Merge branch 'for_2.6.34_4f4e65_a' of git://git.pwsan.com/linux-2.6 into omap-for-linus

1 files changed, 33 insertions, 8 deletions

diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c
index 1e5648d3e3d..d8c75c8f78d 100644
--- a/arch/arm/plat-omap/omap_device.c
+++ b/arch/arm/plat-omap/omap_device.c
@@ -148,10 +148,22 @@ static int _omap_device_activate(struct omap_device *od, u8 ignore_lat)
 			 "%llu nsec\n", od->pdev.name, od->pm_lat_level,
 			 act_lat);
 
-		WARN(act_lat > odpl->activate_lat, "omap_device: %s.%d: "
-		     "activate step %d took longer than expected (%llu > %d)\n",
-		     od->pdev.name, od->pdev.id, od->pm_lat_level,
-		     act_lat, odpl->activate_lat);
+		if (act_lat > odpl->activate_lat) {
+			odpl->activate_lat_worst = act_lat;
+			if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) {
+				odpl->activate_lat = act_lat;
+				pr_warning("omap_device: %s.%d: new worst case "
+					   "activate latency %d: %llu\n",
+					   od->pdev.name, od->pdev.id,
+					   od->pm_lat_level, act_lat);
+			} else
+				pr_warning("omap_device: %s.%d: activate "
+					   "latency %d higher than exptected. "
+					   "(%llu > %d)\n",
+					   od->pdev.name, od->pdev.id,
+					   od->pm_lat_level, act_lat,
+					   odpl->activate_lat);
+		}
 
 		od->dev_wakeup_lat -= odpl->activate_lat;
 	}
@@ -204,10 +216,23 @@ static int _omap_device_deactivate(struct omap_device *od, u8 ignore_lat)
 			 "%llu nsec\n", od->pdev.name, od->pm_lat_level,
 			 deact_lat);
 
-		WARN(deact_lat > odpl->deactivate_lat, "omap_device: %s.%d: "
-		     "deactivate step %d took longer than expected "
-		     "(%llu > %d)\n", od->pdev.name, od->pdev.id,
-		     od->pm_lat_level, deact_lat, odpl->deactivate_lat);
+		if (deact_lat > odpl->deactivate_lat) {
+			odpl->deactivate_lat_worst = deact_lat;
+			if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) {
+				odpl->deactivate_lat = deact_lat;
+				pr_warning("omap_device: %s.%d: new worst case "
+					   "deactivate latency %d: %llu\n",
+					   od->pdev.name, od->pdev.id,
+					   od->pm_lat_level, deact_lat);
+			} else
+				pr_warning("omap_device: %s.%d: deactivate "
+					   "latency %d higher than exptected. "
+					   "(%llu > %d)\n",
+					   od->pdev.name, od->pdev.id,
+					   od->pm_lat_level, deact_lat,
+					   odpl->deactivate_lat);
+		}
+
 
 		od->dev_wakeup_lat += odpl->activate_lat;