/* * Copyright (c) 1999 Cameron Grant * 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 THEPOSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: src/sys/dev/sound/pci/t4dwave.c,v 1.9.2.11 2002/10/22 08:27:13 cognet Exp $ * $DragonFly: src/sys/dev/sound/pci/t4dwave.c,v 1.3 2003/08/07 21:17:13 dillon Exp $ */ #include #include #include #include #include SND_DECLARE_FILE("$DragonFly: src/sys/dev/sound/pci/t4dwave.c,v 1.3 2003/08/07 21:17:13 dillon Exp $"); /* -------------------------------------------------------------------- */ #define TDX_PCI_ID 0x20001023 #define TNX_PCI_ID 0x20011023 #define ALI_PCI_ID 0x545110b9 #define SPA_PCI_ID 0x70181039 #define TR_DEFAULT_BUFSZ 0x1000 #define TR_TIMEOUT_CDC 0xffff #define TR_MAXPLAYCH 4 struct tr_info; /* channel registers */ struct tr_chinfo { u_int32_t cso, alpha, fms, fmc, ec; u_int32_t lba; u_int32_t eso, delta; u_int32_t rvol, cvol; u_int32_t gvsel, pan, vol, ctrl; u_int32_t active:1, was_active:1; int index, bufhalf; struct snd_dbuf *buffer; struct pcm_channel *channel; struct tr_info *parent; }; struct tr_rchinfo { u_int32_t delta; u_int32_t active:1, was_active:1; struct snd_dbuf *buffer; struct pcm_channel *channel; struct tr_info *parent; }; /* device private data */ struct tr_info { u_int32_t type; u_int32_t rev; bus_space_tag_t st; bus_space_handle_t sh; bus_dma_tag_t parent_dmat; struct resource *reg, *irq; int regtype, regid, irqid; void *ih; void *lock; u_int32_t playchns; unsigned int bufsz; struct tr_chinfo chinfo[TR_MAXPLAYCH]; struct tr_rchinfo recchinfo; }; /* -------------------------------------------------------------------- */ static u_int32_t tr_recfmt[] = { AFMT_U8, AFMT_STEREO | AFMT_U8, AFMT_S8, AFMT_STEREO | AFMT_S8, AFMT_S16_LE, AFMT_STEREO | AFMT_S16_LE, AFMT_U16_LE, AFMT_STEREO | AFMT_U16_LE, 0 }; static struct pcmchan_caps tr_reccaps = {4000, 48000, tr_recfmt, 0}; static u_int32_t tr_playfmt[] = { AFMT_U8, AFMT_STEREO | AFMT_U8, AFMT_S8, AFMT_STEREO | AFMT_S8, AFMT_S16_LE, AFMT_STEREO | AFMT_S16_LE, AFMT_U16_LE, AFMT_STEREO | AFMT_U16_LE, 0 }; static struct pcmchan_caps tr_playcaps = {4000, 48000, tr_playfmt, 0}; /* -------------------------------------------------------------------- */ /* Hardware */ static u_int32_t tr_rd(struct tr_info *tr, int regno, int size) { switch(size) { case 1: return bus_space_read_1(tr->st, tr->sh, regno); case 2: return bus_space_read_2(tr->st, tr->sh, regno); case 4: return bus_space_read_4(tr->st, tr->sh, regno); default: return 0xffffffff; } } static void tr_wr(struct tr_info *tr, int regno, u_int32_t data, int size) { switch(size) { case 1: bus_space_write_1(tr->st, tr->sh, regno, data); break; case 2: bus_space_write_2(tr->st, tr->sh, regno, data); break; case 4: bus_space_write_4(tr->st, tr->sh, regno, data); break; } } /* -------------------------------------------------------------------- */ /* ac97 codec */ static int tr_rdcd(kobj_t obj, void *devinfo, int regno) { struct