Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved. |
| 3 | * |
| 4 | * This software is licensed under the terms of the GNU General Public |
| 5 | * License version 2, as published by the Free Software Foundation, and |
| 6 | * may be copied, distributed, and modified under those terms. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | */ |
| 13 | |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 14 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt |
| 15 | |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 16 | #include <linux/etherdevice.h> |
| 17 | #include <asm/byteorder.h> |
| 18 | |
| 19 | #include <linux/ip.h> |
| 20 | #include <linux/tcp.h> |
| 21 | #include <linux/if_ether.h> |
| 22 | |
| 23 | #include "gdm_wimax.h" |
| 24 | #include "hci.h" |
| 25 | #include "gdm_qos.h" |
| 26 | |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 27 | #define MAX_FREE_LIST_CNT 32 |
| 28 | static struct { |
| 29 | struct list_head head; |
| 30 | int cnt; |
| 31 | spinlock_t lock; |
| 32 | } qos_free_list; |
| 33 | |
| 34 | static void init_qos_entry_list(void) |
| 35 | { |
| 36 | qos_free_list.cnt = 0; |
| 37 | INIT_LIST_HEAD(&qos_free_list.head); |
| 38 | spin_lock_init(&qos_free_list.lock); |
| 39 | } |
| 40 | |
| 41 | static void *alloc_qos_entry(void) |
| 42 | { |
| 43 | struct qos_entry_s *entry; |
| 44 | unsigned long flags; |
| 45 | |
| 46 | spin_lock_irqsave(&qos_free_list.lock, flags); |
| 47 | if (qos_free_list.cnt) { |
Davide Gianforte | a3709f7 | 2014-05-23 22:06:44 +0200 | [diff] [blame] | 48 | entry = list_entry(qos_free_list.head.prev, struct qos_entry_s, |
| 49 | list); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 50 | list_del(&entry->list); |
| 51 | qos_free_list.cnt--; |
| 52 | spin_unlock_irqrestore(&qos_free_list.lock, flags); |
| 53 | return entry; |
| 54 | } |
| 55 | spin_unlock_irqrestore(&qos_free_list.lock, flags); |
| 56 | |
Navya Sri Nizamkari | 1862eec | 2015-02-27 21:28:29 +0530 | [diff] [blame] | 57 | return kmalloc(sizeof(*entry), GFP_ATOMIC); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 58 | } |
| 59 | |
| 60 | static void free_qos_entry(void *entry) |
| 61 | { |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 62 | struct qos_entry_s *qentry = (struct qos_entry_s *)entry; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 63 | unsigned long flags; |
| 64 | |
| 65 | spin_lock_irqsave(&qos_free_list.lock, flags); |
| 66 | if (qos_free_list.cnt < MAX_FREE_LIST_CNT) { |
| 67 | list_add(&qentry->list, &qos_free_list.head); |
| 68 | qos_free_list.cnt++; |
| 69 | spin_unlock_irqrestore(&qos_free_list.lock, flags); |
| 70 | return; |
| 71 | } |
| 72 | spin_unlock_irqrestore(&qos_free_list.lock, flags); |
| 73 | |
| 74 | kfree(entry); |
| 75 | } |
| 76 | |
| 77 | static void free_qos_entry_list(struct list_head *free_list) |
| 78 | { |
| 79 | struct qos_entry_s *entry, *n; |
| 80 | int total_free = 0; |
| 81 | |
| 82 | list_for_each_entry_safe(entry, n, free_list, list) { |
| 83 | list_del(&entry->list); |
| 84 | kfree(entry); |
| 85 | total_free++; |
| 86 | } |
| 87 | |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 88 | pr_debug("%s: total_free_cnt=%d\n", __func__, total_free); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 89 | } |
| 90 | |
| 91 | void gdm_qos_init(void *nic_ptr) |
| 92 | { |
| 93 | struct nic *nic = nic_ptr; |
| 94 | struct qos_cb_s *qcb = &nic->qos; |
| 95 | int i; |
| 96 | |
