diff options
Diffstat (limited to 'arch/parisc/kernel/pci-dma.c')
| -rw-r--r-- | arch/parisc/kernel/pci-dma.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index ca35d9a76e50..0f1b460ee715 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -133,9 +133,14 @@ static inline int map_uncached_pages(unsigned long vaddr, unsigned long size, dir = pgd_offset_k(vaddr); do { + p4d_t *p4d; + pud_t *pud; pmd_t *pmd; - - pmd = pmd_alloc(NULL, dir, vaddr); + + p4d = p4d_offset(dir, vaddr); + pud = pud_offset(p4d, vaddr); + pmd = pmd_alloc(NULL, pud, vaddr); + if (!pmd) return -ENOMEM; if (map_pmd_uncached(pmd, vaddr, end - vaddr, &paddr)) @@ -439,14 +444,14 @@ void arch_dma_free(struct device *dev, size_t size, void *vaddr, free_pages((unsigned long)__va(dma_handle), order); } -void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr, - size_t size, enum dma_data_direction dir) +void arch_sync_dma_for_device(phys_addr_t paddr, size_t size, + enum dma_data_direction dir) { flush_kernel_dcache_range((unsigned long)phys_to_virt(paddr), size); } -void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, - size_t size, enum dma_data_direction dir) +void arch_sync_dma_for_cpu(phys_addr_t paddr, size_t size, + enum dma_data_direction dir) { flush_kernel_dcache_range((unsigned long)phys_to_virt(paddr), size); } |