On Thu, Apr 23, 2009 at 05:03:43PM -0700, Kevin Cernekee wrote:
> I am upgrading an SoC to the 18.104.22.168 kernel from an earlier version,
> and in the process I am switching over the old board support
> customizations to use the newer, cleaner plat_* functions. I found two
> cases where the plat_* functions did not provide enough information,
> so I had to modify the API:
> plat_unmap_dma_mem() - Our handler needs to know the size and direction
> of the DMA mapping. This information is not encoded in the DMA address,
> so it needed to be passed in explicitly.
> plat_dma_addr_to_phys() - The bus<->physical address mappings differ
> based on which bus is being used. It is not always possible to infer
> which bus is being used from the bus address alone, so I added a
> "struct device" to the function definition.
> Also, our MIPS core uses 64-byte D$ lines, so I needed to generate the
> corresponding blast* functions.
> These patches apply against the linux-mips.org GIT tree.
Queued for 2.6.31. Thanks Kevin!
Which SoC port are you working on btw?