linux-kernel - [15/38] drm/radeon: Update AVIVO cursor coordinate origin before x/yorigin calculation.

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Message-Id: <20111011165710.587694590@pistachio.kroah.org>
Date:	Tue, 11 Oct 2011 10:55:25 -0600
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Michel DÃ€nzer <michel.daenzer@....com>,
	Dave Airlie <airlied@...hat.com>
Subject: [15/38] drm/radeon: Update AVIVO cursor coordinate origin before x/yorigin calculation.

3.0-stable review patch.  If anyone has any objections, please let us know.

------------------

From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <michel.daenzer@....com>

commit b8aee294d89502469f2d80ae6afb93398d8227e0 upstream.

Fixes cursor disappearing prematurely when moving off a top/left edge which
is not located at the desktop top/left edge.

Signed-off-by: Michel Dänzer <michel.daenzer@....com>
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Dave Airlie <airlied@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/gpu/drm/radeon/radeon_cursor.c |   12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -208,6 +208,13 @@ int radeon_crtc_cursor_move(struct drm_c
 	int xorigin = 0, yorigin = 0;
 	int w = radeon_crtc->cursor_width;
 
+	if (ASIC_IS_AVIVO(rdev)) {
+		/* avivo cursor are offset into the total surface */
+		x += crtc->x;
+		y += crtc->y;
+	}
+	DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
+
 	if (x < 0)
 		xorigin = -x + 1;
 	if (y < 0)
@@ -221,11 +228,6 @@ int radeon_crtc_cursor_move(struct drm_c
 		int i = 0;
 		struct drm_crtc *crtc_p;
 
-		/* avivo cursor are offset into the total surface */
-		x += crtc->x;
-		y += crtc->y;
-		DRM_DEBUG("x %d y %d c->x %d c->y %d\n", x, y, crtc->x, crtc->y);
-
 		/* avivo cursor image can't end on 128 pixel boundary or
 		 * go past the end of the frame if both crtcs are enabled
 		 */


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