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Subject[tip: irq/core] irqchip/gic-v2m: Register the frame's PA instead of its VA in fwnode
The following commit has been merged into the irq/core branch of tip:

Commit-ID: 7d5b7695c22f6e22d9a16df17f477832eef8e2b7
Gitweb: https://git.kernel.org/tip/7d5b7695c22f6e22d9a16df17f477832eef8e2b7
Author: Marc Zyngier <maz@kernel.org>
AuthorDate: Wed, 31 Jul 2019 16:13:42 +01:00
Committer: Marc Zyngier <maz@kernel.org>
CommitterDate: Wed, 07 Aug 2019 14:24:37 +01:00

irqchip/gic-v2m: Register the frame's PA instead of its VA in fwnode

Do not expose the frame's VA (it appears in debugfs). Instead,
record the PA, which at least can be used to precisely identify
the associated irqchip and domain.

Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Marc Zyngier <maz@kernel.org>
---
drivers/irqchip/irq-gic-v2m.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c
index 7338f90..e88e75c 100644
--- a/drivers/irqchip/irq-gic-v2m.c
+++ b/drivers/irqchip/irq-gic-v2m.c
@@ -525,7 +525,7 @@ acpi_parse_madt_msi(union acpi_subtable_headers *header,
spi_start, nr_spis);
}

- fwnode = irq_domain_alloc_fwnode((void *)m->base_address);
+ fwnode = irq_domain_alloc_fwnode(&res.start);
if (!fwnode) {
pr_err("Unable to allocate GICv2m domain token\n");
return -EINVAL;
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