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authorJie Wang <wangjie125@huawei.com>2021-11-10 16:42:50 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-11-18 21:17:12 +0300
commitbcbee7cf14a61828c53b3e39fa7997756689ebc4 (patch)
treed91278fbfc5e8ee9bac6fe25d5bc597b945b1635
parent3e13ce88a3c8cc4d5579409a650a3753cf4fac17 (diff)
downloadlinux-bcbee7cf14a61828c53b3e39fa7997756689ebc4.tar.xz
net: hns3: fix ROCE base interrupt vector initialization bug
[ Upstream commit beb27ca451a57a1c0e52b5268703f3c3173c1f8c ] Currently, NIC init ROCE interrupt vector with MSIX interrupt. But ROCE use pci_irq_vector() to get interrupt vector, which adds the relative interrupt vector again and gets wrong interrupt vector. So fixes it by assign relative interrupt vector to ROCE instead of MSIX interrupt vector and delete the unused struct member base_msi_vector declaration of hclgevf_dev. Fixes: 46a3df9f9718 ("net: hns3: Add HNS3 Acceleration Engine & Compatibility Layer Support") Signed-off-by: Jie Wang <wangjie125@huawei.com> Signed-off-by: Guangbin Huang <huangguangbin2@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c6
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c5
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h2
4 files changed, 2 insertions, 13 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index d891390d492f..ffd85cd297ef 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -2498,7 +2498,7 @@ static int hclge_init_roce_base_info(struct hclge_vport *vport)
if (hdev->num_msi < hdev->num_nic_msi + hdev->num_roce_msi)
return -EINVAL;
- roce->rinfo.base_vector = hdev->roce_base_vector;
+ roce->rinfo.base_vector = hdev->num_nic_msi;
roce->rinfo.netdev = nic->kinfo.netdev;
roce->rinfo.roce_io_base = hdev->hw.io_base;
@@ -2534,10 +2534,6 @@ static int hclge_init_msi(struct hclge_dev *hdev)
hdev->num_msi = vectors;
hdev->num_msi_left = vectors;
- hdev->base_msi_vector = pdev->irq;
- hdev->roce_base_vector = hdev->base_msi_vector +
- hdev->num_nic_msi;
-
hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi,
sizeof(u16), GFP_KERNEL);
if (!hdev->vector_status) {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
index 69cd8f87b4c8..9111b8c84d78 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.h
@@ -876,12 +876,10 @@ struct hclge_dev {
u16 num_msi;
u16 num_msi_left;
u16 num_msi_used;
- u32 base_msi_vector;
u16 *vector_status;
int *vector_irq;
u16 num_nic_msi; /* Num of nic vectors for this PF */
u16 num_roce_msi; /* Num of roce vectors for this PF */
- int roce_base_vector;
unsigned long service_timer_period;
unsigned long service_timer_previous;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index cf00ad7bb881..4cf34f169354 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -2557,7 +2557,7 @@ static int hclgevf_init_roce_base_info(struct hclgevf_dev *hdev)
hdev->num_msi_left == 0)
return -EINVAL;
- roce->rinfo.base_vector = hdev->roce_base_vector;
+ roce->rinfo.base_vector = hdev->roce_base_msix_offset;
roce->rinfo.netdev = nic->kinfo.netdev;
roce->rinfo.roce_io_base = hdev->hw.io_base;
@@ -2823,9 +2823,6 @@ static int hclgevf_init_msi(struct hclgevf_dev *hdev)
hdev->num_msi = vectors;
hdev->num_msi_left = vectors;
- hdev->base_msi_vector = pdev->irq;
- hdev->roce_base_vector = pdev->irq + hdev->roce_base_msix_offset;
-
hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi,
sizeof(u16), GFP_KERNEL);
if (!hdev->vector_status) {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
index 28288d7e3303..4bd922b47501 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
@@ -308,8 +308,6 @@ struct hclgevf_dev {
u16 num_nic_msix; /* Num of nic vectors for this VF */
u16 num_roce_msix; /* Num of roce vectors for this VF */
u16 roce_base_msix_offset;
- int roce_base_vector;
- u32 base_msi_vector;
u16 *vector_status;
int *vector_irq;