Re: [PATCH 6/6] usb: typec: ucsi: huawei-gaokun: pass down HPD_IRQ events

From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Adrien Grassein <adrien.grassein@gmail.com>,
	Jani Nikula <jani.nikula@linux.intel.com>,
	Rodrigo Vivi <rodrigo.vivi@intel.com>,
	Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
	Tvrtko Ursulin <tursulin@ursulin.net>,
	Kevin Hilman <khilman@baylibre.com>,
	Jerome Brunet <jbrunet@baylibre.com>,
	Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
	Rob Clark <robin.clark@oss.qualcomm.com>,
	Dmitry Baryshkov <lumag@kernel.org>,
	Abhinav Kumar <abhinav.kumar@linux.dev>,
	Jessica Zhang <jesszhan0024@gmail.com>,
	Sean Paul <sean@poorly.run>,
	Marijn Suijten <marijn.suijten@somainline.org>,
	Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konradybcio@kernel.org>,
	Pengyu Luo <mitltlatltl@gmail.com>,
	Nikita Travkin <nikita@trvn.ru>,
	Yongxing Mou <yongxing.mou@oss.qualcomm.com>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
	linux-usb@vger.kernel.org, intel-gfx@lists.freedesktop.org,
	intel-xe@lists.freedesktop.org,
	linux-amlogic@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org
Subject: Re: [PATCH 6/6] usb: typec: ucsi: huawei-gaokun: pass down HPD_IRQ events
Date: Fri, 17 Apr 2026 12:29:26 +0300	[thread overview]
Message-ID: <aeH9dpLv-ZVTfhty@kuha> (raw)
In-Reply-To: <20260416-hpd-irq-events-v1-6-1ab1f1cfb2b2@oss.qualcomm.com>

Thu, Apr 16, 2026 at 02:22:37AM +0300, Dmitry Baryshkov kirjoitti:
> Pass IRQ_HPD events to the HPD bridge, letting those to be delivered to
> the DisplayPort driver.
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

Acked-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

> ---
>  drivers/usb/typec/ucsi/ucsi_huawei_gaokun.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/usb/typec/ucsi/ucsi_huawei_gaokun.c b/drivers/usb/typec/ucsi/ucsi_huawei_gaokun.c
> index ca749fde49bd..328ba92e1b44 100644
> --- a/drivers/usb/typec/ucsi/ucsi_huawei_gaokun.c
> +++ b/drivers/usb/typec/ucsi/ucsi_huawei_gaokun.c
> @@ -299,10 +299,11 @@ static void gaokun_ucsi_handle_altmode(struct gaokun_ucsi_port *port)
>  
>  	/* UCSI callback .connector_status() have set orientation */
>  	if (port->bridge)
> -		drm_aux_hpd_bridge_notify(&port->bridge->dev,
> -					  port->hpd_state ?
> -					  connector_status_connected :
> -					  connector_status_disconnected);
> +		drm_aux_hpd_bridge_notify_with_irq(&port->bridge->dev,
> +						   port->hpd_state ?
> +						   connector_status_connected :
> +						   connector_status_disconnected,
> +						   port->hpd_irq);
>  
>  	gaokun_ec_ucsi_pan_ack(uec->ec, port->idx);
>  }
> 
> -- 
> 2.47.3

-- 
heikki