From: Marc Zyngier <maz@kernel.org> To: kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org Cc: Eric Auger <eric.auger@redhat.com>, James Morse <james.morse@arm.com>, Julien Thierry <julien.thierry.kdev@gmail.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Thomas Gleixner <tglx@linutronix.de>, Jason Cooper <jason@lakedaemon.net>, Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>, Andrew Murray <Andrew.Murray@arm.com>, Zenghui Yu <yuzenghui@huawei.com>, Robert Richter <rrichter@marvell.com> Subject: [PATCH v3 16/32] irqchip/gic-v4.1: Advertise support v4.1 to KVM Date: Tue, 24 Dec 2019 11:10:39 +0000 [thread overview] Message-ID: <20191224111055.11836-17-maz@kernel.org> (raw) In-Reply-To: <20191224111055.11836-1-maz@kernel.org> Tell KVM that we support v4.1. Nothing uses this information so far. Signed-off-by: Marc Zyngier <maz@kernel.org> --- drivers/irqchip/irq-gic-v3-its.c | 9 ++++++++- drivers/irqchip/irq-gic-v3.c | 2 ++ include/linux/irqchip/arm-gic-common.h | 2 ++ 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 360ca2c1533f..48d7ee443544 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4739,6 +4739,7 @@ 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; @@ -4759,8 +4760,14 @@ 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() || diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 624f351c0362..fcbd220c92b3 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -1784,6 +1784,7 @@ static void __init gic_of_setup_kvm_info(struct device_node *node) gic_v3_kvm_info.vcpu = r; gic_v3_kvm_info.has_v4 = gic_data.rdists.has_vlpis; + gic_v3_kvm_info.has_v4_1 = gic_data.rdists.has_rvpeid; gic_set_kvm_info(&gic_v3_kvm_info); } @@ -2094,6 +2095,7 @@ static void __init gic_acpi_setup_kvm_info(void) } gic_v3_kvm_info.has_v4 = gic_data.rdists.has_vlpis; + gic_v3_kvm_info.has_v4_1 = gic_data.rdists.has_rvpeid; gic_set_kvm_info(&gic_v3_kvm_info); } diff --git a/include/linux/irqchip/arm-gic-common.h b/include/linux/irqchip/arm-gic-common.h index b9850f5f1906..fa8c0455c352 100644 --- a/include/linux/irqchip/arm-gic-common.h +++ b/include/linux/irqchip/arm-gic-common.h @@ -32,6 +32,8 @@ struct gic_kvm_info { struct resource vctrl; /* vlpi support */ bool has_v4; + /* rvpeid support */ + bool has_v4_1; }; const struct gic_kvm_info *gic_get_kvm_info(void); -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org> To: kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>, Jason Cooper <jason@lakedaemon.net>, Robert Richter <rrichter@marvell.com>, Thomas Gleixner <tglx@linutronix.de> Subject: [PATCH v3 16/32] irqchip/gic-v4.1: Advertise support v4.1 to KVM Date: Tue, 24 Dec 2019 11:10:39 +0000 [thread overview] Message-ID: <20191224111055.11836-17-maz@kernel.org> (raw) In-Reply-To: <20191224111055.11836-1-maz@kernel.org> Tell KVM that we support v4.1. Nothing uses this information so far. Signed-off-by: Marc Zyngier <maz@kernel.org> --- drivers/irqchip/irq-gic-v3-its.c | 9 ++++++++- drivers/irqchip/irq-gic-v3.c | 2 ++ include/linux/irqchip/arm-gic-common.h | 2 ++ 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 360ca2c1533f..48d7ee443544 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -4739,6 +4739,7 @@ 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; @@ -4759,8 +4760,14 @@ 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() || diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 624f351c0362..fcbd220c92b3 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -1784,6 +1784,7 @@ static void __init gic_of_setup_kvm_info(struct device_node *node) gic_v3_kvm_info.vcpu = r; gic_v3_kvm_info.has_v4 = gic_data.rdists.has_vlpis; + gic_v3_kvm_info.has_v4_1 = gic_data.rdists.has_rvpeid; gic_set_kvm_info(&gic_v3_kvm_info); } @@ -2094,6 +2095,7 @@ static void __init gic_acpi_setup_kvm_info(void) } gic_v3_kvm_info.has_v4 = gic_data.rdists.has_vlpis; + gic_v3_kvm_info.has_v4_1 = gic_data.rdists.has_rvpeid; gic_set_kvm_info(&gic_v3_kvm_info); } diff --git a/include/linux/irqchip/arm-gic-common.h b/include/linux/irqchip/arm-gic-common.h index b9850f5f1906..fa8c0455c352 100644 --- a/include/linux/irqchip/arm-gic-common.h +++ b/include/linux/irqchip/arm-gic-common.h @@ -32,6 +32,8 @@ struct gic_kvm_info { struct resource vctrl; /* vlpi support */ bool has_v4; + /* rvpeid support */ + bool has_v4_1; }; const struct gic_kvm_info *gic_get_kvm_info(void); -- 2.20.1 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
