diff options
Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_dl.c')
| -rw-r--r-- | drivers/media/platform/vsp1/vsp1_dl.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_dl.c b/drivers/media/platform/vsp1/vsp1_dl.c index ed7cda4130f2..104b6f514536 100644 --- a/drivers/media/platform/vsp1/vsp1_dl.c +++ b/drivers/media/platform/vsp1/vsp1_dl.c @@ -958,6 +958,9 @@ void vsp1_dl_list_commit(struct vsp1_dl_list *dl, unsigned int dl_flags) * * The VSP1_DL_FRAME_END_INTERNAL flag indicates that the display list that just * became active had been queued with the internal notification flag. + * + * The VSP1_DL_FRAME_END_WRITEBACK flag indicates that the previously active + * display list had been queued with the writeback flag. */ unsigned int vsp1_dlm_irq_frame_end(struct vsp1_dl_manager *dlm) { @@ -996,6 +999,17 @@ unsigned int vsp1_dlm_irq_frame_end(struct vsp1_dl_manager *dlm) goto done; /* + * If the active display list has the writeback flag set, the frame + * completion marks the end of the writeback capture. Return the + * VSP1_DL_FRAME_END_WRITEBACK flag and reset the display list's + * writeback flag. + */ + if (dlm->active && (dlm->active->flags & VSP1_DL_FRAME_END_WRITEBACK)) { + flags |= VSP1_DL_FRAME_END_WRITEBACK; + dlm->active->flags &= ~VSP1_DL_FRAME_END_WRITEBACK; + } + + /* * The device starts processing the queued display list right after the * frame end interrupt. The display list thus becomes active. */ |