[patch 20/37] PCI/MSI: Store properties in device::msi::data
From: Thomas Gleixner <hidden>
Date: 2021-11-27 01:24:29
Also in:
dmaengine, linux-iommu, linux-pci, lkml
Store the properties which are interesting for various places so the MSI descriptor fiddling can be removed. Signed-off-by: Thomas Gleixner <redacted> --- drivers/pci/msi/msi.c | 6 ++++++ 1 file changed, 6 insertions(+)
--- 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);
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