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/gpio/gpio-uniphier.c | 43 ++++++++++++++-----------------------------
1 files changed, 14 insertions(+), 29 deletions(-)
diff --git a/kernel/drivers/gpio/gpio-uniphier.c b/kernel/drivers/gpio/gpio-uniphier.c
index c72ec3d..39dca14 100644
--- a/kernel/drivers/gpio/gpio-uniphier.c
+++ b/kernel/drivers/gpio/gpio-uniphier.c
@@ -1,18 +1,9 @@
-/*
- * Copyright (C) 2017 Socionext Inc.
- * Author: Masahiro Yamada <yamada.masahiro@socionext.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.
- */
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright (C) 2017 Socionext Inc.
+// Author: Masahiro Yamada <yamada.masahiro@socionext.com>
-#include <linux/bitops.h>
+#include <linux/bits.h>
#include <linux/gpio/driver.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
@@ -23,9 +14,6 @@
#include <linux/platform_device.h>
#include <linux/spinlock.h>
#include <dt-bindings/gpio/uniphier-gpio.h>
-
-#define UNIPHIER_GPIO_BANK_MASK \
- GENMASK((UNIPHIER_GPIO_LINES_PER_BANK) - 1, 0)
#define UNIPHIER_GPIO_IRQ_MAX_NUM 24
@@ -42,7 +30,7 @@
struct irq_domain *domain;
void __iomem *regs;
spinlock_t lock;
- u32 saved_vals[0];
+ u32 saved_vals[];
};
static unsigned int uniphier_gpio_bank_to_reg(unsigned int bank)
@@ -122,7 +110,10 @@
static int uniphier_gpio_get_direction(struct gpio_chip *chip,
unsigned int offset)
{
- return uniphier_gpio_offset_read(chip, offset, UNIPHIER_GPIO_PORT_DIR);
+ if (uniphier_gpio_offset_read(chip, offset, UNIPHIER_GPIO_PORT_DIR))
+ return GPIO_LINE_DIRECTION_IN;
+
+ return GPIO_LINE_DIRECTION_OUT;
}
static int uniphier_gpio_direction_input(struct gpio_chip *chip,
@@ -156,15 +147,11 @@
static void uniphier_gpio_set_multiple(struct gpio_chip *chip,
unsigned long *mask, unsigned long *bits)
{
- unsigned int bank, shift, bank_mask, bank_bits;
- int i;
+ unsigned long i, bank, bank_mask, bank_bits;
- for (i = 0; i < chip->ngpio; i += UNIPHIER_GPIO_LINES_PER_BANK) {
+ for_each_set_clump8(i, bank_mask, mask, chip->ngpio) {
bank = i / UNIPHIER_GPIO_LINES_PER_BANK;
- shift = i % BITS_PER_LONG;
- bank_mask = (mask[BIT_WORD(i)] >> shift) &
- UNIPHIER_GPIO_BANK_MASK;
- bank_bits = bits[BIT_WORD(i)] >> shift;
+ bank_bits = bitmap_get_value8(bits, i);
uniphier_gpio_bank_write(chip, bank, UNIPHIER_GPIO_PORT_DATA,
bank_mask, bank_bits);
@@ -355,7 +342,6 @@
struct uniphier_gpio_priv *priv;
struct gpio_chip *chip;
struct irq_chip *irq_chip;
- struct resource *regs;
unsigned int nregs;
u32 ngpios;
int ret;
@@ -379,8 +365,7 @@
if (!priv)
return -ENOMEM;
- regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- priv->regs = devm_ioremap_resource(dev, regs);
+ priv->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->regs))
return PTR_ERR(priv->regs);
--
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