Masanari Iida | 0f4a97f | 2013-12-14 03:32:53 +0900 | [diff] [blame] | 97 | for (i = 0; i < QOS_MAX; i++) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 98 | INIT_LIST_HEAD(&qcb->qos_list[i]); |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 99 | qcb->csr[i].qos_buf_count = 0; |
Ben Chan | 8fea7d0 | 2014-06-27 23:17:25 -0700 | [diff] [blame] | 100 | qcb->csr[i].enabled = false; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 101 | } |
| 102 | |
| 103 | qcb->qos_list_cnt = 0; |
| 104 | qcb->qos_null_idx = QOS_MAX-1; |
| 105 | qcb->qos_limit_size = 255; |
| 106 | |
| 107 | spin_lock_init(&qcb->qos_lock); |
| 108 | |
| 109 | init_qos_entry_list(); |
| 110 | } |
| 111 | |
| 112 | void gdm_qos_release_list(void *nic_ptr) |
| 113 | { |
| 114 | struct nic *nic = nic_ptr; |
| 115 | struct qos_cb_s *qcb = &nic->qos; |
| 116 | unsigned long flags; |
| 117 | struct qos_entry_s *entry, *n; |
| 118 | struct list_head free_list; |
| 119 | int i; |
| 120 | |
| 121 | INIT_LIST_HEAD(&free_list); |
| 122 | |
| 123 | spin_lock_irqsave(&qcb->qos_lock, flags); |
| 124 | |
| 125 | for (i = 0; i < QOS_MAX; i++) { |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 126 | qcb->csr[i].qos_buf_count = 0; |
Ben Chan | 8fea7d0 | 2014-06-27 23:17:25 -0700 | [diff] [blame] | 127 | qcb->csr[i].enabled = false; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 128 | } |
| 129 | |
| 130 | qcb->qos_list_cnt = 0; |
| 131 | qcb->qos_null_idx = QOS_MAX-1; |
| 132 | |
| 133 | for (i = 0; i < QOS_MAX; i++) { |
| 134 | list_for_each_entry_safe(entry, n, &qcb->qos_list[i], list) { |
| 135 | list_move_tail(&entry->list, &free_list); |
| 136 | } |
| 137 | } |
| 138 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
| 139 | free_qos_entry_list(&free_list); |
| 140 | } |
| 141 | |
Ben Chan | e60cc3b | 2014-06-27 23:17:26 -0700 | [diff] [blame] | 142 | static int chk_ipv4_rule(struct gdm_wimax_csr_s *csr, u8 *stream, u8 *port) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 143 | { |
| 144 | int i; |
| 145 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 146 | if (csr->classifier_rule_en&IPTYPEOFSERVICE) { |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 147 | if (((stream[1] & csr->ip2s_mask) < csr->ip2s_lo) || |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 148 | ((stream[1] & csr->ip2s_mask) > csr->ip2s_hi)) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 149 | return 1; |
| 150 | } |
| 151 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 152 | if (csr->classifier_rule_en&PROTOCOL) { |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 153 | if (stream[9] != csr->protocol) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 154 | return 1; |
| 155 | } |
| 156 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 157 | if (csr->classifier_rule_en&IPMASKEDSRCADDRESS) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 158 | for (i = 0; i < 4; i++) { |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 159 | if ((stream[12 + i] & csr->ipsrc_addrmask[i]) != |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 160 | (csr->ipsrc_addr[i] & csr->ipsrc_addrmask[i])) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 161 | return 1; |
| 162 | } |
| 163 | } |
| 164 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 165 | if (csr->classifier_rule_en&IPMASKEDDSTADDRESS) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 166 | for (i = 0; i < 4; i++) { |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 167 | if ((stream[16 + i] & csr->ipdst_addrmask[i]) != |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 168 | (csr->ipdst_addr[i] & csr->ipdst_addrmask[i])) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 169 | return 1; |
