From nobody Tue Apr 7 13:46:40 2026 Received: from smtp.forwardemail.net (smtp.forwardemail.net [121.127.44.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A45183CF03E for ; Fri, 3 Apr 2026 18:54:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=121.127.44.66 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775242448; cv=none; b=PDknvP2egxYRDKSa/3fUt4B4McdHI7+mlZzqVXlcpVc3o4nqxWqRnbof1k3C2UktqSZSXXHlq+1MGObVKcfgdGGALhazelE+DMIbOPWejyXflC8Qw5xiqV/wKJGGlVRAnedVqTbzttujCzsgQ3gqnnmwFk8bLsqJcm2Tl+kIyG0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775242448; c=relaxed/simple; bh=9GF03umZ7U6SxQCjS+tuNUT1JgYjbv6UYMyFlo9QI+U=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=o8Uc8dm+FJRZO6uQ+GY+KBPGbRXNJz4RicvLNlQ7uJgl0PiP6x9aOWGibKoVdQzgIcCI98iQftKLSA+6HYdNRsZlvxhbiP5B28LvafSaGaL3F+/mhvyZY86BXE6q/fksKH84c55HdGL7v6HO0g9Izut4dlQORP2STZWCeYiEqV4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=kwiboo.se; spf=pass smtp.mailfrom=fe-bounces.kwiboo.se; dkim=pass (2048-bit key) header.d=kwiboo.se header.i=@kwiboo.se header.b=NUIvBax8; arc=none smtp.client-ip=121.127.44.66 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=kwiboo.se Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fe-bounces.kwiboo.se Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kwiboo.se header.i=@kwiboo.se header.b="NUIvBax8" 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=1775242444; bh=7oMPT1Npp/FOlwEkMep3KFIdT90lNO3KU5f0BHfY4Bw=; b=NUIvBax8L7g3ZOG8STl/Hey2/HXS2cROCFP+cfZTGQS0NjMff1pAOqTP3FLjyjVUDE4B3HU51 XFgorDRy6qGPwubyxtGuFmrhI7W8tcXeARW6tLY2kYYGuW40GXL38koa9eXSL2/xIUm/CaRGIlw Kp42IdVCiWbxritOAMfV1c4+HQD54UdXU/U/0dHjwijgd20C2CNIgvaPXDNr7Chdr02Tz3ce39C YqixHxY32ujJCLfcLXVjzQyCFP0C0dhJJCcUSafOiqDV+WN+9uqL8PlHJMueT7xpkHXoioBMZhh l278hWkH1DFphXEnOV6ju7SZ3r65YL4cKCkAlN2qJ0GQ== X-Forward-Email-ID: 69d00ccadc98192b40b893c6 X-Forward-Email-Sender: rfc822; jonas@kwiboo.se, smtp.forwardemail.net, 121.127.44.66 X-Forward-Email-Version: 2.6.68 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: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: Christian Hewitt , Diederik de Haas , dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 08/13] drm: bridge: dw_hdmi: Remove cec_notifier_mutex Date: Fri, 3 Apr 2026 18:52:54 +0000 Message-ID: <20260403185303.80748-9-jonas@kwiboo.se> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260403185303.80748-1-jonas@kwiboo.se> References: <20260403185303.80748-1-jonas@kwiboo.se> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" With CEC phys addr invalidation moved away from the irq handler there is no longer a need for cec_notifier_mutex, remove it. Reviewed-by: Neil Armstrong Signed-off-by: Jonas Karlman --- v3: No change v2: Collect r-b tag --- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/br= idge/synopsys/dw-hdmi.c index 975edd6e695a..f3f8144ae98e 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -187,7 +187,6 @@ struct dw_hdmi { void (*enable_audio)(struct dw_hdmi *hdmi); void (*disable_audio)(struct dw_hdmi *hdmi); =20 - struct mutex cec_notifier_mutex; struct cec_notifier *cec_notifier; =20 hdmi_codec_plugged_cb plugged_cb; @@ -2474,11 +2473,8 @@ dw_hdmi_connector_detect(struct drm_connector *conne= ctor, bool force) =20 status =3D dw_hdmi_detect(hdmi); =20 - if (status =3D=3D connector_status_disconnected) { - mutex_lock(&hdmi->cec_notifier_mutex); + if (status =3D=3D connector_status_disconnected) cec_notifier_phys_addr_invalidate(hdmi->cec_notifier); - mutex_unlock(&hdmi->cec_notifier_mutex); - } =20 return status; } @@ -2592,9 +2588,7 @@ static int dw_hdmi_connector_create(struct dw_hdmi *h= dmi) if (!notifier) return -ENOMEM; =20 - mutex_lock(&hdmi->cec_notifier_mutex); hdmi->cec_notifier =3D notifier; - mutex_unlock(&hdmi->cec_notifier_mutex); =20 return 0; } @@ -2893,10 +2887,8 @@ static void dw_hdmi_bridge_detach(struct drm_bridge = *bridge) { struct dw_hdmi *hdmi =3D bridge->driver_private; =20 - mutex_lock(&hdmi->cec_notifier_mutex); cec_notifier_conn_unregister(hdmi->cec_notifier); hdmi->cec_notifier =3D NULL; - mutex_unlock(&hdmi->cec_notifier_mutex); } =20 static enum drm_mode_status @@ -3321,7 +3313,6 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device = *pdev, =20 mutex_init(&hdmi->mutex); mutex_init(&hdmi->audio_mutex); - mutex_init(&hdmi->cec_notifier_mutex); spin_lock_init(&hdmi->audio_lock); =20 ret =3D dw_hdmi_parse_dt(hdmi); --=20 2.53.0