Lines Matching refs:tx_queue
779 struct efx_tx_queue *tx_queue; in efx_ef10_link_piobufs() local
816 efx_for_each_channel_tx_queue(tx_queue, channel) { in efx_ef10_link_piobufs()
822 tx_queue->channel->channel - 1) * in efx_ef10_link_piobufs()
832 if (tx_queue->queue == nic_data->pio_write_vi_base) { in efx_ef10_link_piobufs()
841 tx_queue->queue); in efx_ef10_link_piobufs()
853 tx_queue->queue, index, rc); in efx_ef10_link_piobufs()
854 tx_queue->piobuf = NULL; in efx_ef10_link_piobufs()
856 tx_queue->piobuf = in efx_ef10_link_piobufs()
859 tx_queue->piobuf_offset = offset; in efx_ef10_link_piobufs()
862 tx_queue->queue, index, in efx_ef10_link_piobufs()
863 tx_queue->piobuf_offset, in efx_ef10_link_piobufs()
864 tx_queue->piobuf); in efx_ef10_link_piobufs()
889 struct efx_tx_queue *tx_queue; in efx_ef10_forget_old_piobufs() local
893 efx_for_each_channel_tx_queue(tx_queue, channel) in efx_ef10_forget_old_piobufs()
894 tx_queue->piobuf = NULL; in efx_ef10_forget_old_piobufs()
2186 static int efx_ef10_tx_probe(struct efx_tx_queue *tx_queue) in efx_ef10_tx_probe() argument
2190 tx_queue->type = tx_queue->label & 3; in efx_ef10_tx_probe()
2191 return efx_nic_alloc_buffer(tx_queue->efx, &tx_queue->txd.buf, in efx_ef10_tx_probe()
2192 (tx_queue->ptr_mask + 1) * in efx_ef10_tx_probe()
2198 static inline void efx_ef10_push_tx_desc(struct efx_tx_queue *tx_queue, in efx_ef10_push_tx_desc() argument
2204 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_ef10_push_tx_desc()
2207 efx_writeo_page(tx_queue->efx, ®, in efx_ef10_push_tx_desc()
2208 ER_DZ_TX_DESC_UPD, tx_queue->queue); in efx_ef10_push_tx_desc()
2213 int efx_ef10_tx_tso_desc(struct efx_tx_queue *tx_queue, struct sk_buff *skb, in efx_ef10_tx_tso_desc() argument
2225 EFX_WARN_ON_ONCE_PARANOID(tx_queue->tso_version != 2); in efx_ef10_tx_tso_desc()
2235 if (!tx_queue->tso_encap) in efx_ef10_tx_tso_desc()
2273 buffer = efx_tx_queue_get_insert_buffer(tx_queue); in efx_ef10_tx_tso_desc()
2286 ++tx_queue->insert_count; in efx_ef10_tx_tso_desc()
2288 buffer = efx_tx_queue_get_insert_buffer(tx_queue); in efx_ef10_tx_tso_desc()
2301 ++tx_queue->insert_count; in efx_ef10_tx_tso_desc()
2320 static void efx_ef10_tx_init(struct efx_tx_queue *tx_queue) in efx_ef10_tx_init() argument
2322 bool csum_offload = tx_queue->type & EFX_TXQ_TYPE_OUTER_CSUM; in efx_ef10_tx_init()
2323 bool inner_csum = tx_queue->type & EFX_TXQ_TYPE_INNER_CSUM; in efx_ef10_tx_init()
2324 struct efx_channel *channel = tx_queue->channel; in efx_ef10_tx_init()
2325 struct efx_nic *efx = tx_queue->efx; in efx_ef10_tx_init()
2337 tx_queue->timestamping = false; in efx_ef10_tx_init()
2351 !tx_queue->timestamping && !tx_queue->xdp_tx) { in efx_ef10_tx_init()
2352 tx_queue->tso_version = 2; in efx_ef10_tx_init()
2357 tx_queue->tso_version = 1; in efx_ef10_tx_init()
2360 rc = efx_mcdi_tx_init(tx_queue); in efx_ef10_tx_init()
2370 tx_queue->buffer[0].flags = EFX_TX_BUF_OPTION; in efx_ef10_tx_init()
