OMAPDSS: gracefully disable overlay at error

PATCH RESEND New Sergey Kibrik 1 participant 1 message Apr 25, 2013 1 message not in the archive Framebuffer layer

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Sergey Kibrik

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2013-04-25 08:28 UTC #1 lore raw

PATCH RESEND 1/1 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 <[email protected]>

---
 drivers/video/omap2/dss/dispc-compat.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

drivers/video/omap2/dss/dispc-compat.c +1 -2

index 928884c..83779c2 100644
@@ -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);
 		}
 	}

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1.7.9.5