From 5a9f0eac935b3edbcb3155301cc8aa1e22c04ccd Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:26 +0100
Subject: net: hns3: Add PCIe AER callback error_detected

Set of hw errors occurred in the HNS3 are reported to the
hns3 driver through PCIe AER and RAS.The error info will be
processed and appropriately recovered.
This patch adds error_detected callback and error processing.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/ethernet/hisilicon/hns3/hnae3.h        |  1 +
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c    | 30 +++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/Makefile    |  2 +-
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 38 ++++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h | 29 +++++++++++++++++
 .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c    |  2 ++
 6 files changed, 101 insertions(+), 1 deletion(-)
 create mode 100644 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
 create mode 100644 drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h

diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index c3bd2a10bc7d..2af3a2dc72b2 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -429,6 +429,7 @@ struct hnae3_ae_ops {
 				struct ethtool_rxnfc *cmd, u32 *rule_locs);
 	int (*restore_fd_rules)(struct hnae3_handle *handle);
 	void (*enable_fd)(struct hnae3_handle *handle, bool enable);
+	pci_ers_result_t (*process_hw_error)(struct hnae3_ae_dev *ae_dev);
 };
 
 struct hnae3_dcb_ops {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 76ce2f21178b..3c6fa39831e3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -1771,6 +1771,35 @@ static void hns3_shutdown(struct pci_dev *pdev)
 		pci_set_power_state(pdev, PCI_D3hot);
 }
 
+static pci_ers_result_t hns3_error_detected(struct pci_dev *pdev,
+					    pci_channel_state_t state)
+{
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
+	pci_ers_result_t ret;
+
+	dev_info(&pdev->dev, "PCI error detected, state(=%d)!!\n", state);
+
+	if (state == pci_channel_io_perm_failure)
+		return PCI_ERS_RESULT_DISCONNECT;
+
+	if (!ae_dev) {
+		dev_err(&pdev->dev,
+			"Can't recover - error happened during device init\n");
+		return PCI_ERS_RESULT_NONE;
+	}
+
+	if (ae_dev->ops->process_hw_error)
+		ret = ae_dev->ops->process_hw_error(ae_dev);
+	else
+		return PCI_ERS_RESULT_NONE;
+
+	return ret;
+}
+
+static const struct pci_error_handlers hns3_err_handler = {
+	.error_detected = hns3_error_detected,
+};
+
 static struct pci_driver hns3_driver = {
 	.name     = hns3_driver_name,
 	.id_table = hns3_pci_tbl,
@@ -1778,6 +1807,7 @@ static struct pci_driver hns3_driver = {
 	.remove   = hns3_remove,
 	.shutdown = hns3_shutdown,
 	.sriov_configure = hns3_pci_sriov_configure,
+	.err_handler    = &hns3_err_handler,
 };
 
 /* set default feature to hns3 */
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile b/drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile
index cb8ddd043476..580e81743681 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile
@@ -6,6 +6,6 @@
 ccflags-y := -Idrivers/net/ethernet/hisilicon/hns3
 
 obj-$(CONFIG_HNS3_HCLGE) += hclge.o
-hclge-objs = hclge_main.o hclge_cmd.o hclge_mdio.o hclge_tm.o hclge_mbx.o
+hclge-objs = hclge_main.o hclge_cmd.o hclge_mdio.o hclge_tm.o hclge_mbx.o hclge_err.o
 
 hclge-$(CONFIG_HNS3_DCB) += hclge_dcb.o
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
new file mode 100644
index 000000000000..83aca6f89355
--- /dev/null
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (c) 2016-2017 Hisilicon Limited. */
+
+#include "hclge_err.h"
+
+static const struct hclge_hw_blk hw_blk[] = {
+	{ /* sentinel */ }
+};
+
+pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev)
+{
+	struct hclge_dev *hdev = ae_dev->priv;
+	struct device *dev = &hdev->pdev->dev;
+	u32 sts, val;
+	int i = 0;
+
+	sts = hclge_read_dev(&hdev->hw, HCLGE_RAS_PF_OTHER_INT_STS_REG);
+
+	/* Processing Non-fatal errors */
+	if (sts & HCLGE_RAS_REG_NFE_MASK) {
+		val = (sts >> HCLGE_RAS_REG_NFE_SHIFT) & 0xFF;
+		i = 0;
+		while (hw_blk[i].name) {
+			if (!(hw_blk[i].msk & val)) {
+				i++;
+				continue;
+			}
+			dev_warn(dev, "%s ras non-fatal error identified\n",
+				 hw_blk[i].name);
+			if (hw_blk[i].process_error)
+				hw_blk[i].process_error(hdev,
+							 HCLGE_ERR_INT_RAS_NFE);
+			i++;
+		}
+	}
+
+	return PCI_ERS_RESULT_NEED_RESET;
+}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
new file mode 100644
index 000000000000..ea1637cf63e1
--- /dev/null
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*  Copyright (c) 2016-2017 Hisilicon Limited. */
+
+#ifndef __HCLGE_ERR_H
+#define __HCLGE_ERR_H
+
+#include "hclge_main.h"
+
+#define HCLGE_RAS_PF_OTHER_INT_STS_REG   0x20B00
+#define HCLGE_RAS_REG_FE_MASK    0xFF
+#define HCLGE_RAS_REG_NFE_MASK   0xFF00
+#define HCLGE_RAS_REG_NFE_SHIFT	8
+
+enum hclge_err_int_type {
+	HCLGE_ERR_INT_MSIX = 0,
+	HCLGE_ERR_INT_RAS_CE = 1,
+	HCLGE_ERR_INT_RAS_NFE = 2,
+	HCLGE_ERR_INT_RAS_FE = 3,
+};
+
+struct hclge_hw_blk {
+	u32 msk;
+	const char *name;
+	void (*process_error)(struct hclge_dev *hdev,
+			      enum hclge_err_int_type type);
+};
+
+pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev);
+#endif
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 1bd83e8268fc..94d36787b4c9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -19,6 +19,7 @@
 #include "hclge_mbx.h"
 #include "hclge_mdio.h"
 #include "hclge_tm.h"
+#include "hclge_err.h"
 #include "hnae3.h"
 
 #define HCLGE_NAME			"hclge"
@@ -7312,6 +7313,7 @@ static const struct hnae3_ae_ops hclge_ops = {
 	.get_fd_all_rules = hclge_get_all_rules,
 	.restore_fd_rules = hclge_restore_fd_entries,
 	.enable_fd = hclge_enable_fd,
+	.process_hw_error = hclge_process_ras_hw_error,
 };
 
 static struct hnae3_ae_algo ae_algo = {
-- 
cgit v1.2.3-59-g8ed1b


From 6ae4e733cdd4e0e6e7069abe40197fc456e2eeea Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:27 +0100
Subject: net: hns3: Add PCIe AER error recovery

This patch adds the error recovery for the HNS hw errors.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/ethernet/hisilicon/hns3/hnae3.h          |  2 +-
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c      | 20 +++++++++++++++++++-
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c  | 17 +++++++++++++----
 .../ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c    |  3 ++-
 4 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 2af3a2dc72b2..e82e4ca20620 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -402,7 +402,7 @@ struct hnae3_ae_ops {
 	int (*set_vf_vlan_filter)(struct hnae3_handle *handle, int vfid,
 				  u16 vlan, u8 qos, __be16 proto);
 	int (*enable_hw_strip_rxvtag)(struct hnae3_handle *handle, bool enable);
-	void (*reset_event)(struct hnae3_handle *handle);
+	void (*reset_event)(struct pci_dev *pdev, struct hnae3_handle *handle);
 	void (*get_channels)(struct hnae3_handle *handle,
 			     struct ethtool_channels *ch);
 	void (*get_tqps_and_rss_info)(struct hnae3_handle *h,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 3c6fa39831e3..32f3aca814e7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -9,6 +9,7 @@
 #include <linux/ipv6.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/aer.h>
 #include <linux/skbuff.h>
 #include <linux/sctp.h>
 #include <linux/vermagic.h>
@@ -1613,7 +1614,7 @@ static void hns3_nic_net_timeout(struct net_device *ndev)
 
 	/* request the reset */
 	if (h->ae_algo->ops->reset_event)
-		h->ae_algo->ops->reset_event(h);
+		h->ae_algo->ops->reset_event(h->pdev, h);
 }
 
 static const struct net_device_ops hns3_nic_netdev_ops = {
@@ -1796,8 +1797,25 @@ static pci_ers_result_t hns3_error_detected(struct pci_dev *pdev,
 	return ret;
 }
 
+static pci_ers_result_t hns3_slot_reset(struct pci_dev *pdev)
+{
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
+	struct device *dev = &pdev->dev;
+
+	dev_info(dev, "requesting reset due to PCI error\n");
+
+	/* request the reset */
+	if (ae_dev->ops->reset_event) {
+		ae_dev->ops->reset_event(pdev, NULL);
+		return PCI_ERS_RESULT_RECOVERED;
+	}
+
+	return PCI_ERS_RESULT_DISCONNECT;
+}
+
 static const struct pci_error_handlers hns3_err_handler = {
 	.error_detected = hns3_error_detected,
+	.slot_reset     = hns3_slot_reset,
 };
 
 static struct pci_driver hns3_driver = {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 94d36787b4c9..50753658b8d7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -2489,12 +2489,18 @@ static void hclge_reset(struct hclge_dev *hdev)
 	ae_dev->reset_type = HNAE3_NONE_RESET;
 }
 
