252 lines
6.1 KiB
C
252 lines
6.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __WLAN_QOS_H__
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#define __WLAN_QOS_H__
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#include "msg.h"
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#include "cfg80211.h"
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#include "wl_core.h"
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#include <linux/skbuff.h>
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#include "sprdwl.h"
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typedef enum {
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SPRDWL_AC_VO,
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SPRDWL_AC_VI,
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SPRDWL_AC_BE,
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SPRDWL_AC_BK,
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SPRDWL_AC_MAX,
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} qos_head_type_t;
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struct peer_list {
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struct list_head head_list;
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spinlock_t p_lock;/*peer list lock*/
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atomic_t l_num;
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/*u8 delay_flag;
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u8 l_prio;*/
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};
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struct qos_list {
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struct peer_list p_list[MAX_LUT_NUM];
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};
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struct tx_t {
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int ac_index;
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unsigned char lut_id;
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atomic_t mode_list_num;
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struct qos_list q_list[SPRDWL_AC_MAX];
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/*int index;*/
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/*int going[SPRDWL_AC_MAX];*/
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/*high priority tx_index of two streams*/
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/*tx ratio of two streams*/
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/*int ratio;
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unsigned char *dscp2up_table;*/
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};
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typedef enum {
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prio_0 = 0,/* Mapped to AC_BE_Q */
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prio_1 = 1,/* Mapped to AC_BK_Q */
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prio_4 = 4,/* Mapped to AC_VI_Q */
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prio_6 = 6,/* Mapped to AC_VO_Q */
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} ip_pkt_prio_t;
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struct qos_capab_info {
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unsigned char id;
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unsigned char len;
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unsigned char qos_info[1];
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};
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struct dscp_range {
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u8 low;
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u8 high;
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};
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struct dscp_exception {
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u8 dscp;
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u8 up;
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};
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struct qos_map_range {
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u8 low;
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u8 high;
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u8 up;
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};
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#define QOS_MAP_MAX_DSCP_EXCEPTION 21
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struct qos_map_set {
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struct dscp_exception qos_exceptions[QOS_MAP_MAX_DSCP_EXCEPTION];
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struct qos_map_range qos_ranges[8];
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};
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#ifdef WMMAC_WFA_CERTIFICATION
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#define NUM_AC 4
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#define NUM_TID 16
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#define WMMAC_EDCA_TIMEOUT_MS 1000
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#define WMMAC_TIME_RATIO 12
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#define WLAN_EID_VENDOR_SPECIFIC 221
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#define OUI_MICROSOFT 0x0050f2 /* Microsoft (also used in Wi-Fi specs)
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* 00:50:F2 */
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#define WMM_OUI_TYPE 2
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#define WMM_AC_ACM 0x10
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typedef enum {
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AC_BK = 0,
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AC_BE = 1,
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AC_VI = 2,
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AC_VO = 3,
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} edca_ac_t;
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struct wmm_ac_ts_t {
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bool exist;
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u8 ac;
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u8 up;
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u8 direction;
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u16 admitted_time;
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};
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#endif
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#define INCR_RING_BUFF_INDX(indx, max_num) \
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((((indx) + 1) < (max_num)) ? ((indx) + 1) : (0))
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#define ETHER_ADDR_LEN 6
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struct ether_header {
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unsigned char ether_dhost[ETHER_ADDR_LEN];
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unsigned char ether_shost[ETHER_ADDR_LEN];
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unsigned short ether_type;
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} __packed;
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struct ethervlan_header {
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unsigned char ether_dhost[ETHER_ADDR_LEN];
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unsigned char ether_shost[ETHER_ADDR_LEN];
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/* 0x8100 */
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unsigned short vlan_type;
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/* priority, cfi and vid */
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unsigned short vlan_tag;
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unsigned short ether_type;
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};
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/* 11u QoS map set */
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#define DOT11_MNG_QOS_MAP_ID 110
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/* DSCP ranges fixed with 8 entries */
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#define QOS_MAP_FIXED_LENGTH (8 * 2)
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/* header length */
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#define TLV_HDR_LEN 2
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/* user priority */
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#define VLAN_PRI_SHIFT 13
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/* 3 bits of priority */
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#define VLAN_PRI_MASK 7
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/* VLAN ethertype/Tag Protocol ID */
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#define VLAN_TPID 0x8100
