107 via_rd(struct via_info *via, int regno, int size)  in via_rd()  argument
112 		return bus_space_read_1(via->st, via->sh, regno);  in via_rd()
114 		return bus_space_read_2(via->st, via->sh, regno);  in via_rd()
116 		return bus_space_read_4(via->st, via->sh, regno);  in via_rd()
123 via_wr(struct via_info *via, int regno, u_int32_t data, int size)  in via_wr()  argument
128 		bus_space_write_1(via->st, via->sh, regno, data);  in via_wr()
131 		bus_space_write_2(via->st, via->sh, regno, data);  in via_wr()
134 		bus_space_write_4(via->st, via->sh, regno, data);  in via_wr()
143 via_waitready_codec(struct via_info *via)  in via_waitready_codec()  argument
149 	    (via_rd(via, VIA_CODEC_CTL, 4) & VIA_CODEC_BUSY); i++)  in via_waitready_codec()
152 		printf("via: codec busy\n");  in via_waitready_codec()
160 via_waitvalid_codec(struct via_info *via)  in via_waitvalid_codec()  argument
166 	    !(via_rd(via, VIA_CODEC_CTL, 4) & VIA_CODEC_PRIVALID); i++)  in via_waitvalid_codec()
169 		printf("via: codec invalid\n");  in via_waitvalid_codec()
179 	struct via_info *via = addr;  in via_write_codec()  local
181 	if (via_waitready_codec(via)) return -1;  in via_write_codec()
183 	via_wr(via, VIA_CODEC_CTL, VIA_CODEC_PRIVALID | VIA_CODEC_INDEX(reg) | val, 4);  in via_write_codec()
191 	struct via_info *via = addr;  in via_read_codec()  local
193 	if (via_waitready_codec(via))  in via_read_codec()
196 	via_wr(via, VIA_CODEC_CTL, VIA_CODEC_PRIVALID | VIA_CODEC_READ | VIA_CODEC_INDEX(reg),4);  in via_read_codec()
198 	if (via_waitready_codec(via))  in via_read_codec()
201 	if (via_waitvalid_codec(via))  in via_read_codec()
204 	return via_rd(via, VIA_CODEC_CTL, 2);  in via_read_codec()
245 	struct via_info *via = devinfo;  in viachan_init()  local
248 	snd_mtxlock(via->lock);  in viachan_init()
250 		ch = &via->pch;  in viachan_init()
255 		ch->sgd_addr = via->sgd_addr;  in viachan_init()
256 		ch->sgd_table = &via->sgd_table[0];  in viachan_init()
258 		ch = &via->rch;  in viachan_init()
263 		ch->sgd_addr = via->sgd_addr + sizeof(struct via_dma_op) * SEGS_PER_CHAN;  in viachan_init()
264 		ch->sgd_table = &via->sgd_table[SEGS_PER_CHAN];  in viachan_init()
267 	ch->parent = via;  in viachan_init()
271 	snd_mtxunlock(via->lock);  in viachan_init()
273 	if (sndbuf_alloc(ch->buffer, via->parent_dmat, 0, via->bufsz) != 0)  in viachan_init()
283 	struct via_info *via = ch->parent;  in viachan_setformat()  local
293 	snd_mtxlock(via->lock);  in viachan_setformat()
294 	mode = via_rd(via, ch->mode, 1);  in viachan_setformat()
297 	via_wr(via, ch->mode, mode, 1);  in viachan_setformat()
298 	snd_mtxunlock(via->lock);  in viachan_setformat()
307 	struct via_info *via = ch->parent;  in viachan_setspeed()  local
319 	if (via->codec_caps & AC97_EXTCAP_VRA) {  in viachan_setspeed()
