drm/i915: remove broken intel_pch_has_edp function

Since we set the output type of PCH attached eDP panels to
INTEL_OUTPUT_eDP this function would never return true when it should.
It's been replaced by working functions.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

3 files changed, 2 insertions, 23 deletions

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 7fe92d06eb26..0ef52db4685f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2001,8 +2001,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
 
         /* Enable panel fitting for LVDS */
         if (dev_priv->pch_pf_size &&
-            (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)
-             || HAS_eDP || intel_pch_has_edp(crtc))) {
+            (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) || HAS_eDP)) {
                 /* Force use of hard-coded filter coefficients
                  * as some pre-programmed values are broken,
                  * e.g. x201.
@@ -3717,7 +3716,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
                                 temp |= PIPE_8BPC;
                         else
                                 temp |= PIPE_6BPC;
-                } else if (has_edp_encoder || (is_dp && intel_pch_has_edp(crtc))) {
+                } else if (has_edp_encoder) {
                         switch (dev_priv->edp.bpp/3) {
                         case 8:
                                 temp |= PIPE_8BPC;
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index da71263f6fab..57bfc3e7b40a 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -648,25 +648,6 @@ intel_dp_compute_m_n(int bpp,
         intel_reduce_ratio(&m_n->link_m, &m_n->link_n);
 }
 
-bool intel_pch_has_edp(struct drm_crtc *crtc)
-{
-        struct drm_device *dev = crtc->dev;
-        struct drm_mode_config *mode_config = &dev->mode_config;
-        struct drm_encoder *encoder;
-
-        list_for_each_entry(encoder, &mode_config->encoder_list, head) {
-                struct intel_dp *intel_dp;
-
-                if (encoder->crtc != crtc)
-                        continue;
-
-                intel_dp = enc_to_intel_dp(encoder);
-                if (intel_dp->base.type == INTEL_OUTPUT_DISPLAYPORT)
-                        return intel_dp->is_pch_edp;
-        }
-        return false;
-}
-
 void
 intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
                  struct drm_display_mode *adjusted_mode)
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index c946c48b472f..0581e5e5ac55 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -209,7 +209,6 @@ extern void intel_dp_init(struct drm_device *dev, int dp_reg);
 void
 intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
                  struct drm_display_mode *adjusted_mode);
-extern bool intel_pch_has_edp(struct drm_crtc *crtc);
 extern bool intel_dpd_is_edp(struct drm_device *dev);
 extern void intel_edp_link_config (struct intel_encoder *, int *, int *);
 extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder);