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NetBSD/sys/dev/pci/azalia.c

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/* $NetBSD: azalia.c,v 1.68 2009/04/02 01:06:49 dyoung Exp $ */
/*-
* Copyright (c) 2005 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by TAMURA Kent
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
/*
* High Definition Audio Specification
* ftp://download.intel.com/standards/hdaudio/pdf/HDAudio_03.pdf
*
*
* TO DO:
* - power hook
* - multiple codecs (needed?)
* - multiple streams (needed?)
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: azalia.c,v 1.68 2009/04/02 01:06:49 dyoung Exp $");
#include <sys/param.h>
#include <sys/device.h>
#include <sys/fcntl.h>
#include <sys/malloc.h>
#include <sys/systm.h>
#include <sys/module.h>
#include <dev/audio_if.h>
#include <dev/auconv.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/azalia.h>
/* ----------------------------------------------------------------
* ICH6/ICH7 constant values
* ---------------------------------------------------------------- */
/* PCI registers */
#define ICH_PCI_HDBARL 0x10
#define ICH_PCI_HDBARU 0x14
#define ICH_PCI_HDCTL 0x40
#define ICH_PCI_HDCTL_CLKDETCLR 0x08
#define ICH_PCI_HDCTL_CLKDETEN 0x04
#define ICH_PCI_HDCTL_CLKDETINV 0x02
#define ICH_PCI_HDCTL_SIGNALMODE 0x01
/* internal types */
typedef struct {
bus_dmamap_t map;
void *addr; /* kernel virtual address */
bus_dma_segment_t segments[1];
size_t size;
} azalia_dma_t;
#define AZALIA_DMA_DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
typedef struct {
struct azalia_t *az;
int regbase;
int number;
int dir; /* AUMODE_PLAY or AUMODE_RECORD */
uint32_t intr_bit;
azalia_dma_t bdlist;
azalia_dma_t buffer;
void (*intr)(void*);
void *intr_arg;
bus_addr_t dmaend, dmanext; /* XXX needed? */
} stream_t;
/* XXXfreza use bus_space_subregion() instead of adding 'regbase' offset */
#define STR_READ_1(s, r) \
bus_space_read_1((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r)
#define STR_READ_2(s, r) \
bus_space_read_2((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r)
#define STR_READ_4(s, r) \
bus_space_read_4((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r)
#define STR_WRITE_1(s, r, v) \
bus_space_write_1((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r, v)
#define STR_WRITE_2(s, r, v) \
bus_space_write_2((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r, v)
#define STR_WRITE_4(s, r, v) \
bus_space_write_4((s)->az->iot, (s)->az->ioh, (s)->regbase + HDA_SD_##r, v)
typedef struct azalia_t {
device_t dev;
device_t audiodev;
pci_chipset_tag_t pc;
pcitag_t tag;
void *ih;
bus_space_tag_t iot;
bus_space_handle_t ioh;
bus_size_t map_size;
bus_dma_tag_t dmat;
pcireg_t pciid;
uint32_t subid;
codec_t codecs[15];
int ncodecs; /* number of codecs */
int codecno; /* index of the using codec */
azalia_dma_t corb_dma;
int corb_size;
azalia_dma_t rirb_dma;
int rirb_size;
int rirb_rp;
#define UNSOLQ_SIZE 256
rirb_entry_t *unsolq;
int unsolq_wp;
int unsolq_rp;
bool unsolq_kick;
bool ok64;
int nistreams, nostreams, nbstreams;
stream_t pstream;
stream_t rstream;
int mode_cap;
} azalia_t;
#define AZ_READ_1(z, r) bus_space_read_1((z)->iot, (z)->ioh, HDA_##r)
#define AZ_READ_2(z, r) bus_space_read_2((z)->iot, (z)->ioh, HDA_##r)
#define AZ_READ_4(z, r) bus_space_read_4((z)->iot, (z)->ioh, HDA_##r)
#define AZ_WRITE_1(z, r, v) bus_space_write_1((z)->iot, (z)->ioh, HDA_##r, v)
#define AZ_WRITE_2(z, r, v) bus_space_write_2((z)->iot, (z)->ioh, HDA_##r, v)
#define AZ_WRITE_4(z, r, v) bus_space_write_4((z)->iot, (z)->ioh, HDA_##r, v)
/* prototypes */
static int azalia_pci_match(device_t, struct cfdata *, void *);
static void azalia_pci_attach(device_t, device_t, void *);
static int azalia_pci_activate(device_t, enum devact);
static int azalia_pci_detach(device_t, int);
static bool azalia_pci_resume(device_t PMF_FN_PROTO);
static void azalia_childdet(device_t, device_t);
static int azalia_intr(void *);
static int azalia_attach(azalia_t *);
static void azalia_attach_intr(device_t);
static int azalia_init_corb(azalia_t *, int);
static int azalia_delete_corb(azalia_t *);
static int azalia_init_rirb(azalia_t *, int);
static int azalia_delete_rirb(azalia_t *);
static int azalia_set_command(const azalia_t *, nid_t, int, uint32_t,
uint32_t);
static int azalia_get_response(azalia_t *, uint32_t *);
static void azalia_rirb_kick_unsol_events(azalia_t *);
static void azalia_rirb_intr(azalia_t *);
static int azalia_alloc_dmamem(azalia_t *, size_t, size_t, azalia_dma_t *);
static int azalia_free_dmamem(const azalia_t *, azalia_dma_t*);
static int azalia_codec_init(codec_t *, int, uint32_t);
static int azalia_codec_delete(codec_t *);
static void azalia_codec_add_bits(codec_t *, int, uint32_t, int);
static void azalia_codec_add_format(codec_t *, int, int, int, uint32_t,
int32_t);
static int azalia_codec_comresp(const codec_t *, nid_t, uint32_t,
uint32_t, uint32_t *);
static int azalia_codec_connect_stream(codec_t *, int, uint16_t, int);
static int azalia_codec_disconnect_stream(codec_t *, int);
static int azalia_widget_init(widget_t *, const codec_t *, int, const char *);
static int azalia_widget_init_audio(widget_t *, const codec_t *, const char *);
#ifdef AZALIA_DEBUG
static int azalia_widget_print_audio(const widget_t *, const char *, int);
#endif
static int azalia_widget_init_pin(widget_t *, const codec_t *);
static int azalia_widget_print_pin(const widget_t *, const char *);
static int azalia_widget_init_connection(widget_t *, const codec_t *, const char *);
static int azalia_stream_init(stream_t *, azalia_t *, int, int, int);
static int azalia_stream_delete(stream_t *, azalia_t *);
static int azalia_stream_reset(stream_t *);
static int azalia_stream_start(stream_t *, void *, void *, int,
void (*)(void *), void *, uint16_t);
static int azalia_stream_halt(stream_t *);
static int azalia_stream_intr(stream_t *, uint32_t);
static int azalia_open(void *, int);
static void azalia_close(void *);
static int azalia_query_encoding(void *, audio_encoding_t *);
static int azalia_set_params(void *, int, int, audio_params_t *,
audio_params_t *, stream_filter_list_t *, stream_filter_list_t *);
static int azalia_round_blocksize(void *, int, int, const audio_params_t *);
static int azalia_halt_output(void *);
static int azalia_halt_input(void *);
static int azalia_getdev(void *, struct audio_device *);
static int azalia_set_port(void *, mixer_ctrl_t *);
static int azalia_get_port(void *, mixer_ctrl_t *);
static int azalia_query_devinfo(void *, mixer_devinfo_t *);
static void *azalia_allocm(void *, int, size_t, struct malloc_type *, int);
static void azalia_freem(void *, void *, struct malloc_type *);
static size_t azalia_round_buffersize(void *, int, size_t);
static int azalia_get_props(void *);
static int azalia_trigger_output(void *, void *, void *, int,
void (*)(void *), void *, const audio_params_t *);
static int azalia_trigger_input(void *, void *, void *, int,
void (*)(void *), void *, const audio_params_t *);
static int azalia_params2fmt(const audio_params_t *, uint16_t *);
/* variables */
CFATTACH_DECL2_NEW(azalia, sizeof(azalia_t),
azalia_pci_match, azalia_pci_attach, azalia_pci_detach, azalia_pci_activate,
NULL, azalia_childdet);
static const struct audio_hw_if azalia_hw_if = {
azalia_open,
azalia_close,
NULL, /* drain */
azalia_query_encoding,
azalia_set_params,
azalia_round_blocksize,
NULL, /* commit_settings */
NULL, /* init_output */
NULL, /* init_input */
NULL, /* start_output */
NULL, /* satart_inpu */
azalia_halt_output,
azalia_halt_input,
NULL, /* speaker_ctl */
azalia_getdev,
NULL, /* setfd */
azalia_set_port,
azalia_get_port,
azalia_query_devinfo,
azalia_allocm,
azalia_freem,
azalia_round_buffersize,
NULL, /* mappage */
azalia_get_props,
azalia_trigger_output,
azalia_trigger_input,
NULL, /* dev_ioctl */
NULL, /* powerstate */
};
static const char *pin_colors[16] = {
"unknown", "black", "gray", "blue",
"green", "red", "orange", "yellow",
"purple", "pink", "col0a", "col0b",
"col0c", "col0d", "white", "other"
};
#ifdef AZALIA_DEBUG
static const char *pin_devices[16] = {
"line-out", AudioNspeaker, AudioNheadphone, AudioNcd,
"SPDIF-out", "digital-out", "modem-line", "modem-handset",
"line-in", AudioNaux, AudioNmicrophone, "telephony",
"SPDIF-in", "digital-in", "dev0e", "other"
};
#endif
/* ================================================================
* PCI functions
* ================================================================ */
static int
azalia_pci_match(device_t parent, struct cfdata *match, void *aux)
{
struct pci_attach_args *pa;
pa = aux;
if (PCI_CLASS(pa->pa_class) == PCI_CLASS_MULTIMEDIA
&& PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_MULTIMEDIA_HDAUDIO)
return 1;
return 0;
}
static void
azalia_pci_attach(device_t parent, device_t self, void *aux)
{
azalia_t *sc = device_private(self);
struct pci_attach_args *pa = aux;
pcireg_t v;
pci_intr_handle_t ih;
const char *intrrupt_str;
const char *name;
const char *vendor;
sc->dev = self;
sc->dmat = pa->pa_dmat;
aprint_normal(": Generic High Definition Audio Controller\n");
v = pci_conf_read(pa->pa_pc, pa->pa_tag, ICH_PCI_HDBARL);
v &= PCI_MAPREG_TYPE_MASK | PCI_MAPREG_MEM_TYPE_MASK;
if (pci_mapreg_map(pa, ICH_PCI_HDBARL, v, 0,
&sc->iot, &sc->ioh, NULL, &sc->map_size)) {
aprint_error_dev(self, "can't map device i/o space\n");
return;
}
/* enable bus mastering */
v = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
v | PCI_COMMAND_MASTER_ENABLE | PCI_COMMAND_BACKTOBACK_ENABLE);
/* interrupt */
if (pci_intr_map(pa, &ih)) {
aprint_error_dev(self, "can't map interrupt\n");
return;
}
sc->pc = pa->pa_pc;
sc->tag = pa->pa_tag;
intrrupt_str = pci_intr_string(pa->pa_pc, ih);
sc->ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, azalia_intr, sc);
if (sc->ih == NULL) {
aprint_error_dev(self, "can't establish interrupt");
if (intrrupt_str != NULL)
aprint_error(" at %s", intrrupt_str);
aprint_error("\n");
return;
}
aprint_normal_dev(self, "interrupting at %s\n", intrrupt_str);
if (!pmf_device_register(self, NULL, azalia_pci_resume))
aprint_error_dev(self, "couldn't establish power handler\n");
sc->pciid = pa->pa_id;
vendor = pci_findvendor(pa->pa_id);
name = pci_findproduct(pa->pa_id);
if (vendor != NULL && name != NULL) {
aprint_normal_dev(self, "host: %s %s (rev. %d)",
vendor, name, PCI_REVISION(pa->pa_class));
} else {
aprint_normal_dev(self, "host: 0x%4.4x/0x%4.4x (rev. %d)",
PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id),
PCI_REVISION(pa->pa_class));
}
if (azalia_attach(sc)) {
aprint_error_dev(self, "initialization failure\n");
azalia_pci_detach(self, 0);
return;
}
sc->subid = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
config_interrupts(self, azalia_attach_intr);
}
static int
azalia_pci_activate(device_t self, enum devact act)
{
azalia_t *sc;
int ret;
sc = device_private(self);
ret = 0;
switch (act) {
case DVACT_ACTIVATE:
return EOPNOTSUPP;
case DVACT_DEACTIVATE:
if (sc->audiodev != NULL)
ret = config_deactivate(sc->audiodev);
return ret;
}
return EOPNOTSUPP;
}
static void
azalia_childdet(device_t self, device_t child)
{
azalia_t *az = device_private(self);
KASSERT(az->audiodev == child);
az->audiodev = NULL;
}
static int
azalia_pci_detach(device_t self, int flags)
{
azalia_t *az;
int i;
DPRINTF(("%s\n", __func__));
az = device_private(self);
if (az->audiodev != NULL)
config_detach(az->audiodev, flags);
#if notyet
DPRINTF(("%s: halt streams\n", __func__));
azalia_stream_halt(&az->rstream);
azalia_stream_halt(&az->pstream);
#endif
DPRINTF(("%s: delete streams\n", __func__));
azalia_stream_delete(&az->rstream, az);
azalia_stream_delete(&az->pstream, az);
DPRINTF(("%s: delete codecs\n", __func__));
for (i = 0; i < az->ncodecs; i++) {
azalia_codec_delete(&az->codecs[i]);
}
az->ncodecs = 0;
DPRINTF(("%s: delete CORB and RIRB\n", __func__));
azalia_delete_corb(az);
azalia_delete_rirb(az);
DPRINTF(("%s: delete PCI resources\n", __func__));
if (az->ih != NULL) {
pci_intr_disestablish(az->pc, az->ih);
az->ih = NULL;
}
if (az->map_size != 0) {
bus_space_unmap(az->iot, az->ioh, az->map_size);
az->map_size = 0;
}
return 0;
}
static bool
azalia_pci_resume(device_t dv PMF_FN_ARGS)
{
azalia_t *az = device_private(dv);
int s;
s = splaudio();
azalia_attach(az);
splx(s);
azalia_attach_intr(az->dev);
return true;
}
static int
azalia_intr(void *v)
{
azalia_t *az;
int ret;
uint32_t intsts;
uint8_t rirbsts;
az = v;
if (!device_has_power(az->dev))
return 0;
if ((intsts = AZ_READ_4(az, INTSTS)) == 0)
return 0;
ret = azalia_stream_intr(&az->pstream, intsts) +
azalia_stream_intr(&az->rstream, intsts);
rirbsts = AZ_READ_1(az, RIRBSTS);
if (rirbsts & (HDA_RIRBSTS_RIRBOIS | HDA_RIRBSTS_RINTFL)) {
if (rirbsts & HDA_RIRBSTS_RINTFL) {
azalia_rirb_intr(az);
} else {
/*printf("[Overflow!]");*/
}
AZ_WRITE_1(az, RIRBSTS,
rirbsts | HDA_RIRBSTS_RIRBOIS | HDA_RIRBSTS_RINTFL);
ret++;
}
return ret;
}
/* ================================================================
* HDA controller functions
* ================================================================ */
static int
azalia_attach(azalia_t *az)
{
int i, n;
uint32_t gctl;
uint16_t gcap;
uint16_t statests;
if (az->audiodev == NULL)
aprint_normal(", HDA rev. %d.%d\n",
AZ_READ_1(az, VMAJ), AZ_READ_1(az, VMIN));
gcap = AZ_READ_2(az, GCAP);
az->nistreams = HDA_GCAP_ISS(gcap);
az->nostreams = HDA_GCAP_OSS(gcap);
az->nbstreams = HDA_GCAP_BSS(gcap);
az->ok64 = (gcap & HDA_GCAP_64OK) != 0;
DPRINTF(("%s: host: %d output, %d input, and %d bidi streams\n",
device_xname(az->dev), az->nostreams, az->nistreams, az->nbstreams));
if (az->nistreams > 0)
az->mode_cap |= AUMODE_RECORD;
if (az->nostreams > 0)
az->mode_cap |= AUMODE_PLAY;
/* 4.2.2 Starting the High Definition Audio Controller */
DPRINTF(("%s: resetting\n", __func__));
gctl = AZ_READ_4(az, GCTL);
AZ_WRITE_4(az, GCTL, gctl & ~HDA_GCTL_CRST);
for (i = 5000; i >= 0; i--) {
DELAY(10);
if ((AZ_READ_4(az, GCTL) & HDA_GCTL_CRST) == 0)
break;
}
DPRINTF(("%s: reset counter = %d\n", __func__, i));
if (i <= 0) {
aprint_error_dev(az->dev, "reset failure\n");
return ETIMEDOUT;
}
DELAY(1000);
gctl = AZ_READ_4(az, GCTL);
AZ_WRITE_4(az, GCTL, gctl | HDA_GCTL_CRST);
for (i = 5000; i >= 0; i--) {
DELAY(10);
if (AZ_READ_4(az, GCTL) & HDA_GCTL_CRST)
break;
}
DPRINTF(("%s: reset counter = %d\n", __func__, i));
if (i <= 0) {
aprint_error_dev(az->dev, "reset-exit failure\n");
return ETIMEDOUT;
}
/* enable unsolicited response */
gctl = AZ_READ_4(az, GCTL);
AZ_WRITE_4(az, GCTL, gctl | HDA_GCTL_UNSOL);
/* 4.3 Codec discovery */
DELAY(1000);
statests = AZ_READ_2(az, STATESTS);
for (i = 0, n = 0; i < 15; i++) {
if ((statests >> i) & 1) {
DPRINTF(("%s: found a codec at #%d\n",
device_xname(az->dev), i));
az->codecs[n].address = i;
az->codecs[n++].dev = az->dev;
}
}
az->ncodecs = n;
if (az->ncodecs < 1) {
aprint_error_dev(az->dev, "No HD-Audio codecs\n");
return -1;
}
return 0;
}
static void
azalia_attach_intr(device_t self)
{
azalia_t *az;
int err, i, c, reinit;
az = device_private(self);
reinit = az->audiodev == NULL ? 0 : 1;
AZ_WRITE_2(az, STATESTS, HDA_STATESTS_SDIWAKE);
AZ_WRITE_1(az, RIRBSTS, HDA_RIRBSTS_RINTFL | HDA_RIRBSTS_RIRBOIS);
AZ_WRITE_4(az, INTSTS, HDA_INTSTS_CIS | HDA_INTSTS_GIS);
AZ_WRITE_4(az, DPLBASE, 0);
AZ_WRITE_4(az, DPUBASE, 0);
