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[v5,3/6] drm/i915/dp: fix the Adaptive sync Operation mode for SDP

Message ID 20241202024540.2578856-4-mitulkumar.ajitkumar.golani@intel.com (mailing list archive)
State New
Headers show
Series Add AS_SDP to fastset | expand

Commit Message

Mitul Golani Dec. 2, 2024, 2:45 a.m. UTC 
From: Ankit Nautiyal <ankit.k.nautiyal@intel.com>

Currently we support Adaptive sync operation mode with dynamic frame
rate, but instead the operation mode with fixed rate is set.
This was initially set correctly in the earlier version of changes but
later got changed, while defining a macro for the same.

Fixes: a5bd5991cb8a ("drm/i915/display: Compute AS SDP parameters")
Cc: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Reviewed-by: Mitul Golani <mitulkumar.ajitkumar.golani@intel.com>
Signed-off-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 053a9a4182e7..306c00cab57e 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2812,7 +2812,6 @@  static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp,
 
 	crtc_state->infoframes.enable |= intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC);
 
-	/* Currently only DP_AS_SDP_AVT_FIXED_VTOTAL mode supported */
 	as_sdp->sdp_type = DP_SDP_ADAPTIVE_SYNC;
 	as_sdp->length = 0x9;
 	as_sdp->duration_incr_ms = 0;
@@ -2823,7 +2822,7 @@  static void intel_dp_compute_as_sdp(struct intel_dp *intel_dp,
 		as_sdp->target_rr = drm_mode_vrefresh(adjusted_mode);
 		as_sdp->target_rr_divider = true;
 	} else {
-		as_sdp->mode = DP_AS_SDP_AVT_FIXED_VTOTAL;
+		as_sdp->mode = DP_AS_SDP_AVT_DYNAMIC_VTOTAL;
 		as_sdp->vtotal = adjusted_mode->vtotal;
 		as_sdp->target_rr = 0;
 	}