proxmox-mirrors/qemu
1
0
Fork 0
mirror of https://git.proxmox.com/git/qemu synced 2025-08-06 15:24:34 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

vfio-pci: Re-order map/unmap

Browse Source 
This cleans up the next patch that calls unmap from map.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Alex Williamson 2012-10-08 08:45:29 -06:00
parent ea486926b0
commit af6bc27e39
1 changed files with 18 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
hw/vfio_pci.c
View File

@ -786,6 +786,24 @@ static void vfio_pci_write_config(PCIDevice *pdev, uint32_t addr,
/* /*
* DMA - Mapping and unmapping for the "type1" IOMMU interface used on x86 * DMA - Mapping and unmapping for the "type1" IOMMU interface used on x86
*/ */
static int vfio_dma_unmap(VFIOContainer *container,
target_phys_addr_t iova, ram_addr_t size)
{
struct vfio_iommu_type1_dma_unmap unmap = {
.argsz = sizeof(unmap),
.flags = 0,
.iova = iova,
.size = size,
};
if (ioctl(container->fd, VFIO_IOMMU_UNMAP_DMA, &unmap)) {
DPRINTF("VFIO_UNMAP_DMA: %d\n", -errno);
return -errno;
}
return 0;
}
static int vfio_dma_map(VFIOContainer *container, target_phys_addr_t iova, static int vfio_dma_map(VFIOContainer *container, target_phys_addr_t iova,
ram_addr_t size, void *vaddr, bool readonly) ram_addr_t size, void *vaddr, bool readonly)
{ {
@ -809,24 +827,6 @@ static int vfio_dma_map(VFIOContainer *container, target_phys_addr_t iova,
return 0; return 0;
} }
static int vfio_dma_unmap(VFIOContainer *container,
target_phys_addr_t iova, ram_addr_t size)
{
struct vfio_iommu_type1_dma_unmap unmap = {
.argsz = sizeof(unmap),
.flags = 0,
.iova = iova,
.size = size,
};
if (ioctl(container->fd, VFIO_IOMMU_UNMAP_DMA, &unmap)) {
DPRINTF("VFIO_UNMAP_DMA: %d\n", -errno);
return -errno;
}
return 0;
}
static void vfio_listener_dummy1(MemoryListener *listener) static void vfio_listener_dummy1(MemoryListener *listener)
{ {
/* We don't do batching (begin/commit) or care about logging */ /* We don't do batching (begin/commit) or care about logging */