# \[patch V3 06/35\] powerpc/pseries/msi: Use PCI device properties

- From: Thomas Gleixner \<hidden\>
- Date: 2021-12-10 22:19:29 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2021/12/1604544
- Thread: https://ratatoskr.run/linux-pci/2021/12/1604539/t.md

```text
From: Thomas Gleixner <redacted>

instead of fiddling with MSI descriptors.

Signed-off-by: Thomas Gleixner <redacted>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: <redacted>
---
V3: Use pci_dev->msix_enabled - Jason
---
 arch/powerpc/platforms/pseries/msi.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -448,8 +448,7 @@ static int pseries_msi_ops_prepare(struc
 				   int nvec, msi_alloc_info_t *arg)
 {
 	struct pci_dev *pdev = to_pci_dev(dev);
-	struct msi_desc *desc = first_pci_msi_entry(pdev);
-	int type = desc->pci.msi_attrib.is_msix ? PCI_CAP_ID_MSIX : PCI_CAP_ID_MSI;
+	int type = pdev->msix_enabled ? PCI_CAP_ID_MSIX : PCI_CAP_ID_MSI;
 
 	return rtas_prepare_msi_irqs(pdev, nvec, type, arg);
 }

```