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/mmc/core/sdio_cis.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * linux/drivers/mmc/core/sdio_cis.c
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  *
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@@ -6,11 +7,6 @@
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  * Copyright:	MontaVista Software Inc.
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  *
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  * Copyright 2007 Pierre Ossman
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or (at
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- * your option) any later version.
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  */
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 #include <linux/kernel.h>
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@@ -29,11 +25,15 @@
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 static int cistpl_vers_1(struct mmc_card *card, struct sdio_func *func,
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 			 const unsigned char *buf, unsigned size)
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 {
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+	u8 major_rev, minor_rev;
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 	unsigned i, nr_strings;
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 	char **buffer, *string;
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 	if (size < 2)
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 		return 0;
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+
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+	major_rev = buf[0];
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+	minor_rev = buf[1];
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 	/* Find all null-terminated (including zero length) strings in
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 	   the TPLLV1_INFO field. Trailing garbage is ignored. */
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@@ -66,9 +66,13 @@
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 	}
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 	if (func) {
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+		func->major_rev = major_rev;
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+		func->minor_rev = minor_rev;
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 		func->num_info = nr_strings;
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 		func->info = (const char**)buffer;
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 	} else {
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+		card->major_rev = major_rev;
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+		card->minor_rev = minor_rev;
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 		card->num_info = nr_strings;
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 		card->info = (const char**)buffer;
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 	}
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@@ -388,12 +392,6 @@
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 		return ret;
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 	/*
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-	 * Since we've linked to tuples in the card structure,
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-	 * we must make sure we have a reference to it.
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-	 */
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-	get_device(&func->card->dev);
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-
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-	/*
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 	 * Vendor/device id is optional for function CIS, so
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 	 * copy it from the card structure as needed.
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 	 */
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@@ -418,11 +416,5 @@
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 	}
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 	func->tuples = NULL;
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-
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-	/*
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-	 * We have now removed the link to the tuples in the
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-	 * card structure, so remove the reference.
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-	 */
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-	put_device(&func->card->dev);
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 }
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