On Thu, 14 Jul 2022 17:01:34 -0700 Dan Williams <dan.j.williams@xxxxxxxxx> wrote: > The region provisioning flow will roughly follow a sequence of: > > 1/ Allocate DPA to a set of decoders > > 2/ Allocate HPA to a region > > 3/ Associate decoders with a region and validate that the DPA allocations > and topologies match the parameters of the region. > > For now, this change (step 1) arranges for DPA capacity to be allocated > and deleted from non-committed decoders based on the decoder's mode / > partition selection. Capacity is allocated from the lowest DPA in the > partition and any 'pmem' allocation blocks out all remaining ram > capacity in its 'skip' setting. DPA allocations are enforced in decoder > instance order. I.e. decoder N + 1 always starts at a higher DPA than > instance N, and deleting allocations must proceed from the > highest-instance allocated decoder to the lowest. > > Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
