Lines Matching +full:data +full:- +full:rate +full:- +full:bps
1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * by Takuya Shiozaki <AoiMoe@imou.to>. Chen-Li Tien
39 * SPDIF contributed by Gerhard Gonter <gonter@whisky.wu-wien.ac.at>.
41 * This card/code does not always manage to sample at 44100 - actual
42 * rate drifts slightly between recordings (usually 0-3%). No
96 /* ------------------------------------------------------------------------- */
105 u_int32_t fmt, spd, phys_buf, bps; member
145 /* ------------------------------------------------------------------------- */
153 return bus_space_read_1(sc->st, sc->sh, regno); in cmi_rd()
155 return bus_space_read_2(sc->st, sc->sh, regno); in cmi_rd()
157 return bus_space_read_4(sc->st, sc->sh, regno); in cmi_rd()
165 cmi_wr(struct sc_info *sc, int regno, u_int32_t data, int size) in cmi_wr() argument
169 bus_space_write_1(sc->st, sc->sh, regno, data); in cmi_wr()
172 bus_space_write_2(sc->st, sc->sh, regno, data); in cmi_wr()
175 bus_space_write_4(sc->st, sc->sh, regno, data); in cmi_wr()
212 /* ------------------------------------------------------------------------- */
213 /* Rate Mapping */
220 * register - reg order is 5k,11k,22k,44k,8k,16k,32k,48k */
223 cmpci_rate_to_regvalue(int rate) in cmpci_rate_to_regvalue() argument
227 for(i = 0; i < NUM_CMI_RATES - 1; i++) { in cmpci_rate_to_regvalue()
228 if (rate < ((cmi_rates[i] + cmi_rates[i + 1]) / 2)) { in cmpci_rate_to_regvalue()
233 DEB(printf("cmpci_rate_to_regvalue: %d -> %d\n", rate, cmi_rates[i])); in cmpci_rate_to_regvalue()
245 DEB(printf("cmpci_regvalue_to_rate: %d -> %d\n", r, i)); in cmpci_regvalue_to_rate()
249 /* ------------------------------------------------------------------------- */
250 /* ADC/DAC control - there are 2 dma channels on 8738, either can be
258 ch->phys_buf = sndbuf_getbufaddr(ch->buffer); in cmi_dma_prog()
260 cmi_wr(sc, base, ch->phys_buf, 4); in cmi_dma_prog()
261 sz = (u_int32_t)sndbuf_getsize(ch->buffer); in cmi_dma_prog()
263 s = sz / ch->bps - 1; in cmi_dma_prog()
266 i = sz / (ch->bps * CMI_INTR_PER_BUFFER) - 1; in cmi_dma_prog()
279 ch->dma_active = 1; in cmi_ch0_start()
285 u_int32_t r = ch->dma_active; in cmi_ch0_stop()
291 ch->dma_active = 0; in cmi_ch0_stop()
304 ch->dma_active = 1; in cmi_ch1_start()
310 u_int32_t r = ch->dma_active; in cmi_ch1_stop()
316 ch->dma_active = 0; in cmi_ch1_stop()
341 /* ------------------------------------------------------------------------- */
349 struct sc_chinfo *ch = (dir == PCMDIR_PLAY) ? &sc->pch : &sc->rch; in cmichan_init()
351 ch->parent = sc; in cmichan_init()
352 ch->channel = c; in cmichan_init()
353 ch->bps = 1; in cmichan_init()
354 ch->fmt = SND_FORMAT(AFMT_U8, 1, 0); in cmichan_init()
355 ch->spd = DSP_DEFAULT_SPEED; in cmichan_init()
356 ch->buffer = b; in cmichan_init()
357 ch->dma_active = 0; in cmichan_init()
358 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, 0, sc->bufsz) != 0) { in cmichan_init()
363 ch->dir = dir; in cmichan_init()
364 snd_mtxlock(sc->lock); in cmichan_init()
365 if (ch->dir == PCMDIR_PLAY) { in cmichan_init()
370 snd_mtxunlock(sc->lock); in cmichan_init()
376 cmichan_setformat(kobj_t obj, void *data, u_int32_t format) in cmichan_setformat() argument
378 struct sc_chinfo *ch = data; in cmichan_setformat()
379 struct sc_info *sc = ch->parent; in cmichan_setformat()
384 ch->bps = 2; in cmichan_setformat()
387 ch->bps = 1; in cmichan_setformat()
392 ch->bps *= 2; in cmichan_setformat()
397 snd_mtxlock(sc->lock); in cmichan_setformat()
398 if (ch->dir == PCMDIR_PLAY) { in cmichan_setformat()
399 cmi_partial_wr4(ch->parent, in cmichan_setformat()
405 cmi_partial_wr4(ch->parent, in cmichan_setformat()
411 snd_mtxunlock(sc->lock); in cmichan_setformat()
412 ch->fmt = format; in cmichan_setformat()
