Re: [PATCH RFC] usb: gadget: Set self-powered based on MaxPower and bmAttributes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 14-02-25 01:32 pm, Greg Kroah-Hartman wrote:
> On Tue, Feb 04, 2025 at 04:29:08PM +0530, Prashanth K wrote:
>> Currently the USB gadget will be set as bus-powered based solely
>> on whether its bMaxPower is greater than 100mA, but this may miss
>> devices that may legitimately draw less than 100mA but still want
>> to report as bus-powered. Similarly during suspend & resume, USB
>> gadget is incorrectly marked as bus/self powered without checking
>> the bmAttributes field. Fix these by configuring the USB gadget
>> as self or bus powered based on bmAttributes, and explicitly set
>> it as bus-powered if it draws more than 100mA.
>>
>> Cc: stable@xxxxxxxxxxxxxxx
>> Fixes: 5e5caf4fa8d3 ("usb: gadget: composite: Inform controller driver of self-powered")
>> Signed-off-by: Prashanth K <prashanth.k@xxxxxxxxxxxxxxxx>
>> ---
>>  drivers/usb/gadget/composite.c | 16 +++++++++++-----
>>  1 file changed, 11 insertions(+), 5 deletions(-)
> 
> What type of "comments" are you wanting here?
> 
> For obvious reasons, I can't apply patches tagged "RFC" but I don't see
> what you are wanting us to do here.
> 
> confused,
> 
> greg k-h
Sent an RFC since I got some comments last time while changing few
things on this path, was expecting the same thing this time, Will send a v2.

Thanks,
Prashanth K




[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux