From patchwork Mon Feb 18 14:30:28 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: David Gibson X-Patchwork-Id: 1044113 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=gibson.dropbear.id.au Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=gibson.dropbear.id.au header.i=@gibson.dropbear.id.au header.b="oLp/hnA4"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4436vS3Zxhz9s3x for ; Tue, 19 Feb 2019 02:18:27 +1100 (AEDT) Received: from localhost ([127.0.0.1]:60339 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gvkgb-0002Za-OJ for incoming@patchwork.ozlabs.org; Mon, 18 Feb 2019 10:18:25 -0500 Received: from eggs.gnu.org ([209.51.188.92]:39202) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gvjxp-0006SR-Uf for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:32:11 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gvjxo-00036m-3i for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:32:09 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:32821) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gvjxm-0002s2-2A; Mon, 18 Feb 2019 09:32:07 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 4435rs0d7Tz9sRN; Tue, 19 Feb 2019 01:31:08 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1550500269; bh=ZMjVIIdSVwOxErgNkFH+PugiiSkfR7rcRgE8U6jqcfw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oLp/hnA47aw01bolMaxbm70l+G1xG9k8ljxX0jm+bKyCJy+aXG43v8n5M99JLjf39 RI1Zf8h2N135QdjV0ApFm7n5stzEO3T/Ruiro2SDzZIFQE8XFKAQKcb+JEd0KySOOd HcZt9w1yCHkMW7Sp0JKyLL0N086ftmmyMkBbyGmc= From: David Gibson To: peter.maydell@linaro.org Date: Tue, 19 Feb 2019 01:30:28 +1100 Message-Id: <20190218143049.17142-23-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190218143049.17142-1-david@gibson.dropbear.id.au> References: <20190218143049.17142-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 Subject: [Qemu-devel] [PULL 22/43] xics: Explicitely call KVM ICS methods from the common code X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: clg@kaod.org, David Gibson , qemu-ppc@nongnu.org, groug@kaod.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Greg Kurz The pre_save(), post_load() and synchronize_state() methods of the ICSStateClass type are really KVM only things. Make that obvious by dropping the indirections and directly calling the KVM functions instead. Signed-off-by: Greg Kurz Message-Id: <155023081817.1011724.14078777320394028836.stgit@bahia.lan> Reviewed-by: Cédric Le Goater Signed-off-by: David Gibson --- hw/intc/xics.c | 23 ++++++++++------------- hw/intc/xics_kvm.c | 12 ++++-------- include/hw/ppc/xics.h | 7 ++++--- 3 files changed, 18 insertions(+), 24 deletions(-) diff --git a/hw/intc/xics.c b/hw/intc/xics.c index acd63ab5e0..ae5d5ea135 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -58,7 +58,6 @@ void icp_pic_print_info(ICPState *icp, Monitor *mon) void ics_pic_print_info(ICSState *ics, Monitor *mon) { - ICSStateClass *icsc = ICS_BASE_GET_CLASS(ics); uint32_t i; monitor_printf(mon, "ICS %4x..%4x %p\n", @@ -68,8 +67,8 @@ void ics_pic_print_info(ICSState *ics, Monitor *mon) return; } - if (icsc->synchronize_state) { - icsc->synchronize_state(ics); + if (kvm_irqchip_in_kernel()) { + ics_synchronize_state(ics); } for (i = 0; i < ics->nr_irqs; i++) { @@ -647,25 +646,23 @@ static void ics_base_instance_init(Object *obj) ics->offset = XICS_IRQ_BASE; } -static int ics_base_dispatch_pre_save(void *opaque) +static int ics_base_pre_save(void *opaque) { ICSState *ics = opaque; - ICSStateClass *info = ICS_BASE_GET_CLASS(ics); - if (info->pre_save) { - info->pre_save(ics); + if (kvm_irqchip_in_kernel()) { + ics_get_kvm_state(ics); } return 0; } -static int ics_base_dispatch_post_load(void *opaque, int version_id) +static int ics_base_post_load(void *opaque, int version_id) { ICSState *ics = opaque; - ICSStateClass *info = ICS_BASE_GET_CLASS(ics); - if (info->post_load) { - return info->post_load(ics, version_id); + if (kvm_irqchip_in_kernel()) { + return ics_set_kvm_state(ics); } return 0; @@ -689,8 +686,8 @@ static const VMStateDescription vmstate_ics_base = { .name = "ics", .version_id = 1, .minimum_version_id = 1, - .pre_save = ics_base_dispatch_pre_save, - .post_load = ics_base_dispatch_post_load, + .pre_save = ics_base_pre_save, + .post_load = ics_base_post_load, .fields = (VMStateField[]) { /* Sanity check */ VMSTATE_UINT32_EQUAL(nr_irqs, ICSState, NULL), diff --git a/hw/intc/xics_kvm.c b/hw/intc/xics_kvm.c index fae4ac431f..642351e579 100644 --- a/hw/intc/xics_kvm.c +++ b/hw/intc/xics_kvm.c @@ -155,7 +155,7 @@ void icp_kvm_realize(DeviceState *dev, Error **errp) /* * ICS-KVM */ -static void ics_get_kvm_state(ICSState *ics) +void ics_get_kvm_state(ICSState *ics) { uint64_t state; int i; @@ -208,12 +208,12 @@ static void ics_get_kvm_state(ICSState *ics) } } -static void ics_synchronize_state(ICSState *ics) +void ics_synchronize_state(ICSState *ics) { ics_get_kvm_state(ics); } -static int ics_set_kvm_state(ICSState *ics, int version_id) +int ics_set_kvm_state(ICSState *ics) { uint64_t state; int i; @@ -286,7 +286,7 @@ static void ics_kvm_reset(DeviceState *dev) icsc->parent_reset(dev); - ics_set_kvm_state(ICS_KVM(dev), 1); + ics_set_kvm_state(ICS_KVM(dev)); } static void ics_kvm_reset_handler(void *dev) @@ -318,10 +318,6 @@ static void ics_kvm_class_init(ObjectClass *klass, void *data) &icsc->parent_realize); device_class_set_parent_reset(dc, ics_kvm_reset, &icsc->parent_reset); - - icsc->pre_save = ics_get_kvm_state; - icsc->post_load = ics_set_kvm_state; - icsc->synchronize_state = ics_synchronize_state; } static const TypeInfo ics_kvm_info = { diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h index fae54e6f28..06e87128f8 100644 --- a/include/hw/ppc/xics.h +++ b/include/hw/ppc/xics.h @@ -109,12 +109,9 @@ struct ICSStateClass { DeviceRealize parent_realize; DeviceReset parent_reset; - void (*pre_save)(ICSState *s); - int (*post_load)(ICSState *s, int version_id); void (*reject)(ICSState *s, uint32_t irq); void (*resend)(ICSState *s); void (*eoi)(ICSState *s, uint32_t irq); - void (*synchronize_state)(ICSState *s); }; struct ICSState { @@ -201,4 +198,8 @@ int icp_set_kvm_state(ICPState *icp); void icp_synchronize_state(ICPState *icp); void icp_kvm_realize(DeviceState *dev, Error **errp); +void ics_get_kvm_state(ICSState *ics); +int ics_set_kvm_state(ICSState *ics); +void ics_synchronize_state(ICSState *ics); + #endif /* XICS_H */