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-rw-r--r--drivers/misc/cxl/pci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
index 6ac6b05..deef9c7 100644
--- a/drivers/misc/cxl/pci.c
+++ b/drivers/misc/cxl/pci.c
@@ -1264,6 +1264,9 @@ static int cxl_configure_adapter(struct cxl *adapter, struct pci_dev *dev)
if ((rc = adapter->native->sl_ops->adapter_regs_init(adapter, dev)))
goto err;
+ /* Required for devices using CAPP DMA mode, harmless for others */
+ pci_set_master(dev);
+
if ((rc = pnv_phb_to_cxl_mode(dev, adapter->native->sl_ops->capi_mode)))
goto err;