static void iommu_set_device_table(struct amd_iommu *iommu)
{
u64 entry;
+ u32 dev_table_size = iommu->pci_seg->dev_table_size;
BUG_ON(iommu->mmio_base == NULL);
static inline int __init alloc_dev_table(struct amd_iommu_pci_seg *pci_seg)
{
pci_seg->dev_table = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO | GFP_DMA32,
- get_order(dev_table_size));
+ get_order(pci_seg->dev_table_size));
if (!pci_seg->dev_table)
return -ENOMEM;
static inline void free_dev_table(struct amd_iommu_pci_seg *pci_seg)
{
free_pages((unsigned long)pci_seg->dev_table,
- get_order(dev_table_size));
+ get_order(pci_seg->dev_table_size));
pci_seg->dev_table = NULL;
}
entry = (((u64) hi) << 32) + lo;
old_devtb_size = ((entry & ~PAGE_MASK) + 1) << 12;
- if (old_devtb_size != dev_table_size) {
+ if (old_devtb_size != pci_seg->dev_table_size) {
pr_err("The device table size of IOMMU:%d is not expected!\n",
iommu->index);
return false;
}
old_devtb = (cc_platform_has(CC_ATTR_HOST_MEM_ENCRYPT) && is_kdump_kernel())
? (__force void *)ioremap_encrypted(old_devtb_phys,
- dev_table_size)
- : memremap(old_devtb_phys, dev_table_size, MEMREMAP_WB);
+ pci_seg->dev_table_size)
+ : memremap(old_devtb_phys, pci_seg->dev_table_size, MEMREMAP_WB);
if (!old_devtb)
return false;
gfp_flag = GFP_KERNEL | __GFP_ZERO | GFP_DMA32;
pci_seg->old_dev_tbl_cpy = (void *)__get_free_pages(gfp_flag,
- get_order(dev_table_size));
+ get_order(pci_seg->dev_table_size));
if (pci_seg->old_dev_tbl_cpy == NULL) {
pr_err("Failed to allocate memory for copying old device table!\n");
memunmap(old_devtb);
pci_seg->last_bdf = last_bdf;
DUMP_printk("PCI segment : 0x%0x, last bdf : 0x%04x\n", id, last_bdf);
+ pci_seg->dev_table_size = tbl_size(DEV_TABLE_ENTRY_SIZE);
pci_seg->id = id;
init_llist_head(&pci_seg->dev_data_list);
for_each_pci_segment(pci_seg) {
if (pci_seg->old_dev_tbl_cpy != NULL) {
free_pages((unsigned long)pci_seg->old_dev_tbl_cpy,
- get_order(dev_table_size));
+ get_order(pci_seg->dev_table_size));
pci_seg->old_dev_tbl_cpy = NULL;
}
}
for_each_pci_segment(pci_seg) {
free_pages((unsigned long)pci_seg->dev_table,
- get_order(dev_table_size));
+ get_order(pci_seg->dev_table_size));
pci_seg->dev_table = pci_seg->old_dev_tbl_cpy;
}