From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/pinctrl/pinctrl-tb10x.c | 30 +++++++-----------------------
1 files changed, 7 insertions(+), 23 deletions(-)
diff --git a/kernel/drivers/pinctrl/pinctrl-tb10x.c b/kernel/drivers/pinctrl/pinctrl-tb10x.c
index 2e90a6d..ab49bd7 100644
--- a/kernel/drivers/pinctrl/pinctrl-tb10x.c
+++ b/kernel/drivers/pinctrl/pinctrl-tb10x.c
@@ -1,22 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Abilis Systems TB10x pin control driver
*
* Copyright (C) Abilis Systems 2012
*
* Author: Christian Ruppert <christian.ruppert@abilis.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/stringify.h>
@@ -483,22 +471,22 @@
* @base: register set base address.
* @pingroups: pointer to an array of the pin groups this driver manages.
* @pinfuncgrpcnt: number of pingroups in @pingroups.
- * @pinfuncs: pointer to an array of pin functions this driver manages.
* @pinfuncnt: number of pin functions in @pinfuncs.
* @mutex: mutex for exclusive access to a pin controller's state.
* @ports: current state of each port.
* @gpios: Indicates if a given pin is currently used as GPIO (1) or not (0).
+ * @pinfuncs: flexible array of pin functions this driver manages.
*/
struct tb10x_pinctrl {
struct pinctrl_dev *pctl;
void *base;
const struct tb10x_pinfuncgrp *pingroups;
unsigned int pinfuncgrpcnt;
- struct tb10x_of_pinfunc *pinfuncs;
unsigned int pinfuncnt;
struct mutex mutex;
struct tb10x_port ports[TB10X_PORTS];
DECLARE_BITMAP(gpios, MAX_PIN + 1);
+ struct tb10x_of_pinfunc pinfuncs[];
};
static inline void tb10x_pinctrl_set_config(struct tb10x_pinctrl *state,
@@ -759,7 +747,6 @@
static int tb10x_pinctrl_probe(struct platform_device *pdev)
{
int ret = -EINVAL;
- struct resource *mem;
struct device *dev = &pdev->dev;
struct device_node *of_node = dev->of_node;
struct device_node *child;
@@ -771,19 +758,16 @@
return -EINVAL;
}
- state = devm_kzalloc(dev, sizeof(struct tb10x_pinctrl) +
- of_get_child_count(of_node)
- * sizeof(struct tb10x_of_pinfunc),
- GFP_KERNEL);
+ state = devm_kzalloc(dev, struct_size(state, pinfuncs,
+ of_get_child_count(of_node)),
+ GFP_KERNEL);
if (!state)
return -ENOMEM;
platform_set_drvdata(pdev, state);
- state->pinfuncs = (struct tb10x_of_pinfunc *)(state + 1);
mutex_init(&state->mutex);
- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- state->base = devm_ioremap_resource(dev, mem);
+ state->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(state->base)) {
ret = PTR_ERR(state->base);
goto fail;
--
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