/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2012-2016 Ruslan Bukin * Copyright (c) 2023-2024 Florian Walpen * 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. */ /* * RME HDSP driver for FreeBSD. * Supported cards: HDSP 9632, HDSP 9652. */ #include #include #include #include #include #include #include static bool hdsp_unified_pcm = false; static SYSCTL_NODE(_hw, OID_AUTO, hdsp, CTLFLAG_RW | CTLFLAG_MPSAFE, 0, "PCI HDSP"); SYSCTL_BOOL(_hw_hdsp, OID_AUTO, unified_pcm, CTLFLAG_RWTUN, &hdsp_unified_pcm, 0, "Combine physical ports in one unified pcm device"); static struct hdsp_clock_source hdsp_clock_source_table_9632[] = { { "internal", HDSP_CLOCK_INTERNAL }, { "adat", HDSP_CLOCK_ADAT1 }, { "spdif", HDSP_CLOCK_SPDIF }, { "word", HDSP_CLOCK_WORD }, { NULL, HDSP_CLOCK_INTERNAL } }; static struct hdsp_clock_source hdsp_clock_source_table_9652[] = { { "internal", HDSP_CLOCK_INTERNAL }, { "adat1", HDSP_CLOCK_ADAT1 }, { "adat2", HDSP_CLOCK_ADAT2 }, { "adat3", HDSP_CLOCK_ADAT3 }, { "spdif", HDSP_CLOCK_SPDIF }, { "word", HDSP_CLOCK_WORD }, { "adat_sync", HDSP_CLOCK_ADAT_SYNC }, { NULL, HDSP_CLOCK_INTERNAL } }; static struct hdsp_channel chan_map_9632[] = { { HDSP_CHAN_9632_ADAT, "adat" }, { HDSP_CHAN_9632_SPDIF, "s/pdif" }, { HDSP_CHAN_9632_LINE, "line" }, { HDSP_CHAN_9632_EXT, "ext" }, { 0, NULL }, }; static struct hdsp_channel chan_map_9632_uni[] = { { HDSP_CHAN_9632_ALL, "all" }, { 0, NULL }, }; static struct hdsp_channel chan_map_9652[] = { { HDSP_CHAN_9652_ADAT1, "adat1" }, { HDSP_CHAN_9652_ADAT2, "adat2" }, { HDSP_CHAN_9652_ADAT3, "adat3" }, { HDSP_CHAN_9652_SPDIF, "s/pdif" }, { 0, NULL }, }; static struct hdsp_channel chan_map_9652_uni[] = { { HDSP_CHAN_9652_ALL, "all" }, { 0, NULL }, }; static void hdsp_intr(void *p) { struct sc_pcminfo *scp; struct sc_info *sc; device_t *devlist; int devcount; int status; int err; int i; sc = (struct sc_info *)p; snd_mtxlock(sc->lock); status = hdsp_read_1(sc, HDSP_STATUS_REG); if (status & HDSP_AUDIO_IRQ_PENDING) { if ((err = device_get_children(sc->dev, &devlist, &devcount)) != 0) return; for (i = 0; i < devcount; i++) { scp = device_get_ivars(devlist[i]); if (scp->ih != NULL) scp->ih(scp); } hdsp_write_1(sc, HDSP_INTERRUPT_ACK, 0); free(devlist, M_TEMP); } snd_mtxunlock(sc->lock); } static void hdsp_dmapsetmap(void *arg, bus_dma_segment_t *segs, int nseg, int error) { #if 0 device_printf(sc->dev, "hdsp_dmapsetmap()\n"); #endif } static int hdsp_alloc_resources(struct sc_info *sc) { /* Allocate resource. */ sc->csid = PCIR_BAR(0); sc->cs = bus_alloc_resource_any(sc->dev, SYS_RES_MEMORY, &sc->csid, RF_ACTIVE); if (!sc->cs) { device_printf(sc->dev, "Unable to map SYS_RES_MEMORY.\n"); return (ENXIO); } sc->cst = rman_get_bustag(sc->cs); sc->csh = rman_get_bushandle(sc->cs); /* Allocate interrupt resource. */ sc->irqid = 0; sc->irq = bus_alloc_resource_any(sc->dev, SYS_RES_IRQ, &sc->irqid, RF_ACTIVE | RF_SHAREABLE); if (!sc->irq || bus_setup_intr(sc->dev, sc->irq, INTR_MPSAFE | INTR_TYPE_AV, NULL, hdsp_intr, sc, &sc->ih)) { device_printf(sc->dev, "Unable to alloc interrupt resource.\n"); return (ENXIO); } /* Allocate DMA resources. */ if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(sc->dev), /*alignment*/4, /*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT, /*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL, /*maxsize*/2 * HDSP_DMASEGSIZE, /*nsegments*/2, /*maxsegsz*/HDSP_DMASEGSIZE, /*flags*/0, /*lockfunc*/NULL, /*lockarg*/NULL, /*dmatag*/&sc->dmat) != 0) { device_printf(sc->dev, "Unable to create dma tag.