Re: [PATCH v2 12/57] irqdomain: Make irq_domain_create_hierarchy() an inline

From: Jiri Slaby
Date: Thu Mar 20 2025 - 02:08:25 EST


On 19. 03. 25, 10:44, Ilpo Järvinen wrote:
On Wed, 19 Mar 2025, Jiri Slaby (SUSE) wrote:

There is no reason to export the function as an extra symbol. It is
simple enough and is just a wrapper to already exported functions.

Therefore, switch the exported function to an inline.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@xxxxxxxxxx>
---
include/linux/irqdomain.h | 45 +++++++++++++++++++++++++++++++++------
kernel/irq/irqdomain.c | 41 -----------------------------------
2 files changed, 39 insertions(+), 47 deletions(-)

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 5eaaf74647ed..1480951a690b 100644
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -591,12 +591,45 @@ void irq_domain_set_info(struct irq_domain *domain, unsigned int virq,
void *handler_data, const char *handler_name);
void irq_domain_reset_irq_data(struct irq_data *irq_data);
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
-struct irq_domain *irq_domain_create_hierarchy(struct irq_domain *parent,
- unsigned int flags,
- unsigned int size,
- struct fwnode_handle *fwnode,
- const struct irq_domain_ops *ops,
- void *host_data);
+/**
+ * irq_domain_create_hierarchy - Add a irqdomain into the hierarchy
+ * @parent: Parent irq domain to associate with the new domain
+ * @flags: Irq domain flags associated to the domain
+ * @size: Size of the domain. See below
+ * @fwnode: Optional fwnode of the interrupt controller
+ * @ops: Pointer to the interrupt domain callbacks
+ * @host_data: Controller private data pointer
+ *
+ * If @size is 0 a tree domain is created, otherwise a linear domain.
+ *
+ * If successful the parent is associated to the new domain and the
+ * domain flags are set.
+ * Returns pointer to IRQ domain, or NULL on failure.

*
* Return: ...

...is what kerneldoc documentation suggest is the right formatting.

Right, fixed.

thanks,
--
js
suse labs