Re: [PATCH] sound: usb: mixer: increase control transfer timeout

[Felipe Balbi <balbi-l0cyMroinI0@public.gmane.org>]

[-- Attachment #1: Type: text/plain, Size: 900 bytes --]

Hi,

On Mon, Aug 29, 2011 at 01:58:31PM +0200, Clemens Ladisch wrote:
> Felipe Balbi wrote:
> > 100ms might not be enough for slower devices. Increasing
> > timeout to 1000ms doesn't seem like overkill.
> > 
> > --- a/sound/usb/mixer.c
> > +++ b/sound/usb/mixer.c
> > @@ -296,7 +296,7 @@ static int get_ctl_value_v1(struct usb_mixer_elem_info *cval, int request, int v
> >  		if (snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), request,
> >  				    USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN,
> >  				    validx, snd_usb_ctrl_intf(chip) | (cval->id << 8),
> > -				    buf, val_len, 100) >= val_len) {
> > +				    buf, val_len, 1000) >= val_len) {
> 
> If the timeout for reading values needs to be increased, writing (in
> snd_usb_mixer_set_ctl_value) probably needs some attention too.

Ok, I'll increase all 100ms delays to 1000. Is that ok ?

-- 
balbi

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 490 bytes --]