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Message-ID: <20211202083603.25176-9-huangguangbin2@huawei.com>
Date: Thu, 2 Dec 2021 16:36:02 +0800
From: Guangbin Huang <huangguangbin2@...wei.com>
To: <davem@...emloft.net>, <kuba@...nel.org>, <wangjie125@...wei.com>
CC: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<lipeng321@...wei.com>, <huangguangbin2@...wei.com>,
<chenhao288@...ilicon.com>
Subject: [PATCH net-next 8/9] net: hns3: refactor function hclge_set_channels()
From: Jie Wang <wangjie125@...wei.com>
Currently hclge_set_channels() is a bit long. Refactor it by extracting
sub process to improve the readability.
Signed-off-by: Jie Wang <wangjie125@...wei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@...wei.com>
---
.../hisilicon/hns3/hns3pf/hclge_main.c | 46 +++++++++++--------
1 file changed, 28 insertions(+), 18 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 996ba57b8155..7d3a4dc793c7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -12347,19 +12347,42 @@ static void hclge_get_tqps_and_rss_info(struct hnae3_handle *handle,
*max_rss_size = hdev->pf_rss_size_max;
}
+static int hclge_set_rss_tc_mode_cfg(struct hnae3_handle *handle)
+{
+ struct hclge_vport *vport = hclge_get_vport(handle);
+ u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
+ struct hclge_dev *hdev = vport->back;
+ u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
+ u16 tc_valid[HCLGE_MAX_TC_NUM];
+ u16 roundup_size;
+ unsigned int i;
+
+ roundup_size = roundup_pow_of_two(vport->nic.kinfo.rss_size);
+ roundup_size = ilog2(roundup_size);
+ /* Set the RSS TC mode according to the new RSS size */
+ for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
+ tc_valid[i] = 0;
+
+ if (!(hdev->hw_tc_map & BIT(i)))
+ continue;
+
+ tc_valid[i] = 1;
+ tc_size[i] = roundup_size;
+ tc_offset[i] = vport->nic.kinfo.rss_size * i;
+ }
+
+ return hclge_set_rss_tc_mode(hdev, tc_valid, tc_size, tc_offset);
+}
+
static int hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num,
bool rxfh_configured)
{
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
struct hclge_vport *vport = hclge_get_vport(handle);
struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
- u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
struct hclge_dev *hdev = vport->back;
- u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
u16 cur_rss_size = kinfo->rss_size;
u16 cur_tqps = kinfo->num_tqps;
- u16 tc_valid[HCLGE_MAX_TC_NUM];
- u16 roundup_size;
u32 *rss_indir;
unsigned int i;
int ret;
@@ -12372,20 +12395,7 @@ static int hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num,
return ret;
}
- roundup_size = roundup_pow_of_two(kinfo->rss_size);
- roundup_size = ilog2(roundup_size);
- /* Set the RSS TC mode according to the new RSS size */
- for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
- tc_valid[i] = 0;
-
- if (!(hdev->hw_tc_map & BIT(i)))
- continue;
-
- tc_valid[i] = 1;
- tc_size[i] = roundup_size;
- tc_offset[i] = kinfo->rss_size * i;
- }
- ret = hclge_set_rss_tc_mode(hdev, tc_valid, tc_size, tc_offset);
+ ret = hclge_set_rss_tc_mode_cfg(handle);
if (ret)
return ret;
--
2.33.0
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