linux-kernel - [PATCH 06/11] irqchip/imx-mu-msi: Convert to msi_create_parent_irq

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Message-Id: <20241204124549.607054-7-maz@kernel.org>
Date: Wed,  4 Dec 2024 12:45:44 +0000
From: Marc Zyngier <maz@...nel.org>
To: iommu@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	loongarch@...ts.linux.dev,
	linux-riscv@...ts.infradead.org,
	linux-pci@...r.kernel.org
Cc: Joerg Roedel <joro@...tes.org>,
	Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
	David Woodhouse <dwmw2@...radead.org>,
	Lu Baolu <baolu.lu@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Huacai Chen <chenhuacai@...nel.org>,
	WANG Xuerui <kernel@...0n.name>,
	Jiaxun Yang <jiaxun.yang@...goat.com>,
	Andrew Lunn <andrew@...n.ch>,
	Gregory Clement <gregory.clement@...tlin.com>,
	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
	Anup Patel <anup@...infault.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Toan Le <toan@...amperecomputing.com>,
	Alyssa Rosenzweig <alyssa@...enzweig.io>
Subject: [PATCH 06/11] irqchip/imx-mu-msi: Convert to msi_create_parent_irq_domain() helper

Now that we have a concise helper to create an MSI parent domain,
switch the IMX letter soup over to that.

Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 drivers/irqchip/irq-imx-mu-msi.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/irqchip/irq-imx-mu-msi.c b/drivers/irqchip/irq-imx-mu-msi.c
index b3f656c6e7708..b73968423bb9f 100644
--- a/drivers/irqchip/irq-imx-mu-msi.c
+++ b/drivers/irqchip/irq-imx-mu-msi.c
@@ -226,17 +226,15 @@ static int imx_mu_msi_domains_init(struct imx_mu_msi *msi_data, struct device *d
 	struct irq_domain *parent;
 
 	/* Initialize MSI domain parent */
-	parent = irq_domain_create_linear(fwnodes, IMX_MU_CHANS,
-					  &imx_mu_msi_domain_ops, msi_data);
+	parent = msi_create_parent_irq_domain(fwnodes, &imx_mu_msi_parent_ops,
+					      &imx_mu_msi_domain_ops, 0,
+					      IMX_MU_CHANS, msi_data, NULL);
 	if (!parent) {
 		dev_err(dev, "failed to create IRQ domain\n");
 		return -ENOMEM;
 	}
 
-	irq_domain_update_bus_token(parent, DOMAIN_BUS_NEXUS);
 	parent->dev = parent->pm_dev = dev;
-	parent->flags |= IRQ_DOMAIN_FLAG_MSI_PARENT;
-	parent->msi_parent_ops = &imx_mu_msi_parent_ops;
 	return 0;
 }
 
-- 
2.39.2