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driver core: Add fwnode_init() 

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.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Link: https://lore.kernel.org/r/20201121020232.908850-8-saravanak@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Saravana Kannan 2020-11-20 18:02:22 -08:00 committed by Greg Kroah-Hartman
parent c84b90909e
commit 01bb86b380
7 changed files with 15 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/acpi/property.c
View File

@ -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);

2
drivers/acpi/scan.c
View File

@ -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);

2
drivers/base/swnode.c
View File

@ -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);

8
drivers/firmware/efi/efi-init.c
View File

@ -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)

6
include/linux/fwnode.h
View File

@ -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

2
include/linux/of.h
View File

@ -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)

2
kernel/irq/irqdomain.c
View File

@ -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);