add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/gpio/gpio-intel-mid.c
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@@ -1,16 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0
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 /*
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  * Intel MID GPIO driver
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  *
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  * Copyright (c) 2008-2014,2016 Intel Corporation.
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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 version 2 as
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- * published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  */
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 /* Supports:
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@@ -20,12 +12,11 @@
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  */
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13
 
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 #include <linux/delay.h>
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+#include <linux/gpio/driver.h>
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 #include <linux/init.h>
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 #include <linux/interrupt.h>
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 #include <linux/io.h>
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-#include <linux/gpio/driver.h>
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 #include <linux/kernel.h>
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-#include <linux/module.h>
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 #include <linux/pci.h>
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 #include <linux/platform_device.h>
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 #include <linux/pm_runtime.h>
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@@ -273,9 +264,8 @@
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 		PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x08f7),
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 		.driver_data = (kernel_ulong_t)&gpio_cloverview_core,
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 	},
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-	{ 0 }
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+	{ }
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 };
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-MODULE_DEVICE_TABLE(pci, intel_gpio_ids);
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 static void intel_mid_irq_handler(struct irq_desc *desc)
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 {
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@@ -303,8 +293,9 @@
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 	chip->irq_eoi(data);
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 }
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-static void intel_mid_irq_init_hw(struct intel_mid_gpio *priv)
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+static int intel_mid_irq_init_hw(struct gpio_chip *chip)
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 {
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+	struct intel_mid_gpio *priv = gpiochip_get_data(chip);
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 	void __iomem *reg;
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 	unsigned base;
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@@ -319,6 +310,8 @@
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 		reg = gpio_reg(&priv->chip, base, GEDR);
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 		writel(~0, reg);
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 	}
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+
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+	return 0;
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 }
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 static int __maybe_unused intel_gpio_runtime_idle(struct device *dev)
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@@ -339,6 +332,7 @@
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 	u32 gpio_base;
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 	u32 irq_base;
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 	int retval;
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+	struct gpio_irq_chip *girq;
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 	struct intel_mid_gpio_ddata *ddata =
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 				(struct intel_mid_gpio_ddata *)id->driver_data;
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@@ -379,30 +373,28 @@
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 	spin_lock_init(&priv->lock);
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+	girq = &priv->chip.irq;
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+	girq->chip = &intel_mid_irqchip;
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+	girq->init_hw = intel_mid_irq_init_hw;
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+	girq->parent_handler = intel_mid_irq_handler;
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+	girq->num_parents = 1;
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+	girq->parents = devm_kcalloc(&pdev->dev, girq->num_parents,
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+				     sizeof(*girq->parents),
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+				     GFP_KERNEL);
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+	if (!girq->parents)
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+		return -ENOMEM;
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+	girq->parents[0] = pdev->irq;
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+	girq->first = irq_base;
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+	girq->default_type = IRQ_TYPE_NONE;
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+	girq->handler = handle_simple_irq;
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+
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 	pci_set_drvdata(pdev, priv);
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+
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 	retval = devm_gpiochip_add_data(&pdev->dev, &priv->chip, priv);
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 	if (retval) {
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 		dev_err(&pdev->dev, "gpiochip_add error %d\n", retval);
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 		return retval;
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 	}
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-
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-	retval = gpiochip_irqchip_add(&priv->chip,
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-				      &intel_mid_irqchip,
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-				      irq_base,
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-				      handle_simple_irq,
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-				      IRQ_TYPE_NONE);
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-	if (retval) {
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-		dev_err(&pdev->dev,
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-			"could not connect irqchip to gpiochip\n");
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-		return retval;
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-	}
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-
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-	intel_mid_irq_init_hw(priv);
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-
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-	gpiochip_set_chained_irqchip(&priv->chip,
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-				     &intel_mid_irqchip,
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-				     pdev->irq,
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-				     intel_mid_irq_handler);
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 	pm_runtime_put_noidle(&pdev->dev);
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 	pm_runtime_allow(&pdev->dev);