tr_info *tr = (struct tr_info *)devinfo; int i, j, treg, trw; switch (tr->type) { case SPA_PCI_ID: treg=SPA_REG_CODECRD; trw=SPA_CDC_RWSTAT; break; case ALI_PCI_ID: if (tr->rev > 0x01) treg=TDX_REG_CODECWR; else treg=TDX_REG_CODECRD; trw=TDX_CDC_RWSTAT; break; case TDX_PCI_ID: treg=TDX_REG_CODECRD; trw=TDX_CDC_RWSTAT; break; case TNX_PCI_ID: treg=(regno & 0x100)? TNX_REG_CODEC2RD : TNX_REG_CODEC1RD; trw=TNX_CDC_RWSTAT; break; default: printf("!!! tr_rdcd defaulted !!!\n"); return -1; } i = j = 0; regno &= 0x7f; snd_mtxlock(tr->lock); if (tr->type == ALI_PCI_ID) { u_int32_t chk1, chk2; j = trw; for (i = TR_TIMEOUT_CDC; (i > 0) && (j & trw); i--) j = tr_rd(tr, treg, 4); if (i > 0) { chk1 = tr_rd(tr, 0xc8, 4); chk2 = tr_rd(tr, 0xc8, 4); for (i = TR_TIMEOUT_CDC; (i > 0) && (chk1 == chk2); i--) chk2 = tr_rd(tr, 0xc8, 4); } } if (tr->type != ALI_PCI_ID || i > 0) { tr_wr(tr, treg, regno | trw, 4); j=trw; for (i=TR_TIMEOUT_CDC; (i > 0) && (j & trw); i--) j=tr_rd(tr, treg, 4); } snd_mtxunlock(tr->lock); if (i == 0) printf("codec timeout during read of register %x\n", regno); return (j >> TR_CDC_DATA) & 0xffff; } static int tr_wrcd(kobj_t obj, void *devinfo, int regno, u_int32_t data) { struct tr_info *tr = (struct tr_info *)devinfo; int i, j, treg, trw; switch (tr->type) { case SPA_PCI_ID: treg=SPA_REG_CODECWR; trw=SPA_CDC_RWSTAT; break; case ALI_PCI_ID: case TDX_PCI_ID: treg=TDX_REG_CODECWR; trw=TDX_CDC_RWSTAT; break; case TNX_PCI_ID: treg=TNX_REG_CODECWR; trw=TNX_CDC_RWSTAT | ((regno & 0x100)? TNX_CDC_SEC : 0); break; default: printf("!!! tr_wrcd defaulted !!!"); return -1; } i = 0; regno &= 0x7f; #if 0 printf("tr_wrcd: reg %x was %x", regno, tr_rdcd(devinfo, regno)); #endif j=trw; snd_mtxlock(tr->lock); if (tr->type == ALI_PCI_ID) { j = trw; for (i = TR_TIMEOUT_CDC; (i > 0) && (j & trw); i--) j = tr_rd(tr, treg, 4); if (i > 0) { u_int32_t chk1, chk2; chk1 = tr_rd(tr, 0xc8, 4); chk2 = tr_rd(tr, 0xc8, 4); for (i = TR_TIMEOUT_CDC; (i > 0) && (chk1 == chk2); i--) chk2 = tr_rd(tr, 0xc8, 4); } } if (tr->type != ALI_PCI_ID || i > 0) { for (i=TR_TIMEOUT_CDC; (i>0) && (j & trw); i--) j=tr_rd(tr, treg, 4); if (tr->type == ALI_PCI_ID && tr->rev > 0x01) trw |= 0x0100; tr_wr(tr, treg, (data << TR_CDC_DATA) | regno | trw, 4); } #if 0 printf(" - wrote %x, now %x\n", data, tr_rdcd(devinfo, regno)); #endif snd_mtxunlock(tr->lock); if (i==0) printf("codec timeout writing %x, data %x\n", regno, data); return (i > 0)? 0 : -1; } static kobj_method_t tr_ac97_methods[] = { KOBJMETHOD(ac97_read, tr_rdcd), KOBJMETHOD(ac97_write, tr_wrcd), { 0, 0 } }; AC97_DECLARE(tr_ac97); /* -------------------------------------------------------------------- */ /* playback channel interrupts */ #if 0 static u_int32_t tr_testint(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; int bank, chan; bank = (ch->index & 0x20) ? 