From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Chaoyi Chen <chaoyi.chen@rock-chips.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>, Vinod Koul <vkoul@kernel.org>,
Kishon Vijay Abraham I <kishon@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
Sandy Huang <hjc@rock-chips.com>,
Andy Yan <andy.yan@rock-chips.com>,
Yubing Zhang <yubing.zhang@rock-chips.com>,
Frank Wang <frank.wang@rock-chips.com>,
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>,
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>,
Amit Sunil Dhamne <amitsd@google.com>,
Dragan Simic <dsimic@manjaro.org>,
Johan Jonker <jbx6244@gmail.com>,
Diederik de Haas <didi.debian@cknow.org>,
Peter Robinson <pbrobinson@gmail.com>,
linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v7 2/9] drm/bridge: Implement generic USB Type-C DP HPD bridge
Date: Fri, 24 Oct 2025 11:25:04 +0300 [thread overview]
Message-ID: <aPs34Co-8UoQWuim@kuha.fi.intel.com> (raw)
In-Reply-To: <9ec2189e-ec36-4cd8-9713-beb490b8297c@rock-chips.com>
On Fri, Oct 24, 2025 at 04:12:47PM +0800, Chaoyi Chen wrote:
> On 10/24/2025 3:36 PM, Heikki Krogerus wrote:
>
> > > Another thing is that CONFIG_DRM_AUX_HPD_BRIDGE originally needed to be
> > > selected by other modules. With this change, we also need to expose it in
> > > Kconfig.
> > Sorry, I don't understand the problem here? What do you need to expose
> > in Kconfig?
>
> config DRM_AUX_HPD_BRIDGE
> tristate
> depends on DRM_BRIDGE && OF
> select AUXILIARY_BUS
> help
> Simple bridge that terminates the bridge chain and provides HPD
> support.
>
> The tristate here is empty, so now it can only be selected by some TypeC
> controller drivers. I think it's not a big deal, just expose this item.
Ah, got it.
thanks,
--
heikki
next prev parent reply other threads:[~2025-10-24 8:25 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-23 3:30 [PATCH v7 0/9] Add Type-C DP support for RK3399 EVB IND board Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 1/9] usb: typec: Add notifier functions Chaoyi Chen
2025-10-23 8:10 ` Heikki Krogerus
2025-10-23 9:04 ` Heikki Krogerus
2025-10-23 9:44 ` Heikki Krogerus
2025-10-23 11:21 ` Chaoyi Chen
2025-10-23 11:29 ` Greg Kroah-Hartman
2025-10-23 11:36 ` Heikki Krogerus
2025-10-23 11:41 ` Chaoyi Chen
2025-10-24 2:54 ` Chaoyi Chen
2025-10-24 7:43 ` Heikki Krogerus
2025-10-24 7:59 ` Chaoyi Chen
2025-10-24 8:07 ` Heikki Krogerus
2025-10-24 8:16 ` Heikki Krogerus
2025-10-23 3:30 ` [PATCH v7 2/9] drm/bridge: Implement generic USB Type-C DP HPD bridge Chaoyi Chen
2025-10-23 8:45 ` Heikki Krogerus
2025-10-23 11:29 ` Chaoyi Chen
2025-10-23 12:03 ` Heikki Krogerus
2025-10-23 12:10 ` Chaoyi Chen
2025-10-24 7:36 ` Heikki Krogerus
2025-10-24 8:12 ` Chaoyi Chen
2025-10-24 8:25 ` Heikki Krogerus [this message]
2025-10-24 8:01 ` Heikki Krogerus
2025-10-24 8:16 ` Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 3/9] dt-bindings: phy: rockchip: rk3399-typec-phy: Support mode-switch Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 4/9] phy: rockchip: phy-rockchip-typec: Add typec_mux/typec_switch support Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 5/9] phy: rockchip: phy-rockchip-typec: Add DRM AUX bridge Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 6/9] drm/rockchip: cdn-dp: Support handle lane info without extcon Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 7/9] drm/rockchip: cdn-dp: Add multiple bridges to support PHY port selection Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 8/9] arm64: dts: rockchip: Add missing dp_out port for RK3399 CDN-DP Chaoyi Chen
2025-10-23 3:30 ` [PATCH v7 9/9] arm64: dts: rockchip: rk3399-evb-ind: Add support for DisplayPort Chaoyi Chen
2025-10-23 13:52 ` [PATCH v7 0/9] Add Type-C DP support for RK3399 EVB IND board Rob Herring (Arm)
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