static int
cs4281_pci_resume(device_t dev)
{
struct sc_info *sc;
sc = pcm_getdevinfo(dev);
/* power up */
cs4281_power(sc, 0);
/* initialize chip */
if (cs4281_init(sc) == -1) {
device_printf(dev, "unable to reinitialize the card\n");
return ENXIO;
}
/* restore mixer state */
if (mixer_reinit(dev) == -1) {
device_printf(dev, "unable to reinitialize the mixer\n");
return ENXIO;
}
/* restore chip state */
cs4281chan_setspeed(NULL, &sc->rch, sc->rch.spd);
cs4281chan_setblocksize(NULL, &sc->rch, sc->rch.blksz);
cs4281chan_setformat(NULL, &sc->rch, sc->rch.fmt);
adcdac_go(&sc->rch, sc->rch.dma_active);
cs4281chan_setspeed(NULL, &sc->pch, sc->pch.spd);
cs4281chan_setblocksize(NULL, &sc->pch, sc->pch.blksz);
cs4281chan_setformat(NULL, &sc->pch, sc->pch.fmt);
adcdac_go(&sc->pch, sc->pch.dma_active);
return 0;
}
static int
cs4281_pci_suspend(device_t dev)
{
struct sc_info *sc;
sc = pcm_getdevinfo(dev);
sc->rch.dma_active = adcdac_go(&sc->rch, 0);
sc->pch.dma_active = adcdac_go(&sc->pch, 0);
cs4281_power(sc, 3);
return 0;
}
static int
cs4281_pci_detach(device_t dev)
{
int r;
struct sc_info *sc;
r = pcm_unregister(dev);
if (r)
return r;
sc = pcm_getdevinfo(dev);
/* power off */
cs4281_power(sc, 3);
bus_release_resource(dev, sc->regtype, sc->regid, sc->reg);
bus_release_resource(dev, SYS_RES_MEMORY, sc->memid, sc->mem);
bus_teardown_intr(dev, sc->irq, sc->ih);
bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
bus_dma_tag_destroy(sc->parent_dmat);
free(sc, M_DEVBUF);
return 0;
}
static int
cs4281_pci_attach(device_t dev)
{
struct sc_info *sc;
struct ac97_info *codec = NULL;
char status[SND_STATUSLEN];
sc = malloc(sizeof(*sc), M_DEVBUF, M_WAITOK | M_ZERO);
sc->dev = dev;
sc->type = pci_get_devid(dev);
pci_enable_busmaster(dev);
#if __FreeBSD_version > 500000
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
/* Reset the power state. */
device_printf(dev, "chip is in D%d power mode "
"-- setting to D0\n", pci_get_powerstate(dev));
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
}
#else
data = pci_read_config(dev, CS4281PCI_PMCS_OFFSET, 4);
if (data & CS4281PCI_PMCS_PS_MASK) {
/* Reset the power state. */
device_printf(dev, "chip is in D%d power mode "
"-- setting to D0\n",
data & CS4281PCI_PMCS_PS_MASK);
pci_write_config(dev, CS4281PCI_PMCS_OFFSET,
data & ~CS4281PCI_PMCS_PS_MASK, 4);
}
#endif
sc->regid = PCIR_BAR(0);
sc->regtype = SYS_RES_MEMORY;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
sc->regtype = SYS_RES_IOPORT;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
device_printf(dev, "unable to allocate register space\n");
goto bad;
}
}
sc->st = rman_get_bustag(sc->reg);
sc->sh = rman_get_bushandle(sc->reg);
sc->memid = PCIR_BAR(1);
sc->mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->memid, 0,
~0, CS4281PCI_BA1_SIZE, RF_ACTIVE);
if (sc->mem == NULL) {
device_printf(dev, "unable to allocate fifo space\n");
goto bad;
}
sc->irqid = 0;
sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq) {
device_printf(dev, "unable to allocate interrupt\n");
goto bad;
}
if (snd_setup_intr(dev, sc->irq, 0, cs4281_intr, sc, &sc->ih)) {
device_printf(dev, "unable to setup interrupt\n");
goto bad;
}
sc->bufsz = pcm_getbuffersize(dev, 4096, CS4281_DEFAULT_BUFSZ, 65536);
if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
/*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/sc->bufsz, /*nsegments*/1,
/*maxsegz*/0x3ffff,
/*flags*/0, /*lockfunc*/busdma_lock_mutex,
/*lockarg*/&Giant, &sc->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
/* power up */
cs4281_power(sc, 0);
/* init chip */
if (cs4281_init(sc) == -1) {
device_printf(dev, "unable to initialize the card\n");
goto bad;
}
/* create/init mixer */
codec = AC97_CREATE(dev, sc, cs4281_ac97);
if (codec == NULL)
goto bad;
mixer_init(dev, ac97_getmixerclass(), codec);
