On Mon, Oct 23, 2017 at 03:12:44PM +0800, Huacai Chen wrote: > Make dma_get_cache_alignment() to accept a 'dev' argument. As a result, > it can return different alignments due to different devices' I/O cache > coherency. > > Currently, ARM/ARM64 and MIPS support coherent & noncoherent devices > co-exist. This may be extended in the future, so add a new function > pointer (i.e, get_cache_alignment) in 'struct dma_map_ops' as a generic > solution. > > Cc: [email protected] > Cc: Michael S. Tsirkin <[email protected]> > Cc: Pawel Osciak <[email protected]> > Cc: Marek Szyprowski <[email protected]> > Cc: Kyungmin Park <[email protected]> > Cc: Michael Chan <[email protected]> > Cc: Benjamin Herrenschmidt <[email protected]> > Cc: Ivan Mikhaylov <[email protected]> > Cc: Tariq Toukan <[email protected]> > Cc: Andy Gross <[email protected]> > Cc: Mark A. Greer <[email protected]> > Cc: Robert Baldyga <[email protected]> > Cc: Marek Szyprowski <[email protected]> > Signed-off-by: Huacai Chen <[email protected]> > ---
For the mpsc stuff: Acked-by: Mark Greer <[email protected]>