1 : 0; chan = ch->index & 0x1f; return tr_rd(tr, bank? TR_REG_ADDRINTB : TR_REG_ADDRINTA, 4) & (1 << chan); } #endif static void tr_clrint(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; int bank, chan; bank = (ch->index & 0x20) ? 1 : 0; chan = ch->index & 0x1f; tr_wr(tr, bank? TR_REG_ADDRINTB : TR_REG_ADDRINTA, 1 << chan, 4); } static void tr_enaint(struct tr_chinfo *ch, int enable) { struct tr_info *tr = ch->parent; u_int32_t i, reg; int bank, chan; snd_mtxlock(tr->lock); bank = (ch->index & 0x20) ? 1 : 0; chan = ch->index & 0x1f; reg = bank? TR_REG_INTENB : TR_REG_INTENA; i = tr_rd(tr, reg, 4); i &= ~(1 << chan); i |= (enable? 1 : 0) << chan; tr_clrint(ch); tr_wr(tr, reg, i, 4); snd_mtxunlock(tr->lock); } /* playback channels */ static void tr_selch(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; int i; i = tr_rd(tr, TR_REG_CIR, 4); i &= ~TR_CIR_MASK; i |= ch->index & 0x3f; tr_wr(tr, TR_REG_CIR, i, 4); } static void tr_startch(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; int bank, chan; bank = (ch->index & 0x20) ? 1 : 0; chan = ch->index & 0x1f; tr_wr(tr, bank? TR_REG_STARTB : TR_REG_STARTA, 1 << chan, 4); } static void tr_stopch(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; int bank, chan; bank = (ch->index & 0x20) ? 1 : 0; chan = ch->index & 0x1f; tr_wr(tr, bank? TR_REG_STOPB : TR_REG_STOPA, 1 << chan, 4); } static void tr_wrch(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; u_int32_t cr[TR_CHN_REGS], i; ch->gvsel &= 0x00000001; ch->fmc &= 0x00000003; ch->fms &= 0x0000000f; ch->ctrl &= 0x0000000f; ch->pan &= 0x0000007f; ch->rvol &= 0x0000007f; ch->cvol &= 0x0000007f; ch->vol &= 0x000000ff; ch->ec &= 0x00000fff; ch->alpha &= 0x00000fff; ch->delta &= 0x0000ffff; ch->lba &= 0x3fffffff; cr[1]=ch->lba; cr[3]=(ch->fmc<<14) | (ch->rvol<<7) | (ch->cvol); cr[4]=(ch->gvsel<<31) | (ch->pan<<24) | (ch->vol<<16) | (ch->ctrl<<12) | (ch->ec); switch (tr->type) { case SPA_PCI_ID: case ALI_PCI_ID: case TDX_PCI_ID: ch->cso &= 0x0000ffff; ch->eso &= 0x0000ffff; cr[0]=(ch->cso<<16) | (ch->alpha<<4) | (ch->fms); cr[2]=(ch->eso<<16) | (ch->delta); break; case TNX_PCI_ID: ch->cso &= 0x00ffffff; ch->eso &= 0x00ffffff; cr[0]=((ch->delta & 0xff)<<24) | (ch->cso); cr[2]=((ch->delta>>8)<<24) | (ch->eso); cr[3]|=(ch->alpha<<20) | (ch->fms<<16) | (ch->fmc<<14); break; } snd_mtxlock(tr->lock); tr_selch(ch); for (i=0; ilock); } static void tr_rdch(struct tr_chinfo *ch) { struct tr_info *tr = ch->parent; u_int32_t cr[5], i; snd_mtxlock(tr->lock); tr_selch(ch); for (i=0; i<5; i++) cr[i]=tr_rd(tr, TR_REG_CHNBASE+(i<<2), 4); snd_mtxunlock(tr->lock); ch->lba= (cr[1] & 0x3fffffff); ch->fmc= (cr[3] & 0x0000c000) >> 14; ch->rvol= (cr[3] & 0x00003f80) >> 7; ch->cvol= (cr[3] & 0x0000007f); ch->gvsel= (cr[4] & 0x80000000) >> 31; ch->pan= (cr[4] & 0x7f000000) >> 24; ch->vol= (cr[4] & 0x00ff0000) >> 16; ch->ctrl= (cr[4] & 0x0000f000) >> 12; ch->ec= (cr[4] & 0x00000fff); switch(tr->type) { case SPA_PCI_ID: case ALI_PCI_ID: case TDX_PCI_ID: ch->cso= (cr[0] & 0xffff0000) >> 16; ch->alpha= (cr[0] & 