From patchwork Fri Mar 20 18:23:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 11450151 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 7DD441668 for ; Fri, 20 Mar 2020 18:52:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5C9C220789 for ; Fri, 20 Mar 2020 18:52:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584730320; bh=qOYltc5PEvsMpQTSXW5KLk7fZHc6f6PQXk+Qc6VfB1c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ZBWdkxaEI7XItmBPBH196cn37QKMBPOv57gh6BKZSFoXKq3PPny5WTiaQpYFDrc1v ecxNeV3NbEJ4239XDn/b301TMYGUE3VHeQH5Kvxk92DOCsPVAkQDQrLOt008S/aeZH SDH84LqKIvwu/EZsODN6nFIolDDKOASG9gWpfFHs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727492AbgCTSv4 (ORCPT ); Fri, 20 Mar 2020 14:51:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:45370 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727317AbgCTSvU (ORCPT ); Fri, 20 Mar 2020 14:51:20 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B41F620775; Fri, 20 Mar 2020 18:51:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1584730279; bh=qOYltc5PEvsMpQTSXW5KLk7fZHc6f6PQXk+Qc6VfB1c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ssQmUHCBsD3Ox8CDxP91JouIa2NMG4RBIFIOXvc0l8GIPMtVIBLIgatuJmuOMhE+p uPDwlbyKJWFmqe4WNNtzErWAeKu25kYQPlcy/rdHHflNav4738k14juy/u8XWPilkR 08EOwDVMVwsZQ14GjQeDMjD6/xa9wB+8qrNmpvmk= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jFMK0-00EKAx-Uu; Fri, 20 Mar 2020 18:24:41 +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 Cc: Lorenzo Pieralisi , Jason Cooper , Thomas Gleixner , Zenghui Yu , Eric Auger , James Morse , Julien Thierry , Suzuki K Poulose Subject: [PATCH v6 10/23] irqchip/gic-v4.1: Plumb mask/unmask SGI callbacks Date: Fri, 20 Mar 2020 18:23:53 +0000 Message-Id: <20200320182406.23465-11-maz@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200320182406.23465-1-maz@kernel.org> References: <20200320182406.23465-1-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, 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 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Implement mask/unmask for virtual SGIs by calling into the configuration helper. Signed-off-by: Marc Zyngier Reviewed-by: Zenghui Yu Reviewed-by: Eric Auger Link: https://lore.kernel.org/r/20200304203330.4967-11-maz@kernel.org --- drivers/irqchip/irq-gic-v3-its.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index c6aa4b4147ac..d89b9d78394d 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, };