* @dir: R/W or both.
* @attrs: optional dma attributes
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
-static dma_addr_t
-sba_map_single_attrs(struct device *dev, void *addr, size_t size, int dir,
- struct dma_attrs *attrs)
+static dma_addr_t sba_map_page(struct device *dev, struct page *page,
+ unsigned long poff, size_t size,
+ enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
struct ioc *ioc;
+ void *addr = page_address(page) + poff;
dma_addr_t iovp;
dma_addr_t offset;
u64 *pdir_start;
return SBA_IOVA(ioc, iovp, offset);
}
+static dma_addr_t sba_map_single_attrs(struct device *dev, void *addr,
+ size_t size, enum dma_data_direction dir,
+ struct dma_attrs *attrs)
+{
+ return sba_map_page(dev, virt_to_page(addr),
+ (unsigned long)addr & ~PAGE_MASK, size, dir, attrs);
+}
+
#ifdef ENABLE_MARK_CLEAN
static SBA_INLINE void
sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size)
* @dir: R/W or both.
* @attrs: optional dma attributes
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
-static void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size,
- int dir, struct dma_attrs *attrs)
+static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
+ enum dma_data_direction dir, struct dma_attrs *attrs)
{
struct ioc *ioc;
#if DELAYED_RESOURCE_CNT > 0
#endif /* DELAYED_RESOURCE_CNT == 0 */
}
+void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size,
+ enum dma_data_direction dir, struct dma_attrs *attrs)
+{
+ sba_unmap_page(dev, iova, size, dir, attrs);
+}
+
/**
* sba_alloc_coherent - allocate/map shared mem for DMA
* @dev: instance of PCI owned by the driver that's asking.
* @size: number of bytes mapped in driver buffer.
* @dma_handle: IOVA of new buffer.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void *
sba_alloc_coherent (struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags)
#ifdef CONFIG_NUMA
{
struct page *page;
- page = alloc_pages_node(ioc->node == MAX_NUMNODES ?
+ page = alloc_pages_exact_node(ioc->node == MAX_NUMNODES ?
numa_node_id() : ioc->node, flags,
get_order(size));
* @vaddr: virtual address IOVA of "consistent" buffer.
* @dma_handler: IO virtual address of "consistent" buffer.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void sba_free_coherent (struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_handle)
* @dir: R/W or both.
* @attrs: optional dma attributes
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist,
- int nents, int dir, struct dma_attrs *attrs)
+ int nents, enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
struct ioc *ioc;
int coalesced, filled = 0;
* @dir: R/W or both.
* @attrs: optional dma attributes
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
- int nents, int dir, struct dma_attrs *attrs)
+ int nents, enum dma_data_direction dir,
+ struct dma_attrs *attrs)
{
#ifdef ASSERT_PDIR_SANITY
struct ioc *ioc;
};
static struct ioc * __init
-ioc_init(u64 hpa, void *handle)
+ioc_init(unsigned long hpa, void *handle)
{
struct ioc *ioc;
struct ioc_iommu *info;
struct ioc *ioc;
acpi_status status;
u64 hpa, length;
- struct acpi_buffer buffer;
struct acpi_device_info *dev_info;
status = hp_acpi_csr_space(device->handle, &hpa, &length);
if (ACPI_FAILURE(status))
return 1;
- buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
- status = acpi_get_object_info(device->handle, &buffer);
+ status = acpi_get_object_info(device->handle, &dev_info);
if (ACPI_FAILURE(status))
return 1;
- dev_info = buffer.pointer;
/*
* For HWP0001, only SBA appears in ACPI namespace. It encloses the PCI
* root bridges, and its CSR space includes the IOC function.
*/
- if (strncmp("HWP0001", dev_info->hardware_id.value, 7) == 0) {
+ if (strncmp("HWP0001", dev_info->hardware_id.string, 7) == 0) {
hpa += ZX1_IOC_OFFSET;
/* zx1 based systems default to kernel page size iommu pages */
if (!iovp_shift)
},
};
-extern struct dma_mapping_ops swiotlb_dma_ops;
+extern struct dma_map_ops swiotlb_dma_ops;
static int __init
sba_init(void)
__setup("sbapagesize=",sba_page_override);
-struct dma_mapping_ops sba_dma_ops = {
+struct dma_map_ops sba_dma_ops = {
.alloc_coherent = sba_alloc_coherent,
.free_coherent = sba_free_coherent,
- .map_single_attrs = sba_map_single_attrs,
- .unmap_single_attrs = sba_unmap_single_attrs,
- .map_sg_attrs = sba_map_sg_attrs,
- .unmap_sg_attrs = sba_unmap_sg_attrs,
+ .map_page = sba_map_page,
+ .unmap_page = sba_unmap_page,
+ .map_sg = sba_map_sg_attrs,
+ .unmap_sg = sba_unmap_sg_attrs,
.sync_single_for_cpu = machvec_dma_sync_single,
.sync_sg_for_cpu = machvec_dma_sync_sg,
.sync_single_for_device = machvec_dma_sync_single,
.sync_sg_for_device = machvec_dma_sync_sg,
- .dma_supported_op = sba_dma_supported,
+ .dma_supported = sba_dma_supported,
.mapping_error = sba_dma_mapping_error,
};