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Subject[PATCH net-next 7/7] net: hns3: dump tqp enable status in debugfs
Date
From: Guangbin Huang <huangguangbin2@huawei.com>

Adds debugfs to dump tqp enable status.

Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
---
drivers/net/ethernet/hisilicon/hns3/hnae3.h | 3 +++
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 22 ++++++++++++++++++++--
drivers/net/ethernet/hisilicon/hns3/hns3_enet.h | 2 ++
3 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index f6d0702..912c51e 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -130,6 +130,9 @@ enum HNAE3_DEV_CAP_BITS {
#define hnae3_dev_stash_supported(hdev) \
test_bit(HNAE3_DEV_SUPPORT_STASH_B, (hdev)->ae_dev->caps)

+#define hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev) \
+ test_bit(HNAE3_DEV_SUPPORT_TQP_TXRX_INDEP_B, (ae_dev)->caps)
+
#define ring_ptr_move_fw(ring, p) \
((ring)->p = ((ring)->p + 1) % (ring)->desc_num)
#define ring_ptr_move_bw(ring, p) \
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index d6f8817..dc9a857 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -15,6 +15,7 @@ static struct dentry *hns3_dbgfs_root;
static int hns3_dbg_queue_info(struct hnae3_handle *h,
const char *cmd_buf)
{
+ struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
struct hns3_nic_priv *priv = h->priv;
struct hns3_enet_ring *ring;
u32 base_add_l, base_add_h;
@@ -118,8 +119,25 @@ static int hns3_dbg_queue_info(struct hnae3_handle *h,

value = readl_relaxed(ring->tqp->io_base +
HNS3_RING_TX_RING_PKTNUM_RECORD_REG);
- dev_info(&h->pdev->dev, "TX(%u) RING PKTNUM: %u\n\n", i,
- value);
+ dev_info(&h->pdev->dev, "TX(%u) RING PKTNUM: %u\n", i, value);
+
+ value = readl_relaxed(ring->tqp->io_base + HNS3_RING_EN_REG);
+ dev_info(&h->pdev->dev, "TX/RX(%u) RING EN: %s\n", i,
+ value ? "enable" : "disable");
+
+ if (hnae3_ae_dev_tqp_txrx_indep_supported(ae_dev)) {
+ value = readl_relaxed(ring->tqp->io_base +
+ HNS3_RING_TX_EN_REG);
+ dev_info(&h->pdev->dev, "TX(%u) RING EN: %s\n", i,
+ value ? "enable" : "disable");
+
+ value = readl_relaxed(ring->tqp->io_base +
+ HNS3_RING_RX_EN_REG);
+ dev_info(&h->pdev->dev, "RX(%u) RING EN: %s\n", i,
+ value ? "enable" : "disable");
+ }
+
+ dev_info(&h->pdev->dev, "\n");
}

return 0;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 35b0375..1c81dea 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -43,6 +43,8 @@ enum hns3_nic_state {
#define HNS3_RING_TX_RING_EBD_OFFSET_REG 0x00070
#define HNS3_RING_TX_RING_BD_ERR_REG 0x00074
#define HNS3_RING_EN_REG 0x00090
+#define HNS3_RING_RX_EN_REG 0x00098
+#define HNS3_RING_TX_EN_REG 0x000D4

#define HNS3_RX_HEAD_SIZE 256

--
2.7.4
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