From b72a32dacdfa29b21da8c720ab9ceee40399b2ac Mon Sep 17 00:00:00 2001 From: Rahul Lakkireddy Date: Mon, 22 Aug 2016 16:29:06 +0530 Subject: cxgb4: add support for tx traffic scheduling classes Add support to create tx traffic scheduling classes with specified scheduling parameters. Return an existing class if a match is found with same scheduling parameters. Signed-off-by: Rahul Lakkireddy Signed-off-by: Hariprasad Shenai Signed-off-by: David S. Miller --- drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h | 38 ++++++++++++++++++++++++++- 1 file changed, 37 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h') diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index d8f4adb9c7a6..ffe4bf4b96da 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -1,7 +1,7 @@ /* * This file is part of the Chelsio T4 Ethernet driver for Linux. * - * Copyright (c) 2009-2014 Chelsio Communications, Inc. All rights reserved. + * Copyright (c) 2009-2016 Chelsio Communications, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -681,6 +681,7 @@ enum fw_cmd_opcodes { FW_RSS_IND_TBL_CMD = 0x20, FW_RSS_GLB_CONFIG_CMD = 0x22, FW_RSS_VI_CONFIG_CMD = 0x23, + FW_SCHED_CMD = 0x24, FW_DEVLOG_CMD = 0x25, FW_CLIP_CMD = 0x28, FW_LASTC2E_CMD = 0x40, @@ -2962,6 +2963,41 @@ struct fw_rss_vi_config_cmd { #define FW_RSS_VI_CONFIG_CMD_UDPEN_V(x) ((x) << FW_RSS_VI_CONFIG_CMD_UDPEN_S) #define FW_RSS_VI_CONFIG_CMD_UDPEN_F FW_RSS_VI_CONFIG_CMD_UDPEN_V(1U) +enum fw_sched_sc { + FW_SCHED_SC_PARAMS = 1, +}; + +struct fw_sched_cmd { + __be32 op_to_write; + __be32 retval_len16; + union fw_sched { + struct fw_sched_config { + __u8 sc; + __u8 type; + __u8 minmaxen; + __u8 r3[5]; + __u8 nclasses[4]; + __be32 r4; + } config; + struct fw_sched_params { + __u8 sc; + __u8 type; + __u8 level; + __u8 mode; + __u8 unit; + __u8 rate; + __u8 ch; + __u8 cl; + __be32 min; + __be32 max; + __be16 weight; + __be16 pktsize; + __be16 burstsize; + __be16 r4; + } params; + } u; +}; + struct fw_clip_cmd { __be32 op_to_write; __be32 alloc_to_len16; -- cgit v1.2.3