/*- * Copyright (c) 1999 Cameron Grant * Copyright (c) 2003-2006 Yuriy Tsibizov * 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, WHETHERIN 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: head/sys/dev/sound/pci/emu10kx-pcm.c 165833 2007-01-06 18:59:35Z netchild $ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "mixer_if.h" #include "opt_emu10kx.h" #include #include "emu10k1-alsa%diked.h" struct emu_pcm_pchinfo { int spd; int fmt; int blksz; int run; struct emu_voice *master; struct emu_voice *slave; struct snd_dbuf *buffer; struct pcm_channel *channel; struct emu_pcm_info *pcm; int timer; }; struct emu_pcm_rchinfo { int spd; int fmt; int blksz; int run; uint32_t idxreg; uint32_t basereg; uint32_t sizereg; uint32_t setupreg; uint32_t irqmask; uint32_t iprmask; int ihandle; struct snd_dbuf *buffer; struct pcm_channel *channel; struct emu_pcm_info *pcm; }; /* XXX Hardware playback channels */ #define MAX_CHANNELS 4 #if MAX_CHANNELS > 13 #error Too many hardware channels defined. 13 is the maximum #endif struct emu_pcm_info { struct mtx *lock; device_t dev; /* device information */ struct snddev_info *devinfo; /* pcm device information */ struct emu_sc_info *card; struct emu_pcm_pchinfo pch[MAX_CHANNELS]; /* hardware channels */ int pnum; /* next free channel number */ struct emu_pcm_rchinfo rch_adc; struct emu_pcm_rchinfo rch_efx; struct emu_route rt; struct emu_route rt_mono; int route; int ihandle; /* interrupt handler */ unsigned int bufsz; int is_emu10k1; struct ac97_info *codec; uint32_t ac97_state[0x7F]; }; static uint32_t emu_rfmt_adc[] = { AFMT_S16_LE, AFMT_STEREO | AFMT_S16_LE, 0 }; static struct pcmchan_caps emu_reccaps_adc = { 8000, 48000, emu_rfmt_adc, 0 }; static uint32_t emu_rfmt_efx[] = { AFMT_S16_LE, 0 }; static struct pcmchan_caps emu_reccaps_efx_live = { 48000*32, 48000*32, emu_rfmt_efx, 0 }; static struct pcmchan_caps emu_reccaps_efx_audigy = { 48000*64, 48000*64, emu_rfmt_efx, 0 }; static uint32_t emu_pfmt[] = { AFMT_U8, AFMT_STEREO | AFMT_U8, AFMT_S16_LE, AFMT_STEREO | AFMT_S16_LE, 0 }; static uint32_t emu_pfmt_mono[] = { AFMT_U8, AFMT_S16_LE, 0 }; static struct pcmchan_caps emu_playcaps = {4000, 48000, emu_pfmt, 0}; static struct pcmchan_caps emu_playcaps_mono = {4000, 48000, emu_pfmt_mono, 0}; static int emu10k1_adcspeed[8] = {48000, 44100, 32000, 24000, 22050, 16000, 11025, 8000}; /* audigy supports 12kHz. */ static int emu10k2_adcspeed[9] = {48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, 8000}; static uint32_t emu_pcm_intr(void *pcm, uint32_t stat); static const struct emu_dspmix_props { u_int8_t present; } dspmix [SOUND_MIXER_NRDEVICES] = { [SOUND_MIXER_VOLUME] = {1}, [SOUND_MIXER_PCM] = {1}, }; static int emu_dspmixer_init(struct snd_mixer *m) { int i; int v; v = 0; for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) { if (dspmix[i].present) v |= 1 << i; } mix_setdevs(m, v); mix_setrecdevs(m, 0); return (0); } static int emu_dspmixer_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right) { struct emu_pcm_info *sc; sc = mix_getdevinfo(m); switch (dev) { case SOUND_MIXER_VOLUME: switch (sc->route) { case RT_REAR: emumix_set_volume(sc->card, M_MASTER_REAR_L, left); emumix_set_volume(sc->card, M_MASTER_REAR_R, right); break; case RT_CENTER: emumix_set_volume(sc->card, M_MASTER_CENTER, (left+right)/2); break; case