-static void hclge_reset_event(struct hnae3_handle *handle)
+static void hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle)
 {
-	struct hclge_vport *vport = hclge_get_vport(handle);
-	struct hclge_dev *hdev = vport->back;
+	struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
+	struct hclge_dev *hdev = ae_dev->priv;
 
-	/* check if this is a new reset request and we are not here just because
+	/* We might end up getting called broadly because of 2 below cases:
+	 * 1. Recoverable error was conveyed through APEI and only way to bring
+	 *    normalcy is to reset.
+	 * 2. A new reset request from the stack due to timeout
+	 *
+	 * For the first case,error event might not have ae handle available.
+	 * check if this is a new reset request and we are not here just because
 	 * last reset attempt did not succeed and watchdog hit us again. We will
 	 * know this if last reset request did not occur very recently (watchdog
 	 * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz)
@@ -2503,6 +2509,9 @@ static void hclge_reset_event(struct hnae3_handle *handle)
 	 * want to make sure we throttle the reset request. Therefore, we will
 	 * not allow it again before 3*HZ times.
 	 */
+	if (!handle)
+		handle = &hdev->vport[0].nic;
+
 	if (time_before(jiffies, (handle->last_reset_time + 3 * HZ)))
 		return;
 	else if (time_after(jiffies, (handle->last_reset_time + 4 * 5 * HZ)))
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index ac67fecb9408..e0a86a58342c 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -1214,7 +1214,8 @@ static int hclgevf_do_reset(struct hclgevf_dev *hdev)
 	return status;
 }
 
-static void hclgevf_reset_event(struct hnae3_handle *handle)
+static void hclgevf_reset_event(struct pci_dev *pdev,
+				struct hnae3_handle *handle)
 {
 	struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle);
 
-- 
cgit v1.2.3-59-g8ed1b


From 997141950380931073e13f7db8daf0c27b79af16 Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:28 +0100
Subject: net: hns3: Add support to enable and disable hw errors

This patch adds functions to enable and disable hw errors.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 22 ++++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h |  2 ++
 .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c    |  8 ++++++++
 3 files changed, 32 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index 83aca6f89355..d2640d145222 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -7,6 +7,28 @@ static const struct hclge_hw_blk hw_blk[] = {
 	{ /* sentinel */ }
 };
 
+int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state)
+{
+	struct device *dev = &hdev->pdev->dev;
+	int ret = 0;
+	int i = 0;
+
+	while (hw_blk[i].name) {
+		if (!hw_blk[i].enable_error) {
+			i++;
+			continue;
+		}
+		ret = hw_blk[i].enable_error(hdev, state);
+		if (ret) {
+			dev_err(dev, "fail(%d) to en/disable err int\n", ret);
+			return ret;
+		}
+		i++;
+	}
+
+	return ret;
+}
+
 pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev)
 {
 	struct hclge_dev *hdev = ae_dev->priv;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index ea1637cf63e1..373e9bf27566 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -21,9 +21,11 @@ enum hclge_err_int_type {
 struct hclge_hw_blk {
 	u32 msk;
 	const char *name;
+	int (*enable_error)(struct hclge_dev *hdev, bool en);
 	void (*process_error)(struct hclge_dev *hdev,
 			      enum hclge_err_int_type type);
 };
 
+int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state);
 pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev);
 #endif
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 50753658b8d7..082ea9749a54 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -6759,6 +6759,13 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
 		goto err_mdiobus_unreg;
 	}
 
+	ret = hclge_hw_error_set_state(hdev, true);
+	if (ret) {
+		dev_err(&pdev->dev,
+			"hw error interrupts enable failed, ret =%d\n", ret);
+		goto err_mdiobus_unreg;
+	}
+
 	hclge_dcb_ops_set(hdev);
 
 	timer_setup(&hdev->service_timer, hclge_service_timer, 0);
@@ -6896,6 +6903,7 @@ static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)
 	hclge_enable_vector(&hdev->misc_vector, false);
 	synchronize_irq(hdev->misc_vector.vector_irq);
 
+	hclge_hw_error_set_state(hdev, false);
 	hclge_destroy_cmd_queue(&hdev->hw);
 	hclge_misc_irq_uninit(hdev);
 	hclge_pci_uninit(hdev);
-- 
cgit v1.2.3-59-g8ed1b


From 6d67ee9a273bbb5d3f7d66eedb924aee21c2b2cd Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:29 +0100
Subject: net: hns3: Add enable and process common ecc errors

This patch adds enable and processing of ecc errors from
common HNS blocks, CMDQ(Command Queue),
IMP(Integrated Management Processor) and TQP(Task Queue Pair).

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h |   3 +
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 285 +++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h |  30 +++
 3 files changed, 318 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 1ccde67db770..8525f18f3f5a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -209,6 +209,9 @@ enum hclge_opcode_type {
 
 	/* Led command */
 	HCLGE_OPC_LED_STATUS_CFG	= 0xB000,
+
+	/* Error INT commands */
+	HCLGE_COMMON_ECC_INT_CFG	= 0x1505,
 };
 
 #define HCLGE_TQP_REG_OFFSET		0x80000
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index d2640d145222..8b37de49e416 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -3,7 +3,292 @@
 
 #include "hclge_err.h"
 
