On Fri, 06 Dec 2019, Chuhong Yuan <hslester96@xxxxxxxxx> wrote:
> nv50_msto_disable() does not call nv50_outp_release() to match
> nv50_outp_acquire() like other disable().
> Add the missed call to fix it.
The subject prefix "drm/dp_mst" implies drm core change, but this is
about nouveau. Please fix.
BR,
Jani.
>
> Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
> ---
> drivers/gpu/drm/nouveau/dispnv50/disp.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> index 549486f1d937..84e1417355cc 100644
> --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
> +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> @@ -862,8 +862,10 @@ nv50_msto_disable(struct drm_encoder *encoder)
>
> mstm->outp->update(mstm->outp, msto->head->base.index, NULL, 0, 0);
> mstm->modified = true;
> - if (!--mstm->links)
> + if (!--mstm->links) {
> mstm->disabled = true;
> + nv50_outp_release(mstm->outp);
> + }
> msto->disabled = true;
> }
--
Jani Nikula, Intel Open Source Graphics Center
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