321 		return ac97_setrate(via->codec, reg, speed);  in viachan_setspeed()
341 	struct via_info *via = ch->parent;  in viachan_trigger()  local
349 	snd_mtxlock(via->lock);  in viachan_trigger()
352 		via_wr(via, ch->base, sgd_addr, 4);  in viachan_trigger()
353 		via_wr(via, ch->ctrl, VIA_RPCTRL_START, 1);  in viachan_trigger()
355 		via_wr(via, ch->ctrl, VIA_RPCTRL_TERMINATE, 1);  in viachan_trigger()
356 	snd_mtxunlock(via->lock);  in viachan_trigger()
366 	struct via_info *via = ch->parent;  in viachan_getptr()  local
370 	snd_mtxlock(via->lock);  in viachan_getptr()
371 	base1 = via_rd(via, ch->base, 4);  in viachan_getptr()
372 	len = via_rd(via, ch->count, 4);  in viachan_getptr()
373 	base = via_rd(via, ch->base, 4);  in viachan_getptr()
375 		len = via_rd(via, ch->count, 4);  in viachan_getptr()
376 	snd_mtxunlock(via->lock);  in viachan_getptr()
403 	struct via_info *via = ch->parent;  in viachan_getcaps()  local
405 	return (via->codec_caps & AC97_EXTCAP_VRA)? &via_vracaps : &via_caps;  in viachan_getcaps()
425 	struct via_info *via = p;  in via_intr()  local
429 	snd_mtxlock(via->lock);  in via_intr()
430 	if (via_rd(via, VIA_PLAY_STAT, 1) & VIA_RPSTAT_INTR) {  in via_intr()
431 		via_wr(via, VIA_PLAY_STAT, VIA_RPSTAT_INTR, 1);  in via_intr()
432 		snd_mtxunlock(via->lock);  in via_intr()
433 		chn_intr(via->pch.channel);  in via_intr()
434 		snd_mtxlock(via->lock);  in via_intr()
438 	if (via_rd(via, VIA_RECORD_STAT, 1) & VIA_RPSTAT_INTR) {  in via_intr()
439 		via_wr(via, VIA_RECORD_STAT, VIA_RPSTAT_INTR, 1);  in via_intr()
440 		snd_mtxunlock(via->lock);  in via_intr()
441 		chn_intr(via->rch.channel);  in via_intr()
444 	snd_mtxunlock(via->lock);  in via_intr()
454 		device_set_desc(dev, "VIA VT82C686A");  in via_probe()
463 	struct via_info *via = (struct via_info *)p;  in dma_cb()  local
464 	via->sgd_addr = bds->ds_addr;  in dma_cb()
470 	struct via_info *via = NULL;  in via_attach()  local
474 	via = malloc(sizeof(*via), M_DEVBUF, M_WAITOK | M_ZERO);  in via_attach()
475 	via->lock = snd_mtxcreate(device_get_nameunit(dev),  in via_attach()
511 	via->regid = PCIR_BAR(0);  in via_attach()
512 	via->reg = bus_alloc_resource_any(dev, SYS_RES_IOPORT,  in via_attach()
513 		&via->regid, RF_ACTIVE);  in via_attach()
514 	if (!via->reg) {  in via_attach()
518 	via->st = rman_get_bustag(via->reg);  in via_attach()
519 	via->sh = rman_get_bushandle(via->reg);  in via_attach()
521 	via->bufsz = pcm_getbuffersize(dev, 4096, VIA_DEFAULT_BUFSZ, 65536);  in via_attach()
523 	via->irqid = 0;  in via_attach()
524 	via->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &via->irqid,  in via_attach()
526 	if (!via->irq || snd_setup_intr(dev, via->irq, INTR_MPSAFE, via_intr, via, &via->ih)) {  in via_attach()
531 	via_wr(via, VIA_PLAY_MODE, VIA_RPMODE_AUTOSTART | VIA_RPMODE_INTR_FLAG | VIA_RPMODE_INTR_EOL, 1);  in via_attach()
