From patchwork Mon Jul 20 13:02:07 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andre Przywara X-Patchwork-Id: 6827321 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1D1F69F7B4 for ; Mon, 20 Jul 2015 13:02:27 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 22FF120687 for ; Mon, 20 Jul 2015 13:02:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A1CE20685 for ; Mon, 20 Jul 2015 13:02:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755850AbbGTNCV (ORCPT ); Mon, 20 Jul 2015 09:02:21 -0400 Received: from foss.arm.com ([217.140.101.70]:55571 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755767AbbGTNCU (ORCPT ); Mon, 20 Jul 2015 09:02:20 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6C8085A2; Mon, 20 Jul 2015 06:02:36 -0700 (PDT) Received: from e104803-lin.lan (unknown [10.1.203.153]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 412973F21A; Mon, 20 Jul 2015 06:02:19 -0700 (PDT) From: Andre Przywara To: will.deacon@arm.com, marc.zyngier@arm.com Cc: kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, eric.auger@linaro.org, Pavel Fedin Subject: [PATCH 05/14] arm: use new phandle allocation functions Date: Mon, 20 Jul 2015 14:02:07 +0100 Message-Id: <1437397336-21385-6-git-send-email-andre.przywara@arm.com> X-Mailer: git-send-email 2.3.5 In-Reply-To: <1437397336-21385-1-git-send-email-andre.przywara@arm.com> References: <1437397336-21385-1-git-send-email-andre.przywara@arm.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-8.1 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP To refer to the GIC FDT node, we used to pass the GIC phandle to most of the functions dealing with FDT nodes. Since we now have a global phandle reference, use that to refer to the GIC handle in various places and get rid of the now unneeded parameter passing. Signed-off-by: Andre Przywara --- arm/aarch32/arm-cpu.c | 4 ++-- arm/aarch64/arm-cpu.c | 5 +++-- arm/fdt.c | 6 +++--- arm/gic.c | 2 +- arm/include/arm-common/gic.h | 2 +- arm/include/arm-common/kvm-cpu-arch.h | 3 +-- arm/include/arm-common/pci.h | 2 +- arm/pci.c | 3 ++- 8 files changed, 14 insertions(+), 13 deletions(-) diff --git a/arm/aarch32/arm-cpu.c b/arm/aarch32/arm-cpu.c index d8d6293..27a8e17 100644 --- a/arm/aarch32/arm-cpu.c +++ b/arm/aarch32/arm-cpu.c @@ -8,11 +8,11 @@ #include #include -static void generate_fdt_nodes(void *fdt, struct kvm *kvm, u32 gic_phandle) +static void generate_fdt_nodes(void *fdt, struct kvm *kvm) { int timer_interrupts[4] = {13, 14, 11, 10}; - gic__generate_fdt_nodes(fdt, gic_phandle, IRQCHIP_GICV2); + gic__generate_fdt_nodes(fdt, IRQCHIP_GICV2); timer__generate_fdt_nodes(fdt, kvm, timer_interrupts); } diff --git a/arm/aarch64/arm-cpu.c b/arm/aarch64/arm-cpu.c index 3dc8ea3..4e7b029 100644 --- a/arm/aarch64/arm-cpu.c +++ b/arm/aarch64/arm-cpu.c @@ -9,10 +9,11 @@ #include #include -static void generate_fdt_nodes(void *fdt, struct kvm *kvm, u32 gic_phandle) +static void generate_fdt_nodes(void *fdt, struct kvm *kvm) { int timer_interrupts[4] = {13, 14, 11, 10}; - gic__generate_fdt_nodes(fdt, gic_phandle, kvm->cfg.arch.irqchip); + + gic__generate_fdt_nodes(fdt, kvm->cfg.arch.irqchip); timer__generate_fdt_nodes(fdt, kvm, timer_interrupts); } diff --git a/arm/fdt.c b/arm/fdt.c index 4b68a97..0418072 