[20/37] PCI/MSI: Store properties in device::msi::data

Commit Message

Thomas Gleixner Nov. 27, 2021, 1:20 a.m. UTC

Store the properties which are interesting for various places so the MSI
descriptor fiddling can be removed.

Signed-off-by: Thomas Gleixner <[e-mail]>
---
 drivers/pci/msi/msi.c |    6 ++++++
 1 file changed, 6 insertions(+)

Patch

--- a/drivers/pci/msi/msi.c
+++ b/drivers/pci/msi/msi.c
@@ -244,6 +244,8 @@  static void free_msi_irqs(struct pci_dev
 		iounmap(dev->msix_base);
 		dev->msix_base = NULL;
 	}
+
+	dev->dev.msi.data->properties = 0;
 }
 
 static void pci_intx_for_msi(struct pci_dev *dev, int enable)
@@ -372,6 +374,9 @@  msi_setup_entry(struct pci_dev *dev, int
 	if (entry->pci.msi_attrib.can_mask)
 		pci_read_config_dword(dev, entry->pci.mask_pos, &entry->pci.msi_mask);
 
+	dev->dev.msi.data->properties = MSI_PROP_PCI_MSI;
+	if (entry->pci.msi_attrib.is_64)
+		dev->dev.msi.data->properties |= MSI_PROP_64BIT;
 out:
 	kfree(masks);
 	return entry;
@@ -514,6 +519,7 @@  static int msix_setup_entries(struct pci
 		if (masks)
 			curmsk++;
 	}
+	dev->dev.msi.data->properties = MSI_PROP_PCI_MSIX | MSI_PROP_64BIT;
 	ret = 0;
 out:
 	kfree(masks);