drm/i915: Reorganize FBC function pointer initializaition

Initialize the FBC vfuncs on gen2 and gen3 chipsets. Also make
a clean split for gen7+ vs. gen5+ vfunc initialization.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index d389078..ac4a74a 100644 (file)
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5956,25 +5956,23 @@ void intel_init_pm(struct drm_device *dev)
        struct drm_i915_private *dev_priv = dev->dev_private;
 
        if (I915_HAS_FBC(dev)) {
-               if (HAS_PCH_SPLIT(dev)) {
+               if (INTEL_INFO(dev)->gen >= 7) {
                        dev_priv->display.fbc_enabled = ironlake_fbc_enabled;
-                       if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev))
-                               dev_priv->display.enable_fbc =
-                                       gen7_enable_fbc;
-                       else
-                               dev_priv->display.enable_fbc =
-                                       ironlake_enable_fbc;
+                       dev_priv->display.enable_fbc = gen7_enable_fbc;
+                       dev_priv->display.disable_fbc = ironlake_disable_fbc;
+               } else if (INTEL_INFO(dev)->gen >= 5) {
+                       dev_priv->display.fbc_enabled = ironlake_fbc_enabled;
+                       dev_priv->display.enable_fbc = ironlake_enable_fbc;
                        dev_priv->display.disable_fbc = ironlake_disable_fbc;
                } else if (IS_GM45(dev)) {
                        dev_priv->display.fbc_enabled = g4x_fbc_enabled;
                        dev_priv->display.enable_fbc = g4x_enable_fbc;
                        dev_priv->display.disable_fbc = g4x_disable_fbc;
-               } else if (IS_CRESTLINE(dev)) {
+               } else {
                        dev_priv->display.fbc_enabled = i8xx_fbc_enabled;
                        dev_priv->display.enable_fbc = i8xx_enable_fbc;
                        dev_priv->display.disable_fbc = i8xx_disable_fbc;
                }
-               /* 855GM needs testing */
        }
 
        /* For cxsr */