[PATCH 06/15] mailbox: mediatek: Add cmdq_mbox_stop to disable GCE thread

Jason-JH Lin (林睿祥) Jason-JH.Lin at mediatek.com
Sun Sep 24 22:10:57 PDT 2023


Hi Krzysztof,

Thanks for the review.

On Sat, 2023-09-23 at 20:02 +0200, Krzysztof Kozlowski wrote:
>  	 
> External email : Please do not click links or open attachments until
> you have verified the sender or the content.
>  On 18/09/2023 21:21, Jason-JH.Lin wrote:
> > Add cmdq_mbox_stop to disable GCE thread.
> > 
> > To support the error handling or the stop flow of the GCE loopping
> > thread, lopping thread user can call cmdq_mbox_stop to disable the
> > GCE HW thread.
> > 
> > Signed-off-by: Jason-JH.Lin <jason-jh.lin at mediatek.com>
> > ---
> >  drivers/mailbox/mtk-cmdq-mailbox.c       | 6 ++++++
> >  include/linux/mailbox/mtk-cmdq-mailbox.h | 1 +
> >  2 files changed, 7 insertions(+)
> > 
> > diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c
> b/drivers/mailbox/mtk-cmdq-mailbox.c
> > index 4d62b07c1411..8bd39fecbf00 100644
> > --- a/drivers/mailbox/mtk-cmdq-mailbox.c
> > +++ b/drivers/mailbox/mtk-cmdq-mailbox.c
> > @@ -469,6 +469,12 @@ static void cmdq_mbox_shutdown(struct
> mbox_chan *chan)
> >  spin_unlock_irqrestore(&thread->chan->lock, flags);
> >  }
> >  
> > +void cmdq_mbox_stop(struct mbox_chan *chan)
> > +{
> > +cmdq_mbox_shutdown(chan);
> > +}
> > +EXPORT_SYMBOL(cmdq_mbox_stop);
> 
> 1. EXPORT_SYMBOL_GPL
> 2. Missing kernel doc (full doc)
> 
> 
After reviewing by CK, I think this patch should be dropped.
Sorry for bothering you and thanks for the reviews.

Regards,
Jason-JH.Lin
> 
> Best regards,
> Krzysztof
> 
> 


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