Commit 595470a7 authored Apr 25, 2013 by Sergey Kibrik Committed by Tomi Valkeinen Jun 17, 2013

OMAPDSS: gracefully disable overlay at error



Disable overlay via ovl->disable() interface, which will
properly set flags in cache and GO bits for managers.
This allows overlay user to re-enable it on next frame,
thus recovering from FIFO underflows.

Signed-off-by: Sergey Kibrik <sergiikibrik@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

parent b0e449ce

drivers/video/omap2/dss/dispc-compat.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -360,8 +360,7 @@ static void dispc_error_worker(struct work_struct *work)
		if (bit & errors) {
		DSSERR("FIFO UNDERFLOW on %s, disabling the overlay\n",
		ovl->name);
		dispc_ovl_enable(ovl->id, false);
		dispc_mgr_go(ovl->manager->id);
		ovl->disable(ovl);
		msleep(50);
		}
		}