From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c | 97 +++++++++++++++++++++++++-----------------------
1 files changed, 51 insertions(+), 46 deletions(-)
diff --git a/kernel/drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c b/kernel/drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c
index 926a0c0..ace4a6d 100644
--- a/kernel/drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c
+++ b/kernel/drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c
@@ -12,7 +12,7 @@
static struct {
enum dpsw_counter id;
char name[ETH_GSTRING_LEN];
-} ethsw_ethtool_counters[] = {
+} dpaa2_switch_ethtool_counters[] = {
{DPSW_CNT_ING_FRAME, "rx frames"},
{DPSW_CNT_ING_BYTE, "rx bytes"},
{DPSW_CNT_ING_FLTR_FRAME, "rx filtered frames"},
@@ -27,10 +27,10 @@
};
-#define ETHSW_NUM_COUNTERS ARRAY_SIZE(ethsw_ethtool_counters)
+#define DPAA2_SWITCH_NUM_COUNTERS ARRAY_SIZE(dpaa2_switch_ethtool_counters)
-static void ethsw_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *drvinfo)
+static void dpaa2_switch_get_drvinfo(struct net_device *netdev,
+ struct ethtool_drvinfo *drvinfo)
{
struct ethsw_port_priv *port_priv = netdev_priv(netdev);
u16 version_major, version_minor;
@@ -53,8 +53,8 @@
}
static int
-ethsw_get_link_ksettings(struct net_device *netdev,
- struct ethtool_link_ksettings *link_ksettings)
+dpaa2_switch_get_link_ksettings(struct net_device *netdev,
+ struct ethtool_link_ksettings *link_ksettings)
{
struct ethsw_port_priv *port_priv = netdev_priv(netdev);
struct dpsw_link_state state = {0};
@@ -65,7 +65,7 @@
port_priv->idx,
&state);
if (err) {
- netdev_err(netdev, "ERROR %d getting link state", err);
+ netdev_err(netdev, "ERROR %d getting link state\n", err);
goto out;
}
@@ -84,22 +84,25 @@
}
static int
-ethsw_set_link_ksettings(struct net_device *netdev,
- const struct ethtool_link_ksettings *link_ksettings)
+dpaa2_switch_set_link_ksettings(struct net_device *netdev,
+ const struct ethtool_link_ksettings *link_ksettings)
{
struct ethsw_port_priv *port_priv = netdev_priv(netdev);
+ struct ethsw_core *ethsw = port_priv->ethsw_data;
struct dpsw_link_cfg cfg = {0};
- int err = 0;
+ bool if_running;
+ int err = 0, ret;
- netdev_dbg(netdev, "Setting link parameters...");
-
- /* Due to a temporary MC limitation, the DPSW port must be down
- * in order to be able to change link settings. Taking steps to let
- * the user know that.
- */
- if (netif_running(netdev)) {
- netdev_info(netdev, "Sorry, interface must be brought down first.\n");
- return -EACCES;
+ /* Interface needs to be down to change link settings */
+ if_running = netif_running(netdev);
+ if (if_running) {
+ err = dpsw_if_disable(ethsw->mc_io, 0,
+ ethsw->dpsw_handle,
+ port_priv->idx);
+ if (err) {
+ netdev_err(netdev, "dpsw_if_disable err %d\n", err);
+ return err;
+ }
}
cfg.rate = link_ksettings->base.speed;
@@ -116,67 +119,69 @@
port_priv->ethsw_data->dpsw_handle,
port_priv->idx,
&cfg);
- if (err)
- /* ethtool will be loud enough if we return an error; no point
- * in putting our own error message on the console by default
- */
- netdev_dbg(netdev, "ERROR %d setting link cfg", err);
+ if (if_running) {
+ ret = dpsw_if_enable(ethsw->mc_io, 0,
+ ethsw->dpsw_handle,
+ port_priv->idx);
+ if (ret) {
+ netdev_err(netdev, "dpsw_if_enable err %d\n", ret);
+ return ret;
+ }
+ }
return err;
}
-static int ethsw_ethtool_get_sset_count(struct net_device *dev, int sset)
+static int dpaa2_switch_ethtool_get_sset_count(struct net_device *dev, int sset)
{
switch (sset) {
case ETH_SS_STATS:
- return ETHSW_NUM_COUNTERS;
+ return DPAA2_SWITCH_NUM_COUNTERS;
default:
return -EOPNOTSUPP;
}
}
-static void ethsw_ethtool_get_strings(struct net_device *netdev,
- u32 stringset, u8 *data)
+static void dpaa2_switch_ethtool_get_strings(struct net_device *netdev,
+ u32 stringset, u8 *data)
{
int i;
switch (stringset) {
case ETH_SS_STATS:
- for (i = 0; i < ETHSW_NUM_COUNTERS; i++)
+ for (i = 0; i < DPAA2_SWITCH_NUM_COUNTERS; i++)
memcpy(data + i * ETH_GSTRING_LEN,
- ethsw_ethtool_counters[i].name, ETH_GSTRING_LEN);
+ dpaa2_switch_ethtool_counters[i].name,
+ ETH_GSTRING_LEN);
break;
}
}
-static void ethsw_ethtool_get_stats(struct net_device *netdev,
- struct ethtool_stats *stats,
- u64 *data)
+static void dpaa2_switch_ethtool_get_stats(struct net_device *netdev,
+ struct ethtool_stats *stats,
+ u64 *data)
{
struct ethsw_port_priv *port_priv = netdev_priv(netdev);
int i, err;
- memset(data, 0,
- sizeof(u64) * ETHSW_NUM_COUNTERS);
-
- for (i = 0; i < ETHSW_NUM_COUNTERS; i++) {
+ for (i = 0; i < DPAA2_SWITCH_NUM_COUNTERS; i++) {
err = dpsw_if_get_counter(port_priv->ethsw_data->mc_io, 0,
port_priv->ethsw_data->dpsw_handle,
port_priv->idx,
- ethsw_ethtool_counters[i].id,
+ dpaa2_switch_ethtool_counters[i].id,
&data[i]);
if (err)
netdev_err(netdev, "dpsw_if_get_counter[%s] err %d\n",
- ethsw_ethtool_counters[i].name, err);
+ dpaa2_switch_ethtool_counters[i].name, err);
}
}
-const struct ethtool_ops ethsw_port_ethtool_ops = {
- .get_drvinfo = ethsw_get_drvinfo,
+const struct ethtool_ops dpaa2_switch_port_ethtool_ops = {
+ .get_drvinfo = dpaa2_switch_get_drvinfo,
.get_link = ethtool_op_get_link,
- .get_link_ksettings = ethsw_get_link_ksettings,
- .set_link_ksettings = ethsw_set_link_ksettings,
- .get_strings = ethsw_ethtool_get_strings,
- .get_ethtool_stats = ethsw_ethtool_get_stats,
- .get_sset_count = ethsw_ethtool_get_sset_count,
+ .get_link_ksettings = dpaa2_switch_get_link_ksettings,
+ .set_link_ksettings = dpaa2_switch_set_link_ksettings,
+ .get_strings = dpaa2_switch_ethtool_get_strings,
+ .get_ethtool_stats = dpaa2_switch_ethtool_get_stats,
+ .get_sset_count = dpaa2_switch_ethtool_get_sset_count,
};
--
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