0x0000fff0) >> 4; ch->fms= (cr[0] & 0x0000000f); ch->eso= (cr[2] & 0xffff0000) >> 16; ch->delta= (cr[2] & 0x0000ffff); break; case TNX_PCI_ID: ch->cso= (cr[0] & 0x00ffffff); ch->eso= (cr[2] & 0x00ffffff); ch->delta= ((cr[2] & 0xff000000) >> 16) | ((cr[0] & 0xff000000) >> 24); ch->alpha= (cr[3] & 0xfff00000) >> 20; ch->fms= (cr[3] & 0x000f0000) >> 16; break; } } static u_int32_t tr_fmttobits(u_int32_t fmt) { u_int32_t bits; bits = 0; bits |= (fmt & AFMT_SIGNED)? 0x2 : 0; bits |= (fmt & AFMT_STEREO)? 0x4 : 0; bits |= (fmt & AFMT_16BIT)? 0x8 : 0; return bits; } /* -------------------------------------------------------------------- */ /* channel interface */ static void * trpchan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) { struct tr_info *tr = devinfo; struct tr_chinfo *ch; KASSERT(dir == PCMDIR_PLAY, ("trpchan_init: bad direction")); ch = &tr->chinfo[tr->playchns]; ch->index = tr->playchns++; ch->buffer = b; ch->parent = tr; ch->channel = c; if (sndbuf_alloc(ch->buffer, tr->parent_dmat, tr->bufsz) == -1) return NULL; return ch; } static int trpchan_setformat(kobj_t obj, void *data, u_int32_t format) { struct tr_chinfo *ch = data; ch->ctrl = tr_fmttobits(format) | 0x01; return 0; } static int trpchan_setspeed(kobj_t obj, void *data, u_int32_t speed) { struct tr_chinfo *ch = data; ch->delta = (speed << 12) / 48000; return (ch->delta * 48000) >> 12; } static int trpchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) { struct tr_chinfo *ch = data; sndbuf_resize(ch->buffer, 2, blocksize); return blocksize; } static int trpchan_trigger(kobj_t obj, void *data, int go) { struct tr_chinfo *ch = data; if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) return 0; if (go == PCMTRIG_START) { ch->fmc = 3; ch->fms = 0; ch->ec = 0; ch->alpha = 0; ch->lba = vtophys(sndbuf_getbuf(ch->buffer)); ch->cso = 0; ch->eso = (sndbuf_getsize(ch->buffer) / sndbuf_getbps(ch->buffer)) - 1; ch->rvol = ch->cvol = 0x7f; ch->gvsel = 0; ch->pan = 0; ch->vol = 0; ch->bufhalf = 0; tr_wrch(ch); tr_enaint(ch, 1); tr_startch(ch); ch->active = 1; } else { tr_stopch(ch); ch->active = 0; } return 0; } static int trpchan_getptr(kobj_t obj, void *data) { struct tr_chinfo *ch = data; tr_rdch(ch); return ch->cso * sndbuf_getbps(ch->buffer); } static struct pcmchan_caps * trpchan_getcaps(kobj_t obj, void *data) { return &tr_playcaps; } static kobj_method_t trpchan_methods[] = { KOBJMETHOD(channel_init, trpchan_init), KOBJMETHOD(channel_setformat, trpchan_setformat), KOBJMETHOD(channel_setspeed, trpchan_setspeed), KOBJMETHOD(channel_setblocksize, trpchan_setblocksize), KOBJMETHOD(channel_trigger, trpchan_trigger), KOBJMETHOD(channel_getptr, trpchan_getptr), KOBJMETHOD(channel_getcaps, trpchan_getcaps), { 0, 0 } }; CHANNEL_DECLARE(trpchan); /* -------------------------------------------------------------------- */ /* rec channel interface */ static void * trrchan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir) { struct