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Subject[PATCH V3 net-next 01/17] net: hns3: add support to query tqps number
Date
This patch adds the support to query tqps number for PF driver
by using ehtool -l command.

Signed-off-by: qumingguang <qumingguang@huawei.com>
Signed-off-by: Lipeng <lipeng321@huawei.com>
---
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 a9e2b32..d887721 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 65a69b4..23af36c 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 int hns3_nway_reset(struct net_device *netdev)
.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 e97fd66..a3101bc 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 void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)
.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 = {
--
1.9.1
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