/* 4.4.1 Command Outbound Ring Buffer */
if (azalia_init_corb(az, reinit))
goto err_exit;
/* 4.4.2 Response Inbound Ring Buffer */
if (azalia_init_rirb(az, reinit))
goto err_exit;
AZ_WRITE_4(az, INTCTL,
AZ_READ_4(az, INTCTL) | HDA_INTCTL_CIE | HDA_INTCTL_GIE);
c = -1;
for (i = 0; i < az->ncodecs; i++) {
err = azalia_codec_init(&az->codecs[i], reinit, az->subid);
if (!err && c < 0)
c = i;
}
if (c < 0)
goto err_exit;
/* Use the first audio codec */
az->codecno = c;
DPRINTF(("%s: using the #%d codec\n",
device_xname(az->dev), az->codecno));
if (az->codecs[c].dacs.ngroups <= 0)
az->mode_cap &= ~AUMODE_PLAY;
if (az->codecs[c].adcs.ngroups <= 0)
az->mode_cap &= ~AUMODE_RECORD;
/* Use stream#1 and #2. Don't use stream#0. */
if (reinit == 0) {
if (azalia_stream_init(&az->pstream, az, az->nistreams + 0,
1, AUMODE_PLAY))
goto err_exit;
if (azalia_stream_init(&az->rstream, az, 0, 2, AUMODE_RECORD))
goto err_exit;
az->audiodev = audio_attach_mi(&azalia_hw_if, az, az->dev);
}
return;
err_exit:
azalia_pci_detach(self, 0);
return;
}
static int
azalia_init_corb(azalia_t *az, int reinit)
{
int entries, err, i;
uint16_t corbrp, corbwp;
uint8_t corbsize, cap, corbctl;
/* stop the CORB */
corbctl = AZ_READ_1(az, CORBCTL);
if (corbctl & HDA_CORBCTL_CORBRUN) { /* running? */
AZ_WRITE_1(az, CORBCTL, corbctl & ~HDA_CORBCTL_CORBRUN);
for (i = 5000; i >= 0; i--) {
DELAY(10);
corbctl = AZ_READ_1(az, CORBCTL);
if ((corbctl & HDA_CORBCTL_CORBRUN) == 0)
break;
}
if (i <= 0) {
aprint_error_dev(az->dev, "CORB is running\n");
return EBUSY;
}
}
/* determine CORB size */
corbsize = AZ_READ_1(az, CORBSIZE);
cap = corbsize & HDA_CORBSIZE_CORBSZCAP_MASK;
corbsize &= ~HDA_CORBSIZE_CORBSIZE_MASK;
if (cap & HDA_CORBSIZE_CORBSZCAP_256) {
entries = 256;
corbsize |= HDA_CORBSIZE_CORBSIZE_256;
} else if (cap & HDA_CORBSIZE_CORBSZCAP_16) {
entries = 16;
corbsize |= HDA_CORBSIZE_CORBSIZE_16;
} else if (cap & HDA_CORBSIZE_CORBSZCAP_2) {
entries = 2;
corbsize |= HDA_CORBSIZE_CORBSIZE_2;
} else {
aprint_error_dev(az->dev, "Invalid CORBSZCAP: 0x%2x\n", cap);
return -1;
}
if (reinit == 0) {
err = azalia_alloc_dmamem(az, entries * sizeof(corb_entry_t),
128, &az->corb_dma);
if (err) {
aprint_error_dev(az->dev, "can't allocate CORB buffer\n");
return err;
}
}
AZ_WRITE_4(az, CORBLBASE, (uint32_t)AZALIA_DMA_DMAADDR(&az->corb_dma));
AZ_WRITE_4(az, CORBUBASE, PTR_UPPER32(AZALIA_DMA_DMAADDR(&az->corb_dma)));
AZ_WRITE_1(az, CORBSIZE, corbsize);
az->corb_size = entries;
DPRINTF(("%s: CORB allocation succeeded.\n", __func__));
/* reset CORBRP */
corbrp = AZ_READ_2(az, CORBRP);
AZ_WRITE_2(az, CORBRP, corbrp | HDA_CORBRP_CORBRPRST);
AZ_WRITE_2(az, CORBRP, corbrp & ~HDA_CORBRP_CORBRPRST);
for (i = 5000; i >= 0; i--) {
DELAY(10);
corbrp = AZ_READ_2(az, CORBRP);
if ((corbrp & HDA_CORBRP_CORBRPRST) == 0)
break;
}
if (i <= 0) {
aprint_error_dev(az->dev, "CORBRP reset failure\n");
return -1;
}
DPRINTF(("%s: CORBWP=%d; size=%d\n", __func__,
AZ_READ_2(az, CORBRP) & HDA_CORBRP_CORBRP, az->corb_size));
/* clear CORBWP */
corbwp = AZ_READ_2(az, CORBWP);
AZ_WRITE_2(az, CORBWP, corbwp & ~HDA_CORBWP_CORBWP);
/* Run! */
corbctl = AZ_READ_1(az, CORBCTL);
AZ_WRITE_1(az, CORBCTL, corbctl | HDA_CORBCTL_CORBRUN);
return 0;
}
static int
azalia_delete_corb(azalia_t *az)
{
int i;
uint8_t corbctl;
if (az->corb_dma.addr == NULL)
return 0;
/* stop the CORB */
corbctl = AZ_READ_1(az, CORBCTL);
AZ_WRITE_1(az, CORBCTL, corbctl & ~HDA_CORBCTL_CORBRUN);
for (i = 5000; i >= 0; i--) {
DELAY(10);
corbctl = AZ_READ_1(az, CORBCTL);
if ((corbctl & HDA_CORBCTL_CORBRUN) == 0)
break;
}
azalia_free_dmamem(az, &az->corb_dma);
return 0;
}
static int
azalia_init_rirb(azalia_t *az, int reinit)
{
int entries, err, i;
uint16_t rirbwp;
uint8_t rirbsize, cap, rirbctl;
/* stop the RIRB */
rirbctl = AZ_READ_1(az, RIRBCTL);
if (rirbctl & HDA_RIRBCTL_RIRBDMAEN) { /* running? */
AZ_WRITE_1(az, RIRBCTL, rirbctl & ~HDA_RIRBCTL_RIRBDMAEN);
for (i = 5000; i >= 0; i--) {
DELAY(10);
rirbctl = AZ_READ_1(az, RIRBCTL);
if ((rirbctl & HDA_RIRBCTL_RIRBDMAEN) == 0)
break;
}
if (i <= 0) {
aprint_error_dev(az->dev, "RIRB is running\n");
return EBUSY;
}
}
/* determine RIRB size */
rirbsize = AZ_READ_1(az, RIRBSIZE);
cap = rirbsize & HDA_RIRBSIZE_RIRBSZCAP_MASK;
rirbsize &= ~HDA_RIRBSIZE_RIRBSIZE_MASK;
if (cap & HDA_RIRBSIZE_RIRBSZCAP_256) {
entries = 256;
rirbsize |= HDA_RIRBSIZE_RIRBSIZE_256;
} else if (cap & HDA_RIRBSIZE_RIRBSZCAP_16) {
entries = 16;
rirbsize |= HDA_RIRBSIZE_RIRBSIZE_16;
} else if (cap & HDA_RIRBSIZE_RIRBSZCAP_2) {
entries = 2;
rirbsize |= HDA_RIRBSIZE_RIRBSIZE_2;
} else {
aprint_error_dev(az->dev, "Invalid RIRBSZCAP: 0x%2x\n", cap);
return -1;
}
if (reinit == 0) {
err = azalia_alloc_dmamem(az, entries * sizeof(rirb_entry_t),
128, &az->rirb_dma);
if (err) {
aprint_error_dev(az->dev, "can't allocate RIRB buffer\n");
return err;
}
}
AZ_WRITE_4(az, RIRBLBASE, (uint32_t)AZALIA_DMA_DMAADDR(&az->rirb_dma));
AZ_WRITE_4(az, RIRBUBASE, PTR_UPPER32(AZALIA_DMA_DMAADDR(&az->rirb_dma)));
AZ_WRITE_1(az, RIRBSIZE, rirbsize);
az->rirb_size = entries;
DPRINTF(("%s: RIRB allocation succeeded.\n", __func__));
/* setup the unsolicited response queue */
az->unsolq_rp = 0;
az->unsolq_wp = 0;
az->unsolq_kick = FALSE;
if (reinit == 0) {
az->unsolq = malloc(sizeof(rirb_entry_t) * UNSOLQ_SIZE,
M_DEVBUF, M_ZERO | M_NOWAIT);
} else {
memset(az->unsolq, 0, sizeof(rirb_entry_t) * UNSOLQ_SIZE);
}
if (az->unsolq == NULL) {
aprint_error_dev(az->dev, "can't allocate unsolicited response queue.\n");
azalia_free_dmamem(az, &az->rirb_dma);
return ENOMEM;
}
#if notyet
rirbctl = AZ_READ_1(az, RIRBCTL);
AZ_WRITE_1(az, RIRBCTL, rirbctl & ~HDA_RIRBCTL_RINTCTL);
#endif
/* reset the write pointer */
rirbwp = AZ_READ_2(az, RIRBWP);
AZ_WRITE_2(az, RIRBWP, rirbwp | HDA_RIRBWP_RIRBWPRST);
/* clear the read pointer */
az->rirb_rp = AZ_READ_2(az, RIRBWP) & HDA_RIRBWP_RIRBWP;
DPRINTF(("%s: RIRBRP=%d, size=%d\n", __func__, az->rirb_rp, az->rirb_size));
AZ_WRITE_2(az, RINTCNT, 1);
/* Run! */
rirbctl = AZ_READ_1(az, RIRBCTL);
AZ_WRITE_1(az, RIRBCTL, rirbctl | HDA_RIRBCTL_RIRBDMAEN | HDA_RIRBCTL_RINTCTL);
return 0;
}
static int
azalia_delete_rirb(azalia_t *az)
{
int i;
uint8_t rirbctl;
if (az->unsolq != NULL) {
free(az->unsolq, M_DEVBUF);
az->unsolq = NULL;
}
if (az->rirb_dma.addr == NULL)
return 0;
/* stop the RIRB */
rirbctl = AZ_READ_1(az, RIRBCTL);
AZ_WRITE_1(az, RIRBCTL, rirbctl & ~HDA_RIRBCTL_RIRBDMAEN);
for (i = 5000; i >= 0; i--) {
DELAY(10);
rirbctl = AZ_READ_1(az, RIRBCTL);
if ((rirbctl & HDA_RIRBCTL_RIRBDMAEN) == 0)
break;
}
azalia_free_dmamem(az, &az->rirb_dma);
return 0;
}
static int
azalia_set_command(const azalia_t *az, int caddr, nid_t nid, uint32_t control,
uint32_t param)
{
corb_entry_t *corb;
int wp;
uint32_t verb;
uint16_t corbwp;
#ifdef DIAGNOSTIC
if ((AZ_READ_1(az, CORBCTL) & HDA_CORBCTL_CORBRUN) == 0) {
aprint_error_dev(az->dev, "CORB is not running.\n");
return -1;
}
#endif
verb = (caddr << 28) | (nid << 20) | (control << 8) | param;
corbwp = AZ_READ_2(az, CORBWP);
wp = corbwp & HDA_CORBWP_CORBWP;
corb = (corb_entry_t*)az->corb_dma.addr;
if (++wp >= az->corb_size)
wp = 0;
corb[wp] = verb;
AZ_WRITE_2(az, CORBWP, (corbwp & ~HDA_CORBWP_CORBWP) | wp);
#if 0
DPRINTF(("%s: caddr=%d nid=%d control=0x%x param=0x%x verb=0x%8.8x wp=%d\n",
__func__, caddr, nid, control, param, verb, wp));
#endif
return 0;
}
static int
azalia_get_response(azalia_t *az, uint32_t *result)
{
const rirb_entry_t *rirb;
int i;
uint16_t wp;
#ifdef DIAGNOSTIC
if ((AZ_READ_1(az, RIRBCTL) & HDA_RIRBCTL_RIRBDMAEN) == 0) {
aprint_error_dev(az->dev, "RIRB is not running.\n");
return -1;
}
#endif
for (i = 5000; i >= 0; i--) {
wp = AZ_READ_2(az, RIRBWP) & HDA_RIRBWP_RIRBWP;
