linux-kernel - [irqchip: irq/irqchip-next] x86/uv: Use irq_domain_create

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Message-ID: <167631724247.4906.13715528722546938555.tip-bot2@tip-bot2>
Date:   Mon, 13 Feb 2023 19:40:42 -0000
From:   "irqchip-bot for Johan Hovold" <tip-bot2@...utronix.de>
To:     linux-kernel@...r.kernel.org
Cc:     philmd@...aro.org, "Hsin-Yi Wang" <hsinyi@...omium.org>,
        "Mark-PK Tsai" <mark-pk.tsai@...iatek.com>,
        Johan Hovold <johan+linaro@...nel.org>,
        Marc Zyngier <maz@...nel.org>, tglx@...utronix.de
Subject: [irqchip: irq/irqchip-next] x86/uv: Use irq_domain_create_hierarchy()

The following commit has been merged into the irq/irqchip-next branch of irqchip:

Commit-ID:     a14e7fdd43040a2a5da2cc979063b3c958015aa9
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/a14e7fdd43040a2a5da2cc979063b3c958015aa9
Author:        Johan Hovold <johan+linaro@...nel.org>
AuthorDate:    Mon, 13 Feb 2023 11:42:55 +01:00
Committer:     Marc Zyngier <maz@...nel.org>
CommitterDate: Mon, 13 Feb 2023 19:31:24 

x86/uv: Use irq_domain_create_hierarchy()

Use the irq_domain_create_hierarchy() helper to create the hierarchical
domain, which both serves as documentation and avoids poking at
irqdomain internals.

Reviewed-by: Philippe Mathieu-Daudé <philmd@...aro.org>
Tested-by: Hsin-Yi Wang <hsinyi@...omium.org>
Tested-by: Mark-PK Tsai <mark-pk.tsai@...iatek.com>
Signed-off-by: Johan Hovold <johan+linaro@...nel.org>
Signed-off-by: Marc Zyngier <maz@...nel.org>
Link: https://lore.kernel.org/r/20230213104302.17307-14-johan+linaro@kernel.org
---
 arch/x86/platform/uv/uv_irq.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 1a536a1..ee21d6a 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -166,10 +166,9 @@ static struct irq_domain *uv_get_irq_domain(void)
 	if (!fn)
 		goto out;
 
-	uv_domain = irq_domain_create_tree(fn, &uv_domain_ops, NULL);
-	if (uv_domain)
-		uv_domain->parent = x86_vector_domain;
-	else
+	uv_domain = irq_domain_create_hierarchy(x86_vector_domain, 0, 0, fn,
+						&uv_domain_ops, NULL);
+	if (!uv_domain)
 		irq_domain_free_fwnode(fn);
 out:
 	mutex_unlock(&uv_lock);