drm/i915: Call {vlv,chv}_prepare_pll() from {vlv,chv}_enable_pll()

We always call the vlv/chv prepare_pll() just before enable_pll().
Move the calls into the enable_pll() funcs. We can also
consolidate the DPLL_VCO_ENABLE checks while at it.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210715093530.31711-10-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/gpu/drm/i915/display/intel_dpll.h b/drivers/gpu/drm/i915/display/intel_dpll.h
index 29f31075cdf0..db396b3e1141 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll.h
+++ b/drivers/gpu/drm/i915/display/intel_dpll.h
@@ -25,14 +25,13 @@ void chv_compute_dpll(struct intel_crtc_state *crtc_state);
 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(const struct intel_crtc_state *crtc_state);
-void vlv_enable_pll(const struct intel_crtc_state *crtc_state);
+
 void chv_enable_pll(const struct intel_crtc_state *crtc_state);
-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 vlv_enable_pll(const struct intel_crtc_state *crtc_state);
+void vlv_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe);
+void i9xx_enable_pll(const struct intel_crtc_state *crtc_state);
 void i9xx_disable_pll(const struct intel_crtc_state *crtc_state);
-void vlv_prepare_pll(const struct intel_crtc_state *crtc_state);
-void chv_prepare_pll(const struct intel_crtc_state *crtc_state);
 bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state,
 			struct dpll *best_clock);
 int chv_calc_dpll_params(int refclk, struct dpll *pll_clock);