RT_SUB: emumix_set_volume(sc->card, M_MASTER_SUBWOOFER, (left+right)/2); break; } break; case SOUND_MIXER_PCM: switch (sc->route) { case RT_REAR: emumix_set_volume(sc->card, M_FX2_REAR_L, left); emumix_set_volume(sc->card, M_FX3_REAR_R, right); break; case RT_CENTER: emumix_set_volume(sc->card, M_FX4_CENTER, (left+right)/2); break; case RT_SUB: emumix_set_volume(sc->card, M_FX5_SUBWOOFER, (left+right)/2); break; } break; default: device_printf(sc->dev, "mixer error: unknown device %d\n", dev); } return (0); } static int emu_dspmixer_setrecsrc(struct snd_mixer *m __unused, u_int32_t src __unused) { return (0); } static kobj_method_t emudspmixer_methods[] = { KOBJMETHOD(mixer_init, emu_dspmixer_init), KOBJMETHOD(mixer_set, emu_dspmixer_set), KOBJMETHOD(mixer_setrecsrc, emu_dspmixer_setrecsrc), { 0, 0 } }; MIXER_DECLARE(emudspmixer); /* * AC97 emulation code for Audigy and later cards. * Some parts of AC97 codec are not used by hardware, but can be used * to change some DSP controls via AC97 mixer interface. This includes: * - master volume controls MASTER_FRONT_[R|L] * - pcm volume controls FX[0|1]_FRONT_[R|L] * - rec volume controls MASTER_REC_[R|L] * We do it because we need to put it under user control.... * We also keep some parts of AC97 disabled to get better sound quality */ #define AC97LEFT(x) ((x & 0x7F00)>>8) #define AC97RIGHT(x) (x & 0x007F) #define AC97MUTE(x) ((x & 0x8000)>>15) #define BIT4_TO100(x) (100-(x)*100/(0x0f)) #define BIT6_TO100(x) (100-(x)*100/(0x3f)) #define BIT4_TO255(x) (255-(x)*255/(0x0f)) #define BIT6_TO255(x) (255-(x)*255/(0x3f)) #define V100_TOBIT6(x) (0x3f*(100-x)/100) #define V100_TOBIT4(x) (0x0f*(100-x)/100) #define AC97ENCODE(x_muted,x_left,x_right) (((x_muted&1)<<15) | ((x_left&0x3f)<<8) | (x_right&0x3f)) static int emu_ac97_read_emulation(struct emu_pcm_info *sc, int regno) { int use_ac97; int emulated; int tmp; use_ac97 = 1; emulated = 0; switch (regno) { case AC97_MIX_MASTER: emulated = sc->ac97_state[AC97_MIX_MASTER]; use_ac97 = 0; break; case AC97_MIX_PCM: emulated = sc->ac97_state[AC97_MIX_PCM]; use_ac97 = 0; break; case AC97_REG_RECSEL: emulated = 0x0505; use_ac97 = 0; break; case AC97_MIX_RGAIN: emulated = sc->ac97_state[AC97_MIX_RGAIN]; use_ac97 = 0; break; } emu_wr(sc->card, AC97ADDRESS, regno, 1); tmp = emu_rd(sc->card, AC97DATA, 2); if (use_ac97) emulated = tmp; return (emulated); } static void emu_ac97_write_emulation(struct emu_pcm_info *sc, int regno, uint32_t data) { int write_ac97; int left, right; uint32_t emu_left, emu_right; int is_mute; write_ac97 = 1; left = AC97LEFT(data); emu_left = BIT6_TO100(left); /* We show us as 6-bit AC97 mixer */ right = AC97RIGHT(data); emu_right = BIT6_TO100(right); is_mute = AC97MUTE(data); if (is_mute) emu_left = emu_right = 0; switch (regno) { /* TODO: reset emulator on AC97_RESET */ case AC97_MIX_MASTER: emumix_set_volume(sc->card, M_MASTER_FRONT_L, emu_left); emumix_set_volume(sc->card, M_MASTER_FRONT_R, emu_right); sc->ac97_state[AC97_MIX_MASTER] = data & (0x8000 | 0x3f3f); data = 0x8000; /* Mute AC97 main out */ break; case AC97_MIX_PCM: /* PCM OUT VOL */ emumix_set_volume(sc->card, M_FX0_FRONT_L, emu_left); emumix_set_volume(sc->card, M_FX1_FRONT_R, emu_right); sc->ac97_state[AC97_MIX_PCM] = data & (0x8000 | 0x3f3f); data = 0x8000; /* Mute AC97 