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From: Marc Zyngier <maz@kernel.org>
To: linux-arm-kernel@lists.infradead.org,
	kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org,
	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>,
	Zenghui Yu <yuzenghui@huawei.com>,
	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>
Subject: [PATCH v5 15/23] irqchip/gic-v4.1: Add VSGI property setup
Date: Wed,  4 Mar 2020 20:33:22 +0000
Message-ID: <20200304203330.4967-16-maz@kernel.org> (raw)
In-Reply-To: <20200304203330.4967-1-maz@kernel.org>

Add the SGI configuration entry point for KVM to use.

Signed-off-by: Marc Zyngier <maz@kernel.org>
---
 drivers/irqchip/irq-gic-v3-its.c   |  2 +-
 drivers/irqchip/irq-gic-v4.c       | 13 +++++++++++++
 include/linux/irqchip/arm-gic-v4.h |  3 ++-
 3 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index effb0e0b0c9d..b65fba67bd85 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -4039,7 +4039,7 @@ static int its_sgi_set_vcpu_affinity(struct irq_data *d, void *vcpu_info)
 	struct its_cmd_info *info = vcpu_info;
 
 	switch (info->cmd_type) {
-	case PROP_UPDATE_SGI:
+	case PROP_UPDATE_VSGI:
 		vpe->sgi_config[d->hwirq].priority = info->priority;
 		vpe->sgi_config[d->hwirq].group = info->group;
 		its_configure_sgi(d, false);
diff --git a/drivers/irqchip/irq-gic-v4.c b/drivers/irqchip/irq-gic-v4.c
index 99b33f60ac63..0c18714ae13e 100644
--- a/drivers/irqchip/irq-gic-v4.c
+++ b/drivers/irqchip/irq-gic-v4.c
@@ -320,6 +320,19 @@ int its_prop_update_vlpi(int irq, u8 config, bool inv)
 	return irq_set_vcpu_affinity(irq, &info);
 }
 
+int its_prop_update_vsgi(int irq, u8 priority, bool group)
+{
+	struct its_cmd_info info = {
+		.cmd_type = PROP_UPDATE_VSGI,
+		{
+			.priority	= priority,
+			.group		= group,
+		},
+	};
+
+	return irq_set_vcpu_affinity(irq, &info);
+}
+
 int its_init_v4(struct irq_domain *domain,
 		const struct irq_domain_ops *vpe_ops,
 		const struct irq_domain_ops *sgi_ops)
diff --git a/include/linux/irqchip/arm-gic-v4.h b/include/linux/irqchip/arm-gic-v4.h
index 0bb111b4a504..6976b8331b60 100644
--- a/include/linux/irqchip/arm-gic-v4.h
+++ b/include/linux/irqchip/arm-gic-v4.h
@@ -105,7 +105,7 @@ enum its_vcpu_info_cmd_type {
 	SCHEDULE_VPE,
 	DESCHEDULE_VPE,
 	INVALL_VPE,
-	PROP_UPDATE_SGI,
+	PROP_UPDATE_VSGI,
 };
 
 struct its_cmd_info {
@@ -134,6 +134,7 @@ int its_map_vlpi(int irq, struct its_vlpi_map *map);
 int its_get_vlpi(int irq, struct its_vlpi_map *map);
 int its_unmap_vlpi(int irq);
 int its_prop_update_vlpi(int irq, u8 config, bool inv);
+int its_prop_update_vsgi(int irq, u8 priority, bool group);
 
