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From: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
To: "Borah, Chaitanya Kumar" <chaitanya.kumar.borah@intel.com>,
	"Leo Li" <sunpeng.li@amd.com>,
	"Daniel Stone" <daniels@collabora.com>,
	"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
	"Maxime Ripard" <mripard@kernel.org>,
	"Thomas Zimmermann" <tzimmermann@suse.de>,
	"David Airlie" <airlied@gmail.com>,
	"Simona Vetter" <simona@ffwll.ch>, "Helge Deller" <deller@gmx.de>,
	"Andrzej Hajda" <andrzej.hajda@intel.com>,
	"Neil Armstrong" <neil.armstrong@linaro.org>,
	"Robert Foss" <rfoss@kernel.org>,
	"Laurent Pinchart" <Laurent.pinchart@ideasonboard.com>,
	"Jonas Karlman" <jonas@kwiboo.se>,
	"Jernej Skrabec" <jernej.skrabec@gmail.com>,
	"Luca Ceresoli" <luca.ceresoli@bootlin.com>,
	"Sandy Huang" <hjc@rock-chips.com>,
	"Heiko Stübner" <heiko@sntech.de>,
	"Andy Yan" <andy.yan@rock-chips.com>
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	 linux-fbdev@vger.kernel.org, linux-rockchip@lists.infradead.org,
	 linux-arm-kernel@lists.infradead.org, kernel@collabora.com,
	 Derek Foreman <derek.foreman@collabora.com>,
	 wayland-devel@lists.freedesktop.org,
	 Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Subject: [PATCH RFC 19/25] drm/connector: hdmi: Add QMS to VTEM EMP generation
Date: Mon, 21 Sep 2026 17:51:45 +0200	[thread overview]
Message-ID: <20260921-vrr-limiter-uapi-v1-19-2fcd7d011646@collabora.com> (raw)
In-Reply-To: <20260921-vrr-limiter-uapi-v1-0-2fcd7d011646@collabora.com>

If userspace indicates that QMS is desired, set the QMS related fields
in the VTEM EMP struct based on the connector state.

Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
---
 drivers/gpu/drm/display/drm_hdmi_state_helper.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/display/drm_hdmi_state_helper.c b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
index 7dbd678cf061..7237070fc9ee 100644
--- a/drivers/gpu/drm/display/drm_hdmi_state_helper.c
+++ b/drivers/gpu/drm/display/drm_hdmi_state_helper.c
@@ -897,7 +897,15 @@ static int hdmi_generate_emp_infoframe_vtem(const struct drm_connector *connecto
 		return 0;
 	}
 
-	vtem->game_vrr_en = true;
+	if (conn_state->hdmi.qms_enabled) {
+		vtem->game_vrr_en = false;
+		vtem->qms_en = true;
+		vtem->next_tfr = conn_state->hdmi.qms_tfr_byte;
+	} else {
+		vtem->game_vrr_en = true;
+		vtem->qms_en = false;
+		vtem->next_tfr = 0;
+	}
 
 	vtem->m_const = !vrr->dynamic;
 

-- 
2.55.0


  parent reply	other threads:[~2026-09-21 15:54 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-21 15:51 [PATCH RFC 00/25] VRR Target Rate Limiter KMS uAPI and Implementation Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 01/25] drm/edid: Add a query for vrr range Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 02/25] drm: Add VRR state Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 03/25] drm/atomic-helper: Set mode_changed on vrr_enabled change Nicolas Frattaroli
2026-09-21 21:59   ` Leo Li
2026-09-22 12:53     ` Nicolas Frattaroli
2026-09-22 13:22       ` Maxime Ripard
2026-09-21 22:01   ` Leo Li
2026-09-21 15:51 ` [PATCH RFC 04/25] video/hdmi: Add VTEM EMP packing Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 05/25] drm/bridge: Add VTEM EMP support Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 06/25] drm/connector: hdmi: Add VTEM EMP generation Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 07/25] drm/crtc-helper: Add VRR helper functions Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 08/25] drm/bridge: synopsys: Add VTEM EMP support Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 09/25] drm/connector: Add drm_display_info_is_vrr_capable Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 10/25] drm/rockchip: dw_hdmi_qp: Add VRR support Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 11/25] drm/rockchip: vop2: Enable VRR Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 12/25] drm/edid: Parse CinemaVRR flag from HDMI SCDS Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 13/25] drm: Add VRR target frame rate properties Nicolas Frattaroli
2026-09-21 22:23   ` Leo Li
2026-09-22 15:26     ` Nicolas Frattaroli
2026-09-23  9:51   ` Michel Dänzer
2026-09-23  9:54     ` Michel Dänzer
2026-09-23 14:39     ` Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 14/25] drm: Implement VRR rate limiting Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 15/25] drm/edid: Parse QMS flag from HDMI SCDS Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 16/25] drm/edid: Parse QMS TFR min/max flags " Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 17/25] drm/connector: Add "qms_enabled" drm property Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 18/25] video/hdmi: Add support for QMS in VTEM EMP packing Nicolas Frattaroli
2026-09-21 15:51 ` Nicolas Frattaroli [this message]
2026-09-21 15:51 ` [PATCH RFC 20/25] drm/connector: hdmi: Add QMS state validation and computation Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 21/25] drm/rockchip: dw_hdmi_qp: Add QMS support Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 22/25] drm/tests: hdmi: Add "Game Mode" VRR tests Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 23/25] drm/tests: hdmi: Add Fixed/Constrained rate " Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 24/25] drm/tests: hdmi: Add Quick Media Switching tests Nicolas Frattaroli
2026-09-21 15:51 ` [PATCH RFC 25/25] drm/atomic: Disable VRR in helper_set_config Nicolas Frattaroli

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