[PATCH v2 1/4] driver core: Adds flags param to fwnode_link_add()

Saravana Kannan
2024-02-12T21:31:54Z

Allow the callers to set fwnode link flags when adding fwnode links.

Signed-off-by: Saravana Kannan <saravanak@google.com>
---
drivers/base/core.c | 5 +++--
drivers/firmware/efi/sysfb_efi.c | 2 +-
drivers/of/property.c | 2 +-
include/linux/fwnode.h | 3 ++-
4 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 14d46af40f9a..33055001e08e 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -92,12 +92,13 @@ static int __fwnode_link_add(struct fwnode_handle *con,
return 0;
}

-int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup)
+int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup,
+ u8 flags)
{
int ret;

mutex_lock(&fwnode_link_lock);
- ret = __fwnode_link_add(con, sup, 0);
+ ret = __fwnode_link_add(con, sup, flags);
mutex_unlock(&fwnode_link_lock);
return ret;
}
diff --git a/drivers/firmware/efi/sysfb_efi.c b/drivers/firmware/efi/sysfb_efi.c
index 456d0e5eaf78..cc807ed35aed 100644
--- a/drivers/firmware/efi/sysfb_efi.c
+++ b/drivers/firmware/efi/sysfb_efi.c
@@ -336,7 +336,7 @@ static int efifb_add_links(struct fwnode_handle *fwnode)
if (!sup_np)
return 0;

- fwnode_link_add(fwnode, of_fwnode_handle(sup_np));
+ fwnode_link_add(fwnode, of_fwnode_handle(sup_np), 0);
of_node_put(sup_np);

return 0;
diff --git a/drivers/of/property.c b/drivers/of/property.c
index 39a3ee1dfb58..751c11a28f33 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -1085,7 +1085,7 @@ static void of_link_to_phandle(struct device_node *con_np,
tmp_np = of_get_next_parent(tmp_np);
}

- fwnode_link_add(of_fwnode_handle(con_np), of_fwnode_handle(sup_np));
+ fwnode_link_add(of_fwnode_handle(con_np), of_fwnode_handle(sup_np), 0);
}

/**
diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h
index 2a72f55d26eb..c964749953e3 100644
--- a/include/linux/fwnode.h
+++ b/include/linux/fwnode.h
@@ -210,7 +210,8 @@ static inline void fwnode_dev_initialized(struct fwnode_handle *fwnode,
}

extern bool fw_devlink_is_strict(void);
-int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup);
+int fwnode_link_add(struct fwnode_handle *con, struct fwnode_handle *sup,
+ u8 flags);
void fwnode_links_purge(struct fwnode_handle *fwnode);
void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode);

--
2.43.0.687.g38aa6559b0-goog