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| author |   Thomas Gleixner <tglx@linutronix.de> | 2021-12-10 23:19:18 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2021-12-16 22:16:40 +0100 |
| commit | 173ffad79d177d9a91fbf3be6bf67ca81e0f765a (patch) | |
| tree | ff852acdd9a5996067b67a4c44b6fe997cd45a1f /arch/powerpc | |
| parent | soc: ti: ti_sci_inta_msi: Use msi_desc::msi_index (diff) | |
| download | linux-dev-173ffad79d177d9a91fbf3be6bf67ca81e0f765a.tar.xz linux-dev-173ffad79d177d9a91fbf3be6bf67ca81e0f765a.zip | |
PCI/MSI: Use msi_desc::msi_index
The usage of msi_desc::pci::entry_nr is confusing at best. It's the index
into the MSI[X] descriptor table.
Use msi_desc::msi_index which is shared between all MSI incarnations
instead of having a PCI specific storage for no value.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Michael Kelley <mikelley@microsoft.com>
Tested-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://lore.kernel.org/r/20211210221814.602911509@linutronix.de
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/pseries/msi.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c index dc8cf3603f9a..27cd1fb7e02b 100644 --- a/arch/powerpc/platforms/pseries/msi.c +++ b/arch/powerpc/platforms/pseries/msi.c @@ -332,7 +332,7 @@ static int check_msix_entries(struct pci_dev *pdev) expected = 0; for_each_pci_msi_entry(entry, pdev) { - if (entry->pci.msi_attrib.entry_nr != expected) { + if (entry->msi_index != expected) { pr_debug("rtas_msi: bad MSI-X entries.\n"); return -EINVAL; } @@ -579,7 +579,7 @@ static int pseries_irq_domain_alloc(struct irq_domain *domain, unsigned int virq int hwirq; int i, ret; - hwirq = rtas_query_irq_number(pci_get_pdn(pdev), desc->pci.msi_attrib.entry_nr); + hwirq = rtas_query_irq_number(pci_get_pdn(pdev), desc->msi_index); if (hwirq < 0) { dev_err(&pdev->dev, "Failed to query HW IRQ: %d\n", hwirq); return hwirq; |