1 files changed, 71 insertions, 0 deletions

diff --git a/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0041-DSS2-Disable-vertical-offset-with-fieldmode.patch b/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0041-DSS2-Disable-vertical-offset-with-fieldmode.patch
new file mode 100644
index 0000000000..6785ade279
--- /dev/null
+++ b/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0041-DSS2-Disable-vertical-offset-with-fieldmode.patch
@@ -0,0 +1,71 @@
+From 9bcac9b9e678f476c83b5679b1215b6bc946130a Mon Sep 17 00:00:00 2001
+From: =?utf-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@nokia.com>
+Date: Mon, 20 Apr 2009 16:26:18 +0200
+Subject: [PATCH] DSS2: Disable vertical offset with fieldmode
+MIME-Version: 1.0
+Content-Type: text/plain; charset=utf-8
+Content-Transfer-Encoding: 8bit
+
+When using fieldmode each field is basically a separate picture so the
+vertical filter should start at phase 0 for both fields.
+
+Signed-off-by: Ville Syrjälä <ville.syrjala@nokia.com>
+---
+ drivers/video/omap2/dss/dispc.c |   23 +++++++++--------------
+ 1 files changed, 9 insertions(+), 14 deletions(-)
+
+diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
+index 7e551c2..f15614b 100644
+--- a/drivers/video/omap2/dss/dispc.c
++++ b/drivers/video/omap2/dss/dispc.c
+@@ -1029,12 +1029,12 @@ static void _dispc_set_vid_accu1(enum omap_plane plane, int haccu, int vaccu)
+ static void _dispc_set_scaling(enum omap_plane plane,
+                u16 orig_width, u16 orig_height,
+                u16 out_width, u16 out_height,
+-               bool ilace, bool five_taps)
++               bool ilace, bool five_taps,
++               bool fieldmode)
+ {
+        int fir_hinc;
+        int fir_vinc;
+        int hscaleup, vscaleup;
+-       int fieldmode = 0;
+        int accu0 = 0;
+        int accu1 = 0;
+        u32 l;
+@@ -1072,17 +1072,12 @@ static void _dispc_set_scaling(enum omap_plane plane,
+ 
+        dispc_write_reg(dispc_reg_att[plane], l);
+ 
+-       if (ilace) {
+-               if (fieldmode) {
+-                       accu0 = fir_vinc / 2;
+-                       accu1 = 0;
+-               } else {
+-                       accu0 = 0;
+-                       accu1 = fir_vinc / 2;
+-                       if (accu1 >= 1024/2) {
+-                               accu0 = 1024/2;
+-                               accu1 -= accu0;
+-                       }
++       if (ilace && !fieldmode) {
++               accu0 = 0;
++               accu1 = fir_vinc / 2;
++               if (accu1 >= 1024/2) {
++                       accu0 = 1024/2;
++                       accu1 -= accu0;
+                }
+        }
+ 
+@@ -1582,7 +1577,7 @@ static int _dispc_setup_plane(enum omap_plane plane,
+        if (plane != OMAP_DSS_GFX) {
+                _dispc_set_scaling(plane, width, height,
+                                   out_width, out_height,
+-                                  ilace, five_taps);
++                                  ilace, five_taps, fieldmode);
+                _dispc_set_vid_size(plane, out_width, out_height);
+                _dispc_set_vid_color_conv(plane, cconv);
+        }
+-- 
+1.5.6.5
+