From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 40665C982EE for ; Mon, 21 Sep 2026 15:55:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=UZryrWM94xhdFNiIc91FHkuUZmbywMObyi/aWoB7MIo=; b=wKd9YPhLjysxHVmBdX0Pp0wcXq yYifU4/iJb6an69a7egVa5ogD2HJMSQhjR6OZBzJ5yJf86QSZvPaPJP74IlVDua+Ec4/KZmw4piG5 m8nTz+fKeNlqEMuTfNkgUpULTyd7D2OJIhZDegQ6AdLXCubZRJ5qdeT4ZkNLdEpKenuohKI2OV8hV EOasRpIDKcEZ7sqhwZ10bIJ14F6T+WY0rfPPF9B3P9L0hsPW+NBOLmlLKRJc6fsLjmIlH1kNrHyEe 3eQ1qe2UjVbRHYBe7QMnXs6ZKCCp9crT2u0qHwx+IhJk+pgGA2GiKDJvkbMU4OZCTLyVsyq1wSbz/ jsvwpvxQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8gMY-00000002jo4-0Pxk; Mon, 21 Sep 2026 15:55:26 +0000 Received: from sender4-pp-f112.zoho.com ([136.143.188.112]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x8gLf-00000002imw-0DSQ; Mon, 21 Sep 2026 15:54:33 +0000 ARC-Seal: i=1; a=rsa-sha256; t=1790006039; cv=none; d=zohomail.com; s=zohoarc; b=gLqMhLxXpe6hx53mTo4znLvDBS2WttlbDjGxey7roZkgGUGP2hM4BbFXAliT+dWI7ucpuALigVRVWMWjcr8GLkWf6sitqZ6Kwa2DN/YW4Jm5+VdA0tP5OFM2PbUZfgMqXxDJftNkeA5MES9KEmsy4nf8xLR8WGniJbJYOXcXXFY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1790006039; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=UZryrWM94xhdFNiIc91FHkuUZmbywMObyi/aWoB7MIo=; b=OT7gtSIKbWAIbk2sTJgFIMnBtLncQnXWOZvwsWmdo44J6rgtY2W/6UQvgUjcZ/nrLePrMRc3sEJtG4Q1J6QKsM3dH8kUv80NFLO9tcRBpwBGPNHh3IBOF7psiJGrKjGd4qIJx46+LV2GiAyr12dbEReXC13h3sOmjtrfbmsl5Qc= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=nicolas.frattaroli@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1790006039; s=zohomail; d=collabora.com; i=nicolas.frattaroli@collabora.com; h=From:From:Date:Date:Subject:Subject:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-Id:Message-Id:In-Reply-To:To:To:Cc:Cc:Reply-To; bh=UZryrWM94xhdFNiIc91FHkuUZmbywMObyi/aWoB7MIo=; b=U/5psYypXBarRk0a70YMj3Tq6qmKHVnIGnHTv7n4Olwg7Xxgath/pbq9On6AKQG+ kBBUc00bJd91NYSk8sJ6XuKMDJuJujQ6ggtLz09cTaAEIao2bt9pdB8XDWyPjin81RY 6NCzwzxtudxmtAmpfDiAsdlV3B2DX7LTyQ9GhFr8= Received: by smtp.zohomail.com with SMTPS id 179000603922831.181435721949583; Mon, 21 Sep 2026 08:53:59 -0700 (PDT) From: Nicolas Frattaroli Date: Mon, 21 Sep 2026 17:51:47 +0200 Subject: [PATCH RFC 21/25] drm/rockchip: dw_hdmi_qp: Add QMS support MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260921-vrr-limiter-uapi-v1-21-2fcd7d011646@collabora.com> References: <20260921-vrr-limiter-uapi-v1-0-2fcd7d011646@collabora.com> In-Reply-To: <20260921-vrr-limiter-uapi-v1-0-2fcd7d011646@collabora.com> To: "Borah, Chaitanya Kumar" , Leo Li , Daniel Stone , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Helge Deller , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan 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 , wayland-devel@lists.freedesktop.org, Nicolas Frattaroli X-Mailer: b4 0.15.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260921_085431_935676_8BCE909B X-CRM114-Status: GOOD ( 12.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Register the "qms_enabled" property on RK3588. This property can then be used by userspace to request that a given VRR target frame rate on a CRTC should be achieved through QMS. The common HDMI state helpers implement the actual functionality for this. Signed-off-by: Nicolas Frattaroli --- drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c index 2b9432aa8c54..01ed7c18a7e0 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c @@ -521,6 +521,7 @@ struct rockchip_hdmi_qp_cfg { const struct rockchip_hdmi_qp_ctrl_ops *ctrl_ops; const struct dw_hdmi_qp_phy_ops *phy_ops; bool supports_vrr; + bool supports_qms; }; static const struct rockchip_hdmi_qp_cfg rk3576_hdmi_cfg = { @@ -541,6 +542,7 @@ static const struct rockchip_hdmi_qp_cfg rk3588_hdmi_cfg = { .ctrl_ops = &rk3588_hdmi_ctrl_ops, .phy_ops = &rk3588_hdmi_phy_ops, .supports_vrr = true, + .supports_qms = true, }; static const struct of_device_id dw_hdmi_qp_rockchip_dt_ids[] = { @@ -709,6 +711,13 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, "Failed to attach 'vrr_capable' property\n"); } + if (cfg->supports_qms) { + ret = drm_connector_attach_qms_enabled_property(connector); + if (ret) + return dev_err_probe(hdmi->dev, ret, + "Failed to attach 'qms_enabled' property\n"); + } + return 0; } -- 2.55.0