linux-omap 2.6.29: add patches to fix some bugs in the display driver, XV now works again

1 files changed, 40 insertions, 0 deletions

diff --git a/recipes/linux/linux-omap-2.6.29/dss2/0018-DSS2-check-for-ovl-paddr-only-when-enabling.patch b/recipes/linux/linux-omap-2.6.29/dss2/0018-DSS2-check-for-ovl-paddr-only-when-enabling.patch
new file mode 100644
index 0000000000..088135c0a8
--- /dev/null
+++ b/recipes/linux/linux-omap-2.6.29/dss2/0018-DSS2-check-for-ovl-paddr-only-when-enabling.patch
@@ -0,0 +1,40 @@
+From 63e15ba8d5f95b13d3abf359da718537d769f112 Mon Sep 17 00:00:00 2001
+From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
+Date: Tue, 7 Apr 2009 10:01:58 +0300
+Subject: [PATCH] DSS2: check for ovl paddr only when enabling
+
+It seems Xvideo uses SETUP_PLANE ioctl even when
+the fb memory has not been allocated. Sigh.
+---
+ drivers/video/omap2/dss/overlay.c |    8 +++++---
+ 1 files changed, 5 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/video/omap2/dss/overlay.c b/drivers/video/omap2/dss/overlay.c
+index 9209acf..c047206 100644
+--- a/drivers/video/omap2/dss/overlay.c
++++ b/drivers/video/omap2/dss/overlay.c
+@@ -281,6 +281,11 @@ int dss_check_overlay(struct omap_overlay *ovl, struct omap_display *display)
+ 
+ 	info = &ovl->info;
+ 
++	if (info->paddr == 0) {
++		DSSDBG("check_overlay failed: paddr 0\n");
++		return -EINVAL;
++	}
++
+ 	display->get_resolution(display, &dw, &dh);
+ 
+ 	DSSDBG("check_overlay %d: (%d,%d %dx%d -> %dx%d) disp (%dx%d)\n",
+@@ -331,9 +336,6 @@ static int dss_ovl_set_overlay_info(struct omap_overlay *ovl,
+ 	int r;
+ 	struct omap_overlay_info old_info;
+ 
+-	if (info->paddr == 0)
+-		return -EINVAL;
+-
+ 	old_info = ovl->info;
+ 	ovl->info = *info;
+ 
+-- 
+1.5.6.5
+