+static const struct hclge_hw_error hclge_imp_tcm_ecc_int[] = {
+	{ .int_msk = BIT(0), .msg = "imp_itcm0_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "imp_itcm0_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "imp_itcm1_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "imp_itcm1_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "imp_itcm2_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "imp_itcm2_ecc_mbit_err" },
+	{ .int_msk = BIT(6), .msg = "imp_itcm3_ecc_1bit_err" },
+	{ .int_msk = BIT(7), .msg = "imp_itcm3_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "imp_dtcm0_mem0_ecc_1bit_err" },
+	{ .int_msk = BIT(9), .msg = "imp_dtcm0_mem0_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "imp_dtcm0_mem1_ecc_1bit_err" },
+	{ .int_msk = BIT(11), .msg = "imp_dtcm0_mem1_ecc_mbit_err" },
+	{ .int_msk = BIT(12), .msg = "imp_dtcm1_mem0_ecc_1bit_err" },
+	{ .int_msk = BIT(13), .msg = "imp_dtcm1_mem0_ecc_mbit_err" },
+	{ .int_msk = BIT(14), .msg = "imp_dtcm1_mem1_ecc_1bit_err" },
+	{ .int_msk = BIT(15), .msg = "imp_dtcm1_mem1_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_imp_itcm4_ecc_int[] = {
+	{ .int_msk = BIT(0), .msg = "imp_itcm4_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "imp_itcm4_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_cmdq_nic_mem_ecc_int[] = {
+	{ .int_msk = BIT(0), .msg = "cmdq_nic_rx_depth_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "cmdq_nic_rx_depth_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "cmdq_nic_tx_depth_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "cmdq_nic_tx_depth_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "cmdq_nic_rx_tail_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "cmdq_nic_rx_tail_ecc_mbit_err" },
+	{ .int_msk = BIT(6), .msg = "cmdq_nic_tx_tail_ecc_1bit_err" },
+	{ .int_msk = BIT(7), .msg = "cmdq_nic_tx_tail_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "cmdq_nic_rx_head_ecc_1bit_err" },
+	{ .int_msk = BIT(9), .msg = "cmdq_nic_rx_head_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "cmdq_nic_tx_head_ecc_1bit_err" },
+	{ .int_msk = BIT(11), .msg = "cmdq_nic_tx_head_ecc_mbit_err" },
+	{ .int_msk = BIT(12), .msg = "cmdq_nic_rx_addr_ecc_1bit_err" },
+	{ .int_msk = BIT(13), .msg = "cmdq_nic_rx_addr_ecc_mbit_err" },
+	{ .int_msk = BIT(14), .msg = "cmdq_nic_tx_addr_ecc_1bit_err" },
+	{ .int_msk = BIT(15), .msg = "cmdq_nic_tx_addr_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_cmdq_rocee_mem_ecc_int[] = {
+	{ .int_msk = BIT(0), .msg = "cmdq_rocee_rx_depth_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "cmdq_rocee_rx_depth_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "cmdq_rocee_tx_depth_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "cmdq_rocee_tx_depth_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "cmdq_rocee_rx_tail_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "cmdq_rocee_rx_tail_ecc_mbit_err" },
+	{ .int_msk = BIT(6), .msg = "cmdq_rocee_tx_tail_ecc_1bit_err" },
+	{ .int_msk = BIT(7), .msg = "cmdq_rocee_tx_tail_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "cmdq_rocee_rx_head_ecc_1bit_err" },
+	{ .int_msk = BIT(9), .msg = "cmdq_rocee_rx_head_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "cmdq_rocee_tx_head_ecc_1bit_err" },
+	{ .int_msk = BIT(11), .msg = "cmdq_rocee_tx_head_ecc_mbit_err" },
+	{ .int_msk = BIT(12), .msg = "cmdq_rocee_rx_addr_ecc_1bit_err" },
+	{ .int_msk = BIT(13), .msg = "cmdq_rocee_rx_addr_ecc_mbit_err" },
+	{ .int_msk = BIT(14), .msg = "cmdq_rocee_tx_addr_ecc_1bit_err" },
+	{ .int_msk = BIT(15), .msg = "cmdq_rocee_tx_addr_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_tqp_int_ecc_int[] = {
+	{ .int_msk = BIT(0), .msg = "tqp_int_cfg_even_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "tqp_int_cfg_odd_ecc_1bit_err" },
+	{ .int_msk = BIT(2), .msg = "tqp_int_ctrl_even_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "tqp_int_ctrl_odd_ecc_1bit_err" },
+	{ .int_msk = BIT(4), .msg = "tx_que_scan_int_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "rx_que_scan_int_ecc_1bit_err" },
+	{ .int_msk = BIT(6), .msg = "tqp_int_cfg_even_ecc_mbit_err" },
+	{ .int_msk = BIT(7), .msg = "tqp_int_cfg_odd_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "tqp_int_ctrl_even_ecc_mbit_err" },
+	{ .int_msk = BIT(9), .msg = "tqp_int_ctrl_odd_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "tx_que_scan_int_ecc_mbit_err" },
+	{ .int_msk = BIT(11), .msg = "rx_que_scan_int_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static void hclge_log_error(struct device *dev,
+			    const struct hclge_hw_error *err_list,
+			    u32 err_sts)
+{
+	const struct hclge_hw_error *err;
+	int i = 0;
+
+	while (err_list[i].msg) {
+		err = &err_list[i];
+		if (!(err->int_msk & err_sts)) {
+			i++;
+			continue;
+		}
+		dev_warn(dev, "%s [error status=0x%x] found\n",
+			 err->msg, err_sts);
+		i++;
+	}
+}
+
+/* hclge_cmd_query_error: read the error information
+ * @hdev: pointer to struct hclge_dev
+ * @desc: descriptor for describing the command
+ * @cmd:  command opcode
+ * @flag: flag for extended command structure
+ * @w_num: offset for setting the read interrupt type.
+ * @int_type: select which type of the interrupt for which the error
+ * info will be read(RAS-CE/RAS-NFE/RAS-FE etc).
+ *
+ * This function query the error info from hw register/s using command
+ */
+static int hclge_cmd_query_error(struct hclge_dev *hdev,
+				 struct hclge_desc *desc, u32 cmd,
+				 u16 flag, u8 w_num,
+				 enum hclge_err_int_type int_type)
+{
+	struct device *dev = &hdev->pdev->dev;
+	int num = 1;
+	int ret;
+
+	hclge_cmd_setup_basic_desc(&desc[0], cmd, true);
+	if (flag) {
+		desc[0].flag |= cpu_to_le16(flag);
+		hclge_cmd_setup_basic_desc(&desc[1], cmd, true);
+		num = 2;
+	}
+	if (w_num)
+		desc[0].data[w_num] = cpu_to_le32(int_type);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc[0], num);
+	if (ret)
+		dev_err(dev, "query error cmd failed (%d)\n", ret);
+
+	return ret;
+}
+
+/* hclge_cmd_clear_error: clear the error status
+ * @hdev: pointer to struct hclge_dev
+ * @desc: descriptor for describing the command
+ * @desc_src: prefilled descriptor from the previous command for reusing
+ * @cmd:  command opcode
+ * @flag: flag for extended command structure
+ *
+ * This function clear the error status in the hw register/s using command
+ */
+static int hclge_cmd_clear_error(struct hclge_dev *hdev,
+				 struct hclge_desc *desc,
+				 struct hclge_desc *desc_src,
+				 u32 cmd, u16 flag)
+{
+	struct device *dev = &hdev->pdev->dev;
+	int num = 1;
+	int ret, i;
+
+	if (cmd) {
+		hclge_cmd_setup_basic_desc(&desc[0], cmd, false);
+		if (flag) {
+			desc[0].flag |= cpu_to_le16(flag);
+			hclge_cmd_setup_basic_desc(&desc[1], cmd, false);
+			num = 2;
+		}
+		if (desc_src) {
+			for (i = 0; i < 6; i++) {
+				desc[0].data[i] = desc_src[0].data[i];
+				if (flag)
+					desc[1].data[i] = desc_src[1].data[i];
+			}
+		}
+	} else {
+		hclge_cmd_reuse_desc(&desc[0], false);
+		if (flag) {
+			desc[0].flag |= cpu_to_le16(flag);
+			hclge_cmd_reuse_desc(&desc[1], false);
+			num = 2;
+		}
+	}
+	ret = hclge_cmd_send(&hdev->hw, &desc[0], num);
+	if (ret)
+		dev_err(dev, "clear error cmd failed (%d)\n", ret);
+
+	return ret;
+}
+
+static int hclge_enable_common_error(struct hclge_dev *hdev, bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc[2];
+	int ret;
+
+	hclge_cmd_setup_basic_desc(&desc[0], HCLGE_COMMON_ECC_INT_CFG, false);
+	desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
+	hclge_cmd_setup_basic_desc(&desc[1], HCLGE_COMMON_ECC_INT_CFG, false);
+
+	if (en) {
+		/* enable COMMON error interrupts */
+		desc[0].data[0] = cpu_to_le32(HCLGE_IMP_TCM_ECC_ERR_INT_EN);
+		desc[0].data[2] = cpu_to_le32(HCLGE_CMDQ_NIC_ECC_ERR_INT_EN |
+					HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN);
+		desc[0].data[3] = cpu_to_le32(HCLGE_IMP_RD_POISON_ERR_INT_EN);
+		desc[0].data[4] = cpu_to_le32(HCLGE_TQP_ECC_ERR_INT_EN);
+		desc[0].data[5] = cpu_to_le32(HCLGE_IMP_ITCM4_ECC_ERR_INT_EN);
+	} else {
+		/* disable COMMON error interrupts */
+		desc[0].data[0] = 0;
+		desc[0].data[2] = 0;
+		desc[0].data[3] = 0;
+		desc[0].data[4] = 0;
+		desc[0].data[5] = 0;
+	}
+	desc[1].data[0] = cpu_to_le32(HCLGE_IMP_TCM_ECC_ERR_INT_EN_MASK);
+	desc[1].data[2] = cpu_to_le32(HCLGE_CMDQ_NIC_ECC_ERR_INT_EN_MASK |
+				HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN_MASK);
+	desc[1].data[3] = cpu_to_le32(HCLGE_IMP_RD_POISON_ERR_INT_EN_MASK);
+	desc[1].data[4] = cpu_to_le32(HCLGE_TQP_ECC_ERR_INT_EN_MASK);
+	desc[1].data[5] = cpu_to_le32(HCLGE_IMP_ITCM4_ECC_ERR_INT_EN_MASK);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc[0], 2);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to enable/disable COMMON err interrupts\n",
+			ret);
+
+	return ret;
+}
+
+static void hclge_process_common_error(struct hclge_dev *hdev,
+				       enum hclge_err_int_type type)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc[2];
+	u32 err_sts;
+	int ret;
+
+	/* read err sts */
+	ret = hclge_cmd_query_error(hdev, &desc[0],
+				    HCLGE_COMMON_ECC_INT_CFG,
+				    HCLGE_CMD_FLAG_NEXT, 0, 0);
+	if (ret) {
+		dev_err(dev,
+			"failed(=%d) to query COMMON error interrupt status\n",
+			ret);
+		return;
+	}
+
+	/* log err */
+	err_sts = (le32_to_cpu(desc[0].data[0])) & HCLGE_IMP_TCM_ECC_INT_MASK;
+	hclge_log_error(dev, &hclge_imp_tcm_ecc_int[0], err_sts);
+
+	err_sts = (le32_to_cpu(desc[0].data[1])) & HCLGE_CMDQ_ECC_INT_MASK;
+	hclge_log_error(dev, &hclge_cmdq_nic_mem_ecc_int[0], err_sts);
+
+	err_sts = (le32_to_cpu(desc[0].data[1]) >> HCLGE_CMDQ_ROC_ECC_INT_SHIFT)
+		   & HCLGE_CMDQ_ECC_INT_MASK;
+	hclge_log_error(dev, &hclge_cmdq_rocee_mem_ecc_int[0], err_sts);
+
+	if ((le32_to_cpu(desc[0].data[3])) & BIT(0))
+		dev_warn(dev, "imp_rd_data_poison_err found\n");
+
+	err_sts = (le32_to_cpu(desc[0].data[3]) >> HCLGE_TQP_ECC_INT_SHIFT) &
+		   HCLGE_TQP_ECC_INT_MASK;
+	hclge_log_error(dev, &hclge_tqp_int_ecc_int[0], err_sts);
+
+	err_sts = (le32_to_cpu(desc[0].data[5])) &
+		   HCLGE_IMP_ITCM4_ECC_INT_MASK;
+	hclge_log_error(dev, &hclge_imp_itcm4_ecc_int[0], err_sts);
+
+	/* clear error interrupts */
+	desc[1].data[0] = cpu_to_le32(HCLGE_IMP_TCM_ECC_CLR_MASK);
+	desc[1].data[1] = cpu_to_le32(HCLGE_CMDQ_NIC_ECC_CLR_MASK |
+				HCLGE_CMDQ_ROCEE_ECC_CLR_MASK);
+	desc[1].data[3] = cpu_to_le32(HCLGE_TQP_IMP_ERR_CLR_MASK);
+	desc[1].data[5] = cpu_to_le32(HCLGE_IMP_ITCM4_ECC_CLR_MASK);
+
+	ret = hclge_cmd_clear_error(hdev, &desc[0], NULL, 0,
+				    HCLGE_CMD_FLAG_NEXT);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to clear COMMON error interrupt status\n",
+			ret);
+}
+
 static const struct hclge_hw_blk hw_blk[] = {
+	{ .msk = BIT(5), .name = "COMMON",
+	  .enable_error = hclge_enable_common_error,
+	  .process_error = hclge_process_common_error, },
 	{ /* sentinel */ }
 };
 
