diff options
Diffstat (limited to 'drivers/virt/acrn/hsm.c')
| -rw-r--r-- | drivers/virt/acrn/hsm.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/virt/acrn/hsm.c b/drivers/virt/acrn/hsm.c index 94d70b1c1e5c..419271f32be8 100644 --- a/drivers/virt/acrn/hsm.c +++ b/drivers/virt/acrn/hsm.c @@ -51,7 +51,9 @@ static long acrn_dev_ioctl(struct file *filp, unsigned int cmd, struct acrn_ioreq_notify notify; struct acrn_ptdev_irq *irq_info; struct acrn_vm_memmap memmap; + struct acrn_msi_entry *msi; struct acrn_pcidev *pcidev; + struct page *page; int i, ret = 0; if (vm->vmid == ACRN_INVALID_VMID && cmd != ACRN_IOCTL_CREATE_VM) { @@ -198,6 +200,44 @@ static long acrn_dev_ioctl(struct file *filp, unsigned int cmd, "Failed to reset intr for ptdev!\n"); kfree(irq_info); break; + case ACRN_IOCTL_SET_IRQLINE: + ret = hcall_set_irqline(vm->vmid, ioctl_param); + if (ret < 0) + dev_dbg(acrn_dev.this_device, + "Failed to set interrupt line!\n"); + break; + case ACRN_IOCTL_INJECT_MSI: + msi = memdup_user((void __user *)ioctl_param, + sizeof(struct acrn_msi_entry)); + if (IS_ERR(msi)) + return PTR_ERR(msi); + + ret = hcall_inject_msi(vm->vmid, virt_to_phys(msi)); + if (ret < 0) + dev_dbg(acrn_dev.this_device, + "Failed to inject MSI!\n"); + kfree(msi); + break; + case ACRN_IOCTL_VM_INTR_MONITOR: + ret = pin_user_pages_fast(ioctl_param, 1, + FOLL_WRITE | FOLL_LONGTERM, &page); + if (unlikely(ret != 1)) { + dev_dbg(acrn_dev.this_device, + "Failed to pin intr hdr buffer!\n"); + return -EFAULT; + } + + ret = hcall_vm_intr_monitor(vm->vmid, page_to_phys(page)); + if (ret < 0) { + unpin_user_page(page); + dev_dbg(acrn_dev.this_device, + "Failed to monitor intr data!\n"); + return ret; + } + if (vm->monitor_page) + unpin_user_page(vm->monitor_page); + vm->monitor_page = page; + break; case ACRN_IOCTL_CREATE_IOREQ_CLIENT: if (vm->default_client) return -EEXIST; |