1 /* SPDX-License-Identifier: BSD-3-Clause-Clear */
2 /*
3  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
4  */
5 
6 #ifndef ATH11K_HAL_H
7 #define ATH11K_HAL_H
8 
9 #include "hal_desc.h"
10 #include "rx_desc.h"
11 
12 struct ath11k_base;
13 
14 #define HAL_LINK_DESC_SIZE			(32 << 2)
15 #define HAL_LINK_DESC_ALIGN			128
16 #define HAL_NUM_MPDUS_PER_LINK_DESC		6
17 #define HAL_NUM_TX_MSDUS_PER_LINK_DESC		7
18 #define HAL_NUM_RX_MSDUS_PER_LINK_DESC		6
19 #define HAL_NUM_MPDU_LINKS_PER_QUEUE_DESC	12
20 #define HAL_MAX_AVAIL_BLK_RES			3
21 
22 #define HAL_RING_BASE_ALIGN	8
23 
24 #define HAL_WBM_IDLE_SCATTER_BUF_SIZE_MAX	32704
25 /* TODO: Check with hw team on the supported scatter buf size */
26 #define HAL_WBM_IDLE_SCATTER_NEXT_PTR_SIZE	8
27 #define HAL_WBM_IDLE_SCATTER_BUF_SIZE (HAL_WBM_IDLE_SCATTER_BUF_SIZE_MAX - \
28 				       HAL_WBM_IDLE_SCATTER_NEXT_PTR_SIZE)
29 
30 #define HAL_DSCP_TID_MAP_TBL_NUM_ENTRIES_MAX	48
31 #define HAL_DSCP_TID_TBL_SIZE			24
32 
33 /* calculate the register address from bar0 of shadow register x */
34 #define HAL_SHADOW_BASE_ADDR			0x000008fc
35 #define HAL_SHADOW_NUM_REGS			36
36 #define HAL_HP_OFFSET_IN_REG_START		1
37 #define HAL_OFFSET_FROM_HP_TO_TP		4
38 
39 #define HAL_SHADOW_REG(x) (HAL_SHADOW_BASE_ADDR + (4 * (x)))
40 
41 /* WCSS Relative address */
42 #define HAL_SEQ_WCSS_UMAC_REO_REG		0x00a38000
43 #define HAL_SEQ_WCSS_UMAC_TCL_REG		0x00a44000
44 #define HAL_SEQ_WCSS_UMAC_CE0_SRC_REG		0x00a00000
45 #define HAL_SEQ_WCSS_UMAC_CE0_DST_REG		0x00a01000
46 #define HAL_SEQ_WCSS_UMAC_CE1_SRC_REG		0x00a02000
47 #define HAL_SEQ_WCSS_UMAC_CE1_DST_REG		0x00a03000
48 #define HAL_SEQ_WCSS_UMAC_WBM_REG		0x00a34000
49 
50 /* SW2TCL(x) R0 ring configuration address */
51 #define HAL_TCL1_RING_CMN_CTRL_REG		0x00000014
52 #define HAL_TCL1_RING_DSCP_TID_MAP		0x0000002c
53 #define HAL_TCL1_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl1_ring_base_lsb
54 #define HAL_TCL1_RING_BASE_MSB(ab)		ab->hw_params.regs->hal_tcl1_ring_base_msb
55 #define HAL_TCL1_RING_ID(ab)			ab->hw_params.regs->hal_tcl1_ring_id
56 #define HAL_TCL1_RING_MISC(ab)			ab->hw_params.regs->hal_tcl1_ring_misc
57 #define HAL_TCL1_RING_TP_ADDR_LSB(ab) \
58 	ab->hw_params.regs->hal_tcl1_ring_tp_addr_lsb
59 #define HAL_TCL1_RING_TP_ADDR_MSB(ab) \
60 	ab->hw_params.regs->hal_tcl1_ring_tp_addr_msb
61 #define HAL_TCL1_RING_CONSUMER_INT_SETUP_IX0(ab) \
62 	ab->hw_params.regs->hal_tcl1_ring_consumer_int_setup_ix0
63 #define HAL_TCL1_RING_CONSUMER_INT_SETUP_IX1(ab) \
64 	ab->hw_params.regs->hal_tcl1_ring_consumer_int_setup_ix1
65 #define HAL_TCL1_RING_MSI1_BASE_LSB(ab) \
66 	ab->hw_params.regs->hal_tcl1_ring_msi1_base_lsb
67 #define HAL_TCL1_RING_MSI1_BASE_MSB(ab) \
68 	ab->hw_params.regs->hal_tcl1_ring_msi1_base_msb
69 #define HAL_TCL1_RING_MSI1_DATA(ab) \
70 	ab->hw_params.regs->hal_tcl1_ring_msi1_data
71 #define HAL_TCL2_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl2_ring_base_lsb
72 #define HAL_TCL_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_tcl_ring_base_lsb
73 
74 #define HAL_TCL1_RING_MSI1_BASE_LSB_OFFSET(ab)				\
75 	(HAL_TCL1_RING_MSI1_BASE_LSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
76 #define HAL_TCL1_RING_MSI1_BASE_MSB_OFFSET(ab)				\
77 	(HAL_TCL1_RING_MSI1_BASE_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
78 #define HAL_TCL1_RING_MSI1_DATA_OFFSET(ab)				\
79 	(HAL_TCL1_RING_MSI1_DATA(ab) - HAL_TCL1_RING_BASE_LSB(ab))
80 #define HAL_TCL1_RING_BASE_MSB_OFFSET(ab)				\
81 	(HAL_TCL1_RING_BASE_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
82 #define HAL_TCL1_RING_ID_OFFSET(ab)				\
83 	(HAL_TCL1_RING_ID(ab) - HAL_TCL1_RING_BASE_LSB(ab))
84 #define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_OFFSET(ab)			\
85 	(HAL_TCL1_RING_CONSUMER_INT_SETUP_IX0(ab) - HAL_TCL1_RING_BASE_LSB(ab))
86 #define HAL_TCL1_RING_CONSR_INT_SETUP_IX1_OFFSET(ab) \
87 		(HAL_TCL1_RING_CONSUMER_INT_SETUP_IX1(ab) - HAL_TCL1_RING_BASE_LSB(ab))
88 #define HAL_TCL1_RING_TP_ADDR_LSB_OFFSET(ab) \
89 		(HAL_TCL1_RING_TP_ADDR_LSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
90 #define HAL_TCL1_RING_TP_ADDR_MSB_OFFSET(ab) \
91 		(HAL_TCL1_RING_TP_ADDR_MSB(ab) - HAL_TCL1_RING_BASE_LSB(ab))
92 #define HAL_TCL1_RING_MISC_OFFSET(ab) \
93 		(HAL_TCL1_RING_MISC(ab) - HAL_TCL1_RING_BASE_LSB(ab))
94 
95 /* SW2TCL(x) R2 ring pointers (head/tail) address */
96 #define HAL_TCL1_RING_HP			0x00002000
97 #define HAL_TCL1_RING_TP			0x00002004
98 #define HAL_TCL2_RING_HP			0x00002008
99 #define HAL_TCL_RING_HP				0x00002018
100 
101 #define HAL_TCL1_RING_TP_OFFSET \
102 		(HAL_TCL1_RING_TP - HAL_TCL1_RING_HP)
103 
104 /* TCL STATUS ring address */
105 #define HAL_TCL_STATUS_RING_BASE_LSB(ab) \
106 	ab->hw_params.regs->hal_tcl_status_ring_base_lsb
107 #define HAL_TCL_STATUS_RING_HP			0x00002030
108 
109 /* REO2SW(x) R0 ring configuration address */
110 #define HAL_REO1_GEN_ENABLE			0x00000000
111 #define HAL_REO1_DEST_RING_CTRL_IX_0		0x00000004
