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q=dns/txt; s=fe-e1b5cab7be; t=1779127439; bh=L2AMeBsoZf2kxfYyxGGP2ccyAI98iX6EvehGmYx28b8=; b=b/2zTmrDBJ5YzBWkuV9i+vuVhdNiSPDeUXgYG0rl9i6Yhg+4IvPTDqhsKgixGJ/gDDSLVjgLM 0yme7+wtKogrF49BU2COjV70LkqDDD6v5cECIT+CSrXDd/cItbzdr9Shm+i+jqH/BjfgMeMKySz QVzSOcHFEwR54ktsIHx91YlrAhKwwdl4el7l3JHOqWvxL7QH9U7br7c9QbzB7rXj66El3FROzsy oxPW4AI/CVSfr/kKKi/5pWj+NdwgxszTt+JndsbU3Nwdd2XJxysdSmKajNIfFws8cYpR2AunI2T XBbEN3CnI0a3JqTy13coXTJaVp/AfxmG8YprAktSZzBw== X-Forward-Email-ID: 6a0b5454b84dbc72d2274ebd X-Forward-Email-Sender: rfc822; jonas@kwiboo.se, smtp.forwardemail.net, 149.28.215.223 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: Andrzej Hajda , Neil Armstrong , Robert Foss , Heiko Stuebner , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: Liu Ying , Sandy Huang , Andy Yan , Chen-Yu Tsai , Christian Hewitt , Diederik de Haas , Nicolas Frattaroli , Dmitry Baryshkov , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev, imx@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH v7 11/23] drm: bridge: dw_hdmi: Remove cec_notifier_mutex Date: Mon, 18 May 2026 18:01:47 +0000 Message-ID: <20260518180206.2480119-12-jonas@kwiboo.se> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260518180206.2480119-1-jonas@kwiboo.se> References: <20260518180206.2480119-1-jonas@kwiboo.se> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Rspamd-Server: rspamd-worker-8404 X-Spamd-Result: default: False [-0.66 / 15.00]; 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DKIM_TRACE(0.00)[kwiboo.se:+]; R_SPF_ALLOW(0.00)[+ip4:172.234.253.10:c]; RCVD_COUNT_THREE(0.00)[4]; FORGED_SENDER_MAILLIST(0.00)[]; FORGED_RECIPIENTS_MAILLIST(0.00)[]; RCVD_TLS_LAST(0.00)[]; ARC_ALLOW(0.00)[subspace.kernel.org:s=arc-20240116:i=1]; MIME_TRACE(0.00)[0:+]; TAGGED_FROM(0.00)[bounces-23526-noreply=patchwork.local]; ASN(0.00)[asn:63949, ipnet:172.234.224.0/19, country:SG]; TO_DN_SOME(0.00)[] X-Rspamd-Queue-Id: 427971C05D7 X-MORS-Enabled: yes X-MORS-DOMAIN: patchwork.local X-MORS-HOSTING: hosting172546 X-MORS-USER: hosting172546 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= 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 Tested-by: Diederik de Haas # Rock64, RockPro64, Quartz64-B Signed-off-by: Jonas Karlman Acked-by: Hans Verkuil --- v7: No change v6: Collect t-b tag v5: No change, cec_notifier_conn_unregister() call moved v4: No change 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/bridge/synopsys/dw-hdmi.c index aae1b890167b..0dd4c823c60a 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -189,7 +189,6 @@ struct dw_hdmi { void (*enable_audio)(struct dw_hdmi *hdmi); void (*disable_audio)(struct dw_hdmi *hdmi); - struct mutex cec_notifier_mutex; struct cec_notifier *cec_notifier; hdmi_codec_plugged_cb plugged_cb; @@ -2476,11 +2475,8 @@ dw_hdmi_connector_detect(struct drm_connector *connector, bool force) status = dw_hdmi_detect(hdmi); - if (status == connector_status_disconnected) { - mutex_lock(&hdmi->cec_notifier_mutex); + if (status == connector_status_disconnected) cec_notifier_phys_addr_invalidate(hdmi->cec_notifier); - mutex_unlock(&hdmi->cec_notifier_mutex); - } return status; } @@ -2542,10 +2538,8 @@ static void dw_hdmi_connector_destroy(struct drm_connector *connector) { struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi, connector); - mutex_lock(&hdmi->cec_notifier_mutex); cec_notifier_conn_unregister(hdmi->cec_notifier); hdmi->cec_notifier = NULL; - mutex_unlock(&hdmi->cec_notifier_mutex); drm_connector_cleanup(connector); drm_bridge_put(&hdmi->bridge); @@ -2612,9 +2606,7 @@ static int dw_hdmi_connector_create(struct dw_hdmi *hdmi) if (!notifier) return -ENOMEM; - mutex_lock(&hdmi->cec_notifier_mutex); hdmi->cec_notifier = notifier; - mutex_unlock(&hdmi->cec_notifier_mutex); return 0; } @@ -3323,7 +3315,6 @@ struct dw_hdmi *dw_hdmi_probe(struct platform_device *pdev, mutex_init(&hdmi->mutex); mutex_init(&hdmi->audio_mutex); - mutex_init(&hdmi->cec_notifier_mutex); spin_lock_init(&hdmi->audio_lock); ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0);