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path: root/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
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Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c')
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c53
1 files changed, 35 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 92ddce254ecf..dd8405d841e3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -28,6 +28,8 @@
#define HCLGE_MAC_STATS_FIELD_OFF(f) (offsetof(struct hclge_mac_stats, f))
#define HCLGE_BUF_SIZE_UNIT 256
+#define HCLGE_BUF_MUL_BY 2
+#define HCLGE_BUF_DIV_BY 2
static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps);
static int hclge_init_vlan_config(struct hclge_dev *hdev);
@@ -728,6 +730,8 @@ static int hclge_parse_func_status(struct hclge_dev *hdev,
static int hclge_query_function_status(struct hclge_dev *hdev)
{
+#define HCLGE_QUERY_MAX_CNT 5
+
struct hclge_func_status_cmd *req;
struct hclge_desc desc;
int timeout = 0;
@@ -750,7 +754,7 @@ static int hclge_query_function_status(struct hclge_dev *hdev)
if (req->pf_state)
break;
usleep_range(1000, 2000);
- } while (timeout++ < 5);
+ } while (timeout++ < HCLGE_QUERY_MAX_CNT);
ret = hclge_parse_func_status(hdev, req);
@@ -1662,7 +1666,8 @@ static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev,
aligned_mps = roundup(hdev->mps, HCLGE_BUF_SIZE_UNIT);
if (hnae3_dev_dcb_supported(hdev))
- shared_buf_min = 2 * aligned_mps + hdev->dv_buf_size;
+ shared_buf_min = HCLGE_BUF_MUL_BY * aligned_mps +
+ hdev->dv_buf_size;
else
shared_buf_min = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF
+ hdev->dv_buf_size;
@@ -1680,7 +1685,8 @@ static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev,
if (hnae3_dev_dcb_supported(hdev)) {
buf_alloc->s_buf.self.high = shared_buf - hdev->dv_buf_size;
buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
- - roundup(aligned_mps / 2, HCLGE_BUF_SIZE_UNIT);
+ - roundup(aligned_mps / HCLGE_BUF_DIV_BY,
+ HCLGE_BUF_SIZE_UNIT);
} else {
buf_alloc->s_buf.self.high = aligned_mps +
HCLGE_NON_DCB_ADDITIONAL_BUF;
@@ -1693,9 +1699,9 @@ static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev,
else
hi_thrd = shared_buf - hdev->dv_buf_size;
- hi_thrd = max_t(u32, hi_thrd, 2 * aligned_mps);
+ hi_thrd = max_t(u32, hi_thrd, HCLGE_BUF_MUL_BY * aligned_mps);
hi_thrd = rounddown(hi_thrd, HCLGE_BUF_SIZE_UNIT);
- lo_thrd = hi_thrd - aligned_mps / 2;
+ lo_thrd = hi_thrd - aligned_mps / HCLGE_BUF_DIV_BY;
} else {
hi_thrd = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF;
lo_thrd = aligned_mps;
@@ -1756,12 +1762,13 @@ static bool hclge_rx_buf_calc_all(struct hclge_dev *hdev, bool max,
priv->enable = 1;
if (hdev->tm_info.hw_pfc_map & BIT(i)) {
- priv->wl.low = max ? aligned_mps : 256;
+ priv->wl.low = max ? aligned_mps : HCLGE_BUF_SIZE_UNIT;
priv->wl.high = roundup(priv->wl.low + aligned_mps,
HCLGE_BUF_SIZE_UNIT);
} else {
priv->wl.low = 0;
- priv->wl.high = max ? (aligned_mps * 2) : aligned_mps;
+ priv->wl.high = max ? (aligned_mps * HCLGE_BUF_MUL_BY) :
+ aligned_mps;
}
priv->buf_size = priv->wl.high + hdev->dv_buf_size;
@@ -3213,7 +3220,6 @@ static int hclge_reset_prepare_wait(struct hclge_dev *hdev)
static bool hclge_reset_err_handle(struct hclge_dev *hdev, bool is_timeout)
{
#define MAX_RESET_FAIL_CNT 5
-#define RESET_UPGRADE_DELAY_SEC 10
if (hdev->reset_pending) {
dev_info(&hdev->pdev->dev, "Reset pending %lu\n",
@@ -3238,7 +3244,7 @@ static bool hclge_reset_err_handle(struct hclge_dev *hdev, bool is_timeout)
dev_info(&hdev->pdev->dev, "Upgrade reset level\n");
hclge_clear_reset_cause(hdev);
mod_timer(&hdev->reset_timer,
- jiffies + RESET_UPGRADE_DELAY_SEC * HZ);
+ jiffies + HCLGE_RESET_INTERVAL);
return false;
}