if (az->rirb_rp != wp)
break;
DELAY(10);
}
if (i <= 0) {
aprint_error_dev(az->dev, "RIRB time out\n");
return ETIMEDOUT;
}
rirb = (rirb_entry_t*)az->rirb_dma.addr;
for (;;) {
if (++az->rirb_rp >= az->rirb_size)
az->rirb_rp = 0;
if (rirb[az->rirb_rp].resp_ex & RIRB_RESP_UNSOL) {
az->unsolq[az->unsolq_wp].resp = rirb[az->rirb_rp].resp;
az->unsolq[az->unsolq_wp++].resp_ex = rirb[az->rirb_rp].resp_ex;
az->unsolq_wp %= UNSOLQ_SIZE;
} else
break;
}
if (result != NULL)
*result = rirb[az->rirb_rp].resp;
azalia_rirb_kick_unsol_events(az);
#if 0
DPRINTF(("%s: rirbwp=%d rp=%d resp1=0x%8.8x resp2=0x%8.8x\n",
__func__, wp, az->rirb_rp, rirb[az->rirb_rp].resp,
rirb[az->rirb_rp].resp_ex));
for (i = 0; i < 16 /*az->rirb_size*/; i++) {
DPRINTF(("rirb[%d] 0x%8.8x:0x%8.8x ", i, rirb[i].resp, rirb[i].resp_ex));
if ((i % 2) == 1)
DPRINTF(("\n"));
}
#endif
return 0;
}
static void
azalia_rirb_kick_unsol_events(azalia_t *az)
{
if (az->unsolq_kick)
return;
az->unsolq_kick = TRUE;
while (az->unsolq_rp != az->unsolq_wp) {
int i;
int tag;
codec_t *codec;
i = RIRB_RESP_CODEC(az->unsolq[az->unsolq_rp].resp_ex);
tag = RIRB_UNSOL_TAG(az->unsolq[az->unsolq_rp].resp);
codec = &az->codecs[i];
DPRINTF(("%s: codec#=%d tag=%d\n", __func__, i, tag));
az->unsolq_rp++;
az->unsolq_rp %= UNSOLQ_SIZE;
if (codec->unsol_event != NULL)
codec->unsol_event(codec, tag);
}
az->unsolq_kick = FALSE;
}
static void
azalia_rirb_intr(azalia_t *az)
{
const rirb_entry_t *rirb;
uint16_t wp, newrp;
wp = AZ_READ_2(az, RIRBWP) & HDA_RIRBWP_RIRBWP;
if (az->rirb_rp == wp)
return; /* interrupted but no data in RIRB */
/* Copy the first sequence of unsolicited reponses in the RIRB to
* unsolq. Don't consume non-unsolicited responses. */
rirb = (rirb_entry_t*)az->rirb_dma.addr;
while (az->rirb_rp != wp) {
newrp = az->rirb_rp + 1;
if (newrp >= az->rirb_size)
newrp = 0;
if (rirb[newrp].resp_ex & RIRB_RESP_UNSOL) {
az->unsolq[az->unsolq_wp].resp = rirb[newrp].resp;
az->unsolq[az->unsolq_wp++].resp_ex = rirb[newrp].resp_ex;
az->unsolq_wp %= UNSOLQ_SIZE;
az->rirb_rp = newrp;
} else {
break;
}
}
azalia_rirb_kick_unsol_events(az);
}
static int
azalia_alloc_dmamem(azalia_t *az, size_t size, size_t align, azalia_dma_t *d)
{
int err;
int nsegs;
d->size = size;
err = bus_dmamem_alloc(az->dmat, size, align, 0, d->segments, 1,
&nsegs, BUS_DMA_NOWAIT);
if (err)
return err;
if (nsegs != 1)
goto free;
err = bus_dmamem_map(az->dmat, d->segments, 1, size,
&d->addr, BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_NOCACHE);
if (err)
goto free;
err = bus_dmamap_create(az->dmat, size, 1, size, 0,
BUS_DMA_NOWAIT, &d->map);
if (err)
goto unmap;
err = bus_dmamap_load(az->dmat, d->map, d->addr, size,
NULL, BUS_DMA_NOWAIT);
if (err)
goto destroy;
if (!az->ok64 && PTR_UPPER32(AZALIA_DMA_DMAADDR(d)) != 0) {
azalia_free_dmamem(az, d);
return -1;
}
return 0;
destroy:
bus_dmamap_destroy(az->dmat, d->map);
unmap:
bus_dmamem_unmap(az->dmat, d->addr, size);
free:
bus_dmamem_free(az->dmat, d->segments, 1);
d->addr = NULL;
return err;
}
static int
azalia_free_dmamem(const azalia_t *az, azalia_dma_t* d)
{
if (d->addr == NULL)
return 0;
bus_dmamap_unload(az->dmat, d->map);
bus_dmamap_destroy(az->dmat, d->map);
bus_dmamem_unmap(az->dmat, d->addr, d->size);
bus_dmamem_free(az->dmat, d->segments, 1);
d->addr = NULL;
return 0;
}
/* ================================================================
* HDA coodec functions
* ================================================================ */
static int
azalia_codec_init(codec_t *this, int reinit, uint32_t subid)
{
#define LEAD_LEN 100
char lead[LEAD_LEN];
uint32_t rev, id, result;
int err, addr, n, i;
this->comresp = azalia_codec_comresp;
addr = this->address;
DPRINTF(("%s: information of codec[%d] follows:\n",
device_xname(this->dev), addr));
/* codec vendor/device/revision */
err = this->comresp(this, CORB_NID_ROOT, CORB_GET_PARAMETER,
COP_REVISION_ID, &rev);
if (err)
return err;
err = this->comresp(this, CORB_NID_ROOT, CORB_GET_PARAMETER,
COP_VENDOR_ID, &id);
if (err)
return err;
this->vid = id;
this->subid = subid;
if (!reinit) {
err = azalia_codec_init_vtbl(this);
if (err)
return err;
}
if (!reinit) {
aprint_normal("%s: codec[%d]: ", device_xname(this->dev), addr);
if (this->name == NULL) {
aprint_normal("0x%4.4x/0x%4.4x (rev. %u.%u)",
id >> 16, id & 0xffff,
COP_RID_REVISION(rev), COP_RID_STEPPING(rev));
} else {
aprint_normal("%s (rev. %u.%u)", this->name,
COP_RID_REVISION(rev), COP_RID_STEPPING(rev));
}
aprint_normal(", HDA rev. %u.%u\n",
COP_RID_MAJ(rev), COP_RID_MIN(rev));
}
/* identify function nodes */
err = this->comresp(this, CORB_NID_ROOT, CORB_GET_PARAMETER,
COP_SUBORDINATE_NODE_COUNT, &result);
if (err)
return err;
this->nfunctions = COP_NSUBNODES(result);
if (COP_NSUBNODES(result) <= 0) {
aprint_error("%s: No function groups\n",
device_xname(this->dev));
return -1;
}
/* iterate function nodes and find an audio function */
n = COP_START_NID(result);
DPRINTF(("%s: nidstart=%d #functions=%d\n",
__func__, n, this->nfunctions));
this->audiofunc = -1;
for (i = 0; i < this->nfunctions; i++) {
err = this->comresp(this, n + i, CORB_GET_PARAMETER,
COP_FUNCTION_GROUP_TYPE, &result);
if (err)
continue;
DPRINTF(("%s: FTYPE result = 0x%8.8x\n", __func__, result));
if (COP_FTYPE(result) == COP_FTYPE_AUDIO) {
this->audiofunc = n + i;
break; /* XXX multiple audio functions? */
} else if (COP_FTYPE(result) == COP_FTYPE_MODEM && !reinit) {
aprint_normal("%s: codec[%d]: No support for modem "
"function groups\n",
device_xname(this->dev), addr);
}
}
if (this->audiofunc < 0 && !reinit) {
aprint_verbose("%s: codec[%d] has no audio function groups\n",
device_xname(this->dev), addr);
return -1;
}
/* power the audio function */
this->comresp(this, this->audiofunc, CORB_SET_POWER_STATE, CORB_PS_D0, &result);
DELAY(100);
/* check widgets in the audio function */
err = this->comresp(this, this->audiofunc,
CORB_GET_PARAMETER, COP_SUBORDINATE_NODE_COUNT, &result);
if (err)
return err;
DPRINTF(("%s: There are %d widgets in the audio function.\n",
__func__, COP_NSUBNODES(result)));
this->wstart = COP_START_NID(result);
if (this->wstart < 2) {
if (!reinit)
aprint_error("%s: invalid node structure\n",
device_xname(this->dev));
return -1;
}
this->wend = this->wstart + COP_NSUBNODES(result);
if (!reinit) {
this->w = malloc(sizeof(widget_t) * this->wend, M_DEVBUF,
M_ZERO | M_NOWAIT);
if (this->w == NULL) {
aprint_error("%s: out of memory\n",
device_xname(this->dev));
return ENOMEM;
}
} else
memset(this->w, 0, sizeof(widget_t) * this->wend);
/* query the base parameters */
this->comresp(this, this->audiofunc, CORB_GET_PARAMETER,
COP_STREAM_FORMATS, &result);
this->w[this->audiofunc].d.audio.encodings = result;
this->comresp(this, this->audiofunc, CORB_GET_PARAMETER,
COP_PCM, &result);
this->w[this->audiofunc].d.audio.bits_rates = result;
this->comresp(this, this->audiofunc, CORB_GET_PARAMETER,
COP_INPUT_AMPCAP, &result);
this->w[this->audiofunc].inamp_cap = result;
this->comresp(this, this->audiofunc, CORB_GET_PARAMETER,
COP_OUTPUT_AMPCAP, &result);
this->w[this->audiofunc].outamp_cap = result;
lead[0] = 0;
#ifdef AZALIA_DEBUG
snprintf(lead, LEAD_LEN, "%s: ", device_xname(this->dev));
azalia_widget_print_audio(&this->w[this->audiofunc], lead, -1);
result = this->w[this->audiofunc].inamp_cap;
DPRINTF(("%sinamp: mute=%u size=%u steps=%u offset=%u\n", lead,
(result & COP_AMPCAP_MUTE) != 0, COP_AMPCAP_STEPSIZE(result),
COP_AMPCAP_NUMSTEPS(result), COP_AMPCAP_OFFSET(result)));
result = this->w[this->audiofunc].outamp_cap;
DPRINTF(("%soutamp: mute=%u size=%u steps=%u offset=%u\n", lead,
(result & COP_AMPCAP_MUTE) != 0, COP_AMPCAP_STEPSIZE(result),
