TXLO_ENTRIES
ering->tx_max_pending = TXLO_ENTRIES - 1;
ering->tx_pending = TXLO_ENTRIES - 1;
iface->txLoSize = cpu_to_le32(TXLO_ENTRIES * sizeof(struct tx_desc));
#if TXLO_ENTRIES <= (2 * MAX_SKB_FRAGS)
lastRead, TXLO_ENTRIES) > (numDesc + 2))
struct tx_desc txLo[TXLO_ENTRIES] __3xp_aligned;
typhoon_inc_index(index, count, TXLO_ENTRIES);
return typhoon_num_free(ring->lastWrite, ring->lastRead, TXLO_ENTRIES);