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/net/caif/chnl_net.c
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@@ -1,8 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) ST-Ericsson AB 2010
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  * Authors:	Sjur Brendeland
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  *		Daniel Martensson
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- * License terms: GNU General Public License (GPL) version 2
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  */
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 #define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
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@@ -197,7 +197,8 @@
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 	}
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 }
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-static int chnl_net_start_xmit(struct sk_buff *skb, struct net_device *dev)
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+static netdev_tx_t chnl_net_start_xmit(struct sk_buff *skb,
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+				       struct net_device *dev)
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 {
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 	struct chnl_net *priv;
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 	struct cfpkt *pkt = NULL;
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@@ -314,9 +315,6 @@
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 	if (result == 0) {
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 		pr_debug("connect timeout\n");
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-		caif_disconnect_client(dev_net(dev), &priv->chnl);
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-		priv->state = CAIF_DISCONNECTED;
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-		pr_debug("state disconnected\n");
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 		result = -ETIMEDOUT;
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 		goto error;
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 	}