[PATCH v2 07/17] driver core: Add fwnode_init()
From: Saravana Kannan <hidden>
Date: 2020-11-21 02:03:12
Also in:
linux-acpi, linux-efi, lkml
Subsystem:
acpi, driver core, kobjects, debugfs and sysfs, extensible firmware interface (efi), irq domains (irq number mapping library), irq subsystem, open firmware and flattened device tree, software nodes and device properties, the rest · Maintainers:
"Rafael J. Wysocki", Greg Kroah-Hartman, Danilo Krummrich, Ard Biesheuvel, Thomas Gleixner, Rob Herring, Saravana Kannan, Linus Torvalds
There are multiple locations in the kernel where a struct fwnode_handle is initialized. Add fwnode_init() so that we have one way of initializing a fwnode_handle. Signed-off-by: Saravana Kannan <redacted> --- drivers/acpi/property.c | 2 +- drivers/acpi/scan.c | 2 +- drivers/base/swnode.c | 2 +- drivers/firmware/efi/efi-init.c | 8 ++++---- include/linux/fwnode.h | 6 ++++++ include/linux/of.h | 2 +- kernel/irq/irqdomain.c | 2 +- 7 files changed, 15 insertions(+), 9 deletions(-)
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index d04de10a63e4..24e87b630573 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c@@ -76,7 +76,7 @@ static bool acpi_nondev_subnode_extract(const union acpi_object *desc, return false; dn->name = link->package.elements[0].string.pointer; - dn->fwnode.ops = &acpi_data_fwnode_ops; + fwnode_init(&dn->fwnode, &acpi_data_fwnode_ops); dn->parent = parent; INIT_LIST_HEAD(&dn->data.properties); INIT_LIST_HEAD(&dn->data.subnodes);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index bc6a79e33220..519963bcc047 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c@@ -1589,7 +1589,7 @@ void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, device->device_type = type; device->handle = handle; device->parent = acpi_bus_get_parent(handle); - device->fwnode.ops = &acpi_device_fwnode_ops; + fwnode_init(&device->fwnode, &acpi_device_fwnode_ops); acpi_set_device_status(device, sta); acpi_device_get_busid(device); acpi_set_pnp_ids(handle, &device->pnp, type);
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index 010828fc785b..4a4b2008fbc2 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c@@ -653,7 +653,7 @@ swnode_register(const struct software_node *node, struct swnode *parent, swnode->parent = parent; swnode->allocated = allocated; swnode->kobj.kset = swnode_kset; - swnode->fwnode.ops = &software_node_ops; + fwnode_init(&swnode->fwnode, &software_node_ops); ida_init(&swnode->child_ids); INIT_LIST_HEAD(&swnode->entry);
diff --git a/drivers/firmware/efi/efi-init.c b/drivers/firmware/efi/efi-init.c
index f55a92ff12c0..b148f1459fb3 100644
--- a/drivers/firmware/efi/efi-init.c
+++ b/drivers/firmware/efi/efi-init.c@@ -359,9 +359,7 @@ static const struct fwnode_operations efifb_fwnode_ops = { .add_links = efifb_add_links, }; -static struct fwnode_handle efifb_fwnode = { - .ops = &efifb_fwnode_ops, -}; +static struct fwnode_handle efifb_fwnode; static int __init register_gop_device(void) {
@@ -375,8 +373,10 @@ static int __init register_gop_device(void) if (!pd) return -ENOMEM; - if (IS_ENABLED(CONFIG_PCI)) + if (IS_ENABLED(CONFIG_PCI)) { + fwnode_init(&efifb_fwnode, &efifb_fwnode_ops); pd->dev.fwnode = &efifb_fwnode; + } err = platform_device_add_data(pd, &screen_info, sizeof(screen_info)); if (err)
diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h
index e0abafbb17f8..5589799708b5 100644
--- a/include/linux/fwnode.h
+++ b/include/linux/fwnode.h@@ -170,6 +170,12 @@ struct fwnode_operations { } while (false) #define get_dev_from_fwnode(fwnode) get_device((fwnode)->dev) +static inline void fwnode_init(struct fwnode_handle *fwnode, + const struct fwnode_operations *ops) +{ + fwnode->ops = ops; +} + extern u32 fw_devlink_get_flags(void); #endif
diff --git a/include/linux/of.h b/include/linux/of.h
index 5d51891cbf1a..27fba2472eee 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h@@ -108,7 +108,7 @@ static inline void of_node_init(struct device_node *node) #if defined(CONFIG_OF_KOBJ) kobject_init(&node->kobj, &of_node_ktype); #endif - node->fwnode.ops = &of_fwnode_ops; + fwnode_init(&node->fwnode, &of_fwnode_ops); } #if defined(CONFIG_OF_KOBJ)
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index cf8b374b892d..06fce7e39033 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c@@ -91,7 +91,7 @@ struct fwnode_handle *__irq_domain_alloc_fwnode(unsigned int type, int id, fwid->type = type; fwid->name = n; fwid->pa = pa; - fwid->fwnode.ops = &irqchip_fwnode_ops; + fwnode_init(&fwid->fwnode, &irqchip_fwnode_ops); return &fwid->fwnode; } EXPORT_SYMBOL_GPL(__irq_domain_alloc_fwnode);
--
2.29.2.454.gaff20da3a2-goog