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Diffstat (limited to 'drivers/net/ethernet/sfc/siena/tx_common.h')
-rw-r--r--drivers/net/ethernet/sfc/siena/tx_common.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/siena/tx_common.h b/drivers/net/ethernet/sfc/siena/tx_common.h
new file mode 100644
index 000000000..31ca52a25
--- /dev/null
+++ b/drivers/net/ethernet/sfc/siena/tx_common.h
@@ -0,0 +1,39 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/****************************************************************************
+ * Driver for Solarflare network controllers and boards
+ * Copyright 2018 Solarflare Communications Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation, incorporated herein by reference.
+ */
+
+#ifndef EFX_TX_COMMON_H
+#define EFX_TX_COMMON_H
+
+int efx_siena_probe_tx_queue(struct efx_tx_queue *tx_queue);
+void efx_siena_init_tx_queue(struct efx_tx_queue *tx_queue);
+void efx_siena_fini_tx_queue(struct efx_tx_queue *tx_queue);
+void efx_siena_remove_tx_queue(struct efx_tx_queue *tx_queue);
+
+static inline bool efx_tx_buffer_in_use(struct efx_tx_buffer *buffer)
+{
+ return buffer->len || (buffer->flags & EFX_TX_BUF_OPTION);
+}
+
+void efx_siena_xmit_done_check_empty(struct efx_tx_queue *tx_queue);
+void efx_siena_xmit_done(struct efx_tx_queue *tx_queue, unsigned int index);
+
+void efx_siena_enqueue_unwind(struct efx_tx_queue *tx_queue,
+ unsigned int insert_count);
+
+struct efx_tx_buffer *efx_siena_tx_map_chunk(struct efx_tx_queue *tx_queue,
+ dma_addr_t dma_addr, size_t len);
+int efx_siena_tx_map_data(struct efx_tx_queue *tx_queue, struct sk_buff *skb,
+ unsigned int segment_count);
+
+unsigned int efx_siena_tx_max_skb_descs(struct efx_nic *efx);
+int efx_siena_tx_tso_fallback(struct efx_tx_queue *tx_queue, struct sk_buff *skb);
+
+extern bool efx_siena_separate_tx_channels;
+#endif