[PATCH 09/35] drm/i915:vrr: Separate out functions to compute vmin and vmax

[Ankit Nautiyal <ankit.k.nautiyal@intel.com>]

Make helpers to compute vmin and vmax.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
---
 drivers/gpu/drm/i915/display/intel_vrr.c | 39 +++++++++++++++++++-----
 1 file changed, 31 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index c6c38f089a05..a6d8751b6719 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -239,6 +239,35 @@ void intel_vrr_prepare_vrr_timings(struct intel_crtc_state *crtc_state, int vmin
 	crtc_state->vrr.vmin -= intel_vrr_flipline_offset(display);
 }
 
+static
+int intel_vrr_compute_vmin(struct intel_connector *connector,
+			   struct drm_display_mode *adjusted_mode)
+{
+	int vmin;
+	const struct drm_display_info *info = &connector->base.display_info;
+
+	vmin = DIV_ROUND_UP(adjusted_mode->crtc_clock * 1000,
+			    adjusted_mode->crtc_htotal * info->monitor_range.max_vfreq);
+	vmin = max_t(int, vmin, adjusted_mode->crtc_vtotal);
+
+	return vmin;
+}
+
+static
+int intel_vrr_compute_vmax(struct intel_connector *connector,
+			   struct drm_display_mode *adjusted_mode)
+{
+	int vmax;
+	const struct drm_display_info *info = &connector->base.display_info;
+
+	vmax = adjusted_mode->crtc_clock * 1000 /
+		(adjusted_mode->crtc_htotal * info->monitor_range.min_vfreq);
+
+	vmax = max_t(int, vmax, adjusted_mode->crtc_vtotal);
+
+	return vmax;
+}
+
 void
 intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
 			 struct drm_connector_state *conn_state)
@@ -249,7 +278,6 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
 	struct intel_dp *intel_dp = intel_attached_dp(connector);
 	bool is_edp = intel_dp_is_edp(intel_dp);
 	struct drm_display_mode *adjusted_mode = &crtc_state->hw.adjusted_mode;
-	const struct drm_display_info *info = &connector->base.display_info;
 	int vmin, vmax;
 
 	/*
@@ -270,13 +298,8 @@ intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
 	if (HAS_LRR(display))
 		crtc_state->update_lrr = true;
 
-	vmin = DIV_ROUND_UP(adjusted_mode->crtc_clock * 1000,
-			    adjusted_mode->crtc_htotal * info->monitor_range.max_vfreq);
-	vmax = adjusted_mode->crtc_clock * 1000 /
-		(adjusted_mode->crtc_htotal * info->monitor_range.min_vfreq);
-
-	vmin = max_t(int, vmin, adjusted_mode->crtc_vtotal);
-	vmax = max_t(int, vmax, adjusted_mode->crtc_vtotal);
+	vmin = intel_vrr_compute_vmin(connector, adjusted_mode);
+	vmax = intel_vrr_compute_vmax(connector, adjusted_mode);
 
 	if (vmin >= vmax)
 		return;
-- 
2.45.2