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| author |   Julian Wiedmann <jwi@linux.ibm.com> | 2019-02-15 19:22:30 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-02-15 20:35:30 -0800 |
| commit | 1b4d5e1c617e7c11a0461470122ab7723f99906c (patch) | |
| tree | 8617b7f4d57e077ee95db4f70ba0e1c976f502eb /drivers/s390 | |
| parent | s390/qeth: overhaul ethtool statistics (diff) | |
| download | linux-dev-1b4d5e1c617e7c11a0461470122ab7723f99906c.tar.xz linux-dev-1b4d5e1c617e7c11a0461470122ab7723f99906c.zip | |
s390/qeth: add support for ETHTOOL_GRINGPARAM
Implement a trivial callback that exposes the queue sizes.
Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/net/qeth_ethtool.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_ethtool.c b/drivers/s390/net/qeth_ethtool.c index 9ce5ef5fcf7a..93a53fed4cf8 100644 --- a/drivers/s390/net/qeth_ethtool.c +++ b/drivers/s390/net/qeth_ethtool.c @@ -102,6 +102,22 @@ static void qeth_get_ethtool_stats(struct net_device *dev, txq_stats, TXQ_STATS_LEN); } +static void qeth_get_ringparam(struct net_device *dev, + struct ethtool_ringparam *param) +{ + struct qeth_card *card = dev->ml_priv; + + param->rx_max_pending = QDIO_MAX_BUFFERS_PER_Q; + param->rx_mini_max_pending = 0; + param->rx_jumbo_max_pending = 0; + param->tx_max_pending = QDIO_MAX_BUFFERS_PER_Q; + + param->rx_pending = card->qdio.in_buf_pool.buf_count; + param->rx_mini_pending = 0; + param->rx_jumbo_pending = 0; + param->tx_pending = QDIO_MAX_BUFFERS_PER_Q; +} + static void qeth_get_strings(struct net_device *dev, u32 stringset, u8 *data) { struct qeth_card *card = dev->ml_priv; @@ -338,6 +354,7 @@ static int qeth_get_link_ksettings(struct net_device *netdev, const struct ethtool_ops qeth_ethtool_ops = { .get_link = ethtool_op_get_link, + .get_ringparam = qeth_get_ringparam, .get_strings = qeth_get_strings, .get_ethtool_stats = qeth_get_ethtool_stats, .get_sset_count = qeth_get_sset_count, |