diff options
Diffstat (limited to 'src/plugins/marvell/pp2/pp2.c')
| -rw-r--r-- | src/plugins/marvell/pp2/pp2.c | 403 |
1 files changed, 0 insertions, 403 deletions
diff --git a/src/plugins/marvell/pp2/pp2.c b/src/plugins/marvell/pp2/pp2.c deleted file mode 100644 index 030ab9b4496..00000000000 --- a/src/plugins/marvell/pp2/pp2.c +++ /dev/null @@ -1,403 +0,0 @@ -/* - *------------------------------------------------------------------ - * Copyright (c) 2018 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - *------------------------------------------------------------------ - */ - -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <sys/ioctl.h> - -#include <vlib/vlib.h> -#include <vlib/unix/unix.h> -#include <vnet/plugin/plugin.h> -#include <marvell/pp2/pp2.h> -#include <vnet/interface/rx_queue_funcs.h> - -/* size of DMA memory used by musdk (not used for buffers) */ -#define MV_SYS_DMA_MEM_SZ (2 << 20) -/* number of HIFs reserved (first X) */ -#define NUM_HIFS_RSVD 4 -/* number of buffer pools reserved (first X) */ -#define NUM_BPOOLS_RSVD 7 - -mrvl_pp2_main_t mrvl_pp2_main; -extern vnet_device_class_t ppa2_device_class; - -static void -mrvl_pp2_main_deinit () -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - int i; - vec_foreach_index (i, ppm->per_thread_data) - { - mrvl_pp2_per_thread_data_t *ptd = vec_elt_at_index (ppm->per_thread_data, - i); - if (ptd->hif) - pp2_hif_deinit (ptd->hif); - vec_free (ptd->descs); - } - vec_free (ppm->per_thread_data); - pp2_deinit (); - mv_sys_dma_mem_destroy (); -} - -static clib_error_t * -mrvl_pp2_main_init () -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - vlib_thread_main_t *tm = vlib_get_thread_main (); - clib_error_t *err = 0; - struct pp2_init_params init_params = { 0 }; - int i, rv; - u8 *s = 0; - - rv = mv_sys_dma_mem_init (MV_SYS_DMA_MEM_SZ); - if (rv) - return clib_error_return (0, "mv_sys_dma_mem_init failed, rv = %u", rv); - - init_params.hif_reserved_map = ((1 << NUM_HIFS_RSVD) - 1); - init_params.bm_pool_reserved_map = ((1 << NUM_BPOOLS_RSVD) - 1); - rv = pp2_init (&init_params); - if (rv) - { - err = clib_error_return (0, "mrvl_pp2_init failed, rv = %u", rv); - goto done; - } - - vec_validate_aligned (ppm->per_thread_data, tm->n_vlib_mains - 1, - CLIB_CACHE_LINE_BYTES); - - vec_foreach_index (i, ppm->per_thread_data) - { - mrvl_pp2_per_thread_data_t *ptd = vec_elt_at_index (ppm->per_thread_data, - i); - struct pp2_hif_params hif_params = { 0 }; - vec_reset_length (s); - s = format (s, "hif-%d%c", NUM_HIFS_RSVD + i, 0); - hif_params.match = (char *) s; - hif_params.out_size = 2048; /* FIXME */ - if (pp2_hif_init (&hif_params, &ptd->hif)) - { - err = clib_error_return (0, "hif '%s' init failed", s); - goto done; - } - } - -done: - if (err) - mrvl_pp2_main_deinit (); - vec_free (s); - return err; -} - -static u32 -mrvl_pp2_eth_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hi, - u32 flags) -{ - /* nothing for now */ - return 0; -} - -void -mrvl_pp2_delete_if (mrvl_pp2_if_t * ppif) -{ - vlib_main_t *vm = vlib_get_main (); - vnet_main_t *vnm = vnet_get_main (); - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - mrvl_pp2_outq_t *outq; - mrvl_pp2_inq_t *inq; - - if (ppif->hw_if_index != ~0) - ethernet_delete_interface (vnm, ppif->hw_if_index); - - if (ppif->ppio) - { - pp2_ppio_disable (ppif->ppio); - pp2_ppio_deinit (ppif->ppio); - } - - /* free buffers hanging in the tx ring */ - vec_foreach (outq, ppif->outqs) - { - while (outq->tail < outq->head) - { - u16 slot = outq->tail & (outq->size - 1); - vlib_buffer_free (vm, outq->buffers + slot, 1); - outq->tail++; - } - vec_free (outq->buffers); - } - vec_free (ppif->outqs); - - /* free