powerpc/mpic_u3msi: Use msi_for_each-desc()

Replace the about to vanish iterators and make use of the filtering.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/20211206210748.576162169@linutronix.de

diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c
index 3861023..fa53b6d 100644 (file)
--- a/arch/powerpc/sysdev/mpic_u3msi.c
+++ b/arch/powerpc/sysdev/mpic_u3msi.c
@@ -104,17 +104,12 @@ static void u3msi_teardown_msi_irqs(struct pci_dev *pdev)
        struct msi_desc *entry;
        irq_hw_number_t hwirq;
 
-       for_each_pci_msi_entry(entry, pdev) {
-               if (!entry->irq)
-                       continue;
-
+       msi_for_each_desc(entry, &pdev->dev, MSI_DESC_ASSOCIATED) {
                hwirq = virq_to_hw(entry->irq);
                irq_set_msi_desc(entry->irq, NULL);
                irq_dispose_mapping(entry->irq);
                msi_bitmap_free_hwirqs(&msi_mpic->msi_bitmap, hwirq, 1);
        }
-
-       return;
 }
 
 static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
@@ -136,7 +131,7 @@ static int u3msi_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
                return -ENXIO;
        }
 
-       for_each_pci_msi_entry(entry, pdev) {
+       msi_for_each_desc(entry, &pdev->dev, MSI_DESC_NOTASSOCIATED) {
                hwirq = msi_bitmap_alloc_hwirqs(&msi_mpic->msi_bitmap, 1);
                if (hwirq < 0) {
                        pr_debug("u3msi: failed allocating hwirq\n");