This is a note to let you know that I've just added the patch titled
irqchip/jcore-aic: Kill use of irq_create_strict_mappings()
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
irqchip-jcore-aic-kill-use-of-irq_create_strict_mapp.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 567410ef2e3646e5cde58e251d16d4bd165cb6e3
Author: Marc Zyngier <maz@xxxxxxxxxx>
Date: Tue Apr 6 10:35:51 2021 +0100
irqchip/jcore-aic: Kill use of irq_create_strict_mappings()
[ Upstream commit 5f8b938bd790cff6542c7fe3c1495c71f89fef1b ]
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.
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20210406093557.1073423-4-maz@xxxxxxxxxx
Stable-dep-of: 4848229494a3 ("irqchip/jcore-aic: Fix missing allocation of IRQ descriptors")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/irqchip/irq-jcore-aic.c b/drivers/irqchip/irq-jcore-aic.c
index 033bccb41455c..5f47d8ee4ae39 100644
--- a/drivers/irqchip/irq-jcore-aic.c
+++ b/drivers/irqchip/irq-jcore-aic.c
@@ -100,11 +100,11 @@ static int __init aic_irq_of_init(struct device_node *node,
jcore_aic.irq_unmask = noop;
jcore_aic.name = "AIC";
- domain = irq_domain_add_linear(node, dom_sz, &jcore_aic_irqdomain_ops,
+ domain = irq_domain_add_legacy(node, dom_sz - min_irq, min_irq, min_irq,
+ &jcore_aic_irqdomain_ops,
&jcore_aic);
if (!domain)
return -ENOMEM;
- irq_create_strict_mappings(domain, min_irq, min_irq, dom_sz - min_irq);
return 0;
}