112 #define HAL_REO1_DEST_RING_CTRL_IX_1		0x00000008
113 #define HAL_REO1_DEST_RING_CTRL_IX_2		0x0000000c
114 #define HAL_REO1_DEST_RING_CTRL_IX_3		0x00000010
115 #define HAL_REO1_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_reo1_ring_base_lsb
116 #define HAL_REO1_RING_BASE_MSB(ab)		ab->hw_params.regs->hal_reo1_ring_base_msb
117 #define HAL_REO1_RING_ID(ab)			ab->hw_params.regs->hal_reo1_ring_id
118 #define HAL_REO1_RING_MISC(ab)			ab->hw_params.regs->hal_reo1_ring_misc
119 #define HAL_REO1_RING_HP_ADDR_LSB(ab) \
120 	ab->hw_params.regs->hal_reo1_ring_hp_addr_lsb
121 #define HAL_REO1_RING_HP_ADDR_MSB(ab) \
122 	ab->hw_params.regs->hal_reo1_ring_hp_addr_msb
123 #define HAL_REO1_RING_PRODUCER_INT_SETUP(ab) \
124 	ab->hw_params.regs->hal_reo1_ring_producer_int_setup
125 #define HAL_REO1_RING_MSI1_BASE_LSB(ab) \
126 	ab->hw_params.regs->hal_reo1_ring_msi1_base_lsb
127 #define HAL_REO1_RING_MSI1_BASE_MSB(ab) \
128 	ab->hw_params.regs->hal_reo1_ring_msi1_base_msb
129 #define HAL_REO1_RING_MSI1_DATA(ab) \
130 	ab->hw_params.regs->hal_reo1_ring_msi1_data
131 #define HAL_REO2_RING_BASE_LSB(ab)		ab->hw_params.regs->hal_reo2_ring_base_lsb
132 #define HAL_REO1_AGING_THRESH_IX_0(ab) \
133 	ab->hw_params.regs->hal_reo1_aging_thresh_ix_0
134 #define HAL_REO1_AGING_THRESH_IX_1(ab) \
135 	ab->hw_params.regs->hal_reo1_aging_thresh_ix_1
136 #define HAL_REO1_AGING_THRESH_IX_2(ab) \
137 	ab->hw_params.regs->hal_reo1_aging_thresh_ix_2
138 #define HAL_REO1_AGING_THRESH_IX_3(ab) \
139 	ab->hw_params.regs->hal_reo1_aging_thresh_ix_3
140 
141 #define HAL_REO1_RING_MSI1_BASE_LSB_OFFSET(ab) \
142 		(HAL_REO1_RING_MSI1_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
143 #define HAL_REO1_RING_MSI1_BASE_MSB_OFFSET(ab) \
144 		(HAL_REO1_RING_MSI1_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
145 #define HAL_REO1_RING_MSI1_DATA_OFFSET(ab) \
146 		(HAL_REO1_RING_MSI1_DATA(ab) - HAL_REO1_RING_BASE_LSB(ab))
147 #define HAL_REO1_RING_BASE_MSB_OFFSET(ab) \
148 		(HAL_REO1_RING_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
149 #define HAL_REO1_RING_ID_OFFSET(ab) (HAL_REO1_RING_ID(ab) - HAL_REO1_RING_BASE_LSB(ab))
150 #define HAL_REO1_RING_PRODUCER_INT_SETUP_OFFSET(ab) \
151 		(HAL_REO1_RING_PRODUCER_INT_SETUP(ab) - HAL_REO1_RING_BASE_LSB(ab))
152 #define HAL_REO1_RING_HP_ADDR_LSB_OFFSET(ab) \
153 		(HAL_REO1_RING_HP_ADDR_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
154 #define HAL_REO1_RING_HP_ADDR_MSB_OFFSET(ab) \
155 		(HAL_REO1_RING_HP_ADDR_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab))
156 #define HAL_REO1_RING_MISC_OFFSET(ab) \
157 	(HAL_REO1_RING_MISC(ab) - HAL_REO1_RING_BASE_LSB(ab))
158 
159 /* REO2SW(x) R2 ring pointers (head/tail) address */
160 #define HAL_REO1_RING_HP(ab)			ab->hw_params.regs->hal_reo1_ring_hp
161 #define HAL_REO1_RING_TP(ab)			ab->hw_params.regs->hal_reo1_ring_tp
162 #define HAL_REO2_RING_HP(ab)			ab->hw_params.regs->hal_reo2_ring_hp
163 
164 #define HAL_REO1_RING_TP_OFFSET(ab)	(HAL_REO1_RING_TP(ab) - HAL_REO1_RING_HP(ab))
165 
166 /* REO2TCL R0 ring configuration address */
167 #define HAL_REO_TCL_RING_BASE_LSB(ab) \
168 	ab->hw_params.regs->hal_reo_tcl_ring_base_lsb
169 
170 /* REO2TCL R2 ring pointer (head/tail) address */
171 #define HAL_REO_TCL_RING_HP(ab)			ab->hw_params.regs->hal_reo_tcl_ring_hp
172 
173 /* REO CMD R0 address */
174 #define HAL_REO_CMD_RING_BASE_LSB		0x00000194
175 
176 /* REO CMD R2 address */
177 #define HAL_REO_CMD_HP				0x00003020
178 
179 /* SW2REO R0 address */
180 #define HAL_SW2REO_RING_BASE_LSB		0x000001ec
181 
182 /* SW2REO R2 address */
183 #define HAL_SW2REO_RING_HP			0x00003028
184 
185 /* CE ring R0 address */
186 #define HAL_CE_DST_RING_BASE_LSB		0x00000000
187 #define HAL_CE_DST_STATUS_RING_BASE_LSB		0x00000058
188 #define HAL_CE_DST_RING_CTRL			0x000000b0
189 
190 /* CE ring R2 address */
191 #define HAL_CE_DST_RING_HP			0x00000400
192 #define HAL_CE_DST_STATUS_RING_HP		0x00000408
193 
194 /* REO status address */
195 #define HAL_REO_STATUS_RING_BASE_LSB(ab) \
196 	ab->hw_params.regs->hal_reo_status_ring_base_lsb
197 #define HAL_REO_STATUS_HP(ab)			ab->hw_params.regs->hal_reo_status_hp
198 
199 /* WBM Idle R0 address */
200 #define HAL_WBM_IDLE_LINK_RING_BASE_LSB		0x00000860
201 #define HAL_WBM_IDLE_LINK_RING_MISC_ADDR	0x00000870
202 #define HAL_WBM_R0_IDLE_LIST_CONTROL_ADDR	0x00000048
203 #define HAL_WBM_R0_IDLE_LIST_SIZE_ADDR		0x0000004c
204 #define HAL_WBM_SCATTERED_RING_BASE_LSB		0x00000058
205 #define HAL_WBM_SCATTERED_RING_BASE_MSB		0x0000005c
206 #define HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX0 0x00000068
207 #define HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX1 0x0000006c
208 #define HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX0 0x00000078
209 #define HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX1 0x0000007c
210 #define HAL_WBM_SCATTERED_DESC_PTR_HP_ADDR	 0x00000084
211 
212 /* WBM Idle R2 address */
