[PATCH v1 2/4] dmaengine: xgene-dma: Add support for CRC32C calculation via DMA engine

Vinod Koul vinod.koul at intel.com
Thu Aug 20 00:09:57 PDT 2015


On Thu, Aug 20, 2015 at 12:23:50PM +0530, Rameshwar Sahu wrote:
> Hi Vinod,
> 
> On Thu, Aug 20, 2015 at 11:10 AM, Vinod Koul <vinod.koul at intel.com> wrote:
> > On Thu, Jul 30, 2015 at 05:41:06PM +0530, Rameshwar Prasad Sahu wrote:
> >> +     /* Invalidate unused source address field */
> >> +     for (; i < 4; i++)
> >> +             xgene_dma_invalidate_buffer(xgene_dma_lookup_ext8(desc2, i));
> >> +
> >> +     /* Check whether requested buffer processed */
> >> +     if (nbytes) {
> >> +             chan_err(chan, "Src count crossed maximum limit\n");
> >> +             return -EINVAL;
> > no cleanup ?
> Here not required, cleanup I am doing in parent function from where
> this function is getting called in case of failure.
> >
> >> +struct dma_async_tx_descriptor *xgene_dma_prep_flyby(
> >> +     struct xgene_dma_chan *chan, struct scatterlist *src_sg,
> >> +     size_t len, u32 seed, u8 *result, unsigned long flags, u8 opcode)
> > please fix style here
> 
> Could you explain me What kind of coding style you would like here ??

See CodingStyle Chapter 2

-- 
~Vinod




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