drm/i915: Fix multifunction SDVO detection

I can't think of any sensible reason to limit this to a mask of 0x0f, ie, SDVO_OUTPUT_{TMDS,RGB,CVBS,SVID}0. Signed-off-by: Adam Jackson <[email protected]> Reviewed-by: Chris Wilson <[email protected]> Signed-off-by: Keith Packard <[email protected]>
akeromi · Oct 20, 2011 · 2294488 · 2294488
1 parent 46eb303
commit 2294488
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1232,8 +1232,7 @@ static bool
 intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo)
 {
 	/* Is there more than one type of output? */
-	int caps = intel_sdvo->caps.output_flags & 0xf;
-	return caps & -caps;
+	return hweight16(intel_sdvo->caps.output_flags) > 1;
 }
 
 static struct edid *