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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 091AFF483DF for ; Mon, 23 Mar 2026 17:46:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 34E1E10E378; Mon, 23 Mar 2026 17:46:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=collabora.com header.i=@collabora.com header.b="aP87GDEP"; dkim-atps=neutral Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5915810E371 for ; Mon, 23 Mar 2026 17:46:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1774287991; bh=FaphVizh/jrcTWKzM1pHB/8nCLnRBECP6/YJ+CUORb8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=aP87GDEPev0+YdNme5A25+vd/LCzVS65S51MQDutLcvlkolvhDhFmlL/UtGSVOhf/ 6SUCQnsIX/BoyTCGd+mfUi2gS1mG13U/P/GAFYMDZ76F/bg5siZLYhn7C+LRHd4gP0 WiOcLHXTsD47QPeXkC4MwsUjuX5GM3ZJMhuAHzNtynRZDe9K85+EP+GNOTSrUZlLaQ BUNcVCi1MlCoh5bwVA9yXJ43aQDRc4ZDT45DVtdWEluwrJLe1si9abKzsdTZY8TEJ9 77IJDSBCufRdmbzcfuvwI258aNgT+KAC+B98pd+Uvz7h5SzmJUgAB+TtV9ijKw9KKV dcQl25kIZ+AxA== Received: from localhost (unknown [86.123.23.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with ESMTPSA id 02D9417E3F1B; Mon, 23 Mar 2026 18:46:30 +0100 (CET) From: Cristian Ciocaltea Date: Mon, 23 Mar 2026 19:45:30 +0200 Subject: [PATCH RESEND v4 4/4] drm/rockchip: dw_hdmi_qp: Do not send HPD events for all connectors MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260323-dw-hdmi-qp-scramb-v4-4-1d99df84883e@collabora.com> References: <20260323-dw-hdmi-qp-scramb-v4-0-1d99df84883e@collabora.com> In-Reply-To: <20260323-dw-hdmi-qp-scramb-v4-0-1d99df84883e@collabora.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, Diederik de Haas , Maud Spierings X-Mailer: b4 0.14.3 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In order to optimize the HPD event handling and run the detect cycle on the affected connector only, make use of drm_connector_helper_hpd_irq_event() instead of drm_helper_hpd_irq_event(). Additionally, move devm_request_threaded_irq() after bridge connector initialization. Tested-by: Diederik de Haas Tested-by: Maud Spierings Signed-off-by: Cristian Ciocaltea --- drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c | 44 ++++++++++++-------------- 1 file changed, 20 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c index 1a09bcc96c3e..65dfaee15178 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c @@ -92,6 +92,7 @@ struct rockchip_hdmi_qp { struct regmap *regmap; struct regmap *vo_regmap; struct rockchip_encoder encoder; + struct drm_connector *connector; struct dw_hdmi_qp *hdmi; struct phy *phy; struct gpio_desc *frl_enable_gpio; @@ -251,14 +252,10 @@ static void dw_hdmi_qp_rk3588_hpd_work(struct work_struct *work) struct rockchip_hdmi_qp *hdmi = container_of(work, struct rockchip_hdmi_qp, hpd_work.work); - struct drm_device *drm = hdmi->encoder.encoder.dev; - bool changed; + bool changed = drm_connector_helper_hpd_irq_event(hdmi->connector); - if (drm) { - changed = drm_helper_hpd_irq_event(drm); - if (changed) - dev_dbg(hdmi->dev, "connector status changed\n"); - } + if (changed) + dev_dbg(hdmi->dev, "connector status changed\n"); } static irqreturn_t dw_hdmi_qp_rk3576_hardirq(int irq, void *dev_id) @@ -466,13 +463,12 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, struct dw_hdmi_qp_plat_data plat_data = {}; const struct rockchip_hdmi_qp_cfg *cfg; struct drm_device *drm = data; - struct drm_connector *connector; struct drm_encoder *encoder; struct rockchip_hdmi_qp *hdmi; struct resource *res; struct clk_bulk_data *clks; struct clk *ref_clk; - int ret, irq, i; + int ret, hpd_irq, i; if (!pdev->dev.of_node) return -ENODEV; @@ -573,17 +569,9 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, if (plat_data.cec_irq < 0) return plat_data.cec_irq; - irq = platform_get_irq_byname(pdev, "hpd"); - if (irq < 0) - return irq; - - ret = devm_request_threaded_irq(hdmi->dev, irq, - cfg->ctrl_ops->hardirq_callback, - cfg->ctrl_ops->irq_callback, - IRQF_SHARED, "dw-hdmi-qp-hpd", - hdmi); - if (ret) - return ret; + hpd_irq = platform_get_irq_byname(pdev, "hpd"); + if (hpd_irq < 0) + return hpd_irq; drm_encoder_helper_add(encoder, &dw_hdmi_qp_rockchip_encoder_helper_funcs); drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS); @@ -597,12 +585,20 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, "Failed to bind dw-hdmi-qp"); } - connector = drm_bridge_connector_init(drm, encoder); - if (IS_ERR(connector)) - return dev_err_probe(hdmi->dev, PTR_ERR(connector), + hdmi->connector = drm_bridge_connector_init(drm, encoder); + if (IS_ERR(hdmi->connector)) + return dev_err_probe(hdmi->dev, PTR_ERR(hdmi->connector), "Failed to init bridge connector\n"); - return drm_connector_attach_encoder(connector, encoder); + ret = drm_connector_attach_encoder(hdmi->connector, encoder); + if (ret) + return ret; + + return devm_request_threaded_irq(hdmi->dev, hpd_irq, + cfg->ctrl_ops->hardirq_callback, + cfg->ctrl_ops->irq_callback, + IRQF_SHARED, "dw-hdmi-qp-hpd", + hdmi); } static void dw_hdmi_qp_rockchip_unbind(struct device *dev, -- 2.52.0