linux-kernel - [tip: irq/msi] powerpc/mpic_u3msi: Use msi_for

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Message-ID: <163969083006.23020.12966734312702593646.tip-bot2@tip-bot2>
Date:   Thu, 16 Dec 2021 21:40:30 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Gunthorpe <jgg@...dia.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: [tip: irq/msi] powerpc/mpic_u3msi: Use msi_for_each-desc()

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

Commit-ID:     706b585a1b9554cb1ede5108c733593b94a7e1c4
Gitweb:        https://git.kernel.org/tip/706b585a1b9554cb1ede5108c733593b94a7e1c4
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Mon, 06 Dec 2021 23:51:31 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 16 Dec 2021 22:22:19 +01:00

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@...utronix.de>
Reviewed-by: Jason Gunthorpe <jgg@...dia.com>
Link: https://lore.kernel.org/r/20211206210748.576162169@linutronix.de

---
 arch/powerpc/sysdev/mpic_u3msi.c |  9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/arch/powerpc/sysdev/mpic_u3msi.c b/arch/powerpc/sysdev/mpic_u3msi.c
index 3861023..fa53b6d 100644
--- 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");