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index 373e9bf27566..b413141085a5 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -11,6 +11,31 @@
 #define HCLGE_RAS_REG_NFE_MASK   0xFF00
 #define HCLGE_RAS_REG_NFE_SHIFT	8
 
+#define HCLGE_IMP_TCM_ECC_ERR_INT_EN	0xFFFF0000
+#define HCLGE_IMP_TCM_ECC_ERR_INT_EN_MASK	0xFFFF0000
+#define HCLGE_IMP_ITCM4_ECC_ERR_INT_EN	0x300
+#define HCLGE_IMP_ITCM4_ECC_ERR_INT_EN_MASK	0x300
+#define HCLGE_CMDQ_NIC_ECC_ERR_INT_EN	0xFFFF
+#define HCLGE_CMDQ_NIC_ECC_ERR_INT_EN_MASK	0xFFFF
+#define HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN	0xFFFF0000
+#define HCLGE_CMDQ_ROCEE_ECC_ERR_INT_EN_MASK	0xFFFF0000
+#define HCLGE_IMP_RD_POISON_ERR_INT_EN	0x0100
+#define HCLGE_IMP_RD_POISON_ERR_INT_EN_MASK	0x0100
+#define HCLGE_TQP_ECC_ERR_INT_EN	0x0FFF
+#define HCLGE_TQP_ECC_ERR_INT_EN_MASK	0x0FFF
+
+#define HCLGE_IMP_TCM_ECC_INT_MASK	0xFFFF
+#define HCLGE_IMP_ITCM4_ECC_INT_MASK	0x3
+#define HCLGE_CMDQ_ECC_INT_MASK		0xFFFF
+#define HCLGE_CMDQ_ROC_ECC_INT_SHIFT	16
+#define HCLGE_TQP_ECC_INT_MASK		0xFFF
+#define HCLGE_TQP_ECC_INT_SHIFT		16
+#define HCLGE_IMP_TCM_ECC_CLR_MASK	0xFFFF
+#define HCLGE_IMP_ITCM4_ECC_CLR_MASK	0x3
+#define HCLGE_CMDQ_NIC_ECC_CLR_MASK	0xFFFF
+#define HCLGE_CMDQ_ROCEE_ECC_CLR_MASK	0xFFFF0000
+#define HCLGE_TQP_IMP_ERR_CLR_MASK	0x0FFF0001
+
 enum hclge_err_int_type {
 	HCLGE_ERR_INT_MSIX = 0,
 	HCLGE_ERR_INT_RAS_CE = 1,
@@ -26,6 +51,11 @@ struct hclge_hw_blk {
 			      enum hclge_err_int_type type);
 };
 
+struct hclge_hw_error {
+	u32 int_msk;
+	const char *msg;
+};
+
 int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state);
 pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev);
 #endif
-- 
cgit v1.2.3-59-g8ed1b


From bf1faf9415ddbfaa6d6a56a4bc594c92ca0f7309 Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:30 +0100
Subject: net: hns3: Add enable and process hw errors from IGU, EGU and NCSI

This patch adds enable and processing of hw errors from IGU(Ingress Unit),
EGU(Egress Unit) and NCSI(Network Controller Sideband Interface).

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h |   9 +
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 190 +++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h |   8 +
 3 files changed, 207 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 8525f18f3f5a..97c90aa8345c 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -212,6 +212,15 @@ enum hclge_opcode_type {
 
 	/* Error INT commands */
 	HCLGE_COMMON_ECC_INT_CFG	= 0x1505,
+	HCLGE_IGU_EGU_TNL_INT_QUERY	= 0x1802,
+	HCLGE_IGU_EGU_TNL_INT_EN	= 0x1803,
+	HCLGE_IGU_EGU_TNL_INT_CLR	= 0x1804,
+	HCLGE_IGU_COMMON_INT_QUERY	= 0x1805,
+	HCLGE_IGU_COMMON_INT_EN		= 0x1806,
+	HCLGE_IGU_COMMON_INT_CLR	= 0x1807,
+	HCLGE_NCSI_INT_QUERY		= 0x2400,
+	HCLGE_NCSI_INT_EN		= 0x2401,
+	HCLGE_NCSI_INT_CLR		= 0x2402,
 };
 
 #define HCLGE_TQP_REG_OFFSET		0x80000
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index 8b37de49e416..34c4edd311c5 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -85,6 +85,30 @@ static const struct hclge_hw_error hclge_tqp_int_ecc_int[] = {
 	{ /* sentinel */ }
 };
 
+static const struct hclge_hw_error hclge_igu_com_err_int[] = {
+	{ .int_msk = BIT(0), .msg = "igu_rx_buf0_ecc_mbit_err" },
+	{ .int_msk = BIT(1), .msg = "igu_rx_buf0_ecc_1bit_err" },
+	{ .int_msk = BIT(2), .msg = "igu_rx_buf1_ecc_mbit_err" },
+	{ .int_msk = BIT(3), .msg = "igu_rx_buf1_ecc_1bit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_igu_egu_tnl_err_int[] = {
+	{ .int_msk = BIT(0), .msg = "rx_buf_overflow" },
+	{ .int_msk = BIT(1), .msg = "rx_stp_fifo_overflow" },
+	{ .int_msk = BIT(2), .msg = "rx_stp_fifo_undeflow" },
+	{ .int_msk = BIT(3), .msg = "tx_buf_overflow" },
+	{ .int_msk = BIT(4), .msg = "tx_buf_underrun" },
+	{ .int_msk = BIT(5), .msg = "rx_stp_buf_overflow" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ncsi_err_int[] = {
+	{ .int_msk = BIT(0), .msg = "ncsi_tx_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "ncsi_tx_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
 static void hclge_log_error(struct device *dev,
 			    const struct hclge_hw_error *err_list,
 			    u32 err_sts)
@@ -229,6 +253,75 @@ static int hclge_enable_common_error(struct hclge_dev *hdev, bool en)
 	return ret;
 }
 
+static int hclge_enable_ncsi_error(struct hclge_dev *hdev, bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc;
+	int ret;
+
+	if (hdev->pdev->revision < 0x21)
+		return 0;
+
+	/* enable/disable NCSI  error interrupts */
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_NCSI_INT_EN, false);
+	if (en)
+		desc.data[0] = cpu_to_le32(HCLGE_NCSI_ERR_INT_EN);
+	else
+		desc.data[0] = 0;
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to enable/disable NCSI error interrupts\n",
+			ret);
+
+	return ret;
+}
+
+static int hclge_enable_igu_egu_error(struct hclge_dev *hdev, bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc;
+	int ret;
+
+	/* enable/disable error interrupts */
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_IGU_COMMON_INT_EN, false);
+	if (en)
+		desc.data[0] = cpu_to_le32(HCLGE_IGU_ERR_INT_EN);
+	else
+		desc.data[0] = 0;
+	desc.data[1] = cpu_to_le32(HCLGE_IGU_ERR_INT_EN_MASK);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(dev,
+			"failed(%d) to enable/disable IGU common interrupts\n",
+			ret);
+		return ret;
+	}
+
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_IGU_EGU_TNL_INT_EN, false);
+	if (en)
+		desc.data[0] = cpu_to_le32(HCLGE_IGU_TNL_ERR_INT_EN);
+	else
+		desc.data[0] = 0;
+	desc.data[1] = cpu_to_le32(HCLGE_IGU_TNL_ERR_INT_EN_MASK);
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(dev,
+			"failed(%d) to enable/disable IGU-EGU TNL interrupts\n",
+			ret);
+		return ret;
+	}
+
+	ret = hclge_enable_ncsi_error(hdev, en);
+	if (ret)
+		dev_err(dev, "fail(%d) to en/disable err int\n", ret);
+
+	return ret;
+}
+
 static void hclge_process_common_error(struct hclge_dev *hdev,
 				       enum hclge_err_int_type type)
 {
@@ -285,7 +378,104 @@ static void hclge_process_common_error(struct hclge_dev *hdev,
 			ret);
 }
 
+static void hclge_process_ncsi_error(struct hclge_dev *hdev,
+				     enum hclge_err_int_type type)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc_rd;
+	struct hclge_desc desc_wr;
+	u32 err_sts;
+	int ret;
+
+	if (hdev->pdev->revision < 0x21)
+		return;
+
+	/* read NCSI error status */
+	ret = hclge_cmd_query_error(hdev, &desc_rd, HCLGE_NCSI_INT_QUERY,
+				    0, 1, HCLGE_NCSI_ERR_INT_TYPE);
+	if (ret) {
+		dev_err(dev,
+			"failed(=%d) to query NCSI error interrupt status\n",
+			ret);
+		return;
+	}
+
+	/* log err */
+	err_sts = le32_to_cpu(desc_rd.data[0]);
+	hclge_log_error(dev, &hclge_ncsi_err_int[0], err_sts);
+
+	/* clear err int */
+	ret = hclge_cmd_clear_error(hdev, &desc_wr, &desc_rd,
+				    HCLGE_NCSI_INT_CLR, 0);
+	if (ret)
+		dev_err(dev, "failed(=%d) to clear NCSI intrerrupt status\n",
+			ret);
+}
+
+static void hclge_process_igu_egu_error(struct hclge_dev *hdev,
+					enum hclge_err_int_type int_type)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc_rd;
+	struct hclge_desc desc_wr;
+	u32 err_sts;
+	int ret;
+
+	/* read IGU common err sts */
+	ret = hclge_cmd_query_error(hdev, &desc_rd,
+				    HCLGE_IGU_COMMON_INT_QUERY,
+				    0, 1, int_type);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to query IGU common int status\n",
+			ret);
+		return;
+	}
+
+	/* log err */
+	err_sts = le32_to_cpu(desc_rd.data[0]) &
+				   HCLGE_IGU_COM_INT_MASK;
+	hclge_log_error(dev, &hclge_igu_com_err_int[0], err_sts);
+
+	/* clear err int */
+	ret = hclge_cmd_clear_error(hdev, &desc_wr, &desc_rd,
+				    HCLGE_IGU_COMMON_INT_CLR, 0);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to clear IGU common int status\n",
+			ret);
+		return;
+	}
+
+	/* read IGU-EGU TNL err sts */
+	ret = hclge_cmd_query_error(hdev, &desc_rd,
+				    HCLGE_IGU_EGU_TNL_INT_QUERY,
+				    0, 1, int_type);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to query IGU-EGU TNL int status\n",
+			ret);
+		return;
+	}
+
+	/* log err */
+	err_sts = le32_to_cpu(desc_rd.data[0]) &
+				   HCLGE_IGU_EGU_TNL_INT_MASK;
+	hclge_log_error(dev, &hclge_igu_egu_tnl_err_int[0], err_sts);
+
+	/* clear err int */
+	ret = hclge_cmd_clear_error(hdev, &desc_wr, &desc_rd,
+				    HCLGE_IGU_EGU_TNL_INT_CLR, 0);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to clear IGU-EGU TNL int status\n",
+			ret);
+		return;
+	}
+
+	hclge_process_ncsi_error(hdev, HCLGE_ERR_INT_RAS_NFE);
+}
+
 static const struct hclge_hw_blk hw_blk[] = {
+	{ .msk = BIT(0), .name = "IGU_EGU",
+	  .enable_error = hclge_enable_igu_egu_error,
+	  .process_error = hclge_process_igu_egu_error, },
 	{ .msk = BIT(5), .name = "COMMON",
 	  .enable_error = hclge_enable_common_error,
 	  .process_error = hclge_process_common_error, },
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index b413141085a5..f46c8c29a17e 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -23,6 +23,12 @@
 #define HCLGE_IMP_RD_POISON_ERR_INT_EN_MASK	0x0100
 #define HCLGE_TQP_ECC_ERR_INT_EN	0x0FFF
 #define HCLGE_TQP_ECC_ERR_INT_EN_MASK	0x0FFF
+#define HCLGE_IGU_ERR_INT_EN	0x0000066F
+#define HCLGE_IGU_ERR_INT_EN_MASK	0x000F
+#define HCLGE_IGU_TNL_ERR_INT_EN    0x0002AABF
+#define HCLGE_IGU_TNL_ERR_INT_EN_MASK  0x003F
+#define HCLGE_NCSI_ERR_INT_EN	0x3
+#define HCLGE_NCSI_ERR_INT_TYPE	0x9
 
 #define HCLGE_IMP_TCM_ECC_INT_MASK	0xFFFF
 #define HCLGE_IMP_ITCM4_ECC_INT_MASK	0x3
@@ -35,6 +41,8 @@
 #define HCLGE_CMDQ_NIC_ECC_CLR_MASK	0xFFFF
 #define HCLGE_CMDQ_ROCEE_ECC_CLR_MASK	0xFFFF0000
 #define HCLGE_TQP_IMP_ERR_CLR_MASK	0x0FFF0001
+#define HCLGE_IGU_COM_INT_MASK		0xF
+#define HCLGE_IGU_EGU_TNL_INT_MASK	0x3F
 
 enum hclge_err_int_type {
 	HCLGE_ERR_INT_MSIX = 0,
-- 
cgit v1.2.3-59-g8ed1b


From da2d072a9ea75dd5babebcfd71144fb5b3aa9913 Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:31 +0100
Subject: net: hns3: Add enable and process hw errors from PPP

This patch enables and process hw errors from the
PPP(Programmable Packet Process) block.

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h |   2 +
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 267 +++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h |  11 +
 3 files changed, 280 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index 97c90aa8345c..f23cf785d88e 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -218,6 +218,8 @@ enum hclge_opcode_type {
 	HCLGE_IGU_COMMON_INT_QUERY	= 0x1805,
 	HCLGE_IGU_COMMON_INT_EN		= 0x1806,
 	HCLGE_IGU_COMMON_INT_CLR	= 0x1807,
+	HCLGE_PPP_CMD0_INT_CMD		= 0x2100,
+	HCLGE_PPP_CMD1_INT_CMD		= 0x2101,
 	HCLGE_NCSI_INT_QUERY		= 0x2400,
 	HCLGE_NCSI_INT_EN		= 0x2401,
 	HCLGE_NCSI_INT_CLR		= 0x2402,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index 34c4edd311c5..ea73defa71b3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -109,6 +109,110 @@ static const struct hclge_hw_error hclge_ncsi_err_int[] = {
 	{ /* sentinel */ }
 };
 
+static const struct hclge_hw_error hclge_ppp_mpf_int0[] = {
+	{ .int_msk = BIT(0), .msg = "vf_vlan_ad_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "umv_mcast_group_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(2), .msg = "umv_key_mem0_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "umv_key_mem1_ecc_1bit_err" },
+	{ .int_msk = BIT(4), .msg = "umv_key_mem2_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "umv_key_mem3_ecc_1bit_err" },
+	{ .int_msk = BIT(6), .msg = "umv_ad_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(7), .msg = "rss_tc_mode_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(8), .msg = "rss_idt_mem0_ecc_1bit_err" },
+	{ .int_msk = BIT(9), .msg = "rss_idt_mem1_ecc_1bit_err" },
+	{ .int_msk = BIT(10), .msg = "rss_idt_mem2_ecc_1bit_err" },
+	{ .int_msk = BIT(11), .msg = "rss_idt_mem3_ecc_1bit_err" },
+	{ .int_msk = BIT(12), .msg = "rss_idt_mem4_ecc_1bit_err" },
+	{ .int_msk = BIT(13), .msg = "rss_idt_mem5_ecc_1bit_err" },
+	{ .int_msk = BIT(14), .msg = "rss_idt_mem6_ecc_1bit_err" },
+	{ .int_msk = BIT(15), .msg = "rss_idt_mem7_ecc_1bit_err" },
+	{ .int_msk = BIT(16), .msg = "rss_idt_mem8_ecc_1bit_err" },
+	{ .int_msk = BIT(17), .msg = "rss_idt_mem9_ecc_1bit_err" },
+	{ .int_msk = BIT(18), .msg = "rss_idt_mem10_ecc_1bit_err" },
+	{ .int_msk = BIT(19), .msg = "rss_idt_mem11_ecc_1bit_err" },
+	{ .int_msk = BIT(20), .msg = "rss_idt_mem12_ecc_1bit_err" },
+	{ .int_msk = BIT(21), .msg = "rss_idt_mem13_ecc_1bit_err" },
+	{ .int_msk = BIT(22), .msg = "rss_idt_mem14_ecc_1bit_err" },
+	{ .int_msk = BIT(23), .msg = "rss_idt_mem15_ecc_1bit_err" },
+	{ .int_msk = BIT(24), .msg = "port_vlan_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(25), .msg = "mcast_linear_table_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(26), .msg = "mcast_result_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(27),
+		.msg = "flow_director_ad_mem0_ecc_1bit_err" },
+	{ .int_msk = BIT(28),
+		.msg = "flow_director_ad_mem1_ecc_1bit_err" },
+	{ .int_msk = BIT(29),
+		.msg = "rx_vlan_tag_memory_ecc_1bit_err" },
+	{ .int_msk = BIT(30),
+		.msg = "Tx_UP_mapping_config_mem_ecc_1bit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int1[] = {
+	{ .int_msk = BIT(0), .msg = "vf_vlan_ad_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(1), .msg = "umv_mcast_group_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "umv_key_mem0_ecc_mbit_err" },
+	{ .int_msk = BIT(3), .msg = "umv_key_mem1_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "umv_key_mem2_ecc_mbit_err" },
+	{ .int_msk = BIT(5), .msg = "umv_key_mem3_ecc_mbit_err" },
+	{ .int_msk = BIT(6), .msg = "umv_ad_mem_ecc_mbit_erre" },
+	{ .int_msk = BIT(7), .msg = "rss_tc_mode_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "rss_idt_mem0_ecc_mbit_err" },
+	{ .int_msk = BIT(9), .msg = "rss_idt_mem1_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "rss_idt_mem2_ecc_mbit_err" },
+	{ .int_msk = BIT(11), .msg = "rss_idt_mem3_ecc_mbit_err" },
+	{ .int_msk = BIT(12), .msg = "rss_idt_mem4_ecc_mbit_err" },
+	{ .int_msk = BIT(13), .msg = "rss_idt_mem5_ecc_mbit_err" },
+	{ .int_msk = BIT(14), .msg = "rss_idt_mem6_ecc_mbit_err" },
+	{ .int_msk = BIT(15), .msg = "rss_idt_mem7_ecc_mbit_err" },
+	{ .int_msk = BIT(16), .msg = "rss_idt_mem8_ecc_mbit_err" },
+	{ .int_msk = BIT(17), .msg = "rss_idt_mem9_ecc_mbit_err" },
+	{ .int_msk = BIT(18), .msg = "rss_idt_mem10_ecc_m1bit_err" },
+	{ .int_msk = BIT(19), .msg = "rss_idt_mem11_ecc_mbit_err" },
+	{ .int_msk = BIT(20), .msg = "rss_idt_mem12_ecc_mbit_err" },
+	{ .int_msk = BIT(21), .msg = "rss_idt_mem13_ecc_mbit_err" },
+	{ .int_msk = BIT(22), .msg = "rss_idt_mem14_ecc_mbit_err" },
+	{ .int_msk = BIT(23), .msg = "rss_idt_mem15_ecc_mbit_err" },
+	{ .int_msk = BIT(24), .msg = "port_vlan_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(25), .msg = "mcast_linear_table_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(26), .msg = "mcast_result_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(27),
+		.msg = "flow_director_ad_mem0_ecc_mbit_err" },
+	{ .int_msk = BIT(28),
+		.msg = "flow_director_ad_mem1_ecc_mbit_err" },
+	{ .int_msk = BIT(29),
+		.msg = "rx_vlan_tag_memory_ecc_mbit_err" },
+	{ .int_msk = BIT(30),
+		.msg = "Tx_UP_mapping_config_mem_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_pf_int[] = {
+	{ .int_msk = BIT(0), .msg = "Tx_vlan_tag_err" },
+	{ .int_msk = BIT(1), .msg = "rss_list_tc_unassigned_queue_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int2[] = {
+	{ .int_msk = BIT(0), .msg = "hfs_fifo_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "rslt_descr_fifo_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(2), .msg = "tx_vlan_tag_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "FD_CN0_memory_ecc_1bit_err" },
+	{ .int_msk = BIT(4), .msg = "FD_CN1_memory_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "GRO_AD_memory_ecc_1bit_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_ppp_mpf_int3[] = {
+	{ .int_msk = BIT(0), .msg = "hfs_fifo_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(1), .msg = "rslt_descr_fifo_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "tx_vlan_tag_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(3), .msg = "FD_CN0_memory_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "FD_CN1_memory_ecc_mbit_err" },
+	{ .int_msk = BIT(5), .msg = "GRO_AD_memory_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
 static void hclge_log_error(struct device *dev,
 			    const struct hclge_hw_error *err_list,
 			    u32 err_sts)
@@ -322,6 +426,81 @@ static int hclge_enable_igu_egu_error(struct hclge_dev *hdev, bool en)
 	return ret;
 }
 
