Differential D23632 Diff 68254 sys/dev/sound/usb/uaudio.c

Changeset View

Standalone View

sys/dev/sound/usb/uaudio.c

Show First 20 Lines • Show All 96 Lines • ▼ Show 20 Lines
static int uaudio_default_rate = 0; /* use rate list */		static int uaudio_default_rate = 0; /* use rate list */
static int uaudio_default_bits = 32;		static int uaudio_default_bits = 32;
static int uaudio_default_channels = 0; /* use default */		static int uaudio_default_channels = 0; /* use default */
static int uaudio_buffer_ms = 8;		static int uaudio_buffer_ms = 8;

#ifdef USB_DEBUG		#ifdef USB_DEBUG
static int uaudio_debug;		static int uaudio_debug;

static SYSCTL_NODE(_hw_usb, OID_AUTO, uaudio, CTLFLAG_RW, 0, "USB uaudio");		static SYSCTL_NODE(_hw_usb, OID_AUTO, uaudio, CTLFLAG_RW \| CTLFLAG_MPSAFE, 0,
		"USB uaudio");

SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, debug, CTLFLAG_RWTUN,		SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, debug, CTLFLAG_RWTUN,
&uaudio_debug, 0, "uaudio debug level");		&uaudio_debug, 0, "uaudio debug level");
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_rate, CTLFLAG_RWTUN,		SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_rate, CTLFLAG_RWTUN,
&uaudio_default_rate, 0, "uaudio default sample rate");		&uaudio_default_rate, 0, "uaudio default sample rate");
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_bits, CTLFLAG_RWTUN,		SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_bits, CTLFLAG_RWTUN,
&uaudio_default_bits, 0, "uaudio default sample bits");		&uaudio_default_bits, 0, "uaudio default sample bits");
SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_channels, CTLFLAG_RWTUN,		SYSCTL_INT(_hw_usb_uaudio, OID_AUTO, default_channels, CTLFLAG_RWTUN,
Show All 14 Lines	if (val > 8)
val = 8;		val = 8;
else if (val < 2)		else if (val < 2)
val = 2;		val = 2;

uaudio_buffer_ms = val;		uaudio_buffer_ms = val;

return (0);		return (0);
}		}
SYSCTL_PROC(_hw_usb_uaudio, OID_AUTO, buffer_ms, CTLTYPE_INT \| CTLFLAG_RWTUN,		SYSCTL_PROC(_hw_usb_uaudio, OID_AUTO, buffer_ms,
0, sizeof(int), uaudio_buffer_ms_sysctl, "I",		CTLTYPE_INT \| CTLFLAG_RWTUN \| CTLFLAG_MPSAFE, 0, sizeof(int),
		uaudio_buffer_ms_sysctl, "I",
"uaudio buffering delay from 2ms to 8ms");		"uaudio buffering delay from 2ms to 8ms");
#else		#else
#define uaudio_debug 0		#define uaudio_debug 0
#endif		#endif

#define UAUDIO_NFRAMES 64 /* must be factor of 8 due HS-USB */		#define UAUDIO_NFRAMES 64 /* must be factor of 8 due HS-USB */
#define UAUDIO_NCHANBUFS 2 /* number of outstanding request */		#define UAUDIO_NCHANBUFS 2 /* number of outstanding request */
#define UAUDIO_RECURSE_LIMIT 255 /* rounds */		#define UAUDIO_RECURSE_LIMIT 255 /* rounds */
▲ Show 20 Lines • Show All 2,754 Lines • ▼ Show 20 Lines	uaudio_mixer_register_sysctl(struct uaudio_softc *sc, device_t dev)
struct sysctl_oid *mixer_tree;		struct sysctl_oid *mixer_tree;
struct sysctl_oid *control_tree;		struct sysctl_oid *control_tree;
char buf[32];		char buf[32];
int chan;		int chan;
int n;		int n;

mixer_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),		mixer_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "mixer",		SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), OID_AUTO, "mixer",
CTLFLAG_RD, NULL, "");		CTLFLAG_RD \| CTLFLAG_MPSAFE, NULL, "");

if (mixer_tree == NULL)		if (mixer_tree == NULL)
return;		return;

for (n = 0, pmc = sc->sc_mixer_root; pmc != NULL;		for (n = 0, pmc = sc->sc_mixer_root; pmc != NULL;
pmc = pmc->next, n++) {		pmc = pmc->next, n++) {

for (chan = 0; chan < pmc->nchan; chan++) {		for (chan = 0; chan < pmc->nchan; chan++) {

if (pmc->nchan > 1) {		if (pmc->nchan > 1) {
snprintf(buf, sizeof(buf), "%s_%d_%d",		snprintf(buf, sizeof(buf), "%s_%d_%d",
pmc->name, n, chan);		pmc->name, n, chan);
} else {		} else {
snprintf(buf, sizeof(buf), "%s_%d",		snprintf(buf, sizeof(buf), "%s_%d",
pmc->name, n);		pmc->name, n);
}		}

control_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),		control_tree = SYSCTL_ADD_NODE(device_get_sysctl_ctx(dev),
SYSCTL_CHILDREN(mixer_tree), OID_AUTO, buf,		SYSCTL_CHILDREN(mixer_tree), OID_AUTO, buf,
CTLFLAG_RD, NULL, "Mixer control nodes");		CTLFLAG_RD \| CTLFLAG_MPSAFE, NULL,
		"Mixer control nodes");

if (control_tree == NULL)		if (control_tree == NULL)
continue;		continue;

SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),		SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
SYSCTL_CHILDREN(control_tree),		SYSCTL_CHILDREN(control_tree),
OID_AUTO, "val", CTLTYPE_INT \| CTLFLAG_RWTUN, sc,		OID_AUTO, "val",
pmc->wValue[chan],		CTLTYPE_INT \| CTLFLAG_RWTUN \| CTLFLAG_MPSAFE,
		sc, pmc->wValue[chan],
uaudio_mixer_sysctl_handler, "I", "Current value");		uaudio_mixer_sysctl_handler, "I", "Current value");

SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),		SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
SYSCTL_CHILDREN(control_tree),		SYSCTL_CHILDREN(control_tree),
OID_AUTO, "min", CTLFLAG_RD, 0, pmc->minval,		OID_AUTO, "min", CTLFLAG_RD, 0, pmc->minval,
"Minimum value");		"Minimum value");

SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),		SYSCTL_ADD_INT(device_get_sysctl_ctx(dev),
▲ Show 20 Lines • Show All 3,344 Lines • Show Last 20 Lines