From: Salil Mehta <salil.mehta@huawei.com>
To: <davem@davemloft.net>
Cc: <salil.mehta@huawei.com>, <yisen.zhuang@huawei.com>,
<lipeng321@huawei.com>, <mehta.salil@opnsrc.net>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-rdma@vger.kernel.org>, <linuxarm@huawei.com>
Subject: [PATCH V2 net-next 3/5] net: hns3: Add support for ethtool -K to enable/disable HW GRO
Date: Thu, 15 Nov 2018 09:29:23 +0000 [thread overview]
Message-ID: <20181115092925.11812-4-salil.mehta@huawei.com> (raw)
In-Reply-To: <20181115092925.11812-1-salil.mehta@huawei.com>
From: Peng Li <lipeng321@huawei.com>
This patch adds support of ethtool -K to enable/disable
hardware GRO in HNS3 PF/VF driver.
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
---
drivers/net/ethernet/hisilicon/hns3/hnae3.h | 3 +++
drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 13 ++++++++++++-
.../net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 9 +++++++++
.../ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c | 8 ++++++++
4 files changed, 32 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 21d934b7a2a3..1746172ffbf7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -305,6 +305,8 @@ struct hnae3_ae_dev {
* Set vlan filter config of vf
* enable_hw_strip_rxvtag()
* Enable/disable hardware strip vlan tag of packets received
+ * set_gro_en
+ * Enable/disable HW GRO
*/
struct hnae3_ae_ops {
int (*init_ae_dev)(struct hnae3_ae_dev *ae_dev);
@@ -449,6 +451,7 @@ struct hnae3_ae_ops {
bool (*get_hw_reset_stat)(struct hnae3_handle *handle);
bool (*ae_dev_resetting)(struct hnae3_handle *handle);
unsigned long (*ae_dev_reset_cnt)(struct hnae3_handle *handle);
+ int (*set_gro_en)(struct hnae3_handle *handle, int enable);
};
struct hnae3_dcb_ops {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index d8c5e1198670..860067898471 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -1345,6 +1345,15 @@ static int hns3_nic_set_features(struct net_device *netdev,
priv->ops.maybe_stop_tx = hns3_nic_maybe_stop_tx;
}
+ if (changed & (NETIF_F_GRO_HW) && h->ae_algo->ops->set_gro_en) {
+ if (features & NETIF_F_GRO_HW)
+ ret = h->ae_algo->ops->set_gro_en(h, true);
+ else
+ ret = h->ae_algo->ops->set_gro_en(h, false);
+ if (ret)
+ return ret;
+ }
+
if ((changed & NETIF_F_HW_VLAN_CTAG_FILTER) &&
h->ae_algo->ops->enable_vlan_filter) {
if (features & NETIF_F_HW_VLAN_CTAG_FILTER)
@@ -1929,7 +1938,9 @@ static void hns3_set_default_feature(struct net_device *netdev)
NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_SCTP_CRC;
if (pdev->revision >= 0x21) {
- netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
+ netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER |
+ NETIF_F_GRO_HW;
+ netdev->features |= NETIF_F_GRO_HW;
if (!(h->flags & HNAE3_SUPPORT_VF)) {
netdev->hw_features |= NETIF_F_NTUPLE;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 3f8bd11d0824..eb6b6a5f744f 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -7667,6 +7667,14 @@ static void hclge_get_link_mode(struct hnae3_handle *handle,
}
}
+static int hclge_gro_en(struct hnae3_handle *handle, int enable)
+{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ struct hclge_dev *hdev = vport->back;
+
+ return hclge_config_gro(hdev, enable);
+}
+
static const struct hnae3_ae_ops hclge_ops = {
.init_ae_dev = hclge_init_ae_dev,
.uninit_ae_dev = hclge_uninit_ae_dev,
@@ -7738,6 +7746,7 @@ static const struct hnae3_ae_ops hclge_ops = {
.get_hw_reset_stat = hclge_get_hw_reset_stat,
.ae_dev_resetting = hclge_ae_dev_resetting,
.ae_dev_reset_cnt = hclge_ae_dev_reset_cnt,
+ .set_gro_en = hclge_gro_en,
};
static struct hnae3_ae_algo ae_algo = {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 2e889b829976..e27d6fa85a74 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2368,6 +2368,13 @@ void hclgevf_update_speed_duplex(struct hclgevf_dev *hdev, u32 speed,
hdev->hw.mac.duplex = duplex;
}
+static int hclgevf_gro_en(struct hnae3_handle *handle, int enable)
+{
+ struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle);
+
+ return hclgevf_config_gro(hdev, enable);
+}
+
static void hclgevf_get_media_type(struct hnae3_handle *handle,
u8 *media_type)
{
@@ -2442,6 +2449,7 @@ static const struct hnae3_ae_ops hclgevf_ops = {
.get_hw_reset_stat = hclgevf_get_hw_reset_stat,
.ae_dev_resetting = hclgevf_ae_dev_resetting,
.ae_dev_reset_cnt = hclgevf_ae_dev_reset_cnt,
+ .set_gro_en = hclgevf_gro_en,
};
static struct hnae3_ae_algo ae_algovf = {
--
2.17.1
next prev parent reply other threads:[~2018-11-15 9:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-15 9:29 [PATCH V2 net-next 0/5] net: hns3: Add support of hardware GRO to HNS3 Driver Salil Mehta
2018-11-15 9:29 ` [PATCH V2 net-next 1/5] net: hns3: Enable HW GRO for Rev B(=0x21) HNS3 hardware Salil Mehta
2018-11-15 9:29 ` [PATCH V2 net-next 2/5] net: hns3: Add handling of GRO Pkts not fully RX'ed in NAPI poll Salil Mehta
2018-11-15 9:29 ` Salil Mehta [this message]
2018-11-15 9:29 ` [PATCH V2 net-next 4/5] net: hns3: Add skb chain when num of RX buf exceeds MAX_SKB_FRAGS Salil Mehta
2018-11-15 9:29 ` [PATCH V2 net-next 5/5] net: hns3: Adds GRO params to SKB for the stack Salil Mehta
2018-11-15 17:46 ` [PATCH V2 net-next 0/5] net: hns3: Add support of hardware GRO to HNS3 Driver David Miller
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