drm/i915/bdw: Add BDW PCH check first

Early platforms use the same PCH as HSW, and to avoid triggering the
!ULT, and !HSW warnings, simply put it first in the search.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index bbea429..989be12 100644 (file)
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -448,17 +448,17 @@ void intel_detect_pch(struct drm_device *dev)
                                DRM_DEBUG_KMS("Found LynxPoint PCH\n");
                                WARN_ON(!IS_HASWELL(dev));
                                WARN_ON(IS_ULT(dev));
-                       } else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
-                               dev_priv->pch_type = PCH_LPT;
-                               DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
-                               WARN_ON(!IS_HASWELL(dev));
-                               WARN_ON(!IS_ULT(dev));
                        } else if (IS_BROADWELL(dev)) {
                                dev_priv->pch_type = PCH_LPT;
                                dev_priv->pch_id =
                                        INTEL_PCH_LPT_LP_DEVICE_ID_TYPE;
                                DRM_DEBUG_KMS("This is Broadwell, assuming "
                                              "LynxPoint LP PCH\n");
+                       } else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
+                               dev_priv->pch_type = PCH_LPT;
+                               DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
+                               WARN_ON(!IS_HASWELL(dev));
+                               WARN_ON(!IS_ULT(dev));
                        } else {
                                goto check_next;
                        }