[PATCH net-next 7/7] net: hns3: dump tqp enable status in debugfs
From: Huazhong Tan <hidden>
Date: 2020-09-29 09:35:13
Also in:
lkml
Subsystem:
hisilicon network subsystem 3 driver (hns3), hisilicon network subsystem driver, networking drivers, the rest · Maintainers:
Jian Shen, Jijie Shao, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Guangbin Huang <redacted> Adds debugfs to dump tqp enable status. Signed-off-by: Guangbin Huang <redacted> Signed-off-by: Huazhong Tan <redacted> --- 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
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2.7.4