linux-kernel - [tip: irq/core] iommu/amd: Remove bogus check for multi MSI-X

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Date:   Thu, 17 Nov 2022 15:08:30 -0000
From:   "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To:     linux-tip-commits@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org,
        linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] iommu/amd: Remove bogus check for multi MSI-X

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

Commit-ID:     1c82f0d3fcdcb509a7ba1a2c8f58890155750b00
Gitweb:        https://git.kernel.org/tip/1c82f0d3fcdcb509a7ba1a2c8f58890155750b00
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Fri, 11 Nov 2022 14:54:19 +01:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Thu, 17 Nov 2022 15:15:18 +01:00

iommu/amd: Remove bogus check for multi MSI-X

PCI/Multi-MSI is MSI specific and not supported for MSI-X

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/r/20221111122013.772447165@linutronix.de

---
 drivers/iommu/amd/iommu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c
index d3b39d0..8ece864 100644
--- a/drivers/iommu/amd/iommu.c
+++ b/drivers/iommu/amd/iommu.c
@@ -3294,8 +3294,7 @@ static int irq_remapping_alloc(struct irq_domain *domain, unsigned int virq,
 
 	if (!info)
 		return -EINVAL;
-	if (nr_irqs > 1 && info->type != X86_IRQ_ALLOC_TYPE_PCI_MSI &&
-	    info->type != X86_IRQ_ALLOC_TYPE_PCI_MSIX)
+	if (nr_irqs > 1 && info->type != X86_IRQ_ALLOC_TYPE_PCI_MSI)
 		return -EINVAL;
 
 	/*