| 170 | } |
| 171 | } |
| 172 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 173 | if (csr->classifier_rule_en&PROTOCOLSRCPORTRANGE) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 174 | i = ((port[0]<<8)&0xff00)+port[1]; |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 175 | if ((i < csr->srcport_lo) || (i > csr->srcport_hi)) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 176 | return 1; |
| 177 | } |
| 178 | |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 179 | if (csr->classifier_rule_en&PROTOCOLDSTPORTRANGE) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 180 | i = ((port[2]<<8)&0xff00)+port[3]; |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 181 | if ((i < csr->dstport_lo) || (i > csr->dstport_hi)) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 182 | return 1; |
| 183 | } |
| 184 | |
| 185 | return 0; |
| 186 | } |
| 187 | |
Ben Chan | e60cc3b | 2014-06-27 23:17:26 -0700 | [diff] [blame] | 188 | static int get_qos_index(struct nic *nic, u8 *iph, u8 *tcpudph) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 189 | { |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 190 | int ip_ver, i; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 191 | struct qos_cb_s *qcb = &nic->qos; |
| 192 | |
| 193 | if (iph == NULL || tcpudph == NULL) |
| 194 | return -1; |
| 195 | |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 196 | ip_ver = (iph[0]>>4)&0xf; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 197 | |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 198 | if (ip_ver != 4) |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 199 | return -1; |
| 200 | |
| 201 | for (i = 0; i < QOS_MAX; i++) { |
| 202 | if (!qcb->csr[i].enabled) |
| 203 | continue; |
| 204 | if (!qcb->csr[i].classifier_rule_en) |
| 205 | continue; |
| 206 | if (chk_ipv4_rule(&qcb->csr[i], iph, tcpudph) == 0) |
| 207 | return i; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | return -1; |
| 211 | } |
| 212 | |
Ben Chan | e60cc3b | 2014-06-27 23:17:26 -0700 | [diff] [blame] | 213 | static void extract_qos_list(struct nic *nic, struct list_head *head) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 214 | { |
| 215 | struct qos_cb_s *qcb = &nic->qos; |
| 216 | struct qos_entry_s *entry; |
| 217 | int i; |
| 218 | |
| 219 | INIT_LIST_HEAD(head); |
| 220 | |
| 221 | for (i = 0; i < QOS_MAX; i++) { |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 222 | if (!qcb->csr[i].enabled) |
| 223 | continue; |
| 224 | if (qcb->csr[i].qos_buf_count >= qcb->qos_limit_size) |
| 225 | continue; |
| 226 | if (list_empty(&qcb->qos_list[i])) |
| 227 | continue; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 228 | |
Davide Gianforte | a3709f7 | 2014-05-23 22:06:44 +0200 | [diff] [blame] | 229 | entry = list_entry(qcb->qos_list[i].prev, struct qos_entry_s, |
| 230 | list); |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 231 | |
| 232 | list_move_tail(&entry->list, head); |
| 233 | qcb->csr[i].qos_buf_count++; |
| 234 | |
| 235 | if (!list_empty(&qcb->qos_list[i])) |
| 236 | netdev_warn(nic->netdev, "Index(%d) is piled!!\n", i); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 237 | } |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 238 | } |
| 239 | |
| 240 | static void send_qos_list(struct nic *nic, struct list_head *head) |
