On Wednesday 04 June 2014 08:09:12 Michal Simek wrote:
> > +
> > +static void sdhci_arasn_xgene_xlat_addr(struct sdhci_arasan_data *data,
> > + u64 dma_addr)
> > +{
> > + #define AIM_AXI_HI_OFFSET 0x0000000c
> > + #define AIM_AXI_ADDRESS_HI_N_WR(src) \
> > + (((u32) (src) << 20) & 0xfff00000)
>
> ditto with indentation.
> 20 should be shift
> 0xfff00000 is mask.
>
> Also you should take this opportunity and add function description
> in kernel doc to be exactly clear what this function is doing.
Actually this should just be configured in the dma-ranges property
I think. It's not the driver's business to do the dma translation.
Arnd
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