213 #define HAL_WBM_IDLE_LINK_RING_HP		0x000030b0
214 
215 /* SW2WBM R0 release address */
216 #define HAL_WBM_RELEASE_RING_BASE_LSB		0x000001d8
217 
218 /* SW2WBM R2 release address */
219 #define HAL_WBM_RELEASE_RING_HP			0x00003018
220 
221 /* WBM2SW R0 release address */
222 #define HAL_WBM0_RELEASE_RING_BASE_LSB		0x00000910
223 #define HAL_WBM1_RELEASE_RING_BASE_LSB		0x00000968
224 
225 /* WBM2SW R2 release address */
226 #define HAL_WBM0_RELEASE_RING_HP		0x000030c0
227 #define HAL_WBM1_RELEASE_RING_HP		0x000030c8
228 
229 /* TCL ring feild mask and offset */
230 #define HAL_TCL1_RING_BASE_MSB_RING_SIZE		GENMASK(27, 8)
231 #define HAL_TCL1_RING_BASE_MSB_RING_BASE_ADDR_MSB	GENMASK(7, 0)
232 #define HAL_TCL1_RING_ID_ENTRY_SIZE			GENMASK(7, 0)
233 #define HAL_TCL1_RING_MISC_MSI_LOOPCNT_DISABLE		BIT(1)
234 #define HAL_TCL1_RING_MISC_MSI_SWAP			BIT(3)
235 #define HAL_TCL1_RING_MISC_HOST_FW_SWAP			BIT(4)
236 #define HAL_TCL1_RING_MISC_DATA_TLV_SWAP		BIT(5)
237 #define HAL_TCL1_RING_MISC_SRNG_ENABLE			BIT(6)
238 #define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_INTR_TMR_THOLD   GENMASK(31, 16)
239 #define HAL_TCL1_RING_CONSR_INT_SETUP_IX0_BATCH_COUNTER_THOLD GENMASK(14, 0)
240 #define HAL_TCL1_RING_CONSR_INT_SETUP_IX1_LOW_THOLD	GENMASK(15, 0)
241 #define HAL_TCL1_RING_MSI1_BASE_MSB_MSI1_ENABLE		BIT(8)
242 #define HAL_TCL1_RING_MSI1_BASE_MSB_ADDR		GENMASK(7, 0)
243 #define HAL_TCL1_RING_CMN_CTRL_DSCP_TID_MAP_PROG_EN	BIT(17)
244 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP		GENMASK(31, 0)
245 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP0		GENMASK(2, 0)
246 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP1		GENMASK(5, 3)
247 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP2		GENMASK(8, 6)
248 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP3		GENMASK(11, 9)
249 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP4		GENMASK(14, 12)
250 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP5		GENMASK(17, 15)
251 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP6		GENMASK(20, 18)
252 #define HAL_TCL1_RING_FIELD_DSCP_TID_MAP7		GENMASK(23, 21)
253 
254 /* REO ring feild mask and offset */
255 #define HAL_REO1_RING_BASE_MSB_RING_SIZE		GENMASK(27, 8)
256 #define HAL_REO1_RING_BASE_MSB_RING_BASE_ADDR_MSB	GENMASK(7, 0)
257 #define HAL_REO1_RING_ID_RING_ID			GENMASK(15, 8)
258 #define HAL_REO1_RING_ID_ENTRY_SIZE			GENMASK(7, 0)
259 #define HAL_REO1_RING_MISC_MSI_SWAP			BIT(3)
260 #define HAL_REO1_RING_MISC_HOST_FW_SWAP			BIT(4)
261 #define HAL_REO1_RING_MISC_DATA_TLV_SWAP		BIT(5)
262 #define HAL_REO1_RING_MISC_SRNG_ENABLE			BIT(6)
263 #define HAL_REO1_RING_PRDR_INT_SETUP_INTR_TMR_THOLD	GENMASK(31, 16)
264 #define HAL_REO1_RING_PRDR_INT_SETUP_BATCH_COUNTER_THOLD GENMASK(14, 0)
265 #define HAL_REO1_RING_MSI1_BASE_MSB_MSI1_ENABLE		BIT(8)
266 #define HAL_REO1_RING_MSI1_BASE_MSB_ADDR		GENMASK(7, 0)
267 #define HAL_REO1_GEN_ENABLE_FRAG_DST_RING		GENMASK(25, 23)
268 #define HAL_REO1_GEN_ENABLE_AGING_LIST_ENABLE		BIT(2)
269 #define HAL_REO1_GEN_ENABLE_AGING_FLUSH_ENABLE		BIT(3)
270 
271 /* CE ring bit field mask and shift */
272 #define HAL_CE_DST_R0_DEST_CTRL_MAX_LEN			GENMASK(15, 0)
273 
274 #define HAL_ADDR_LSB_REG_MASK				0xffffffff
275 
276 #define HAL_ADDR_MSB_REG_SHIFT				32
277 
278 /* WBM ring bit field mask and shift */
279 #define HAL_WBM_LINK_DESC_IDLE_LIST_MODE		BIT(1)
280 #define HAL_WBM_SCATTER_BUFFER_SIZE			GENMASK(10, 2)
281 #define HAL_WBM_SCATTER_RING_SIZE_OF_IDLE_LINK_DESC_LIST GENMASK(31, 16)
282 #define HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32	GENMASK(7, 0)
283 #define HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_MATCH_TAG	GENMASK(31, 8)
284 
285 #define HAL_WBM_SCATTERED_DESC_HEAD_P_OFFSET_IX1	GENMASK(20, 8)
286 #define HAL_WBM_SCATTERED_DESC_TAIL_P_OFFSET_IX1	GENMASK(20, 8)
287 
288 #define BASE_ADDR_MATCH_TAG_VAL 0x5
289 
290 #define HAL_REO_REO2SW1_RING_BASE_MSB_RING_SIZE		0x000fffff
291 #define HAL_REO_REO2TCL_RING_BASE_MSB_RING_SIZE		0x000fffff
292 #define HAL_REO_SW2REO_RING_BASE_MSB_RING_SIZE		0x0000ffff
293 #define HAL_REO_CMD_RING_BASE_MSB_RING_SIZE		0x0000ffff
294 #define HAL_REO_STATUS_RING_BASE_MSB_RING_SIZE		0x0000ffff
295 #define HAL_SW2TCL1_RING_BASE_MSB_RING_SIZE		0x000fffff
296 #define HAL_SW2TCL1_CMD_RING_BASE_MSB_RING_SIZE		0x000fffff
297 #define HAL_TCL_STATUS_RING_BASE_MSB_RING_SIZE		0x0000ffff
298 #define HAL_CE_SRC_RING_BASE_MSB_RING_SIZE		0x0000ffff
299 #define HAL_CE_DST_RING_BASE_MSB_RING_SIZE		0x0000ffff
300 #define HAL_CE_DST_STATUS_RING_BASE_MSB_RING_SIZE	0x0000ffff
301 #define HAL_WBM_IDLE_LINK_RING_BASE_MSB_RING_SIZE	0x0000ffff
302 #define HAL_SW2WBM_RELEASE_RING_BASE_MSB_RING_SIZE	0x0000ffff
303 #define HAL_WBM2SW_RELEASE_RING_BASE_MSB_RING_SIZE	0x000fffff
304 #define HAL_RXDMA_RING_MAX_SIZE				0x0000ffff
305 
306 #define HAL_RX_DESC_SIZE (sizeof(struct hal_rx_desc))
307 
308 /* Add any other errors here and return them in
309  * ath11k_hal_rx_desc_get_err().
