To avoid having VRR read/write for DSI transcoders, we currently use
!transcoder_is_dsi() in many places.
Instead introduce a new helper to check transcoder_has_vrr() and use
that to exclude transcoders which do not support VRR.

Signed-off-by: Ankit Nautiyal <[email protected]>
---
 drivers/gpu/drm/i915/display/intel_display.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c 
b/drivers/gpu/drm/i915/display/intel_display.c
index ee7812126129..bde53b2de70c 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2625,6 +2625,12 @@ void intel_cpu_transcoder_set_m2_n2(struct intel_crtc 
*crtc,
                      PIPE_LINK_N2(display, transcoder));
 }
 
+static bool
+transcoder_has_vrr(enum transcoder cpu_transcoder)
+{
+       return !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);
@@ -2635,7 +2641,7 @@ static void intel_set_transcoder_timings(const struct 
intel_crtc_state *crtc_sta
        u32 crtc_vdisplay, crtc_vtotal, crtc_vblank_start, crtc_vblank_end;
        int vsyncshift = 0;
 
-       drm_WARN_ON(display->drm, transcoder_is_dsi(cpu_transcoder));
+       drm_WARN_ON(display->drm, !transcoder_has_vrr(cpu_transcoder));
 
        /* We need to be careful not to changed the adjusted mode, for otherwise
         * the hw state checker will get angry at the mismatch. */
@@ -2717,7 +2723,7 @@ static void intel_set_transcoder_timings_lrr(const struct 
intel_crtc_state *crtc
        const struct drm_display_mode *adjusted_mode = 
&crtc_state->hw.adjusted_mode;
        u32 crtc_vdisplay, crtc_vtotal, crtc_vblank_start, crtc_vblank_end;
 
-       drm_WARN_ON(display->drm, transcoder_is_dsi(cpu_transcoder));
+       drm_WARN_ON(display->drm, !transcoder_has_vrr(cpu_transcoder));
 
        crtc_vdisplay = adjusted_mode->crtc_vdisplay;
        crtc_vtotal = adjusted_mode->crtc_vtotal;
@@ -3908,7 +3914,7 @@ 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 (HAS_VRR(display) && transcoder_has_vrr(pipe_config->cpu_transcoder))
                intel_vrr_get_config(pipe_config);
 
        intel_get_pipe_src_size(crtc, pipe_config);
-- 
2.45.2

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