diff options
| author |   Marc Zyngier <maz@kernel.org> | 2020-03-04 20:33:17 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2020-03-24 12:05:09 +0000 |
| commit | b4e8d644ec623cbb66f192a7fefbd0a66e314be8 (patch) | |
| tree | 4d15ff1170f3df97ab240e58727434642cfeac12 /drivers/irqchip | |
| parent | irqchip/gic-v4.1: Add initial SGI configuration (diff) | |
| download | wireguard-linux-b4e8d644ec623cbb66f192a7fefbd0a66e314be8.tar.xz wireguard-linux-b4e8d644ec623cbb66f192a7fefbd0a66e314be8.zip | |
irqchip/gic-v4.1: Plumb mask/unmask SGI callbacks
Implement mask/unmask for virtual SGIs by calling into the
configuration helper.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Link: https://lore.kernel.org/r/20200304203330.4967-11-maz@kernel.org
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-gic-v3-its.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 28c856a148f2..bc6666aed1cb 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -3944,6 +3944,22 @@ static void its_configure_sgi(struct irq_data *d, bool clear) its_send_single_vcommand(find_4_1_its(), its_build_vsgi_cmd, &desc); } +static void its_sgi_mask_irq(struct irq_data *d) +{ + struct its_vpe *vpe = irq_data_get_irq_chip_data(d); + + vpe->sgi_config[d->hwirq].enabled = false; + its_configure_sgi(d, false); +} + +static void its_sgi_unmask_irq(struct irq_data *d) +{ + struct its_vpe *vpe = irq_data_get_irq_chip_data(d); + + vpe->sgi_config[d->hwirq].enabled = true; + its_configure_sgi(d, false); +} + static int its_sgi_set_affinity(struct irq_data *d, const struct cpumask *mask_val, bool force) @@ -3958,6 +3974,8 @@ static int its_sgi_set_affinity(struct irq_data *d, static struct irq_chip its_sgi_irq_chip = { .name = "GICv4.1-sgi", + .irq_mask = its_sgi_mask_irq, + .irq_unmask = its_sgi_unmask_irq, .irq_set_affinity = its_sgi_set_affinity, }; |