修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/drivers/i2c/muxes/i2c-mux-pinctrl.c
..
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@@ -1,19 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * I2C multiplexer using pinctrl API
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  *
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  * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms and conditions of the GNU General Public License,
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- * version 2, as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope it will be useful, but WITHOUT
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- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- * more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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  */
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 #include <linux/i2c.h>
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@@ -27,7 +16,7 @@
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16
 
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 struct i2c_mux_pinctrl {
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 	struct pinctrl *pinctrl;
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-	struct pinctrl_state **states;
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+	struct pinctrl_state *states[];
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 };
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 static int i2c_mux_pinctrl_select(struct i2c_mux_core *muxc, u32 chan)
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@@ -104,14 +93,13 @@
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 		return PTR_ERR(parent);
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 	muxc = i2c_mux_alloc(parent, dev, num_names,
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-			     sizeof(*mux) + num_names * sizeof(*mux->states),
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+			     struct_size(mux, states, num_names),
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 			     0, i2c_mux_pinctrl_select, NULL);
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 	if (!muxc) {
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 		ret = -ENOMEM;
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 		goto err_put_parent;
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 	}
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 	mux = i2c_mux_priv(muxc);
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-	mux->states = (struct pinctrl_state **)(mux + 1);
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 	platform_set_drvdata(pdev, muxc);
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