linux-kernel - [PATCH v2 08/15] IB/qib: Use PCI_IRQ_MSI

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Message-Id: <20200603114819.13377-1-piotr.stankiewicz@intel.com>
Date:   Wed,  3 Jun 2020 13:48:17 +0200
From:   Piotr Stankiewicz <piotr.stankiewicz@...el.com>
To:     Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org
Cc:     Piotr Stankiewicz <piotr.stankiewicz@...el.com>,
        Dennis Dalessandro <dennis.dalessandro@...el.com>,
        Mike Marciniszyn <mike.marciniszyn@...el.com>,
        Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...pe.ca>, Arnd Bergmann <arnd@...db.de>,
        Andy Shevchenko <andriy.shevchenko@...el.com>,
        linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 08/15] IB/qib: Use PCI_IRQ_MSI_TYPES where appropriate

Seeing as there is shorthand available to use when asking for any type
of interrupt, or any type of message signalled interrupt, leverage it.

Signed-off-by: Piotr Stankiewicz <piotr.stankiewicz@...el.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...el.com>
---
 drivers/infiniband/hw/qib/qib_pcie.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/qib/qib_pcie.c b/drivers/infiniband/hw/qib/qib_pcie.c
index 3dc6ce033319..caff44d2c12c 100644
--- a/drivers/infiniband/hw/qib/qib_pcie.c
+++ b/drivers/infiniband/hw/qib/qib_pcie.c
@@ -213,7 +213,7 @@ int qib_pcie_params(struct qib_devdata *dd, u32 minw, u32 *nent)
 	u16 linkstat, speed;
 	int nvec;
 	int maxvec;
-	unsigned int flags = PCI_IRQ_MSIX | PCI_IRQ_MSI;
+	unsigned int flags;
 
 	if (!pci_is_pcie(dd->pcidev)) {
 		qib_dev_err(dd, "Can't find PCI Express capability!\n");
@@ -225,7 +225,9 @@ int qib_pcie_params(struct qib_devdata *dd, u32 minw, u32 *nent)
 	}
 
 	if (dd->flags & QIB_HAS_INTX)
-		flags |= PCI_IRQ_LEGACY;
+		flags = PCI_IRQ_ALL_TYPES;
+	else
+		flags = PCI_IRQ_MSI_TYPES;
 	maxvec = (nent && *nent) ? *nent : 1;
 	nvec = pci_alloc_irq_vectors(dd->pcidev, 1, maxvec, flags);
 	if (nvec < 0)
-- 
2.17.2