From: Tomi Valkeinen <tomi.valkeinen@ti.com>
Date: Mon, 7 Nov 2011 13:04:01 +0000 (+0200)
Subject: OMAPDSS: APPLY: skip isr register and config for disabled displays
X-Git-Tag: upstream/snapshot3+hdmi~7902^2~52^2~70
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=04f6643a8657bd080344d2928dde917e0b1b3800;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

OMAPDSS: APPLY: skip isr register and config for disabled displays

There's no need to register the vsync ISR and configure the hardware if
the overlay manager is disabled, so this patch adds a check for disabled
managers to the omap_dss_mgr_apply() function.

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

diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index 0da8081..7919ff3 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -629,7 +629,7 @@ int omap_dss_mgr_apply(struct omap_overlay_manager *mgr)
 	}
 
 	r = 0;
-	if (!mgr_manual_update(mgr)) {
+	if (mgr->enabled && !mgr_manual_update(mgr)) {
 		if (!dss_cache.irq_enabled) {
 			u32 mask;