Commit 8e10ee9a authored by Adam Jackson's avatar Adam Jackson Committed by Dave Airlie

drm/edid: Fix CVT width/height decode

Signed-off-by: default avatarAdam Jackson <ajax@redhat.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 69da3015
......@@ -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;
}
......
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