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drm/edid: Fix CVT width/height decode
Signed-off-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -920,18 +920,18 @@ static int drm_cvt_modes(struct drm_connector *connector,
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if (!memcmp(cvt->code, empty, 3))
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continue;
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height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 8) + 1) * 2;
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switch (cvt->code[1] & 0xc0) {
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height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2;
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switch (cvt->code[1] & 0x0c) {
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case 0x00:
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width = height * 4 / 3;
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break;
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case 0x40:
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case 0x04:
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width = height * 16 / 9;
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break;
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case 0x80:
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case 0x08:
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width = height * 16 / 10;
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break;
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case 0xc0:
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case 0x0c:
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width = height * 15 / 9;
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break;
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}
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