From mboxrd@z Thu Jan 1 00:00:00 1970 From: marian-cristian.rotariu.rb@bp.renesas.com (Marian-Cristian Rotariu) Date: Tue, 18 Feb 2020 14:04:58 +0000 Subject: [cip-dev] [PATCH 4.19.y-cip 01/23] device connection: Add fwnode member to struct device_connection In-Reply-To: <1582034720-5249-1-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com> References: <1582034720-5249-1-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com> Message-ID: <1582034720-5249-2-git-send-email-marian-cristian.rotariu.rb@bp.renesas.com> To: cip-dev@lists.cip-project.org List-Id: cip-dev.lists.cip-project.org From: Heikki Krogerus commit 09aa11cfda9d8186046bcd1adcd6498b688114f4 upstream. This will prepare the device connection API for connections described in firmware. Acked-by: Hans de Goede Reviewed-by: Andy Shevchenko Reviewed-by: Jun Li Signed-off-by: Heikki Krogerus Signed-off-by: Greg Kroah-Hartman Signed-off-by: Marian-Cristian Rotariu --- include/linux/device.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/device.h b/include/linux/device.h index 19dd885..ceb69b9 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -753,11 +753,17 @@ 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; -- 2.7.4