+static int hclge_enable_ppp_error_interrupt(struct hclge_dev *hdev, u32 cmd,
+					    bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc[2];
+	int ret;
+
+	/* enable/disable PPP error interrupts */
+	hclge_cmd_setup_basic_desc(&desc[0], cmd, false);
+	desc[0].flag |= cpu_to_le16(HCLGE_CMD_FLAG_NEXT);
+	hclge_cmd_setup_basic_desc(&desc[1], cmd, false);
+
+	if (cmd == HCLGE_PPP_CMD0_INT_CMD) {
+		if (en) {
+			desc[0].data[0] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT0_EN);
+			desc[0].data[1] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT1_EN);
+		} else {
+			desc[0].data[0] = 0;
+			desc[0].data[1] = 0;
+		}
+		desc[1].data[0] =
+			cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT0_EN_MASK);
+		desc[1].data[1] =
+			cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT1_EN_MASK);
+	} else if (cmd == HCLGE_PPP_CMD1_INT_CMD) {
+		if (en) {
+			desc[0].data[0] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT2_EN);
+			desc[0].data[1] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT3_EN);
+		} else {
+			desc[0].data[0] = 0;
+			desc[0].data[1] = 0;
+		}
+		desc[1].data[0] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK);
+		desc[1].data[1] =
+				cpu_to_le32(HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK);
+	}
+
+	ret = hclge_cmd_send(&hdev->hw, &desc[0], 2);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to enable/disable PPP error interrupts\n",
+			ret);
+
+	return ret;
+}
+
+static int hclge_enable_ppp_error(struct hclge_dev *hdev, bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	int ret;
+
+	ret = hclge_enable_ppp_error_interrupt(hdev, HCLGE_PPP_CMD0_INT_CMD,
+					       en);
+	if (ret) {
+		dev_err(dev,
+			"failed(%d) to enable/disable PPP error intr 0,1\n",
+			ret);
+		return ret;
+	}
+
+	ret = hclge_enable_ppp_error_interrupt(hdev, HCLGE_PPP_CMD1_INT_CMD,
+					       en);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to enable/disable PPP error intr 2,3\n",
+			ret);
+
+	return ret;
+}
+
 static void hclge_process_common_error(struct hclge_dev *hdev,
 				       enum hclge_err_int_type type)
 {
@@ -472,6 +651,91 @@ static void hclge_process_igu_egu_error(struct hclge_dev *hdev,
 	hclge_process_ncsi_error(hdev, HCLGE_ERR_INT_RAS_NFE);
 }
 
+static int hclge_log_and_clear_ppp_error(struct hclge_dev *hdev, u32 cmd,
+					 enum hclge_err_int_type int_type)
+{
+	enum hnae3_reset_type reset_level = HNAE3_NONE_RESET;
+	struct device *dev = &hdev->pdev->dev;
+	const struct hclge_hw_error *hw_err_lst1, *hw_err_lst2, *hw_err_lst3;
+	struct hclge_desc desc[2];
+	u32 err_sts;
+	int ret;
+
+	/* read PPP INT sts */
+	ret = hclge_cmd_query_error(hdev, &desc[0], cmd,
+				    HCLGE_CMD_FLAG_NEXT, 5, int_type);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to query PPP interrupt status\n",
+			ret);
+		return -EIO;
+	}
+
+	/* log error */
+	if (cmd == HCLGE_PPP_CMD0_INT_CMD) {
+		hw_err_lst1 = &hclge_ppp_mpf_int0[0];
+		hw_err_lst2 = &hclge_ppp_mpf_int1[0];
+		hw_err_lst3 = &hclge_ppp_pf_int[0];
+	} else if (cmd == HCLGE_PPP_CMD1_INT_CMD) {
+		hw_err_lst1 = &hclge_ppp_mpf_int2[0];
+		hw_err_lst2 = &hclge_ppp_mpf_int3[0];
+	} else {
+		dev_err(dev, "invalid command(=%d)\n", cmd);
+		return -EINVAL;
+	}
+
+	err_sts = le32_to_cpu(desc[0].data[2]);
+	if (err_sts) {
+		hclge_log_error(dev, hw_err_lst1, err_sts);
+		reset_level = HNAE3_FUNC_RESET;
+	}
+
+	err_sts = le32_to_cpu(desc[0].data[3]);
+	if (err_sts) {
+		hclge_log_error(dev, hw_err_lst2, err_sts);
+		reset_level = HNAE3_FUNC_RESET;
+	}
+
+	err_sts = (le32_to_cpu(desc[0].data[4]) >> 8) & 0x3;
+	if (err_sts) {
+		hclge_log_error(dev, hw_err_lst3, err_sts);
+		reset_level = HNAE3_FUNC_RESET;
+	}
+
+	/* clear PPP INT */
+	ret = hclge_cmd_clear_error(hdev, &desc[0], NULL, 0,
+				    HCLGE_CMD_FLAG_NEXT);
+	if (ret) {
+		dev_err(dev, "failed(=%d) to clear PPP interrupt status\n",
+			ret);
+		return -EIO;
+	}
+
+	return 0;
+}
+
+static void hclge_process_ppp_error(struct hclge_dev *hdev,
+				    enum hclge_err_int_type int_type)
+{
+	struct device *dev = &hdev->pdev->dev;
+	int ret;
+
+	/* read PPP INT0,1 sts */
+	ret = hclge_log_and_clear_ppp_error(hdev, HCLGE_PPP_CMD0_INT_CMD,
+					    int_type);
+	if (ret < 0) {
+		dev_err(dev, "failed(=%d) to clear PPP interrupt 0,1 status\n",
+			ret);
+		return;
+	}
+
+	/* read err PPP INT2,3 sts */
+	ret = hclge_log_and_clear_ppp_error(hdev, HCLGE_PPP_CMD1_INT_CMD,
+					    int_type);
+	if (ret < 0)
+		dev_err(dev, "failed(=%d) to clear PPP interrupt 2,3 status\n",
+			ret);
+}
+
 static const struct hclge_hw_blk hw_blk[] = {
 	{ .msk = BIT(0), .name = "IGU_EGU",
 	  .enable_error = hclge_enable_igu_egu_error,
@@ -479,6 +743,9 @@ static const struct hclge_hw_blk hw_blk[] = {
 	{ .msk = BIT(5), .name = "COMMON",
 	  .enable_error = hclge_enable_common_error,
 	  .process_error = hclge_process_common_error, },
+	{ .msk = BIT(1), .name = "PPP",
+	  .enable_error = hclge_enable_ppp_error,
+	  .process_error = hclge_process_ppp_error, },
 	{ /* sentinel */ }
 };
 
