drm/i915: migrate pll enable/disable code to intel_dpll.[ch]

This moves the older i9xx/vlv/chv enable/disable to dpll file.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/7fa8c76b0f07f3ede9efd7c1f989f33fbc8c53a3.1612536383.git.jani.nikula@intel.com

drivers/gpu/drm/i915/display/intel_display.h

@@ -594,9 +594,6 @@ void intel_cleanup_plane_fb(struct drm_plane *plane,
 void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv,
 				    enum pipe pipe);
 
-int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe,
-		     const struct dpll *dpll);
-void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe);
 int lpt_get_iclkip(struct drm_i915_private *dev_priv);
 bool intel_fuzzy_clock_check(int clock1, int clock2);
 

drivers/gpu/drm/i915/display/intel_dp.c

@@ -50,6 +50,7 @@
 #include "intel_dp_aux.h"
 #include "intel_dp_link_training.h"
 #include "intel_dp_mst.h"
+#include "intel_dpll.h"
 #include "intel_dpio_phy.h"
 #include "intel_fifo_underrun.h"
 #include "intel_hdcp.h"

drivers/gpu/drm/i915/display/intel_dpll.h

@@ -10,6 +10,7 @@ struct dpll;
 struct drm_i915_private;
 struct intel_crtc;
 struct intel_crtc_state;
+enum pipe;
 
 void intel_dpll_init_clock_hook(struct drm_i915_private *dev_priv);
 int vlv_calc_dpll_params(int refclk, struct dpll *clock);
@@ -20,4 +21,21 @@ void vlv_compute_dpll(struct intel_crtc *crtc,
 void chv_compute_dpll(struct intel_crtc *crtc,
 		      struct intel_crtc_state *pipe_config);
 
+int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe,
+		     const struct dpll *dpll);
+void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe);
+void i9xx_enable_pll(struct intel_crtc *crtc,
+		     const struct intel_crtc_state *crtc_state);
+void vlv_enable_pll(struct intel_crtc *crtc,
+		    const struct intel_crtc_state *pipe_config);
+void chv_enable_pll(struct intel_crtc *crtc,
+		    const struct intel_crtc_state *pipe_config);
+void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe);
+void chv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe);
+void i9xx_disable_pll(const struct intel_crtc_state *crtc_state);
+void vlv_prepare_pll(struct intel_crtc *crtc,
+		     const struct intel_crtc_state *pipe_config);
+void chv_prepare_pll(struct intel_crtc *crtc,
+		     const struct intel_crtc_state *pipe_config);
+
 #endif

drivers/gpu/drm/i915/display/intel_pps.c

@@ -6,6 +6,7 @@
 #include "i915_drv.h"
 #include "intel_display_types.h"
 #include "intel_dp.h"
+#include "intel_dpll.h"
 #include "intel_pps.h"
 
 static void vlv_steal_power_sequencer(struct drm_i915_private *dev_priv,