dma-swiotlb.c File Reference

#include <linux/dma-mapping.h>
#include <linux/memblock.h>
#include <linux/pfn.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <asm/machdep.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>

Go to the source code of this file.

Functions
void	pci_dma_dev_setup_swiotlb (struct pci_dev *pdev)
int __init	swiotlb_setup_bus_notifier (void)
void	swiotlb_detect_4g (void)
	subsys_initcall (swiotlb_late_init)

Variables
unsigned int	ppc_swiotlb_enable
struct dma_map_ops	swiotlb_dma_ops

Function Documentation

void pci_dma_dev_setup_swiotlb

(

struct pci_dev *

pdev

)

Definition at line 66 of file dma-swiotlb.c.

subsys_initcall

(

swiotlb_late_init

)

void swiotlb_detect_4g

(

void

)

Definition at line 109 of file dma-swiotlb.c.

int __init swiotlb_setup_bus_notifier

(

void

)

Definition at line 102 of file dma-swiotlb.c.

Variable Documentation

unsigned int ppc_swiotlb_enable

Definition at line 25 of file dma-swiotlb.c.

struct dma_map_ops swiotlb_dma_ops

Initial value:

= {
    .alloc = dma_direct_alloc_coherent,
    .free = dma_direct_free_coherent,
    .mmap = dma_direct_mmap_coherent,
    .map_sg = swiotlb_map_sg_attrs,
    .unmap_sg = swiotlb_unmap_sg_attrs,
    .dma_supported = swiotlb_dma_supported,
    .map_page = swiotlb_map_page,
    .unmap_page = swiotlb_unmap_page,
    .sync_single_for_cpu = swiotlb_sync_single_for_cpu,
    .sync_single_for_device = swiotlb_sync_single_for_device,
    .sync_sg_for_cpu = swiotlb_sync_sg_for_cpu,
    .sync_sg_for_device = swiotlb_sync_sg_for_device,
    .mapping_error = swiotlb_dma_mapping_error,
    .get_required_mask = swiotlb_powerpc_get_required,
}

Definition at line 49 of file dma-swiotlb.c.