diff options
| author | Heikki Krogerus <heikki.krogerus@linux.intel.com> | 2019-02-13 10:45:52 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-02-14 10:52:26 +0100 |
| commit | 09aa11cfda9d8186046bcd1adcd6498b688114f4 (patch) | |
| tree | 320692fe69f232082463fc2631630fbd0a29dbf2 /include/linux/device.h | |
| parent | 96a6d031ca9930938bd66d0052fc7ed2b56e3583 (diff) | |
device connection: Add fwnode member to struct device_connection
This will prepare the device connection API for connections
described in firmware.
Acked-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Jun Li <jun.li@nxp.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/device.h')
| -rw-r--r-- | include/linux/device.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h index 6cb4640b6160..7a9ff5f83664 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; |