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ALSA: usb-audio: Fix missing endian conversion 

The UAC2 jack detection support introduced the bmControls checks in a
couple of places, but they forgot the endian conversion; the
bmControls of UAC2 terminal descriptor is __le16, not a byte like in
UAC1.

Fixes: 5a222e8494 ("ALSA: usb-audio: UAC2 jack detection")
Tested-by: Andrew Chant <achant@google.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
hifive-unleashed-5.1
Takashi Iwai 2018-04-23 15:19:25 +02:00
parent 2de841efae
commit 2b54f785b4
1 changed files with 2 additions and 2 deletions
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4
sound/usb/mixer.c
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@ -1860,7 +1860,7 @@ static int parse_audio_input_terminal(struct mixer_build *state, int unitid,
check_input_term(state, d->bTerminalID, &iterm);
if (state->mixer->protocol == UAC_VERSION_2) {
/* Check for jack detection. */
if (uac_v2v3_control_is_readable(d->bmControls,
if (uac_v2v3_control_is_readable(le16_to_cpu(d->bmControls),
UAC2_TE_CONNECTOR)) {
build_connector_control(state, &iterm, true);
}
@ -2562,7 +2562,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
if (err < 0 && err != -EINVAL)
return err;
if (uac_v2v3_control_is_readable(desc->bmControls,
if (uac_v2v3_control_is_readable(le16_to_cpu(desc->bmControls),
UAC2_TE_CONNECTOR)) {
build_connector_control(&state, &state.oterm,
false);