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 1AA61CD4F4A for ; Mon, 18 May 2026 19:48:24 +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:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=FchV9glvh5UhWTEiURTz/glfciz9Vw2jj22qgC9Vt+M=; b=CMkfFSLg7UOtaibAy5dK5Ak3Ob XcTAMf+J1RLm31piGt0kedLjUIR/BTfYJ4W9cI7YBakQcGMGunhJJ5Po78T5J7qZIDbliHm9NJP+3 lS6YWiJKWFahNgF+Tv/FagpaapZTRwcZF5ZOmW7hzp6EFjx7EKllpW16IzRjBAdwpDWDd2IM47JaG Y1NEggyCQK/CZQhdlCLtjS3AZgGGkmNnO2a4PxATmDl3AZSKpGASyxlGLueEiBtXzp6/S1rXIVx43 wXUU+S6mKEbSmHp1lba2q54zsEV3gmFwAXix/2CN11Ws2uOhlfDioHBjr1soa38ytLj+jZg+cB+c9 NAaq231g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wP3wn-0000000GlJ2-0RdX; Mon, 18 May 2026 19:48:17 +0000 Received: from smtp.forwardemail.net ([121.127.44.73]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wP3wl-0000000GlGG-1xyE for linux-arm-kernel@lists.infradead.org; Mon, 18 May 2026 19:48:16 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kwiboo.se; h=Content-Transfer-Encoding: MIME-Version: References: In-Reply-To: Message-ID: Date: Subject: Cc: To: From; q=dns/txt; s=fe-e1b5cab7be; t=1779133695; bh=FchV9glvh5UhWTEiURTz/glfciz9Vw2jj22qgC9Vt+M=; b=XuGCimcC7YLQIicVcGOs7RbIhRWYHLPeVWV3jpZcBSXJMYSKNd7gqd3EkFLZykoATb609F8y6 5uMFuhYPSCrFmuX6qMIupm7jt9d+2INwjIoBl+cO7aHTQK6hE2+YWWZyg4TqAq+BQtl2WsDhptu UdTR0FcpwDPGEse5kFPobmp4iPJog5JA2gQ0+dYgS5zR3jH9MLvxF+7IdP9qAPpqQU8nG9XHlzG /uH1R5RBwEh+ogBZ3FR/dg01/kSIlUVE/uNfpaGLYXi1wErA/TcWVgBJyk3t+ZTUr6T4sMpQhta 4r9LzSbC4wEUv655Iih7bIoMGXSTE3d2fMWUZrcT7lpw== X-Forward-Email-ID: 6a0b6cf9b74b0ebd362eee90 X-Forward-Email-Sender: rfc822; jonas@kwiboo.se, smtp.forwardemail.net, 121.127.44.73 X-Forward-Email-Version: 2.8.12 X-Forward-Email-Website: https://forwardemail.net X-Complaints-To: abuse@forwardemail.net X-Report-Abuse: abuse@forwardemail.net X-Report-Abuse-To: abuse@forwardemail.net From: Jonas Karlman To: Neil Armstrong , Kevin Hilman , Heiko Stuebner , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jerome Brunet , Martin Blumenstingl Cc: dri-devel@lists.freedesktop.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jonas Karlman , linux-rockchip@lists.infradead.org Subject: [PATCH 04/13] drm/meson: dw-hdmi: Drop call to drm_bridge_hpd_notify() Date: Mon, 18 May 2026 19:47:32 +0000 Message-ID: <20260518194744.2483580-5-jonas@kwiboo.se> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260518194744.2483580-1-jonas@kwiboo.se> References: <20260518194744.2483580-1-jonas@kwiboo.se> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260518_124815_598969_10C5B8A9 X-CRM114-Status: GOOD ( 10.07 ) 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 Calls to both drm_helper_hpd_irq_event() and drm_bridge_hpd_notify() in the IRQ handler causes multiple hotplug uevents and modesets during an HPD interrupt. Change to only call drm_helper_hpd_irq_event() in IRQ handler to ensure only one hotplug uevent is triggered when the connection status or EDID has changed. The bridge connectors detect() func help ensure that any hpd_notify() func is called for all bridges in the chain. Signed-off-by: Jonas Karlman --- drivers/gpu/drm/meson/meson_dw_hdmi.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/gpu/drm/meson/meson_dw_hdmi.c b/drivers/gpu/drm/meson/meson_dw_hdmi.c index 9aafdc768f2b..30099bf71aad 100644 --- a/drivers/gpu/drm/meson/meson_dw_hdmi.c +++ b/drivers/gpu/drm/meson/meson_dw_hdmi.c @@ -521,17 +521,8 @@ static irqreturn_t dw_hdmi_top_thread_irq(int irq, void *dev_id) /* HPD Events */ if (stat & (HDMITX_TOP_INTR_HPD_RISE | HDMITX_TOP_INTR_HPD_FALL) && - dw_hdmi->bridge) { - bool hpd_connected = false; - - if (stat & HDMITX_TOP_INTR_HPD_RISE) - hpd_connected = true; - + dw_hdmi->bridge) drm_helper_hpd_irq_event(dw_hdmi->bridge->dev); - drm_bridge_hpd_notify(dw_hdmi->bridge, - hpd_connected ? connector_status_connected - : connector_status_disconnected); - } return IRQ_HANDLED; } -- 2.54.0