Handle Xen support at runtime. Signed-off-by: Stephen Hemminger <stephen at networkplumber.org> --- drivers/net/i40e/i40e_ethdev.c | 9 ---- drivers/net/i40e/i40e_fdir.c | 5 +-- drivers/net/i40e/i40e_rxtx.c | 94 ++++++++---------------------------------- 3 files changed, 19 insertions(+), 89 deletions(-)
diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 2dd9fdc..4bf2a5f 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -2098,24 +2098,15 @@ i40e_allocate_dma_mem_d(__attribute__((unused)) struct i40e_hw *hw, id++; snprintf(z_name, sizeof(z_name), "i40e_dma_%"PRIu64, id); -#ifdef RTE_LIBRTE_XEN_DOM0 mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0, alignment, RTE_PGSIZE_2M); -#else - mz = rte_memzone_reserve_aligned(z_name, size, SOCKET_ID_ANY, 0, - alignment); -#endif if (!mz) return I40E_ERR_NO_MEMORY; mem->id = id; mem->size = size; mem->va = mz->addr; -#ifdef RTE_LIBRTE_XEN_DOM0 mem->pa = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr); -#else - mem->pa = mz->phys_addr; -#endif return I40E_SUCCESS; } diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c index c9ce98f..ad64ff7 100644 --- a/drivers/net/i40e/i40e_fdir.c +++ b/drivers/net/i40e/i40e_fdir.c @@ -275,11 +275,8 @@ i40e_fdir_setup(struct i40e_pf *pf) goto fail_mem; } pf->fdir.prg_pkt = mz->addr; -#ifdef RTE_LIBRTE_XEN_DOM0 pf->fdir.dma_addr = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr); -#else - pf->fdir.dma_addr = (uint64_t)mz->phys_addr; -#endif + pf->fdir.match_counter_index = I40E_COUNTER_INDEX_FDIR(hw->pf_id); PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.", vsi->base_queue); diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c index fd656d5..77b90fa 100644 --- a/drivers/net/i40e/i40e_rxtx.c +++ b/drivers/net/i40e/i40e_rxtx.c @@ -84,12 +84,6 @@ #define RTE_MBUF_DATA_DMA_ADDR(mb) \ ((uint64_t)((mb)->buf_physaddr + (mb)->data_off)) -static const struct rte_memzone * -i40e_ring_dma_zone_reserve(struct rte_eth_dev *dev, - const char *ring_name, - uint16_t queue_id, - uint32_t ring_size, - int socket_id); static uint16_t i40e_xmit_pkts_simple(void *tx_queue, struct rte_mbuf **tx_pkts, uint16_t nb_pkts); @@ -2170,11 +2164,8 @@ i40e_dev_rx_queue_setup(struct rte_eth_dev *dev, /* Allocate the maximun number of RX ring hardware descriptor. */ ring_size = sizeof(union i40e_rx_desc) * I40E_MAX_RING_DESC; ring_size = RTE_ALIGN(ring_size, I40E_DMA_MEM_ALIGN); - rz = i40e_ring_dma_zone_reserve(dev, - "rx_ring", - queue_idx, - ring_size, - socket_id); + rz = rte_eth_dma_zone_reserve(dev, "rx_ring", queue_idx, + ring_size, I40E_ALIGN, socket_id); if (!rz) { i40e_dev_rx_queue_release(rxq); PMD_DRV_LOG(ERR, "Failed to reserve DMA memory for RX"); @@ -2184,12 +2175,7 @@ i40e_dev_rx_queue_setup(struct rte_eth_dev *dev, /* Zero all the descriptors in the ring. */ memset(rz->addr, 0, ring_size); -#ifdef RTE_LIBRTE_XEN_DOM0 rxq->rx_ring_phys_addr = rte_mem_phy2mch(rz->memseg_id, rz->phys_addr); -#else - rxq->rx_ring_phys_addr = (uint64_t)rz->phys_addr; -#endif - rxq->rx_ring = (union i40e_rx_desc *)rz->addr; #ifdef RTE_LIBRTE_I40E_RX_ALLOW_BULK_ALLOC @@ -2438,11 +2424,8 @@ i40e_dev_tx_queue_setup(struct rte_eth_dev *dev, /* Allocate TX hardware ring descriptors. */ ring_size = sizeof(struct i40e_tx_desc) * I40E_MAX_RING_DESC; ring_size = RTE_ALIGN(ring_size, I40E_DMA_MEM_ALIGN); - tz = i40e_ring_dma_zone_reserve(dev, - "tx_ring", - queue_idx, - ring_size, - socket_id); + tz = rte_eth_dma_zone_reserve(dev, "tx_ring", queue_idx, + ring_size, I40E_ALIGN, socket_id); if (!tz) { i40e_dev_tx_queue_release(txq); PMD_DRV_LOG(ERR, "Failed to reserve DMA