On Fri, May 06, 2016 at 11:46:06AM +0100, Andre Przywara wrote: > Connect to the new VGIC to the irqfd framework, so that we can > inject IRQs. > GSI routing and MSI routing is not yet implemented. > > Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx> > --- > virt/kvm/arm/vgic/vgic-irqfd.c | 52 ++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 52 insertions(+) > create mode 100644 virt/kvm/arm/vgic/vgic-irqfd.c > > diff --git a/virt/kvm/arm/vgic/vgic-irqfd.c b/virt/kvm/arm/vgic/vgic-irqfd.c > new file mode 100644 > index 0000000..c675513 > --- /dev/null > +++ b/virt/kvm/arm/vgic/vgic-irqfd.c > @@ -0,0 +1,52 @@ > +/* > + * Copyright (C) 2015, 2016 ARM Ltd. > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License version 2 as > + * published by the Free Software Foundation. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License > + * along with this program. If not, see <http://www.gnu.org/licenses/>. > + */ > + > +#include <linux/kvm.h> > +#include <linux/kvm_host.h> > +#include <trace/events/kvm.h> > + > +int kvm_irq_map_gsi(struct kvm *kvm, > + struct kvm_kernel_irq_routing_entry *entries, > + int gsi) > +{ > + return 0; > +} > + > +int kvm_irq_map_chip_pin(struct kvm *kvm, unsigned int irqchip, > + unsigned int pin) > +{ > + return pin; > +} > + > +int kvm_set_irq(struct kvm *kvm, int irq_source_id, > + u32 irq, int level, bool line_status) > +{ > + unsigned int spi = irq + VGIC_NR_PRIVATE_IRQS; > + > + trace_kvm_set_irq(irq, level, irq_source_id); > + > + BUG_ON(!vgic_initialized(kvm)); > + > + return kvm_vgic_inject_irq(kvm, 0, spi, level); > +} > + > +/* MSI not implemented yet */ > +int kvm_set_msi(struct kvm_kernel_irq_routing_entry *e, > + struct kvm *kvm, int irq_source_id, > + int level, bool line_status) > +{ > + return 0; > +} > -- > 2.7.3 > > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html Reviewed-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
