@@ -202,6 +202,7 @@ struct scmi_chan_info {
/**
* struct scmi_transport_ops - Structure representing a SCMI transport ops
*
+ * @link_supplier: Optional callback to add link to a supplier device
* @chan_available: Callback to check if channel is available or not
* @chan_setup: Callback to allocate and setup a channel
* @chan_free: Callback to free a channel
@@ -217,6 +218,7 @@ struct scmi_chan_info {
* @poll_done: Callback to poll transfer status
*/
struct scmi_transport_ops {
+ int (*link_supplier)(struct device *dev);
bool (*chan_available)(struct device *dev, int idx);
int (*chan_setup)(struct scmi_chan_info *cinfo, struct device *dev,
bool tx);
@@ -826,6 +826,12 @@ static int scmi_probe(struct platform_device *pdev)
handle->dev = info->dev;
handle->version = &info->version;
+ if (desc->ops->link_supplier) {
+ ret = desc->ops->link_supplier(dev);
+ if (ret)
+ return ret;
+ }
+
ret = scmi_txrx_setup(info, dev, SCMI_PROTOCOL_BASE);
if (ret)
return ret;
For the scmi-virtio transport, it might not be possible to refer to the proper virtio device at device tree build time. Therefore, add an op which will allow scmi-virtio to dynamically link to the proper virtio device during probe. Signed-off-by: Peter Hilber <peter.hilber@opensynergy.com> --- drivers/firmware/arm_scmi/common.h | 2 ++ drivers/firmware/arm_scmi/driver.c | 6 ++++++ 2 files changed, 8 insertions(+)