM FM" }, { 0x0009, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 L NICAM AM" }, { 0x000a, MSP_CARRIER(6.0), MSP_CARRIER(6.55), "6.0/6.55 I NICAM FM" }, { 0x000b, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM" }, { 0x000c, MSP_CARRIER(6.5), MSP_CARRIER(5.85), "6.5/5.85 D/K NICAM FM (HDEV2)" }, { 0x0020, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Stereo" }, { 0x0021, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M BTSC-Mono + SAP" }, { 0x0030, MSP_CARRIER(4.5), MSP_CARRIER(4.5), "4.5 M EIA-J Japan Stereo" }, { 0x0040, MSP_CARRIER(10.7), MSP_CARRIER(10.7), "10.7 FM-Stereo Radio" }, { 0x0050, MSP_CARRIER(6.5), MSP_CARRIER(6.5), "6.5 SAT-Mono" }, { 0x0051, MSP_CARRIER(7.02), MSP_CARRIER(7.20), "7.02/7.20 SAT-Stereo" }, { 0x0060, MSP_CARRIER(7.2), MSP_CARRIER(7.2), "7.2 SAT ADR" }, { -1, 0, 0, NULL }, /* EOF */ }; static void msp3410d_thread(void *data) { bktr_ptr_t client = data; struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; int mode,val,i,std; int timo = 0; dprintk("msp3410: thread started\n"); mtx_lock(&Giant); for (;;) { if (msp->rmmod) goto done; if (!msp->watch_stereo) timo = 0; else timo = 10*hz; tsleep(msp->kthread, PRIBIO, "idle", timo); if (msp->rmmod) goto done; if (msp->halt_thread) { msp->watch_stereo = 0; msp->halt_thread = 0; dprintk("msp3410: thread halted\n"); continue; } if (msp->mode == MSP_MODE_EXTERN) continue; msp->active = 1; if (msp->watch_stereo) { watch_stereo(client); msp->active = 0; continue; } /* some time for the tuner to sync */ tsleep(msp->kthread, PRIBIO, "tuner sync", hz/2); restart: if (msp->mode == MSP_MODE_EXTERN) continue; msp->restart = 0; msp->watch_stereo = 0; /* put into sane state (and mute) */ msp3400c_reset(client); /* start autodetect */ switch (msp->norm) { case VIDEO_MODE_PAL: mode = 0x1003; std = 1; break; case VIDEO_MODE_NTSC: /* BTSC */ mode = 0x2003; std = 0x0020; break; case VIDEO_MODE_SECAM: mode = 0x0003; std = 1; break; case VIDEO_MODE_RADIO: mode = 0x0003; std = 0x0040; break; default: mode = 0x0003; std = 1; break; } msp3400c_write(client, I2C_MSP3400C_DEM, 0x30, mode); msp3400c_write(client, I2C_MSP3400C_DEM, 0x20, std); if (bootverbose) { int i; for (i = 0; modelist[i].name != NULL; i++) if (modelist[i].retval == std) break; dprintk("msp3410: setting mode: %s (0x%04x)\n", modelist[i].name ? modelist[i].name : "unknown",std); } if (std != 1) { /* programmed some specific mode */ val = std; } else { /* triggered autodetect */ for (;;) { tsleep(msp->kthread, PRIBIO, "autodetection", hz/10); if (msp->restart) goto restart; /* check results */ val = msp3400c_read(client, I2C_MSP3400C_DEM, 0x7e); if (val < 0x07ff) break; dprintk("msp3410: detection still in progress\n"); } } for (i = 0; modelist[i].name != NULL; i++) if (modelist[i].retval == val) break; dprintk("msp3410: current mode: %s (0x%04x)\n", modelist[i].name ? modelist[i].name : "unknown", val); msp->main = modelist[i].main; msp->second = modelist[i].second; if (client->amsound && (msp->norm == VIDEO_MODE_SECAM) && (val != 0x0009)) { /* autodetection has failed, let backup */ dprintk("msp3410: autodetection failed, switching to backup mode: %s (0x%04x)\n", modelist[8].name ? modelist[8].name : "unknown",val); val = 0x0009; msp3400c_write(client, I2C_MSP3400C_DEM, 0x20, val); } /* set various prescales */ msp3400c_write(client, I2C_MSP3400C_DFP, 0x0d, 0x1900); /* scart */ msp3400c_write(client, I2C_MSP3400C_DFP, 0x0e, 0x2403); /* FM */ msp3400c_write(client, I2C_MSP3400C_DFP, 0x10, 0x5a00); /* nicam */ /* set stereo */ switch (val) { case 0x0008: /* B/G NICAM */ case 0x000a: /* I NICAM */ if (val == 0x0008) msp->mode = MSP_MODE_FM_NICAM1; else msp->mode = MSP_MODE_FM_NICAM2; /* just turn on stereo */ msp->stereo = VIDEO_SOUND_STEREO; msp->nicam_on = 1; msp->watch_stereo = 1; msp3400c_setstereo(client,VIDEO_SOUND_STEREO); break; case 0x0009: msp->mode = MSP_MODE_AM_NICAM; msp->stereo = VIDEO_SOUND_MONO; msp->nicam_on = 