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ed6935613e
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.95 Removed upstreamed: generic/pending-6.1/779-net-vxlan-don-t-learn-non-unicast-L2-destinations.patch reference: This patch can be removed. It will never return false. And the upstream commit should fix the same issue: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.1.95&id=a31d0e5deb1abe7c57c6457ae2502f278063126e All other patches automatically rebased. Build system: Kirkwood bcm53xx Signed-off-by: Zxl hhyccc <zxlhhy@gmail.com>
150 lines
4.8 KiB
Diff
150 lines
4.8 KiB
Diff
From 0100d1c5789018ba77bf2f4fab3bd91ecece7b3b Mon Sep 17 00:00:00 2001
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From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
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Date: Wed, 17 May 2023 11:38:12 +0100
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Subject: [PATCH 14/21] net: sfp: add support for setting signalling rate
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Add support to the SFP layer to allow phylink to set the signalling
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rate for a SFP module. The rate given will be in units of kilo-baud
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(1000 baud).
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Reviewed-by: Simon Horman <simon.horman@corigine.com>
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Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
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Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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---
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drivers/net/phy/phylink.c | 24 ++++++++++++++++++++++++
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drivers/net/phy/sfp-bus.c | 20 ++++++++++++++++++++
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drivers/net/phy/sfp.c | 5 +++++
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drivers/net/phy/sfp.h | 1 +
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include/linux/sfp.h | 6 ++++++
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5 files changed, 56 insertions(+)
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--- a/drivers/net/phy/phylink.c
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+++ b/drivers/net/phy/phylink.c
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@@ -156,6 +156,23 @@ static const char *phylink_an_mode_str(u
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return mode < ARRAY_SIZE(modestr) ? modestr[mode] : "unknown";
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}
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+static unsigned int phylink_interface_signal_rate(phy_interface_t interface)
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+{
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+ switch (interface) {
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+ case PHY_INTERFACE_MODE_SGMII:
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+ case PHY_INTERFACE_MODE_1000BASEX: /* 1.25Mbd */
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+ return 1250;
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+ case PHY_INTERFACE_MODE_2500BASEX: /* 3.125Mbd */
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+ return 3125;
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+ case PHY_INTERFACE_MODE_5GBASER: /* 5.15625Mbd */
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+ return 5156;
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+ case PHY_INTERFACE_MODE_10GBASER: /* 10.3125Mbd */
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+ return 10313;
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+ default:
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+ return 0;
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+ }
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+}
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+
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/**
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* phylink_interface_max_speed() - get the maximum speed of a phy interface
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* @interface: phy interface mode defined by &typedef phy_interface_t
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@@ -1024,6 +1041,7 @@ static void phylink_major_config(struct
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{
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struct phylink_pcs *pcs = NULL;
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bool pcs_changed = false;
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+ unsigned int rate_kbd;
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int err;
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phylink_dbg(pl, "major config %s\n", phy_modes(state->interface));
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@@ -1083,6 +1101,12 @@ static void phylink_major_config(struct
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ERR_PTR(err));
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}
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+ if (pl->sfp_bus) {
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+ rate_kbd = phylink_interface_signal_rate(state->interface);
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+ if (rate_kbd)
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+ sfp_upstream_set_signal_rate(pl->sfp_bus, rate_kbd);
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+ }
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+
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phylink_pcs_poll_start(pl);
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}
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--- a/drivers/net/phy/sfp-bus.c
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+++ b/drivers/net/phy/sfp-bus.c
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@@ -586,6 +586,26 @@ static void sfp_upstream_clear(struct sf
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}
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/**
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+ * sfp_upstream_set_signal_rate() - set data signalling rate
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+ * @bus: a pointer to the &struct sfp_bus structure for the sfp module
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+ * @rate_kbd: signalling rate in units of 1000 baud
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+ *
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+ * Configure the rate select settings on the SFP module for the signalling
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+ * rate (not the same as the data rate).
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+ *
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+ * Locks that may be held:
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+ * Phylink's state_mutex
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+ * rtnl lock
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+ * SFP's sm_mutex
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+ */
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+void sfp_upstream_set_signal_rate(struct sfp_bus *bus, unsigned int rate_kbd)
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+{
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+ if (bus->registered)
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+ bus->socket_ops->set_signal_rate(bus->sfp, rate_kbd);
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+}
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+EXPORT_SYMBOL_GPL(sfp_upstream_set_signal_rate);
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+
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+/**
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* sfp_bus_find_fwnode() - parse and locate the SFP bus from fwnode
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* @fwnode: firmware node for the parent device (MAC or PHY)
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*
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--- a/drivers/net/phy/sfp.c
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+++ b/drivers/net/phy/sfp.c
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@@ -2473,6 +2473,10 @@ static void sfp_stop(struct sfp *sfp)
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sfp_sm_event(sfp, SFP_E_DEV_DOWN);
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}
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+static void sfp_set_signal_rate(struct sfp *sfp, unsigned int rate_kbd)
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+{
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+}
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+
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static int sfp_module_info(struct sfp *sfp, struct ethtool_modinfo *modinfo)
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{
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/* locking... and check module is present */
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@@ -2551,6 +2555,7 @@ static const struct sfp_socket_ops sfp_m
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.detach = sfp_detach,
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.start = sfp_start,
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.stop = sfp_stop,
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+ .set_signal_rate = sfp_set_signal_rate,
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.module_info = sfp_module_info,
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.module_eeprom = sfp_module_eeprom,
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.module_eeprom_by_page = sfp_module_eeprom_by_page,
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--- a/drivers/net/phy/sfp.h
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+++ b/drivers/net/phy/sfp.h
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@@ -19,6 +19,7 @@ struct sfp_socket_ops {
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void (*detach)(struct sfp *sfp);
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void (*start)(struct sfp *sfp);
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void (*stop)(struct sfp *sfp);
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+ void (*set_signal_rate)(struct sfp *sfp, unsigned int rate_kbd);
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int (*module_info)(struct sfp *sfp, struct ethtool_modinfo *modinfo);
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int (*module_eeprom)(struct sfp *sfp, struct ethtool_eeprom *ee,
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u8 *data);
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--- a/include/linux/sfp.h
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+++ b/include/linux/sfp.h
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@@ -547,6 +547,7 @@ int sfp_get_module_eeprom_by_page(struct
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struct netlink_ext_ack *extack);
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void sfp_upstream_start(struct sfp_bus *bus);
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void sfp_upstream_stop(struct sfp_bus *bus);
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+void sfp_upstream_set_signal_rate(struct sfp_bus *bus, unsigned int rate_kbd);
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void sfp_bus_put(struct sfp_bus *bus);
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struct sfp_bus *sfp_bus_find_fwnode(const struct fwnode_handle *fwnode);
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int sfp_bus_add_upstream(struct sfp_bus *bus, void *upstream,
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@@ -606,6 +607,11 @@ static inline void sfp_upstream_stop(str
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{
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}
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+static inline void sfp_upstream_set_signal_rate(struct sfp_bus *bus,
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+ unsigned int rate_kbd)
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+{
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+}
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+
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static inline void sfp_bus_put(struct sfp_bus *bus)
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{
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}
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