> Date: Fri, 27 Jan 2023 17:48:32 -0500 > From: Tom Rini <[email protected]> > > On Sat, Jan 21, 2023 at 08:27:52PM +0100, Mark Kettenis wrote: > > > In order to support IOMMUs in non-bypass mode we need device ops > > to map and unmap DMA memory. The map operation enters a mapping > > for a region specified by CPU address and size into the translation > > table of the IOMMU and returns a DMA address suitable for > > programming the device to do DMA. The unmap operation removes > > this mapping from the translation table of the IOMMU. > > > > Signed-off-by: Mark Kettenis <[email protected]> > > For the series, applied to u-boot/master, thanks! > > Note that in this specific patch I also added the following comment to > include/dm/device.h: > * @iommu: IOMMU device associated with this device > as the doc targets were noting that this was not described. If my > description here is wrong / insufficient, please follow-up with a > correction.
That reads absolutely fine. Thanks! Mark
