[Intel-gfx] [RFC 19/30] drm/i915: add Haswell DP encoder_helper function definitions

[Paulo Zanoni]

From: Paulo Zanoni <paulo.r.zanoni at intel.com>

Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 1feeac5..531d49c 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2478,6 +2478,15 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder)
 	kfree(intel_dp);
 }
 
+static const struct drm_encoder_helper_funcs intel_dp_helper_funcs_hsw = {
+	.dpms = intel_dp_dpms,
+	.mode_fixup = intel_dp_mode_fixup,
+	.prepare = intel_dp_prepare,
+	.mode_set = intel_ddi_mode_set,
+	.commit = intel_ddi_commit,
+	.disable = intel_ddi_disable,
+};
+
 static const struct drm_encoder_helper_funcs intel_dp_helper_funcs = {
 	.dpms = intel_dp_dpms,
 	.mode_fixup = intel_dp_mode_fixup,
@@ -2613,7 +2622,13 @@ intel_dp_init(struct drm_device *dev, int output_reg, enum port port)
 
 	drm_encoder_init(dev, &intel_encoder->base, &intel_dp_enc_funcs,
 			 DRM_MODE_ENCODER_TMDS);
-	drm_encoder_helper_add(&intel_encoder->base, &intel_dp_helper_funcs);
+
+	if (IS_HASWELL(dev))
+		drm_encoder_helper_add(&intel_encoder->base,
+				       &intel_dp_helper_funcs_hsw);
+	else
+		drm_encoder_helper_add(&intel_encoder->base,
+				       &intel_dp_helper_funcs);
 
 	intel_connector_attach_encoder(intel_connector, intel_encoder);
 	drm_sysfs_connector_add(connector);
-- 
1.7.11.2