git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From 99379f587278c818777cb4778e2c79c6c1440c65 Mon Sep 17 00:00:00 2001
   2 From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
   3 Date: Tue, 10 Dec 2024 14:18:21 +0000
   4 Subject: [PATCH] net: dsa: provide implementation of .support_eee()
   5
   6 Provide a trivial implementation for the .support_eee() method which
   7 switch drivers can use to simply indicate that they support EEE on
   8 all their user ports.
   9
  10 Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
  11 Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
  12 Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
  13 Link: https://patch.msgid.link/E1tL149-006cZJ-JJ@rmk-PC.armlinux.org.uk
  14 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
  15 ---
  16  include/net/dsa.h |  1 +
  17  net/dsa/port.c    | 16 ++++++++++++++++
  18  2 files changed, 17 insertions(+)
  19
  20 --- a/include/net/dsa.h
  21 +++ b/include/net/dsa.h
  22 @@ -1399,5 +1399,6 @@ static inline bool dsa_user_dev_check(co
  23
  24  netdev_tx_t dsa_enqueue_skb(struct sk_buff *skb, struct net_device *dev);
  25  void dsa_port_phylink_mac_change(struct dsa_switch *ds, int port, bool up);
  26 +bool dsa_supports_eee(struct dsa_switch *ds, int port);
  27
  28  #endif
  29 --- a/net/dsa/port.c
  30 +++ b/net/dsa/port.c
  31 @@ -1589,6 +1589,22 @@ dsa_port_phylink_mac_select_pcs(struct p
  32         return pcs;
  33  }
  34
  35 +/* dsa_supports_eee - indicate that EEE is supported
  36 + * @ds: pointer to &struct dsa_switch
  37 + * @port: port index
  38 + *
  39 + * A default implementation for the .support_eee() DSA operations member,
  40 + * which drivers can use to indicate that they support EEE on all of their
  41 + * user ports.
  42 + *
  43 + * Returns: true
  44 + */
  45 +bool dsa_supports_eee(struct dsa_switch *ds, int port)
  46 +{
  47 +       return true;
  48 +}
  49 +EXPORT_SYMBOL_GPL(dsa_supports_eee);
  50 +
  51  static void dsa_port_phylink_mac_config(struct phylink_config *config,
  52                                         unsigned int mode,
  53                                         const struct phylink_link_state *state)