100644 --- a/arm/fdt.c +++ b/arm/fdt.c @@ -128,7 +128,7 @@ static int setup_fdt(struct kvm *kvm) kvm->arch.dtb_guest_start); void (*generate_mmio_fdt_nodes)(void *, struct device_header *, void (*)(void *, u8, enum irq_type)); - void (*generate_cpu_peripheral_fdt_nodes)(void *, struct kvm *, u32) + void (*generate_cpu_peripheral_fdt_nodes)(void *, struct kvm *) = kvm->cpus[0]->generate_fdt_nodes; /* Create new tree without a reserve map */ @@ -169,7 +169,7 @@ static int setup_fdt(struct kvm *kvm) /* CPU and peripherals (interrupt controller, timers, etc) */ generate_cpu_nodes(fdt, kvm); if (generate_cpu_peripheral_fdt_nodes) - generate_cpu_peripheral_fdt_nodes(fdt, kvm, gic_phandle); + generate_cpu_peripheral_fdt_nodes(fdt, kvm); /* Virtio MMIO devices */ dev_hdr = device__first_dev(DEVICE_BUS_MMIO); @@ -188,7 +188,7 @@ static int setup_fdt(struct kvm *kvm) } /* PCI host controller */ - pci__generate_fdt_nodes(fdt, gic_phandle); + pci__generate_fdt_nodes(fdt); /* PSCI firmware */ _FDT(fdt_begin_node(fdt, "psci")); diff --git a/arm/gic.c b/arm/gic.c index b60437e..2c1a547 100644 --- a/arm/gic.c +++ b/arm/gic.c @@ -194,7 +194,7 @@ static int gic__init_gic(struct kvm *kvm) } late_init(gic__init_gic) -void gic__generate_fdt_nodes(void *fdt, u32 phandle, enum irqchip_type type) +void gic__generate_fdt_nodes(void *fdt, enum irqchip_type type) { const char *compatible; u64 reg_prop[] = { diff --git a/arm/include/arm-common/gic.h b/arm/include/arm-common/gic.h index 4fde5ac..b43a180 100644 --- a/arm/include/arm-common/gic.h +++ b/arm/include/arm-common/gic.h @@ -30,6 +30,6 @@ struct kvm; int gic__alloc_irqnum(void); int gic__create(struct kvm *kvm, enum irqchip_type type); -void gic__generate_fdt_nodes(void *fdt, u32 phandle, enum irqchip_type type); +void gic__generate_fdt_nodes(void *fdt, enum irqchip_type type); #endif /* ARM_COMMON__GIC_H */ diff --git a/arm/include/arm-common/kvm-cpu-arch.h b/arm/include/arm-common/kvm-cpu-arch.h index 329979a..2f84a77 100644 --- a/arm/include/arm-common/kvm-cpu-arch.h +++ b/arm/include/arm-common/kvm-cpu-arch.h @@ -24,8 +24,7 @@ struct kvm_cpu { struct kvm_coalesced_mmio_ring *ring; - void (*generate_fdt_nodes)(void *fdt, struct kvm* kvm, - u32 gic_phandle); + void (*generate_fdt_nodes)(void *fdt, struct kvm* kvm); }; struct kvm_arm_target { diff --git a/arm/include/arm-common/pci.h b/arm/include/arm-common/pci.h index ee87725..9008a0e 100644 --- a/arm/include/arm-common/pci.h +++ b/arm/include/arm-common/pci.h @@ -1,6 +1,6 @@ #ifndef ARM_COMMON__PCI_H #define ARM_COMMON__PCI_H -void pci__generate_fdt_nodes(void *fdt, u32 gic_phandle); +void pci__generate_fdt_nodes(void *fdt); #endif /* ARM_COMMON__PCI_H */ diff --git a/arm/pci.c b/arm/pci.c index 99a8130..9630657 100644 --- a/arm/pci.c +++ b/arm/pci.c @@ -21,11 +21,12 @@ struct of_interrupt_map_entry { struct of_gic_irq gic_irq; } __attribute__((packed)); -void pci__generate_fdt_nodes(void *fdt, u32 gic_phandle) +void pci__generate_fdt_nodes(void *fdt) { struct device_header *dev_hdr; struct of_interrupt_map_entry irq_map[OF_PCI_IRQ_MAP_MAX]; unsigned nentries = 0; + u32 gic_phandle = fdt__get_phandle(PHANDLE_GIC); /* Bus range */ u32 bus_range[] = { cpu_to_fdt32(0), cpu_to_fdt32(1), }; /* Configuration Space */