2012/3/17 Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>: > Eric, please play with the value of XHCI_MAX_HALT_USEC and see what is > the minimum value that your VIA host needs in order to halt. Hi Sarah. I found that it took 1us to stop the VIA host. So the value of XHCI_MAX_HALT_USEC is enough. I skipped the patch. Best Regards, Elric Fu > > Signed-off-by: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx> > Reported-by: Elric Fu <elricfu1@xxxxxxxxx> > --- > drivers/usb/host/xhci-ext-caps.h | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/usb/host/xhci-ext-caps.h b/drivers/usb/host/xhci-ext-caps.h > index c7f3312..f388c3d 100644 > --- a/drivers/usb/host/xhci-ext-caps.h > +++ b/drivers/usb/host/xhci-ext-caps.h > @@ -20,7 +20,7 @@ > * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. > */ > /* Up to 16 ms to halt an HC */ > -#define XHCI_MAX_HALT_USEC (16*1000) > +#define XHCI_MAX_HALT_USEC (50*1000) > /* HC not running - set to 1 when run/stop bit is cleared. */ > #define XHCI_STS_HALT (1<<0) > > -- > 1.7.9 > -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
