[U-Boot] [RFC] usb: host: xhci-omap: Remove redundant board_usb_init and board_usb_cleanup functions

Uri Mashiach uri.mashiach at compulab.co.il
Wed Feb 14 16:34:54 UTC 2018


Hi Faiz,

On 02/14/2018 05:47 PM, Faiz Abbas wrote:
> Hi Uri,
> 
> On Wednesday 14 February 2018 08:56 PM, Uri Mashiach wrote:
>> Hi,
>> Sorry for the late response.
>>
>> On 02/14/2018 04:19 PM, Marek Vasut wrote:
>>> On 02/14/2018 03:14 PM, Faiz Abbas wrote:
>>>> Hi,
>>>>
>>>> On Wednesday 14 February 2018 06:53 PM, Marek Vasut wrote:
>>>>> On 02/14/2018 12:20 PM, Faiz Abbas wrote:
>>>>>> Hi,
>>>>>>
>>>>>> On Wednesday 14 February 2018 03:46 PM, Marek Vasut wrote:
>>>>>>> On 02/14/2018 11:10 AM, Faiz Abbas wrote:
>>>>>>>> board_usb_init()/_cleanup() should be in board files and don't have
>>>>>>>> a place in the xhci-omap driver. Weak versions for
>>>>>>>> board_usb_init()/_cleanup() already exist in common/usb.c
>>>>>>>> (for host mode) and drivers/usb/gadget/g_dnl.c (for gadget mode).
>>>>>>>>
>>>>>>>> Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
>>>>>>>
>>>>>>> Reviewed-by: Marek Vasut <marex at denx.de>
>>>>>>>
>>>>>>> I'd like some TBs from the people using those boards.
>>>>>>
>>>>>> I have tested this for dra7xx, am43xx and am57xx.
>>>>>
>>>>> So why is it marked RFC ?
>>>>>
>>>>
>>>> Because I was unclear why Uri Mashiach did not do this in 1a9a5f7 ("fix
>>>> double weak board_usb_init functions").
>>>
>>> OK, submit it as a normal patch with my RB.
>>>
>>
>> As mentioned in 1a9a5f7, the functions omap_xhci_board_usb_init() and
>> omap_xhci_board_usb_cleanup() are called for the boards with the
>> CONFIG_USB_XHCI_OMAP definition.
>>
>> The weak implementation of the functions omap_xhci_board_usb_init()
>> executed enable_usb_clocks().
>> The weak implementation of the function omap_xhci_board_usb_cleanup()
>> executed the function disable_usb_clocks().
>>
>> For the boards compulab/cl-som-am57x and compulab/cm_t43:
>> * CONFIG_USB_XHCI_OMAP is defined
>> * omap_xhci_board_usb_init is not implemented, relying on the weak
>> implementation.
>> * omap_xhci_board_usb_cleanup is not defined, relying on the weak
>> implementation.
>>
>> The fix is missing the implementation of board_usb_init and
>> board_usb_cleanup in the compulab/cl-som-am57x and compulab/cm_t43.
>> The implementation should include the content of the deleted weak
>> functions omap_xhci_board_usb_init() and omap_xhci_board_usb_cleanup().
>>
> 
> Thanks for clarifying. Shouldn't that be implemented in the board files?

Yes

> I can add board_usb_init and board_usb_cleanup for those platforms in
> v2. Can you help me test this on those platforms?

Yes

> 
> Thanks,
> Faiz
> 

-- 
Thanks,
Uri


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