From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/net/bonding/bond_options.c | 125 +++++++++++++++++++++++++----------------
1 files changed, 76 insertions(+), 49 deletions(-)
diff --git a/kernel/drivers/net/bonding/bond_options.c b/kernel/drivers/net/bonding/bond_options.c
index c9aa28e..fe55c81 100644
--- a/kernel/drivers/net/bonding/bond_options.c
+++ b/kernel/drivers/net/bonding/bond_options.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* drivers/net/bond/bond_options.c - bonding options
* Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us>
* Copyright (c) 2013 Scott Feldman <sfeldma@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/errno.h>
@@ -28,6 +24,8 @@
const struct bond_opt_value *newval);
static int bond_option_downdelay_set(struct bonding *bond,
const struct bond_opt_value *newval);
+static int bond_option_peer_notif_delay_set(struct bonding *bond,
+ const struct bond_opt_value *newval);
static int bond_option_use_carrier_set(struct bonding *bond,
const struct bond_opt_value *newval);
static int bond_option_arp_interval_set(struct bonding *bond,
@@ -428,6 +426,13 @@
.desc = "Number of peer notifications to send on failover event",
.values = bond_num_peer_notif_tbl,
.set = bond_option_num_peer_notif_set
+ },
+ [BOND_OPT_PEER_NOTIF_DELAY] = {
+ .id = BOND_OPT_PEER_NOTIF_DELAY,
+ .name = "peer_notif_delay",
+ .desc = "Delay between each peer notification on failover event, in milliseconds",
+ .values = bond_intmax_tbl,
+ .set = bond_option_peer_notif_delay_set
}
};
@@ -740,6 +745,19 @@
return &bond_opts[option];
}
+static void bond_set_xfrm_features(struct net_device *bond_dev, u64 mode)
+{
+ if (!IS_ENABLED(CONFIG_XFRM_OFFLOAD))
+ return;
+
+ if (mode == BOND_MODE_ACTIVEBACKUP)
+ bond_dev->wanted_features |= BOND_XFRM_FEATURES;
+ else
+ bond_dev->wanted_features &= ~BOND_XFRM_FEATURES;
+
+ netdev_update_features(bond_dev);
+}
+
static int bond_option_mode_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
@@ -761,6 +779,9 @@
if (newval->value == BOND_MODE_ALB)
bond->params.tlb_dynamic_lb = 1;
+
+ if (bond->dev->reg_state == NETREG_REGISTERED)
+ bond_set_xfrm_features(bond->dev, newval->value);
/* don't cache arp_validate between modes */
bond->params.arp_validate = BOND_ARP_VALIDATE_NONE;
@@ -787,14 +808,12 @@
if (slave_dev) {
if (!netif_is_bond_slave(slave_dev)) {
- netdev_err(bond->dev, "Device %s is not bonding slave\n",
- slave_dev->name);
+ slave_err(bond->dev, slave_dev, "Device is not bonding slave\n");
return -EINVAL;
}
if (bond->dev != netdev_master_upper_dev_get(slave_dev)) {
- netdev_err(bond->dev, "Device %s is not our slave\n",
- slave_dev->name);
+ slave_err(bond->dev, slave_dev, "Device is not our slave\n");
return -EINVAL;
}
}
@@ -813,18 +832,15 @@
if (new_active == old_active) {
/* do nothing */
- netdev_dbg(bond->dev, "%s is already the current active slave\n",
- new_active->dev->name);
+ slave_dbg(bond->dev, new_active->dev, "is already the current active slave\n");
} else {
if (old_active && (new_active->link == BOND_LINK_UP) &&
bond_slave_is_up(new_active)) {
- netdev_dbg(bond->dev, "Setting %s as active slave\n",
- new_active->dev->name);
+ slave_dbg(bond->dev, new_active->dev, "Setting as active slave\n");
bond_change_active_slave(bond, new_active);
} else {
- netdev_err(bond->dev, "Could not set %s as active slave; either %s is down or the link is down\n",
- new_active->dev->name,
- new_active->dev->name);
+ slave_err(bond->dev, new_active->dev, "Could not set as active slave; either %s is down or the link is down\n",
+ new_active->dev->name);
ret = -EINVAL;
}
}
@@ -850,6 +866,9 @@
if (bond->params.downdelay)
netdev_dbg(bond->dev, "Note: Updating downdelay (to %d) since it is a multiple of the miimon value\n",
bond->params.downdelay * bond->params.miimon);
+ if (bond->params.peer_notif_delay)
+ netdev_dbg(bond->dev, "Note: Updating peer_notif_delay (to %d) since it is a multiple of the miimon value\n",
+ bond->params.peer_notif_delay * bond->params.miimon);
if (newval->value && bond->params.arp_interval) {
netdev_dbg(bond->dev, "MII monitoring cannot be used with ARP monitoring - disabling ARP monitoring...\n");
bond->params.arp_interval = 0;
@@ -873,52 +892,59 @@
return 0;
}
-/* Set up and down delays. These must be multiples of the
- * MII monitoring value, and are stored internally as the multiplier.
- * Thus, we must translate to MS for the real world.
