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| author | Marc Zyngier <marc.zyngier@arm.com> | 2017-10-08 18:44:42 +0100 |
|---|---|---|
| committer | Marc Zyngier <marc.zyngier@arm.com> | 2017-10-19 11:22:40 +0100 |
| commit | debf6d02bb58a099202375ca2ba88e9775b153c6 (patch) | |
| tree | 54faeeb81f5cd82c56c1ab2721192fd849688d41 /drivers/irqchip | |
| parent | 5c9a882e940dde2f3e80eb3c7635a3307be511b6 (diff) | |
| download | op-kernel-dev-debf6d02bb58a099202375ca2ba88e9775b153c6.zip op-kernel-dev-debf6d02bb58a099202375ca2ba88e9775b153c6.tar.gz | |
irqchip/gic-v3-its: Track per-ITS list number
At boot time, we enumerate all the GICv4-capable ITSs, and build
a mask of the available ITSs. Take this opportunity to store
the ITS number in the its_node structure so that we can use it
at a later time.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-gic-v3-its.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 6cc57dc..994f087 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -103,6 +103,7 @@ struct its_node { u64 (*get_msi_base)(struct its_device *its_dev); struct list_head its_device_list; u64 flags; + unsigned long list_nr; u32 ite_size; u32 device_ids; int numa_node; @@ -3064,6 +3065,8 @@ static int __init its_probe_one(struct resource *res, if (err < 0) goto out_free_its; + its->list_nr = err; + pr_info("ITS@%pa: Using ITS number %d\n", &res->start, err); } else { |
