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authorTakashi Iwai <tiwai@suse.de>2014-01-21 14:34:51 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-13 13:48:03 -0800
commit37c5725adba40457dac8705b880348d789394238 (patch)
tree92104bfc572ae6cdc645143b108a010c73b146e0
parent9b8de40c9a462c53a245b3bc7cddff3e34e879ef (diff)
drm/cirrus: correct register values for 16bpp
commit 2510538fa000dd13a3e57b79bf073ffb1748976c upstream. When the mode is set with 16bpp on QEMU, the output gets totally broken. The culprit is the bogus register values set for 16bpp, which was likely copied from from a wrong place. Addresses https://bugzilla.novell.com/show_bug.cgi?id=799216 Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: David Airlie <airlied@linux.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_mode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/cirrus/cirrus_mode.c b/drivers/gpu/drm/cirrus/cirrus_mode.c
index 60685b21cc3..379a47ea99f 100644
--- a/drivers/gpu/drm/cirrus/cirrus_mode.c
+++ b/drivers/gpu/drm/cirrus/cirrus_mode.c
@@ -273,8 +273,8 @@ static int cirrus_crtc_mode_set(struct drm_crtc *crtc,
sr07 |= 0x11;
break;
case 16:
- sr07 |= 0xc1;
- hdr = 0xc0;
+ sr07 |= 0x17;
+ hdr = 0xc1;
break;
case 24:
sr07 |= 0x15;