xref: /wlan-driver/qca-wifi-host-cmn/hal/wifi3.0/kiwi/hal_kiwi_tx.h (revision 5113495b16420b49004c444715d2daae2066e7dc) !
1 /*
2  * Copyright (c) 2021 The Linux Foundation. All rights reserved.
3  * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for
6  * any purpose with or without fee is hereby granted, provided that the
7  * above copyright notice and this permission notice appear in all
8  * copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 #include "tcl_data_cmd.h"
20 //#include "mac_tcl_reg_seq_hwioreg.h"
21 #include "phyrx_rssi_legacy.h"
22 #include "hal_be_hw_headers.h"
23 #include "hal_internal.h"
24 #include "cdp_txrx_mon_struct.h"
25 #include "qdf_trace.h"
26 #include "hal_rx.h"
27 #include "hal_tx.h"
28 #include "dp_types.h"
29 #include "hal_api_mon.h"
30 
31 #define DSCP_TID_TABLE_SIZE 24
32 #define NUM_WORDS_PER_DSCP_TID_TABLE (DSCP_TID_TABLE_SIZE / 4)
33 
34 /**
35  * hal_tx_set_dscp_tid_map_kiwi() - Configure default DSCP to TID map table
36  * @hal_soc: HAL SoC context
37  * @map: DSCP-TID mapping table
38  * @id: mapping table ID - 0-31
39  *
40  * DSCP are mapped to 8 TID values using TID values programmed
41  * in any of the 32 DSCP_TID_MAPS (id = 0-31).
42  *
43  * Return: none
44  */
hal_tx_set_dscp_tid_map_kiwi(struct hal_soc * hal_soc,uint8_t * map,uint8_t id)45 static void hal_tx_set_dscp_tid_map_kiwi(struct hal_soc *hal_soc, uint8_t *map,
46 					 uint8_t id)
47 {
48 	int i;
49 	uint32_t addr, cmn_reg_addr;
50 	uint32_t value = 0, regval;
51 	uint8_t val[DSCP_TID_TABLE_SIZE], cnt = 0;
52 
53 	struct hal_soc *soc = (struct hal_soc *)hal_soc;
54 
55 	if (id >= HAL_MAX_HW_DSCP_TID_MAPS_11AX)
56 		return;
57 
58 	cmn_reg_addr = HWIO_TCL_R0_CONS_RING_CMN_CTRL_REG_ADDR(
59 					MAC_TCL_REG_REG_BASE);
60 
61 	addr = HWIO_TCL_R0_DSCP_TID_MAP_n_ADDR(
62 				MAC_TCL_REG_REG_BASE,
63 				id * NUM_WORDS_PER_DSCP_TID_TABLE);
64 
65 	/* Enable read/write access */
66 	regval = HAL_REG_READ(soc, cmn_reg_addr);
67 	regval |=
68 	    (1 <<
69 	    HWIO_TCL_R0_CONS_RING_CMN_CTRL_REG_DSCP_TID_MAP_PROGRAM_EN_SHFT);
70 
71 	HAL_REG_WRITE(soc, cmn_reg_addr, regval);
72 
73 	/* Write 8 (24 bits) DSCP-TID mappings in each iteration */
74 	for (i = 0; i < 64; i += 8) {
75 		value = (map[i] |
76 			(map[i + 1] << 0x3) |
77 			(map[i + 2] << 0x6) |
78 			(map[i + 3] << 0x9) |
79 			(map[i + 4] << 0xc) |
80 			(map[i + 5] << 0xf) |
81 			(map[i + 6] << 0x12) |
82 			(map[i + 7] << 0x15));
83 
84 		qdf_mem_copy(&val[cnt], (void *)&value, 3);
85 		cnt += 3;
86 	}
87 
88 	for (i = 0; i < DSCP_TID_TABLE_SIZE; i += 4) {
89 		regval = *(uint32_t *)(val + i);
90 		HAL_REG_WRITE(soc, addr,
91 			      (regval & HWIO_TCL_R0_DSCP_TID_MAP_n_RMSK));
92 		addr += 4;
93 	}
94 
95 	/* Disable read/write access */
96 	regval = HAL_REG_READ(soc, cmn_reg_addr);
97 	regval &=
98 	~(HWIO_TCL_R0_CONS_RING_CMN_CTRL_REG_DSCP_TID_MAP_PROGRAM_EN_BMSK);
99 
100 	HAL_REG_WRITE(soc, cmn_reg_addr, regval);
101 }
102 
103 /**
104  * hal_tx_update_dscp_tid_kiwi() - Update the dscp tid map table as updated
105  *					by the user
106  * @hal_soc: HAL SoC context
107  * @tid: TID
108  * @id : MAP ID
109  * @dscp: DSCP_TID map index
110  *
111  * Return: void
112  */
hal_tx_update_dscp_tid_kiwi(struct hal_soc * hal_soc,uint8_t tid,uint8_t id,uint8_t dscp)113 static void hal_tx_update_dscp_tid_kiwi(struct hal_soc *hal_soc, uint8_t tid,
114 					uint8_t id, uint8_t dscp)
