On 08/06/16 15:11, Sergei Shtylyov wrote:
> On 6/8/2016 3:06 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@xxxxxx>
>>>> Acked-by: Peter Chen <peter.chen@xxxxxxx>
>>>> ---
>>>> 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. :-)
>>
>> Well it is the OTG controller instance really.
>> How else do you want me to write it?
>
> Just HC again? Or maybe HCI (HC interface)?
In my entire series HCD has always meant Host Controller Device.
I think I'll leave it the way it is.
cheers,
-roger
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