COP_AMPCAP_NUMSTEPS(result), COP_AMPCAP_OFFSET(result)));
#endif
strlcpy(this->w[CORB_NID_ROOT].name, "root",
sizeof(this->w[CORB_NID_ROOT].name));
strlcpy(this->w[this->audiofunc].name, "hdaudio",
sizeof(this->w[this->audiofunc].name));
FOR_EACH_WIDGET(this, i) {
err = azalia_widget_init(&this->w[i], this, i, lead);
if (err)
return err;
}
#if defined(AZALIA_DEBUG) && defined(AZALIA_DEBUG_DOT)
DPRINTF(("-------- Graphviz DOT starts\n"));
if (this->name == NULL) {
DPRINTF(("digraph \"0x%4.4x/0x%4.4x (rev. %u.%u)\" {\n",
id >> 16, id & 0xffff,
COP_RID_REVISION(rev), COP_RID_STEPPING(rev)));
} else {
DPRINTF(("digraph \"%s (rev. %u.%u)\" {\n", this->name,
COP_RID_REVISION(rev), COP_RID_STEPPING(rev)));
}
FOR_EACH_WIDGET(this, i) {
const widget_t *w;
int j;
w = &this->w[i];
switch (w->type) {
case COP_AWTYPE_AUDIO_OUTPUT:
DPRINTF((" %s [shape=box,style=filled,fillcolor=\""
"#88ff88\"];\n", w->name));
break;
case COP_AWTYPE_AUDIO_INPUT:
DPRINTF((" %s [shape=box,style=filled,fillcolor=\""
"#ff8888\"];\n", w->name));
break;
case COP_AWTYPE_AUDIO_MIXER:
DPRINTF((" %s [shape=invhouse];\n", w->name));
break;
case COP_AWTYPE_AUDIO_SELECTOR:
DPRINTF((" %s [shape=invtrapezium];\n", w->name));
break;
case COP_AWTYPE_PIN_COMPLEX:
DPRINTF((" %s [label=\"%s\\ndevice=%s\",style=filled",
w->name, w->name, pin_devices[w->d.pin.device]));
if (w->d.pin.cap & COP_PINCAP_OUTPUT &&
w->d.pin.cap & COP_PINCAP_INPUT)
DPRINTF((",shape=doublecircle,fillcolor=\""
"#ffff88\"];\n"));
else if (w->d.pin.cap & COP_PINCAP_OUTPUT)
DPRINTF((",shape=circle,fillcolor=\"#88ff88\"];\n"));
else
DPRINTF((",shape=circle,fillcolor=\"#ff8888\"];\n"));
break;
}
if ((w->widgetcap & COP_AWCAP_CONNLIST) == 0)
continue;
for (j = 0; j < w->nconnections; j++) {
int src = w->connections[j];
if (!VALID_WIDGET_NID(src, this))
continue;
DPRINTF((" %s -> %s [sametail=%s];\n",
this->w[src].name, w->name, this->w[src].name));
}
}
DPRINTF((" {rank=min;"));
FOR_EACH_WIDGET(this, i) {
const widget_t *w;
w = &this->w[i];
switch (w->type) {
case COP_AWTYPE_AUDIO_OUTPUT:
case COP_AWTYPE_AUDIO_INPUT:
DPRINTF((" %s;", w->name));
break;
}
}
DPRINTF(("}\n"));
DPRINTF((" {rank=max;"));
FOR_EACH_WIDGET(this, i) {
const widget_t *w;
w = &this->w[i];
switch (w->type) {
case COP_AWTYPE_PIN_COMPLEX:
DPRINTF((" %s;", w->name));
break;
}
}
DPRINTF(("}\n"));
DPRINTF(("}\n"));
DPRINTF(("-------- Graphviz DOT ends\n"));
#endif /* AZALIA_DEBUG && AZALIA_DEBUG_DOT */
err = this->init_dacgroup(this);
if (err)
return err;
#ifdef AZALIA_DEBUG
for (i = 0; i < this->dacs.ngroups; i++) {
DPRINTF(("%s: dacgroup[%d]:", __func__, i));
for (n = 0; n < this->dacs.groups[i].nconv; n++) {
DPRINTF((" %2.2x", this->dacs.groups[i].conv[n]));
}
DPRINTF(("\n"));
}
#endif
/* set invalid values for azalia_codec_construct_format() to work */
this->dacs.cur = -1;
this->adcs.cur = -1;
err = azalia_codec_construct_format(this,
this->dacs.ngroups > 0 ? 0 : -1,
this->adcs.ngroups > 0 ? 0 : -1);
if (err)
return err;
return this->mixer_init(this);
}
static int
azalia_codec_delete(codec_t *this)
{
if (this->mixer_delete != NULL)
this->mixer_delete(this);
if (this->formats != NULL) {
free(this->formats, M_DEVBUF);
this->formats = NULL;
}
auconv_delete_encodings(this->encodings);
this->encodings = NULL;
if (this->extra != NULL) {
free(this->extra, M_DEVBUF);
this->extra = NULL;
}
return 0;
}
int
azalia_codec_construct_format(codec_t *this, int newdac, int newadc)
{
#ifdef AZALIA_DEBUG
char flagbuf[FLAGBUFLEN];
#endif
const convgroup_t *group;
uint32_t bits_rates;
int prev_dac, prev_adc;
int variation;
int nbits, c, chan, i, err;
nid_t nid;
variation = 0;
chan = 0;
prev_dac = this->dacs.cur;
if (newdac >= 0 && newdac < this->dacs.ngroups) {
this->dacs.cur = newdac;
group = &this->dacs.groups[this->dacs.cur];
bits_rates = this->w[group->conv[0]].d.audio.bits_rates;
nbits = 0;
if (bits_rates & COP_PCM_B8)
nbits++;
if (bits_rates & COP_PCM_B16)
nbits++;
if (bits_rates & COP_PCM_B20)
nbits++;
if (bits_rates & COP_PCM_B24)
nbits++;
if (bits_rates & COP_PCM_B32)
nbits++;
if (nbits == 0) {
aprint_error("%s: invalid PCM format: 0x%8.8x\n",
device_xname(this->dev), bits_rates);
return -1;
}
variation = group->nconv * nbits;
}
prev_adc = this->adcs.cur;
if (newadc >= 0 && newadc < this->adcs.ngroups) {
this->adcs.cur = newadc;
group = &this->adcs.groups[this->adcs.cur];
bits_rates = this->w[group->conv[0]].d.audio.bits_rates;
nbits = 0;
if (bits_rates & COP_PCM_B8)
nbits++;
if (bits_rates & COP_PCM_B16)
nbits++;
if (bits_rates & COP_PCM_B20)
nbits++;
if (bits_rates & COP_PCM_B24)
nbits++;
if (bits_rates & COP_PCM_B32)
nbits++;
if (nbits == 0) {
aprint_error("%s: invalid PCM format: 0x%8.8x\n",
device_xname(this->dev), bits_rates);
return -1;
}
variation += group->nconv * nbits;
}
if (this->formats != NULL)
free(this->formats, M_DEVBUF);
this->nformats = 0;
this->formats = malloc(sizeof(struct audio_format) * variation,
M_DEVBUF, M_ZERO | M_NOWAIT);
if (this->formats == NULL) {
aprint_error("%s: out of memory in %s\n",
device_xname(this->dev), __func__);
return ENOMEM;
}
/* register formats for playback */
if (this->dacs.cur >= 0 && this->dacs.cur < this->dacs.ngroups) {
group = &this->dacs.groups[this->dacs.cur];
for (c = 0; c < group->nconv; c++) {
chan = 0;
bits_rates = ~0;
for (i = 0; i <= c; i++) {
nid = group->conv[i];
chan += WIDGET_CHANNELS(&this->w[nid]);
bits_rates &= this->w[nid].d.audio.bits_rates;
}
azalia_codec_add_bits(this, chan,
bits_rates, AUMODE_PLAY);
}
#ifdef AZALIA_DEBUG
/* print playback capability */
if (prev_dac != this->dacs.cur) {
snprintf(flagbuf, FLAGBUFLEN, "%s: playback: ",
device_xname(this->dev));
azalia_widget_print_audio(&this->w[group->conv[0]],
flagbuf, chan);
}
#endif
}
/* register formats for recording */
if (this->adcs.cur >= 0 && this->adcs.cur < this->adcs.ngroups) {
group = &this->adcs.groups[this->adcs.cur];
for (c = 0; c < group->nconv; c++) {
chan = 0;
bits_rates = ~0;
for (i = 0; i <= c; i++) {
nid = group->conv[i];
chan += WIDGET_CHANNELS(&this->w[nid]);
bits_rates &= this->w[nid].d.audio.bits_rates;
}
azalia_codec_add_bits(this, chan,
bits_rates, AUMODE_RECORD);
}
#ifdef AZALIA_DEBUG
/* print recording capability */
if (prev_adc != this->adcs.cur) {
snprintf(flagbuf, FLAGBUFLEN, "%s: recording: ",
device_xname(this->dev));
azalia_widget_print_audio(&this->w[group->conv[0]],
flagbuf, chan);
}
#endif
}
#ifdef DIAGNOSTIC
if (this->nformats > variation) {
aprint_error("%s: Internal error: the format buffer is too small: "
"nformats=%d variation=%d\n", device_xname(this->dev),
this->nformats, variation);
return ENOMEM;
}
#endif
err = auconv_create_encodings(this->formats, this->nformats,
&this->encodings);
if (err)
return err;
return 0;
}
static void
azalia_codec_add_bits(codec_t *this, int chan, uint32_t bits_rates, int mode)
{
if (bits_rates & COP_PCM_B8)
azalia_codec_add_format(this, chan, 8, 16, bits_rates, mode);
if (bits_rates & COP_PCM_B16)
azalia_codec_add_format(this, chan, 16, 16, bits_rates, mode);
if (bits_rates & COP_PCM_B20)
azalia_codec_add_format(this, chan, 20, 32, bits_rates, mode);
if (bits_rates & COP_PCM_B24)
azalia_codec_add_format(this, chan, 24, 32, bits_rates, mode);
if (bits_rates & COP_PCM_B32)
azalia_codec_add_format(this, chan, 32, 32, bits_rates, mode);
}
static void
azalia_codec_add_format(codec_t *this, int chan, int valid, int prec,
uint32_t rates, int32_t mode)
{
struct audio_format *f;
f = &this->formats[this->nformats++];
f->mode = mode;
f->encoding = AUDIO_ENCODING_SLINEAR_LE;
if (valid == 8 && prec == 8)
f->encoding = AUDIO_ENCODING_ULINEAR_LE;
f->validbits = valid;
f->precision = prec;
f->channels = chan;
switch (chan) {
