From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Tue, 2 Dec 2025 20:23:27 +0000 (+0100)
Subject: irqdomain: Delete irq_domain_add_tree()
X-Git-Tag: v6.19-rc1~6^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=55026a9670ce8b7b3d74f7d570de1382cbfb395d;p=thirdparty%2Fkernel%2Flinux.git

irqdomain: Delete irq_domain_add_tree()

No in-tree users anymore.

[ tglx: Remove the reference in the Chinese documentation as well ]

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://patch.msgid.link/20251202202327.1444693-1-andriy.shevchenko@linux.intel.com
---

diff --git a/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst b/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst
index 4a2d3b27aa4d2..aaefeda0e1644 100644
--- a/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst
+++ b/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst
@@ -109,10 +109,6 @@ irq_domain维护着从hwirq号到Linux IRQ的radix的树状映射。 当一个hw
 如果hwirq号可以非常大，树状映射是一个很好的选择，因为它不需要分配一个和最大hwirq
 号一样大的表。 缺点是，hwirq到IRQ号的查找取决于表中有多少条目。
 
-irq_domain_add_tree()和irq_domain_create_tree()在功能上是等价的，除了第一
-个参数不同——前者接受一个Open Firmware特定的 'struct device_node' ，而后者接受
-一个更通用的抽象 'struct fwnode_handle' 。
-
 很少有驱动应该需要这个映射。
 
 无映射
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 952d3c8dd6b7a..62f81bbeb4906 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -730,22 +730,6 @@ static inline void msi_device_domain_free_wired(struct irq_domain *domain, unsig
 }
 #endif
 
-static inline struct irq_domain *irq_domain_add_tree(struct device_node *of_node,
-						     const struct irq_domain_ops *ops,
-						     void *host_data)
-{
-	struct irq_domain_info info = {
-		.fwnode		= of_fwnode_handle(of_node),
-		.hwirq_max	= ~0U,
-		.ops		= ops,
-		.host_data	= host_data,
-	};
-	struct irq_domain *d;
-
-	d = irq_domain_instantiate(&info);
-	return IS_ERR(d) ? NULL : d;
-}
-
 static inline struct irq_domain *irq_domain_add_linear(struct device_node *of_node,
 						       unsigned int size,
 						       const struct irq_domain_ops *ops,