418 cmichan_setspeed(kobj_t obj, void *data, u_int32_t speed) in cmichan_setspeed() argument
420 struct sc_chinfo *ch = data; in cmichan_setspeed()
421 struct sc_info *sc = ch->parent; in cmichan_setspeed()
425 snd_mtxlock(sc->lock); in cmichan_setspeed()
426 if (ch->dir == PCMDIR_PLAY) { in cmichan_setspeed()
428 /* disable if req before rate change */ in cmichan_setspeed()
429 cmi_spdif_speed(ch->parent, speed); in cmichan_setspeed()
431 cmi_partial_wr4(ch->parent, in cmichan_setspeed()
436 if (speed >= 44100 && ch->parent->spdif_enabled) { in cmichan_setspeed()
437 /* enable if req after rate change */ in cmichan_setspeed()
438 cmi_spdif_speed(ch->parent, speed); in cmichan_setspeed()
440 rsp = cmi_rd(ch->parent, CMPCI_REG_FUNC_1, 4); in cmichan_setspeed()
444 cmi_partial_wr4(ch->parent, in cmichan_setspeed()
449 rsp = cmi_rd(ch->parent, CMPCI_REG_FUNC_1, 4); in cmichan_setspeed()
453 snd_mtxunlock(sc->lock); in cmichan_setspeed()
454 ch->spd = cmpci_regvalue_to_rate(r); in cmichan_setspeed()
456 DEB(printf("cmichan_setspeed (%s) %d -> %d (%d)\n", in cmichan_setspeed()
457 (ch->dir == PCMDIR_PLAY) ? "play" : "rec", in cmichan_setspeed()
458 speed, ch->spd, cmpci_regvalue_to_rate(rsp))); in cmichan_setspeed()
460 return ch->spd; in cmichan_setspeed()
464 cmichan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize) in cmichan_setblocksize() argument
466 struct sc_chinfo *ch = data; in cmichan_setblocksize()
467 struct sc_info *sc = ch->parent; in cmichan_setblocksize()
470 if (blocksize > sc->bufsz / CMI_INTR_PER_BUFFER) { in cmichan_setblocksize()
471 blocksize = sc->bufsz / CMI_INTR_PER_BUFFER; in cmichan_setblocksize()
473 sndbuf_resize(ch->buffer, CMI_INTR_PER_BUFFER, blocksize); in cmichan_setblocksize()
479 cmichan_trigger(kobj_t obj, void *data, int go) in cmichan_trigger() argument
481 struct sc_chinfo *ch = data; in cmichan_trigger()
482 struct sc_info *sc = ch->parent; in cmichan_trigger()
487 snd_mtxlock(sc->lock); in cmichan_trigger()
488 if (ch->dir == PCMDIR_PLAY) { in cmichan_trigger()
509 snd_mtxunlock(sc->lock); in cmichan_trigger()
514 cmichan_getptr(kobj_t obj, void *data) in cmichan_getptr() argument
516 struct sc_chinfo *ch = data; in cmichan_getptr()
517 struct sc_info *sc = ch->parent; in cmichan_getptr()
520 snd_mtxlock(sc->lock); in cmichan_getptr()
521 if (ch->dir == PCMDIR_PLAY) { in cmichan_getptr()
526 snd_mtxunlock(sc->lock); in cmichan_getptr()
528 sz = sndbuf_getsize(ch->buffer); in cmichan_getptr()
529 bufptr = (physptr - ch->phys_buf + sz - ch->bps) % sz; in cmichan_getptr()
535 cmi_intr(void *data) in cmi_intr() argument
537 struct sc_info *sc = data; in cmi_intr()
541 snd_mtxlock(sc->lock); in cmi_intr()
557 snd_mtxunlock(sc->lock); in cmi_intr()
561 chn_intr(sc->pch.channel); in cmi_intr()
565 chn_intr(sc->rch.channel); in cmi_intr()
568 snd_mtxlock(sc->lock); in cmi_intr()
572 if(sc->mpu_intr) { in cmi_intr()
573 (sc->mpu_intr)(sc->mpu); in cmi_intr()
575 snd_mtxunlock(sc->lock); in cmi_intr()
580 cmichan_getcaps(kobj_t obj, void *data) in cmichan_getcaps() argument
597 /* ------------------------------------------------------------------------- */
598 /* Mixer - sb16 with kinks */
634 future date. They are not documented in C-Media documentation,
641 /* The mic pre-amp is implemented with non-SB16 compatible
646 #define MIXER_GAIN_REG_RTOL(r) (r - 1)
679 max = (1 << cmt[dev].bits) - 1; in cmimix_set()
686 /* 3 bit gain with LSB MICGAIN off(1),on(1) -> 4 bit value */ in cmimix_set()
692 l = (left * max / 100) << (8 - cmt[dev].bits); in cmimix_set()
694 r = (right * max / 100) << (8 - cmt[dev].bits); in cmimix_set()
753 if not done before 7.0-RELEASE, this needs to be converted in cmi_initsys()
755 device_get_sysctl_*() as discussed on multimedia@ in msg-id in cmi_initsys()