tr_info *tr = devinfo; struct tr_rchinfo *ch; KASSERT(dir == PCMDIR_REC, ("trrchan_init: bad direction")); ch = &tr->recchinfo; ch->buffer = b; ch->parent = tr; ch->channel = c; if (sndbuf_alloc(ch->buffer, tr->parent_dmat, tr->bufsz) == -1) return NULL; return ch; } static int trrchan_setformat(kobj_t obj, void *data, u_int32_t format) { struct tr_rchinfo *ch = data; struct tr_info *tr = ch->parent; u_int32_t i, bits; bits = tr_fmttobits(format); /* set # of samples between interrupts */ i = (sndbuf_runsz(ch->buffer) >> ((bits & 0x08)? 1 : 0)) - 1; tr_wr(tr, TR_REG_SBBL, i | (i << 16), 4); /* set sample format */ i = 0x18 | (bits << 4); tr_wr(tr, TR_REG_SBCTRL, i, 1); return 0; } static int trrchan_setspeed(kobj_t obj, void *data, u_int32_t speed) { struct tr_rchinfo *ch = data; struct tr_info *tr = ch->parent; /* setup speed */ ch->delta = (48000 << 12) / speed; tr_wr(tr, TR_REG_SBDELTA, ch->delta, 2); /* return closest possible speed */ return (48000 << 12) / ch->delta; } static int trrchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) { struct tr_rchinfo *ch = data; sndbuf_resize(ch->buffer, 2, blocksize); return blocksize; } static int trrchan_trigger(kobj_t obj, void *data, int go) { struct tr_rchinfo *ch = data; struct tr_info *tr = ch->parent; u_int32_t i; if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD) return 0; if (go == PCMTRIG_START) { /* set up dma mode regs */ tr_wr(tr, TR_REG_DMAR15, 0, 1); i = tr_rd(tr, TR_REG_DMAR11, 1) & 0x03; tr_wr(tr, TR_REG_DMAR11, i | 0x54, 1); /* set up base address */ tr_wr(tr, TR_REG_DMAR0, vtophys(sndbuf_getbuf(ch->buffer)), 4); /* set up buffer size */ i = tr_rd(tr, TR_REG_DMAR4, 4) & ~0x00ffffff; tr_wr(tr, TR_REG_DMAR4, i | (sndbuf_runsz(ch->buffer) - 1), 4); /* start */ tr_wr(tr, TR_REG_SBCTRL, tr_rd(tr, TR_REG_SBCTRL, 1) | 1, 1); ch->active = 1; } else { tr_wr(tr, TR_REG_SBCTRL, tr_rd(tr, TR_REG_SBCTRL, 1) & ~7, 1); ch->active = 0; } /* return 0 if ok */ return 0; } static int trrchan_getptr(kobj_t obj, void *data) { struct tr_rchinfo *ch = data; struct tr_info *tr = ch->parent; /* return current byte offset of channel */ return tr_rd(tr, TR_REG_DMAR0, 4) - vtophys(sndbuf_getbuf(ch->buffer)); } static struct pcmchan_caps * trrchan_getcaps(kobj_t obj, void *data) { return &tr_reccaps; } static kobj_method_t trrchan_methods[] = { KOBJMETHOD(channel_init, trrchan_init), KOBJMETHOD(channel_setformat, trrchan_setformat), KOBJMETHOD(channel_setspeed, trrchan_setspeed), KOBJMETHOD(channel_setblocksize, trrchan_setblocksize), KOBJMETHOD(channel_trigger, trrchan_trigger), KOBJMETHOD(channel_getptr, trrchan_getptr), KOBJMETHOD(channel_getcaps, trrchan_getcaps), { 0, 0 } }; CHANNEL_DECLARE(trrchan); /* -------------------------------------------------------------------- */ /* The interrupt handler */ static void tr_intr(void *p) { struct tr_info *tr = (struct tr_info *)p; struct tr_chinfo *ch; u_int32_t active, mask, bufhalf, chnum, intsrc; int tmp; intsrc = tr_rd(tr, TR_REG_MISCINT, 4); if (intsrc & TR_INT_ADDR) { chnum = 0; while (chnum < 64) { mask = 0x00000001; active = tr_rd(tr, (chnum < 32)? TR_REG_ADDRINTA : TR_REG_ADDRINTB, 4); bufhalf = tr_rd(tr, (chnum < 32)? TR_REG_CSPF_A : TR_REG_CSPF_B, 4); if (active) { do { if (active & mask) { tmp = (bufhalf & mask)? 