On Tue, Jul 11, 2017 at 04:33:10PM +0200, Maarten Lankhorst wrote:
> drm_atomic_helper_swap_state() will be changed to interruptible waiting
> in the next few commits, so all drivers have to be changed to handling
> failure.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
> Cc: Jonathan Hunter <jonathanh@xxxxxxxxxx>
> Cc: linux-tegra@xxxxxxxxxxxxxxx
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
> ---
> drivers/gpu/drm/tegra/drm.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c
> index ad3d124a972d..3ba659a5940d 100644
> --- a/drivers/gpu/drm/tegra/drm.c
> +++ b/drivers/gpu/drm/tegra/drm.c
> @@ -100,7 +100,12 @@ static int tegra_atomic_commit(struct drm_device *drm,
> * the software side now.
> */
>
> - drm_atomic_helper_swap_state(state, true);
> + err = drm_atomic_helper_swap_state(state, true);
> + if (err) {
> + mutex_unlock(&tegra->commit.lock);
> + drm_atomic_helper_cleanup_planes(drm, state);
> + return err;
> + }
>
> drm_atomic_state_get(state);
> if (nonblock)
> --
> 2.11.0
>
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--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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