if (pcm_register(dev, sc, 1, 1))
goto bad;
pcm_addchan(dev, PCMDIR_PLAY, &cs4281chan_class, sc);
pcm_addchan(dev, PCMDIR_REC, &cs4281chan_class, sc);
snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld %s",
(sc->regtype == SYS_RES_IOPORT)? "io" : "memory",
rman_get_start(sc->reg), rman_get_start(sc->irq),PCM_KLDSTRING(snd_cs4281));
pcm_setstatus(dev, status);
return 0;
bad:
if (codec)
ac97_destroy(codec);
if (sc->reg)
bus_release_resource(dev, sc->regtype, sc->regid, sc->reg);
if (sc->mem)
bus_release_resource(dev, SYS_RES_MEMORY, sc->memid, sc->mem);
if (sc->ih)
bus_teardown_intr(dev, sc->irq, sc->ih);
if (sc->irq)
bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
if (sc->parent_dmat)
bus_dma_tag_destroy(sc->parent_dmat);
free(sc, M_DEVBUF);
return ENXIO;
}
static int
cs4281_pci_attach(device_t dev)
{
struct sc_info *sc;
struct ac97_info *codec = NULL;
u_int32_t data;
char status[SND_STATUSLEN];
if ((sc = malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT)) == NULL) {
device_printf(dev, "cannot allocate softc\n");
return ENXIO;
}
bzero(sc, sizeof(*sc));
sc->dev = dev;
sc->type = pci_get_devid(dev);
data = pci_read_config(dev, PCIR_COMMAND, 2);
data |= (PCIM_CMD_PORTEN | PCIM_CMD_MEMEN | PCIM_CMD_BUSMASTEREN);
pci_write_config(dev, PCIR_COMMAND, data, 2);
data = pci_read_config(dev, PCIR_COMMAND, 2);
#if __FreeBSD_version > 500000
if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
/* Reset the power state. */
device_printf(dev, "chip is in D%d power mode "
"-- setting to D0\n", pci_get_powerstate(dev));
pci_set_powerstate(dev, PCI_POWERSTATE_D0);
}
#endif
sc->regid = PCIR_MAPS;
sc->regtype = SYS_RES_MEMORY;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
sc->regtype = SYS_RES_IOPORT;
sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
if (!sc->reg) {
device_printf(dev, "unable to allocate register space\n");
goto bad;
}
}
sc->st = rman_get_bustag(sc->reg);
sc->sh = rman_get_bushandle(sc->reg);
sc->memid = PCIR_MAPS + 4;
sc->mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->memid, 0,
~0, CS4281PCI_BA1_SIZE, RF_ACTIVE);
if (sc->mem == NULL) {
device_printf(dev, "unable to allocate fifo space\n");
goto bad;
}
sc->irqid = 0;
sc->irq = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irqid,
0, ~0, 1, RF_ACTIVE | RF_SHAREABLE);
if (!sc->irq) {
device_printf(dev, "unable to allocate interrupt\n");
goto bad;
}
if (bus_setup_intr(dev, sc->irq, INTR_TYPE_TTY, cs4281_intr, sc, &sc->ih)) {
device_printf(dev, "unable to setup interrupt\n");
goto bad;
}
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/CS4281_BUFFER_SIZE, /*nsegments*/1,
/*maxsegz*/0x3ffff,
/*flags*/0, &sc->parent_dmat) != 0) {
device_printf(dev, "unable to create dma tag\n");
goto bad;
}
/* power up */
cs4281_power(sc, 0);
/* init chip */
if (cs4281_init(sc) == -1) {
device_printf(dev, "unable to initialize the card\n");
goto bad;
}
/* create/init mixer */
codec = AC97_CREATE(dev, sc, cs4281_ac97);
if (codec == NULL)
goto bad;
mixer_init(dev, ac97_getmixerclass(), codec);
if (pcm_register(dev, sc, 1, 1))
goto bad;
pcm_addchan(dev, PCMDIR_PLAY, &cs4281chan_class, sc);
pcm_addchan(dev, PCMDIR_REC, &cs4281chan_class, sc);
snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld",
(sc->regtype == SYS_RES_IOPORT)? "io" : "memory",
rman_get_start(sc->reg), rman_get_start(sc->irq));
pcm_setstatus(dev, status);
return 0;
bad:
if (codec)
ac97_destroy(codec);
if (sc->reg)
bus_release_resource(dev, sc->regtype, sc->regid, sc->reg);
if (sc->mem)
bus_release_resource(dev, SYS_RES_MEMORY, sc->memid, sc->mem);
if (sc->ih)
bus_teardown_intr(dev, sc->irq, sc->ih);
if (sc->irq)
bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
if (sc->parent_dmat)
bus_dma_tag_destroy(sc->parent_dmat);
free(sc, M_DEVBUF);
return ENXIO;
}