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index f46c8c29a17e..c6d373929be6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -27,6 +27,16 @@
 #define HCLGE_IGU_ERR_INT_EN_MASK	0x000F
 #define HCLGE_IGU_TNL_ERR_INT_EN    0x0002AABF
 #define HCLGE_IGU_TNL_ERR_INT_EN_MASK  0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT0_EN_MASK	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN	0xFFFFFFFF
+#define HCLGE_PPP_MPF_ECC_ERR_INT1_EN_MASK	0xFFFFFFFF
+#define HCLGE_PPP_PF_ERR_INT_EN	0x0003
+#define HCLGE_PPP_PF_ERR_INT_EN_MASK	0x0003
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN	0x003F
+#define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK	0x003F
 #define HCLGE_NCSI_ERR_INT_EN	0x3
 #define HCLGE_NCSI_ERR_INT_TYPE	0x9
 
@@ -43,6 +53,7 @@
 #define HCLGE_TQP_IMP_ERR_CLR_MASK	0x0FFF0001
 #define HCLGE_IGU_COM_INT_MASK		0xF
 #define HCLGE_IGU_EGU_TNL_INT_MASK	0x3F
+#define HCLGE_PPP_PF_INT_MASK		0x100
 
 enum hclge_err_int_type {
 	HCLGE_ERR_INT_MSIX = 0,
-- 
cgit v1.2.3-59-g8ed1b


From 01865a50d78f515423422b8c55e8b6f6bf4c2cd4 Mon Sep 17 00:00:00 2001
From: Shiju Jose <shiju.jose@huawei.com>
Date: Fri, 19 Oct 2018 20:15:32 +0100
Subject: net: hns3: Add enable and process hw errors of TM scheduler

This patch enables and process hw errors of TM scheduler and
QCN(Quantized Congestion Control).

Signed-off-by: Shiju Jose <shiju.jose@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h |   8 +
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c | 286 +++++++++++++++++++++
 .../net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h |   3 +
 .../ethernet/hisilicon/hns3/hns3pf/hclge_main.c    |   6 +
 4 files changed, 303 insertions(+)

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
index f23cf785d88e..872cd4bdd70d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h
@@ -211,6 +211,12 @@ enum hclge_opcode_type {
 	HCLGE_OPC_LED_STATUS_CFG	= 0xB000,
 
 	/* Error INT commands */
+	HCLGE_TM_SCH_ECC_INT_EN		= 0x0829,
+	HCLGE_TM_SCH_ECC_ERR_RINT_CMD	= 0x082d,
+	HCLGE_TM_SCH_ECC_ERR_RINT_CE	= 0x082f,
+	HCLGE_TM_SCH_ECC_ERR_RINT_NFE	= 0x0830,
+	HCLGE_TM_SCH_ECC_ERR_RINT_FE	= 0x0831,
+	HCLGE_TM_SCH_MBIT_ECC_INFO_CMD	= 0x0833,
 	HCLGE_COMMON_ECC_INT_CFG	= 0x1505,
 	HCLGE_IGU_EGU_TNL_INT_QUERY	= 0x1802,
 	HCLGE_IGU_EGU_TNL_INT_EN	= 0x1803,
@@ -218,6 +224,8 @@ enum hclge_opcode_type {
 	HCLGE_IGU_COMMON_INT_QUERY	= 0x1805,
 	HCLGE_IGU_COMMON_INT_EN		= 0x1806,
 	HCLGE_IGU_COMMON_INT_CLR	= 0x1807,
+	HCLGE_TM_QCN_MEM_INT_CFG	= 0x1A14,
+	HCLGE_TM_QCN_MEM_INT_INFO_CMD	= 0x1A17,
 	HCLGE_PPP_CMD0_INT_CMD		= 0x2100,
 	HCLGE_PPP_CMD1_INT_CMD		= 0x2101,
 	HCLGE_NCSI_INT_QUERY		= 0x2400,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
index ea73defa71b3..f7e363b90fe0 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.c
@@ -213,6 +213,129 @@ static const struct hclge_hw_error hclge_ppp_mpf_int3[] = {
 	{ /* sentinel */ }
 };
 
+struct hclge_tm_sch_ecc_info {
+	const char *name;
+};
+
+static const struct hclge_tm_sch_ecc_info hclge_tm_sch_ecc_err[7][15] = {
+	{
+		{ .name = "QSET_QUEUE_CTRL:PRI_LEN TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPA_LEN TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPB_LEN TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRA_LEN TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRB_LEN TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPA_HPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPB_HPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRA_HPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRB_HPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:QS_LINKLIST TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPA_TPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:SPB_TPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRA_TPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:WRRB_TPTR TAB" },
+		{ .name = "QSET_QUEUE_CTRL:QS_DEFICITCNT TAB" },
+	},
+	{
+		{ .name = "ROCE_QUEUE_CTRL:QS_LEN TAB" },
+		{ .name = "ROCE_QUEUE_CTRL:QS_TPTR TAB" },
+		{ .name = "ROCE_QUEUE_CTRL:QS_HPTR TAB" },
+		{ .name = "ROCE_QUEUE_CTRL:QLINKLIST TAB" },
+		{ .name = "ROCE_QUEUE_CTRL:QCLEN TAB" },
+	},
+	{
+		{ .name = "NIC_QUEUE_CTRL:QS_LEN TAB" },
+		{ .name = "NIC_QUEUE_CTRL:QS_TPTR TAB" },
+		{ .name = "NIC_QUEUE_CTRL:QS_HPTR TAB" },
+		{ .name = "NIC_QUEUE_CTRL:QLINKLIST TAB" },
+		{ .name = "NIC_QUEUE_CTRL:QCLEN TAB" },
+	},
+	{
+		{ .name = "RAM_CFG_CTRL:CSHAP TAB" },
+		{ .name = "RAM_CFG_CTRL:PSHAP TAB" },
+	},
+	{
+		{ .name = "SHAPER_CTRL:PSHAP TAB" },
+	},
+	{
+		{ .name = "MSCH_CTRL" },
+	},
+	{
+		{ .name = "TOP_CTRL" },
+	},
+};
+
+static const struct hclge_hw_error hclge_tm_sch_err_int[] = {
+	{ .int_msk = BIT(0), .msg = "tm_sch_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "tm_sch_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "tm_sch_port_shap_sub_fifo_wr_full_err" },
+	{ .int_msk = BIT(3), .msg = "tm_sch_port_shap_sub_fifo_rd_empty_err" },
+	{ .int_msk = BIT(4), .msg = "tm_sch_pg_pshap_sub_fifo_wr_full_err" },
+	{ .int_msk = BIT(5), .msg = "tm_sch_pg_pshap_sub_fifo_rd_empty_err" },
+	{ .int_msk = BIT(6), .msg = "tm_sch_pg_cshap_sub_fifo_wr_full_err" },
+	{ .int_msk = BIT(7), .msg = "tm_sch_pg_cshap_sub_fifo_rd_empty_err" },
+	{ .int_msk = BIT(8), .msg = "tm_sch_pri_pshap_sub_fifo_wr_full_err" },
+	{ .int_msk = BIT(9), .msg = "tm_sch_pri_pshap_sub_fifo_rd_empty_err" },
+	{ .int_msk = BIT(10), .msg = "tm_sch_pri_cshap_sub_fifo_wr_full_err" },
+	{ .int_msk = BIT(11), .msg = "tm_sch_pri_cshap_sub_fifo_rd_empty_err" },
+	{ .int_msk = BIT(12),
+	  .msg = "tm_sch_port_shap_offset_fifo_wr_full_err" },
+	{ .int_msk = BIT(13),
+	  .msg = "tm_sch_port_shap_offset_fifo_rd_empty_err" },
+	{ .int_msk = BIT(14),
+	  .msg = "tm_sch_pg_pshap_offset_fifo_wr_full_err" },
+	{ .int_msk = BIT(15),
+	  .msg = "tm_sch_pg_pshap_offset_fifo_rd_empty_err" },
+	{ .int_msk = BIT(16),
+	  .msg = "tm_sch_pg_cshap_offset_fifo_wr_full_err" },
+	{ .int_msk = BIT(17),
+	  .msg = "tm_sch_pg_cshap_offset_fifo_rd_empty_err" },
+	{ .int_msk = BIT(18),
+	  .msg = "tm_sch_pri_pshap_offset_fifo_wr_full_err" },
+	{ .int_msk = BIT(19),
+	  .msg = "tm_sch_pri_pshap_offset_fifo_rd_empty_err" },
+	{ .int_msk = BIT(20),
+	  .msg = "tm_sch_pri_cshap_offset_fifo_wr_full_err" },
+	{ .int_msk = BIT(21),
+	  .msg = "tm_sch_pri_cshap_offset_fifo_rd_empty_err" },
+	{ .int_msk = BIT(22), .msg = "tm_sch_rq_fifo_wr_full_err" },
+	{ .int_msk = BIT(23), .msg = "tm_sch_rq_fifo_rd_empty_err" },
+	{ .int_msk = BIT(24), .msg = "tm_sch_nq_fifo_wr_full_err" },
+	{ .int_msk = BIT(25), .msg = "tm_sch_nq_fifo_rd_empty_err" },
+	{ .int_msk = BIT(26), .msg = "tm_sch_roce_up_fifo_wr_full_err" },
+	{ .int_msk = BIT(27), .msg = "tm_sch_roce_up_fifo_rd_empty_err" },
+	{ .int_msk = BIT(28), .msg = "tm_sch_rcb_byte_fifo_wr_full_err" },
+	{ .int_msk = BIT(29), .msg = "tm_sch_rcb_byte_fifo_rd_empty_err" },
+	{ .int_msk = BIT(30), .msg = "tm_sch_ssu_byte_fifo_wr_full_err" },
+	{ .int_msk = BIT(31), .msg = "tm_sch_ssu_byte_fifo_rd_empty_err" },
+	{ /* sentinel */ }
+};
+
+static const struct hclge_hw_error hclge_qcn_ecc_err_int[] = {
+	{ .int_msk = BIT(0), .msg = "qcn_byte_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(1), .msg = "qcn_byte_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(2), .msg = "qcn_time_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(3), .msg = "qcn_time_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(4), .msg = "qcn_fb_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(5), .msg = "qcn_fb_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(6), .msg = "qcn_link_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(7), .msg = "qcn_link_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(8), .msg = "qcn_rate_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(9), .msg = "qcn_rate_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(10), .msg = "qcn_tmplt_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(11), .msg = "qcn_tmplt_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(12), .msg = "qcn_shap_cfg_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(13), .msg = "qcn_shap_cfg_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(14), .msg = "qcn_gp0_barrel_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(15), .msg = "qcn_gp0_barrel_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(16), .msg = "qcn_gp1_barrel_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(17), .msg = "qcn_gp1_barrel_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(18), .msg = "qcn_gp2_barrel_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(19), .msg = "qcn_gp2_barrel_mem_ecc_mbit_err" },
+	{ .int_msk = BIT(20), .msg = "qcn_gp3_barral_mem_ecc_1bit_err" },
+	{ .int_msk = BIT(21), .msg = "qcn_gp3_barral_mem_ecc_mbit_err" },
+	{ /* sentinel */ }
+};
+
 static void hclge_log_error(struct device *dev,
 			    const struct hclge_hw_error *err_list,
 			    u32 err_sts)
@@ -501,6 +624,47 @@ static int hclge_enable_ppp_error(struct hclge_dev *hdev, bool en)
 	return ret;
 }
 