310  */
311 
312 enum hal_srng_ring_id {
313 	HAL_SRNG_RING_ID_REO2SW1 = 0,
314 	HAL_SRNG_RING_ID_REO2SW2,
315 	HAL_SRNG_RING_ID_REO2SW3,
316 	HAL_SRNG_RING_ID_REO2SW4,
317 	HAL_SRNG_RING_ID_REO2TCL,
318 	HAL_SRNG_RING_ID_SW2REO,
319 
320 	HAL_SRNG_RING_ID_REO_CMD = 8,
321 	HAL_SRNG_RING_ID_REO_STATUS,
322 
323 	HAL_SRNG_RING_ID_SW2TCL1 = 16,
324 	HAL_SRNG_RING_ID_SW2TCL2,
325 	HAL_SRNG_RING_ID_SW2TCL3,
326 	HAL_SRNG_RING_ID_SW2TCL4,
327 
328 	HAL_SRNG_RING_ID_SW2TCL_CMD = 24,
329 	HAL_SRNG_RING_ID_TCL_STATUS,
330 
331 	HAL_SRNG_RING_ID_CE0_SRC = 32,
332 	HAL_SRNG_RING_ID_CE1_SRC,
333 	HAL_SRNG_RING_ID_CE2_SRC,
334 	HAL_SRNG_RING_ID_CE3_SRC,
335 	HAL_SRNG_RING_ID_CE4_SRC,
336 	HAL_SRNG_RING_ID_CE5_SRC,
337 	HAL_SRNG_RING_ID_CE6_SRC,
338 	HAL_SRNG_RING_ID_CE7_SRC,
339 	HAL_SRNG_RING_ID_CE8_SRC,
340 	HAL_SRNG_RING_ID_CE9_SRC,
341 	HAL_SRNG_RING_ID_CE10_SRC,
342 	HAL_SRNG_RING_ID_CE11_SRC,
343 
344 	HAL_SRNG_RING_ID_CE0_DST = 56,
345 	HAL_SRNG_RING_ID_CE1_DST,
346 	HAL_SRNG_RING_ID_CE2_DST,
347 	HAL_SRNG_RING_ID_CE3_DST,
348 	HAL_SRNG_RING_ID_CE4_DST,
349 	HAL_SRNG_RING_ID_CE5_DST,
350 	HAL_SRNG_RING_ID_CE6_DST,
351 	HAL_SRNG_RING_ID_CE7_DST,
352 	HAL_SRNG_RING_ID_CE8_DST,
353 	HAL_SRNG_RING_ID_CE9_DST,
354 	HAL_SRNG_RING_ID_CE10_DST,
355 	HAL_SRNG_RING_ID_CE11_DST,
356 
357 	HAL_SRNG_RING_ID_CE0_DST_STATUS = 80,
358 	HAL_SRNG_RING_ID_CE1_DST_STATUS,
359 	HAL_SRNG_RING_ID_CE2_DST_STATUS,
360 	HAL_SRNG_RING_ID_CE3_DST_STATUS,
361 	HAL_SRNG_RING_ID_CE4_DST_STATUS,
362 	HAL_SRNG_RING_ID_CE5_DST_STATUS,
363 	HAL_SRNG_RING_ID_CE6_DST_STATUS,
364 	HAL_SRNG_RING_ID_CE7_DST_STATUS,
365 	HAL_SRNG_RING_ID_CE8_DST_STATUS,
366 	HAL_SRNG_RING_ID_CE9_DST_STATUS,
367 	HAL_SRNG_RING_ID_CE10_DST_STATUS,
368 	HAL_SRNG_RING_ID_CE11_DST_STATUS,
369 
370 	HAL_SRNG_RING_ID_WBM_IDLE_LINK = 104,
371 	HAL_SRNG_RING_ID_WBM_SW_RELEASE,
372 	HAL_SRNG_RING_ID_WBM2SW0_RELEASE,
373 	HAL_SRNG_RING_ID_WBM2SW1_RELEASE,
374 	HAL_SRNG_RING_ID_WBM2SW2_RELEASE,
375 	HAL_SRNG_RING_ID_WBM2SW3_RELEASE,
376 
377 	HAL_SRNG_RING_ID_UMAC_ID_END = 127,
378 	HAL_SRNG_RING_ID_LMAC1_ID_START,
379 
380 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_BUF = HAL_SRNG_RING_ID_LMAC1_ID_START,
381 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_BUF,
382 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA2_BUF,
383 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA0_STATBUF,
384 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_STATBUF,
385 	HAL_SRNG_RING_ID_WMAC1_RXDMA2SW0,
386 	HAL_SRNG_RING_ID_WMAC1_RXDMA2SW1,
387 	HAL_SRNG_RING_ID_WMAC1_SW2RXDMA1_DESC,
388 	HAL_SRNG_RING_ID_RXDMA_DIR_BUF,
389 
390 	HAL_SRNG_RING_ID_LMAC1_ID_END = 143
391 };
392 
393 /* SRNG registers are split into two groups R0 and R2 */
394 #define HAL_SRNG_REG_GRP_R0	0
395 #define HAL_SRNG_REG_GRP_R2	1
396 #define HAL_SRNG_NUM_REG_GRP    2
397 
398 #define HAL_SRNG_NUM_LMACS      3
399 #define HAL_SRNG_REO_EXCEPTION  HAL_SRNG_RING_ID_REO2SW1
400 #define HAL_SRNG_RINGS_PER_LMAC (HAL_SRNG_RING_ID_LMAC1_ID_END - \
401 				 HAL_SRNG_RING_ID_LMAC1_ID_START)
402 #define HAL_SRNG_NUM_LMAC_RINGS (HAL_SRNG_NUM_LMACS * HAL_SRNG_RINGS_PER_LMAC)
403 #define HAL_SRNG_RING_ID_MAX    (HAL_SRNG_RING_ID_UMAC_ID_END + \
404 				 HAL_SRNG_NUM_LMAC_RINGS)
405 
406 enum hal_ring_type {
407 	HAL_REO_DST,
408 	HAL_REO_EXCEPTION,
409 	HAL_REO_REINJECT,
410 	HAL_REO_CMD,
411 	HAL_REO_STATUS,
412 	HAL_TCL_DATA,
413 	HAL_TCL_CMD,
414 	HAL_TCL_STATUS,
415 	HAL_CE_SRC,
416 	HAL_CE_DST,
417 	HAL_CE_DST_STATUS,
418 	HAL_WBM_IDLE_LINK,
419 	HAL_SW2WBM_RELEASE,
420 	HAL_WBM2SW_RELEASE,
421 	HAL_RXDMA_BUF,
422 	HAL_RXDMA_DST,
423 	HAL_RXDMA_MONITOR_BUF,
424 	HAL_RXDMA_MONITOR_STATUS,
425 	HAL_RXDMA_MONITOR_DST,
426 	HAL_RXDMA_MONITOR_DESC,
427 	HAL_RXDMA_DIR_BUF,
428 	HAL_MAX_RING_TYPES,
429 };
430 
431 #define HAL_RX_MAX_BA_WINDOW	256
432 
433 #define HAL_DEFAULT_REO_TIMEOUT_USEC		(40 * 1000)
434 
435 /**
436  * enum hal_reo_cmd_type: Enum for REO command type
437  * @CMD_GET_QUEUE_STATS: Get REO queue status/stats
438  * @CMD_FLUSH_QUEUE: Flush all frames in REO queue
439  * @CMD_FLUSH_CACHE: Flush descriptor entries in the cache
440  * @CMD_UNBLOCK_CACHE: Unblock a descriptor's address that was blocked
441  *      earlier with a 'REO_FLUSH_CACHE' command
442  * @CMD_FLUSH_TIMEOUT_LIST: Flush buffers/descriptors from timeout list
