From b7578eaadd71fd7a9101875a32d64a52149d78e5 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Andreas=20F=C3=A4rber?= Date: Sun, 30 Jun 2013 15:15:15 +0200 Subject: [PATCH] misc/ivshmem: QOM parent field cleanup MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 5df29c1670..4a74856c95 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; } -- 2.11.4.GIT