2371 tx_queue->insert_count = 1; in efx_ef10_tx_init()
2372 txd = efx_tx_desc(tx_queue, 0); in efx_ef10_tx_init()
2378 ESF_DZ_TX_OPTION_IP_CSUM, csum_offload && tx_queue->tso_version != 2, in efx_ef10_tx_init()
2380 ESF_DZ_TX_OPTION_INNER_IP_CSUM, inner_csum && tx_queue->tso_version != 2, in efx_ef10_tx_init()
2381 ESF_DZ_TX_TIMESTAMP, tx_queue->timestamping); in efx_ef10_tx_init()
2382 tx_queue->write_count = 1; in efx_ef10_tx_init()
2384 if (tx_queue->tso_version == 2 && efx_has_cap(efx, TX_TSO_V2_ENCAP)) in efx_ef10_tx_init()
2385 tx_queue->tso_encap = true; in efx_ef10_tx_init()
2388 efx_ef10_push_tx_desc(tx_queue, txd); in efx_ef10_tx_init()
2394 tx_queue->queue); in efx_ef10_tx_init()
2398 static inline void efx_ef10_notify_tx_desc(struct efx_tx_queue *tx_queue) in efx_ef10_notify_tx_desc() argument
2403 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_ef10_notify_tx_desc()
2405 efx_writed_page(tx_queue->efx, ®, in efx_ef10_notify_tx_desc()
2406 ER_DZ_TX_DESC_UPD_DWORD, tx_queue->queue); in efx_ef10_notify_tx_desc()
2411 static unsigned int efx_ef10_tx_limit_len(struct efx_tx_queue *tx_queue, in efx_ef10_tx_limit_len() argument
2428 static void efx_ef10_tx_write(struct efx_tx_queue *tx_queue) in efx_ef10_tx_write() argument
2430 unsigned int old_write_count = tx_queue->write_count; in efx_ef10_tx_write()
2435 tx_queue->xmit_pending = false; in efx_ef10_tx_write()
2436 if (unlikely(tx_queue->write_count == tx_queue->insert_count)) in efx_ef10_tx_write()
2440 write_ptr = tx_queue->write_count & tx_queue->ptr_mask; in efx_ef10_tx_write()
2441 buffer = &tx_queue->buffer[write_ptr]; in efx_ef10_tx_write()
2442 txd = efx_tx_desc(tx_queue, write_ptr); in efx_ef10_tx_write()
2443 ++tx_queue->write_count; in efx_ef10_tx_write()
2450 tx_queue->packet_write_count = tx_queue->write_count; in efx_ef10_tx_write()
2452 tx_queue->packet_write_count = tx_queue->write_count; in efx_ef10_tx_write()
2461 } while (tx_queue->write_count != tx_queue->insert_count); in efx_ef10_tx_write()
2465 if (efx_nic_may_push_tx_desc(tx_queue, old_write_count)) { in efx_ef10_tx_write()
2466 txd = efx_tx_desc(tx_queue, in efx_ef10_tx_write()
2467 old_write_count & tx_queue->ptr_mask); in efx_ef10_tx_write()
2468 efx_ef10_push_tx_desc(tx_queue, txd); in efx_ef10_tx_write()
2469 ++tx_queue->pushes; in efx_ef10_tx_write()
2471 efx_ef10_notify_tx_desc(tx_queue); in efx_ef10_tx_write()
2933 struct efx_tx_queue *tx_queue; in efx_ef10_handle_tx_event() local
2947 tx_queue = channel->tx_queue + (tx_ev_q_label % EFX_MAX_TXQ_PER_CHANNEL); in efx_ef10_handle_tx_event()
2949 if (!tx_queue->timestamping) { in efx_ef10_handle_tx_event()
2952 efx_xmit_done(tx_queue, tx_ev_desc_ptr & tx_queue->ptr_mask); in efx_ef10_handle_tx_event()
2987 tx_queue->completed_timestamp_minor = ts_part; in efx_ef10_handle_tx_event()
2992 tx_queue->completed_timestamp_major = ts_part; in efx_ef10_handle_tx_event()
2994 efx_xmit_done_single(tx_queue); in efx_ef10_handle_tx_event()