On Fri, Apr 09, 2021 at 10:16:13AM +0300, Claudiu Manoil wrote: > Even if the current mapping is correct for the 1 CPU and 2 CPU cases > (currently enetc is included in SoCs with up to 2 CPUs only), better > use a generic rule for the mapping to cover all possible cases. > The number of CPUs is the same as the number of interrupt vectors: > > Per device Tx rings - > device_tx_ring[idx], where idx = 0..n_rings_total-1 > > Per interrupt vector Tx rings - > int_vector[i].ring[j], where i = 0..n_int_vects-1 > j = 0..n_rings_per_v-1 > > Mapping rule - > n_rings_per_v = n_rings_total / n_int_vects > for i = 0..n_int_vects - 1: > for j = 0..n_rings_per_v - 1: > idx = n_int_vects * j + i > int_vector[i].ring[j] <- device_tx_ring[idx] > > Signed-off-by: Claudiu Manoil <claudiu.man...@nxp.com> > ---
Tested-by: Vladimir Oltean <vladimir.olt...@nxp.com>
