drm/i915/display: Introduce transcoder_has_vrr() helper

Introduce a new helper to check transcoder_has_vrr() and use
that to exclude transcoders which do not support VRR.

v2: Include HAS_VRR into the helper. (Ville)
v3: Drop the usage in places where not applicable. (Ville)

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/20250327144629.648306-2-ankit.k.nautiyal@intel.com

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 103173836abf9ea3a9094d2726d3dfbc94023ea6..6855848ebe8c6d9986c729476e0087a4313dfd21 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2625,6 +2625,15 @@ void intel_cpu_transcoder_set_m2_n2(struct intel_crtc *crtc,
                      PIPE_LINK_N2(display, transcoder));
 }
 
+static bool
+transcoder_has_vrr(const struct intel_crtc_state *crtc_state)
+{
+       struct intel_display *display = to_intel_display(crtc_state);
+       enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
+
+       return HAS_VRR(display) && !transcoder_is_dsi(cpu_transcoder);
+}
+
 static void intel_set_transcoder_timings(const struct intel_crtc_state *crtc_state)
 {
        struct intel_display *display = to_intel_display(crtc_state);
@@ -3908,7 +3917,7 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc,
            DISPLAY_VER(display) >= 11)
                intel_get_transcoder_timings(crtc, pipe_config);
 
-       if (HAS_VRR(display) && !transcoder_is_dsi(pipe_config->cpu_transcoder))
+       if (transcoder_has_vrr(pipe_config))
                intel_vrr_get_config(pipe_config);
 
        intel_get_pipe_src_size(crtc, pipe_config);