115 {
116 	int index;
117 	uint32_t addr;
118 	uint32_t value;
119 	uint32_t regval;
120 	struct hal_soc *soc = (struct hal_soc *)hal_soc;
121 
122 	addr = HWIO_TCL_R0_DSCP_TID_MAP_n_ADDR(
123 			MAC_TCL_REG_REG_BASE, id);
124 
125 	index = dscp % HAL_TX_NUM_DSCP_PER_REGISTER;
126 	addr += 4 * (dscp / HAL_TX_NUM_DSCP_PER_REGISTER);
127 	value = tid << (HAL_TX_BITS_PER_TID * index);
128 
129 	regval = HAL_REG_READ(soc, addr);
130 	regval &= ~(HAL_TX_TID_BITS_MASK << (HAL_TX_BITS_PER_TID * index));
131 	regval |= value;
132 
133 	HAL_REG_WRITE(soc, addr, (regval & HWIO_TCL_R0_DSCP_TID_MAP_n_RMSK));
134 }
135 
136 /**
137  * hal_tx_init_cmd_credit_ring_kiwi() - Initialize command/credit SRNG
138  * @hal_soc_hdl: Handle to HAL SoC structure
139  * @hal_ring_hdl: Handle to HAL SRNG structure
140  *
141  * Return: none
142  */
143 static inline void
hal_tx_init_cmd_credit_ring_kiwi(hal_soc_handle_t hal_soc_hdl,hal_ring_handle_t hal_ring_hdl)144 hal_tx_init_cmd_credit_ring_kiwi(hal_soc_handle_t hal_soc_hdl,
145 				 hal_ring_handle_t hal_ring_hdl)
146 {
147 }
148 
149 #ifdef DP_TX_IMPLICIT_RBM_MAPPING
150 
151 #define RBM_MAPPING_BMSK HWIO_TCL_R0_RBM_MAPPING0_SW2TCL1_RING_BMSK
152 #define RBM_MAPPING_SHFT HWIO_TCL_R0_RBM_MAPPING0_SW2TCL2_RING_SHFT
153 
154 #define RBM_PPE2TCL_OFFSET \
155 			(HWIO_TCL_R0_RBM_MAPPING0_PPE2TCL1_RING_SHFT >> 2)
156 #define RBM_TCL_CMD_CREDIT_OFFSET \
157 			(HWIO_TCL_R0_RBM_MAPPING0_SW2TCL_CREDIT_RING_SHFT >> 2)
158 
159 /**
160  * hal_tx_config_rbm_mapping_be_kiwi() - Update return buffer manager ring id
161  * @hal_soc_hdl: HAL SoC context
162  * @hal_ring_hdl: Source ring pointer
163  * @rbm_id: return buffer manager ring id
164  *
165  * Return: void
166  */
167 static inline void
hal_tx_config_rbm_mapping_be_kiwi(hal_soc_handle_t hal_soc_hdl,hal_ring_handle_t hal_ring_hdl,uint8_t rbm_id)168 hal_tx_config_rbm_mapping_be_kiwi(hal_soc_handle_t hal_soc_hdl,
169 				  hal_ring_handle_t hal_ring_hdl,
170 				  uint8_t rbm_id)
171 {
172 	struct hal_srng *srng = (struct hal_srng *)hal_ring_hdl;
173 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
174 	uint32_t reg_addr = 0;
175 	uint32_t reg_val = 0;
176 	uint32_t val = 0;
177 	uint8_t ring_num;
178 	enum hal_ring_type ring_type;
179 
180 	ring_type = srng->ring_type;
181 	ring_num = hal_soc->hw_srng_table[ring_type].start_ring_id;
182 	ring_num = srng->ring_id - ring_num;
183 
184 	reg_addr = HWIO_TCL_R0_RBM_MAPPING0_ADDR(MAC_TCL_REG_REG_BASE);
185 
186 	if (ring_type == PPE2TCL)
187 		ring_num = ring_num + RBM_PPE2TCL_OFFSET;
188 	else if (ring_type == TCL_CMD_CREDIT)
189 		ring_num = ring_num + RBM_TCL_CMD_CREDIT_OFFSET;
190 
191 	/* get current value stored in register address */
192 	val = HAL_REG_READ(hal_soc, reg_addr);
193 
194 	/* mask out other stored value */
195 	val &= (~(RBM_MAPPING_BMSK << (RBM_MAPPING_SHFT * ring_num)));
196 
197 	reg_val = val | ((RBM_MAPPING_BMSK & rbm_id) <<
198 			 (RBM_MAPPING_SHFT * ring_num));
199 
200 	/* write rbm mapped value to register address */
201 	HAL_REG_WRITE(hal_soc, reg_addr, reg_val);
202 }
203 #else
204 static inline void
hal_tx_config_rbm_mapping_be_kiwi(hal_soc_handle_t hal_soc_hdl,hal_ring_handle_t hal_ring_hdl,uint8_t rbm_id)205 hal_tx_config_rbm_mapping_be_kiwi(hal_soc_handle_t hal_soc_hdl,
206 				  hal_ring_handle_t hal_ring_hdl,
207 				  uint8_t rbm_id)
208 {
209 }
210 #endif
211