[tip: irq/msi] powerpc/pseries/msi: Use PCI device properties

tip-bot2 for Thomas Gleixner
2021-12-16T21:43:05Z

The following commit has been merged into the irq/msi branch of tip:

Commit-ID: ed1533b5810141aceed2c2a3f13a17736f40e7fa
Gitweb: https://git.kernel.org/tip/ed1533b5810141aceed2c2a3f13a17736f40e7fa
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Fri, 10 Dec 2021 23:18:52 +01:00
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Thu, 16 Dec 2021 22:16:38 +01:00

powerpc/pseries/msi: Use PCI device properties

instead of fiddling with MSI descriptors.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211210221813.556202506@linutronix.de

---
arch/powerpc/platforms/pseries/msi.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index 8e28720..dc8cf36 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -448,8 +448,7 @@ static int pseries_msi_ops_prepare(struct irq_domain *domain, struct device *dev
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);
}