case 1:
f->channel_mask = AUFMT_MONAURAL;
break;
case 2:
f->channel_mask = AUFMT_STEREO;
break;
case 4:
f->channel_mask = AUFMT_SURROUND4;
break;
case 6:
f->channel_mask = AUFMT_DOLBY_5_1;
break;
case 8:
f->channel_mask = AUFMT_DOLBY_5_1
| AUFMT_SIDE_LEFT | AUFMT_SIDE_RIGHT;
break;
default:
f->channel_mask = 0;
}
f->frequency_type = 0;
if (rates & COP_PCM_R80)
f->frequency[f->frequency_type++] = 8000;
if (rates & COP_PCM_R110)
f->frequency[f->frequency_type++] = 11025;
if (rates & COP_PCM_R160)
f->frequency[f->frequency_type++] = 16000;
if (rates & COP_PCM_R220)
f->frequency[f->frequency_type++] = 22050;
if (rates & COP_PCM_R320)
f->frequency[f->frequency_type++] = 32000;
if (rates & COP_PCM_R441)
f->frequency[f->frequency_type++] = 44100;
if (rates & COP_PCM_R480)
f->frequency[f->frequency_type++] = 48000;
if (rates & COP_PCM_R882)
f->frequency[f->frequency_type++] = 88200;
if (rates & COP_PCM_R960)
f->frequency[f->frequency_type++] = 96000;
if (rates & COP_PCM_R1764)
f->frequency[f->frequency_type++] = 176400;
if (rates & COP_PCM_R1920)
f->frequency[f->frequency_type++] = 192000;
if (rates & COP_PCM_R3840)
f->frequency[f->frequency_type++] = 384000;
}
static int
azalia_codec_comresp(const codec_t *codec, nid_t nid, uint32_t control,
uint32_t param, uint32_t* result)
{
azalia_t *az = device_private(codec->dev);
int err, s;
s = splaudio();
err = azalia_set_command(az, codec->address, nid, control, param);
if (err)
goto EXIT;
err = azalia_get_response(az, result);
EXIT:
splx(s);
return err;
}
static int
azalia_codec_connect_stream(codec_t *this, int dir, uint16_t fmt, int number)
{
const convgroup_t *group;
uint32_t v;
int i, err, startchan, nchan;
nid_t nid;
bool flag222;
DPRINTF(("%s: fmt=0x%4.4x number=%d\n", __func__, fmt, number));
err = 0;
if (dir == AUMODE_RECORD)
group = &this->adcs.groups[this->adcs.cur];
else
group = &this->dacs.groups[this->dacs.cur];
flag222 = group->nconv >= 3 &&
(WIDGET_CHANNELS(&this->w[group->conv[0]]) == 2) &&
(WIDGET_CHANNELS(&this->w[group->conv[1]]) == 2) &&
(WIDGET_CHANNELS(&this->w[group->conv[2]]) == 2);
nchan = (fmt & HDA_SD_FMT_CHAN) + 1;
startchan = 0;
for (i = 0; i < group->nconv; i++) {
uint32_t stream_chan;
nid = group->conv[i];
/* surround and c/lfe handling */
if (nchan >= 6 && flag222 && i == 1) {
nid = group->conv[2];
} else if (nchan >= 6 && flag222 && i == 2) {
nid = group->conv[1];
}
err = this->comresp(this, nid, CORB_SET_CONVERTER_FORMAT, fmt, NULL);
if (err)
goto exit;
stream_chan = (number << 4) | startchan;
if (startchan >= nchan)
stream_chan = 0; /* stream#0 */
err = this->comresp(this, nid, CORB_SET_CONVERTER_STREAM_CHANNEL,
stream_chan, NULL);
if (err)
goto exit;
if (this->w[nid].widgetcap & COP_AWCAP_DIGITAL) {
/* enable S/PDIF */
this->comresp(this, nid, CORB_GET_DIGITAL_CONTROL,
0, &v);
v = (v & 0xff) | CORB_DCC_DIGEN;
this->comresp(this, nid, CORB_SET_DIGITAL_CONTROL_L,
v, NULL);
}
startchan += WIDGET_CHANNELS(&this->w[nid]);
}
exit:
DPRINTF(("%s: leave with %d\n", __func__, err));
return err;
}
static int
azalia_codec_disconnect_stream(codec_t *this, int dir)
{
const convgroup_t *group;
uint32_t v;
int i;
nid_t nid;
if (dir == AUMODE_RECORD)
group = &this->adcs.groups[this->adcs.cur];
else
group = &this->dacs.groups[this->dacs.cur];
for (i = 0; i < group->nconv; i++) {
nid = group->conv[i];
this->comresp(this, nid, CORB_SET_CONVERTER_STREAM_CHANNEL,
0, NULL); /* stream#0 */
if (this->w[nid].widgetcap & COP_AWCAP_DIGITAL) {
/* disable S/PDIF */
this->comresp(this, nid, CORB_GET_DIGITAL_CONTROL, 0, &v);
v = (v & ~CORB_DCC_DIGEN) & 0xff;
this->comresp(this, nid, CORB_SET_DIGITAL_CONTROL_L, v, NULL);
}
}
return 0;
}
/* ================================================================
* HDA widget functions
* ================================================================ */
static int
azalia_widget_init(widget_t *this, const codec_t *codec,
nid_t nid, const char *lead)
{
char flagbuf[FLAGBUFLEN];
uint32_t result;
int err;
err = codec->comresp(codec, nid, CORB_GET_PARAMETER,
COP_AUDIO_WIDGET_CAP, &result);
if (err)
return err;
this->nid = nid;
this->widgetcap = result;
this->type = COP_AWCAP_TYPE(result);
snprintb(flagbuf, sizeof(flagbuf),
"\20\014LRSWAP\013POWER\012DIGITAL"
"\011CONNLIST\010UNSOL\07PROC\06STRIPE\05FORMATOV\04AMPOV\03OUTAMP"
"\02INAMP\01STEREO", this->widgetcap);
DPRINTF(("%s: ", device_xname(codec->dev)));
if (this->widgetcap & COP_AWCAP_POWER) {
codec->comresp(codec, nid, CORB_SET_POWER_STATE, CORB_PS_D0, &result);
DELAY(100);
}
switch (this->type) {
case COP_AWTYPE_AUDIO_OUTPUT:
snprintf(this->name, sizeof(this->name), "dac%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
azalia_widget_init_audio(this, codec, lead);
break;
case COP_AWTYPE_AUDIO_INPUT:
snprintf(this->name, sizeof(this->name), "adc%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
azalia_widget_init_audio(this, codec, lead);
break;
case COP_AWTYPE_AUDIO_MIXER:
snprintf(this->name, sizeof(this->name), "mix%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
break;
case COP_AWTYPE_AUDIO_SELECTOR:
snprintf(this->name, sizeof(this->name), "sel%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
break;
case COP_AWTYPE_PIN_COMPLEX:
azalia_widget_init_pin(this, codec);
snprintf(this->name, sizeof(this->name), "%s%2.2x",
pin_colors[this->d.pin.color], nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
azalia_widget_print_pin(this, lead);
break;
case COP_AWTYPE_POWER:
snprintf(this->name, sizeof(this->name), "pow%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
break;
case COP_AWTYPE_VOLUME_KNOB:
snprintf(this->name, sizeof(this->name), "volume%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
err = codec->comresp(codec, nid, CORB_GET_PARAMETER,
COP_VOLUME_KNOB_CAPABILITIES, &result);
if (!err) {
this->d.volume.cap = result;
DPRINTF(("%sdelta=%d steps=%d\n", lead,
!!(result & COP_VKCAP_DELTA),
COP_VKCAP_NUMSTEPS(result)));
}
break;
case COP_AWTYPE_BEEP_GENERATOR:
snprintf(this->name, sizeof(this->name), "beep%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
break;
default:
snprintf(this->name, sizeof(this->name), "widget%2.2x", nid);
DPRINTF(("%s wcap=%s\n", this->name, flagbuf));
break;
}
azalia_widget_init_connection(this, codec, lead);
/* amplifier information */
if (this->widgetcap & COP_AWCAP_INAMP) {
if (this->widgetcap & COP_AWCAP_AMPOV)
codec->comresp(codec, nid, CORB_GET_PARAMETER,
COP_INPUT_AMPCAP, &this->inamp_cap);
else
this->inamp_cap = codec->w[codec->audiofunc].inamp_cap;
DPRINTF(("%sinamp: mute=%u size=%u steps=%u offset=%u\n",
lead, (this->inamp_cap & COP_AMPCAP_MUTE) != 0,
COP_AMPCAP_STEPSIZE(this->inamp_cap),
COP_AMPCAP_NUMSTEPS(this->inamp_cap),
COP_AMPCAP_OFFSET(this->inamp_cap)));
}
if (this->widgetcap & COP_AWCAP_OUTAMP) {
if (this->widgetcap & COP_AWCAP_AMPOV)
codec->comresp(codec, nid, CORB_GET_PARAMETER,
COP_OUTPUT_AMPCAP, &this->outamp_cap);
else
this->outamp_cap = codec->w[codec->audiofunc].outamp_cap;
DPRINTF(("%soutamp: mute=%u size=%u steps=%u offset=%u\n",
lead, (this->outamp_cap & COP_AMPCAP_MUTE) != 0,
COP_AMPCAP_STEPSIZE(this->outamp_cap),
COP_AMPCAP_NUMSTEPS(this->outamp_cap),
COP_AMPCAP_OFFSET(this->outamp_cap)));
}
if (codec->init_widget != NULL)
codec->init_widget(codec, this, nid);
return 0;
}
static int
azalia_widget_init_audio(widget_t *this, const codec_t *codec, const char *lead)
{
uint32_t result;
int err;
/* check audio format */
if (this->widgetcap & COP_AWCAP_FORMATOV) {
err = codec->comresp(codec, this->nid,
CORB_GET_PARAMETER, COP_STREAM_FORMATS, &result);
if (err)
return err;
this->d.audio.encodings = result;
if (result == 0) { /* quirk for CMI9880.
