From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anup Patel Date: Thu, 15 Jun 2023 13:03:47 +0530 Subject: [PATCH v3 04/10] RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero In-Reply-To: <20230615073353.85435-1-apatel@ventanamicro.com> References: <20230615073353.85435-1-apatel@ventanamicro.com> Message-ID: <20230615073353.85435-5-apatel@ventanamicro.com> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit We hard-code the kvm_riscv_aia_nr_hgei to zero until IMSIC HW guest file support is added in KVM RISC-V. Signed-off-by: Anup Patel Reviewed-by: Atish Patra --- arch/riscv/kvm/aia.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kvm/aia.c b/arch/riscv/kvm/aia.c index c78c06d99e39..3f97575707eb 100644 --- a/arch/riscv/kvm/aia.c +++ b/arch/riscv/kvm/aia.c @@ -408,7 +408,7 @@ int kvm_riscv_aia_alloc_hgei(int cpu, struct kvm_vcpu *owner, raw_spin_unlock_irqrestore(&hgctrl->lock, flags); - /* TODO: To be updated later by AIA in-kernel irqchip support */ + /* TODO: To be updated later by AIA IMSIC HW guest file support */ if (hgei_va) *hgei_va = NULL; if (hgei_pa) @@ -610,6 +610,14 @@ int kvm_riscv_aia_init(void) if (kvm_riscv_aia_nr_hgei) kvm_riscv_aia_nr_hgei--; + /* + * Number of usable HGEI lines should be minimum of per-HART + * IMSIC guest files and number of bits in HGEIE + * + * TODO: To be updated later by AIA IMSIC HW guest file support + */ + kvm_riscv_aia_nr_hgei = 0; + /* Initialize guest external interrupt line management */ rc = aia_hgei_init(); 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Thu, 15 Jun 2023 00:34:15 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra Cc: Palmer Dabbelt , Paul Walmsley , Andrew Jones , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Anup Patel , Atish Patra Subject: [PATCH v3 04/10] RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero Date: Thu, 15 Jun 2023 13:03:47 +0530 Message-Id: <20230615073353.85435-5-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230615073353.85435-1-apatel@ventanamicro.com> References: <20230615073353.85435-1-apatel@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230615_003416_333796_F7D72317 X-CRM114-Status: GOOD ( 10.08 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org We hard-code the kvm_riscv_aia_nr_hgei to zero until IMSIC HW guest file support is added in KVM RISC-V. Signed-off-by: Anup Patel Reviewed-by: Atish Patra --- arch/riscv/kvm/aia.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kvm/aia.c b/arch/riscv/kvm/aia.c index c78c06d99e39..3f97575707eb 100644 --- a/arch/riscv/kvm/aia.c +++ b/arch/riscv/kvm/aia.c @@ -408,7 +408,7 @@ int kvm_riscv_aia_alloc_hgei(int cpu, struct kvm_vcpu *owner, raw_spin_unlock_irqrestore(&hgctrl->lock, flags); - /* TODO: To be updated later by AIA in-kernel irqchip support */ + /* TODO: To be updated later by AIA IMSIC HW guest file support */ if (hgei_va) *hgei_va = NULL; if (hgei_pa) @@ -610,6 +610,14 @@ int kvm_riscv_aia_init(void) if (kvm_riscv_aia_nr_hgei) kvm_riscv_aia_nr_hgei--; + /* + * Number of usable HGEI lines should be minimum of per-HART + * IMSIC guest files and number of bits in HGEIE + * + * TODO: To be updated later by AIA IMSIC HW guest file support + */ + kvm_riscv_aia_nr_hgei = 0; + /* Initialize guest external interrupt line management */ rc = aia_hgei_init(); if (rc) -- 2.34.