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ARM: PXA: Kill use of irq_create_strict_mappings()

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irq_create_strict_mappings() is a poor way to allow the use of
a linear IRQ domain as a legacy one. Let's be upfront about
it and use a legacy domain when appropriate.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210406093557.1073423-3-maz@kernel.org
This commit is contained in:
Marc Zyngier 2021-04-06 10:35:50 +01:00
parent 46135d6f87
commit b68761da01
1 changed files with 11 additions and 13 deletions
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24
arch/arm/mach-pxa/pxa_cplds_irqs.c
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@ -147,22 +147,20 @@ static int cplds_probe(struct platform_device *pdev)
}
irq_set_irq_wake(fpga->irq, 1);
fpga->irqdomain = irq_domain_add_linear(pdev->dev.of_node,
CPLDS_NB_IRQ,
&cplds_irq_domain_ops, fpga);
if (base_irq)
fpga->irqdomain = irq_domain_add_legacy(pdev->dev.of_node,
CPLDS_NB_IRQ,
base_irq, 0,
&cplds_irq_domain_ops,
fpga);
else
fpga->irqdomain = irq_domain_add_linear(pdev->dev.of_node,
CPLDS_NB_IRQ,
&cplds_irq_domain_ops,
fpga);
if (!fpga->irqdomain)
return -ENODEV;
if (base_irq) {
ret = irq_create_strict_mappings(fpga->irqdomain, base_irq, 0,
CPLDS_NB_IRQ);
if (ret) {
dev_err(&pdev->dev, "couldn't create the irq mapping %d..%d\n",
base_irq, base_irq + CPLDS_NB_IRQ);
return ret;
}
}
return 0;
}