From patchwork Mon Jul 22 23:46:05 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Andreas_F=C3=A4rber?= X-Patchwork-Id: 260881 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id BA7D82C00AF for ; Tue, 23 Jul 2013 10:24:47 +1000 (EST) Received: from localhost ([::1]:41169 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1Q1r-00069D-FF for incoming@patchwork.ozlabs.org; Mon, 22 Jul 2013 20:00:35 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58509) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1Pok-0002wI-2s for qemu-devel@nongnu.org; Mon, 22 Jul 2013 19:47:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V1Pof-0003ug-KP for qemu-devel@nongnu.org; Mon, 22 Jul 2013 19:47:01 -0400 Received: from cantor2.suse.de ([195.135.220.15]:45798 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V1Pof-0003uP-7b for qemu-devel@nongnu.org; Mon, 22 Jul 2013 19:46:57 -0400 Received: from relay1.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id A9968A41E0 for ; Tue, 23 Jul 2013 01:46:56 +0200 (CEST) From: =?UTF-8?q?Andreas=20F=C3=A4rber?= To: qemu-devel@nongnu.org Date: Tue, 23 Jul 2013 01:46:05 +0200 Message-Id: <1374536796-13983-25-git-send-email-afaerber@suse.de> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1374536796-13983-1-git-send-email-afaerber@suse.de> References: <1374536796-13983-1-git-send-email-afaerber@suse.de> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x X-Received-From: 195.135.220.15 Cc: =?UTF-8?q?Andreas=20F=C3=A4rber?= Subject: [Qemu-devel] [PULL 24/55] misc/ivshmem: QOM parent field cleanup X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Replace direct uses of IVShmemState::dev with QOM casts and rename it to parent_obj. Acked-by: Peter Crosthwaite Signed-off-by: Andreas Färber --- hw/misc/ivshmem.c | 37 ++++++++++++++++++++++--------------- 1 file changed, 22 insertions(+), 15 deletions(-) diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c index 5df29c1..4a74856 100644 --- a/hw/misc/ivshmem.c +++ b/hw/misc/ivshmem.c @@ -63,7 +63,10 @@ typedef struct EventfdEntry { } EventfdEntry; typedef struct IVShmemState { - PCIDevice dev; + /*< private >*/ + PCIDevice parent_obj; + /*< public >*/ + uint32_t intrmask; uint32_t intrstatus; uint32_t doorbell; @@ -120,6 +123,7 @@ static inline bool is_power_of_two(uint64_t x) { /* accessing registers - based on rtl8139 */ static void ivshmem_update_irq(IVShmemState *s, int val) { + PCIDevice *d = PCI_DEVICE(s); int isr; isr = (s->intrstatus & s->intrmask) & 0xffffffff; @@ -129,7 +133,7 @@ static void ivshmem_update_irq(IVShmemState *s, int val) isr ? 1 : 0, s->intrstatus, s->intrmask); } - qemu_set_irq(s->dev.irq[0], (isr != 0)); + qemu_set_irq(d->irq[0], (isr != 0)); } static void ivshmem_IntrMask_write(IVShmemState *s, uint32_t val) @@ -300,7 +304,7 @@ static CharDriverState* create_eventfd_chr_device(void * opaque, EventNotifier * /* if MSI is supported we need multiple interrupts */ if (ivshmem_has_feature(s, IVSHMEM_MSI)) { - s->eventfd_table[vector].pdev = &s->dev; + s->eventfd_table[vector].pdev = PCI_DEVICE(s); s->eventfd_table[vector].vector = vector; qemu_chr_add_handlers(chr, ivshmem_can_receive, fake_irqfd, @@ -349,7 +353,7 @@ static void create_shared_memory_BAR(IVShmemState *s, int fd) { memory_region_add_subregion(&s->bar, 0, &s->ivshmem); /* region for shared memory */ - pci_register_bar(&s->dev, 2, s->ivshmem_attr, &s->bar); + pci_register_bar(PCI_DEVICE(s), 2, s->ivshmem_attr, &s->bar); } static void ivshmem_add_eventfd(IVShmemState *s, int posn, int i) @@ -525,14 +529,15 @@ static void ivshmem_read(void *opaque, const uint8_t * buf, int flags) * we just enable all vectors on init and after reset. */ static void ivshmem_use_msix(IVShmemState * s) { + PCIDevice *d = PCI_DEVICE(s); int i; - if (!msix_present(&s->dev)) { + if (!msix_present(d)) { return; } for (i = 0; i < s->vectors; i++) { - msix_vector_use(&s->dev, i); + msix_vector_use(d, i); } } @@ -573,7 +578,7 @@ static uint64_t ivshmem_get_size(IVShmemState * s) { static void ivshmem_setup_msi(IVShmemState * s) { - if (msix_init_exclusive_bar(&s->dev, s->vectors, 1)) { + if (msix_init_exclusive_bar(PCI_DEVICE(s), s->vectors, 1)) { IVSHMEM_DPRINTF("msix initialization failed\n"); exit(1); } @@ -589,12 +594,13 @@ static void ivshmem_setup_msi(IVShmemState * s) static void ivshmem_save(QEMUFile* f, void *opaque) { IVShmemState *proxy = opaque; + PCIDevice *pci_dev = PCI_DEVICE(proxy); IVSHMEM_DPRINTF("ivshmem_save\n"); - pci_device_save(&proxy->dev, f); + pci_device_save(pci_dev, f); if (ivshmem_has_feature(proxy, IVSHMEM_MSI)) { - msix_save(&proxy->dev, f); + msix_save(pci_dev, f); } else { qemu_put_be32(f, proxy->intrstatus); qemu_put_be32(f, proxy->intrmask); @@ -607,6 +613,7 @@ static int ivshmem_load(QEMUFile* f, void *opaque, int version_id) IVSHMEM_DPRINTF("ivshmem_load\n"); IVShmemState *proxy = opaque; + PCIDevice *pci_dev = PCI_DEVICE(proxy); int ret; if (version_id > 0) { @@ -618,13 +625,13 @@ static int ivshmem_load(QEMUFile* f, void *opaque, int version_id) return -EINVAL; } - ret = pci_device_load(&proxy->dev, f); + ret = pci_device_load(pci_dev, f); if (ret) { return ret; } if (ivshmem_has_feature(proxy, IVSHMEM_MSI)) { - msix_load(&proxy->dev, f); + msix_load(pci_dev, f); ivshmem_use_msix(proxy); } else { proxy->intrstatus = qemu_get_be32(f); @@ -682,7 +689,7 @@ static int pci_ivshmem_init(PCIDevice *dev) migrate_add_blocker(s->migration_blocker); } - pci_conf = s->dev.config; + pci_conf = dev->config; pci_conf[PCI_COMMAND] = PCI_COMMAND_IO | PCI_COMMAND_MEMORY; pci_config_set_interrupt_pin(pci_conf, 1); @@ -693,7 +700,7 @@ static int pci_ivshmem_init(PCIDevice *dev) "ivshmem-mmio", IVSHMEM_REG_BAR_SIZE); /* region for registers*/ - pci_register_bar(&s->dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, + pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->ivshmem_mmio); memory_region_init(&s->bar, OBJECT(s), "ivshmem-bar2-container", s->ivshmem_size); @@ -727,7 +734,7 @@ static int pci_ivshmem_init(PCIDevice *dev) /* allocate/initialize space for interrupt handling */ s->peers = g_malloc0(s->nb_peers * sizeof(Peer)); - pci_register_bar(&s->dev, 2, s->ivshmem_attr, &s->bar); + pci_register_bar(dev, 2, s->ivshmem_attr, &s->bar); s->eventfd_chr = g_malloc0(s->vectors * sizeof(CharDriverState *)); @@ -768,7 +775,7 @@ static int pci_ivshmem_init(PCIDevice *dev) } - s->dev.config_write = ivshmem_write_config; + dev->config_write = ivshmem_write_config; return 0; }