kernel/patches/0472-net-hns3-refactor-function-hclge_parse_capability.patch
2023-11-17 14:19:46 +08:00

116 lines
4.8 KiB
Diff

From 2c1767861d169a2f9099a9bc1e1b5f22e09fbcbd Mon Sep 17 00:00:00 2001
From: Guangbin Huang <huangguangbin2@huawei.com>
Date: Tue, 28 Sep 2021 11:52:03 +0800
Subject: [PATCH 111/283] net: hns3: refactor function hclge_parse_capability()
mainline inclusion
from mainline-v5.15-rc1
commit e1d93bc6ef3bf497675f9ac2b35b79c48577b970
category: feature
bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8EMYT
CVE: NA
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e1d93bc6ef3bf497675f9ac2b35b79c48577b970
----------------------------------------------------------------------
The function hclge_parse_capability() uses too many if statement, and
it may add more in the future. To improve code readability, maintainability
and simplicity, refactor this function by using a bit mapping array of IMP
capabilities and driver capabilities.
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Reviewed-by: Yongxin Li <liyongxin1@huawei.com>
Signed-off-by: Junxin Chen <chenjunxin1@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: Xiaodong Li <lixiaodong67@huawei.com>
Conflicts:
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
---
.../hisilicon/hns3/hns3pf/hclge_cmd.c | 43 ++++++++++---------
.../hisilicon/hns3/hns3pf/hclge_cmd.h | 6 +++
2 files changed, 28 insertions(+), 21 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
index 26e9d03da720..1471330ee5d9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.c
@@ -373,33 +373,34 @@ static void hclge_set_default_capability(struct hclge_dev *hdev)
set_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps);
}
+const struct hclge_caps_bit_map hclge_cmd_caps_bit_map0[] = {
+ {HCLGE_CAP_UDP_GSO_B, HNAE3_DEV_SUPPORT_UDP_GSO_B},
+ {HCLGE_CAP_PTP_B, HNAE3_DEV_SUPPORT_PTP_B},
+ {HCLGE_CAP_INT_QL_B, HNAE3_DEV_SUPPORT_INT_QL_B},
+ {HCLGE_CAP_TQP_TXRX_INDEP_B, HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B},
+ {HCLGE_CAP_HW_TX_CSUM_B, HNAE3_DEV_SUPPORT_HW_TX_CSUM_B},
+ {HCLGE_CAP_UDP_TUNNEL_CSUM_B, HNAE3_DEV_SUPPORT_UDP_TUNNEL_CSUM_B},
+ {HCLGE_CAP_FD_FORWARD_TC_B, HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B},
+ {HCLGE_CAP_FEC_B, HNAE3_DEV_SUPPORT_FEC_B},
+ {HCLGE_CAP_PAUSE_B, HNAE3_DEV_SUPPORT_PAUSE_B},
+ {HCLGE_CAP_PHY_IMP_B, HNAE3_DEV_SUPPORT_PHY_IMP_B},
+ {HCLGE_CAP_RAS_IMP_B, HNAE3_DEV_SUPPORT_RAS_IMP_B},
+ {HCLGE_CAP_RXD_ADV_LAYOUT_B, HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B},
+ {HCLGE_CAP_PORT_VLAN_BYPASS_B, HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B},
+ {HCLGE_CAP_PORT_VLAN_BYPASS_B, HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B},
+};
+
static void hclge_parse_capability(struct hclge_dev *hdev,
struct hclge_query_version_cmd *cmd)
{
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
- u32 caps;
+ u32 caps, i;
caps = __le32_to_cpu(cmd->caps[0]);
- if (hnae3_get_bit(caps, HCLGE_CAP_UDP_GSO_B))
- set_bit(HNAE3_DEV_SUPPORT_UDP_GSO_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_PTP_B))
- set_bit(HNAE3_DEV_SUPPORT_PTP_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_INT_QL_B))
- set_bit(HNAE3_DEV_SUPPORT_INT_QL_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_TQP_TXRX_INDEP_B))
- set_bit(HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_HW_TX_CSUM_B))
- set_bit(HNAE3_DEV_SUPPORT_HW_TX_CSUM_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_PHY_IMP_B))
- set_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_RAS_IMP_B))
- set_bit(HNAE3_DEV_SUPPORT_RAS_IMP_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_RXD_ADV_LAYOUT_B))
- set_bit(HNAE3_DEV_SUPPORT_RXD_ADV_LAYOUT_B, ae_dev->caps);
- if (hnae3_get_bit(caps, HCLGE_CAP_PORT_VLAN_BYPASS_B)) {
- set_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, ae_dev->caps);
- set_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps);
- }
+ for (i = 0; i < ARRAY_SIZE(hclge_cmd_caps_bit_map0); i++)
+ if (hnae3_get_bit(caps, hclge_cmd_caps_bit_map0[i].imp_bit))
+ set_bit(hclge_cmd_caps_bit_map0[i].local_bit,
+ ae_dev->caps);
}
static enum hclge_cmd_status
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 71aaca36e5ea..578217ff9706 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -1229,6 +1229,12 @@ struct hclge_phy_reg_cmd {
u8 rsv1[18];
};
+/* capabilities bits map between imp firmware and local driver */
+struct hclge_caps_bit_map {
+ u16 imp_bit;
+ u16 local_bit;
+};
+
int hclge_cmd_init(struct hclge_dev *hdev);
static inline void hclge_write_reg(void __iomem *base, u32 reg, u32 value)
{
--
2.34.1