443  * @CMD_UPDATE_RX_REO_QUEUE: Update REO queue settings
444  */
445 enum hal_reo_cmd_type {
446 	HAL_REO_CMD_GET_QUEUE_STATS     = 0,
447 	HAL_REO_CMD_FLUSH_QUEUE         = 1,
448 	HAL_REO_CMD_FLUSH_CACHE         = 2,
449 	HAL_REO_CMD_UNBLOCK_CACHE       = 3,
450 	HAL_REO_CMD_FLUSH_TIMEOUT_LIST  = 4,
451 	HAL_REO_CMD_UPDATE_RX_QUEUE     = 5,
452 };
453 
454 /**
455  * enum hal_reo_cmd_status: Enum for execution status of REO command
456  * @HAL_REO_CMD_SUCCESS: Command has successfully executed
457  * @HAL_REO_CMD_BLOCKED: Command could not be executed as the queue
458  *			 or cache was blocked
459  * @HAL_REO_CMD_FAILED: Command execution failed, could be due to
460  *			invalid queue desc
461  * @HAL_REO_CMD_RESOURCE_BLOCKED:
462  * @HAL_REO_CMD_DRAIN:
463  */
464 enum hal_reo_cmd_status {
465 	HAL_REO_CMD_SUCCESS		= 0,
466 	HAL_REO_CMD_BLOCKED		= 1,
467 	HAL_REO_CMD_FAILED		= 2,
468 	HAL_REO_CMD_RESOURCE_BLOCKED	= 3,
469 	HAL_REO_CMD_DRAIN		= 0xff,
470 };
471 
472 struct hal_wbm_idle_scatter_list {
473 	dma_addr_t paddr;
474 	struct hal_wbm_link_desc *vaddr;
475 };
476 
477 struct hal_srng_params {
478 	dma_addr_t ring_base_paddr;
479 	u32 *ring_base_vaddr;
480 	int num_entries;
481 	u32 intr_batch_cntr_thres_entries;
482 	u32 intr_timer_thres_us;
483 	u32 flags;
484 	u32 max_buffer_len;
485 	u32 low_threshold;
486 	dma_addr_t msi_addr;
487 	u32 msi_data;
488 
489 	/* Add more params as needed */
490 };
491 
492 enum hal_srng_dir {
493 	HAL_SRNG_DIR_SRC,
494 	HAL_SRNG_DIR_DST
495 };
496 
497 /* srng flags */
498 #define HAL_SRNG_FLAGS_MSI_SWAP			0x00000008
499 #define HAL_SRNG_FLAGS_RING_PTR_SWAP		0x00000010
500 #define HAL_SRNG_FLAGS_DATA_TLV_SWAP		0x00000020
501 #define HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN	0x00010000
502 #define HAL_SRNG_FLAGS_MSI_INTR			0x00020000
503 #define HAL_SRNG_FLAGS_LMAC_RING		0x80000000
504 
505 #define HAL_SRNG_TLV_HDR_TAG		GENMASK(9, 1)
506 #define HAL_SRNG_TLV_HDR_LEN		GENMASK(25, 10)
507 
508 /* Common SRNG ring structure for source and destination rings */
509 struct hal_srng {
510 	/* Unique SRNG ring ID */
511 	u8 ring_id;
512 
513 	/* Ring initialization done */
514 	u8 initialized;
515 
516 	/* Interrupt/MSI value assigned to this ring */
517 	int irq;
518 
519 	/* Physical base address of the ring */
520 	dma_addr_t ring_base_paddr;
521 
522 	/* Virtual base address of the ring */
523 	u32 *ring_base_vaddr;
524 
525 	/* Number of entries in ring */
526 	u32 num_entries;
527 
528 	/* Ring size */
529 	u32 ring_size;
530 
531 	/* Ring size mask */
532 	u32 ring_size_mask;
533 
534 	/* Size of ring entry */
535 	u32 entry_size;
536 
537 	/* Interrupt timer threshold - in micro seconds */
538 	u32 intr_timer_thres_us;
539 
540 	/* Interrupt batch counter threshold - in number of ring entries */
541 	u32 intr_batch_cntr_thres_entries;
542 
543 	/* MSI Address */
544 	dma_addr_t msi_addr;
545 
546 	/* MSI data */
547 	u32 msi_data;
548 
549 	/* Misc flags */
550 	u32 flags;
551 
552 	/* Lock for serializing ring index updates */
553 	spinlock_t lock;
554 
555 	/* Start offset of SRNG register groups for this ring
556 	 * TBD: See if this is required - register address can be derived
557 	 * from ring ID
558 	 */
559 	u32 hwreg_base[HAL_SRNG_NUM_REG_GRP];
560 
561 	u64 timestamp;
562 
563 	/* Source or Destination ring */
564 	enum hal_srng_dir ring_dir;
565 
566 	union {
567 		struct {
568 			/* SW tail pointer */
569 			u32 tp;
570 
571 			/* Shadow head pointer location to be updated by HW */
572 			volatile u32 *hp_addr;
573 
574 			/* Cached head pointer */
575 			u32 cached_hp;
576 
577 			/* Tail pointer location to be updated by SW - This
578 			 * will be a register address and need not be
579 			 * accessed through SW structure
580 			 */
581 			u32 *tp_addr;
582 
583 			/* Current SW loop cnt */
584 			u32 loop_cnt;
585 
586 			/* max transfer size */
587 			u16 max_buffer_length;
588 
589 			/* head pointer at access end */
590 			u32 last_hp;
591 		} dst_ring;
592 
593 		struct {
594 			/* SW head pointer */
595 			u32 hp;
596 
597 			/* SW reap head pointer */
598 			u32 reap_hp;
599 
600 			/* Shadow tail pointer location to be updated by HW */
601 			u32 *tp_addr;
602 
603 			/* Cached tail pointer */
