Re: [PATCH v2 08/10] drm/msm/hdmi: fix IRQ lifetime
From: Johan Hovold
Date: Fri Sep 23 2022 - 02:17:44 EST
On Thu, Sep 22, 2022 at 12:55:03PM -0700, Kuogee Hsieh wrote:
>
> On 9/13/2022 1:53 AM, Johan Hovold wrote:
> > Device-managed resources allocated post component bind must be tied to
> > the lifetime of the aggregate DRM device or they will not necessarily be
> > released when binding of the aggregate device is deferred.
> >
> > This is specifically true for the HDMI IRQ, which will otherwise remain
> > requested so that the next bind attempt fails when requesting the IRQ a
> > second time.
> >
> > Fix this by tying the device-managed lifetime of the HDMI IRQ to the DRM
> > device so that it is released when bind fails.
> >
> > Fixes: 067fef372c73 ("drm/msm/hdmi: refactor bind/init")
> > Cc: stable@xxxxxxxxxxxxxxx # 3.19
> > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> > Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
>
> > Tested-by: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
> > Reviewed-by: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
I believe you meant:
Tested-by: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
Reviewed-by: Kuogee Hsieh <quic_khsieh@xxxxxxxxxxx>
here (i.e. without the '>' quotes). Otherwise the tooling may not pick
these up.
Thanks for reviewing and testing.
Johan