buffers hangin in the rx buffer pool */ - vec_foreach (inq, ppif->inqs) - if (inq->bpool) - { - u32 n_bufs = 0; - pp2_bpool_get_num_buffs (inq->bpool, &n_bufs); - while (n_bufs--) - { - struct pp2_buff_inf binf; - if (pp2_bpool_get_buff (ppm->per_thread_data[0].hif, inq->bpool, - &binf) == 0) - { - u32 bi = binf.cookie; - vlib_buffer_free (vm, &bi, 1); - } - } - pp2_bpool_deinit (inq->bpool); - } - vec_free (ppif->inqs); - - - pool_put (ppm->interfaces, ppif); - - if (pool_elts (ppm->interfaces) == 0) - mrvl_pp2_main_deinit (); -} - -void -mrvl_pp2_create_if (mrvl_pp2_create_if_args_t * args) -{ - vlib_main_t *vm = vlib_get_main (); - vnet_main_t *vnm = vnet_get_main (); - vlib_thread_main_t *tm = vlib_get_thread_main (); - vnet_eth_interface_registration_t eir = {}; - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - struct pp2_bpool_params bpool_params = { 0 }; - struct pp2_ppio_params ppio_params = { 0 }; - struct pp2_ppio_inq_params inq_params = { 0 }; - vnet_sw_interface_t *sw; - mrvl_pp2_if_t *ppif = 0; - u8 pp2_id, port_id, *s = 0; - eth_addr_t mac_addr; - u8 n_outqs, n_inqs = 1; - int i; - - if (tm->n_vlib_mains > PP2_PPIO_MAX_NUM_OUTQS) - { - args->rv = VNET_API_ERROR_INIT_FAILED; - args->error = clib_error_return (0, "number of threads (main + workers)" - " is bigger than number of output " - "queues (%u)", PP2_PPIO_MAX_NUM_OUTQS); - return; - } - n_outqs = tm->n_vlib_mains; - - /* defaults */ - args->tx_q_sz = args->tx_q_sz ? args->tx_q_sz : 2 * VLIB_FRAME_SIZE; - args->rx_q_sz = args->rx_q_sz ? args->rx_q_sz : 2 * VLIB_FRAME_SIZE; - - if (vec_len (ppm->per_thread_data) == 0) - { - if ((args->error = mrvl_pp2_main_init ()) != 0) - { - args->rv = VNET_API_ERROR_INIT_FAILED; - return; - } - } - - pool_get_zero (ppm->interfaces, ppif); - ppif->dev_instance = ppif - ppm->interfaces; - ppif->hw_if_index = ~0; - vec_validate_aligned (ppif->inqs, n_inqs - 1, CLIB_CACHE_LINE_BYTES); - vec_validate_aligned (ppif->outqs, n_outqs - 1, CLIB_CACHE_LINE_BYTES); - - for (i = 0; i < n_inqs; i++) - { - mrvl_pp2_inq_t *inq = vec_elt_at_index (ppif->inqs, i); - inq->size = args->rx_q_sz; - } - for (i = 0; i < n_outqs; i++) - { - mrvl_pp2_outq_t *outq = vec_elt_at_index (ppif->outqs, i); - outq->size = args->tx_q_sz; - vec_validate_aligned (outq->buffers, outq->size, CLIB_CACHE_LINE_BYTES); - } - - if (pp2_netdev_get_ppio_info ((char *) args->name, &pp2_id, &port_id)) - { - args->rv = VNET_API_ERROR_INVALID_INTERFACE; - args->error = clib_error_return (0, "Invalid interface '%s'", - args->name); - goto error; - } - - /* FIXME bpool bit select per pp */ - s = format (s, "pool-%d:%d%c", pp2_id, pp2_id + 8, 0); - bpool_params.match = (char *) s; - bpool_params.buff_len = vlib_buffer_get_default_data_size (vm); - /* FIXME +64 ? */ - if (pp2_bpool_init (&bpool_params, &ppif->inqs[0].bpool)) - { - args->rv = VNET_API_ERROR_INIT_FAILED; - args->error = clib_error_return (0, "bpool '%s' init failed", s); - goto error; - } - vec_reset_length (s); - - s = format (s, "ppio-%d:%d%c", pp2_id, port_id, 0); - ppio_params.match = (char *) s; - ppio_params.type = PP2_PPIO_T_NIC; - inq_params.size = args->rx_q_sz; - ppio_params.inqs_params.num_tcs = 1; - ppio_params.inqs_params.tcs_params[0].pkt_offset = 0; - ppio_params.inqs_params.tcs_params[0].num_in_qs = n_inqs; - ppio_params.inqs_params.tcs_params[0].inqs_params = &inq_params; - ppio_params.inqs_params.tcs_params[0].pools[0][0] = ppif->inqs[0].bpool; - ppio_params.outqs_params.num_outqs = n_outqs; - for (i = 0; i < n_outqs; i++) - { - ppio_params.outqs_params.outqs_params[i].weight = 1; - ppio_params.outqs_params.outqs_params[i].size = args->tx_q_sz; - } - if (pp2_ppio_init (&ppio_params, &ppif->ppio)) - { - args->rv = VNET_API_ERROR_INIT_FAILED; - args->error = clib_error_return (0, "ppio '%s' init failed", s); - goto error; - } - vec_reset_length (s); - - if (pp2_ppio_get_mac_addr (ppif->ppio, mac_addr)) - { - args->rv = VNET_API_ERROR_INIT_FAILED; - args->error = - clib_error_return (0, "%s: pp2_ppio_get_mac_addr failed", s); - goto error; - } - - eir.dev_class_index = mrvl_pp2_device_class.index; - eir.dev_instance = ppif->dev_instance; - eir.address = mac_addr; - eir.cb.flag_change = mrvl_pp2_eth_flag_change; - ppif->hw_if_index = vnet_eth_register_interface (vnm, &eir); - - sw = vnet_get_hw_sw_interface (vnm, ppif->hw_if_index); - ppif->sw_if_index = sw->sw_if_index; - ppif->per_interface_next_index = ~0; - args->sw_if_index = sw->sw_if_index; - vnet_hw_if_set_input_node (vnm, ppif->hw_if_index, - mrvl_pp2_input_node.index); - /* FIXME: only one RX queue ? */ - ppif->inqs[0].queue_index = vnet_hw_if_register_rx_queue ( - vnm, ppif->hw_if_index, 0, VNET_HW_IF_RXQ_THREAD_ANY); - - vnet_hw_if_set_rx_queue_mode (vnm, ppif->inqs[0].queue_index, - VNET_HW_IF_RX_MODE_POLLING); - vnet_hw_if_update_runtime_data (vnm, ppif->hw_if_index); - vnet_hw_interface_set_flags (vnm, ppif->hw_if_index, - VNET_HW_INTERFACE_FLAG_LINK_UP); - goto done; - -error: - mrvl_pp2_delete_if (ppif); -done: - vec_free (s); -} - -static clib_error_t * -mrvl_pp2_interface_admin_up_down (vnet_main_t * vnm, u32 hw_if_index, - u32 flags) -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index); - mrvl_pp2_if_t *ppif = pool_elt_at_index (ppm->interfaces, hw->dev_instance); - static clib_error_t *error = 0; - int is_up = (flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) != 0; - int rv; - - if (is_up) - rv = pp2_ppio_enable (ppif->ppio); - else - rv = pp2_ppio_disable (ppif->ppio); - - if (rv) - return clib_error_return (0, "failed to %s interface", - is_up ? "enable" : "disable"); - - if (is_up) - ppif->flags |= MRVL_PP2_IF_F_ADMIN_UP; - else - ppif->flags &= ~MRVL_PP2_IF_F_ADMIN_UP; - - return error; -} - -static void -mrvl_pp2_clear_interface_counters (u32 instance) -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - mrvl_pp2_if_t *ppif = pool_elt_at_index (ppm->interfaces, instance); - struct pp2_ppio_statistics stats; - - pp2_ppio_get_statistics (ppif->ppio, &stats, 1); -} - -static void -mrvl_pp2_set_interface_next_node (vnet_main_t * vnm, u32 hw_if_index, - u32 node_index) -{ - mrvl_pp2_main_t *ppm = &mrvl_pp2_main; - vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index); - mrvl_pp2_if_t *ppif = pool_elt_at_index (ppm->interfaces, hw->dev_instance); - - /* Shut off redirection */ - if (node_index == ~0) - { - ppif->per_interface_next_index = node_index; - return; - } - - ppif->per_interface_next_index = - vlib_node_add_next (vlib_get_main (), mrvl_pp2_input_node.index, - node_index); -} - -static char *mrvl_pp2_tx_func_error_strings[] = { -#define _(n,s) s, - foreach_mrvl_pp2_tx_func_error -#undef _ -}; - -VNET_DEVICE_CLASS (mrvl_pp2_device_class,) = -{ - .name = "Marvell PPv2 interface", - .format_device_name = format_mrvl_pp2_interface_name, - .format_device = format_mrvl_pp2_interface, - .tx_function = mrvl_pp2_interface_tx, - .tx_function_n_errors = MRVL_PP2_TX_N_ERROR, - .tx_function_error_strings = mrvl_pp2_tx_func_error_strings, - .admin_up_down_function = mrvl_pp2_interface_admin_up_down, - .clear_counters = mrvl_pp2_clear_interface_counters, - .rx_redirect_to_node = mrvl_pp2_set_interface_next_node, -}; - -static clib_error_t * -mrvl_pp2_init (vlib_main_t * vm) -{ - return 0; -} - -VLIB_INIT_FUNCTION (mrvl_pp2_init); - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |