net: hns3: Refine the MSIX allocation for PF

[mirror_ubuntu-bionic-kernel.git] / drivers / net / ethernet / hisilicon / hns3 / hns3pf / hclge_main.c

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 12eb41e065ee1f3c88f16faecd72c2e7008ca572..2c309dec01f3328376db019bee3c2c92b1c3e228 100644 (file)
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -933,6 +933,9 @@ static int hclge_query_pf_resource(struct hclge_dev *hdev)
        hdev->pkt_buf_size = __le16_to_cpu(req->buf_size) << HCLGE_BUF_UNIT_S;
 
        if (hnae3_dev_roce_supported(hdev)) {
+               hdev->roce_base_msix_offset =
+               hnae3_get_field(__le16_to_cpu(req->msixcap_localid_ba_rocee),
+                               HCLGE_MSIX_OFT_ROCEE_M, HCLGE_MSIX_OFT_ROCEE_S);
                hdev->num_roce_msi =
                hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number),
                                HCLGE_PF_VEC_NUM_M, HCLGE_PF_VEC_NUM_S);
@@ -940,7 +943,8 @@ static int hclge_query_pf_resource(struct hclge_dev *hdev)
                /* PF should have NIC vectors and Roce vectors,
                 * NIC vectors are queued before Roce vectors.
                 */
-               hdev->num_msi = hdev->num_roce_msi  + HCLGE_ROCE_VECTOR_OFFSET;
+               hdev->num_msi = hdev->num_roce_msi  +
+                               hdev->roce_base_msix_offset;
        } else {
                hdev->num_msi =
                hnae3_get_field(__le16_to_cpu(req->pf_intr_vector_number),
@@ -2038,7 +2042,7 @@ static int hclge_init_msi(struct hclge_dev *hdev)
        hdev->num_msi_left = vectors;
        hdev->base_msi_vector = pdev->irq;
        hdev->roce_base_vector = hdev->base_msi_vector +
-                               HCLGE_ROCE_VECTOR_OFFSET;
+                               hdev->roce_base_msix_offset;
 
        hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi,
                                           sizeof(u16), GFP_KERNEL);