Re: [PATCH] ssb, b43, b43legacy, b44: Rewrite SSB DMA API

[Felipe Maya <felipe.maya@vexcorp.com>]

Hi, I have applied this patch and i tested on a wl500gpv2 (BCM5354). The
following part disable the ethernet device. If this part of the patch is
restored the device work ok.
>  
> -int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
> +int ssb_dma_set_mask(struct ssb_device *dev, u64 mask)
>  {
> -	struct device *dma_dev = ssb_dev->dma_dev;
> -	int err = 0;
> +	int err;
>  
> -#ifdef CONFIG_SSB_PCIHOST
> -	if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) {
> -		err = pci_set_dma_mask(ssb_dev->bus->host_pci, mask);
> +	switch (dev->bus->bustype) {
> +	case SSB_BUSTYPE_PCI:
> +		err = pci_set_dma_mask(dev->bus->host_pci, mask);
>  		if (err)
>  			return err;
> -		err = pci_set_consistent_dma_mask(ssb_dev->bus->host_pci, mask);
> +		err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask);
>  		return err;
> +	case SSB_BUSTYPE_SSB:
> +		return dma_set_mask(dev->dev, mask);
> +	default:
> +		__ssb_dma_not_implemented(dev);
>  	}
> -#endif
> -	dma_dev->coherent_dma_mask = mask;
> -	dma_dev->dma_mask = &dma_dev->coherent_dma_mask;
> -
> -	return err;
> +	return -ENOSYS;
>  }
>  EXPORT_SYMBOL(ssb_dma_set_mask);