From 3c40706d05fdea421e991da50e72a29d41131a66 Mon Sep 17 00:00:00 2001 From: Marc Zyngier Date: Wed, 4 Mar 2020 20:33:13 +0000 Subject: irqchip/gic-v4.1: Advertise support v4.1 to KVM Tell KVM that we support v4.1. Nothing uses this information so far. Signed-off-by: Marc Zyngier Reviewed-by: Zenghui Yu Reviewed-by: Eric Auger Link: https://lore.kernel.org/r/20200304203330.4967-7-maz@kernel.org --- drivers/irqchip/irq-gic-v3-its.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/irqchip/irq-gic-v3-its.c') diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index fc5788584df7..bcc1a0957cda 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4870,6 +4870,7 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists, struct device_node *of_node; struct its_node *its; bool has_v4 = false; + bool has_v4_1 = false; int err; gic_rdists = rdists; @@ -4890,8 +4891,14 @@ int __init its_init(struct fwnode_handle *handle, struct rdists *rdists, if (err) return err; - list_for_each_entry(its, &its_nodes, entry) + list_for_each_entry(its, &its_nodes, entry) { has_v4 |= is_v4(its); + has_v4_1 |= is_v4_1(its); + } + + /* Don't bother with inconsistent systems */ + if (WARN_ON(!has_v4_1 && rdists->has_rvpeid)) + rdists->has_rvpeid = false; if (has_v4 & rdists->has_vlpis) { if (its_init_vpe_domain() || -- cgit v1.2.3-59-g8ed1b