PCM out */ break; case AC97_REG_RECSEL: /* * PCM recording source is set to "stereo mix" (labeled "vol" * in mixer) XXX !I can't remember why! */ data = 0x0505; break; case AC97_MIX_RGAIN: /* RECORD GAIN */ emu_left = BIT4_TO100(left); /* rgain is 4-bit */ emu_right = BIT4_TO100(right); emumix_set_volume(sc->card, M_MASTER_REC_L, 100-emu_left); emumix_set_volume(sc->card, M_MASTER_REC_R, 100-emu_right); /* * Record gain on AC97 should stay zero to get AC97 sound on * AC97_[RL] connectors on EMU10K2 chip. AC97 on Audigy is not * directly connected to any output, only to EMU10K2 chip Use * this control to set AC97 mix volume inside EMU10K2 chip */ sc->ac97_state[AC97_MIX_RGAIN] = data & (0x8000 | 0x0f0f); data = 0x0000; break; } if (write_ac97) { emu_wr(sc->card, AC97ADDRESS, regno, 1); emu_wr(sc->card, AC97DATA, data, 2); } } static int emu_erdcd(kobj_t obj __unused, void *devinfo, int regno) { struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo; return (emu_ac97_read_emulation(sc, regno)); } static int emu_ewrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data) { struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo; emu_ac97_write_emulation(sc, regno, data); return (0); } static kobj_method_t emu_eac97_methods[] = { KOBJMETHOD(ac97_read, emu_erdcd), KOBJMETHOD(ac97_write, emu_ewrcd), {0, 0} }; AC97_DECLARE(emu_eac97); /* real ac97 codec */ static int emu_rdcd(kobj_t obj __unused, void *devinfo, int regno) { int rd; struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo; KASSERT(sc->card != NULL, ("emu_rdcd: no soundcard")); emu_wr(sc->card, AC97ADDRESS, regno, 1); rd = emu_rd(sc->card, AC97DATA, 2); return (rd); } static int emu_wrcd(kobj_t obj __unused, void *devinfo, int regno, uint32_t data) { struct emu_pcm_info *sc = (struct emu_pcm_info *)devinfo; KASSERT(sc->card != NULL, ("emu_wrcd: no soundcard")); emu_wr(sc->card, AC97ADDRESS, regno, 1); emu_wr(sc->card, AC97DATA, data, 2); return (0); } static kobj_method_t emu_ac97_methods[] = { KOBJMETHOD(ac97_read, emu_rdcd), KOBJMETHOD(ac97_write, emu_wrcd), {0, 0} }; AC97_DECLARE(emu_ac97); static int emu_k1_recval(int speed) { int val; val = 0; while ((val < 7) && (speed < emu10k1_adcspeed[val])) val++; if (val == 6) val=5; /* XXX 8kHz does not work */ return (val); } static int emu_k2_recval(int speed) { int val; val = 0; while ((val < 8) && (speed < emu10k2_adcspeed[val])) val++; if (val == 7) val=6; /* XXX 8kHz does not work */ return (val); } static void * emupchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused) { struct emu_pcm_info *sc = devinfo; struct emu_pcm_pchinfo *ch; void *r; KASSERT(dir == PCMDIR_PLAY, ("emupchan_init: bad direction")); KASSERT(sc->card != NULL, ("empchan_init: no soundcard")); if (sc->pnum >= MAX_CHANNELS) return (NULL); ch = &(sc->pch[sc->pnum++]); ch->buffer = b; ch->pcm = sc; ch->channel = c; ch->blksz = sc->bufsz; ch->fmt = AFMT_U8; ch->spd = 8000; ch->master = emu_valloc(sc->card); /* * XXX we have to allocate slave even for mono channel until we * fix emu_vfree to handle this case. */ ch->slave = emu_valloc(sc->card); ch->timer = emu_timer_create(sc->card); r = (emu_vinit(sc->card, ch->master, ch->slave, EMU_PLAY_BUFSZ, ch->buffer)) ? NULL : ch; return (r); } static int emupchan_free(kobj_t obj __unused, void *c_devinfo) { struct