memory for TX"); @@ -2467,11 +2450,7 @@ i40e_dev_tx_queue_setup(struct rte_eth_dev *dev, txq->vsi = vsi; txq->tx_deferred_start = tx_conf->tx_deferred_start; -#ifdef RTE_LIBRTE_XEN_DOM0 txq->tx_ring_phys_addr = rte_mem_phy2mch(tz->memseg_id, tz->phys_addr); -#else - txq->tx_ring_phys_addr = (uint64_t)tz->phys_addr; -#endif txq->tx_ring = (struct i40e_tx_desc *)tz->addr; /* Allocate software ring */ @@ -2518,47 +2497,22 @@ i40e_dev_tx_queue_release(void *txq) rte_free(q); } -static const struct rte_memzone * -i40e_ring_dma_zone_reserve(struct rte_eth_dev *dev, - const char *ring_name, - uint16_t queue_id, - uint32_t ring_size, - int socket_id) -{ - char z_name[RTE_MEMZONE_NAMESIZE]; - const struct rte_memzone *mz; - - snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d", - dev->driver->pci_drv.name, ring_name, - dev->data->port_id, queue_id); - mz = rte_memzone_lookup(z_name); - if (mz) - return mz; - -#ifdef RTE_LIBRTE_XEN_DOM0 - return rte_memzone_reserve_bounded(z_name, ring_size, - socket_id, 0, I40E_ALIGN, RTE_PGSIZE_2M); -#else - return rte_memzone_reserve_aligned(z_name, ring_size, - socket_id, 0, I40E_ALIGN); -#endif -} - const struct rte_memzone * i40e_memzone_reserve(const char *name, uint32_t len, int socket_id) { - const struct rte_memzone *mz = NULL; + const struct rte_memzone *mz; mz = rte_memzone_lookup(name); if (mz) return mz; -#ifdef RTE_LIBRTE_XEN_DOM0 - mz = rte_memzone_reserve_bounded(name, len, - socket_id, 0, I40E_ALIGN, RTE_PGSIZE_2M); -#else - mz = rte_memzone_reserve_aligned(name, len, + + if (is_xen_dom0_supported()) + mz = rte_memzone_reserve_bounded(name, len, + socket_id, 0, I40E_ALIGN, RTE_PGSIZE_2M); + else + mz = rte_memzone_reserve_aligned(name, len, socket_id, 0, I40E_ALIGN); -#endif + return mz; } @@ -2971,11 +2925,9 @@ i40e_fdir_setup_tx_resources(struct i40e_pf *pf) ring_size = sizeof(struct i40e_tx_desc) * I40E_FDIR_NUM_TX_DESC; ring_size = RTE_ALIGN(ring_size, I40E_DMA_MEM_ALIGN); - tz = i40e_ring_dma_zone_reserve(dev, - "fdir_tx_ring", - I40E_FDIR_QUEUE_ID, - ring_size, - SOCKET_ID_ANY); + tz = rte_eth_dma_zone_reserve(dev, "fdir_tx_ring", + I40E_FDIR_QUEUE_ID, ring_size, + I40E_ALIGN, SOCKET_ID_ANY); if (!tz) { i40e_dev_tx_queue_release(txq); PMD_DRV_LOG(ERR, "Failed to reserve DMA memory for TX."); @@ -2987,11 +2939,7 @@ i40e_fdir_setup_tx_resources(struct i40e_pf *pf) txq->reg_idx = pf->fdir.fdir_vsi->base_queue; txq->vsi = pf->fdir.fdir_vsi; -#ifdef RTE_LIBRTE_XEN_DOM0 txq->tx_ring_phys_addr = rte_mem_phy2mch(tz->memseg_id, tz->phys_addr); -#else - txq->tx_ring_phys_addr = (uint64_t)tz->phys_addr; -#endif txq->tx_ring = (struct i40e_tx_desc *)tz->addr; /* * don't need to allocate software ring and reset for the fdir @@ -3031,11 +2979,9 @@ i40e_fdir_setup_rx_resources(struct i40e_pf *pf) ring_size = sizeof(union i40e_rx_desc) * I40E_FDIR_NUM_RX_DESC; ring_size = RTE_ALIGN(ring_size, I40E_DMA_MEM_ALIGN); - rz = i40e_ring_dma_zone_reserve(dev, - "fdir_rx_ring", - I40E_FDIR_QUEUE_ID, - ring_size, - SOCKET_ID_ANY); + rz = rte_eth_dma_zone_reserve(dev, "fdir_rx_ring", + I40E_FDIR_QUEUE_ID, ring_size, + I40E_ALIGN, SOCKET_ID_ANY); if (!rz) { i40e_dev_rx_queue_release(rxq); PMD_DRV_LOG(ERR, "Failed to reserve DMA memory for RX."); @@ -3047,11 +2993,7 @@ i40e_fdir_setup_rx_resources(struct i40e_pf *pf) rxq->reg_idx = pf->fdir.fdir_vsi->base_queue; rxq->vsi = pf->fdir.fdir_vsi; -#ifdef RTE_LIBRTE_XEN_DOM0 rxq->rx_ring_phys_addr = rte_mem_phy2mch(rz->memseg_id, rz->phys_addr); -#else - rxq->rx_ring_phys_addr = (uint64_t)rz->phys_addr; -#endif rxq->rx_ring = (union i40e_rx_desc *)rz->addr; /* -- 2.1.4