[PATCH 4/7] drm/i915/vrr: Fill VRR timing generator mode for CMRR and VRR

Ankit Nautiyal ankit.k.nautiyal at intel.com
Wed Nov 27 07:11:33 UTC 2024


Fill vrr.mode during compute_config and update intel_vrr_get_config() to
read vrr.mode based on CMRR and VRR enable conditions.

Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 1 +
 drivers/gpu/drm/i915/display/intel_vrr.c     | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 9db255bb1230..aae29eab07d1 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -5761,6 +5761,7 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config,
 
 	if (!fastset) {
 		PIPE_CONF_CHECK_BOOL(vrr.enable);
+		PIPE_CONF_CHECK_X(vrr.mode);
 		PIPE_CONF_CHECK_I(vrr.vmin);
 		PIPE_CONF_CHECK_I(vrr.vmax);
 		PIPE_CONF_CHECK_I(vrr.flipline);
diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c b/drivers/gpu/drm/i915/display/intel_vrr.c
index 7f5c2054ab69..f1723ad8fd23 100644
--- a/drivers/gpu/drm/i915/display/intel_vrr.c
+++ b/drivers/gpu/drm/i915/display/intel_vrr.c
@@ -166,6 +166,7 @@ void intel_vrr_compute_cmrr_timings(struct intel_crtc_state *crtc_state)
 {
 	crtc_state->vrr.enable = true;
 	crtc_state->cmrr.enable = true;
+	crtc_state->vrr.mode = INTEL_VRRTG_MODE_CMRR;
 	/*
 	 * TODO: Compute precise target refresh rate to determine
 	 * if video_mode_required should be true. Currently set to
@@ -225,6 +226,7 @@ void intel_vrr_compute_vrr_timings(struct intel_crtc_state *crtc_state, int vmin
 {
 	intel_vrr_prepare_vrr_timings(crtc_state, vmin, vmax);
 	crtc_state->vrr.enable = true;
+	crtc_state->vrr.mode = INTEL_VRRTG_MODE_VRR;
 	crtc_state->mode_flags |= I915_MODE_FLAG_VRR;
 }
 
@@ -436,12 +438,15 @@ void intel_vrr_get_config(struct intel_crtc_state *crtc_state)
 
 	if (HAS_CMRR(display) && trans_vrr_ctl & VRR_CTL_CMRR_ENABLE) {
 		crtc_state->cmrr.enable = true;
+		crtc_state->vrr.mode = INTEL_VRRTG_MODE_CMRR;
 		crtc_state->cmrr.cmrr_n =
 			intel_de_read64_2x32(display, TRANS_CMRR_N_LO(display, cpu_transcoder),
 					     TRANS_CMRR_N_HI(display, cpu_transcoder));
 		crtc_state->cmrr.cmrr_m =
 			intel_de_read64_2x32(display, TRANS_CMRR_M_LO(display, cpu_transcoder),
 					     TRANS_CMRR_M_HI(display, cpu_transcoder));
+	} else if (trans_vrr_ctl & VRR_CTL_VRR_ENABLE) {
+		crtc_state->vrr.mode = INTEL_VRRTG_MODE_VRR;
 	}
 
 	if (DISPLAY_VER(display) >= 13)
-- 
2.45.2



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