Messages in this thread | | | Subject | Re: [PATCH v9 12/14] usb: hcd: Adapt to OTG core | From | Sergei Shtylyov <> | Date | Wed, 8 Jun 2016 14:42:32 +0300 |
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On 6/8/2016 12:03 PM, Roger Quadros wrote:
> Introduce usb_otg_add/remove_hcd() for use by host > controllers that are part of OTG/dual-role port. > > Non Device tree platforms can use the otg_dev argument > to specify the OTG controller device. If otg_dev is NULL > then the device tree node's otg-controller property is used to > get the otg_dev device. > > Signed-off-by: Roger Quadros <rogerq@ti.com> > Acked-by: Peter Chen <peter.chen@nxp.com> > --- > drivers/usb/core/hcd.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++ > include/linux/usb/hcd.h | 4 ++++ > 2 files changed, 59 insertions(+) > > diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c > index ae6c76d..c6f4155 100644 > --- a/drivers/usb/core/hcd.c > +++ b/drivers/usb/core/hcd.c [...] > @@ -3025,6 +3030,56 @@ void usb_remove_hcd(struct usb_hcd *hcd) > } > EXPORT_SYMBOL_GPL(usb_remove_hcd); > > +static struct otg_hcd_ops otg_hcd_intf = { > + .add = usb_add_hcd, > + .remove = usb_remove_hcd, > + .usb_bus_start_enum = usb_bus_start_enum, > + .usb_control_msg = usb_control_msg, > + .usb_hub_find_child = usb_hub_find_child, > +}; > + > +/** > + * usb_otg_add_hcd - Register the HCD with OTG core. > + * @hcd: the usb_hcd structure to initialize > + * @irqnum: Interrupt line to allocate > + * @irqflags: Interrupt type flags > + * @otg_dev: OTG controller device managing this HCD
Device managing a driver? That's interesting. :-)
[...]
MBR, Sergei
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