1 : 0; if (chnum < tr->playchns) { ch = &tr->chinfo[chnum]; /* printf("%d @ %d, ", chnum, trpchan_getptr(NULL, ch)); */ if (ch->bufhalf != tmp) { chn_intr(ch->channel); ch->bufhalf = tmp; } } } chnum++; mask <<= 1; } while (chnum & 31); } else chnum += 32; tr_wr(tr, (chnum <= 32)? TR_REG_ADDRINTA : TR_REG_ADDRINTB, active, 4); } } if (intsrc & TR_INT_SB) { chn_intr(tr->recchinfo.channel); tr_rd(tr, TR_REG_SBR9, 1); tr_rd(tr, TR_REG_SBR10, 1); } } /* -------------------------------------------------------------------- */ /* * Probe and attach the card */ static int tr_init(struct tr_info *tr) { switch (tr->type) { case SPA_PCI_ID: tr_wr(tr, SPA_REG_GPIO, 0, 4); tr_wr(tr, SPA_REG_CODECST, SPA_RST_OFF, 4); break; case TDX_PCI_ID: tr_wr(tr, TDX_REG_CODECST, TDX_CDC_ON, 4); break; case TNX_PCI_ID: tr_wr(tr, TNX_REG_CODECST, TNX_CDC_ON, 4); break; } tr_wr(tr, TR_REG_CIR, TR_CIR_MIDENA | TR_CIR_ADDRENA, 4); return 0; } static int tr_pci_probe(device_t dev) { switch (pci_get_devid(dev)) { case SPA_PCI_ID: device_set_desc(dev, "SiS 7018"); return 0; case ALI_PCI_ID: device_set_desc(dev, "Acer Labs M5451"); return 0; case TDX_PCI_ID: device_set_desc(dev, "Trident 4DWave DX"); return 0; case TNX_PCI_ID: device_set_desc(dev, "Trident 4DWave NX"); return 0; } return ENXIO; } static int tr_pci_attach(device_t dev) { u_int32_t data; struct tr_info *tr; struct ac97_info *codec = 0; int i; char status[SND_STATUSLEN]; if ((tr = malloc(sizeof(*tr), M_DEVBUF, M_NOWAIT | M_ZERO)) == NULL) { device_printf(dev, "cannot allocate softc\n"); return ENXIO; } tr->type = pci_get_devid(dev); tr->rev = pci_get_revid(dev); tr->lock = snd_mtxcreate(device_get_nameunit(dev), "sound softc"); data = pci_read_config(dev, PCIR_COMMAND, 2); data |= (PCIM_CMD_PORTEN|PCIM_CMD_MEMEN|PCIM_CMD_BUSMASTEREN); pci_write_config(dev, PCIR_COMMAND, data, 2); data = pci_read_config(dev, PCIR_COMMAND, 2); tr->regid = PCIR_MAPS; tr->regtype = SYS_RES_IOPORT; tr->reg = bus_alloc_resource(dev, tr->regtype, &tr->regid, 0, ~0, 1, RF_ACTIVE); if (tr->reg) { tr->st = rman_get_bustag(tr->reg); tr->sh = rman_get_bushandle(tr->reg); } else { device_printf(dev, "unable to map register space\n"); goto bad; } tr->bufsz = pcm_getbuffersize(dev, 4096, TR_DEFAULT_BUFSZ, 65536); if (tr_init(tr) == -1) { device_printf(dev, "unable to initialize the card\n"); goto bad; } tr->playchns = 0; codec = AC97_CREATE(dev, tr, tr_ac97); if (codec == NULL) goto bad; if (mixer_init(dev, ac97_getmixerclass(), codec) == -1) goto bad; tr->irqid = 0; tr->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &tr->irqid, 