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authorTakashi Iwai <tiwai@suse.de>2020-02-17 17:30:27 +0300
committerTakashi Iwai <tiwai@suse.de>2020-02-17 17:30:32 +0300
commit2948f4a4e583a4d283a4b57b7b1101761daee5cc (patch)
tree4aba87e38659a58eb27c1d3ef2aba2da6d68bbe6 /sound/usb/mixer.c
parent8dc5efe3d17cd572328ac4f1ebde629c83317f54 (diff)
parent60081b35c68ba6a466dee08de581be06999c930a (diff)
downloadlinux-2948f4a4e583a4d283a4b57b7b1101761daee5cc.tar.xz
Merge branch 'topic/usb-uac2-effect-unit' into for-next
Merging the UAC2 effect unit parser improvement. As it's based on the previous usb-audio driver fix, it was deviated from for-next branch. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/mixer.c')
-rw-r--r--sound/usb/mixer.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 96e20488804d..d5c7283f6e9f 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -897,6 +897,21 @@ static int parse_term_proc_unit(struct mixer_build *state,
return 0;
}
+static int parse_term_effect_unit(struct mixer_build *state,
+ struct usb_audio_term *term,
+ void *p1, int id)
+{
+ struct uac2_effect_unit_descriptor *d = p1;
+ int err;
+
+ err = __check_input_term(state, d->bSourceID, term);
+ if (err < 0)
+ return err;
+ term->type = UAC3_EFFECT_UNIT << 16; /* virtual type */
+ term->id = id;
+ return 0;
+}
+
static int parse_term_uac2_clock_source(struct mixer_build *state,
struct usb_audio_term *term,
void *p1, int id)
@@ -981,8 +996,7 @@ static int __check_input_term(struct mixer_build *state, int id,
UAC3_PROCESSING_UNIT);
case PTYPE(UAC_VERSION_2, UAC2_EFFECT_UNIT):
case PTYPE(UAC_VERSION_3, UAC3_EFFECT_UNIT):
- return parse_term_proc_unit(state, term, p1, id,
- UAC3_EFFECT_UNIT);
+ return parse_term_effect_unit(state, term, p1, id);
case PTYPE(UAC_VERSION_1, UAC1_EXTENSION_UNIT):
case PTYPE(UAC_VERSION_2, UAC2_EXTENSION_UNIT_V2):
case PTYPE(UAC_VERSION_3, UAC3_EXTENSION_UNIT):