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Endpoint0 thread now sends different channel counts based on USB speed. In addition, OUT direction is now set as well as IN

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This commit is contained in:
Ross Owen
2013-02-07 17:17:26 +00:00
parent 8b0b9bc85e
commit 2352735a01
1 changed files with 40 additions and 4 deletions
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44
module_usb_audio/endpoint0/endpoint0.xc
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@@ -476,8 +476,9 @@ void Endpoint0( chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
if( sp.wIndex < NUM_INTERFACES )
interfaceAlt[sp.wIndex] = sp.wValue;
#if 1
/* Check for audio stream from host start/stop */
if(sp.wIndex == 2) // Input interface
if(sp.wIndex == 1) // Ouput interface
{
switch(sp.wValue)
{
@@ -487,9 +488,44 @@ void Endpoint0( chanend c_ep0_out, chanend c_ep0_in, chanend c_audioControl,
case 1:
/* Stream active + 0 chans */
outuint(c_audioControl, SET_CHAN_COUNT_IN);
outuint(c_audioControl, NUM_USB_CHAN_IN);
/* NOTE there could be a difference between HS/UAC1 and FS/UAC1 channel count */
/* Also note, currently we assume with won't be doing ADAT in FS/UAC1...*/
if(g_curUsbSpeed == XUD_SPEED_HS)
{
outuint(c_audioControl, SET_CHAN_COUNT_OUT);
outuint(c_audioControl, NUM_USB_CHAN_OUT);
}
else
{
outuint(c_audioControl, SET_CHAN_COUNT_OUT);
outuint(c_audioControl, NUM_USB_CHAN_OUT_A1);
}
break;
}
}
else if(sp.wIndex == 2) // Input interface
{
switch(sp.wValue)
{
case 0:
break;
case 1:
/* Stream active + 0 chans */
/* NOTE there could be a difference between HS/UAC1 and FS/UAC1 channel count */
/* Also note, currently we assume with won't be doing ADAT in FS/UAC1...*/
if(g_curUsbSpeed == XUD_SPEED_HS)
{
outuint(c_audioControl, SET_CHAN_COUNT_IN);
outuint(c_audioControl, NUM_USB_CHAN_IN);
}
else
{
outuint(c_audioControl, SET_CHAN_COUNT_IN);
outuint(c_audioControl, NUM_USB_CHAN_IN_A1);
}
#ifdef ADAT_RX
outuint(c_clk_ctl, SET_SMUX);
outuint(c_clk_ctl, 0);