ssb: allow compilation on systems without PCI

Makes ssb work on system without a PCI bus.

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index d831a2b..87ab244 100644 (file)
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -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;