| 241 | { |
| 242 | struct qos_entry_s *entry, *n; |
| 243 | |
| 244 | list_for_each_entry_safe(entry, n, head, list) { |
| 245 | list_del(&entry->list); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 246 | gdm_wimax_send_tx(entry->skb, entry->dev); |
Dan Carpenter | f2a6fed | 2013-07-22 11:00:53 +0300 | [diff] [blame] | 247 | free_qos_entry(entry); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 248 | } |
| 249 | } |
| 250 | |
| 251 | int gdm_qos_send_hci_pkt(struct sk_buff *skb, struct net_device *dev) |
| 252 | { |
| 253 | struct nic *nic = netdev_priv(dev); |
| 254 | int index; |
| 255 | struct qos_cb_s *qcb = &nic->qos; |
| 256 | unsigned long flags; |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 257 | struct ethhdr *ethh = (struct ethhdr *)(skb->data + HCI_HEADER_SIZE); |
| 258 | struct iphdr *iph = (struct iphdr *)((char *)ethh + ETH_HLEN); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 259 | struct tcphdr *tcph; |
| 260 | struct qos_entry_s *entry = NULL; |
| 261 | struct list_head send_list; |
| 262 | int ret = 0; |
| 263 | |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 264 | tcph = (struct tcphdr *)iph + iph->ihl*4; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 265 | |
Ben Chan | a8a175d | 2014-06-30 23:32:27 -0700 | [diff] [blame] | 266 | if (ethh->h_proto == cpu_to_be16(ETH_P_IP)) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 267 | if (qcb->qos_list_cnt && !qos_free_list.cnt) { |
| 268 | entry = alloc_qos_entry(); |
| 269 | entry->skb = skb; |
| 270 | entry->dev = dev; |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 271 | netdev_dbg(dev, "qcb->qos_list_cnt=%d\n", |
| 272 | qcb->qos_list_cnt); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 273 | } |
| 274 | |
| 275 | spin_lock_irqsave(&qcb->qos_lock, flags); |
| 276 | if (qcb->qos_list_cnt) { |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 277 | index = get_qos_index(nic, (u8 *)iph, (u8 *)tcph); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 278 | if (index == -1) |
| 279 | index = qcb->qos_null_idx; |
| 280 | |
| 281 | if (!entry) { |
| 282 | entry = alloc_qos_entry(); |
| 283 | entry->skb = skb; |
| 284 | entry->dev = dev; |
| 285 | } |
| 286 | |
| 287 | list_add_tail(&entry->list, &qcb->qos_list[index]); |
| 288 | extract_qos_list(nic, &send_list); |
| 289 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
| 290 | send_qos_list(nic, &send_list); |
| 291 | goto out; |
| 292 | } |
| 293 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
| 294 | if (entry) |
| 295 | free_qos_entry(entry); |
| 296 | } |
| 297 | |
| 298 | ret = gdm_wimax_send_tx(skb, dev); |
| 299 | out: |
| 300 | return ret; |
| 301 | } |
| 302 | |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 303 | static int get_csr(struct qos_cb_s *qcb, u32 sfid, int mode) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 304 | { |
| 305 | int i; |
| 306 | |
| 307 | for (i = 0; i < qcb->qos_list_cnt; i++) { |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 308 | if (qcb->csr[i].sfid == sfid) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 309 | return i; |
| 310 | } |
| 311 | |
| 312 | if (mode) { |
| 313 | for (i = 0; i < QOS_MAX; i++) { |
Ben Chan | 8fea7d0 | 2014-06-27 23:17:25 -0700 | [diff] [blame] | 314 | if (!qcb->csr[i].enabled) { |
| 315 | qcb->csr[i].enabled = true; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 316 | qcb->qos_list_cnt++; |
| 317 | return i; |
| 318 | } |
| 319 | } |
| 320 | } |
| 321 | return -1; |