next prev parent reply other threads:[~2019-12-24 11:41 UTC|newest] Thread overview: 119+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-24 11:10 [PATCH v3 00/32] irqchip/gic-v4: GICv4.1 architecture support Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 01/32] irqchip/gic-v3: Detect GICv4.1 supporting RVPEID Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 02/32] irqchip/gic-v3: Add GICv4.1 VPEID size discovery Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 03/32] irqchip/gic-v3: Workaround Cavium TX1 erratum when reading GICD_TYPER2 Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-03-09 22:11 ` Robert Richter 2020-03-09 22:11 ` Robert Richter 2020-03-10 11:41 ` Marc Zyngier 2020-03-10 11:41 ` Marc Zyngier 2020-03-10 12:34 ` Robert Richter 2020-03-10 12:34 ` Robert Richter 2020-03-11 8:45 ` Robert Richter 2020-03-11 8:45 ` Robert Richter 2020-03-11 9:03 ` Marc Zyngier 2020-03-11 9:03 ` Marc Zyngier 2020-03-11 9:18 ` Robert Richter 2020-03-11 9:18 ` Robert Richter 2019-12-24 11:10 ` [PATCH v3 04/32] irqchip/gic-v3: Use SGIs without active state if offered Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-28 8:56 ` Zenghui Yu 2019-12-28 8:56 ` Zenghui Yu 2019-12-28 10:36 ` Marc Zyngier 2019-12-28 10:36 ` Marc Zyngier 2019-12-30 3:50 ` Zenghui Yu 2019-12-30 3:50 ` Zenghui Yu 2019-12-24 11:10 ` [PATCH v3 05/32] irqchip/gic-v4.1: VPE table (aka GICR_VPROPBASER) allocation Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-20 14:03 ` Zenghui Yu 2020-01-20 14:03 ` Zenghui Yu 2020-01-20 15:11 ` Marc Zyngier 2020-01-20 15:11 ` Marc Zyngier 2020-01-22 2:59 ` Zenghui Yu 2020-01-22 2:59 ` Zenghui Yu 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 06/32] irqchip/gic-v4.1: Implement the v4.1 flavour of VMAPP Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 07/32] irqchip/gic-v4.1: Don't use the VPE proxy if RVPEID is set Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 08/32] irqchip/gic-v4.1: Implement the v4.1 flavour of VMOVP Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 09/32] irqchip/gic-v4.1: Plumb skeletal VPE irqchip Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 10/32] irqchip/gic-v4.1: Add mask/unmask doorbell callbacks Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 11/32] irqchip/gic-v4.1: Add VPE residency callback Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 12/32] irqchip/gic-v4.1: Add VPE eviction callback Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 13/32] irqchip/gic-v4.1: Add VPE INVALL callback Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 14/32] irqchip/gic-v4.1: Suppress per-VLPI doorbell Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 15/32] irqchip/gic-v4.1: Allow direct invalidation of VLPIs Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-24 19:11 ` [tip: irq/core] " tip-bot2 for Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier [this message] 2019-12-24 11:10 ` [PATCH v3 16/32] irqchip/gic-v4.1: Advertise support v4.1 to KVM Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 17/32] irqchip/gic-v4.1: Map the ITS SGIR register page Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 18/32] irqchip/gic-v4.1: Plumb skeletal VSGI irqchip Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 19/32] irqchip/gic-v4.1: Add initial SGI configuration Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 20/32] irqchip/gic-v4.1: Plumb mask/unmask SGI callbacks Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 21/32] irqchip/gic-v4.1: Plumb get/set_irqchip_state " Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 22/32] irqchip/gic-v4.1: Plumb set_vcpu_affinity " Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 23/32] irqchip/gic-v4.1: Move doorbell management to the GICv4 abstraction layer Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 24/32] irqchip/gic-v4.1: Add VSGI allocation/teardown Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 25/32] irqchip/gic-v4.1: Add VSGI property setup Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 26/32] irqchip/gic-v4.1: Eagerly vmap vPEs Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 27/32] KVM: arm64: GICv4.1: Let doorbells be auto-enabled Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 28/32] KVM: arm64: GICv4.1: Add direct injection capability to SGI registers Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-28 9:19 ` Zenghui Yu 2019-12-28 9:19 ` Zenghui Yu 2019-12-28 10:41 ` Marc Zyngier 2019-12-28 10:41 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 29/32] KVM: arm64: GICv4.1: Allow SGIs to switch between HW and SW interrupts Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2020-01-15 2:49 ` Shaokun Zhang 2020-01-15 2:49 ` Shaokun Zhang 2020-01-15 3:49 ` Zenghui Yu 2020-01-15 3:49 ` Zenghui Yu 2020-01-15 13:32 ` Marc Zyngier 2020-01-15 13:32 ` Marc Zyngier 2020-01-15 13:49 ` Zenghui Yu 2020-01-15 13:49 ` Zenghui Yu 2020-01-16 6:13 ` Shaokun Zhang 2020-01-16 6:13 ` Shaokun Zhang 2020-01-15 13:17 ` Marc Zyngier 2020-01-15 13:17 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 30/32] KVM: arm64: GICv4.1: Plumb SGI implementation selection in the distributor Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 31/32] KVM: arm64: GICv4.1: Reload VLPI configuration on distributor enable/disable Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier 2019-12-24 11:10 ` [PATCH v3 32/32] KVM: arm64: GICv4.1: Expose HW-based SGIs in debugfs Marc Zyngier 2019-12-24 11:10 ` Marc Zyngier
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