The mechanism to cache manager and overlay settings and configure them
into the HW registers in VSYNC is meant only for auto-update displays,
as it doesn't make sense (and doesn't work) for manual-update displays.

This patchs adds a check so that we skip the above for manual update
displays.

Signed-off-by: Tomi Valkeinen <tomi.valkei...@ti.com>
---
 drivers/video/omap2/dss/apply.c |   27 +++++++++++++++------------
 1 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/drivers/video/omap2/dss/apply.c b/drivers/video/omap2/dss/apply.c
index 9af5809..04f3ff5 100644
--- a/drivers/video/omap2/dss/apply.c
+++ b/drivers/video/omap2/dss/apply.c
@@ -629,23 +629,26 @@ int omap_dss_mgr_apply(struct omap_overlay_manager *mgr)
        }
 
        r = 0;
-       if (!dss_cache.irq_enabled) {
-               u32 mask;
+       if (!mgr_manual_update(mgr)) {
+               if (!dss_cache.irq_enabled) {
+                       u32 mask;
 
-               mask = DISPC_IRQ_VSYNC  | DISPC_IRQ_EVSYNC_ODD |
-                       DISPC_IRQ_EVSYNC_EVEN;
-               if (dss_has_feature(FEAT_MGR_LCD2))
-                       mask |= DISPC_IRQ_VSYNC2;
+                       mask = DISPC_IRQ_VSYNC  | DISPC_IRQ_EVSYNC_ODD |
+                               DISPC_IRQ_EVSYNC_EVEN;
+                       if (dss_has_feature(FEAT_MGR_LCD2))
+                               mask |= DISPC_IRQ_VSYNC2;
 
-               r = omap_dispc_register_isr(dss_apply_irq_handler, NULL, mask);
+                       r = omap_dispc_register_isr(dss_apply_irq_handler,
+                                       NULL, mask);
 
-               if (r)
-                       DSSERR("failed to register apply isr\n");
+                       if (r)
+                               DSSERR("failed to register apply isr\n");
 
-               dss_cache.irq_enabled = true;
-       }
+                       dss_cache.irq_enabled = true;
+               }
 
-       configure_dispc();
+               configure_dispc();
+       }
 
        spin_unlock_irqrestore(&dss_cache.lock, flags);
 
-- 
1.7.4.1

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