Re: [Patch v4 2/2] dmaengine: Add ADM driver

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On Mon, Mar 16, 2015 at 08:15:26AM -0000, sricharan@xxxxxxxxxxxxxx wrote:
> Hi,
> 
> <snip>
> >
> >>
> >> > +static int adm_get_blksize(unsigned int burst)
> >> > +{
> >> > +	int ret;
> >> > +
> >> > +	switch (burst) {
> >> > +	case 16:
> >> > +		ret = 0;
> >> > +		break;
> >> > +	case 32:
> >> > +		ret = 1;
> >> > +		break;
> >> > +	case 64:
> >> > +		ret = 2;
> >> > +		break;
> >> > +	case 128:
> >> > +		ret = 3;
> >> > +		break;
> >> > +	case 192:
> >> > +		ret = 4;
> >> > +		break;
> >> > +	case 256:
> >> > +		ret = 5;
> >> > +		break;
> >> ffs(burst>>4) ?
> >
> > that should work nicely.  thanks.
> >
>   Will not work for 192, 256 ?

you are right.  I'll have to separate those out into 2 more cases.  Good catch!

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a Linux Foundation Collaborative Project

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