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Wed, 04 Mar 2020 20:34:50 +0000 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-kernel@vger.kernel.org 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> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200304203330.4967-1-maz@kernel.org> References: <20200304203330.4967-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, lorenzo.pieralisi@arm.com, jason@lakedaemon.net, rrichter@marvell.com, tglx@linutronix.de, yuzenghui@huawei.com, eric.auger@redhat.com, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200304_123628_103085_FA39F3A8 X-CRM114-Status: GOOD ( 14.64 ) X-Spam-Score: -5.2 (-----) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-5.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Lorenzo Pieralisi , Jason Cooper , Suzuki K Poulose , Eric Auger , Robert Richter , James Morse , Zenghui Yu , Thomas Gleixner , Julien Thierry Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add the SGI configuration entry point for KVM to use. Signed-off-by: Marc Zyngier Reviewed-by: Zenghui Yu Reviewed-by: Eric Auger --- 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,