Message-ID: <20211206210224.265589103@linutronix.de>
From:   Thomas Gleixner <tglx@linutronix.de>
To:     LKML <linux-kernel@vger.kernel.org>
Cc:     Bjorn Helgaas <helgaas@kernel.org>, Marc Zygnier <maz@kernel.org>,
        Alex Williamson <alex.williamson@redhat.com>,
        Kevin Tian <kevin.tian@intel.com>,
        Jason Gunthorpe <jgg@nvidia.com>,
        Megha Dey <megha.dey@intel.com>,
        Ashok Raj <ashok.raj@intel.com>, linux-pci@vger.kernel.org,
        Cedric Le Goater <clg@kaod.org>,
        Juergen Gross <jgross@suse.com>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Paul Mackerras <paulus@samba.org>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        linuxppc-dev@lists.ozlabs.org,
        Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
        linux-mips@vger.kernel.org, Kalle Valo <kvalo@codeaurora.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        sparclinux@vger.kernel.org, x86@kernel.org,
        xen-devel@lists.xenproject.org, ath11k@lists.infradead.org,
        Wei Liu <wei.liu@kernel.org>, linux-hyperv@vger.kernel.org,
        Christian Borntraeger <borntraeger@de.ibm.com>,
        Heiko Carstens <hca@linux.ibm.com>
Subject: [patch V2 08/23] PCI/sysfs: Use pci_irq_vector()
References: <20211206210147.872865823@linutronix.de>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Date:   Mon,  6 Dec 2021 23:27:36 +0100 (CET)
Precedence: bulk

instead of fiddling with msi descriptors.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
---
 drivers/pci/pci-sysfs.c |    7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -62,11 +62,8 @@ static ssize_t irq_show(struct device *d
 	 * For MSI, show the first MSI IRQ; for all other cases including
 	 * MSI-X, show the legacy INTx IRQ.
 	 */
-	if (pdev->msi_enabled) {
-		struct msi_desc *desc = first_pci_msi_entry(pdev);
-
-		return sysfs_emit(buf, "%u\n", desc->irq);
-	}
+	if (pdev->msi_enabled)
+		return sysfs_emit(buf, "%u\n", pci_irq_vector(pdev, 0));
 #endif
 
 	return sysfs_emit(buf, "%u\n", pdev->irq);