drm/i915: Rename intel_load_plane_csc_black()

intel_load_plane_csc_black() is specific to icl+ so deserves
a name reflecting that fact. Also rename the variables to
standard form so I won't get confused reading the code.

v2: icl+ not glk+

Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Juston Li <juston.li@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211006235704.28894-5-ville.syrjala@linux.intel.com
Reviewed-by: Juston Li <juston.li@intel.com>

diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c
index 9faffa4..7444b88 100644 (file)
--- a/drivers/gpu/drm/i915/display/skl_universal_plane.c
+++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c
@@ -1011,29 +1011,28 @@ static u32 skl_surf_address(const struct intel_plane_state *plane_state,
        }
 }
 
-static void intel_load_plane_csc_black(struct intel_plane *intel_plane)
+static void icl_plane_csc_load_black(struct intel_plane *plane)
 {
-       struct drm_i915_private *dev_priv = to_i915(intel_plane->base.dev);
-       enum pipe pipe = intel_plane->pipe;
-       enum plane_id plane = intel_plane->id;
-       u16 postoff = 0;
+       struct drm_i915_private *i915 = to_i915(plane->base.dev);
+       enum plane_id plane_id = plane->id;
+       enum pipe pipe = plane->pipe;
 
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 0), 0);
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 1), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 0), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 1), 0);
 
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 2), 0);
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 3), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 2), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 3), 0);
 
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 4), 0);
-       intel_de_write_fw(dev_priv, PLANE_CSC_COEFF(pipe, plane, 5), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 4), 0);
+       intel_de_write_fw(i915, PLANE_CSC_COEFF(pipe, plane_id, 5), 0);
 
-       intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 0), 0);
-       intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 1), 0);
-       intel_de_write_fw(dev_priv, PLANE_CSC_PREOFF(pipe, plane, 2), 0);
+       intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 0), 0);
+       intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 1), 0);
+       intel_de_write_fw(i915, PLANE_CSC_PREOFF(pipe, plane_id, 2), 0);
 
-       intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 0), postoff);
-       intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 1), postoff);
-       intel_de_write_fw(dev_priv, PLANE_CSC_POSTOFF(pipe, plane, 2), postoff);
+       intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 0), 0);
+       intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 1), 0);
+       intel_de_write_fw(i915, PLANE_CSC_POSTOFF(pipe, plane_id, 2), 0);
 }
 
 static void
@@ -1102,7 +1101,7 @@ skl_program_plane(struct intel_plane *plane,
         * or after the commit, display content will be garbage.
         */
        if (plane_state->force_black)
-               intel_load_plane_csc_black(plane);
+               icl_plane_csc_load_black(plane);
 
        intel_de_write_fw(dev_priv, PLANE_STRIDE(pipe, plane_id), stride);
        intel_de_write_fw(dev_priv, PLANE_POS(pipe, plane_id),