diff options
Diffstat (limited to 'drivers/ssb/main.c')
| -rw-r--r-- | drivers/ssb/main.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index 9028ed5715a..8003a9e55ac 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -436,15 +436,18 @@ 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 = &bus->host_pci->dev; #endif break; case SSB_BUSTYPE_PCMCIA: #ifdef CONFIG_SSB_PCMCIAHOST sdev->irq = bus->host_pcmcia->irq.AssignedIRQ; dev->parent = &bus->host_pcmcia->dev; + sdev->dma_dev = &bus->host_pcmcia->dev; #endif break; case SSB_BUSTYPE_SSB: + sdev->dma_dev = dev; break; } @@ -557,6 +560,7 @@ static int ssb_fetch_invariants(struct ssb_bus *bus, goto out; memcpy(&bus->boardinfo, &iv.boardinfo, sizeof(iv.boardinfo)); memcpy(&bus->sprom, &iv.sprom, sizeof(iv.sprom)); + bus->has_cardbus_slot = iv.has_cardbus_slot; out: return err; } @@ -569,6 +573,9 @@ static int ssb_bus_register(struct ssb_bus *bus, spin_lock_init(&bus->bar_lock); INIT_LIST_HEAD(&bus->list); +#ifdef CONFIG_SSB_EMBEDDED + spin_lock_init(&bus->gpio_lock); +#endif /* Powerup the bus */ err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1); @@ -1014,15 +1021,14 @@ EXPORT_SYMBOL(ssb_dma_translation); int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask) { - struct device *dev = ssb_dev->dev; + struct device *dma_dev = ssb_dev->dma_dev; #ifdef CONFIG_SSB_PCIHOST - if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI && - !dma_supported(dev, mask)) - return -EIO; + if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) + return dma_set_mask(dma_dev, mask); #endif - dev->coherent_dma_mask = mask; - dev->dma_mask = &dev->coherent_dma_mask; + dma_dev->coherent_dma_mask = mask; + dma_dev->dma_mask = &dma_dev->coherent_dma_mask; return 0; } @@ -1040,6 +1046,12 @@ int ssb_bus_may_powerdown(struct ssb_bus *bus) goto out; cc = &bus->chipco; + + if (!cc->dev) + goto out; + if (cc->dev->id.revision < 5) + goto out; + ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW); err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0); if (err) |