From: Luo bin <luobin9@huawei.com>
Date: Fri, 18 Sep 2020 17:23:22 +0800
Subject: hinic: modify irq name
Patch-mainline: v5.10-rc1
Git-commit: a9fd686a71e97f7be3e3e640957a3228cb1fd1d7
References: bsc#1176447

Make a distinction between different irqs by netdev name or pci name.

Signed-off-by: Luo bin <luobin9@huawei.com>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c |   15 +++++++++------
 drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.h |    1 +
 drivers/net/ethernet/huawei/hinic/hinic_rx.c     |    2 +-
 drivers/net/ethernet/huawei/hinic/hinic_tx.c     |    4 ++--
 4 files changed, 13 insertions(+), 9 deletions(-)

--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.c
@@ -794,12 +794,15 @@ static int init_eq(struct hinic_eq *eq,
 			    HINIC_EQ_MSIX_LLI_CREDIT_LIMIT_DEFAULT,
 			    HINIC_EQ_MSIX_RESEND_TIMER_DEFAULT);
 
-	if (type == HINIC_AEQ)
-		err = request_irq(entry.vector, aeq_interrupt, 0,
-				  "hinic_aeq", eq);
-	else if (type == HINIC_CEQ)
-		err = request_irq(entry.vector, ceq_interrupt, 0,
-				  "hinic_ceq", eq);
+	if (type == HINIC_AEQ) {
+		snprintf(eq->irq_name, sizeof(eq->irq_name), "hinic_aeq%d@pci:%s", eq->q_id,
+			 pci_name(pdev));
+		err = request_irq(entry.vector, aeq_interrupt, 0, eq->irq_name, eq);
+	} else if (type == HINIC_CEQ) {
+		snprintf(eq->irq_name, sizeof(eq->irq_name), "hinic_ceq%d@pci:%s", eq->q_id,
+			 pci_name(pdev));
+		err = request_irq(entry.vector, ceq_interrupt, 0, eq->irq_name, eq);
+	}
 
 	if (err) {
 		dev_err(&pdev->dev, "Failed to request irq for the EQ\n");
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_eqs.h
@@ -186,6 +186,7 @@ struct hinic_eq {
 	int                     num_elem_in_pg;
 
 	struct msix_entry       msix_entry;
+	char			irq_name[64];
 
 	dma_addr_t              *dma_addr;
 	void                    **virt_addr;
--- a/drivers/net/ethernet/huawei/hinic/hinic_rx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
@@ -595,7 +595,7 @@ int hinic_init_rxq(struct hinic_rxq *rxq
 	rxq_stats_init(rxq);
 
 	rxq->irq_name = devm_kasprintf(&netdev->dev, GFP_KERNEL,
-				       "hinic_rxq%d", qp->q_id);
+				       "%s_rxq%d", netdev->name, qp->q_id);
 	if (!rxq->irq_name)
 		return -ENOMEM;
 
--- a/drivers/net/ethernet/huawei/hinic/hinic_tx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_tx.c
@@ -882,14 +882,14 @@ int hinic_init_txq(struct hinic_txq *txq
 		goto err_alloc_free_sges;
 	}
 
-	irqname_len = snprintf(NULL, 0, "hinic_txq%d", qp->q_id) + 1;
+	irqname_len = snprintf(NULL, 0, "%s_txq%d", netdev->name, qp->q_id) + 1;
 	txq->irq_name = devm_kzalloc(&netdev->dev, irqname_len, GFP_KERNEL);
 	if (!txq->irq_name) {
 		err = -ENOMEM;
 		goto err_alloc_irqname;
 	}
 
-	sprintf(txq->irq_name, "hinic_txq%d", qp->q_id);
+	sprintf(txq->irq_name, "%s_txq%d", netdev->name, qp->q_id);
 
 	err = hinic_hwdev_hw_ci_addr_set(hwdev, sq, CI_UPDATE_NO_PENDING,
 					 CI_UPDATE_NO_COALESC);