| 322 | } |
| 323 | |
| 324 | #define QOS_CHANGE_DEL 0xFC |
| 325 | #define QOS_ADD 0xFD |
| 326 | #define QOS_REPORT 0xFE |
| 327 | |
| 328 | void gdm_recv_qos_hci_packet(void *nic_ptr, u8 *buf, int size) |
| 329 | { |
| 330 | struct nic *nic = nic_ptr; |
Ben Chan | e60cc3b | 2014-06-27 23:17:26 -0700 | [diff] [blame] | 331 | int i, index, pos; |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 332 | u32 sfid; |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 333 | u8 sub_cmd_evt; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 334 | struct qos_cb_s *qcb = &nic->qos; |
| 335 | struct qos_entry_s *entry, *n; |
| 336 | struct list_head send_list; |
| 337 | struct list_head free_list; |
| 338 | unsigned long flags; |
| 339 | |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 340 | sub_cmd_evt = (u8)buf[4]; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 341 | |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 342 | if (sub_cmd_evt == QOS_REPORT) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 343 | spin_lock_irqsave(&qcb->qos_lock, flags); |
| 344 | for (i = 0; i < qcb->qos_list_cnt; i++) { |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 345 | sfid = ((buf[(i*5)+6]<<24)&0xff000000); |
| 346 | sfid += ((buf[(i*5)+7]<<16)&0xff0000); |
| 347 | sfid += ((buf[(i*5)+8]<<8)&0xff00); |
| 348 | sfid += (buf[(i*5)+9]); |
| 349 | index = get_csr(qcb, sfid, 0); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 350 | if (index == -1) { |
| 351 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 352 | netdev_err(nic->netdev, "QoS ERROR: No SF\n"); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 353 | return; |
| 354 | } |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 355 | qcb->csr[index].qos_buf_count = buf[(i*5)+10]; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 356 | } |
| 357 | |
| 358 | extract_qos_list(nic, &send_list); |
| 359 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
| 360 | send_qos_list(nic, &send_list); |
| 361 | return; |
Peter Huewe | d385291 | 2013-02-19 18:50:20 +0100 | [diff] [blame] | 362 | } |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 363 | |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 364 | /* sub_cmd_evt == QOS_ADD || sub_cmd_evt == QOS_CHANG_DEL */ |
Peter Huewe | d385291 | 2013-02-19 18:50:20 +0100 | [diff] [blame] | 365 | pos = 6; |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 366 | sfid = ((buf[pos++]<<24)&0xff000000); |
| 367 | sfid += ((buf[pos++]<<16)&0xff0000); |
| 368 | sfid += ((buf[pos++]<<8)&0xff00); |
| 369 | sfid += (buf[pos++]); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 370 | |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 371 | index = get_csr(qcb, sfid, 1); |
Peter Huewe | d385291 | 2013-02-19 18:50:20 +0100 | [diff] [blame] | 372 | if (index == -1) { |
| 373 | netdev_err(nic->netdev, |
Michalis Pappas | 39c511f | 2014-05-09 18:08:27 +0800 | [diff] [blame] | 374 | "QoS ERROR: csr Update Error / Wrong index (%d)\n", |
Peter Huewe | d385291 | 2013-02-19 18:50:20 +0100 | [diff] [blame] | 375 | index); |
| 376 | return; |
| 377 | } |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 378 | |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 379 | if (sub_cmd_evt == QOS_ADD) { |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 380 | netdev_dbg(nic->netdev, "QOS_ADD SFID = 0x%x, index=%d\n", |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 381 | sfid, index); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 382 | |