emu_pcm_pchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; emu_timer_clear(sc->card, ch->timer); if (ch->slave != NULL) emu_vfree(sc->card, ch->slave); emu_vfree(sc->card, ch->master); return (0); } static int emupchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format) { struct emu_pcm_pchinfo *ch = c_devinfo; ch->fmt = format; return (0); } static int emupchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed) { struct emu_pcm_pchinfo *ch = c_devinfo; ch->spd = speed; return (ch->spd); } static int emupchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize) { struct emu_pcm_pchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; if (blocksize > ch->pcm->bufsz) blocksize = ch->pcm->bufsz; snd_mtxlock(sc->lock); ch->blksz = blocksize; emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getbps(ch->buffer)); snd_mtxunlock(sc->lock); return (blocksize); } static int emupchan_trigger(kobj_t obj __unused, void *c_devinfo, int go) { struct emu_pcm_pchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) return (0); snd_mtxlock(sc->lock); /* XXX can we trigger on parallel threads ? */ if (go == PCMTRIG_START) { emu_vsetup(ch->master, ch->fmt, ch->spd); if ((ch->fmt & AFMT_STEREO) == AFMT_STEREO) emu_vroute(sc->card, &(sc->rt), ch->master); else emu_vroute(sc->card, &(sc->rt_mono), ch->master); emu_vwrite(sc->card, ch->master); emu_timer_set(sc->card, ch->timer, ch->blksz / sndbuf_getbps(ch->buffer)); emu_timer_enable(sc->card, ch->timer, 1); } /* PCM interrupt handler will handle PCMTRIG_STOP event */ ch->run = (go == PCMTRIG_START) ? 1 : 0; emu_vtrigger(sc->card, ch->master, ch->run); snd_mtxunlock(sc->lock); return (0); } static int emupchan_getptr(kobj_t obj __unused, void *c_devinfo) { struct emu_pcm_pchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; int r; r = emu_vpos(sc->card, ch->master); return (r); } static struct pcmchan_caps * emupchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused) { struct emu_pcm_pchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; switch (sc->route) { case RT_FRONT: /* FALLTHROUGH */ case RT_REAR: /* FALLTHROUGH */ case RT_SIDE: return (&emu_playcaps); break; case RT_CENTER: /* FALLTHROUGH */ case RT_SUB: return (&emu_playcaps_mono); break; } return (NULL); } static kobj_method_t emupchan_methods[] = { KOBJMETHOD(channel_init, emupchan_init), KOBJMETHOD(channel_free, emupchan_free), KOBJMETHOD(channel_setformat, emupchan_setformat), KOBJMETHOD(channel_setspeed, emupchan_setspeed), KOBJMETHOD(channel_setblocksize, emupchan_setblocksize), KOBJMETHOD(channel_trigger, emupchan_trigger), KOBJMETHOD(channel_getptr, emupchan_getptr), KOBJMETHOD(channel_getcaps, emupchan_getcaps), {0, 0} }; CHANNEL_DECLARE(emupchan); static void * emurchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused) { struct emu_pcm_info *sc = devinfo; struct emu_pcm_rchinfo *ch; KASSERT(dir == PCMDIR_REC, ("emurchan_init: bad direction")); ch = &sc->rch_adc; ch->buffer = b; ch->pcm = sc; ch->channel = c; ch->blksz = sc->bufsz / 2; /* We rise interrupt for half-full buffer */ ch->fmt = AFMT_U8; ch->spd = 8000; ch->idxreg = sc->is_emu10k1 ? ADCIDX : A_ADCIDX; ch->basereg = ADCBA; ch->sizereg = ADCBS; ch->setupreg = ADCCR; ch->irqmask = INTE_ADCBUFENABLE; ch->iprmask = IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL; if (sndbuf_alloc(ch->buffer, emu_gettag(sc->card), sc->bufsz) != 0) return (NULL); else { emu_wrptr(sc->card, 0, ch->basereg, sndbuf_getbufaddr(ch->buffer)); emu_wrptr(sc->card, 0, ch->sizereg, 0); /* off */ return (ch); } } static int emurchan_setformat(kobj_t obj __unused, void *c_devinfo, uint32_t format) { struct emu_pcm_rchinfo *ch = c_devinfo; ch->fmt = format; return (0); } static int emurchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed) { struct emu_pcm_rchinfo *ch = c_devinfo; if (ch->pcm->is_emu10k1) { speed = emu10k1_adcspeed[emu_k1_recval(speed)]; } else { speed = emu10k2_adcspeed[emu_k2_recval(speed)]; } ch->spd = speed; return (ch->spd); } static int emurchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize) { struct emu_pcm_rchinfo *ch = c_devinfo; ch->blksz = blocksize; /* If blocksize is less than half of buffer size we will not get interrupt in time and channel will die due to interrupt timeout */ if(ch->blksz < (ch->pcm->bufsz / 2)) ch->blksz = ch->pcm->bufsz / 2; return (ch->blksz); } static int emurchan_trigger(kobj_t obj __unused, void *c_devinfo, int go) { struct emu_pcm_rchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; uint32_t val, sz; switch (sc->bufsz) { case 4096: sz = ADCBS_BUFSIZE_4096; break; case 8192: sz = ADCBS_BUFSIZE_8192; break; case 16384: sz = ADCBS_BUFSIZE_16384; break; case 32768: sz = ADCBS_BUFSIZE_32768; break; case 65536: sz = ADCBS_BUFSIZE_65536; break; default: sz = ADCBS_BUFSIZE_4096; } snd_mtxlock(sc->lock); switch (go) { case PCMTRIG_START: ch->run = 1; emu_wrptr(sc->card, 0, ch->sizereg, sz); val = sc->is_emu10k1 ? ADCCR_LCHANENABLE : A_ADCCR_LCHANENABLE; if (ch->fmt & AFMT_STEREO) val |= sc->is_emu10k1 ? ADCCR_RCHANENABLE : A_ADCCR_RCHANENABLE; val |= sc->is_emu10k1 ? emu_k1_recval(ch->spd) : emu_k2_recval(ch->spd); emu_wrptr(sc->card, 0, ch->setupreg, 0); emu_wrptr(sc->card, 0, ch->setupreg, val); ch->ihandle = emu_intr_register(sc->card, ch->irqmask, ch->iprmask, &emu_pcm_intr, sc); break; case PCMTRIG_STOP: /* FALLTHROUGH */ case PCMTRIG_ABORT: ch->run = 0; emu_wrptr(sc->card, 0, ch->sizereg, 0); if (ch->setupreg) emu_wrptr(sc->card, 0, ch->setupreg, 0); (void)emu_intr_unregister(sc->card, ch->ihandle); break; case PCMTRIG_EMLDMAWR: /* FALLTHROUGH */ case PCMTRIG_EMLDMARD: /* FALLTHROUGH */ default: break; } snd_mtxunlock(sc->lock); return (0); } static int emurchan_getptr(kobj_t obj __unused, void *c_devinfo) { struct emu_pcm_rchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; int r; r = emu_rdptr(sc->card, 0, ch->idxreg) & 0x0000ffff; return (r); } static struct pcmchan_caps * emurchan_getcaps(kobj_t obj __unused, void *c_devinfo __unused) { return (&emu_reccaps_adc); } static kobj_method_t emurchan_methods[] = { KOBJMETHOD(channel_init, emurchan_init), KOBJMETHOD(channel_setformat, emurchan_setformat), KOBJMETHOD(channel_setspeed, emurchan_setspeed), KOBJMETHOD(channel_setblocksize, emurchan_setblocksize), KOBJMETHOD(channel_trigger, emurchan_trigger), KOBJMETHOD(channel_getptr, emurchan_getptr), KOBJMETHOD(channel_getcaps, emurchan_getcaps), {0, 0} }; CHANNEL_DECLARE(emurchan); static void * emufxrchan_init(kobj_t obj __unused, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir __unused) { struct emu_pcm_info *sc = devinfo; struct emu_pcm_rchinfo *ch; KASSERT(dir == PCMDIR_REC, ("emurchan_init: bad direction")); if (sc == NULL) return (NULL); ch = &(sc->rch_efx); ch->fmt = AFMT_S16_LE; ch->spd = sc->is_emu10k1 ? 