diff options
| author | Lakshmi Narayana Kalavala <lkalaval@codeaurora.org> | 2018-02-26 15:46:57 -0800 |
|---|---|---|
| committer | Lakshmi Narayana Kalavala <lkalaval@codeaurora.org> | 2018-03-08 13:07:14 -0800 |
| commit | 4f2aa096ba1682fcd002613c6cb1550476008da1 (patch) | |
| tree | b39be34e29236c127511eea27f4a62ed1c20cb15 /drivers/gpu/drm/msm/msm_atomic.c | |
| parent | 07324253e2e621c2cf54105c5612e341a9f305ad (diff) | |
drm/msm: support shutdown sequence on msm driver
Add shutdown sequence in msm driver to turn off
all connectors/bridge gracefully. That will allow
the graceful shutdown for dsi panel.
Change-Id: I055bd57a45706478c785b7a3c41bf7623dd8d2e7
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>
Signed-off-by: Lakshmi Narayana Kalavala <lkalaval@codeaurora.org>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_atomic.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_atomic.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index 0c119ec5d97c..7d40f38092d4 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016-2017, The Linux Foundation. All rights reserved. + * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. * Copyright (C) 2014 Red Hat * Author: Rob Clark <robdclark@gmail.com> * @@ -562,6 +562,11 @@ int msm_atomic_commit(struct drm_device *dev, struct msm_commit *commit; int i, ret; + if (!priv || priv->shutdown_in_progress) { + DRM_ERROR("priv is null or shutdwon is in-progress\n"); + return -EINVAL; + } + SDE_ATRACE_BEGIN("atomic_commit"); ret = drm_atomic_helper_prepare_planes(dev, state); if (ret) { |