From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/include/linux/irqchip.h | 33 +++++++++++++++++++++++++++++----
1 files changed, 29 insertions(+), 4 deletions(-)
diff --git a/kernel/include/linux/irqchip.h b/kernel/include/linux/irqchip.h
index 89c34b2..67351aa 100644
--- a/kernel/include/linux/irqchip.h
+++ b/kernel/include/linux/irqchip.h
@@ -12,25 +12,49 @@
#define _LINUX_IRQCHIP_H
#include <linux/acpi.h>
+#include <linux/module.h>
#include <linux/of.h>
+#include <linux/platform_device.h>
/*
* This macro must be used by the different irqchip drivers to declare
* the association between their DT compatible string and their
* initialization function.
*
- * @name: name that must be unique accross all IRQCHIP_DECLARE of the
+ * @name: name that must be unique across all IRQCHIP_DECLARE of the
* same file.
* @compstr: compatible string of the irqchip driver
* @fn: initialization function
*/
#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
+extern int platform_irqchip_probe(struct platform_device *pdev);
+
+#define IRQCHIP_PLATFORM_DRIVER_BEGIN(drv_name) \
+static const struct of_device_id drv_name##_irqchip_match_table[] = {
+
+#define IRQCHIP_MATCH(compat, fn) { .compatible = compat, .data = fn },
+
+#define IRQCHIP_PLATFORM_DRIVER_END(drv_name) \
+ {}, \
+}; \
+MODULE_DEVICE_TABLE(of, drv_name##_irqchip_match_table); \
+static struct platform_driver drv_name##_driver = { \
+ .probe = platform_irqchip_probe, \
+ .driver = { \
+ .name = #drv_name, \
+ .owner = THIS_MODULE, \
+ .of_match_table = drv_name##_irqchip_match_table, \
+ .suppress_bind_attrs = true, \
+ }, \
+}; \
+builtin_platform_driver(drv_name##_driver)
+
/*
* This macro must be used by the different irqchip drivers to declare
* the association between their version and their initialization function.
*
- * @name: name that must be unique accross all IRQCHIP_ACPI_DECLARE of the
+ * @name: name that must be unique across all IRQCHIP_ACPI_DECLARE of the
* same file.
* @subtable: Subtable to be identified in MADT
* @validate: Function to be called on that subtable to check its validity.
@@ -39,8 +63,9 @@
* @fn: initialization function
*/
#define IRQCHIP_ACPI_DECLARE(name, subtable, validate, data, fn) \
- ACPI_DECLARE_PROBE_ENTRY(irqchip, name, ACPI_SIG_MADT, \
- subtable, validate, data, fn)
+ ACPI_DECLARE_SUBTABLE_PROBE_ENTRY(irqchip, name, \
+ ACPI_SIG_MADT, subtable, \
+ validate, data, fn)
#ifdef CONFIG_IRQCHIP
void irqchip_init(void);
--
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