+int hclge_enable_tm_hw_error(struct hclge_dev *hdev, bool en)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc;
+	int ret;
+
+	/* enable TM SCH hw errors */
+	hclge_cmd_setup_basic_desc(&desc, HCLGE_TM_SCH_ECC_INT_EN, false);
+	if (en)
+		desc.data[0] = cpu_to_le32(HCLGE_TM_SCH_ECC_ERR_INT_EN);
+	else
+		desc.data[0] = 0;
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret) {
+		dev_err(dev, "failed(%d) to configure TM SCH errors\n", ret);
+		return ret;
+	}
+
+	/* enable TM QCN hw errors */
+	ret = hclge_cmd_query_error(hdev, &desc, HCLGE_TM_QCN_MEM_INT_CFG,
+				    0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read TM QCN CFG status\n", ret);
+		return ret;
+	}
+
+	hclge_cmd_reuse_desc(&desc, false);
+	if (en)
+		desc.data[1] = cpu_to_le32(HCLGE_TM_QCN_MEM_ERR_INT_EN);
+	else
+		desc.data[1] = 0;
+
+	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
+	if (ret)
+		dev_err(dev,
+			"failed(%d) to configure TM QCN mem errors\n", ret);
+
+	return ret;
+}
+
 static void hclge_process_common_error(struct hclge_dev *hdev,
 				       enum hclge_err_int_type type)
 {
@@ -736,6 +900,125 @@ static void hclge_process_ppp_error(struct hclge_dev *hdev,
 			ret);
 }
 
+static void hclge_process_tm_sch_error(struct hclge_dev *hdev)
+{
+	struct device *dev = &hdev->pdev->dev;
+	const struct hclge_tm_sch_ecc_info *tm_sch_ecc_info;
+	struct hclge_desc desc;
+	u32 ecc_info;
+	u8 module_no;
+	u8 ram_no;
+	int ret;
+
+	/* read TM scheduler errors */
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_SCH_MBIT_ECC_INFO_CMD, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read SCH mbit ECC err info\n", ret);
+		return;
+	}
+	ecc_info = le32_to_cpu(desc.data[0]);
+
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_SCH_ECC_ERR_RINT_CMD, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read SCH ECC err status\n", ret);
+		return;
+	}
+
+	/* log TM scheduler errors */
+	if (le32_to_cpu(desc.data[0])) {
+		hclge_log_error(dev, &hclge_tm_sch_err_int[0],
+				le32_to_cpu(desc.data[0]));
+		if (le32_to_cpu(desc.data[0]) & 0x2) {
+			module_no = (ecc_info >> 20) & 0xF;
+			ram_no = (ecc_info >> 16) & 0xF;
+			tm_sch_ecc_info =
+				&hclge_tm_sch_ecc_err[module_no][ram_no];
+			dev_warn(dev, "ecc err module:ram=%s\n",
+				 tm_sch_ecc_info->name);
+			dev_warn(dev, "ecc memory address = 0x%x\n",
+				 ecc_info & 0xFFFF);
+		}
+	}
+
+	/* clear TM scheduler errors */
+	ret = hclge_cmd_clear_error(hdev, &desc, NULL, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to clear TM SCH error status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_SCH_ECC_ERR_RINT_CE, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read SCH CE status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_clear_error(hdev, &desc, NULL, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to clear TM SCH CE status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_SCH_ECC_ERR_RINT_NFE, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read SCH NFE status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_clear_error(hdev, &desc, NULL, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to clear TM SCH NFE status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_SCH_ECC_ERR_RINT_FE, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read SCH FE status\n", ret);
+		return;
+	}
+
+	ret = hclge_cmd_clear_error(hdev, &desc, NULL, 0, 0);
+	if (ret)
+		dev_err(dev, "failed(%d) to clear TM SCH FE status\n", ret);
+}
+
+static void hclge_process_tm_qcn_error(struct hclge_dev *hdev)
+{
+	struct device *dev = &hdev->pdev->dev;
+	struct hclge_desc desc;
+	int ret;
+
+	/* read QCN errors */
+	ret = hclge_cmd_query_error(hdev, &desc,
+				    HCLGE_TM_QCN_MEM_INT_INFO_CMD, 0, 0, 0);
+	if (ret) {
+		dev_err(dev, "failed(%d) to read QCN ECC err status\n", ret);
+		return;
+	}
+
+	/* log QCN errors */
+	if (le32_to_cpu(desc.data[0]))
+		hclge_log_error(dev, &hclge_qcn_ecc_err_int[0],
+				le32_to_cpu(desc.data[0]));
+
+	/* clear QCN errors */
+	ret = hclge_cmd_clear_error(hdev, &desc, NULL, 0, 0);
+	if (ret)
+		dev_err(dev, "failed(%d) to clear QCN error status\n", ret);
+}
+
+static void hclge_process_tm_error(struct hclge_dev *hdev,
+				   enum hclge_err_int_type type)
+{
+	hclge_process_tm_sch_error(hdev);
+	hclge_process_tm_qcn_error(hdev);
+}
+
 static const struct hclge_hw_blk hw_blk[] = {
 	{ .msk = BIT(0), .name = "IGU_EGU",
 	  .enable_error = hclge_enable_igu_egu_error,
@@ -743,6 +1026,9 @@ static const struct hclge_hw_blk hw_blk[] = {
 	{ .msk = BIT(5), .name = "COMMON",
 	  .enable_error = hclge_enable_common_error,
 	  .process_error = hclge_process_common_error, },
+	{ .msk = BIT(4), .name = "TM",
+	  .enable_error = hclge_enable_tm_hw_error,
+	  .process_error = hclge_process_tm_error, },
 	{ .msk = BIT(1), .name = "PPP",
 	  .enable_error = hclge_enable_ppp_error,
 	  .process_error = hclge_process_ppp_error, },
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
index c6d373929be6..e0e3b5861495 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_err.h
@@ -37,6 +37,8 @@
 #define HCLGE_PPP_MPF_ECC_ERR_INT2_EN_MASK	0x003F
 #define HCLGE_PPP_MPF_ECC_ERR_INT3_EN	0x003F
 #define HCLGE_PPP_MPF_ECC_ERR_INT3_EN_MASK	0x003F
+#define HCLGE_TM_SCH_ECC_ERR_INT_EN	0x3
+#define HCLGE_TM_QCN_MEM_ERR_INT_EN	0xFFFFFF
 #define HCLGE_NCSI_ERR_INT_EN	0x3
 #define HCLGE_NCSI_ERR_INT_TYPE	0x9
 
@@ -76,5 +78,6 @@ struct hclge_hw_error {
 };
 
 int hclge_hw_error_set_state(struct hclge_dev *hdev, bool state);
+int hclge_enable_tm_hw_error(struct hclge_dev *hdev, bool en);
 pci_ers_result_t hclge_process_ras_hw_error(struct hnae3_ae_dev *ae_dev);
 #endif
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 082ea9749a54..5234b5373ed3 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -6881,6 +6881,12 @@ static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)
 		return ret;
 	}
 
+	/* Re-enable the TM hw error interrupts because
+	 * they get disabled on core/global reset.
+	 */
+	if (hclge_enable_tm_hw_error(hdev, true))
+		dev_err(&pdev->dev, "failed to enable TM hw error interrupts\n");
+
 	dev_info(&pdev->dev, "Reset done, %s driver initialization finished.\n",
 		 HCLGE_DRIVER_NAME);
 
-- 
cgit v1.2.3-59-g8ed1b