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 5E1DFCD4F58 for ; Mon, 18 May 2026 19:48:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=peBcvEEg1Y5EabilkR0ku8jQUBKYymsp+OPNDiiYwns=; b=VfSFFsX0Cc0fbX ApoqCXTqwAR4HorUmT6Vtzx34DeP2BRDc5HhVyEKewA5fgwkC6f8ftbUedaI+hGeoaOo3ZVvNEld1 e2GfVIgugybULajXXtOOM4vt9sIoHwt3MfYmt+WiM3seX5nvo9o/k927BVq4M3KH5zoUsJIHNTgfV Ma9syJMdWwJAqlwKLzXoKZd0UWF22pqcBH2NZgJBadzHtzS1YJfbTBTgO46WcowExpdSk8Hu0nUvc DCWAPpMS6go6PUwKuEvyGba78Jk8V9YmESNMJVswD+IOKhtYq2e8nz/Gb9cnKHjPh1T6bKwcT+WQL Hggjn8WWkRbu+j9s3DxQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wP3wn-0000000GlIx-0E7p; 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 1wP3wk-0000000GlG1-43iJ for linux-amlogic@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=1779133694; bh=FchV9glvh5UhWTEiURTz/glfciz9Vw2jj22qgC9Vt+M=; b=Y5G1HKQH6Uk7xEZaUKO8lp5jnNf7m0PcTbjKUI9+VnugjUIIpihK/NNPr0h2CF+qR+XT80s/1 t90d9FeB4hRU7wvKimx2/o6wyMaBzcLysd9lSeUoBr+eGUGqEHE0k66JwvkKLqk0hOSEdHNetu+ jwAehjih7+Ja94h/QpUCUh0EnAncbSKl4Ba7edcBrUUtQoKeBjSvwbxTGpPF1G52qprJP2jx6Kx PaxNjmWDlxeuv6Saq/gZ1XmmEHWtvO6U9Ix7xeqzOHw827ZudMsfPZF41cvpHl9reVj7SR4HS0u IGNoDDVXSkTNezjKkFV0+FPgQhNN0qa91BYiz1dYOptg== 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260518_124815_183707_F5046462 X-CRM114-Status: UNSURE ( 9.05 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=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 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic