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net: qrtr: Add ability to override node id from dt

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Current VM configurations share the defconfig across VMs. This will
cause conflict if multiple VMs are running. Add the ability to set an
override node id from device tree.

Change-Id: I96c4998e3e3976219724dc938775746e181c9f72
Signed-off-by: Chris Lew <quic_clew@quicinc.com>
This commit is contained in:
Chris Lew 2022-04-13 17:21:10 -07:00 committed by Gerrit - the friendly Code Review server
parent 81f44092bc
commit 948ff2bd1a
1 changed files with 21 additions and 0 deletions
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21
net/qrtr/af_qrtr.c
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@ -14,6 +14,7 @@
#include <linux/rwsem.h>
#include <linux/uidgid.h>
#include <linux/pm_wakeup.h>
#include <linux/of_device.h>
#include <linux/ipc_logging.h>
#include <net/sock.h>
@ -2086,10 +2087,30 @@ static const struct net_proto_family qrtr_family = {
.create = qrtr_create,
};
static void qrtr_update_node_id(void)
{
const char *compat = "qcom,qrtr";
struct device_node *np = NULL;
u32 node_id;
int ret;
while ((np = of_find_compatible_node(np, NULL, compat))) {
ret = of_property_read_u32(np, "qcom,node-id", &node_id);
of_node_put(np);
if (ret)
continue;
qrtr_local_nid = node_id;
break;
}
}
static int __init qrtr_proto_init(void)
{
int rc;
qrtr_update_node_id();
rc = proto_register(&qrtr_proto, 1);
if (rc)
return rc;