[RESEND PATCH 02/16] PCI/PTM: Use FIELD_MODIFY()

[Hans Zhang]

Use FIELD_MODIFY() to remove open-coded bit manipulation.
No functional change intended.

Signed-off-by: Hans Zhang <18255117159@xxxxxxx>
---
 drivers/pci/pcie/ptm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/pci/pcie/ptm.c b/drivers/pci/pcie/ptm.c
index a41ffd1914de..bd3bd39f6372 100644
--- a/drivers/pci/pcie/ptm.c
+++ b/drivers/pci/pcie/ptm.c
@@ -152,8 +152,7 @@ static int __pci_enable_ptm(struct pci_dev *dev)
 	pci_read_config_dword(dev, ptm + PCI_PTM_CTRL, &ctrl);
 
 	ctrl |= PCI_PTM_CTRL_ENABLE;
-	ctrl &= ~PCI_PTM_GRANULARITY_MASK;
-	ctrl |= FIELD_PREP(PCI_PTM_GRANULARITY_MASK, dev->ptm_granularity);
+	FIELD_MODIFY(PCI_PTM_GRANULARITY_MASK, &ctrl, dev->ptm_granularity);
 	if (dev->ptm_root)
 		ctrl |= PCI_PTM_CTRL_ROOT;
 
-- 
2.34.1