max_order = MAX_ORDER;
#ifdef CONFIG_SWIOTLB
- if (swiotlb_nr_tbl()) {
+ if (is_swiotlb_active()) {
unsigned int max_segment;
max_segment = swiotlb_max_segment();
}
#if IS_ENABLED(CONFIG_SWIOTLB) && IS_ENABLED(CONFIG_X86)
- need_swiotlb = !!swiotlb_nr_tbl();
+ need_swiotlb = is_swiotlb_active();
#endif
ret = ttm_bo_device_init(&drm->ttm.bdev, &nouveau_bo_driver,
spin_unlock(&pcifront_dev_lock);
- if (!err && !swiotlb_nr_tbl()) {
+ if (!err && !is_swiotlb_active()) {
err = pci_xen_swiotlb_init_late();
if (err)
dev_err(&pdev->xdev->dev, "Could not setup SWIOTLB!\n");
extern void swiotlb_init(int verbose);
int swiotlb_init_with_tbl(char *tlb, unsigned long nslabs, int verbose);
-extern unsigned long swiotlb_nr_tbl(void);
unsigned long swiotlb_size_or_default(void);
extern int swiotlb_late_init_with_tbl(char *tlb, unsigned long nslabs);
extern int swiotlb_late_init_with_default_size(size_t default_size);
}
early_param("swiotlb", setup_io_tlb_npages);
-unsigned long swiotlb_nr_tbl(void)
-{
- return io_tlb_default_mem ? io_tlb_default_mem->nslabs : 0;
-}
-EXPORT_SYMBOL_GPL(swiotlb_nr_tbl);
-
unsigned int swiotlb_max_segment(void)
{
return io_tlb_default_mem ? max_segment : 0;
{
return io_tlb_default_mem != NULL;
}
+EXPORT_SYMBOL_GPL(is_swiotlb_active);
#ifdef CONFIG_DEBUG_FS