[PATCH v14 1/3] drm/i915/vrr: Add helper to check if vrr possible

[Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>]

Add helper to check if vrr is possible based on flipline
is computed.

--v1:
return just flipline instead using ternary operator [Jonathan, Ville].

Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Reviewed-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
---
 drivers/gpu/drm/i915/display/intel_vrr.c | 7 ++++++-
 drivers/gpu/drm/i915/display/intel_vrr.h | 1 +
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index 9a51f5bac307..f65ebe210047 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -56,6 +56,11 @@ bool intel_vrr_is_in_range(struct intel_connector *connector, int vrefresh)
 		vrefresh <= info->monitor_range.max_vfreq;
 }
 
+bool intel_vrr_possible(const struct intel_crtc_state *crtc_state)
+{
+	return crtc_state->vrr.flipline;
+}
+
 void
 intel_vrr_check_modeset(struct intel_atomic_state *state)
 {
@@ -281,7 +286,7 @@ void intel_vrr_set_transcoder_timings(const struct intel_crtc_state *crtc_state)
 		intel_de_rmw(display, CHICKEN_TRANS(cpu_transcoder),
 			     0, PIPE_VBLANK_WITH_DELAY);
 
-	if (!crtc_state->vrr.flipline) {
+	if (!intel_vrr_possible(crtc_state)) {
 		intel_de_write(display,
 			       TRANS_VRR_CTL(display, cpu_transcoder), 0);
 		return;
diff --git a/drivers/gpu/drm/i915/display/intel_vrr.h b/drivers/gpu/drm/i915/display/intel_vrr.h
index 89937858200d..af921dda4619 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.h
+++ b/drivers/gpu/drm/i915/display/intel_vrr.h
@@ -15,6 +15,7 @@ struct intel_crtc_state;
 
 bool intel_vrr_is_capable(struct intel_connector *connector);
 bool intel_vrr_is_in_range(struct intel_connector *connector, int vrefresh);
+bool intel_vrr_possible(const struct intel_crtc_state *crtc_state);
 void intel_vrr_check_modeset(struct intel_atomic_state *state);
 void intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
 			      struct drm_connector_state *conn_state);
-- 
2.46.0