summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/intel_sdvo.c
diff options
context:
space:
mode:
authorChris Wilson <chris@chris-wilson.co.uk>2011-01-25 13:28:29 +0000
committerChris Wilson <chris@chris-wilson.co.uk>2011-01-26 09:48:01 +0000
commitbc65212c36421193e368565c20410c1c4a909720 (patch)
tree9fb5583e6f43a289088c35a324ae6412a7861600 /drivers/gpu/drm/i915/intel_sdvo.c
parent5d6135012e9a7aa8a9128145ed9315eb916feea2 (diff)
drm/i915/sdvo: Use a compact test for determining a multi-function device
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo.c')
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c30
1 files changed, 3 insertions, 27 deletions
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 45cd37652a3..fc016048cd5 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -1267,33 +1267,9 @@ void intel_sdvo_set_hotplug(struct drm_connector *connector, int on)
static bool
intel_sdvo_multifunc_encoder(struct intel_sdvo *intel_sdvo)
{
- int caps = 0;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_CVBS1))
- caps++;
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_YPRPB0 | SDVO_OUTPUT_YPRPB1))
- caps++;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_SCART0 | SDVO_OUTPUT_SCART1))
- caps++;
-
- if (intel_sdvo->caps.output_flags &
- (SDVO_OUTPUT_LVDS0 | SDVO_OUTPUT_LVDS1))
- caps++;
-
- return (caps > 1);
+ /* Is there more than one type of output? */
+ int caps = intel_sdvo->caps.output_flags & 0xf;
+ return caps & -caps;
}
static struct edid *