Hi Laurent, On Thu, Mar 1, 2012 at 6:37 PM, Laurent Pinchart <[email protected]> wrote: > I'll try that then. How expensive is the iommu_attach_device() (and detach) > operation in terms of CPU time ?
omap_iommu_attach() basically enables the iommu clock and configures that IP block. I suspect it's negligible but I didn't really measure it... Thanks, Ohad. -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
