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vfio/pci: Make vfio_intx_enable() return bool 

This is to follow the coding standand in qapi/error.h to return bool
for bool-valued functions.

Suggested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Zhenzhong Duan 2024-05-22 12:40:06 +08:00 committed by Cédric Le Goater
parent e942d8f08d
commit c32bab074e
1 changed files with 8 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
hw/vfio/pci.c
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@ -261,7 +261,7 @@ static void vfio_irqchip_change(Notifier *notify, void *data)
vfio_intx_update(vdev, &vdev->intx.route);
}
static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
static bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
{
uint8_t pin = vfio_pci_read_config(&vdev->pdev, PCI_INTERRUPT_PIN, 1);
Error *err = NULL;
@ -270,7 +270,7 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
if (!pin) {
return 0;
return true;
}
vfio_disable_interrupts(vdev);
@ -292,7 +292,7 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
ret = event_notifier_init(&vdev->intx.interrupt, 0);
if (ret) {
error_setg_errno(errp, -ret, "event_notifier_init failed");
return ret;
return false;
}
fd = event_notifier_get_fd(&vdev->intx.interrupt);
qemu_set_fd_handler(fd, vfio_intx_interrupt, NULL, vdev);
@ -301,7 +301,7 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) {
qemu_set_fd_handler(fd, NULL, NULL, vdev);
event_notifier_cleanup(&vdev->intx.interrupt);
return -errno;
return false;
}
if (!vfio_intx_enable_kvm(vdev, &err)) {
@ -311,7 +311,7 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
vdev->interrupt = VFIO_INT_INTx;
trace_vfio_intx_enable(vdev->vbasedev.name);
return 0;
return true;
}
static void vfio_intx_disable(VFIOPCIDevice *vdev)
@ -836,8 +836,7 @@ static void vfio_msix_disable(VFIOPCIDevice *vdev)
vfio_disable_irqindex(&vdev->vbasedev, VFIO_PCI_MSIX_IRQ_INDEX);
vfio_msi_disable_common(vdev);
vfio_intx_enable(vdev, &err);
if (err) {
if (!vfio_intx_enable(vdev, &err)) {
error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
}
@ -2450,8 +2449,7 @@ void vfio_pci_post_reset(VFIOPCIDevice *vdev)
Error *err = NULL;
int nr;
vfio_intx_enable(vdev, &err);
if (err) {
if (!vfio_intx_enable(vdev, &err)) {
error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
}
@ -3194,8 +3192,7 @@ static void vfio_realize(PCIDevice *pdev, Error **errp)
vfio_intx_routing_notifier);
vdev->irqchip_change_notifier.notify = vfio_irqchip_change;
kvm_irqchip_add_change_notifier(&vdev->irqchip_change_notifier);
ret = vfio_intx_enable(vdev, errp);
if (ret) {
if (!vfio_intx_enable(vdev, errp)) {
goto out_deregister;
}
}