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
This commit is contained in:
Thomas Gleixner 2021-12-06 23:51:31 +01:00
parent ab430e7437
commit 706b585a1b

View file

@ -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");