drm/i915: Use POSTING_READ() in intel_sdvo_write_sdvox()

Use POSTING_READ() in intel_sdvo_write_sdvox() as appropriate.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 10cd332..0a06257 100644 (file)
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -242,7 +242,7 @@ static void intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val)
 
        if (intel_sdvo->sdvo_reg == PCH_SDVOB) {
                I915_WRITE(intel_sdvo->sdvo_reg, val);
-               I915_READ(intel_sdvo->sdvo_reg);
+               POSTING_READ(intel_sdvo->sdvo_reg);
                return;
        }
 
@@ -259,9 +259,9 @@ static void intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val)
        for (i = 0; i < 2; i++)
        {
                I915_WRITE(GEN3_SDVOB, bval);
-               I915_READ(GEN3_SDVOB);
+               POSTING_READ(GEN3_SDVOB);
                I915_WRITE(GEN3_SDVOC, cval);
-               I915_READ(GEN3_SDVOC);
+               POSTING_READ(GEN3_SDVOC);
        }
 }