604 			u32 cached_tp;
605 
606 			/* Head pointer location to be updated by SW - This
607 			 * will be a register address and need not be accessed
608 			 * through SW structure
609 			 */
610 			u32 *hp_addr;
611 
612 			/* Low threshold - in number of ring entries */
613 			u32 low_threshold;
614 
615 			/* tail pointer at access end */
616 			u32 last_tp;
617 		} src_ring;
618 	} u;
619 };
620 
621 /* Interrupt mitigation - Batch threshold in terms of numer of frames */
622 #define HAL_SRNG_INT_BATCH_THRESHOLD_TX 256
623 #define HAL_SRNG_INT_BATCH_THRESHOLD_RX 128
624 #define HAL_SRNG_INT_BATCH_THRESHOLD_OTHER 1
625 
626 /* Interrupt mitigation - timer threshold in us */
627 #define HAL_SRNG_INT_TIMER_THRESHOLD_TX 1000
628 #define HAL_SRNG_INT_TIMER_THRESHOLD_RX 500
629 #define HAL_SRNG_INT_TIMER_THRESHOLD_OTHER 256
630 
631 /* HW SRNG configuration table */
632 struct hal_srng_config {
633 	int start_ring_id;
634 	u16 max_rings;
635 	u16 entry_size;
636 	u32 reg_start[HAL_SRNG_NUM_REG_GRP];
637 	u16 reg_size[HAL_SRNG_NUM_REG_GRP];
638 	u8 lmac_ring;
639 	enum hal_srng_dir ring_dir;
640 	u32 max_size;
641 };
642 
643 /**
644  * enum hal_rx_buf_return_buf_manager
645  *
646  * @HAL_RX_BUF_RBM_WBM_IDLE_BUF_LIST: Buffer returned to WBM idle buffer list
647  * @HAL_RX_BUF_RBM_WBM_IDLE_DESC_LIST: Descriptor returned to WBM idle
648  *	descriptor list.
649  * @HAL_RX_BUF_RBM_FW_BM: Buffer returned to FW
650  * @HAL_RX_BUF_RBM_SW0_BM: For Tx completion -- returned to host
651  * @HAL_RX_BUF_RBM_SW1_BM: For Tx completion -- returned to host
652  * @HAL_RX_BUF_RBM_SW2_BM: For Tx completion -- returned to host
653  * @HAL_RX_BUF_RBM_SW3_BM: For Rx release -- returned to host
654  */
655 
656 enum hal_rx_buf_return_buf_manager {
657 	HAL_RX_BUF_RBM_WBM_IDLE_BUF_LIST,
658 	HAL_RX_BUF_RBM_WBM_IDLE_DESC_LIST,
659 	HAL_RX_BUF_RBM_FW_BM,
660 	HAL_RX_BUF_RBM_SW0_BM,
661 	HAL_RX_BUF_RBM_SW1_BM,
662 	HAL_RX_BUF_RBM_SW2_BM,
663 	HAL_RX_BUF_RBM_SW3_BM,
664 };
665 
666 #define HAL_SRNG_DESC_LOOP_CNT		0xf0000000
667 
668 #define HAL_REO_CMD_FLG_NEED_STATUS		BIT(0)
669 #define HAL_REO_CMD_FLG_STATS_CLEAR		BIT(1)
670 #define HAL_REO_CMD_FLG_FLUSH_BLOCK_LATER	BIT(2)
671 #define HAL_REO_CMD_FLG_FLUSH_RELEASE_BLOCKING	BIT(3)
672 #define HAL_REO_CMD_FLG_FLUSH_NO_INVAL		BIT(4)
673 #define HAL_REO_CMD_FLG_FLUSH_FWD_ALL_MPDUS	BIT(5)
674 #define HAL_REO_CMD_FLG_FLUSH_ALL		BIT(6)
675 #define HAL_REO_CMD_FLG_UNBLK_RESOURCE		BIT(7)
676 #define HAL_REO_CMD_FLG_UNBLK_CACHE		BIT(8)
677 
678 /* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO0_UPD_* feilds */
679 #define HAL_REO_CMD_UPD0_RX_QUEUE_NUM		BIT(8)
680 #define HAL_REO_CMD_UPD0_VLD			BIT(9)
681 #define HAL_REO_CMD_UPD0_ALDC			BIT(10)
682 #define HAL_REO_CMD_UPD0_DIS_DUP_DETECTION	BIT(11)
683 #define HAL_REO_CMD_UPD0_SOFT_REORDER_EN	BIT(12)
684 #define HAL_REO_CMD_UPD0_AC			BIT(13)
685 #define HAL_REO_CMD_UPD0_BAR			BIT(14)
686 #define HAL_REO_CMD_UPD0_RETRY			BIT(15)
687 #define HAL_REO_CMD_UPD0_CHECK_2K_MODE		BIT(16)
688 #define HAL_REO_CMD_UPD0_OOR_MODE		BIT(17)
689 #define HAL_REO_CMD_UPD0_BA_WINDOW_SIZE		BIT(18)
690 #define HAL_REO_CMD_UPD0_PN_CHECK		BIT(19)
691 #define HAL_REO_CMD_UPD0_EVEN_PN		BIT(20)
692 #define HAL_REO_CMD_UPD0_UNEVEN_PN		BIT(21)
693 #define HAL_REO_CMD_UPD0_PN_HANDLE_ENABLE	BIT(22)
694 #define HAL_REO_CMD_UPD0_PN_SIZE		BIT(23)
695 #define HAL_REO_CMD_UPD0_IGNORE_AMPDU_FLG	BIT(24)
696 #define HAL_REO_CMD_UPD0_SVLD			BIT(25)
697 #define HAL_REO_CMD_UPD0_SSN			BIT(26)
698 #define HAL_REO_CMD_UPD0_SEQ_2K_ERR		BIT(27)
699 #define HAL_REO_CMD_UPD0_PN_ERR			BIT(28)
700 #define HAL_REO_CMD_UPD0_PN_VALID		BIT(29)
701 #define HAL_REO_CMD_UPD0_PN			BIT(30)
702 
703 /* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO1_* feilds */
704 #define HAL_REO_CMD_UPD1_VLD			BIT(16)
705 #define HAL_REO_CMD_UPD1_ALDC			GENMASK(18, 17)
706 #define HAL_REO_CMD_UPD1_DIS_DUP_DETECTION	BIT(19)
707 #define HAL_REO_CMD_UPD1_SOFT_REORDER_EN	BIT(20)
708 #define HAL_REO_CMD_UPD1_AC			GENMASK(22, 21)
709 #define HAL_REO_CMD_UPD1_BAR			BIT(23)
710 #define HAL_REO_CMD_UPD1_RETRY			BIT(24)
711 #define HAL_REO_CMD_UPD1_CHECK_2K_MODE		BIT(25)
712 #define HAL_REO_CMD_UPD1_OOR_MODE		BIT(26)
713 #define HAL_REO_CMD_UPD1_PN_CHECK		BIT(27)
714 #define HAL_REO_CMD_UPD1_EVEN_PN		BIT(28)
