Reviewed-by: Sivakumar Thulasimani <sivakumar.thulasim...@intel.com>



On 7/6/2015 5:40 PM, ville.syrj...@linux.intel.com wrote:
From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Use a separate variable for the TRANS_DP_CTL value instead of reusing
'tmp' that otherwise contains the DP port register value.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
  drivers/gpu/drm/i915/intel_dp.c | 7 ++++---
  1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 3dd4342..b6ba02e 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2245,13 +2245,14 @@ static void intel_dp_get_config(struct intel_encoder 
*encoder,
        pipe_config->has_audio = tmp & DP_AUDIO_OUTPUT_ENABLE && port != PORT_A;
if (HAS_PCH_CPT(dev) && port != PORT_A) {
-               tmp = I915_READ(TRANS_DP_CTL(crtc->pipe));
-               if (tmp & TRANS_DP_HSYNC_ACTIVE_HIGH)
+               u32 trans_dp = I915_READ(TRANS_DP_CTL(crtc->pipe));
+
+               if (trans_dp & TRANS_DP_HSYNC_ACTIVE_HIGH)
                        flags |= DRM_MODE_FLAG_PHSYNC;
                else
                        flags |= DRM_MODE_FLAG_NHSYNC;
- if (tmp & TRANS_DP_VSYNC_ACTIVE_HIGH)
+               if (trans_dp & TRANS_DP_VSYNC_ACTIVE_HIGH)
                        flags |= DRM_MODE_FLAG_PVSYNC;
                else
                        flags |= DRM_MODE_FLAG_NVSYNC;

--
regards,
Sivakumar

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