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/* IPV4 and IPV6 common */
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#define ETHER_TYPE_IP 0x0800
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/* IPv6 */
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#define ETHER_TYPE_IPV6 0x86dd
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/* offset to version field */
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#define IP_VER_OFFSET 0x0
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/* version mask */
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#define IP_VER_MASK 0xf0
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/* version shift */
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#define IP_VER_SHIFT 4
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/* version number for IPV4 */
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#define IP_VER_4 4
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/* version number for IPV6 */
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#define IP_VER_6 6
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/* type of service offset */
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#define IPV4_TOS_OFFSET 1
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/* DiffServ codepoint shift */
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#define IPV4_TOS_DSCP_SHIFT 2
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#define IPV4_TOS(ipv4_body)\
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(((unsigned char *)(ipv4_body))[IPV4_TOS_OFFSET])
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/* Historical precedence shift */
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#define IPV4_TOS_PREC_SHIFT 5
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/* 802.1Q */
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#define ETHER_TYPE_8021Q 0x8100
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/* IPV6 field decodes */
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#define IPV6_TRAFFIC_CLASS(ipv6_body) \
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(((((unsigned char *)(ipv6_body))[0] & 0x0f) << 4) | \
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((((unsigned char *)(ipv6_body))[1] & 0xf0) >> 4))
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#define IP_VER(ip_body) \
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((((unsigned char *)(ip_body))[IP_VER_OFFSET] & IP_VER_MASK) >> \
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IP_VER_SHIFT)
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/* IPV4 TOS or IPV6 Traffic Classifier or 0 */
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#define IP_TOS46(ip_body) \
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(IP_VER(ip_body) == IP_VER_4 ? IPV4_TOS(ip_body) : \
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IP_VER(ip_body) == IP_VER_6 ? IPV6_TRAFFIC_CLASS(ip_body) : 0)
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#define PKT_SET_PRIO(skb, x) (((struct sk_buff *)(skb))->priority = (x))
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#define VI_TOTAL_QUOTA 1500
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#define BE_TOTAL_QUOTA 200
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#define BK_TOTAL_QUOTA 200
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static inline u8 qos_index_2_tid(unsigned int qos_index)
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{
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unsigned char tid = 0;
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switch (qos_index) {
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case SPRDWL_AC_VO:
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tid = 6;
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break;
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case SPRDWL_AC_VI:
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tid = 4;
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break;
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case SPRDWL_AC_BK:
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tid = 1;
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break;
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default:
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tid = 0;
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break;
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}
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return tid;
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}
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extern struct qos_map_set g_11u_qos_map;
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void qos_init(struct tx_t *qos);
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unsigned int qos_match_q(void *skb, int data_offset);
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void qos_enable(int flag);
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unsigned int pkt_get_prio(void *skb, int data_offset, unsigned char *tos);
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#if 0
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void qos_deinit(struct tx_t *qos);
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void qos_sched_tx_most(struct tx_t *qos, struct qos_list **data_list);
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void qos_set_dscp2up_table(unsigned char *dscp2up_table,
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struct qos_capab_info *qos_map_ie);
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struct qos_capab_info *qos_parse_capab_info(void *buf, int buflen, uint key);
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void qos_sched(struct tx_t *qos, struct qos_list **q, int *num);
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int qos_fq_ratio(struct tx_t *qos);
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#endif
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int get_list_num(struct list_head *list);
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unsigned int tid_map_to_qosindex(unsigned char tid);
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unsigned int get_tid_qosindex(void *skb, int data_offset, unsigned char *tid, unsigned char *tos);
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#ifdef WMMAC_WFA_CERTIFICATION
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void init_default_qos_map(void);
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void wmm_ac_init(struct sprdwl_priv *priv);
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void reset_wmmac_parameters(struct sprdwl_priv *priv);
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void reset_wmmac_ts_info(void);
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unsigned int map_edca_ac_to_priority(u8 ac);
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unsigned int map_priority_to_edca_ac(int priority);
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void update_wmmac_ts_info(u8 tsid, u8 up, u8 ac, bool status, u16 admitted_time);
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void remove_wmmac_ts_info(u8 tsid);
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void update_admitted_time(struct sprdwl_priv *priv, u8 tsid, u16 medium_time, bool increase);
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u16 get_wmmac_admitted_time(u8 tsid);
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void reset_wmmac_parameters(struct sprdwl_priv *priv);
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 14, 0)
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void update_wmmac_edcaftime_timeout(struct timer_list *t);
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void update_wmmac_vo_timeout(struct timer_list *t);
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void update_wmmac_vi_timeout(struct timer_list *t);
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#else
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void update_wmmac_edcaftime_timeout(unsigned long data);
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void update_wmmac_vo_timeout(unsigned long data);
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void update_wmmac_vi_timeout(unsigned long data);
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#endif
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unsigned int change_priority_if(struct sprdwl_priv *priv, unsigned char *tid, unsigned char *tos, u16 len);
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const u8 *get_wmm_ie(u8 *res, u16 ie_len, u8 ie, uint oui, uint oui_type);
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#endif
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#endif
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