715 #define HAL_REO_CMD_UPD1_UNEVEN_PN		BIT(29)
716 #define HAL_REO_CMD_UPD1_PN_HANDLE_ENABLE	BIT(30)
717 #define HAL_REO_CMD_UPD1_IGNORE_AMPDU_FLG	BIT(31)
718 
719 /* Should be matching with HAL_REO_UPD_RX_QUEUE_INFO2_* feilds */
720 #define HAL_REO_CMD_UPD2_SVLD			BIT(10)
721 #define HAL_REO_CMD_UPD2_SSN			GENMASK(22, 11)
722 #define HAL_REO_CMD_UPD2_SEQ_2K_ERR		BIT(23)
723 #define HAL_REO_CMD_UPD2_PN_ERR			BIT(24)
724 
725 #define HAL_REO_DEST_RING_CTRL_HASH_RING_MAP	GENMASK(31, 8)
726 
727 struct ath11k_hal_reo_cmd {
728 	u32 addr_lo;
729 	u32 flag;
730 	u32 upd0;
731 	u32 upd1;
732 	u32 upd2;
733 	u32 pn[4];
734 	u16 rx_queue_num;
735 	u16 min_rel;
736 	u16 min_fwd;
737 	u8 addr_hi;
738 	u8 ac_list;
739 	u8 blocking_idx;
740 	u16 ba_window_size;
741 	u8 pn_size;
742 };
743 
744 enum hal_pn_type {
745 	HAL_PN_TYPE_NONE,
746 	HAL_PN_TYPE_WPA,
747 	HAL_PN_TYPE_WAPI_EVEN,
748 	HAL_PN_TYPE_WAPI_UNEVEN,
749 };
750 
751 enum hal_ce_desc {
752 	HAL_CE_DESC_SRC,
753 	HAL_CE_DESC_DST,
754 	HAL_CE_DESC_DST_STATUS,
755 };
756 
757 #define HAL_HASH_ROUTING_RING_TCL 0
758 #define HAL_HASH_ROUTING_RING_SW1 1
759 #define HAL_HASH_ROUTING_RING_SW2 2
760 #define HAL_HASH_ROUTING_RING_SW3 3
761 #define HAL_HASH_ROUTING_RING_SW4 4
762 #define HAL_HASH_ROUTING_RING_REL 5
763 #define HAL_HASH_ROUTING_RING_FW  6
764 
765 struct hal_reo_status_header {
766 	u16 cmd_num;
767 	enum hal_reo_cmd_status cmd_status;
768 	u16 cmd_exe_time;
769 	u32 timestamp;
770 };
771 
772 struct hal_reo_status_queue_stats {
773 	u16 ssn;
774 	u16 curr_idx;
775 	u32 pn[4];
776 	u32 last_rx_queue_ts;
777 	u32 last_rx_dequeue_ts;
778 	u32 rx_bitmap[8]; /* Bitmap from 0-255 */
779 	u32 curr_mpdu_cnt;
780 	u32 curr_msdu_cnt;
781 	u16 fwd_due_to_bar_cnt;
782 	u16 dup_cnt;
783 	u32 frames_in_order_cnt;
784 	u32 num_mpdu_processed_cnt;
785 	u32 num_msdu_processed_cnt;
786 	u32 total_num_processed_byte_cnt;
787 	u32 late_rx_mpdu_cnt;
788 	u32 reorder_hole_cnt;
789 	u8 timeout_cnt;
790 	u8 bar_rx_cnt;
791 	u8 num_window_2k_jump_cnt;
792 };
793 
794 struct hal_reo_status_flush_queue {
795 	bool err_detected;
796 };
797 
798 enum hal_reo_status_flush_cache_err_code {
799 	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_SUCCESS,
800 	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_IN_USE,
801 	HAL_REO_STATUS_FLUSH_CACHE_ERR_CODE_NOT_FOUND,
802 };
803 
804 struct hal_reo_status_flush_cache {
805 	bool err_detected;
806 	enum hal_reo_status_flush_cache_err_code err_code;
807 	bool cache_controller_flush_status_hit;
808 	u8 cache_controller_flush_status_desc_type;
809 	u8 cache_controller_flush_status_client_id;
810 	u8 cache_controller_flush_status_err;
811 	u8 cache_controller_flush_status_cnt;
812 };
813 
814 enum hal_reo_status_unblock_cache_type {
815 	HAL_REO_STATUS_UNBLOCK_BLOCKING_RESOURCE,
816 	HAL_REO_STATUS_UNBLOCK_ENTIRE_CACHE_USAGE,
817 };
818 
819 struct hal_reo_status_unblock_cache {
820 	bool err_detected;
821 	enum hal_reo_status_unblock_cache_type unblock_type;
822 };
823 
824 struct hal_reo_status_flush_timeout_list {
825 	bool err_detected;
826 	bool list_empty;
827 	u16 release_desc_cnt;
828 	u16 fwd_buf_cnt;
829 };
830 
831 enum hal_reo_threshold_idx {
832 	HAL_REO_THRESHOLD_IDX_DESC_COUNTER0,
833 	HAL_REO_THRESHOLD_IDX_DESC_COUNTER1,
834 	HAL_REO_THRESHOLD_IDX_DESC_COUNTER2,
835 	HAL_REO_THRESHOLD_IDX_DESC_COUNTER_SUM,
836 };
837 
838 struct hal_reo_status_desc_thresh_reached {
839 	enum hal_reo_threshold_idx threshold_idx;
840 	u32 link_desc_counter0;
841 	u32 link_desc_counter1;
842 	u32 link_desc_counter2;
843 	u32 link_desc_counter_sum;
844 };
845 
846 struct hal_reo_status {
847 	struct hal_reo_status_header uniform_hdr;
848 	u8 loop_cnt;
849 	union {
850 		struct hal_reo_status_queue_stats queue_stats;
851 		struct hal_reo_status_flush_queue flush_queue;
852 		struct hal_reo_status_flush_cache flush_cache;
853 		struct hal_reo_status_unblock_cache unblock_cache;
854 		struct hal_reo_status_flush_timeout_list timeout_list;
855 		struct hal_reo_status_desc_thresh_reached desc_thresh_reached;
856 	} u;
857 };
858 
859 /**
860  * HAL context to be used to access SRNG APIs (currently used by data path
861  * and transport (CE) modules)
862  */
863 struct ath11k_hal {
864 	/* HAL internal state for all SRNG rings.