1; msp3400c_setstereo(client,VIDEO_SOUND_MONO); msp->watch_stereo = 1; break; case 0x0020: /* BTSC */ /* just turn on stereo */ msp->mode = MSP_MODE_BTSC; msp->stereo = VIDEO_SOUND_STEREO; msp->nicam_on = 0; msp->watch_stereo = 1; msp3400c_setstereo(client,VIDEO_SOUND_STEREO); break; case 0x0040: /* FM radio */ msp->mode = MSP_MODE_FM_RADIO; msp->stereo = VIDEO_SOUND_STEREO; msp->nicam_on = 0; msp->watch_stereo = 0; /* scart routing */ msp3400c_set_scart(client,SCART_IN2,0); msp3400c_write(client,I2C_MSP3400C_DFP, 0x08, 0x0220); msp3400c_write(client,I2C_MSP3400C_DFP, 0x09, 0x0220); msp3400c_write(client,I2C_MSP3400C_DFP, 0x0b, 0x0220); break; case 0x0003: msp->mode = MSP_MODE_FM_TERRA; msp->stereo = VIDEO_SOUND_STEREO; msp->nicam_on = 0; msp->watch_stereo = 1; msp3400c_setstereo(client,VIDEO_SOUND_STEREO); break; } if (msp->watch_stereo) watch_stereo(client); /* unmute + restore dfp registers */ msp3400c_setbass(client, msp->bass); msp3400c_settreble(client, msp->treble); msp3400c_setvolume(client, msp->muted, msp->left, msp->right); msp3400c_restore_dfp(client); msp->active = 0; } done: dprintk("msp3410: thread: exit\n"); msp->active = 0; msp->kthread = NULL; wakeup(&msp->kthread); mtx_unlock(&Giant); kproc_exit(0); } int msp_attach(bktr_ptr_t bktr) { struct msp3400c *msp; int rev1,rev2,i; int err; char buf[20]; msp = (struct msp3400c *) malloc(sizeof(struct msp3400c), M_DEVBUF, M_NOWAIT); if (msp == NULL) return ENOMEM; bktr->msp3400c_info = msp; memset(msp,0,sizeof(struct msp3400c)); msp->left = 65535; msp->right = 65535; msp->bass = 32768; msp->treble = 32768; msp->input = -1; for (i = 0; i < DFP_COUNT; i++) msp->dfp_regs[i] = -1; msp3400c_reset(bktr); rev1 = msp3400c_read(bktr, I2C_MSP3400C_DFP, 0x1e); if (-1 != rev1) rev2 = msp3400c_read(bktr, I2C_MSP3400C_DFP, 0x1f); if ((-1 == rev1) || (0 == rev1 && 0 == rev2)) { free(msp, M_DEVBUF); bktr->msp3400c_info = NULL; printf("%s: msp3400: error while reading chip version\n", bktr_name(bktr)); return ENXIO; } #if 0 /* this will turn on a 1kHz beep - might be useful for debugging... */ msp3400c_write(bktr,I2C_MSP3400C_DFP, 0x0014, 0x1040); #endif sprintf(buf,"MSP34%02d%c-%c%d", (rev2>>8)&0xff, (rev1&0xff)+'@', ((rev1>>8)&0xff)+'@', rev2&0x1f); msp->nicam = (((rev2>>8)&0xff) != 00) ? 1 : 0; if (bktr->mspsimple == -1) { /* default mode */ /* msp->simple = (((rev2>>8)&0xff) == 0) ? 0 : 1; */ msp->simple = ((rev1&0xff)+'@' > 'C'); } else { /* use kenv value */ msp->simple = bktr->mspsimple; } /* hello world :-) */ if (bootverbose) { printf("%s: msp34xx: init: chip=%s", bktr_name(bktr), buf); if (msp->nicam) printf(", has NICAM support"); printf("\n"); } /* startup control thread */ err = kproc_create(msp->simple ? msp3410d_thread : msp3400c_thread, bktr, &msp->kthread, (RFFDG | RFPROC), 0, "%s_msp34xx_thread", bktr->bktr_xname); if (err) { printf("%s: Error returned by kproc_create: %d", bktr_name(bktr), err); free(msp, M_DEVBUF); bktr->msp3400c_info = NULL; return ENXIO; } wakeup(msp->kthread); /* done */ return 0; } int msp_detach(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; /* shutdown control thread */ if (msp->kthread) { /* XXX mutex lock required */ mtx_lock(&Giant); msp->rmmod = 1; msp->watch_stereo = 0; wakeup(msp->kthread); while (msp->kthread) tsleep(&msp->kthread, PRIBIO, "wait for kthread", hz/10); mtx_unlock(&Giant); } if (client->msp3400c_info != NULL) { free(client->msp3400c_info, M_DEVBUF); client->msp3400c_info = NULL; } msp3400c_reset(client); return 0; } void msp_wake_thread(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; msp3400c_setvolume(client,msp->muted,0,0); msp->watch_stereo=0; if (msp->active) msp->restart = 1; wakeup(msp->kthread); } void msp_halt_thread(bktr_ptr_t client) { struct msp3400c *msp = (struct msp3400c*)client->msp3400c_info; msp3400c_setvolume(client,msp->muted,0,0); if (msp->active) msp->restart = 1; msp->halt_thread = 1; wakeup(msp->kthread); } #endif /* BKTR_NEW_MSP34XX_DRIVER */