532 	via_wr(via, VIA_RECORD_MODE, VIA_RPMODE_AUTOSTART | VIA_RPMODE_INTR_FLAG | VIA_RPMODE_INTR_EOL, 1);  in via_attach()
534 	via->codec = AC97_CREATE(dev, via, via_ac97);  in via_attach()
535 	if (!via->codec)  in via_attach()
538 	if (mixer_init(dev, ac97_getmixerclass(), via->codec))  in via_attach()
541 	via->codec_caps = ac97_getextcaps(via->codec);  in via_attach()
542 	ac97_setextmode(via->codec,   in via_attach()
543 			via->codec_caps & (AC97_EXTCAP_VRA | AC97_EXTCAP_VRM));  in via_attach()
551 		/*maxsize*/via->bufsz, /*nsegments*/1, /*maxsegz*/0x3ffff,  in via_attach()
553 		/*lockarg*/NULL, &via->parent_dmat) != 0) {  in via_attach()
571 		/*lockarg*/NULL, &via->sgd_dmat) != 0) {  in via_attach()
576 	if (bus_dmamem_alloc(via->sgd_dmat, (void **)&via->sgd_table,  in via_attach()
577 	    BUS_DMA_NOWAIT, &via->sgd_dmamap) != 0)  in via_attach()
579 	if (bus_dmamap_load(via->sgd_dmat, via->sgd_dmamap, via->sgd_table,  in via_attach()
580 	    NSEGS * sizeof(struct via_dma_op), dma_cb, via, 0) != 0)  in via_attach()
584 		 rman_get_start(via->reg), rman_get_start(via->irq),  in via_attach()
588 	pcm_init(dev, via);  in via_attach()
589 	pcm_addchan(dev, PCMDIR_PLAY, &viachan_class, via);  in via_attach()
590 	pcm_addchan(dev, PCMDIR_REC, &viachan_class, via);  in via_attach()
595 	if (via->codec) ac97_destroy(via->codec);  in via_attach()
596 	if (via->reg) bus_release_resource(dev, SYS_RES_IOPORT, via->regid, via->reg);  in via_attach()
597 	if (via->ih) bus_teardown_intr(dev, via->irq, via->ih);  in via_attach()
598 	if (via->irq) bus_release_resource(dev, SYS_RES_IRQ, via->irqid, via->irq);  in via_attach()
599 	if (via->parent_dmat) bus_dma_tag_destroy(via->parent_dmat);  in via_attach()
600 	if (via->sgd_addr) bus_dmamap_unload(via->sgd_dmat, via->sgd_dmamap);  in via_attach()
601 	if (via->sgd_table) bus_dmamem_free(via->sgd_dmat, via->sgd_table, via->sgd_dmamap);  in via_attach()
602 	if (via->sgd_dmat) bus_dma_tag_destroy(via->sgd_dmat);  in via_attach()
603 	if (via->lock) snd_mtxfree(via->lock);  in via_attach()
604 	if (via) free(via, M_DEVBUF);  in via_attach()
612 	struct via_info *via = NULL;  in via_detach()  local
618 	via = pcm_getdevinfo(dev);  in via_detach()
619 	bus_release_resource(dev, SYS_RES_IOPORT, via->regid, via->reg);  in via_detach()
620 	bus_teardown_intr(dev, via->irq, via->ih);  in via_detach()
621 	bus_release_resource(dev, SYS_RES_IRQ, via->irqid, via->irq);  in via_detach()
622 	bus_dma_tag_destroy(via->parent_dmat);  in via_detach()
623 	bus_dmamap_unload(via->sgd_dmat, via->sgd_dmamap);  in via_detach()
624 	bus_dmamem_free(via->sgd_dmat, via->sgd_table, via->sgd_dmamap);  in via_detach()
625 	bus_dma_tag_destroy(via->sgd_dmat);  in via_detach()
626 	snd_mtxfree(via->lock);  in via_detach()
627 	free(via, M_DEVBUF);  in via_detach()