Re: [PATCH 2/2] drivers: usb: dwc2: remove 'force' parameter from kill_all_requests()

[Felipe Balbi]

On Mon, Jan 05, 2015 at 10:31:35AM +0100, Robert Baldyga wrote:
> This patch fixes in simpler way the bug described in [1] and [2]. It
> looks like DWC2 is the only UDC driver that doesn't force usb requests
> to complete in ep_disable() function. This causes described problem,
> because we have no guarantee that all requests will be completed before
> unbind of usb function.
> 
> To fix this problem we force all requests of disabled endpoint to complete.
> Also currently running request is not handled. This allowed to simplify
> code of kill_all_requests() function, because 'force' parameter is always
> set to true, so we don't need it anymore.
> 
> In s3c_hsotg_rx_data() we change function used to print message when active
> request is NULL from dev_warn() to dev_dbg(), because such situation is
> harmless for driver and now it can take place during normal endpoint
> disabling.
> 
> [1] https://lkml.org/lkml/2014/12/9/283
> [2] https://lkml.org/lkml/2014/12/12/360
> 
> Signed-off-by: Robert Baldyga <r.baldyga@xxxxxxxxxxx>

this fails to apply:

checking file drivers/usb/dwc2/gadget.c
Hunk #1 succeeded at 2602 (offset 35 lines).
Hunk #2 FAILED at 2588.
Hunk #3 succeeded at 2645 (offset 36 lines).
Hunk #4 FAILED at 2924.
2 out of 4 hunks FAILED

-- 
balbi

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