48000*32 : 48000 * 64; ch->idxreg = FXIDX; ch->basereg = FXBA; ch->sizereg = FXBS; ch->irqmask = INTE_EFXBUFENABLE; ch->iprmask = IPR_EFXBUFFULL | IPR_EFXBUFHALFFULL; ch->buffer = b; ch->pcm = sc; ch->channel = c; ch->blksz = sc->bufsz; if (sndbuf_alloc(ch->buffer, emu_gettag(sc->card), sc->bufsz) != 0) return (NULL); else { emu_wrptr(sc->card, 0, ch->basereg, sndbuf_getbufaddr(ch->buffer)); emu_wrptr(sc->card, 0, ch->sizereg, 0); /* off */ return (ch); } } static int emufxrchan_setformat(kobj_t obj __unused, void *c_devinfo __unused, uint32_t format) { if (format == AFMT_S16_LE) return (0); return (-1); } static int emufxrchan_setspeed(kobj_t obj __unused, void *c_devinfo, uint32_t speed) { struct emu_pcm_rchinfo *ch = c_devinfo; /* FIXED RATE CHANNEL */ return (ch->spd); } static int emufxrchan_setblocksize(kobj_t obj __unused, void *c_devinfo, uint32_t blocksize) { struct emu_pcm_rchinfo *ch = c_devinfo; ch->blksz = blocksize; /* If blocksize is less than half of buffer size we will not get interrupt in time and channel will die due to interrupt timeout */ if(ch->blksz < (ch->pcm->bufsz / 2)) ch->blksz = ch->pcm->bufsz / 2; return (ch->blksz); } static int emufxrchan_trigger(kobj_t obj __unused, void *c_devinfo, int go) { struct emu_pcm_rchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; uint32_t sz; switch (sc->bufsz) { case 4096: sz = ADCBS_BUFSIZE_4096; break; case 8192: sz = ADCBS_BUFSIZE_8192; break; case 16384: sz = ADCBS_BUFSIZE_16384; break; case 32768: sz = ADCBS_BUFSIZE_32768; break; case 65536: sz = ADCBS_BUFSIZE_65536; break; default: sz = ADCBS_BUFSIZE_4096; } snd_mtxlock(sc->lock); switch (go) { case PCMTRIG_START: ch->run = 1; emu_wrptr(sc->card, 0, ch->sizereg, sz); ch->ihandle = emu_intr_register(sc->card, ch->irqmask, ch->iprmask, &emu_pcm_intr, sc); /* SB Live! is limited to 32 mono channels. Audigy has 64 mono channels, each of them is selected from one of two A_FXWC[1|2] registers. */ /* XXX there is no way to demultiplex this streams for now */ if(sc->is_emu10k1) { emu_wrptr(sc->card, 0, FXWC, 0xffffffff); } else { emu_wrptr(sc->card, 0, A_FXWC1, 0xffffffff); emu_wrptr(sc->card, 0, A_FXWC2, 0xffffffff); } break; case PCMTRIG_STOP: /* FALLTHROUGH */ case PCMTRIG_ABORT: ch->run = 0; if(sc->is_emu10k1) { emu_wrptr(sc->card, 0, FXWC, 0x0); } else { emu_wrptr(sc->card, 0, A_FXWC1, 0x0); emu_wrptr(sc->card, 0, A_FXWC2, 0x0); } emu_wrptr(sc->card, 0, ch->sizereg, 0); (void)emu_intr_unregister(sc->card, ch->ihandle); break; case PCMTRIG_EMLDMAWR: /* FALLTHROUGH */ case PCMTRIG_EMLDMARD: /* FALLTHROUGH */ default: break; } snd_mtxunlock(sc->lock); return (0); } static int emufxrchan_getptr(kobj_t obj __unused, void *c_devinfo) { struct emu_pcm_rchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; int r; r = emu_rdptr(sc->card, 0, ch->idxreg) & 0x0000ffff; return (r); } static struct pcmchan_caps * emufxrchan_getcaps(kobj_t obj __unused, void *c_devinfo) { struct emu_pcm_rchinfo *ch = c_devinfo; struct emu_pcm_info *sc = ch->pcm; if(sc->is_emu10k1) return (&emu_reccaps_efx_live); return (&emu_reccaps_efx_audigy); } static kobj_method_t emufxrchan_methods[] = { KOBJMETHOD(channel_init, emufxrchan_init), KOBJMETHOD(channel_setformat, emufxrchan_setformat), KOBJMETHOD(channel_setspeed, emufxrchan_setspeed), KOBJMETHOD(channel_setblocksize, emufxrchan_setblocksize), KOBJMETHOD(channel_trigger, emufxrchan_trigger), KOBJMETHOD(channel_getptr, emufxrchan_getptr), KOBJMETHOD(channel_getcaps, emufxrchan_getcaps), {0, 0} }; CHANNEL_DECLARE(emufxrchan); static uint32_t emu_pcm_intr(void *pcm, uint32_t stat) { struct emu_pcm_info *sc = (struct emu_pcm_info *)pcm; uint32_t ack; int i; ack = 0; if (stat & IPR_INTERVALTIMER) { ack |= IPR_INTERVALTIMER; for (i = 0; i < MAX_CHANNELS; i++) if (sc->pch[i].channel) { if (sc->pch[i].run == 1) chn_intr(sc->pch[i].channel); else emu_timer_enable(sc->card, sc->pch[i].timer, 0); } } if (stat & (IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL)) { ack |= stat & (IPR_ADCBUFFULL | IPR_ADCBUFHALFFULL); if (sc->rch_adc.channel) chn_intr(sc->rch_adc.channel); } if (stat & (IPR_EFXBUFFULL | IPR_EFXBUFHALFFULL)) { ack |= stat & (IPR_EFXBUFFULL | IPR_EFXBUFHALFFULL); if (sc->rch_efx.channel) chn_intr(sc->rch_efx.channel); } return (ack); } static int emu_pcm_init(struct emu_pcm_info *sc) { sc->bufsz = pcm_getbuffersize(sc->dev, EMUPAGESIZE, EMU_REC_BUFSZ, EMU_MAX_BUFSZ); return (0); } static int emu_pcm_uninit(struct emu_pcm_info *sc __unused) { return (0); } static int emu_pcm_probe(device_t dev) { uintptr_t func, route, r; const char *rt; char buffer[255]; r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_FUNC, &func); if (func != SCF_PCM) return (ENXIO); rt = "UNKNOWN"; r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route); switch (route) { case RT_FRONT: rt = "front"; break; case RT_REAR: rt = "rear"; break; case RT_CENTER: rt = "center"; break; case RT_SUB: rt = "subwoofer"; break; case RT_SIDE: rt = "side"; break; case RT_MCHRECORD: rt = "multichannel recording"; break; } snprintf(buffer, 255, "EMU10Kx DSP %s PCM interface", rt); device_set_desc_copy(dev, buffer); return (0); } static int emu_pcm_attach(device_t dev) { struct emu_pcm_info *sc; unsigned int i; char status[SND_STATUSLEN]; uint32_t inte, ipr; uintptr_t route, r, is_emu10k1; if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO)) == NULL) { device_printf(dev, "cannot allocate softc\n"); return (ENXIO); } bzero(sc, sizeof(*sc)); sc->card = (struct emu_sc_info *)(device_get_softc(device_get_parent(dev))); if (sc->card == NULL) { device_printf(dev, "cannot get bridge conf\n"); return (ENXIO); } sc->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc"); sc->dev = dev; r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ISEMU10K1, &is_emu10k1); sc->is_emu10k1 = is_emu10k1 ? 1 : 0; sc->codec = NULL; for (i = 0; i < 8; i++) { sc->rt.routing_left[i] = i; sc->rt.amounts_left[i] = 0x00; sc->rt.routing_right[i] = i; sc->rt.amounts_right[i] = 0x00; } for (i = 0; i < 8; i++) { sc->rt_mono.routing_left[i] = i; sc->rt_mono.amounts_left[i] = 0x00; sc->rt_mono.routing_right[i] = i; sc->rt_mono.amounts_right[i] = 0x00; } r = BUS_READ_IVAR(device_get_parent(dev), dev, EMU_VAR_ROUTE, &route); sc->route = route; switch (route) { case RT_FRONT: sc->rt.amounts_left[0] = 0xff; sc->rt.amounts_right[1] = 0xff; sc->rt_mono.amounts_left[0] = 0xff; sc->rt_mono.amounts_left[1] = 0xff; if (sc->is_emu10k1) sc->codec = AC97_CREATE(dev, sc, emu_ac97); else sc->codec = AC97_CREATE(dev, sc, emu_eac97); if (sc->codec == NULL) { if (mixer_init(dev, &emudspmixer_class, sc)) { device_printf(dev, "failed to initialize DSP mixer\n"); goto bad; } } else if (mixer_init(dev, ac97_getmixerclass(), sc->codec) == -1) { device_printf(dev, "can't initialize AC97 mixer!