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); if (!tr->irq || snd_setup_intr(dev, tr->irq, INTR_MPSAFE, tr_intr, tr, &tr->ih)) { device_printf(dev, "unable to map interrupt\n"); goto bad; } if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, /*maxsize*/tr->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff, /*flags*/0, &tr->parent_dmat) != 0) { device_printf(dev, "unable to create dma tag\n"); goto bad; } snprintf(status, 64, "at io 0x%lx irq %ld", rman_get_start(tr->reg), rman_get_start(tr->irq)); if (pcm_register(dev, tr, TR_MAXPLAYCH, 1)) goto bad; pcm_addchan(dev, PCMDIR_REC, &trrchan_class, tr); for (i = 0; i < TR_MAXPLAYCH; i++) pcm_addchan(dev, PCMDIR_PLAY, &trpchan_class, tr); pcm_setstatus(dev, status); return 0; bad: if (codec) ac97_destroy(codec); if (tr->reg) bus_release_resource(dev, tr->regtype, tr->regid, tr->reg); if (tr->ih) bus_teardown_intr(dev, tr->irq, tr->ih); if (tr->irq) bus_release_resource(dev, SYS_RES_IRQ, tr->irqid, tr->irq); if (tr->parent_dmat) bus_dma_tag_destroy(tr->parent_dmat); if (tr->lock) snd_mtxfree(tr->lock); free(tr, M_DEVBUF); return ENXIO; } static int tr_pci_detach(device_t dev) { int r; struct tr_info *tr; r = pcm_unregister(dev); if (r) return r; tr = pcm_getdevinfo(dev); bus_release_resource(dev, tr->regtype, tr->regid, tr->reg); bus_teardown_intr(dev, tr->irq, tr->ih); bus_release_resource(dev, SYS_RES_IRQ, tr->irqid, tr->irq); bus_dma_tag_destroy(tr->parent_dmat); snd_mtxfree(tr->lock); free(tr, M_DEVBUF); return 0; } static int tr_pci_suspend(device_t dev) { int i; struct tr_info *tr; tr = pcm_getdevinfo(dev); for (i = 0; i < tr->playchns; i++) { tr->chinfo[i].was_active = tr->chinfo[i].active; if (tr->chinfo[i].active) { trpchan_trigger(NULL, &tr->chinfo[i], PCMTRIG_STOP); } } tr->recchinfo.was_active = tr->recchinfo.active; if (tr->recchinfo.active) { trrchan_trigger(NULL, &tr->recchinfo, PCMTRIG_STOP); } return 0; } static int tr_pci_resume(device_t dev) { int i; struct tr_info *tr; tr = pcm_getdevinfo(dev); if (tr_init(tr) == -1) { device_printf(dev, "unable to initialize the card\n"); return ENXIO; } if (mixer_reinit(dev) == -1) { device_printf(dev, "unable to initialize the mixer\n"); return ENXIO; } for (i = 0; i < tr->playchns; i++) { if (tr->chinfo[i].was_active) { trpchan_trigger(NULL, &tr->chinfo[i], PCMTRIG_START); } } if (tr->recchinfo.was_active) { trrchan_trigger(NULL, &tr->recchinfo, PCMTRIG_START); } return 0; } static device_method_t tr_methods[] = { /* Device interface */ DEVMETHOD(device_probe, tr_pci_probe), DEVMETHOD(device_attach, tr_pci_attach), DEVMETHOD(device_detach, tr_pci_detach), DEVMETHOD(device_suspend, tr_pci_suspend), DEVMETHOD(device_resume, tr_pci_resume), { 0, 0 } }; static driver_t tr_driver = { "pcm", tr_methods, PCM_SOFTC_SIZE, }; DRIVER_MODULE(snd_t4dwave, pci, tr_driver, pcm_devclass, 0, 0); MODULE_DEPEND(snd_t4dwave, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER); MODULE_VERSION(snd_t4dwave, 1);