Hi Andy,
Sorry for the delay in response. I will do what you suggest in your
email. I do have one response to one of your comments below.
On Thu, Jul 2, 2020 at 4:43 AM Andy Shevchenko
wrote:
>
> On Wed, Jul 01, 2020 at 05:21:38PM -0400, Jim Quinlan wrote:
> > The new field 'dma_range_map' in
On Wed, Jul 01, 2020 at 05:21:38PM -0400, Jim Quinlan wrote:
> The new field 'dma_range_map' in struct device is used to facilitate the
> use of single or multiple offsets between mapping regions of cpu addrs and
> dma addrs. It subsumes the role of "dev->dma_pfn_offset" which was only
> capable o
The new field 'dma_range_map' in struct device is used to facilitate the
use of single or multiple offsets between mapping regions of cpu addrs and
dma addrs. It subsumes the role of "dev->dma_pfn_offset" which was only
capable of holding a single uniform offset and had no region bounds
checking.