linux-kernel - [patch 18/32] powerpc/fsl_msi: Use msi_for_each

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Message-ID: <20211126232735.369004773@linutronix.de>
Date:   Sat, 27 Nov 2021 02:22:55 +0100 (CET)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     LKML <linux-kernel@...r.kernel.org>
Cc:     Bjorn Helgaas <helgaas@...nel.org>, Marc Zygnier <maz@...nel.org>,
        Alex Williamson <alex.williamson@...hat.com>,
        Kevin Tian <kevin.tian@...el.com>,
        Jason Gunthorpe <jgg@...dia.com>,
        Megha Dey <megha.dey@...el.com>,
        Ashok Raj <ashok.raj@...el.com>, linux-pci@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-s390@...r.kernel.org, Heiko Carstens <hca@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Jon Mason <jdmason@...zu.us>,
        Dave Jiang <dave.jiang@...el.com>,
        Allen Hubbe <allenbh@...il.com>, linux-ntb@...glegroups.com
Subject: [patch 18/32] powerpc/fsl_msi: 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>
---
 arch/powerpc/sysdev/fsl_msi.c |    8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

--- a/arch/powerpc/sysdev/fsl_msi.c
+++ b/arch/powerpc/sysdev/fsl_msi.c
@@ -125,17 +125,13 @@ static void fsl_teardown_msi_irqs(struct
 	struct fsl_msi *msi_data;
 	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);
 		msi_data = irq_get_chip_data(entry->irq);
 		irq_set_msi_desc(entry->irq, NULL);
 		irq_dispose_mapping(entry->irq);
 		msi_bitmap_free_hwirqs(&msi_data->bitmap, hwirq, 1);
 	}
-
-	return;
 }
 
 static void fsl_compose_msi_msg(struct pci_dev *pdev, int hwirq,
@@ -215,7 +211,7 @@ static int fsl_setup_msi_irqs(struct pci
 		}
 	}
 
-	for_each_pci_msi_entry(entry, pdev) {
+	msi_for_each_desc(entry, &pdev->dev, MSI_DESC_NOTASSOCIATED) {
 		/*
 		 * Loop over all the MSI devices until we find one that has an
 		 * available interrupt.