\n"); return (ENXIO); } sc->bufsize = HDSP_DMASEGSIZE; /* pbuf (play buffer). */ if (bus_dmamem_alloc(sc->dmat, (void **)&sc->pbuf, BUS_DMA_WAITOK, &sc->pmap)) { device_printf(sc->dev, "Can't alloc pbuf.\n"); return (ENXIO); } if (bus_dmamap_load(sc->dmat, sc->pmap, sc->pbuf, sc->bufsize, hdsp_dmapsetmap, sc, BUS_DMA_NOWAIT)) { device_printf(sc->dev, "Can't load pbuf.\n"); return (ENXIO); } /* rbuf (rec buffer). */ if (bus_dmamem_alloc(sc->dmat, (void **)&sc->rbuf, BUS_DMA_WAITOK, &sc->rmap)) { device_printf(sc->dev, "Can't alloc rbuf.\n"); return (ENXIO); } if (bus_dmamap_load(sc->dmat, sc->rmap, sc->rbuf, sc->bufsize, hdsp_dmapsetmap, sc, BUS_DMA_NOWAIT)) { device_printf(sc->dev, "Can't load rbuf.\n"); return (ENXIO); } bzero(sc->pbuf, sc->bufsize); bzero(sc->rbuf, sc->bufsize); return (0); } static void hdsp_map_dmabuf(struct sc_info *sc) { uint32_t paddr, raddr; paddr = vtophys(sc->pbuf); raddr = vtophys(sc->rbuf); hdsp_write_4(sc, HDSP_PAGE_ADDR_BUF_OUT, paddr); hdsp_write_4(sc, HDSP_PAGE_ADDR_BUF_IN, raddr); } static const char * hdsp_control_input_level(uint32_t control) { switch (control & HDSP_INPUT_LEVEL_MASK) { case HDSP_INPUT_LEVEL_LOWGAIN: return ("LowGain"); case HDSP_INPUT_LEVEL_PLUS4DBU: return ("+4dBu"); case HDSP_INPUT_LEVEL_MINUS10DBV: return ("-10dBV"); default: return (NULL); } } static int hdsp_sysctl_input_level(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; const char *label; char buf[16] = "invalid"; int error; uint32_t control; sc = oidp->oid_arg1; /* Only available on HDSP 9632. */ if (sc->type != HDSP_9632) return (ENXIO); /* Extract current input level from control register. */ control = sc->ctrl_register & HDSP_INPUT_LEVEL_MASK; label = hdsp_control_input_level(control); if (label != NULL) strlcpy(buf, label, sizeof(buf)); /* Process sysctl string request. */ error = sysctl_handle_string(oidp, buf, sizeof(buf), req); if (error != 0 || req->newptr == NULL) return (error); /* Find input level matching the sysctl string. */ label = hdsp_control_input_level(HDSP_INPUT_LEVEL_LOWGAIN); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_INPUT_LEVEL_LOWGAIN; label = hdsp_control_input_level(HDSP_INPUT_LEVEL_PLUS4DBU); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_INPUT_LEVEL_PLUS4DBU; label = hdsp_control_input_level(HDSP_INPUT_LEVEL_MINUS10DBV); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_INPUT_LEVEL_MINUS10DBV; /* Set input level in control register. */ control &= HDSP_INPUT_LEVEL_MASK; if (control != (sc->ctrl_register & HDSP_INPUT_LEVEL_MASK)) { snd_mtxlock(sc->lock); sc->ctrl_register &= ~HDSP_INPUT_LEVEL_MASK; sc->ctrl_register |= control; hdsp_write_4(sc, HDSP_CONTROL_REG, sc->ctrl_register); snd_mtxunlock(sc->lock); } return (0); } static const char * hdsp_control_output_level(uint32_t control) { switch (control & HDSP_OUTPUT_LEVEL_MASK) { case HDSP_OUTPUT_LEVEL_MINUS10DBV: return ("-10dBV"); case HDSP_OUTPUT_LEVEL_PLUS4DBU: return ("+4dBu"); case HDSP_OUTPUT_LEVEL_HIGHGAIN: return ("HighGain"); default: return (NULL); } } static int hdsp_sysctl_output_level(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; const char *label; char buf[16] = "invalid"; int error; uint32_t control; sc = oidp->oid_arg1; /* Only available on HDSP 9632. */ if (sc->type != HDSP_9632) return (ENXIO); /* Extract current output level from control register. */ control = sc->ctrl_register & HDSP_OUTPUT_LEVEL_MASK; label = hdsp_control_output_level(control); if (label != NULL) strlcpy(buf, label, sizeof(buf)); /* Process sysctl string request. */ error = sysctl_handle_string(oidp, buf, sizeof(buf), req); if (error != 0 || req->newptr == NULL) return (error); /* Find output level matching the sysctl string. */ label = hdsp_control_output_level(HDSP_OUTPUT_LEVEL_MINUS10DBV); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_OUTPUT_LEVEL_MINUS10DBV; label = hdsp_control_output_level(HDSP_OUTPUT_LEVEL_PLUS4DBU); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_OUTPUT_LEVEL_PLUS4DBU; label = hdsp_control_output_level(HDSP_OUTPUT_LEVEL_HIGHGAIN); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_OUTPUT_LEVEL_HIGHGAIN; /* Set output level in control register. */ control &= HDSP_OUTPUT_LEVEL_MASK; if (control != (sc->ctrl_register & HDSP_OUTPUT_LEVEL_MASK)) { snd_mtxlock(sc->lock); sc->ctrl_register &= ~HDSP_OUTPUT_LEVEL_MASK; sc->ctrl_register |= control; hdsp_write_4(sc, HDSP_CONTROL_REG, sc->ctrl_register); snd_mtxunlock(sc->lock); } return (0); } static const char * hdsp_control_phones_level(uint32_t control) { switch (control & HDSP_PHONES_LEVEL_MASK) { case HDSP_PHONES_LEVEL_MINUS12DB: return ("-12dB"); case HDSP_PHONES_LEVEL_MINUS6DB: return ("-6dB"); case HDSP_PHONES_LEVEL_0DB: return ("0dB"); default: return (NULL); } } static int hdsp_sysctl_phones_level(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; const char *label; char buf[16] = "invalid"; int error; uint32_t control; sc = oidp->oid_arg1; /* Only available on HDSP 9632. */ if (sc->type != HDSP_9632) return (ENXIO); /* Extract current phones level from control register. */ control = sc->ctrl_register & HDSP_PHONES_LEVEL_MASK; label = hdsp_control_phones_level(control); if (label != NULL) strlcpy(buf, label, sizeof(buf)); /* Process sysctl string request. */ error = sysctl_handle_string(oidp, buf, sizeof(buf), req); if (error != 0 || req->newptr == NULL) return (error); /* Find phones level matching the sysctl string. */ label = hdsp_control_phones_level(HDSP_PHONES_LEVEL_MINUS12DB); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_PHONES_LEVEL_MINUS12DB; label = hdsp_control_phones_level(HDSP_PHONES_LEVEL_MINUS6DB); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_PHONES_LEVEL_MINUS6DB; label = hdsp_control_phones_level(HDSP_PHONES_LEVEL_0DB); if (strncasecmp(buf, label, sizeof(buf)) == 0) control = HDSP_PHONES_LEVEL_0DB; /* Set phones level in control register. */ control &= HDSP_PHONES_LEVEL_MASK; if (control != (sc->ctrl_register & HDSP_PHONES_LEVEL_MASK)) { snd_mtxlock(sc->lock); sc->ctrl_register &= ~HDSP_PHONES_LEVEL_MASK; sc->ctrl_register |= control; hdsp_write_4(sc, HDSP_CONTROL_REG, sc->ctrl_register); snd_mtxunlock(sc->lock); } return (0); } static int hdsp_sysctl_sample_rate(SYSCTL_HANDLER_ARGS) { struct sc_info *sc = oidp->oid_arg1; int error; unsigned int speed, multiplier; speed = sc->force_speed; /* Process sysctl (unsigned) integer request. */ error = sysctl_handle_int(oidp, &speed, 0, req); if (error != 0 || req->newptr == NULL) return (error); /* Speed from 32000 to 192000, 0 falls back to pcm speed setting. */ sc->force_speed = 0; if (speed > 0) { multiplier = 1; if ((speed > (96000 + 128000) / 2) && sc->type == HDSP_9632) multiplier = 4; else if (speed > (48000 + 64000) / 2) multiplier = 2; if (speed < ((32000 + 44100) / 2) * multiplier) sc->force_speed = 32000 * multiplier; else if (speed < ((44100 + 48000) / 2) * multiplier) sc->force_speed = 44100 * multiplier; else sc->force_speed = 48000 * multiplier; } return (0); } static int hdsp_sysctl_period(SYSCTL_HANDLER_ARGS) { struct sc_info *sc = oidp->oid_arg1; int error; unsigned int period; period = sc->force_period; /* Process sysctl (unsigned) integer request. */ error = sysctl_handle_int(oidp, &period, 0, req); if (error != 0 || req->newptr == NULL) return (error); /* Period is from 2^5 to 2^14, 0 falls back to pcm latency settings. */ sc->force_period = 0; if (period > 0) { sc->force_period = 32; while (sc->force_period < period && sc->force_period < 4096) sc->force_period <<= 1; } return (0); } static uint32_t hdsp_control_clock_preference(enum hdsp_clock_type type) { switch (type) { case HDSP_CLOCK_INTERNAL: return (HDSP_CONTROL_MASTER); case HDSP_CLOCK_ADAT1: return (HDSP_CONTROL_CLOCK(0)); case HDSP_CLOCK_ADAT2: return (HDSP_CONTROL_CLOCK(1)); case HDSP_CLOCK_ADAT3: return (HDSP_CONTROL_CLOCK(2)); case HDSP_CLOCK_SPDIF: return (HDSP_CONTROL_CLOCK(3)); case HDSP_CLOCK_WORD: return (HDSP_CONTROL_CLOCK(4)); case HDSP_CLOCK_ADAT_SYNC: return (HDSP_CONTROL_CLOCK(5)); default: return (HDSP_CONTROL_MASTER); } } static int hdsp_sysctl_clock_preference(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; struct hdsp_clock_source *clock_table, *clock; char buf[16] = "invalid"; int error; uint32_t control; sc = oidp->oid_arg1; /* Select sync ports table for device type. */ if (sc->type == HDSP_9632) clock_table = hdsp_clock_source_table_9632; else if (sc->type == HDSP_9652) clock_table = hdsp_clock_source_table_9652; else return (ENXIO); /* Extract preferred clock source from control register. */ control = sc->ctrl_register & HDSP_CONTROL_CLOCK_MASK; for (clock = clock_table; clock->name != NULL; ++clock) { if (hdsp_control_clock_preference(clock->type) == control) break; } if (clock->name != NULL) strlcpy(buf, clock->name, sizeof(buf)); /* Process sysctl string request. */ error = sysctl_handle_string(oidp, buf, sizeof(buf), req); if (error != 0 || req->newptr == NULL) return (error); /* Find clock source matching the sysctl string. */ for (clock = clock_table; clock->name != NULL; ++clock) { if (strncasecmp(buf, clock->name, sizeof(buf)) == 0) break; } /* Set preferred clock source in control register. */ if (clock->name != NULL) { control = hdsp_control_clock_preference(clock->type); control &= HDSP_CONTROL_CLOCK_MASK; snd_mtxlock(sc->lock); sc->ctrl_register &= ~HDSP_CONTROL_CLOCK_MASK; sc->ctrl_register |= control; hdsp_write_4(sc, HDSP_CONTROL_REG, sc->ctrl_register); snd_mtxunlock(sc->lock); } return (0); } static uint32_t hdsp_status2_clock_source(enum hdsp_clock_type type) { switch (type) { case HDSP_CLOCK_INTERNAL: return (0); case HDSP_CLOCK_ADAT1: return (HDSP_STATUS2_CLOCK(0)); case HDSP_CLOCK_ADAT2: return (HDSP_STATUS2_CLOCK(1)); case HDSP_CLOCK_ADAT3: return (HDSP_STATUS2_CLOCK(2)); case HDSP_CLOCK_SPDIF: return (HDSP_STATUS2_CLOCK(3)); case HDSP_CLOCK_WORD: return (HDSP_STATUS2_CLOCK(4)); case HDSP_CLOCK_ADAT_SYNC: return (HDSP_STATUS2_CLOCK(5)); default: return (0); } } static int hdsp_sysctl_clock_source(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; struct hdsp_clock_source *clock_table, *clock; char buf[16] = "invalid"; uint32_t status2; sc = oidp->oid_arg1; /* Select sync ports table for device type. */ if (sc->type == HDSP_9632) clock_table = hdsp_clock_source_table_9632; else if (sc->type == HDSP_9652) clock_table = hdsp_clock_source_table_9652; else return (ENXIO); /* Read current (autosync) clock source from status2 register. */ snd_mtxlock(sc->lock); status2 = hdsp_read_4(sc, HDSP_STATUS2_REG); status2 &= HDSP_STATUS2_CLOCK_MASK; snd_mtxunlock(sc->lock); /* Translate status2 register value to clock source. */ for (clock = clock_table; clock->name != NULL; ++clock) { /* In clock master mode, override with internal clock source. */ if (sc->ctrl_register & HDSP_CONTROL_MASTER) { if (clock->type == HDSP_CLOCK_INTERNAL) break; } else if (hdsp_status2_clock_source(clock->type) == status2) break; } /* Process sysctl string request. */ if (clock->name != NULL) strlcpy(buf, clock->name, sizeof(buf)); return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); } static int hdsp_sysctl_clock_list(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; struct hdsp_clock_source *clock_table, *clock; char buf[256]; int n; sc = oidp->oid_arg1; n = 0; /* Select clock source table for device type. */ if (sc->type == HDSP_9632) clock_table = hdsp_clock_source_table_9632; else if (sc->type == HDSP_9652) clock_table = hdsp_clock_source_table_9652; else return (ENXIO); /* List available clock sources. */ buf[0] = 0; for (clock = clock_table; clock->name != NULL; ++clock) { if (n > 0) n += strlcpy(buf + n, ",", sizeof(buf) - n); n += strlcpy(buf + n, clock->name, sizeof(buf) - n); } return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); } static bool hdsp_clock_source_locked(enum hdsp_clock_type type, uint32_t status, uint32_t status2) { switch (type) { case HDSP_CLOCK_INTERNAL: return (true); case HDSP_CLOCK_ADAT1: return ((status >> 3) & 0x01); case HDSP_CLOCK_ADAT2: return ((status >> 2) & 0x01); case HDSP_CLOCK_ADAT3: return ((status >> 1) & 0x01); case HDSP_CLOCK_SPDIF: return (!((status >> 25) & 0x01)); case HDSP_CLOCK_WORD: return ((status2 >> 3) & 0x01); case HDSP_CLOCK_ADAT_SYNC: return ((status >> 5) & 0x01); default: return (false); } } static bool hdsp_clock_source_synced(enum hdsp_clock_type type, uint32_t status, uint32_t status2) { switch (type) { case HDSP_CLOCK_INTERNAL: return (true); case HDSP_CLOCK_ADAT1: return ((status >> 18) & 0x01); case HDSP_CLOCK_ADAT2: return ((status >> 17) & 0x01); case HDSP_CLOCK_ADAT3: return ((status >> 16) & 0x01); case HDSP_CLOCK_SPDIF: return (((status >> 4) & 0x01) && !((status >> 25) & 0x01)); case HDSP_CLOCK_WORD: return ((status2 >> 4) & 0x01); case HDSP_CLOCK_ADAT_SYNC: return ((status >> 27) & 0x01); default: return (false); } } static int hdsp_sysctl_sync_status(SYSCTL_HANDLER_ARGS) { struct sc_info *sc; struct hdsp_clock_source *clock_table, *clock; char buf[256]; char *state; int n; uint32_t status, status2; sc = oidp->oid_arg1; n = 0; /* Select sync ports table for device type. */ if (sc->type == HDSP_9632) clock_table = hdsp_clock_source_table_9632; else if (sc->type == HDSP_9652) clock_table = hdsp_clock_source_table_9652; else return (ENXIO); /* Read current lock and sync bits from status registers. */ snd_mtxlock(sc->lock); status = hdsp_read_4(sc, HDSP_STATUS_REG); status2 = hdsp_read_4(sc, HDSP_STATUS2_REG); snd_mtxunlock(sc->lock); /* List clock sources with lock and sync state. */ for (clock = clock_table; clock->name != NULL; ++clock) { if (clock->type == HDSP_CLOCK_INTERNAL) continue; if (n > 0) n += strlcpy(buf + n, ",", sizeof(buf) - n); state = "none"; if (hdsp_clock_source_locked(clock->type, status, status2)) { if (hdsp_clock_source_synced(clock->type, status, status2)) state = "sync"; else state = "lock"; } n += snprintf(buf + n, sizeof(buf) - n, "%s(%s)", clock->name, state); } return (sysctl_handle_string(oidp, buf, sizeof(buf), req)); } static int hdsp_probe(device_t dev) { uint32_t rev; if (pci_get_vendor(dev) == PCI_VENDOR_XILINX && pci_get_device(dev) == PCI_DEVICE_XILINX_HDSP) { rev = pci_get_revid(dev); switch (rev) { case PCI_REVISION_9632: device_set_desc(dev, "RME HDSP 9632"); return (0); case PCI_REVISION_9652: device_set_desc(dev, "RME HDSP 9652"); return (0); } } return (ENXIO); } static int hdsp_init(struct sc_info *sc) { unsigned mixer_controls; /* Set latency. */ sc->period = 256; /* * The pcm channel latency settings propagate unreliable blocksizes, * different for recording and playback, and skewed due to rounding * and total buffer size limits. * Force period to a consistent default until these issues are fixed. */ sc->force_period = 256; sc->ctrl_register = hdsp_encode_latency(2); /* Set rate. */ sc->speed = HDSP_SPEED_DEFAULT; sc->force_speed = 0; sc->ctrl_register &= ~HDSP_FREQ_MASK; sc->ctrl_register |= HDSP_FREQ_MASK_DEFAULT; /* Set internal clock source (master). */ sc->ctrl_register &= ~HDSP_CONTROL_CLOCK_MASK; sc->ctrl_register |= HDSP_CONTROL_MASTER; /* SPDIF from coax in, line out. */ sc->ctrl_register &= ~HDSP_CONTROL_SPDIF_COAX; sc->ctrl_register |= HDSP_CONTROL_SPDIF_COAX; sc->ctrl_register &= ~HDSP_CONTROL_LINE_OUT; sc->ctrl_register |= HDSP_CONTROL_LINE_OUT; /* Default gain levels. */ sc->ctrl_register &= ~HDSP_INPUT_LEVEL_MASK; sc->ctrl_register |= HDSP_INPUT_LEVEL_LOWGAIN; sc->ctrl_register &= ~HDSP_OUTPUT_LEVEL_MASK; sc->ctrl_register |= HDSP_OUTPUT_LEVEL_MINUS10DBV; sc->ctrl_register &= ~HDSP_PHONES_LEVEL_MASK; sc->ctrl_register |= HDSP_PHONES_LEVEL_MINUS12DB; hdsp_write_4(sc, HDSP_CONTROL_REG, sc->ctrl_register); if (sc->type == HDSP_9652) hdsp_write_4(sc, HDSP_CONTROL2_REG, HDSP_CONTROL2_9652_MIXER); else hdsp_write_4(sc, HDSP_CONTROL2_REG, 0); switch (sc->type) { case HDSP_9632: /* Mixer matrix is 2 source rows (input, playback) per output. */ mixer_controls = 2 * HDSP_MIX_SLOTS_9632 * HDSP_MIX_SLOTS_9632; break; case HDSP_9652: /* Mixer matrix is 2 source rows (input, playback) per output. */ mixer_controls = 2 * HDSP_MIX_SLOTS_9652 * HDSP_MIX_SLOTS_9652; break; default: return (ENXIO); } /* Initialize mixer matrix by silencing all controls. */ for (unsigned offset = 0; offset < mixer_controls * 2; offset += 4) { /* Only accepts 4 byte values, pairs of 16 bit volume controls. */ hdsp_write_4(sc, HDSP_MIXER_BASE + offset, (HDSP_MIN_GAIN << 16) | HDSP_MIN_GAIN); } /* Reset pointer, rewrite frequency (same register) for 9632. */ hdsp_write_4(sc, HDSP_RESET_POINTER, 0); if (sc->type == HDSP_9632) { /* Set DDS value. */ hdsp_write_4(sc, HDSP_FREQ_REG, hdsp_freq_reg_value(sc->speed)); } return (0); } static int hdsp_attach(device_t dev) { struct hdsp_channel *chan_map; struct sc_pcminfo *scp; struct sc_info *sc; uint32_t rev; int i, err; #if 0 device_printf(dev, "hdsp_attach()\n"); #endif sc = device_get_softc(dev); sc->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_hdsp softc"); sc->dev = dev; pci_enable_busmaster(dev); rev = pci_get_revid(dev); switch (rev) { case PCI_REVISION_9632: sc->type = HDSP_9632; chan_map = hdsp_unified_pcm ? chan_map_9632_uni : chan_map_9632; break; case PCI_REVISION_9652: sc->type = HDSP_9652; chan_map = hdsp_unified_pcm ? chan_map_9652_uni : chan_map_9652; break; default: return (ENXIO); } /* Allocate resources. */ err = hdsp_alloc_resources(sc); if (err) { device_printf(dev, "Unable to allocate system resources.