xiaoxiang781216 commented on a change in pull request #1064:
URL:
https://github.com/apache/incubator-nuttx-apps/pull/1064#discussion_r825814903
##########
File path: netutils/usrsock_rpmsg/usrsock_rpmsg_client.c
##########
@@ -155,6 +161,41 @@ static int usrsock_rpmsg_ept_cb(struct rpmsg_endpoint
*ept, void *data,
return ret;
}
+#ifdef CONFIG_NETDEV_WIRELESS_IOCTL
+
+static void usersock_coherent_cache(FAR void *buf,
+ enum usrsock_cache_action_e action)
+{
+ FAR struct usrsock_request_ioctl_s *req = buf;
+ FAR struct iwreq *wlreq;
+
+ if (req->head.reqid == USRSOCK_REQUEST_IOCTL)
+ {
+ if (WL_IS80211POINTERCMD(req->cmd))
+ {
+ wlreq = (FAR struct iwreq *)(req + 1);
+ if (action == USRSOCK_COHERENT_BEFORE)
+ {
+ metal_cache_flush(wlreq->u.data.pointer,
Review comment:
usrsock rpmag is built on the top of openamp/libmetal, it's reasonable
to call meta_ API instead of NuttX specific API to improve the portability.
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