865 	 */
866 	struct hal_srng srng_list[HAL_SRNG_RING_ID_MAX];
867 
868 	/* SRNG configuration table */
869 	struct hal_srng_config *srng_config;
870 
871 	/* Remote pointer memory for HW/FW updates */
872 	struct {
873 		u32 *vaddr;
874 		dma_addr_t paddr;
875 	} rdp;
876 
877 	/* Shared memory for ring pointer updates from host to FW */
878 	struct {
879 		u32 *vaddr;
880 		dma_addr_t paddr;
881 	} wrp;
882 
883 	/* Available REO blocking resources bitmap */
884 	u8 avail_blk_resource;
885 
886 	u8 current_blk_index;
887 
888 	/* shadow register configuration */
889 	u32 shadow_reg_addr[HAL_SHADOW_NUM_REGS];
890 	int num_shadow_reg_configured;
891 };
892 
893 u32 ath11k_hal_reo_qdesc_size(u32 ba_window_size, u8 tid);
894 void ath11k_hal_reo_qdesc_setup(void *vaddr, int tid, u32 ba_window_size,
895 				u32 start_seq, enum hal_pn_type type);
896 void ath11k_hal_reo_init_cmd_ring(struct ath11k_base *ab,
897 				  struct hal_srng *srng);
898 void ath11k_hal_reo_hw_setup(struct ath11k_base *ab, u32 ring_hash_map);
899 void ath11k_hal_setup_link_idle_list(struct ath11k_base *ab,
900 				     struct hal_wbm_idle_scatter_list *sbuf,
901 				     u32 nsbufs, u32 tot_link_desc,
902 				     u32 end_offset);
903 
904 dma_addr_t ath11k_hal_srng_get_tp_addr(struct ath11k_base *ab,
905 				       struct hal_srng *srng);
906 dma_addr_t ath11k_hal_srng_get_hp_addr(struct ath11k_base *ab,
907 				       struct hal_srng *srng);
908 void ath11k_hal_set_link_desc_addr(struct hal_wbm_link_desc *desc, u32 cookie,
909 				   dma_addr_t paddr);
910 u32 ath11k_hal_ce_get_desc_size(enum hal_ce_desc type);
911 void ath11k_hal_ce_src_set_desc(void *buf, dma_addr_t paddr, u32 len, u32 id,
912 				u8 byte_swap_data);
913 void ath11k_hal_ce_dst_set_desc(void *buf, dma_addr_t paddr);
914 u32 ath11k_hal_ce_dst_status_get_length(void *buf);
915 int ath11k_hal_srng_get_entrysize(struct ath11k_base *ab, u32 ring_type);
916 int ath11k_hal_srng_get_max_entries(struct ath11k_base *ab, u32 ring_type);
917 void ath11k_hal_srng_get_params(struct ath11k_base *ab, struct hal_srng *srng,
918 				struct hal_srng_params *params);
919 u32 *ath11k_hal_srng_dst_get_next_entry(struct ath11k_base *ab,
920 					struct hal_srng *srng);
921 u32 *ath11k_hal_srng_dst_peek(struct ath11k_base *ab, struct hal_srng *srng);
922 int ath11k_hal_srng_dst_num_free(struct ath11k_base *ab, struct hal_srng *srng,
923 				 bool sync_hw_ptr);
924 u32 *ath11k_hal_srng_src_peek(struct ath11k_base *ab, struct hal_srng *srng);
925 u32 *ath11k_hal_srng_src_get_next_reaped(struct ath11k_base *ab,
926 					 struct hal_srng *srng);
927 u32 *ath11k_hal_srng_src_reap_next(struct ath11k_base *ab,
928 				   struct hal_srng *srng);
929 u32 *ath11k_hal_srng_src_get_next_entry(struct ath11k_base *ab,
930 					struct hal_srng *srng);
931 int ath11k_hal_srng_src_num_free(struct ath11k_base *ab, struct hal_srng *srng,
932 				 bool sync_hw_ptr);
933 void ath11k_hal_srng_access_begin(struct ath11k_base *ab,
934 				  struct hal_srng *srng);
935 void ath11k_hal_srng_access_end(struct ath11k_base *ab, struct hal_srng *srng);
936 int ath11k_hal_srng_setup(struct ath11k_base *ab, enum hal_ring_type type,
937 			  int ring_num, int mac_id,
938 			  struct hal_srng_params *params);
939 int ath11k_hal_srng_init(struct ath11k_base *ath11k);
940 void ath11k_hal_srng_deinit(struct ath11k_base *ath11k);
941 void ath11k_hal_dump_srng_stats(struct ath11k_base *ab);
942 void ath11k_hal_srng_get_shadow_config(struct ath11k_base *ab,
943 				       u32 **cfg, u32 *len);
944 int ath11k_hal_srng_update_shadow_config(struct ath11k_base *ab,
945 					 enum hal_ring_type ring_type,
946 					int ring_num);
947 void ath11k_hal_srng_shadow_config(struct ath11k_base *ab);
948 void ath11k_hal_srng_shadow_update_hp_tp(struct ath11k_base *ab,
949 					 struct hal_srng *srng);
950 #endif
951