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net: hns3: refactor function hclge_set_channels()

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Currently  hclge_set_channels() is a bit long. Refactor it by extracting
sub process to improve the readability.

Signed-off-by: Jie Wang <wangjie125@huawei.com>
Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jie Wang 2021-12-02 16:36:02 +08:00 committed by David S. Miller
parent 673b35b6a5
commit 358e3edb31
1 changed files with 28 additions and 18 deletions
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46
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
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@ -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;