hi, 2015-01-19 22:51 GMT+08:00 Felipe Balbi <balbi@xxxxxx>: > > On Mon, Jan 19, 2015 at 03:56:48PM +0800, Sneeker Yeh wrote: > > If an xhci platform has Synopsis device disconnection errata then enable > > XHCI_DISCONNECT_QUIRK quirk flag. > > > > Signed-off-by: Sneeker Yeh <Sneeker.Yeh@xxxxxxxxxxxxxx> > > --- > > drivers/usb/host/xhci-plat.c | 3 +++ > > include/linux/usb/xhci_pdriver.h | 4 ++++ > > 2 files changed, 7 insertions(+) > > > > diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c > > index 08d402b..40beb95 100644 > > --- a/drivers/usb/host/xhci-plat.c > > +++ b/drivers/usb/host/xhci-plat.c > > @@ -147,6 +147,9 @@ static int xhci_plat_probe(struct platform_device *pdev) > > if ((node && of_property_read_bool(node, "usb3-lpm-capable")) || > > (pdata && pdata->usb3_lpm_capable)) > > xhci->quirks |= XHCI_LPM_SUPPORT; > > + > > + if (pdata && pdata->delay_portcsc_clear) > > + xhci->quirks |= XHCI_DISCONNECT_QUIRK; > > /* > > * Set the xHCI pointer before xhci_plat_setup() (aka hcd_driver.reset) > > * is called by usb_add_hcd(). > > diff --git a/include/linux/usb/xhci_pdriver.h b/include/linux/usb/xhci_pdriver.h > > index 376654b..a37a3a5 100644 > > --- a/include/linux/usb/xhci_pdriver.h > > +++ b/include/linux/usb/xhci_pdriver.h > > @@ -18,10 +18,14 @@ > > * > > * @usb3_lpm_capable: determines if this xhci platform supports USB3 > > * LPM capability > > + * @delay_portcsc_clear: determines if Synopsis USB3 core has errata in > > + * "DWC_USB3_SUSPEND_ON_DISCONNECT_EN=1" hardware > > + * configuration. > > * > > */ > > struct usb_xhci_pdata { > > unsigned usb3_lpm_capable:1; > > + unsigned delay_portcsc_clear:1; > > previous patch won't build before this is applied. That's a problem. > Please shuffle things around so that each and every patch builds and > works on its own. > > We cannot break bisectability ;-) Ah...sorry I seem to make a mess here, i'll re-arrange all patches next round. Much appreciate, Sneeker > > -- > balbi -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html