+/* Set up, down and peer notification delays. These must be multiples
+ * of the MII monitoring value, and are stored internally as the
+ * multiplier. Thus, we must translate to MS for the real world.
*/
-static int bond_option_updelay_set(struct bonding *bond,
- const struct bond_opt_value *newval)
+static int _bond_option_delay_set(struct bonding *bond,
+ const struct bond_opt_value *newval,
+ const char *name,
+ int *target)
{
int value = newval->value;
if (!bond->params.miimon) {
- netdev_err(bond->dev, "Unable to set up delay as MII monitoring is disabled\n");
+ netdev_err(bond->dev, "Unable to set %s as MII monitoring is disabled\n",
+ name);
return -EPERM;
}
if ((value % bond->params.miimon) != 0) {
- netdev_warn(bond->dev, "up delay (%d) is not a multiple of miimon (%d), updelay rounded to %d ms\n",
+ netdev_warn(bond->dev,
+ "%s (%d) is not a multiple of miimon (%d), value rounded to %d ms\n",
+ name,
value, bond->params.miimon,
(value / bond->params.miimon) *
bond->params.miimon);
}
- bond->params.updelay = value / bond->params.miimon;
- netdev_dbg(bond->dev, "Setting up delay to %d\n",
- bond->params.updelay * bond->params.miimon);
+ *target = value / bond->params.miimon;
+ netdev_dbg(bond->dev, "Setting %s to %d\n",
+ name,
+ *target * bond->params.miimon);
return 0;
+}
+
+static int bond_option_updelay_set(struct bonding *bond,
+ const struct bond_opt_value *newval)
+{
+ return _bond_option_delay_set(bond, newval, "up delay",
+ &bond->params.updelay);
}
static int bond_option_downdelay_set(struct bonding *bond,
const struct bond_opt_value *newval)
{
- int value = newval->value;
+ return _bond_option_delay_set(bond, newval, "down delay",
+ &bond->params.downdelay);
+}
- if (!bond->params.miimon) {
- netdev_err(bond->dev, "Unable to set down delay as MII monitoring is disabled\n");
- return -EPERM;
- }
- if ((value % bond->params.miimon) != 0) {
- netdev_warn(bond->dev, "down delay (%d) is not a multiple of miimon (%d), delay rounded to %d ms\n",
- value, bond->params.miimon,
- (value / bond->params.miimon) *
- bond->params.miimon);
- }
- bond->params.downdelay = value / bond->params.miimon;
- netdev_dbg(bond->dev, "Setting down delay to %d\n",
- bond->params.downdelay * bond->params.miimon);
-
- return 0;
+static int bond_option_peer_notif_delay_set(struct bonding *bond,
+ const struct bond_opt_value *newval)
+{
+ int ret = _bond_option_delay_set(bond, newval,
+ "peer notification delay",
+ &bond->params.peer_notif_delay);
+ return ret;
}
static int bond_option_use_carrier_set(struct bonding *bond,
@@ -1136,8 +1162,7 @@
bond_for_each_slave(bond, slave, iter) {
if (strncmp(slave->dev->name, primary, IFNAMSIZ) == 0) {
- netdev_dbg(bond->dev, "Setting %s as primary slave\n",
- slave->dev->name);
+ slave_dbg(bond->dev, slave->dev, "Setting as primary slave\n");
rcu_assign_pointer(bond->primary_slave, slave);
strcpy(bond->params.primary, slave->dev->name);
bond->force_primary = true;
@@ -1154,8 +1179,8 @@
strncpy(bond->params.primary, primary, IFNAMSIZ);
bond->params.primary[IFNAMSIZ - 1] = 0;
- netdev_dbg(bond->dev, "Recording %s as primary, but it has not been enslaved to %s yet\n",
- primary, bond->dev->name);
+ netdev_dbg(bond->dev, "Recording %s as primary, but it has not been enslaved yet\n",
+ primary);
out:
unblock_netpoll_tx();
@@ -1368,6 +1393,7 @@
sscanf(newval->string, "%16s", command); /* IFNAMSIZ*/
ifname = command + 1;
if ((strlen(command) <= 1) ||
+ (command[0] != '+' && command[0] != '-') ||
!dev_valid_name(ifname))
goto err_no_cmd;
@@ -1381,16 +1407,17 @@
switch (command[0]) {
case '+':
- netdev_dbg(bond->dev, "Adding slave %s\n", dev->name);
+ slave_dbg(bond->dev, dev, "Enslaving interface\n");
ret = bond_enslave(bond->dev, dev, NULL);
break;
case '-':
- netdev_dbg(bond->dev, "Removing slave %s\n", dev->name);
+ slave_dbg(bond->dev, dev, "Releasing interface\n");
ret = bond_release(bond->dev, dev);
break;
default:
+ /* should not run here. */
goto err_no_cmd;
}
@@ -1449,7 +1476,7 @@
return 0;
err:
- netdev_err(bond->dev, "Invalid MAC address.\n");
+ netdev_err(bond->dev, "Invalid ad_actor_system MAC address.\n");
return -EINVAL;
}
--
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