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Make sure the USB audio level residue is non-zero.

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This commit is contained in:
Hans Petter Selasky 2014-08-07 12:47:25 +00:00
parent 4504fbd3f6
commit 14607326b9
1 changed files with 2 additions and 1 deletions
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3
sys/dev/usb/gadget/g_audio.c
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@ -580,7 +580,7 @@ g_audio_handle_request(device_t dev,
(req->bRequest == 0x84 /* get residue */ )) {
if (offset == 0) {
USETW(sc->sc_volume_limit, 0);
USETW(sc->sc_volume_limit, 1);
*plen = 2;
*pptr = &sc->sc_volume_limit;
} else {
@ -591,6 +591,7 @@ g_audio_handle_request(device_t dev,
(req->bRequest == 0x81 /* get value */ )) {
if (offset == 0) {
USETW(sc->sc_volume_setting, 0x2000);
*plen = sizeof(sc->sc_volume_setting);
*pptr = &sc->sc_volume_setting;
} else {