From: Adam Jackson <ajax@redhat.com>
Date: Mon, 4 Jan 2010 22:53:07 +0000 (-0500)
Subject: drm/edid: Fix CVT width/height decode
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8e10ee9a0da12c586d3397150e34a946507c23f3;p=linux.git

drm/edid: Fix CVT width/height decode

Signed-off-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 7d6ac22f5b2d7..defcaf108460b 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -920,18 +920,18 @@ static int drm_cvt_modes(struct drm_connector *connector,
 		if (!memcmp(cvt->code, empty, 3))
 			continue;
 
-		height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 8) + 1) * 2;
-		switch (cvt->code[1] & 0xc0) {
+		height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
+		switch (cvt->code[1] & 0x0c) {
 		case 0x00:
 			width = height * 4 / 3;
 			break;
-		case 0x40:
+		case 0x04:
 			width = height * 16 / 9;
 			break;
-		case 0x80:
+		case 0x08:
 			width = height * 16 / 10;
 			break;
-		case 0xc0:
+		case 0x0c:
 			width = height * 15 / 9;
 			break;
 		}