On Mon, May 24, 2021 at 10:04:24PM -0700, Jack Pham wrote:
> commit d1d90dd27254c44d087ad3f8b5b3e4fff0571f45 upstream.
>
> commit 72704f876f50 ("dwc3: gadget: Implement the suspend entry event
> handler") introduced (nearly 5 years ago!) an interrupt handler for
> U3/L1-L2 suspend events. The problem is that these events aren't
> currently enabled in the DEVTEN register so the handler is never
> even invoked. Fix this simply by enabling the corresponding bit
> in dwc3_gadget_enable_irq() using the same revision check as found
> in the handler.
>
> Fixes: 72704f876f50 ("dwc3: gadget: Implement the suspend entry event handler")
> Acked-by: Felipe Balbi <balbi@xxxxxxxxxx>
> Signed-off-by: Jack Pham <jackp@xxxxxxxxxxxxxx>
> Cc: stable <stable@xxxxxxxxxxxxxxx>
> Link: https://lore.kernel.org/r/20210428090111.3370-1-jackp@xxxxxxxxxxxxxx
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> [jackp@xxxxxxxxxxxxxx: backport to pre-5.7 by replacing
> DWC3_IS_VER_PRIOR check with direct comparison of dwc->revision]
> Signed-off-by: Jack Pham <jackp@xxxxxxxxxxxxxx>
> ---
> drivers/usb/dwc3/gadget.c | 4 ++++
> 1 file changed, 4 insertions(+)
All now queued up, thanks.
greg k-h
