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Commit 7f37441c authored by Holger Schurig's avatar Holger Schurig Committed by John W. Linville
Browse files

ssb: allow compilation on systems without PCI 



Makes ssb work on system without a PCI bus.

Signed-off-by: default avatarHolger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: default avatarMichael Buesch <mb@bu3sch.de>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e10e0dfe

drivers/ssb/main.c

+8 −0
Original line number Diff line number Diff line
@@ -1165,15 +1165,19 @@ 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:
@@ -1188,6 +1192,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, 
{

	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. */
@@ -1195,6 +1200,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, 
						  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:
@@ -1210,6 +1216,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, 
{

	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. */
@@ -1220,6 +1227,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, 
		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;