This is a note to let you know that I've just added the patch titled
drm/mgag200: Reject non-character-cell-aligned mode widths
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-mgag200-reject-non-character-cell-aligned-mode-widths.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From 25161084b1c1b0c29948f6f77266a35f302196b7 Mon Sep 17 00:00:00 2001
From: Adam Jackson <[email protected]>
Date: Mon, 15 Jun 2015 16:16:15 -0400
Subject: drm/mgag200: Reject non-character-cell-aligned mode widths
From: Adam Jackson <[email protected]>
commit 25161084b1c1b0c29948f6f77266a35f302196b7 upstream.
Turns out 1366x768 does not in fact work on this hardware.
Signed-off-by: Adam Jackson <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/gpu/drm/mgag200/mgag200_mode.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -1487,6 +1487,11 @@ static int mga_vga_mode_valid(struct drm
return MODE_BANDWIDTH;
}
+ if ((mode->hdisplay % 8) != 0 || (mode->hsync_start % 8) != 0 ||
+ (mode->hsync_end % 8) != 0 || (mode->htotal % 8) != 0) {
+ return MODE_H_ILLEGAL;
+ }
+
if (mode->crtc_hdisplay > 2048 || mode->crtc_hsync_start > 4096 ||
mode->crtc_hsync_end > 4096 || mode->crtc_htotal > 4096 ||
mode->crtc_vdisplay > 2048 || mode->crtc_vsync_start > 4096 ||
Patches currently in stable-queue which might be from [email protected] are
queue-3.10/drm-mgag200-reject-non-character-cell-aligned-mode-widths.patch
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