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https://gitlab.com/qemu-project/qemu
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vfio/pci: Rename INTx functions for easier tracing
Rename functions and tracing callbacks so that we can trace vfio_intx* to see all the INTx related activities. Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Alex Williamson
parent
b5bd049fa9
commit
870cb6f104
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@ -247,7 +247,7 @@ static void vfio_intx_interrupt(void *opaque)
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}
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}
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static void vfio_eoi(VFIODevice *vbasedev)
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static void vfio_intx_eoi(VFIODevice *vbasedev)
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{
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VFIOPCIDevice *vdev = container_of(vbasedev, VFIOPCIDevice, vbasedev);
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@ -255,14 +255,14 @@ static void vfio_eoi(VFIODevice *vbasedev)
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return;
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}
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trace_vfio_eoi(vbasedev->name);
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trace_vfio_intx_eoi(vbasedev->name);
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vdev->intx.pending = false;
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pci_irq_deassert(&vdev->pdev);
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vfio_unmask_single_irqindex(vbasedev, VFIO_PCI_INTX_IRQ_INDEX);
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}
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static void vfio_enable_intx_kvm(VFIOPCIDevice *vdev)
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static void vfio_intx_enable_kvm(VFIOPCIDevice *vdev)
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{
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#ifdef CONFIG_KVM
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struct kvm_irqfd irqfd = {
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@ -324,7 +324,7 @@ static void vfio_enable_intx_kvm(VFIOPCIDevice *vdev)
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vdev->intx.kvm_accel = true;
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trace_vfio_enable_intx_kvm(vdev->vbasedev.name);
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trace_vfio_intx_enable_kvm(vdev->vbasedev.name);
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return;
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@ -339,7 +339,7 @@ fail:
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#endif
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}
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static void vfio_disable_intx_kvm(VFIOPCIDevice *vdev)
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static void vfio_intx_disable_kvm(VFIOPCIDevice *vdev)
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{
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#ifdef CONFIG_KVM
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struct kvm_irqfd irqfd = {
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@ -376,11 +376,11 @@ static void vfio_disable_intx_kvm(VFIOPCIDevice *vdev)
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/* If we've missed an event, let it re-fire through QEMU */
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vfio_unmask_single_irqindex(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX);
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trace_vfio_disable_intx_kvm(vdev->vbasedev.name);
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trace_vfio_intx_disable_kvm(vdev->vbasedev.name);
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#endif
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}
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static void vfio_update_irq(PCIDevice *pdev)
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static void vfio_intx_update(PCIDevice *pdev)
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{
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VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, pdev);
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PCIINTxRoute route;
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@ -395,10 +395,10 @@ static void vfio_update_irq(PCIDevice *pdev)
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return; /* Nothing changed */
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}
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trace_vfio_update_irq(vdev->vbasedev.name,
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vdev->intx.route.irq, route.irq);
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trace_vfio_intx_update(vdev->vbasedev.name,
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vdev->intx.route.irq, route.irq);
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vfio_disable_intx_kvm(vdev);
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vfio_intx_disable_kvm(vdev);
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vdev->intx.route = route;
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@ -406,13 +406,13 @@ static void vfio_update_irq(PCIDevice *pdev)
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return;
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}
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vfio_enable_intx_kvm(vdev);
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vfio_intx_enable_kvm(vdev);
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/* Re-enable the interrupt in cased we missed an EOI */
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vfio_eoi(&vdev->vbasedev);
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vfio_intx_eoi(&vdev->vbasedev);
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}
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static int vfio_enable_intx(VFIOPCIDevice *vdev)
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static int vfio_intx_enable(VFIOPCIDevice *vdev)
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{
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uint8_t pin = vfio_pci_read_config(&vdev->pdev, PCI_INTERRUPT_PIN, 1);
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int ret, argsz;
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@ -467,21 +467,21 @@ static int vfio_enable_intx(VFIOPCIDevice *vdev)
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return -errno;
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}
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vfio_enable_intx_kvm(vdev);
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vfio_intx_enable_kvm(vdev);
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vdev->interrupt = VFIO_INT_INTx;
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trace_vfio_enable_intx(vdev->vbasedev.name);
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trace_vfio_intx_enable(vdev->vbasedev.name);
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return 0;
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}
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static void vfio_disable_intx(VFIOPCIDevice *vdev)
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static void vfio_intx_disable(VFIOPCIDevice *vdev)