* This must not occuur usually... */
this->d.audio.encodings =
codec->w[codec->audiofunc].d.audio.encodings;
this->d.audio.bits_rates =
codec->w[codec->audiofunc].d.audio.bits_rates;
} else {
if ((result & COP_STREAM_FORMAT_PCM) == 0) {
aprint_error("%s: %s: No PCM support: %x\n",
device_xname(codec->dev), this->name, result);
return -1;
}
err = codec->comresp(codec, this->nid, CORB_GET_PARAMETER,
COP_PCM, &result);
if (err)
return err;
this->d.audio.bits_rates = result;
}
} else {
this->d.audio.encodings =
codec->w[codec->audiofunc].d.audio.encodings;
this->d.audio.bits_rates =
codec->w[codec->audiofunc].d.audio.bits_rates;
}
#ifdef AZALIA_DEBUG
azalia_widget_print_audio(this, lead, -1);
#endif
return 0;
}
#ifdef AZALIA_DEBUG
static int
azalia_widget_print_audio(const widget_t *this, const char *lead, int channels)
{
char flagbuf[FLAGBUFLEN];
snprintb(flagbuf, sizeof(flagbuf),
"\20\3AC3\2FLOAT32\1PCM", this->d.audio.encodings);
if (channels < 0) {
aprint_normal("%sencodings=%s\n", lead, flagbuf);
} else if (this->widgetcap & COP_AWCAP_DIGITAL) {
aprint_normal("%smax channels=%d, DIGITAL, encodings=%s\n",
lead, channels, flagbuf);
} else {
aprint_normal("%smax channels=%d, encodings=%s\n",
lead, channels, flagbuf);
}
snprintb(flagbuf, sizeof(flagbuf),
"\20\x15""32bit\x14""24bit\x13""20bit"
"\x12""16bit\x11""8bit""\x0c""384kHz\x0b""192kHz\x0a""176.4kHz"
"\x09""96kHz\x08""88.2kHz\x07""48kHz\x06""44.1kHz\x05""32kHz\x04"
"22.05kHz\x03""16kHz\x02""11.025kHz\x01""8kHz",
this->d.audio.bits_rates);
aprint_normal("%sPCM formats=%s\n", lead, flagbuf);
return 0;
}
#endif
static int
azalia_widget_init_pin(widget_t *this, const codec_t *codec)
{
uint32_t result;
int err;
err = codec->comresp(codec, this->nid, CORB_GET_CONFIGURATION_DEFAULT,
0, &result);
if (err)
return err;
this->d.pin.config = result;
this->d.pin.sequence = CORB_CD_SEQUENCE(result);
this->d.pin.association = CORB_CD_ASSOCIATION(result);
this->d.pin.color = CORB_CD_COLOR(result);
this->d.pin.device = CORB_CD_DEVICE(result);
err = codec->comresp(codec, this->nid, CORB_GET_PARAMETER,
COP_PINCAP, &result);
if (err)
return err;
this->d.pin.cap = result;
/* input pin */
if ((this->d.pin.cap & COP_PINCAP_INPUT) &&
(this->d.pin.cap & COP_PINCAP_OUTPUT) == 0) {
err = codec->comresp(codec, this->nid,
CORB_GET_PIN_WIDGET_CONTROL, 0, &result);
if (err == 0) {
result &= ~CORB_PWC_OUTPUT;
result |= CORB_PWC_INPUT;
codec->comresp(codec, this->nid,
CORB_SET_PIN_WIDGET_CONTROL, result, NULL);
}
}
/* output pin, or bidirectional pin */
if (this->d.pin.cap & COP_PINCAP_OUTPUT) {
err = codec->comresp(codec, this->nid,
CORB_GET_PIN_WIDGET_CONTROL, 0, &result);
if (err == 0) {
result &= ~CORB_PWC_INPUT;
result |= CORB_PWC_OUTPUT;
codec->comresp(codec, this->nid,
CORB_SET_PIN_WIDGET_CONTROL, result, NULL);
}
}
return 0;
}
static int
azalia_widget_print_pin(const widget_t *this, const char *lead)
{
char flagbuf[FLAGBUFLEN];
DPRINTF(("%spin config; device=%s color=%s assoc=%d seq=%d", lead,
pin_devices[this->d.pin.device], pin_colors[this->d.pin.color],
this->d.pin.association, this->d.pin.sequence));
snprintb(flagbuf, sizeof(flagbuf),
"\20\021EAPD\07BALANCE\06INPUT"
"\05OUTPUT\04HEADPHONE\03PRESENCE\02TRIGGER\01IMPEDANCE",
this->d.pin.cap);
DPRINTF((" cap=%s\n", flagbuf));
return 0;
}
static int
azalia_widget_init_connection(widget_t *this, const codec_t *codec,
const char *lead)
{
uint32_t result;
int err;
bool longform;
int length, i;
this->selected = -1;
if ((this->widgetcap & COP_AWCAP_CONNLIST) == 0)
return 0;
err = codec->comresp(codec, this->nid, CORB_GET_PARAMETER,
COP_CONNECTION_LIST_LENGTH, &result);
if (err)
return err;
longform = (result & COP_CLL_LONG) != 0;
length = COP_CLL_LENGTH(result);
if (length == 0)
return 0;
this->nconnections = length;
this->connections = malloc(sizeof(nid_t) * (length + 3),
M_DEVBUF, M_NOWAIT);
if (this->connections == NULL) {
aprint_error("%s: out of memory\n", device_xname(codec->dev));
return ENOMEM;
}
if (longform) {
for (i = 0; i < length;) {
err = codec->comresp(codec, this->nid,
CORB_GET_CONNECTION_LIST_ENTRY, i, &result);
if (err)
return err;
this->connections[i++] = CORB_CLE_LONG_0(result);
this->connections[i++] = CORB_CLE_LONG_1(result);
}
} else {
for (i = 0; i < length;) {
err = codec->comresp(codec, this->nid,
CORB_GET_CONNECTION_LIST_ENTRY, i, &result);
if (err)
return err;
this->connections[i++] = CORB_CLE_SHORT_0(result);
this->connections[i++] = CORB_CLE_SHORT_1(result);
this->connections[i++] = CORB_CLE_SHORT_2(result);
this->connections[i++] = CORB_CLE_SHORT_3(result);
}
}
if (length > 0) {
DPRINTF(("%sconnections=0x%x", lead, this->connections[0]));
for (i = 1; i < length; i++) {
DPRINTF((",0x%x", this->connections[i]));
}
err = codec->comresp(codec, this->nid,
CORB_GET_CONNECTION_SELECT_CONTROL, 0, &result);
if (err)
return err;
this->selected = CORB_CSC_INDEX(result);
DPRINTF(("; selected=0x%x\n", this->connections[result]));
}
return 0;
}
/* ================================================================
* Stream functions
* ================================================================ */
static int
azalia_stream_init(stream_t *this, azalia_t *az, int regindex, int strnum, int dir)
{
int err;
this->az = az;
this->regbase = HDA_SD_BASE + regindex * HDA_SD_SIZE;
this->intr_bit = 1 << regindex;
this->number = strnum;
this->dir = dir;
/* setup BDL buffers */
err = azalia_alloc_dmamem(az, sizeof(bdlist_entry_t) * HDA_BDL_MAX,
128, &this->bdlist);
if (err) {
aprint_error_dev(az->dev, "can't allocate a BDL buffer\n");
return err;
}
return 0;
}
static int
azalia_stream_delete(stream_t *this, azalia_t *az)
{
if (this->bdlist.addr == NULL)
return 0;
azalia_free_dmamem(az, &this->bdlist);
return 0;
}
static int
azalia_stream_reset(stream_t *this)
{
int i;
uint16_t ctl;
if (this->bdlist.addr == NULL)
return EINVAL;
ctl = STR_READ_2(this, CTL);
STR_WRITE_2(this, CTL, ctl | HDA_SD_CTL_SRST);
for (i = 5000; i >= 0; i--) {
DELAY(10);
ctl = STR_READ_2(this, CTL);
if (ctl & HDA_SD_CTL_SRST)
break;
}
if (i <= 0) {
aprint_error_dev(this->az->dev, "stream reset failure 1\n");
return -1;
}
STR_WRITE_2(this, CTL, ctl & ~HDA_SD_CTL_SRST);
for (i = 5000; i >= 0; i--) {
DELAY(10);
ctl = STR_READ_2(this, CTL);
if ((ctl & HDA_SD_CTL_SRST) == 0)
break;
}
if (i <= 0) {
aprint_error_dev(this->az->dev, "stream reset failure 2\n");
return -1;
}
return 0;
}
static int
azalia_stream_start(stream_t *this, void *start, void *end, int blk,
void (*intr)(void *), void *arg, uint16_t fmt)
{
bdlist_entry_t *bdlist;
bus_addr_t dmaaddr;
int err, index;
uint32_t intctl;
uint8_t ctl, ctl2;
DPRINTF(("%s: start=%p end=%p\n", __func__, start, end));
if (this->bdlist.addr == NULL)
return EINVAL;
this->intr = intr;
this->intr_arg = arg;
err = azalia_stream_reset(this);
if (err)
return err;
/* setup BDL */
dmaaddr = AZALIA_DMA_DMAADDR(&this->buffer);
this->dmaend = dmaaddr + ((char *)end - (char *)start);
bdlist = (bdlist_entry_t*)this->bdlist.addr;
for (index = 0; index < HDA_BDL_MAX; index++) {
bdlist[index].low = dmaaddr;
bdlist[index].high = PTR_UPPER32(dmaaddr);
bdlist[index].length = blk;
bdlist[index].flags = BDLIST_ENTRY_IOC;
dmaaddr += blk;
if (dmaaddr >= this->dmaend) {
index++;
break;
}
}
/* The BDL covers the whole of the buffer. */
this->dmanext = AZALIA_DMA_DMAADDR(&this->buffer);
dmaaddr = AZALIA_DMA_DMAADDR(&this->bdlist);
STR_WRITE_4(this, BDPL, dmaaddr);
STR_WRITE_4(this, BDPU, PTR_UPPER32(dmaaddr));
STR_WRITE_2(this, LVI, (index - 1) & HDA_SD_LVI_LVI);
ctl2 = STR_READ_1(this, CTL2);
STR_WRITE_1(this, CTL2,
(ctl2 & ~HDA_SD_CTL2_STRM) | (this->number << HDA_SD_CTL2_STRM_SHIFT));
STR_WRITE_4(this, CBL, ((char *)end - (char *)start));
STR_WRITE_2(this, FMT, fmt);
err = azalia_codec_connect_stream(&this->az->codecs[this->az->codecno],
this->dir, fmt, this->number);
if (err)
return EINVAL;
intctl = AZ_READ_4(this->az, INTCTL);
intctl |= this->intr_bit;
AZ_WRITE_4(this->az, INTCTL, intctl);
ctl = STR_READ_1(this, CTL);
ctl |= ctl | HDA_SD_CTL_DEIE | HDA_SD_CTL_FEIE | HDA_SD_CTL_IOCE | HDA_SD_CTL_RUN;
STR_WRITE_1(this, CTL, ctl);
return 0;
}
static int
azalia_stream_halt(stream_t *this)
{
uint16_t ctl;
if (this->bdlist.addr == NULL)
return EINVAL;
this->intr = this->intr_arg = NULL;
ctl = STR_READ_2(this, CTL);
ctl &= ~(HDA_SD_CTL_DEIE | HDA_SD_CTL_FEIE | HDA_SD_CTL_IOCE | HDA_SD_CTL_RUN);
STR_WRITE_2(this, CTL, ctl);
AZ_WRITE_4(this->az, INTCTL, AZ_READ_4(this->az, INTCTL) & ~this->intr_bit);
azalia_codec_disconnect_stream
(&this->az->codecs[this->az->codecno], this->dir);
return 0;
}
static int
azalia_stream_intr(stream_t *this, uint32_t intsts)
{
if (this->bdlist.addr == NULL)
return 0;
if ((intsts & this->intr_bit) == 0)
return 0;
STR_WRITE_1(this, STS, HDA_SD_STS_DESE
| HDA_SD_STS_FIFOE | HDA_SD_STS_BCIS);
