target/linux/generic/backport-6.1/715-08-net-sfp-make-sfp_bus_find_fwnode-take-a-const-fwnode.patch

   1 From a90ac762d345890b40d88a1385a34a2449c2d75e Mon Sep 17 00:00:00 2001
   2 From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
   3 Date: Fri, 24 Mar 2023 09:23:42 +0000
   4 Subject: [PATCH] net: sfp: make sfp_bus_find_fwnode() take a const fwnode
   5
   6 sfp_bus_find_fwnode() does not write to the fwnode, so let's make it
   7 const.
   8
   9 Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
  10 Reviewed-by: Simon Horman <simon.horman@corigine.com>
  11 Signed-off-by: David S. Miller <davem@davemloft.net>
  12 ---
  13  drivers/net/phy/sfp-bus.c | 2 +-
  14  include/linux/sfp.h       | 5 +++--
  15  2 files changed, 4 insertions(+), 3 deletions(-)
  16
  17 --- a/drivers/net/phy/sfp-bus.c
  18 +++ b/drivers/net/phy/sfp-bus.c
  19 @@ -603,7 +603,7 @@ static void sfp_upstream_clear(struct sf
  20   *     - %-ENOMEM if we failed to allocate the bus.
  21   *     - an error from the upstream's connect_phy() method.
  22   */
  23 -struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode)
  24 +struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode)
  25  {
  26         struct fwnode_reference_args ref;
  27         struct sfp_bus *bus;
  28 --- a/include/linux/sfp.h
  29 +++ b/include/linux/sfp.h
  30 @@ -548,7 +548,7 @@ int sfp_get_module_eeprom_by_page(struct
  31  void sfp_upstream_start(struct sfp_bus *bus);
  32  void sfp_upstream_stop(struct sfp_bus *bus);
  33  void sfp_bus_put(struct sfp_bus *bus);
  34 -struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode);
  35 +struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode);
  36  int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
  37                          const struct sfp_upstream_ops *ops);
  38  void sfp_bus_del_upstream(struct sfp_bus *bus);
  39 @@ -610,7 +610,8 @@ static inline void sfp_bus_put(struct sf
  40  {
  41  }
  42
  43 -static inline struct sfp_bus *sfp_bus_find_fwnode(struct fwnode_handle *fwnode)
  44 +static inline struct sfp_bus *
  45 +sfp_bus_find_fwnode(const struct fwnode_handle *fwnode)
  46  {
  47         return NULL;
  48  }