diff options
Diffstat (limited to 'drivers/gpu/drm/drm_atomic_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_atomic_helper.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 232fa11a5e31..17baf5057132 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -30,6 +30,7 @@ #include <drm/drm_plane_helper.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_atomic_helper.h> +#include <drm/drm_writeback.h> #include <linux/dma-fence.h> #include "drm_crtc_helper_internal.h" @@ -1172,6 +1173,25 @@ void drm_atomic_helper_commit_modeset_disables(struct drm_device *dev, } EXPORT_SYMBOL(drm_atomic_helper_commit_modeset_disables); +static void drm_atomic_helper_commit_writebacks(struct drm_device *dev, + struct drm_atomic_state *old_state) +{ + struct drm_connector *connector; + struct drm_connector_state *new_conn_state; + int i; + + for_each_new_connector_in_state(old_state, connector, new_conn_state, i) { + const struct drm_connector_helper_funcs *funcs; + + funcs = connector->helper_private; + + if (new_conn_state->writeback_job && new_conn_state->writeback_job->fb) { + WARN_ON(connector->connector_type != DRM_MODE_CONNECTOR_WRITEBACK); + funcs->atomic_commit(connector, new_conn_state->writeback_job); + } + } +} + /** * drm_atomic_helper_commit_modeset_enables - modeset commit to enable outputs * @dev: DRM device @@ -1251,6 +1271,8 @@ void drm_atomic_helper_commit_modeset_enables(struct drm_device *dev, drm_bridge_enable(encoder->bridge); } + + drm_atomic_helper_commit_writebacks(dev, old_state); } EXPORT_SYMBOL(drm_atomic_helper_commit_modeset_enables); @@ -3647,6 +3669,9 @@ __drm_atomic_helper_connector_duplicate_state(struct drm_connector *connector, if (state->crtc) drm_connector_get(connector); state->commit = NULL; + + /* Don't copy over a writeback job, they are used only once */ + state->writeback_job = NULL; } EXPORT_SYMBOL(__drm_atomic_helper_connector_duplicate_state); |