 struct irq_domain_ops;
 int its_init_v4(struct irq_domain *domain,
-- 
2.20.1


  parent reply index

Thread overview: 99+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-04 20:33 [PATCH v5 00/23] irqchip/gic-v4: GICv4.1 architecture support Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 01/23] irqchip/gic-v3: Use SGIs without active state if offered Marc Zyngier
2020-03-12  6:30   ` Zenghui Yu
2020-03-12  9:28     ` Marc Zyngier
2020-03-12 12:05       ` Marc Zyngier
2020-03-13  1:39         ` Zenghui Yu
2020-03-12 17:16   ` Auger Eric
2020-03-12 17:23     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 02/23] irqchip/gic-v4.1: Skip absent CPUs while iterating over redistributors Marc Zyngier
2020-03-16 17:10   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 03/23] irqchip/gic-v4.1: Ensure mutual exclusion between vPE affinity change and RD access Marc Zyngier
2020-03-12  6:56   ` Zenghui Yu
2020-03-04 20:33 ` [PATCH v5 04/23] irqchip/gic-v4.1: Wait for completion of redistributor's INVALL operation Marc Zyngier
2020-03-20 14:23   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 05/23] irqchip/gic-v4.1: Ensure mutual exclusion betwen invalidations on the same RD Marc Zyngier
2020-03-12  7:11   ` Zenghui Yu
2020-03-20 14:23   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 06/23] irqchip/gic-v4.1: Advertise support v4.1 to KVM Marc Zyngier
2020-03-16 17:10   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 07/23] irqchip/gic-v4.1: Map the ITS SGIR register page Marc Zyngier
2020-03-16 17:10   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 08/23] irqchip/gic-v4.1: Plumb skeletal VSGI irqchip Marc Zyngier
2020-03-16 17:10   ` Auger Eric
2020-03-19 10:03     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 09/23] irqchip/gic-v4.1: Add initial SGI configuration Marc Zyngier
2020-03-16 17:53   ` Auger Eric
2020-03-17  2:02     ` Zenghui Yu
2020-03-17  8:36       ` Auger Eric
2020-03-19 10:20     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 10/23] irqchip/gic-v4.1: Plumb mask/unmask SGI callbacks Marc Zyngier
2020-03-16 18:15   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 11/23] irqchip/gic-v4.1: Plumb get/set_irqchip_state " Marc Zyngier
2020-03-12  7:41   ` Zenghui Yu
2020-03-16 21:43   ` Auger Eric
2020-03-19 10:27     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 12/23] irqchip/gic-v4.1: Plumb set_vcpu_affinity " Marc Zyngier
2020-03-17 10:35   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 13/23] irqchip/gic-v4.1: Move doorbell management to the GICv4 abstraction layer Marc Zyngier
2020-03-12  8:20   ` Zenghui Yu
2020-03-04 20:33 ` [PATCH v5 14/23] irqchip/gic-v4.1: Add VSGI allocation/teardown Marc Zyngier
2020-03-12  8:06   ` Zenghui Yu
2020-03-04 20:33 ` Marc Zyngier [this message]
2020-03-12  8:09   ` [PATCH v5 15/23] irqchip/gic-v4.1: Add VSGI property setup Zenghui Yu
2020-03-17 10:30   ` Auger Eric
2020-03-19 10:57     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 16/23] irqchip/gic-v4.1: Eagerly vmap vPEs Marc Zyngier
2020-03-12  8:12   ` Zenghui Yu
2020-03-17  2:49   ` Zenghui Yu
2020-03-19 10:55     ` Marc Zyngier
2020-03-20  2:31       ` Zenghui Yu
2020-03-04 20:33 ` [PATCH v5 17/23] KVM: arm64: GICv4.1: Let doorbells be auto-enabled Marc Zyngier
2020-03-12  8:15   ` Zenghui Yu
2020-03-17 11:04   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 18/23] KVM: arm64: GICv4.1: Add direct injection capability to SGI registers Marc Zyngier
2020-03-18  3:28   ` Zenghui Yu
2020-03-20  8:11   ` Auger Eric
2020-03-20 10:05     ` Marc Zyngier
2020-03-20 10:56       ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 19/23] KVM: arm64: GICv4.1: Allow SGIs to switch between HW and SW interrupts Marc Zyngier
2020-03-19 16:16   ` Auger Eric
2020-03-19 19:52     ` Marc Zyngier
2020-03-19 20:13       ` Auger Eric
2020-03-20  9:17         ` Marc Zyngier
2020-03-20  4:22   ` Zenghui Yu
2020-03-04 20:33 ` [PATCH v5 20/23] KVM: arm64: GICv4.1: Plumb SGI implementation selection in the distributor Marc Zyngier
2020-03-18  6:34   ` Zenghui Yu
2020-03-19 12:10     ` Marc Zyngier
2020-03-19 20:38       ` Auger Eric
2020-03-20  3:08         ` Zenghui Yu
2020-03-20  7:59           ` Auger Eric
2020-03-20  9:46             ` Marc Zyngier
2020-03-20 11:09               ` Auger Eric
2020-03-20 11:20                 ` Marc Zyngier
2020-03-20  3:53       ` Zenghui Yu
2020-03-20  9:01         ` Marc Zyngier
2020-03-23  8:11           ` Zenghui Yu
2020-03-23  8:25             ` Marc Zyngier
2020-03-23 12:40               ` Zenghui Yu
2020-03-04 20:33 ` [PATCH v5 21/23] KVM: arm64: GICv4.1: Reload VLPI configuration on distributor enable/disable Marc Zyngier
2020-03-18  3:17   ` Zenghui Yu
2020-03-19 12:18     ` Marc Zyngier
2020-03-04 20:33 ` [PATCH v5 22/23] KVM: arm64: GICv4.1: Allow non-trapping WFI when using HW SGIs Marc Zyngier
2020-03-20  4:23   ` Zenghui Yu
2020-03-20  8:12   ` Auger Eric
2020-03-04 20:33 ` [PATCH v5 23/23] KVM: arm64: GICv4.1: Expose HW-based SGIs in debugfs Marc Zyngier
2020-03-18  3:19   ` Zenghui Yu
2020-03-19 15:05   ` Auger Eric
2020-03-19 15:21     ` Marc Zyngier
2020-03-19 15:43       ` Auger Eric
2020-03-19 16:16         ` Marc Zyngier
2020-03-19 16:17           ` Auger Eric
2020-03-20  4:38       ` Zenghui Yu
2020-03-20  9:09         ` Marc Zyngier
2020-03-20 11:35           ` Zenghui Yu
2020-03-20 11:46             ` Marc Zyngier
2020-03-20 12:09               ` Zenghui Yu
2020-03-05  3:39 ` [PATCH v5 00/23] irqchip/gic-v4: GICv4.1 architecture support Zenghui Yu
2020-03-09  8:17 ` Zenghui Yu
2020-03-09  8:46   ` Marc Zyngier

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