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path: root/drivers/ntb/hw/amd/ntb_hw_amd.c
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Diffstat (limited to 'drivers/ntb/hw/amd/ntb_hw_amd.c')
-rw-r--r--drivers/ntb/hw/amd/ntb_hw_amd.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c
index 150e4db11485..111f33ff2bd7 100644
--- a/drivers/ntb/hw/amd/ntb_hw_amd.c
+++ b/drivers/ntb/hw/amd/ntb_hw_amd.c
@@ -994,6 +994,7 @@ static enum ntb_topo amd_get_topo(struct amd_ntb_dev *ndev)
static int amd_init_dev(struct amd_ntb_dev *ndev)
{
+ void __iomem *mmio = ndev->self_mmio;
struct pci_dev *pdev;
int rc = 0;
@@ -1015,6 +1016,10 @@ static int amd_init_dev(struct amd_ntb_dev *ndev)
ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1;
+ /* Enable Link-Up and Link-Down event interrupts */
+ ndev->int_mask &= ~(AMD_LINK_UP_EVENT | AMD_LINK_DOWN_EVENT);
+ writel(ndev->int_mask, mmio + AMD_INTMASK_OFFSET);
+
return 0;
}