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Diffstat (limited to 'sound/usb/validate.c')
-rw-r--r--sound/usb/validate.c23
1 files changed, 20 insertions, 3 deletions
diff --git a/sound/usb/validate.c b/sound/usb/validate.c
index 6fe206f6e911..4bb4893f6e74 100644
--- a/sound/usb/validate.c
+++ b/sound/usb/validate.c
@@ -221,6 +221,17 @@ static bool validate_uac3_feature_unit(const void *p,
return d->bLength >= sizeof(*d) + 4 + 2;
}
+static bool validate_uac3_power_domain_unit(const void *p,
+ const struct usb_desc_validator *v)
+{
+ const struct uac3_power_domain_descriptor *d = p;
+
+ if (d->bLength < sizeof(*d))
+ return false;
+ /* baEntities[] + wPDomainDescrStr */
+ return d->bLength >= sizeof(*d) + d->bNrEntities + 2;
+}
+
static bool validate_midi_out_jack(const void *p,
const struct usb_desc_validator *v)
{
@@ -255,7 +266,11 @@ static const struct usb_desc_validator audio_validators[] = {
FUNC(UAC_VERSION_2, UAC_MIXER_UNIT, validate_mixer_unit),
FUNC(UAC_VERSION_2, UAC_SELECTOR_UNIT, validate_selector_unit),
FUNC(UAC_VERSION_2, UAC_FEATURE_UNIT, validate_uac2_feature_unit),
- /* UAC_VERSION_2, UAC2_EFFECT_UNIT: not implemented yet */
+ /* just a stop-gap, it should be a proper function for the array
+ * once if the unit is really parsed/used
+ */
+ FIXED(UAC_VERSION_2, UAC2_EFFECT_UNIT,
+ struct uac2_effect_unit_descriptor),
FUNC(UAC_VERSION_2, UAC2_PROCESSING_UNIT_V2, validate_processing_unit),
FUNC(UAC_VERSION_2, UAC2_EXTENSION_UNIT_V2, validate_processing_unit),
FIXED(UAC_VERSION_2, UAC2_CLOCK_SOURCE,
@@ -274,8 +289,9 @@ static const struct usb_desc_validator audio_validators[] = {
/* UAC_VERSION_3, UAC3_EXTENDED_TERMINAL: not implemented yet */
FUNC(UAC_VERSION_3, UAC3_MIXER_UNIT, validate_mixer_unit),
FUNC(UAC_VERSION_3, UAC3_SELECTOR_UNIT, validate_selector_unit),
- FUNC(UAC_VERSION_3, UAC_FEATURE_UNIT, validate_uac3_feature_unit),
- /* UAC_VERSION_3, UAC3_EFFECT_UNIT: not implemented yet */
+ FUNC(UAC_VERSION_3, UAC3_FEATURE_UNIT, validate_uac3_feature_unit),
+ FIXED(UAC_VERSION_3, UAC3_EFFECT_UNIT,
+ struct uac2_effect_unit_descriptor), /* sharing the same struct */
FUNC(UAC_VERSION_3, UAC3_PROCESSING_UNIT, validate_processing_unit),
FUNC(UAC_VERSION_3, UAC3_EXTENSION_UNIT, validate_processing_unit),
FIXED(UAC_VERSION_3, UAC3_CLOCK_SOURCE,
@@ -285,6 +301,7 @@ static const struct usb_desc_validator audio_validators[] = {
struct uac3_clock_multiplier_descriptor),
/* UAC_VERSION_3, UAC3_SAMPLE_RATE_CONVERTER: not implemented yet */
/* UAC_VERSION_3, UAC3_CONNECTORS: not implemented yet */
+ FUNC(UAC_VERSION_3, UAC3_POWER_DOMAIN, validate_uac3_power_domain_unit),
{ } /* terminator */
};