From 482d2e9c1cc7c0e154464e3e052db09e5e62541f Mon Sep 17 00:00:00 2001 From: Peng Li Date: Fri, 22 Dec 2017 12:21:40 +0800 Subject: [PATCH] net: hns3: add support to query tqps number This patch adds the support to query tqps number for PF driver by using ehtool -l command. Signed-off-by: Peng Li Signed-off-by: Mingguang Qu Signed-off-by: David S. Miller --- drivers/net/ethernet/hisilicon/hns3/hnae3.h | 2 ++ drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 10 ++++++++++ .../net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 21 +++++++++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index a9e2b32834c5..d8877215723d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -386,6 +386,8 @@ struct hnae3_ae_ops { u16 vlan, u8 qos, __be16 proto); void (*reset_event)(struct hnae3_handle *handle, enum hnae3_reset_type reset); + void (*get_channels)(struct hnae3_handle *handle, + struct ethtool_channels *ch); }; struct hnae3_dcb_ops { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index 65a69b439457..23af36c21568 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -849,6 +849,15 @@ static int hns3_nway_reset(struct net_device *netdev) return genphy_restart_aneg(phy); } +void hns3_get_channels(struct net_device *netdev, + struct ethtool_channels *ch) +{ + struct hnae3_handle *h = hns3_get_handle(netdev); + + if (h->ae_algo->ops->get_channels) + h->ae_algo->ops->get_channels(h, ch); +} + static const struct ethtool_ops hns3vf_ethtool_ops = { .get_drvinfo = hns3_get_drvinfo, .get_ringparam = hns3_get_ringparam, @@ -883,6 +892,7 @@ static const struct ethtool_ops hns3_ethtool_ops = { .get_link_ksettings = hns3_get_link_ksettings, .set_link_ksettings = hns3_set_link_ksettings, .nway_reset = hns3_nway_reset, + .get_channels = hns3_get_channels, }; void hns3_ethtool_set_ops(struct net_device *netdev) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index e97fd6654e5e..a3101bcc33dd 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5002,6 +5002,26 @@ static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev) ae_dev->priv = NULL; } +static u32 hclge_get_max_channels(struct hnae3_handle *handle) +{ + struct hnae3_knic_private_info *kinfo = &handle->kinfo; + struct hclge_vport *vport = hclge_get_vport(handle); + struct hclge_dev *hdev = vport->back; + + return min_t(u32, hdev->rss_size_max * kinfo->num_tc, hdev->num_tqps); +} + +static void hclge_get_channels(struct hnae3_handle *handle, + struct ethtool_channels *ch) +{ + struct hclge_vport *vport = hclge_get_vport(handle); + + ch->max_combined = hclge_get_max_channels(handle); + ch->other_count = 1; + ch->max_other = 1; + ch->combined_count = vport->alloc_tqps; +} + static const struct hnae3_ae_ops hclge_ops = { .init_ae_dev = hclge_init_ae_dev, .uninit_ae_dev = hclge_uninit_ae_dev, @@ -5046,6 +5066,7 @@ static const struct hnae3_ae_ops hclge_ops = { .set_vlan_filter = hclge_set_port_vlan_filter, .set_vf_vlan_filter = hclge_set_vf_vlan_filter, .reset_event = hclge_reset_event, + .get_channels = hclge_get_channels, }; static struct hnae3_ae_algo ae_algo = { -- 2.11.0