757 SYSCTL_ADD_INT(device_get_sysctl_ctx(sc->dev), in cmi_initsys()
758 SYSCTL_CHILDREN(device_get_sysctl_tree(sc->dev)), in cmi_initsys()
760 &sc->spdif_enabled, 0, in cmi_initsys()
766 /* ------------------------------------------------------------------------- */
802 snd_mtxlock(sc->lock); in cmi_muninit()
803 sc->mpu_intr = NULL; in cmi_muninit()
804 sc->mpu = NULL; in cmi_muninit()
805 snd_mtxunlock(sc->lock); in cmi_muninit()
839 sc->mpu = mpu401_init(&cmi_mpu_class, sc, cmi_intr, &sc->mpu_intr); in cmi_midiattach()
842 /* ------------------------------------------------------------------------- */
880 /* Disable SPDIF1 - not compatible with config */ in cmi_init()
899 if( sc->mpu ) in cmi_uninit()
900 sc->mpu_intr = NULL; in cmi_uninit()
903 /* ------------------------------------------------------------------------- */
936 sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_cmi softc"); in cmi_attach()
939 sc->dev = dev; in cmi_attach()
940 sc->regid = PCIR_BAR(0); in cmi_attach()
941 sc->reg = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &sc->regid, in cmi_attach()
943 if (!sc->reg) { in cmi_attach()
947 sc->st = rman_get_bustag(sc->reg); in cmi_attach()
948 sc->sh = rman_get_bushandle(sc->reg); in cmi_attach()
953 sc->irqid = 0; in cmi_attach()
954 sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid, in cmi_attach()
956 if (!sc->irq || in cmi_attach()
957 snd_setup_intr(dev, sc->irq, INTR_MPSAFE, cmi_intr, sc, &sc->ih)) { in cmi_attach()
962 sc->bufsz = pcm_getbuffersize(dev, 4096, CMI_DEFAULT_BUFSZ, 65536); in cmi_attach()
969 /*maxsize*/sc->bufsz, /*nsegments*/1, in cmi_attach()
973 &sc->parent_dmat) != 0) { in cmi_attach()
993 rman_get_start(sc->reg), rman_get_start(sc->irq), in cmi_attach()
1002 if (sc->parent_dmat) in cmi_attach()
1003 bus_dma_tag_destroy(sc->parent_dmat); in cmi_attach()
1004 if (sc->ih) in cmi_attach()
1005 bus_teardown_intr(dev, sc->irq, sc->ih); in cmi_attach()
1006 if (sc->irq) in cmi_attach()
1007 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); in cmi_attach()
1008 if (sc->reg) in cmi_attach()
1009 bus_release_resource(dev, SYS_RES_IOPORT, sc->regid, sc->reg); in cmi_attach()
1010 if (sc->lock) in cmi_attach()
1011 snd_mtxfree(sc->lock); in cmi_attach()
1031 bus_dma_tag_destroy(sc->parent_dmat); in cmi_detach()
1032 bus_teardown_intr(dev, sc->irq, sc->ih); in cmi_detach()
1033 bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq); in cmi_detach()
1034 if(sc->mpu) in cmi_detach()
1035 mpu401_uninit(sc->mpu); in cmi_detach()
1036 bus_release_resource(dev, SYS_RES_IOPORT, sc->regid, sc->reg); in cmi_detach()
1037 if (sc->mpu_reg) in cmi_detach()
1038 bus_release_resource(dev, SYS_RES_IOPORT, sc->mpu_regid, sc->mpu_reg); in cmi_detach()
1040 snd_mtxfree(sc->lock); in cmi_detach()
1051 snd_mtxlock(sc->lock); in cmi_suspend()
1052 sc->pch.dma_was_active = cmi_ch0_stop(sc, &sc->pch); in cmi_suspend()
1053 sc->rch.dma_was_active = cmi_ch1_stop(sc, &sc->rch); in cmi_suspend()
1055 snd_mtxunlock(sc->lock); in cmi_suspend()
1064 snd_mtxlock(sc->lock); in cmi_resume()
1068 snd_mtxunlock(sc->lock); in cmi_resume()
1072 if (mixer_reinit(dev) == -1) { in cmi_resume()
1074 snd_mtxunlock(sc->lock); in cmi_resume()
1078 if (sc->pch.dma_was_active) { in cmi_resume()
1079 cmichan_setspeed(NULL, &sc->pch, sc->pch.spd); in cmi_resume()
1080 cmichan_setformat(NULL, &sc->pch, sc->pch.fmt); in cmi_resume()
1081 cmi_ch0_start(sc, &sc->pch); in cmi_resume()
1084 if (sc->rch.dma_was_active) { in cmi_resume()
1085 cmichan_setspeed(NULL, &sc->rch, sc->rch.spd); in cmi_resume()
1086 cmichan_setformat(NULL, &sc->rch, sc->rch.fmt); in cmi_resume()
1087 cmi_ch1_start(sc, &sc->rch); in cmi_resume()
1089 snd_mtxunlock(sc->lock); in cmi_resume()