diff options
| author | Robert-Ionut Alexa <robert-ionut.alexa@nxp.com> | 2022-10-18 17:18:52 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-10-24 11:22:11 +0300 |
| commit | 095174dafc74c392673ad73de750833804016da7 (patch) | |
| tree | 2b0abcfb51261d977e2957d4a4cc1c7861d55a25 /drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c | |
| parent | 3313206827678f6f036eca601a51f6c4524b559a (diff) | |
| download | linux-095174dafc74c392673ad73de750833804016da7.tar.xz | |
net: dpaa2-eth: add support for multiple buffer pools per DPNI
This patch allows the configuration of multiple buffer pools associated
with a single DPNI object, each distinct DPBP object not necessarily
shared among all queues.
The user can interogate both the number of buffer pools and the buffer
count in each buffer pool by using the .get_ethtool_stats() callback.
Signed-off-by: Robert-Ionut Alexa <robert-ionut.alexa@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c index 46b493892f3b..32a38a03db57 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ethtool.c @@ -241,9 +241,9 @@ static void dpaa2_eth_get_ethtool_stats(struct net_device *net_dev, u32 bcnt_rx_total = 0, bcnt_tx_total = 0; struct dpaa2_eth_ch_stats *ch_stats; struct dpaa2_eth_drv_stats *extras; + u32 buf_cnt, buf_cnt_total = 0; int j, k, err, num_cnt, i = 0; u32 fcnt, bcnt; - u32 buf_cnt; memset(data, 0, sizeof(u64) * (DPAA2_ETH_NUM_STATS + DPAA2_ETH_NUM_EXTRA_STATS)); @@ -305,12 +305,15 @@ static void dpaa2_eth_get_ethtool_stats(struct net_device *net_dev, *(data + i++) = fcnt_tx_total; *(data + i++) = bcnt_tx_total; - err = dpaa2_io_query_bp_count(NULL, priv->bpid, &buf_cnt); - if (err) { - netdev_warn(net_dev, "Buffer count query error %d\n", err); - return; + for (j = 0; j < priv->num_bps; j++) { + err = dpaa2_io_query_bp_count(NULL, priv->bp[j]->bpid, &buf_cnt); + if (err) { + netdev_warn(net_dev, "Buffer count query error %d\n", err); + return; + } + buf_cnt_total += buf_cnt; } - *(data + i++) = buf_cnt; + *(data + i++) = buf_cnt_total; if (dpaa2_eth_has_mac(priv)) dpaa2_mac_get_ethtool_stats(priv->mac, data + i); |