1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
// SPDX-License-Identifier: BSD-3-Clause-Clear
/*
* Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
*/
#include "hal_desc.h"
#include "hal.h"
#include "hal_tx.h"
#include "hif.h"
#define DSCP_TID_MAP_TBL_ENTRY_SIZE 64
/* dscp_tid_map - Default DSCP-TID mapping
*
* DSCP TID
* 000000 0
* 001000 1
* 010000 2
* 011000 3
* 100000 4
* 101000 5
* 110000 6
* 111000 7
*/
static const u8 dscp_tid_map[DSCP_TID_MAP_TBL_ENTRY_SIZE] = {
0, 0, 0, 0, 0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5,
6, 6, 6, 6, 6, 6, 6, 6,
7, 7, 7, 7, 7, 7, 7, 7,
};
void ath11k_hal_tx_cmd_desc_setup(struct ath11k_base *ab, void *cmd,
struct hal_tx_info *ti)
{
struct hal_tcl_data_cmd *tcl_cmd = (struct hal_tcl_data_cmd *)cmd;
tcl_cmd->buf_addr_info.info0 =
FIELD_PREP(BUFFER_ADDR_INFO0_ADDR, ti->paddr);
tcl_cmd->buf_addr_info.info1 =
FIELD_PREP(BUFFER_ADDR_INFO1_ADDR,
((uint64_t)ti->paddr >> HAL_ADDR_MSB_REG_SHIFT));
tcl_cmd->buf_addr_info.info1 |=
FIELD_PREP(BUFFER_ADDR_INFO1_RET_BUF_MGR,
(ti->ring_id + HAL_RX_BUF_RBM_SW0_BM)) |
FIELD_PREP(BUFFER_ADDR_INFO1_SW_COOKIE, ti->desc_id);
tcl_cmd->info0 =
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_DESC_TYPE, ti->type) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ENCAP_TYPE, ti->encap_type) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ENCRYPT_TYPE,
ti->encrypt_type) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_SEARCH_TYPE,
ti->search_type) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_ADDR_EN,
ti->addr_search_flags) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO0_CMD_NUM,
ti->meta_data_flags);
tcl_cmd->info1 = ti->flags0 |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_DATA_LEN, ti->data_len) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO1_PKT_OFFSET, ti->pkt_offset);
tcl_cmd->info2 = ti->flags1 |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_TID, ti->tid) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO2_LMAC_ID, ti->lmac_id);
tcl_cmd->info3 = FIELD_PREP(HAL_TCL_DATA_CMD_INFO3_DSCP_TID_TABLE_IDX,
ti->dscp_tid_tbl_idx) |
FIELD_PREP(HAL_TCL_DATA_CMD_INFO3_SEARCH_INDEX,
ti->bss_ast_hash);
tcl_cmd->info4 = 0;
}
void ath11k_hal_tx_set_dscp_tid_map(struct ath11k_base *ab, int id)
{
u32 ctrl_reg_val;
u32 addr;
u8 hw_map_val[HAL_DSCP_TID_TBL_SIZE];
int i;
u32 value;
int cnt = 0;
ctrl_reg_val = ath11k_hif_read32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
HAL_TCL1_RING_CMN_CTRL_REG);
/* Enable read/write access */
ctrl_reg_val |= HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN;
ath11k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
HAL_TCL1_RING_CMN_CTRL_REG, ctrl_reg_val);
addr = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_DSCP_TID_MAP +
(4 * id * (HAL_DSCP_TID_TBL_SIZE / 4));
/* Configure each DSCP-TID mapping in three bits there by configure
* three bytes in an iteration.
*/
for (i = 0; i < DSCP_TID_MAP_TBL_ENTRY_SIZE; i += 8) {
value = FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP0,
dscp_tid_map[i]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP1,
dscp_tid_map[i + 1]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP2,
dscp_tid_map[i + 2]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP3,
dscp_tid_map[i + 3]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP4,
dscp_tid_map[i + 4]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP5,
dscp_tid_map[i + 5]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP6,
dscp_tid_map[i + 6]) |
FIELD_PREP(HAL_TCL1_RING_FIELD_DSCP_TID_MAP7,
dscp_tid_map[i + 7]);
memcpy(&hw_map_val[cnt], (u8 *)&value, 3);
cnt += 3;
}
for (i = 0; i < HAL_DSCP_TID_TBL_SIZE; i += 4) {
ath11k_hif_write32(ab, addr, *(u32 *)&hw_map_val[i]);
addr += 4;
}
/* Disable read/write access */
ctrl_reg_val = ath11k_hif_read32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
HAL_TCL1_RING_CMN_CTRL_REG);
ctrl_reg_val &= ~HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN;
ath11k_hif_write32(ab, HAL_SEQ_WCSS_UMAC_TCL_REG +
HAL_TCL1_RING_CMN_CTRL_REG,
ctrl_reg_val);
}
void ath11k_hal_tx_init_data_ring(struct ath11k_base *ab, struct hal_srng *srng)
{
struct hal_srng_params params;
struct hal_tlv_hdr *tlv;
int i, entry_size;
u8 *desc;
memset(¶ms, 0, sizeof(params));
entry_size = ath11k_hal_srng_get_entrysize(ab, HAL_TCL_DATA);
ath11k_hal_srng_get_params(ab, srng, ¶ms);
desc = (u8 *)params.ring_base_vaddr;
for (i = 0; i < params.num_entries; i++) {
tlv = (struct hal_tlv_hdr *)desc;
tlv->tl = FIELD_PREP(HAL_TLV_HDR_TAG, HAL_TCL_DATA_CMD) |
FIELD_PREP(HAL_TLV_HDR_LEN,
sizeof(struct hal_tcl_data_cmd));
desc += entry_size;
}
}
|
