From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Chen-Yu Tsai <wenst@chromium.org>
Cc: Bartosz Golaszewski <brgl@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Daniel Scally <djrscally@gmail.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Sakari Ailus <sakari.ailus@linux.intel.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Danilo Krummrich <dakr@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
Alan Stern <stern@rowland.harvard.edu>,
linux-acpi@vger.kernel.org, driver-core@lists.linux.dev,
linux-pm@vger.kernel.org, linux-usb@vger.kernel.org,
devicetree@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Manivannan Sadhasivam <mani@kernel.org>
Subject: Re: [PATCH v2 10/16] power: sequencing: pcie-m2: support matching on remote "port" node
Date: Wed, 10 Jun 2026 17:33:20 +0300 [thread overview]
Message-ID: <ail1sAxgh5Xtkj2y@ashevche-desk.local> (raw)
In-Reply-To: <20260610084053.2059858-11-wenst@chromium.org>
On Wed, Jun 10, 2026 at 04:40:44PM +0800, Chen-Yu Tsai wrote:
> A USB hub can have multiple ports, and this driver needs to
> differentiate which port is being matched to. The USB hub driver now
> associates the "port" node with the usb_port device, so here we can
> use the remote "port" node to check for a match. Then fall back to
> the remote device node for the other connection types.
...
> + if (remote_port && remote_port == dev_of_node(dev))
> + return PWRSEQ_MATCH_OK;
> if (remote && (remote == dev_of_node(dev)))
> return PWRSEQ_MATCH_OK;
We have device_match_of_node() IIRC the name of that API.
--
With Best Regards,
Andy Shevchenko
next prev parent reply other threads:[~2026-06-10 14:33 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-10 8:40 [PATCH v2 00/16] arm64: mediatek: Add M.2 E-key slot on Chromebooks Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 01/16] device property: Add fwnode_graph_get_port_by_id() Chen-Yu Tsai
2026-06-10 13:57 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 02/16] device property: Add fwnode_graph_get_next_port_endpoint() Chen-Yu Tsai
2026-06-10 14:08 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 03/16] power: sequencing: Change CONFIG_POWER_SEQUENCING to bool Chen-Yu Tsai
2026-06-10 9:00 ` Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 04/16] usb: hub: Return actual error from hub_configure() in hub_probe() Chen-Yu Tsai
2026-06-10 14:20 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 05/16] usb: hub: Associate port@ fwnode with USB port device Chen-Yu Tsai
2026-06-10 14:16 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 06/16] usb: hub: Pass |struct usb_port*| to usb_port_is_power_on() Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 07/16] usb: hub: Power on connected M.2 E-key connectors Chen-Yu Tsai
2026-06-10 14:31 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 08/16] Revert "dt-bindings: usb: mediatek,mtk-xhci: Add port for SuperSpeed EP" Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 09/16] dt-bindings: usb: mediatek,mtk-xhci: Allow ports for USB connections Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 10/16] power: sequencing: pcie-m2: support matching on remote "port" node Chen-Yu Tsai
2026-06-10 14:33 ` Andy Shevchenko [this message]
2026-06-10 8:40 ` [PATCH v2 11/16] power: sequencing: pcie-m2: Add usb and sdio targets for E-key connector Chen-Yu Tsai
2026-06-10 14:36 ` Andy Shevchenko
2026-06-10 8:40 ` [PATCH v2 12/16] arm64: dts: mediatek: mt8192-asurada: Add USB type-A connector Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 13/16] arm64: dts: mediatek: mt8192-asurada: Add M.2 E-key slot Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 14/16] arm64: dts: mediatek: mt8195-cherry: " Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 15/16] arm64: dts: mediatek: mt8195-cherry: Add USB type-A connector Chen-Yu Tsai
2026-06-10 8:40 ` [PATCH v2 16/16] arm64: dts: mediatek: mt8188-geralt: Add WiFi/BT as M.2 E-key slot Chen-Yu Tsai
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