Messages in this thread | | | Subject | Re: [PATCH v9 13/14] usb: gadget: udc: adapt to OTG core | From | Roger Quadros <> | Date | Fri, 10 Jun 2016 10:06:24 +0300 |
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Hi Yoshihiro,
On 09/06/16 13:49, Yoshihiro Shimoda wrote: > Hi Roger, > >> From: Roger Quadros >> Sent: Wednesday, June 08, 2016 6:04 PM >> >> The OTG state machine needs a mechanism to start and >> stop the gadget controller as well as connect/disconnect >> from the bus. Add usb_gadget_start(), usb_gadget_stop() >> and usb_gadget_connect_control(). >> >> Introduce usb_otg_add_gadget_udc() to allow controller drivers >> to register a gadget controller that is part of an OTG instance. >> >> Register with OTG core when UDC is added in usb_add_gadget_udc_release() >> and unregister on usb_del_gadget_udc(). >> >> Notify the OTG core when gadget function driver is available on >> udc_bind_to_driver() and when it is removed in usb_gadget_remove_driver(). >> >> We need to unlock the usb_lock mutex before calling >> usb_otg_register_gadget() else it will cause a circular >> locking dependency. >> >> Ignore softconnect sysfs control when we're in OTG >> mode as OTG FSM should care of gadget softconnect using >> the b_bus_req mechanism. >> >> Signed-off-by: Roger Quadros <rogerq@ti.com> >> --- >> drivers/usb/gadget/udc/udc-core.c | 202 ++++++++++++++++++++++++++++++++++++-- >> include/linux/usb/gadget.h | 4 + >> 2 files changed, 196 insertions(+), 10 deletions(-) > > I tried to apply this patch on the Felipe's usb.git / testing/next branch, > but I couldn't apply because the udc-core.c was renamed to core.c. > https://git.kernel.org/cgit/linux/kernel/git/balbi/usb.git/commit/?h=testing/next&id=a22b539c7082b6a3046b3a9cebb356a047a2d81d > > I guess this patch needs rebase for that.
OK. I'll respin the whole series on Felipe's usb.git /testing/next.
cheers, -roger
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