修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/drivers/staging/most/net/net.c
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@@ -15,7 +15,7 @@
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 #include <linux/list.h>
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 #include <linux/wait.h>
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 #include <linux/kobject.h>
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-#include "most/core.h"
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+#include <linux/most.h>
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 #define MEP_HDR_LEN 8
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 #define MDP_HDR_LEN 16
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@@ -69,13 +69,13 @@
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 static struct list_head net_devices = LIST_HEAD_INIT(net_devices);
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 static struct mutex probe_disc_mt; /* ch->linked = true, most_nd_open */
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-static struct spinlock list_lock; /* list_head, ch->linked = false, dev_hold */
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-static struct core_component comp;
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+static DEFINE_SPINLOCK(list_lock); /* list_head, ch->linked = false, dev_hold */
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+static struct most_component comp;
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 static int skb_to_mamac(const struct sk_buff *skb, struct mbo *mbo)
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 {
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 	u8 *buff = mbo->virt_address;
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-	const u8 broadcast[] = { 0x03, 0xFF };
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+	static const u8 broadcast[] = { 0x03, 0xFF };
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 	const u8 *dest_addr = skb->data + 4;
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 	const u8 *eth_type = skb->data + 12;
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 	unsigned int payload_len = skb->len - ETH_HLEN;
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@@ -303,7 +303,8 @@
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 }
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 static int comp_probe_channel(struct most_interface *iface, int channel_idx,
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-			      struct most_channel_config *ccfg, char *name)
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+			      struct most_channel_config *ccfg, char *name,
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+			      char *args)
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 {
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 	struct net_dev_context *nd;
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 	struct net_dev_channel *ch;
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@@ -506,7 +507,8 @@
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 	return ret;
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 }
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-static struct core_component comp = {
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+static struct most_component comp = {
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+	.mod = THIS_MODULE,
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 	.name = "net",
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 	.probe_channel = comp_probe_channel,
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 	.disconnect_channel = comp_disconnect_channel,
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@@ -516,13 +518,23 @@
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 static int __init most_net_init(void)
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 {
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-	spin_lock_init(&list_lock);
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+	int err;
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+
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 	mutex_init(&probe_disc_mt);
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-	return most_register_component(&comp);
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+	err = most_register_component(&comp);
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+	if (err)
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+		return err;
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+	err = most_register_configfs_subsys(&comp);
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+	if (err) {
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+		most_deregister_component(&comp);
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+		return err;
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+	}
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+	return 0;
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 }
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 static void __exit most_net_exit(void)
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 {
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+	most_deregister_configfs_subsys(&comp);
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 	most_deregister_component(&comp);
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 }
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@@ -552,13 +564,11 @@
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 	if (m && is_valid_ether_addr(m)) {
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 		if (!is_valid_ether_addr(dev->dev_addr)) {
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-			netdev_info(dev, "set mac %02x-%02x-%02x-%02x-%02x-%02x\n",
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-				    m[0], m[1], m[2], m[3], m[4], m[5]);
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+			netdev_info(dev, "set mac %pM\n", m);
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 			ether_addr_copy(dev->dev_addr, m);
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 			netif_dormant_off(dev);
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 		} else if (!ether_addr_equal(dev->dev_addr, m)) {
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-			netdev_warn(dev, "reject mac %02x-%02x-%02x-%02x-%02x-%02x\n",
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-				    m[0], m[1], m[2], m[3], m[4], m[5]);
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+			netdev_warn(dev, "reject mac %pM\n", m);
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 		}
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 	}
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