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{
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int fd;
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timer_del(vdev->intx.mmap_timer);
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vfio_disable_intx_kvm(vdev);
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vfio_intx_disable_kvm(vdev);
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vfio_disable_irqindex(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX);
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vdev->intx.pending = false;
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pci_irq_deassert(&vdev->pdev);
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@ -493,7 +493,7 @@ static void vfio_disable_intx(VFIOPCIDevice *vdev)
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vdev->interrupt = VFIO_INT_NONE;
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trace_vfio_disable_intx(vdev->vbasedev.name);
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trace_vfio_intx_disable(vdev->vbasedev.name);
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}
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/*
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@ -876,7 +876,7 @@ static void vfio_disable_msi_common(VFIOPCIDevice *vdev)
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vdev->nr_vectors = 0;
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vdev->interrupt = VFIO_INT_NONE;
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vfio_enable_intx(vdev);
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vfio_intx_enable(vdev);
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}
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static void vfio_disable_msix(VFIOPCIDevice *vdev)
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@ -2154,7 +2154,7 @@ static void vfio_disable_interrupts(VFIOPCIDevice *vdev)
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}
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if (vdev->interrupt == VFIO_INT_INTx) {
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vfio_disable_intx(vdev);
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vfio_intx_disable(vdev);
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}
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}
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@ -2777,7 +2777,7 @@ static void vfio_pci_pre_reset(VFIOPCIDevice *vdev)
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static void vfio_pci_post_reset(VFIOPCIDevice *vdev)
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{
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vfio_enable_intx(vdev);
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vfio_intx_enable(vdev);
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}
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static bool vfio_pci_host_match(PCIHostDeviceAddress *host1,
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@ -3001,7 +3001,7 @@ static void vfio_pci_compute_needs_reset(VFIODevice *vbasedev)
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static VFIODeviceOps vfio_pci_ops = {
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.vfio_compute_needs_reset = vfio_pci_compute_needs_reset,
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.vfio_hot_reset_multi = vfio_pci_hot_reset_multi,
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.vfio_eoi = vfio_eoi,
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.vfio_eoi = vfio_intx_eoi,
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};
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static int vfio_populate_device(VFIOPCIDevice *vdev)
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@ -3631,8 +3631,8 @@ static int vfio_initfn(PCIDevice *pdev)
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if (vfio_pci_read_config(&vdev->pdev, PCI_INTERRUPT_PIN, 1)) {
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vdev->intx.mmap_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL,
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vfio_intx_mmap_enable, vdev);
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pci_device_set_intx_routing_notifier(&vdev->pdev, vfio_update_irq);
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ret = vfio_enable_intx(vdev);
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pci_device_set_intx_routing_notifier(&vdev->pdev, vfio_intx_update);
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ret = vfio_intx_enable(vdev);
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if (ret) {
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goto out_teardown;
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}
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14
trace-events
14
trace-events
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@ -1522,14 +1522,14 @@ xen_pv_mmio_write(uint64_t addr) "WARNING: write to Xen PV Device MMIO space (ad
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pci_cfg_read(const char *dev, unsigned devid, unsigned fnid, unsigned offs, unsigned val) "%s %02u:%u @0x%x -> 0x%x"
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pci_cfg_write(const char *dev, unsigned devid, unsigned fnid, unsigned offs, unsigned val) "%s %02u:%u @0x%x <- 0x%x"
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# hw/vfio/vfio-pci.c
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# hw/vfio/pci.c
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vfio_intx_interrupt(const char *name, char line) " (%s) Pin %c"
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vfio_eoi(const char *name) " (%s) EOI"
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vfio_enable_intx_kvm(const char *name) " (%s) KVM INTx accel enabled"
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vfio_disable_intx_kvm(const char *name) " (%s) KVM INTx accel disabled"
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vfio_update_irq(const char *name, int new_irq, int target_irq) " (%s) IRQ moved %d -> %d"
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vfio_enable_intx(const char *name) " (%s)"
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vfio_disable_intx(const char *name) " (%s)"
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vfio_intx_eoi(const char *name) " (%s) EOI"
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vfio_intx_enable_kvm(const char *name) " (%s) KVM INTx accel enabled"
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vfio_intx_disable_kvm(const char *name) " (%s) KVM INTx accel disabled"
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vfio_intx_update(const char *name, int new_irq, int target_irq) " (%s) IRQ moved %d -> %d"
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vfio_intx_enable(const char *name) " (%s)"
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vfio_intx_disable(const char *name) " (%s)"
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vfio_msi_interrupt(const char *name, int index, uint64_t addr, int data) " (%s) vector %d 0x%"PRIx64"/0x%x"
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vfio_msix_vector_do_use(const char *name, int index) " (%s) vector %d used"
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vfio_msix_vector_release(const char *name, int index) " (%s) vector %d released"
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