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Diffstat (limited to 'recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0020-DSS2-Check-scaling-limits-against-proper-values.patch')
-rw-r--r--recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0020-DSS2-Check-scaling-limits-against-proper-values.patch79
1 files changed, 79 insertions, 0 deletions
diff --git a/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0020-DSS2-Check-scaling-limits-against-proper-values.patch b/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0020-DSS2-Check-scaling-limits-against-proper-values.patch
new file mode 100644
index 0000000000..c6971ea452
--- /dev/null
+++ b/recipes/kexecboot/linux-kexecboot-2.6.29/dss2/0020-DSS2-Check-scaling-limits-against-proper-values.patch
@@ -0,0 +1,79 @@
+From 9f8f1613253656f155b3844c8255a560f86e0acd Mon Sep 17 00:00:00 2001
+From: =?utf-8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@nokia.com>
+Date: Mon, 6 Apr 2009 17:32:05 +0200
+Subject: [PATCH 20/69] DSS2: Check scaling limits against proper values
+MIME-Version: 1.0
+Content-Type: text/plain; charset=utf-8
+Content-Transfer-Encoding: 8bit
+
+Move the ilace and fieldmode related height adjustments to be performed
+before checking the scaling limits.
+
+Signed-off-by: Ville Syrjälä <ville.syrjala@nokia.com>
+---
+ drivers/video/omap2/dss/dispc.c | 31 ++++++++++++++++---------------
+ 1 files changed, 16 insertions(+), 15 deletions(-)
+
+diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c
+index 61861d8..ae7be3d 100644
+--- a/drivers/video/omap2/dss/dispc.c
++++ b/drivers/video/omap2/dss/dispc.c
+@@ -1366,10 +1366,25 @@ static int _dispc_setup_plane(enum omap_plane plane,
+ unsigned offset0, offset1;
+ s32 row_inc;
+ s32 pix_inc;
++ u16 frame_height = height;
+
+ if (paddr == 0)
+ return -EINVAL;
+
++ if (ilace && height >= out_height)
++ fieldmode = 1;
++
++ if (ilace) {
++ if (fieldmode)
++ height /= 2;
++ pos_y /= 2;
++ out_height /= 2;
++
++ DSSDBG("adjusting for ilace: height %d, pos_y %d, "
++ "out_height %d\n",
++ height, pos_y, out_height);
++ }
++
+ if (plane == OMAP_DSS_GFX) {
+ if (width != out_width || height != out_height)
+ return -EINVAL;
+@@ -1448,28 +1463,14 @@ static int _dispc_setup_plane(enum omap_plane plane,
+ return -EINVAL;
+ }
+
+- if (ilace && height >= out_height)
+- fieldmode = 1;
+-
+ calc_rotation_offset(rotation, mirror,
+- screen_width, width, height, color_mode,
++ screen_width, width, frame_height, color_mode,
+ fieldmode,
+ &offset0, &offset1, &row_inc, &pix_inc);
+
+ DSSDBG("offset0 %u, offset1 %u, row_inc %d, pix_inc %d\n",
+ offset0, offset1, row_inc, pix_inc);
+
+- if (ilace) {
+- if (fieldmode)
+- height /= 2;
+- pos_y /= 2;
+- out_height /= 2;
+-
+- DSSDBG("adjusting for ilace: height %d, pos_y %d, "
+- "out_height %d\n",
+- height, pos_y, out_height);
+- }
+-
+ _dispc_set_channel_out(plane, channel_out);
+ _dispc_set_color_mode(plane, color_mode);
+
+--
+1.6.2.4
+