[PATCH 21/21]: powerpc/cell spidernet DMA coalescing

Joel Schopp jschopp at austin.ibm.com
Sat Oct 14 12:12:01 EST 2006

Linas Vepstas wrote:
> The current driver code performs 512 DMA mappns of a bunch of 
> 32-byte structures. This is silly, as they are all in contiguous 
> memory. Ths patch changes the code to DMA map the entie area
> with just one call.
> Signed-off-by: Linas Vepstas <linas at austin.ibm.com>
> Cc: James K Lewis <jklewis at us.ibm.com>
> Cc: Arnd Bergmann <arnd at arndb.de>

While this patch wasn't useful in the current cell implementation of pci_map_single 
it sounds like people are going to be making changes to that sometime. In light of 
that new information (new to me anyway) this should probably go in after all.  Sorry 
for causing trouble.

Acked-by: Joel Schopp <jschopp at austin.ibm.com>

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