4 * Copyright(c) 2017 Cavium, Inc.. All rights reserved.
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38 #include "lio_common.h"
41 #include "lio_response_manager.h"
42 #include "lio_device.h"
45 #include "lio_network.h"
48 int lio_send_rss_param(struct lio *lio);
51 lio_set_rss_callback(struct octeon_device *oct, uint32_t status, void *arg)
53 struct lio_soft_command *sc = (struct lio_soft_command *)arg;
56 lio_dev_err(oct, "Failed to SET RSS params\n");
58 lio_dev_info(oct, "SET RSS params\n");
60 lio_free_soft_command(oct, sc);
64 lio_set_rss_info(struct lio *lio)
66 struct octeon_device *oct = lio->oct_dev;
67 struct lio_rss_params_set *rss_set = &lio->rss_set;
68 uint32_t rss_hash_config;
72 for (i = 0; i < LIO_RSS_TABLE_SZ; i++) {
73 queue_id = rss_get_indirection_to_bucket(i);
74 queue_id = queue_id % oct->num_oqs;
75 rss_set->fw_itable[i] = queue_id;
78 rss_hash_config = rss_gethashconfig();
79 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV4)
80 rss_set->hashinfo |= LIO_RSS_HASH_IPV4;
82 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV4)
83 rss_set->hashinfo |= LIO_RSS_HASH_TCP_IPV4;
85 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6)
86 rss_set->hashinfo |= LIO_RSS_HASH_IPV6;
88 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6)
89 rss_set->hashinfo |= LIO_RSS_HASH_TCP_IPV6;
91 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6_EX)
92 rss_set->hashinfo |= LIO_RSS_HASH_IPV6_EX;
94 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6_EX)
95 rss_set->hashinfo |= LIO_RSS_HASH_TCP_IPV6_EX;
99 lio_send_rss_param(struct lio *lio)
101 struct octeon_device *oct = lio->oct_dev;
102 struct lio_soft_command *sc = NULL;
103 union octeon_cmd *cmd = NULL;
104 struct lio_rss_params *rss_param;
107 sc = lio_alloc_soft_command(oct,
108 OCTEON_CMD_SIZE + sizeof(struct lio_rss_params), 0, 0);
111 lio_dev_err(oct, "%s: Soft command allocation failed\n",
116 sc->iq_no = lio->linfo.txpciq[0].s.q_no;
118 lio_prepare_soft_command(oct, sc, LIO_OPCODE_NIC, LIO_OPCODE_NIC_CMD, 0,
121 sc->callback = lio_set_rss_callback;
122 sc->callback_arg = sc;
123 sc->wait_time = 1000;
125 cmd = (union octeon_cmd *)sc->virtdptr;
127 cmd->s.cmd = LIO_CMD_SET_RSS;
129 rss_param = (struct lio_rss_params *)(cmd + 1);
130 rss_param->param.flags = 0;
131 rss_param->param.itablesize = LIO_RSS_TABLE_SZ;
132 rss_param->param.hashkeysize = LIO_RSS_KEY_SZ;
134 lio_set_rss_info(lio);
135 rss_param->param.hashinfo = lio->rss_set.hashinfo;
136 memcpy(rss_param->itable, (void *)lio->rss_set.fw_itable,
137 (size_t)rss_param->param.itablesize);
139 lio_dev_info(oct, "RSS itable: Size %u\n", rss_param->param.itablesize);
140 for (i = 0; i < rss_param->param.itablesize; i += 8) {
141 lio_dev_dbg(oct, " %03u:%2u, %03u:%2u, %03u:%2u, %03u:%2u, %03u:%2u, %03u:%2u, %03u:%2u, %03u:%2u\n",
142 i + 0, rss_param->itable[i + 0],
143 i + 1, rss_param->itable[i + 1],
144 i + 2, rss_param->itable[i + 2],
145 i + 3, rss_param->itable[i + 3],
146 i + 4, rss_param->itable[i + 4],
147 i + 5, rss_param->itable[i + 5],
148 i + 6, rss_param->itable[i + 6],
149 i + 7, rss_param->itable[i + 7]);
152 rss_getkey(lio->rss_set.key);
154 memcpy(rss_param->key, (void *)lio->rss_set.key,
155 (size_t)rss_param->param.hashkeysize);
157 /* swap cmd and rss params */
158 lio_swap_8B_data((uint64_t *)cmd,
159 ((OCTEON_CMD_SIZE + LIO_RSS_PARAM_SIZE) >> 3));
161 retval = lio_send_soft_command(oct, sc);
162 if (retval == LIO_IQ_SEND_FAILED) {
164 "%s: Sending soft command failed, status: %x\n",
166 lio_free_soft_command(oct, sc);