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SubjectRe: [RFC PATCH 1/5] driver core: Add fwnode member to struct device_connection
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On 10/24/18 8:05 AM, Heikki Krogerus wrote:
> 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 90224e75ade4..a964a0d614fa 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 registeded

for your next version:) 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;
>

cheers.
--
~Randy

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