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path: root/drivers/ssb/main.c
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Diffstat (limited to 'drivers/ssb/main.c')
-rw-r--r--drivers/ssb/main.c76
1 files changed, 2 insertions, 74 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index 51275aac5b3..7cee7f4eb60 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -486,6 +486,7 @@ static int ssb_devices_register(struct ssb_bus *bus)
#ifdef CONFIG_SSB_PCIHOST
sdev->irq = bus->host_pci->irq;
dev->parent = &bus->host_pci->dev;
+ sdev->dma_dev = dev->parent;
#endif
break;
case SSB_BUSTYPE_PCMCIA:
@@ -501,6 +502,7 @@ static int ssb_devices_register(struct ssb_bus *bus)
break;
case SSB_BUSTYPE_SSB:
dev->dma_mask = &dev->coherent_dma_mask;
+ sdev->dma_dev = dev;
break;
}
@@ -1226,80 +1228,6 @@ u32 ssb_dma_translation(struct ssb_device *dev)
}
EXPORT_SYMBOL(ssb_dma_translation);
-int ssb_dma_set_mask(struct ssb_device *dev, u64 mask)
-{
-#ifdef CONFIG_SSB_PCIHOST
- int err;
-#endif
-
- switch (dev->bus->bustype) {
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- err = pci_set_dma_mask(dev->bus->host_pci, mask);
- if (err)
- return err;
- err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask);
- return err;
-#endif
- case SSB_BUSTYPE_SSB:
- return dma_set_mask(dev->dev, mask);
- default:
- __ssb_dma_not_implemented(dev);
- }
- return -ENOSYS;
-}
-EXPORT_SYMBOL(ssb_dma_set_mask);
-
-void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size,
- dma_addr_t *dma_handle, gfp_t gfp_flags)
-{
- switch (dev->bus->bustype) {
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- if (gfp_flags & GFP_DMA) {
- /* Workaround: The PCI API does not support passing
- * a GFP flag. */
- return dma_alloc_coherent(&dev->bus->host_pci->dev,
- size, dma_handle, gfp_flags);
- }
- return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle);
-#endif
- case SSB_BUSTYPE_SSB:
- return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags);
- default:
- __ssb_dma_not_implemented(dev);
- }
- return NULL;
-}
-EXPORT_SYMBOL(ssb_dma_alloc_consistent);
-
-void ssb_dma_free_consistent(struct ssb_device *dev, size_t size,
- void *vaddr, dma_addr_t dma_handle,
- gfp_t gfp_flags)
-{
- switch (dev->bus->bustype) {
- case SSB_BUSTYPE_PCI:
-#ifdef CONFIG_SSB_PCIHOST
- if (gfp_flags & GFP_DMA) {
- /* Workaround: The PCI API does not support passing
- * a GFP flag. */
- dma_free_coherent(&dev->bus->host_pci->dev,
- size, vaddr, dma_handle);
- return;
- }
- pci_free_consistent(dev->bus->host_pci, size,
- vaddr, dma_handle);
- return;
-#endif
- case SSB_BUSTYPE_SSB:
- dma_free_coherent(dev->dev, size, vaddr, dma_handle);
- return;
- default:
- __ssb_dma_not_implemented(dev);
- }
-}
-EXPORT_SYMBOL(ssb_dma_free_consistent);
-
int ssb_bus_may_powerdown(struct ssb_bus *bus)
{
struct ssb_chipcommon *cc;