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UPSTREAM: driver core: Adds flags param to fwnode_link_add()

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

Signed-off-by: Saravana Kannan <saravanak@google.com>
Acked-by: "Rafael J. Wysocki" <rafael@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20240305050458.1400667-2-saravanak@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 75cde56a5b504d07a64ce0e3f8c7410df70308a3)
Change-Id: Idb03ec39da06d58052cd8080d39c2efe0ad9d3af
Bug: 347344057
This commit is contained in:
Saravana Kannan
2024-03-04 21:04:54 -08:00
committed by Treehugger Robot
parent 182b090f35
commit 0a05df9c8a
4 changed files with 7 additions and 5 deletions
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5
drivers/base/core.c
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@@ -104,12 +104,13 @@ static int __fwnode_link_add(struct fwnode_handle *con,
return 0; 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; int ret;
mutex_lock(&fwnode_link_lock); mutex_lock(&fwnode_link_lock);
ret = __fwnode_link_add(con, sup, 0); ret = __fwnode_link_add(con, sup, flags);
mutex_unlock(&fwnode_link_lock); mutex_unlock(&fwnode_link_lock);
return ret; return ret;
} }

2
drivers/firmware/efi/sysfb_efi.c
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@@ -336,7 +336,7 @@ static int efifb_add_links(struct fwnode_handle *fwnode)
if (!sup_np) if (!sup_np)
return 0; 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); of_node_put(sup_np);
return 0; return 0;

2
drivers/of/property.c
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@@ -1114,7 +1114,7 @@ static void of_link_to_phandle(struct device_node *con_np,
tmp_np = of_get_next_parent(tmp_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);
} }
/** /**

3
include/linux/fwnode.h
View File

@@ -213,7 +213,8 @@ static inline void fwnode_dev_initialized(struct fwnode_handle *fwnode,
} }
extern bool fw_devlink_is_strict(void); 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 fwnode_links_purge(struct fwnode_handle *fwnode);
void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode); void fw_devlink_purge_absent_suppliers(struct fwnode_handle *fwnode);