From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- net/smc/smc_tx.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 net/smc/smc_tx.h (limited to 'net/smc/smc_tx.h') diff --git a/net/smc/smc_tx.h b/net/smc/smc_tx.h new file mode 100644 index 000000000..34b578498 --- /dev/null +++ b/net/smc/smc_tx.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Shared Memory Communications over RDMA (SMC-R) and RoCE + * + * Manage send buffer + * + * Copyright IBM Corp. 2016 + * + * Author(s): Ursula Braun + */ + +#ifndef SMC_TX_H +#define SMC_TX_H + +#include +#include + +#include "smc.h" +#include "smc_cdc.h" + +static inline int smc_tx_prepared_sends(struct smc_connection *conn) +{ + union smc_host_cursor sent, prep; + + smc_curs_copy(&sent, &conn->tx_curs_sent, conn); + smc_curs_copy(&prep, &conn->tx_curs_prep, conn); + return smc_curs_diff(conn->sndbuf_desc->len, &sent, &prep); +} + +void smc_tx_pending(struct smc_connection *conn); +void smc_tx_work(struct work_struct *work); +void smc_tx_init(struct smc_sock *smc); +int smc_tx_sendmsg(struct smc_sock *smc, struct msghdr *msg, size_t len); +int smc_tx_sendpage(struct smc_sock *smc, struct page *page, int offset, + size_t size, int flags); +int smc_tx_sndbuf_nonempty(struct smc_connection *conn); +void smc_tx_sndbuf_nonfull(struct smc_sock *smc); +void smc_tx_consumer_update(struct smc_connection *conn, bool force); +int smcd_tx_ism_write(struct smc_connection *conn, void *data, size_t len, + u32 offset, int signal); + +#endif /* SMC_TX_H */ -- cgit v1.2.3