if (this->intr != NULL)
this->intr(this->intr_arg);
return 1;
}
/* ================================================================
* MI audio entries
* ================================================================ */
static int
azalia_open(void *v, int flags)
{
azalia_t *az;
codec_t *codec;
DPRINTF(("%s: flags=0x%x\n", __func__, flags));
az = v;
codec = &az->codecs[az->codecno];
if (flags & FWRITE && (az->mode_cap & AUMODE_PLAY) == 0)
return EACCES;
if (flags & FREAD && (az->mode_cap & AUMODE_RECORD) == 0)
return EACCES;
codec->running++;
return 0;
}
static void
azalia_close(void *v)
{
azalia_t *az;
codec_t *codec;
DPRINTF(("%s\n", __func__));
az = v;
codec = &az->codecs[az->codecno];
codec->running--;
}
static int
azalia_query_encoding(void *v, audio_encoding_t *enc)
{
azalia_t *az;
codec_t *codec;
az = v;
codec = &az->codecs[az->codecno];
return auconv_query_encoding(codec->encodings, enc);
}
static int
azalia_set_params(void *v, int smode, int umode, audio_params_t *p,
audio_params_t *r, stream_filter_list_t *pfil, stream_filter_list_t *rfil)
{
azalia_t *az;
codec_t *codec;
int index;
az = v;
codec = &az->codecs[az->codecno];
smode &= az->mode_cap;
if (smode & AUMODE_RECORD && r != NULL) {
index = auconv_set_converter(codec->formats, codec->nformats,
AUMODE_RECORD, r, TRUE, rfil);
if (index < 0)
return EINVAL;
}
if (smode & AUMODE_PLAY && p != NULL) {
index = auconv_set_converter(codec->formats, codec->nformats,
AUMODE_PLAY, p, TRUE, pfil);
if (index < 0)
return EINVAL;
}
return 0;
}
static int
azalia_round_blocksize(void *v, int blk, int mode,
const audio_params_t *param)
{
azalia_t *az;
size_t size;
blk &= ~0x7f; /* must be multiple of 128 */
if (blk <= 0)
blk = 128;
/* number of blocks must be <= HDA_BDL_MAX */
az = v;
size = mode == AUMODE_PLAY ? az->pstream.buffer.size : az->rstream.buffer.size;
#ifdef DIAGNOSTIC
if (size <= 0) {
aprint_error("%s: size is 0", __func__);
return 256;
}
#endif
if (size > HDA_BDL_MAX * blk) {
blk = size / HDA_BDL_MAX;
if (blk & 0x7f)
blk = (blk + 0x7f) & ~0x7f;
}
DPRINTF(("%s: resultant block size = %d\n", __func__, blk));
return blk;
}
static int
azalia_halt_output(void *v)
{
azalia_t *az;
DPRINTF(("%s\n", __func__));
az = v;
return azalia_stream_halt(&az->pstream);
}
static int
azalia_halt_input(void *v)
{
azalia_t *az;
DPRINTF(("%s\n", __func__));
az = v;
return azalia_stream_halt(&az->rstream);
}
static int
azalia_getdev(void *v, struct audio_device *dev)
{
azalia_t *az;
az = v;
strlcpy(dev->name, "HD-Audio", MAX_AUDIO_DEV_LEN);
snprintf(dev->version, MAX_AUDIO_DEV_LEN,
"%d.%d", AZ_READ_1(az, VMAJ), AZ_READ_1(az, VMIN));
strlcpy(dev->config, device_xname(az->dev), MAX_AUDIO_DEV_LEN);
return 0;
}
static int
azalia_set_port(void *v, mixer_ctrl_t *mc)
{
azalia_t *az;
codec_t *co;
az = v;
co = &az->codecs[az->codecno];
return co->set_port(co, mc);
}
static int
azalia_get_port(void *v, mixer_ctrl_t *mc)
{
azalia_t *az;
codec_t *co;
az = v;
co = &az->codecs[az->codecno];
return co->get_port(co, mc);
}
static int
azalia_query_devinfo(void *v, mixer_devinfo_t *mdev)
{
azalia_t *az;
const codec_t *co;
az = v;
co = &az->codecs[az->codecno];
if (mdev->index >= co->nmixers)
return ENXIO;
*mdev = co->mixers[mdev->index].devinfo;
return 0;
}
static void *
azalia_allocm(void *v, int dir, size_t size, struct malloc_type *pool,
int flags)
{
azalia_t *az;
stream_t *stream;
int err;
az = v;
stream = dir == AUMODE_PLAY ? &az->pstream : &az->rstream;
err = azalia_alloc_dmamem(az, size, 128, &stream->buffer);
if (err)
return NULL;
return stream->buffer.addr;
}
static void
azalia_freem(void *v, void *addr, struct malloc_type *pool)
{
azalia_t *az;
stream_t *stream;
az = v;
if (addr == az->pstream.buffer.addr) {
stream = &az->pstream;
} else if (addr == az->rstream.buffer.addr) {
stream = &az->rstream;
} else {
return;
}
azalia_free_dmamem(az, &stream->buffer);
}
static size_t
azalia_round_buffersize(void *v, int dir, size_t size)
{
size &= ~0x7f; /* must be multiple of 128 */
if (size <= 0)
size = 128;
return size;
}
static int
azalia_get_props(void *v)
{
return AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX;
}
static int
azalia_trigger_output(void *v, void *start, void *end, int blk,
void (*intr)(void *), void *arg, const audio_params_t *param)
{
azalia_t *az;
int err;
uint16_t fmt;
DPRINTF(("%s: this=%p start=%p end=%p blk=%d {enc=%u %uch %u/%ubit %uHz}\n",
__func__, v, start, end, blk, param->encoding, param->channels,
param->validbits, param->precision, param->sample_rate));
err = azalia_params2fmt(param, &fmt);
if (err)
return EINVAL;
az = v;
return azalia_stream_start(&az->pstream, start, end, blk, intr, arg, fmt);
}
static int
azalia_trigger_input(void *v, void *start, void *end, int blk,
void (*intr)(void *), void *arg, const audio_params_t *param)
{
azalia_t *az;
int err;
uint16_t fmt;
DPRINTF(("%s: this=%p start=%p end=%p blk=%d {enc=%u %uch %u/%ubit %uHz}\n",
__func__, v, start, end, blk, param->encoding, param->channels,
param->validbits, param->precision, param->sample_rate));
err = azalia_params2fmt(param, &fmt);
if (err)
return EINVAL;
az = v;
return azalia_stream_start(&az->rstream, start, end, blk, intr, arg, fmt);
}
/* --------------------------------
* helpers for MI audio functions
* -------------------------------- */
static int
azalia_params2fmt(const audio_params_t *param, uint16_t *fmt)
{
uint16_t ret;
ret = 0;
#ifdef DIAGNOSTIC
if (param->channels > HDA_MAX_CHANNELS) {
aprint_error("%s: too many channels: %u\n", __func__,
param->channels);
return EINVAL;
}
#endif
ret |= param->channels - 1;
switch (param->validbits) {
case 8:
ret |= HDA_SD_FMT_BITS_8_16;
break;
case 16:
ret |= HDA_SD_FMT_BITS_16_16;
break;
case 20:
ret |= HDA_SD_FMT_BITS_20_32;
break;
case 24:
ret |= HDA_SD_FMT_BITS_24_32;
break;
case 32:
ret |= HDA_SD_FMT_BITS_32_32;
break;
default:
aprint_error("%s: invalid validbits: %u\n", __func__,
param->validbits);
}
if (param->sample_rate == 384000) {
aprint_error("%s: invalid sample_rate: %u\n", __func__,
param->sample_rate);
return EINVAL;
} else if (param->sample_rate == 192000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X4 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 176400) {
ret |= HDA_SD_FMT_BASE_44 | HDA_SD_FMT_MULT_X4 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 96000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X2 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 88200) {
ret |= HDA_SD_FMT_BASE_44 | HDA_SD_FMT_MULT_X2 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 48000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 44100) {
ret |= HDA_SD_FMT_BASE_44 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY1;
} else if (param->sample_rate == 32000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X2 | HDA_SD_FMT_DIV_BY3;
} else if (param->sample_rate == 22050) {
ret |= HDA_SD_FMT_BASE_44 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY2;
} else if (param->sample_rate == 16000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY3;
} else if (param->sample_rate == 11025) {
ret |= HDA_SD_FMT_BASE_44 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY4;
} else if (param->sample_rate == 8000) {
ret |= HDA_SD_FMT_BASE_48 | HDA_SD_FMT_MULT_X1 | HDA_SD_FMT_DIV_BY6;
} else {
aprint_error("%s: invalid sample_rate: %u\n", __func__,
param->sample_rate);
return EINVAL;
}
*fmt = ret;
return 0;
}
#ifdef _MODULE
MODULE(MODULE_CLASS_DRIVER, azalia, NULL);
static const struct cfiattrdata audiobuscf_iattrdata = {
"audiobus", 0, { { NULL, NULL, 0 }, }
};
static const struct cfiattrdata * const azalia_attrs[] = {
&audiobuscf_iattrdata, NULL
};
CFDRIVER_DECL(azalia, DV_DULL, azalia_attrs);
extern struct cfattach azalia_ca;
static int azalialoc[] = { -1, -1 };
static struct cfparent pciparent = {
"pci", "pci", DVUNIT_ANY
};
static struct cfdata azalia_cfdata[] = {
{
.cf_name = "azalia",
.cf_atname = "azalia",
.cf_unit = 0,
.cf_fstate = FSTATE_STAR,
.cf_loc = azalialoc,
.cf_flags = 0,
.cf_pspec = &pciparent,
},
{ NULL }
};
static int
azalia_modcmd(modcmd_t cmd, void *arg)
{
int err, s;
switch (cmd) {
case MODULE_CMD_INIT:
err = config_cfdriver_attach(&azalia_cd);
if (err)
return err;
err = config_cfattach_attach("azalia", &azalia_ca);
if (err) {
config_cfdriver_detach(&azalia_cd);
return err;
}
s = splaudio();
err = config_cfdata_attach(azalia_cfdata, 1);
splx(s);
if (err) {
config_cfattach_detach("azalia", &azalia_ca);
config_cfdriver_detach(&azalia_cd);
return err;
}
return 0;
case MODULE_CMD_FINI:
err = config_cfdata_detach(azalia_cfdata);
if (err)
return err;
config_cfattach_detach("azalia", &azalia_ca);
config_cfdriver_detach(&azalia_cd);
return 0;
default:
return ENOTTY;
}
}
#endif
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