diff options
| author | Thibaut VARENE <hacks@slashdirt.org> | 2017-08-04 12:28:56 +0200 |
|---|---|---|
| committer | John Crispin <john@phrozen.org> | 2017-09-01 09:30:35 +0200 |
| commit | 4ddbc43cc15c2fa128a2f169964ef7eb508cf2c5 (patch) | |
| tree | f2d7805f672368386a0de47ec10ad00956fc3074 /target/linux | |
| parent | 4d8a66d9346373c2a7fcac5bdae3f662a9dbd9df (diff) | |
| download | upstream-4ddbc43cc15c2fa128a2f169964ef7eb508cf2c5.tar.gz upstream-4ddbc43cc15c2fa128a2f169964ef7eb508cf2c5.tar.bz2 upstream-4ddbc43cc15c2fa128a2f169964ef7eb508cf2c5.zip | |
generic: provide get_port_stats() on adm6996 switches
This patch provides a generic switch_dev_ops 'get_port_stats()' callback by
taping into the relevant port MIB counters.
This callback is used by swconfig_leds led trigger to blink LEDs with port
network traffic.
Signed-off-by: Thibaut VARENE <hacks@slashdirt.org>
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/adm6996.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/adm6996.c b/target/linux/generic/files/drivers/net/phy/adm6996.c index d9ea828929..42928bab07 100644 --- a/target/linux/generic/files/drivers/net/phy/adm6996.c +++ b/target/linux/generic/files/drivers/net/phy/adm6996.c @@ -112,6 +112,9 @@ static const struct adm6996_mib_desc adm6996_mibs[] = { MIB_DESC(ADM_CL30, "Error"), }; +#define ADM6996_MIB_RXB_ID 1 +#define ADM6996_MIB_TXB_ID 3 + static inline u16 r16(struct adm6996_priv *priv, enum admreg reg) { @@ -888,6 +891,34 @@ adm6996_sw_get_port_mib(struct switch_dev *dev, return 0; } +static int +adm6996_get_port_stats(struct switch_dev *dev, int port, + struct switch_port_stats *stats) +{ + struct adm6996_priv *priv = to_adm(dev); + int id; + u32 reg = 0; + + if (port >= ADM_NUM_PORTS) + return -EINVAL; + + mutex_lock(&priv->mib_lock); + + id = ADM6996_MIB_TXB_ID; + reg = r16(priv, adm6996_mibs[id].offset + ADM_OFFSET_PORT(port)); + reg += r16(priv, adm6996_mibs[id].offset + ADM_OFFSET_PORT(port) + 1) << 16; + stats->tx_bytes = reg; + + id = ADM6996_MIB_RXB_ID; + reg = r16(priv, adm6996_mibs[id].offset + ADM_OFFSET_PORT(port)); + reg += r16(priv, adm6996_mibs[id].offset + ADM_OFFSET_PORT(port) + 1) << 16; + stats->rx_bytes = reg; + + mutex_unlock(&priv->mib_lock); + + return 0; +} + static struct switch_attr adm6996_globals[] = { { .type = SWITCH_TYPE_INT, @@ -956,6 +987,7 @@ static struct switch_dev_ops adm6996_ops = { .apply_config = adm6996_hw_apply, .reset_switch = adm6996_reset_switch, .get_port_link = adm6996_get_port_link, + .get_port_stats = adm6996_get_port_stats, }; static int adm6996_switch_init(struct adm6996_priv *priv, const char *alias, struct net_device *netdev) |