\n"); return (ENXIO); } if (hdsp_init(sc) != 0) return (ENXIO); for (i = 0; i < HDSP_MAX_CHANS && chan_map[i].descr != NULL; i++) { scp = malloc(sizeof(struct sc_pcminfo), M_DEVBUF, M_WAITOK | M_ZERO); scp->hc = &chan_map[i]; scp->sc = sc; scp->dev = device_add_child(dev, "pcm", -1); device_set_ivars(scp->dev, scp); } hdsp_map_dmabuf(sc); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "sync_status", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_sync_status, "A", "List clock source signal lock and sync status"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "clock_source", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_clock_source, "A", "Currently effective clock source"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "clock_preference", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_clock_preference, "A", "Set 'internal' (master) or preferred autosync clock source"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "clock_list", CTLTYPE_STRING | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_clock_list, "A", "List of supported clock sources"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "period", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_period, "A", "Force period of samples per interrupt (32, 64, ... 4096)"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "sample_rate", CTLTYPE_UINT | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_sample_rate, "A", "Force sample rate (32000, 44100, 48000, ... 192000)"); if (sc->type == HDSP_9632) { SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "phones_level", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_phones_level, "A", "Phones output level ('0dB', '-6dB', '-12dB')"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "output_level", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_output_level, "A", "Analog output level ('HighGain', '+4dBU', '-10dBV')"); SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "input_level", CTLTYPE_STRING | CTLFLAG_RW | CTLFLAG_MPSAFE, sc, 0, hdsp_sysctl_input_level, "A", "Analog input level ('LowGain', '+4dBU', '-10dBV')"); } bus_attach_children(dev); return (0); } static void hdsp_child_deleted(device_t dev, device_t child) { free(device_get_ivars(child), M_DEVBUF); } static void hdsp_dmafree(struct sc_info *sc) { bus_dmamap_unload(sc->dmat, sc->rmap); bus_dmamap_unload(sc->dmat, sc->pmap); bus_dmamem_free(sc->dmat, sc->rbuf, sc->rmap); bus_dmamem_free(sc->dmat, sc->pbuf, sc->pmap); sc->rbuf = sc->pbuf = NULL; } static int hdsp_detach(device_t dev) { struct sc_info *sc; int err; sc = device_get_softc(dev); if (sc == NULL) { device_printf(dev,"Can't detach: softc is null.\n"); return (0); } err = device_delete_children(dev); if (err) return (err); hdsp_dmafree(sc); if (sc->ih) bus_teardown_intr(dev, sc->irq, sc->ih); if (sc->dmat) bus_dma_tag_destroy(sc->dmat); if (sc->irq) bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq); if (sc->cs) bus_release_resource(dev, SYS_RES_MEMORY, PCIR_BAR(0), sc->cs); if (sc->lock) snd_mtxfree(sc->lock); return (0); } static device_method_t hdsp_methods[] = { DEVMETHOD(device_probe, hdsp_probe), DEVMETHOD(device_attach, hdsp_attach), DEVMETHOD(device_detach, hdsp_detach), DEVMETHOD(bus_child_deleted, hdsp_child_deleted), { 0, 0 } }; static driver_t hdsp_driver = { "hdsp", hdsp_methods, PCM_SOFTC_SIZE, }; DRIVER_MODULE(snd_hdsp, pci, hdsp_driver, 0, 0);