\n"); goto bad; } break; case RT_REAR: sc->rt.amounts_left[2] = 0xff; sc->rt.amounts_right[3] = 0xff; sc->rt_mono.amounts_left[2] = 0xff; sc->rt_mono.amounts_left[3] = 0xff; if (mixer_init(dev, &emudspmixer_class, sc)) { device_printf(dev, "failed to initialize mixer\n"); goto bad; } break; case RT_CENTER: sc->rt.amounts_left[4] = 0xff; sc->rt_mono.amounts_left[4] = 0xff; if (mixer_init(dev, &emudspmixer_class, sc)) { device_printf(dev, "failed to initialize mixer\n"); goto bad; } break; case RT_SUB: sc->rt.amounts_left[5] = 0xff; sc->rt_mono.amounts_left[5] = 0xff; if (mixer_init(dev, &emudspmixer_class, sc)) { device_printf(dev, "failed to initialize mixer\n"); goto bad; } break; case RT_SIDE: sc->rt.amounts_left[6] = 0xff; sc->rt.amounts_right[7] = 0xff; sc->rt_mono.amounts_left[6] = 0xff; sc->rt_mono.amounts_left[7] = 0xff; if (mixer_init(dev, &emudspmixer_class, sc)) { device_printf(dev, "failed to initialize mixer\n"); goto bad; } break; case RT_MCHRECORD: /* XXX add mixer here */ break; default: device_printf(dev, "invalid default route\n"); goto bad; } inte = INTE_INTERVALTIMERENB; ipr = IPR_INTERVALTIMER; /* Used by playback */ sc->ihandle = emu_intr_register(sc->card, inte, ipr, &emu_pcm_intr, sc); if (emu_pcm_init(sc) == -1) { device_printf(dev, "unable to initialize PCM part of the card\n"); goto bad; } /* XXX we should better get number of available channels from parent */ if (pcm_register(dev, sc, (route == RT_FRONT) ? MAX_CHANNELS : 1, (route == RT_FRONT) ? 1 : 0)) { device_printf(dev, "can't register PCM channels!\n"); goto bad; } sc->pnum = 0; if (route != RT_MCHRECORD) pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc); if (route == RT_FRONT) { for (i = 1; i < MAX_CHANNELS; i++) pcm_addchan(dev, PCMDIR_PLAY, &emupchan_class, sc); pcm_addchan(dev, PCMDIR_REC, &emurchan_class, sc); } if (route == RT_MCHRECORD) pcm_addchan(dev, PCMDIR_REC, &emufxrchan_class, sc); snprintf(status, SND_STATUSLEN, "on %s", device_get_nameunit(device_get_parent(dev))); pcm_setstatus(dev, status); return (0); bad: if (sc->codec) ac97_destroy(sc->codec); if (sc->lock) snd_mtxfree(sc->lock); free(sc, M_DEVBUF); return (ENXIO); } static int emu_pcm_detach(device_t dev) { int r; struct emu_pcm_info *sc; sc = pcm_getdevinfo(dev); r = pcm_unregister(dev); if (r) return (r); emu_pcm_uninit(sc); if (sc->lock) snd_mtxfree(sc->lock); free(sc, M_DEVBUF); return (0); } static device_method_t emu_pcm_methods[] = { DEVMETHOD(device_probe, emu_pcm_probe), DEVMETHOD(device_attach, emu_pcm_attach), DEVMETHOD(device_detach, emu_pcm_detach), {0, 0} }; static driver_t emu_pcm_driver = { "pcm", emu_pcm_methods, PCM_SOFTC_SIZE, NULL, 0, NULL }; DRIVER_MODULE(snd_emu10kx_pcm, emu10kx, emu_pcm_driver, pcm_devclass, 0, 0); MODULE_DEPEND(snd_emu10kx_pcm, snd_emu10kx, SND_EMU10KX_MINVER, SND_EMU10KX_PREFVER, SND_EMU10KX_MAXVER); MODULE_DEPEND(snd_emu10kx_pcm, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER); MODULE_VERSION(snd_emu10kx_pcm, SND_EMU10KX_PREFVER);