@@ -3382,7 +3388,8 @@ static void hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle)
if (!handle)
handle = &hdev->vport[0].nic;
- if (time_before(jiffies, (hdev->last_reset_time + 3 * HZ)))
+ if (time_before(jiffies, (hdev->last_reset_time +
+ HCLGE_RESET_INTERVAL)))
return;
else if (hdev->default_reset_request)
hdev->reset_level =
@@ -6150,11 +6157,11 @@ static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport,
if (op == HCLGE_MAC_VLAN_ADD) {
if ((!resp_code) || (resp_code == 1)) {
return_status = 0;
- } else if (resp_code == 2) {
+ } else if (resp_code == HCLGE_ADD_UC_OVERFLOW) {
return_status = -ENOSPC;
dev_err(&hdev->pdev->dev,
"add mac addr failed for uc_overflow.\n");
- } else if (resp_code == 3) {
+ } else if (resp_code == HCLGE_ADD_MC_OVERFLOW) {
return_status = -ENOSPC;
dev_err(&hdev->pdev->dev,
"add mac addr failed for mc_overflow.\n");
@@ -6199,13 +6206,15 @@ static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport,
static int hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr)
{
+#define HCLGE_VF_NUM_IN_FIRST_DESC 192
+
int word_num;
int bit_num;
if (vfid > 255 || vfid < 0)
return -EIO;
- if (vfid >= 0 && vfid <= 191) {
+ if (vfid >= 0 && vfid < HCLGE_VF_NUM_IN_FIRST_DESC) {
word_num = vfid / 32;
bit_num = vfid % 32;
if (clr)
@@ -6213,7 +6222,7 @@ static int hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr)
else
desc[1].data[word_num] |= cpu_to_le32(1 << bit_num);
} else {
- word_num = (vfid - 192) / 32;
+ word_num = (vfid - HCLGE_VF_NUM_IN_FIRST_DESC) / 32;
bit_num = vfid % 32;
if (clr)
desc[2].data[word_num] &= cpu_to_le32(~(1 << bit_num));
@@ -8896,10 +8905,12 @@ static int hclge_get_32_bit_regs(struct hclge_dev *hdev, u32 regs_num,
void *data)
{
#define HCLGE_32_BIT_REG_RTN_DATANUM 8
+#define HCLGE_32_BIT_DESC_NODATA_LEN 2
struct hclge_desc *desc;
u32 *reg_val = data;
__le32 *desc_data;
+ int nodata_num;
int cmd_num;
int i, k, n;
int ret;
@@ -8907,7 +8918,9 @@ static int hclge_get_32_bit_regs(struct hclge_dev *hdev, u32 regs_num,
if (regs_num == 0)
return 0;
- cmd_num = DIV_ROUND_UP(regs_num + 2, HCLGE_32_BIT_REG_RTN_DATANUM);
+ nodata_num = HCLGE_32_BIT_DESC_NODATA_LEN;
+ cmd_num = DIV_ROUND_UP(regs_num + nodata_num,
+ HCLGE_32_BIT_REG_RTN_DATANUM);
desc = kcalloc(cmd_num, sizeof(struct hclge_desc), GFP_KERNEL);
if (!desc)
return -ENOMEM;
@@ -8924,7 +8937,7 @@ static int hclge_get_32_bit_regs(struct hclge_dev *hdev, u32 regs_num,
for (i = 0; i < cmd_num; i++) {
if (i == 0) {
desc_data = (__le32 *)(&desc[i].data[0]);
- n = HCLGE_32_BIT_REG_RTN_DATANUM - 2;
+ n = HCLGE_32_BIT_REG_RTN_DATANUM - nodata_num;
} else {
desc_data = (__le32 *)(&desc[i]);
n = HCLGE_32_BIT_REG_RTN_DATANUM;
@@ -8946,10 +8959,12 @@ static int hclge_get_64_bit_regs(struct hclge_dev *hdev, u32 regs_num,
void *data)
{
#define HCLGE_64_BIT_REG_RTN_DATANUM 4
+#define HCLGE_64_BIT_DESC_NODATA_LEN 1
struct hclge_desc *desc;
u64 *reg_val = data;
__le64 *desc_data;
+ int nodata_len;
int cmd_num;
int i, k, n;
int ret;
@@ -8957,7 +8972,9 @@ static int hclge_get_64_bit_regs(struct hclge_dev *hdev, u32 regs_num,
if (regs_num == 0)
return 0;
- cmd_num = DIV_ROUND_UP(regs_num + 1, HCLGE_64_BIT_REG_RTN_DATANUM);
+ nodata_len = HCLGE_64_BIT_DESC_NODATA_LEN;
+ cmd_num = DIV_ROUND_UP(regs_num + nodata_len,
+ HCLGE_64_BIT_REG_RTN_DATANUM);
desc = kcalloc(cmd_num, sizeof(struct hclge_desc), GFP_KERNEL);
if (!desc)
return -ENOMEM;
@@ -8974,7 +8991,7 @@ static int hclge_get_64_bit_regs(struct hclge_dev *hdev, u32 regs_num,
for (i = 0; i < cmd_num; i++) {
if (i == 0) {
desc_data = (__le64 *)(&desc[i].data[0]);
- n = HCLGE_64_BIT_REG_RTN_DATANUM - 1;
+ n = HCLGE_64_BIT_REG_RTN_DATANUM - nodata_len;
} else {
desc_data = (__le64 *)(&desc[i]);
n = HCLGE_64_BIT_REG_RTN_DATANUM;