| 383 | spin_lock_irqsave(&qcb->qos_lock, flags); |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 384 | qcb->csr[index].sfid = sfid; |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 385 | qcb->csr[index].classifier_rule_en = ((buf[pos++]<<8)&0xff00); |
| 386 | qcb->csr[index].classifier_rule_en += buf[pos++]; |
| 387 | if (qcb->csr[index].classifier_rule_en == 0) |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 388 | qcb->qos_null_idx = index; |
Macpaul Lin | 13b2663 | 2012-09-11 15:55:31 +0800 | [diff] [blame] | 389 | qcb->csr[index].ip2s_mask = buf[pos++]; |
| 390 | qcb->csr[index].ip2s_lo = buf[pos++]; |
| 391 | qcb->csr[index].ip2s_hi = buf[pos++]; |
| 392 | qcb->csr[index].protocol = buf[pos++]; |
| 393 | qcb->csr[index].ipsrc_addrmask[0] = buf[pos++]; |
| 394 | qcb->csr[index].ipsrc_addrmask[1] = buf[pos++]; |
| 395 | qcb->csr[index].ipsrc_addrmask[2] = buf[pos++]; |
| 396 | qcb->csr[index].ipsrc_addrmask[3] = buf[pos++]; |
| 397 | qcb->csr[index].ipsrc_addr[0] = buf[pos++]; |
| 398 | qcb->csr[index].ipsrc_addr[1] = buf[pos++]; |
| 399 | qcb->csr[index].ipsrc_addr[2] = buf[pos++]; |
| 400 | qcb->csr[index].ipsrc_addr[3] = buf[pos++]; |
| 401 | qcb->csr[index].ipdst_addrmask[0] = buf[pos++]; |
| 402 | qcb->csr[index].ipdst_addrmask[1] = buf[pos++]; |
| 403 | qcb->csr[index].ipdst_addrmask[2] = buf[pos++]; |
| 404 | qcb->csr[index].ipdst_addrmask[3] = buf[pos++]; |
| 405 | qcb->csr[index].ipdst_addr[0] = buf[pos++]; |
| 406 | qcb->csr[index].ipdst_addr[1] = buf[pos++]; |
| 407 | qcb->csr[index].ipdst_addr[2] = buf[pos++]; |
| 408 | qcb->csr[index].ipdst_addr[3] = buf[pos++]; |
| 409 | qcb->csr[index].srcport_lo = ((buf[pos++]<<8)&0xff00); |
| 410 | qcb->csr[index].srcport_lo += buf[pos++]; |
| 411 | qcb->csr[index].srcport_hi = ((buf[pos++]<<8)&0xff00); |
| 412 | qcb->csr[index].srcport_hi += buf[pos++]; |
| 413 | qcb->csr[index].dstport_lo = ((buf[pos++]<<8)&0xff00); |
| 414 | qcb->csr[index].dstport_lo += buf[pos++]; |
| 415 | qcb->csr[index].dstport_hi = ((buf[pos++]<<8)&0xff00); |
| 416 | qcb->csr[index].dstport_hi += buf[pos++]; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 417 | |
| 418 | qcb->qos_limit_size = 254/qcb->qos_list_cnt; |
| 419 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
Michalis Pappas | 633c8a2 | 2014-05-09 18:08:24 +0800 | [diff] [blame] | 420 | } else if (sub_cmd_evt == QOS_CHANGE_DEL) { |
YAMANE Toshiaki | 2d83902 | 2012-10-29 20:04:42 +0900 | [diff] [blame] | 421 | netdev_dbg(nic->netdev, "QOS_CHANGE_DEL SFID = 0x%x, index=%d\n", |
Ben Chan | c047b44 | 2014-06-27 23:17:27 -0700 | [diff] [blame] | 422 | sfid, index); |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 423 | |
| 424 | INIT_LIST_HEAD(&free_list); |
| 425 | |
| 426 | spin_lock_irqsave(&qcb->qos_lock, flags); |
Ben Chan | 8fea7d0 | 2014-06-27 23:17:25 -0700 | [diff] [blame] | 427 | qcb->csr[index].enabled = false; |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 428 | qcb->qos_list_cnt--; |
| 429 | qcb->qos_limit_size = 254/qcb->qos_list_cnt; |
| 430 | |
Davide Gianforte | a3709f7 | 2014-05-23 22:06:44 +0200 | [diff] [blame] | 431 | list_for_each_entry_safe(entry, n, &qcb->qos_list[index], |
| 432 | list) { |
Sage Ahn | 247e9cf | 2012-05-15 13:20:36 +0900 | [diff] [blame] | 433 | list_move_tail(&entry->list, &free_list); |
| 434 | } |
| 435 | spin_unlock_irqrestore(&qcb->qos_lock, flags); |
| 436 | free_qos_entry_list(&free_list); |
| 437 | } |
| 438 | } |