Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Heikki Krogerus <heikki.krogerus@linux.intel.com>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Andy Shevchenko <andy.shevchenko@gmail.com>,
        Chen Yu <chenyu56@huawei.com>, Jun Li <jun.li@nxp.com>,
        Hans de Goede <hdegoede@redhat.com>,
        linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 4/9] device connection: Add fwnode member to struct device_connection
Date:   Wed, 30 Jan 2019 19:02:54 +0300
Message-Id: <20190130160259.46919-5-heikki.krogerus@linux.intel.com>
In-Reply-To: <20190130160259.46919-1-heikki.krogerus@linux.intel.com>
References: <20190130160259.46919-1-heikki.krogerus@linux.intel.com>
MIME-Version: 1.0
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

This will prepare the device connection API for connections
described in firmware.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
---
 include/linux/device.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/device.h b/include/linux/device.h
index 5663003a95eb..1fb077f5a936 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -757,11 +757,17 @@ struct device_dma_parameters {
 
 /**
  * struct device_connection - Device Connection Descriptor
+ * @fwnode: The device node of the connected device
  * @endpoint: The names of the two devices connected together
  * @id: Unique identifier for the connection
  * @list: List head, private, for internal use only
+ *
+ * NOTE: @fwnode is not used together with @endpoint. @fwnode is used when
+ * platform firmware defines the connection. When the connection is registered
+ * with device_connection_add() @endpoint is used instead.
  */
 struct device_connection {
+	struct fwnode_handle	*fwnode;
 	const char		*endpoint[2];
 	const char		*id;
 	struct list_head	list;
-- 
2.20.1