netdev - [PATCH 12/12] Receive side scaling

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Message-Id: <b3c3d621bf201aa0179b88ab9f848d2d41aaf7d3.1482844668.git.vomlehn@texas.net>
Date:   Tue, 27 Dec 2016 05:17:48 -0800
From:   David VomLehn <vomlehn@...as.net>
To:     netdev@...r.kernel.org
Cc:     Simon Edelhaus <Simon.Edelhaus@...antia.com>,
        David VomLehn <vomlehn@...as.net>,
        Dmitrii Tarakanov <Dmitrii.Tarakanov@...antia.com>,
        Alexander Loktionov <Alexander.Loktionov@...antia.com>
Subject: [PATCH 12/12] Receive side scaling

Add definitions that support receive side scaling.

Signed-off-by: Dmitrii Tarakanov <Dmitrii.Tarakanov@...antia.com>
Signed-off-by: Alexander Loktionov <Alexander.Loktionov@...antia.com>
Signed-off-by: David M. VomLehn <vomlehn@...as.net>
---
 drivers/net/ethernet/aquantia/atlantic/aq_rss.h | 35 +++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 drivers/net/ethernet/aquantia/atlantic/aq_rss.h

diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_rss.h b/drivers/net/ethernet/aquantia/atlantic/aq_rss.h
new file mode 100644
index 0000000..181d373
--- /dev/null
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_rss.h
@@ -0,0 +1,35 @@
+/*
+ * Aquantia Corporation Network Driver
+ * Copyright (C) 2014-2016 Aquantia Corporation. All rights reserved
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ */
+
+/*
+ * File aq_rss.h: Receive Side Scaling definitions.
+ */
+
+#ifndef AQ_RSS_H
+#define AQ_RSS_H
+
+#include "aq_common.h"
+#include "aq_cfg.h"
+
+#define HASH_TYPE_IPV4                  0x00000100U
+#define HASH_TYPE_TCP_IPV4              0x00000200U
+#define HASH_TYPE_IPV6                  0x00000400U
+#define HASH_TYPE_IPV6_EX               0x00000800U
+#define HASH_TYPE_TCP_IPV6              0x00001000U
+#define HASH_TYPE_TCP_IPV6_EX           0x00002000U
+
+struct aq_receive_scale_parameters {
+	u16 base_cpu_number;
+	u16 indirection_table_size;
+	u16 hash_secret_key_size;
+	u32 hash_secret_key[AQ_CFG_RSS_HASHKEY_SIZE / sizeof(u32)];
+	u8 indirection_table[AQ_CFG_RSS_INDIRECTION_TABLE_MAX];
+};
+
+#endif /* AQ_RSS_H */
-- 
2.7.4