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5DA14EB64D9 for ; Thu, 15 Jun 2023 07:35:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243940AbjFOHfM (ORCPT ); Thu, 15 Jun 2023 03:35:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245079AbjFOHeu (ORCPT ); Thu, 15 Jun 2023 03:34:50 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B184A2D41 for ; Thu, 15 Jun 2023 00:34:16 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-1b3d0b33dc2so26805635ad.0 for ; Thu, 15 Jun 2023 00:34:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1686814456; x=1689406456; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qy2FvnQ7sT+hFfzfZbK6StB7FDfBUwIcnd7vowD7Hdo=; b=Nt5IJ9A8Go305vi9k3xNch93gz4wG7hVjY7emu+ejrqDCvtVPNFSMj/ewo8/JK8jKC 5mTCTUhtatBK9HMGYBEbL1PQ08wnaCe7WXC+hWTgRDBES+tNYHWe/UI821L/gPKf8//x 0ggc2QMn2Bd4RHfoQL5qR+bIELmGTRAjHA1f5VFO+cJfPiov87zTo4q4rQDv5BaUL2ro jgYmzC2oRLN4GydsRhhA5SOMkVWeZxc7z1uIl+FgKR0B0/XjHWmimv0ZNw86j/5Ge3Am ir0opF7aLz9gqQJ1q21Vhp/uz/wejAlOt2q/vOSIwYoNQUB29t/JHEHK8W+lT6yaY+fQ QJWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686814456; x=1689406456; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qy2FvnQ7sT+hFfzfZbK6StB7FDfBUwIcnd7vowD7Hdo=; b=NcdGuT8TeOp3l2faKQAQqSgDVM9DXLdDf8SfWOGGAySLNbAWO0x7QGTKAcxCUM6lb9 IoMMWB4b+ZkSjWrnI6Bk/uvXn7FtALn1NHq2QXCV7c3zrQOLiVsrjHATFjjVjobIyvWR jpx6Tsmc+BHedXRokTTPf2WYQCrf5Pj2C0qZyTWyayIR6ZXXEOIDgSiny3TBWPW1ppYY 1uxs6gH0PQOXoBkp7rcaI9WEPOD7F6G4Qip/hseBLXeSRYdBVWE+LDWz1tnpF9+REnUI jpLNdXtlHJWQkUadSFBEniw91hdz/7mP7VdiznCxoAiActkWzfO/Czdz+eaZ5duRadj2 snKA== X-Gm-Message-State: AC+VfDzVNCOBDRKKVabQq9bUnqhWT0JbtieeE/HHI7QwEiyxrUsl1gyX EtyOnz1xLBrIUGaB0mOAOgG5aw== X-Google-Smtp-Source: ACHHUZ6mHR+PnahYyMyHEriKGo1bZrAuECg7TeZ+DuP6p9ElRRQTkxt63TCxjTz3+MbZztPJbCNo0w== X-Received: by 2002:a17:903:22c6:b0:1b3:d25a:5ece with SMTP id y6-20020a17090322c600b001b3d25a5ecemr10637846plg.31.1686814455799; Thu, 15 Jun 2023 00:34:15 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([106.51.83.242]) by smtp.gmail.com with ESMTPSA id ji1-20020a170903324100b001b016313b1dsm8049855plb.86.2023.06.15.00.34.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Jun 2023 00:34:15 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra Cc: Palmer Dabbelt , Paul Walmsley , Andrew Jones , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Anup Patel , Atish Patra Subject: [PATCH v3 04/10] RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero Date: Thu, 15 Jun 2023 13:03:47 +0530 Message-Id: <20230615073353.85435-5-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230615073353.85435-1-apatel@ventanamicro.com> References: <20230615073353.85435-1-apatel@ventanamicro.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org We hard-code the kvm_riscv_aia_nr_hgei to zero until IMSIC HW guest file support is added in KVM RISC-V. Signed-off-by: Anup Patel Reviewed-by: Atish Patra --- arch/riscv/kvm/aia.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kvm/aia.c b/arch/riscv/kvm/aia.c index c78c06d99e39..3f97575707eb 100644 --- a/arch/riscv/kvm/aia.c +++ b/arch/riscv/kvm/aia.c @@ -408,7 +408,7 @@ int kvm_riscv_aia_alloc_hgei(int cpu, struct kvm_vcpu *owner, raw_spin_unlock_irqrestore(&hgctrl->lock, flags); - /* TODO: To be updated later by AIA in-kernel irqchip support */ + /* TODO: To be updated later by AIA IMSIC HW guest file support */ if (hgei_va) *hgei_va = NULL; if (hgei_pa) @@ -610,6 +610,14 @@ int kvm_riscv_aia_init(void) if (kvm_riscv_aia_nr_hgei) kvm_riscv_aia_nr_hgei--; + /* + * Number of usable HGEI lines should be minimum of per-HART + * IMSIC guest files and number of bits in HGEIE + * + * TODO: To be updated later by AIA IMSIC HW guest file support + */ + kvm_riscv_aia_nr_hgei = 0; + /* Initialize guest external interrupt line management */ rc = aia_hgei_init(); if (rc) -- 2.34.1