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-rw-r--r--Documentation/translations/zh_CN/core-api/irq/irq-domain.rst4
-rw-r--r--include/linux/irqdomain.h18
2 files changed, 0 insertions, 22 deletions
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 aaefeda0e..7317cf535 100644
--- a/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst
+++ b/Documentation/translations/zh_CN/core-api/irq/irq-domain.rst
@@ -90,10 +90,6 @@ irq_domain映射的类型
映射的优点是固定时间查找IRQ号,而且irq_descs只分配给在用的IRQ。 缺点是该表
必须尽可能大的hwirq号。
-irq_domain_add_linear()和irq_domain_create_linear()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' 。
-
大多数驱动应该使用线性映射
树状映射
diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 73c25d408..3ba75a4ed 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -752,24 +752,6 @@ static inline void msi_device_domain_free_wired(struct irq_domain *domain, unsig
}
#endif
-static inline struct irq_domain *irq_domain_add_linear(struct device_node *of_node,
- unsigned int size,
- const struct irq_domain_ops *ops,
- void *host_data)
-{
- struct irq_domain_info info = {
- .fwnode = of_fwnode_handle(of_node),
- .size = size,
- .hwirq_max = size,
- .ops = ops,
- .host_data = host_data,
- };
- struct irq_domain *d;
-
- d = irq_domain_instantiate(&info);
- return IS_ERR(d) ? NULL : d;
-}
-
#else /* CONFIG_IRQ_DOMAIN */
static inline void irq_dispose_mapping(unsigned int virq) { }
static inline struct irq_domain *irq_find_matching_fwnode(struct fwnode_handle *fwnode,