xref: /linux/drivers/net/wireless/ath/ath12k/hal.c (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800)
1 // SPDX-License-Identifier: BSD-3-Clause-Clear
2 /*
3  * Copyright (c) 2018-2021 The Linux Foundation. All rights reserved.
4  * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved.
5  */
6 #include <linux/dma-mapping.h>
7 #include "hal_tx.h"
8 #include "hal_rx.h"
9 #include "debug.h"
10 #include "hal_desc.h"
11 #include "hif.h"
12 
13 static const struct hal_srng_config hw_srng_config_template[] = {
14 	/* TODO: max_rings can populated by querying HW capabilities */
15 	[HAL_REO_DST] = {
16 		.start_ring_id = HAL_SRNG_RING_ID_REO2SW1,
17 		.max_rings = 8,
18 		.entry_size = sizeof(struct hal_reo_dest_ring) >> 2,
19 		.mac_type = ATH12K_HAL_SRNG_UMAC,
20 		.ring_dir = HAL_SRNG_DIR_DST,
21 		.max_size = HAL_REO_REO2SW1_RING_BASE_MSB_RING_SIZE,
22 	},
23 	[HAL_REO_EXCEPTION] = {
24 		/* Designating REO2SW0 ring as exception ring.
25 		 * Any of theREO2SW rings can be used as exception ring.
26 		 */
27 		.start_ring_id = HAL_SRNG_RING_ID_REO2SW0,
28 		.max_rings = 1,
29 		.entry_size = sizeof(struct hal_reo_dest_ring) >> 2,
30 		.mac_type = ATH12K_HAL_SRNG_UMAC,
31 		.ring_dir = HAL_SRNG_DIR_DST,
32 		.max_size = HAL_REO_REO2SW0_RING_BASE_MSB_RING_SIZE,
33 	},
34 	[HAL_REO_REINJECT] = {
35 		.start_ring_id = HAL_SRNG_RING_ID_SW2REO,
36 		.max_rings = 4,
37 		.entry_size = sizeof(struct hal_reo_entrance_ring) >> 2,
38 		.mac_type = ATH12K_HAL_SRNG_UMAC,
39 		.ring_dir = HAL_SRNG_DIR_SRC,
40 		.max_size = HAL_REO_SW2REO_RING_BASE_MSB_RING_SIZE,
41 	},
42 	[HAL_REO_CMD] = {
43 		.start_ring_id = HAL_SRNG_RING_ID_REO_CMD,
44 		.max_rings = 1,
45 		.entry_size = (sizeof(struct hal_tlv_64_hdr) +
46 			sizeof(struct hal_reo_get_queue_stats)) >> 2,
47 		.mac_type = ATH12K_HAL_SRNG_UMAC,
48 		.ring_dir = HAL_SRNG_DIR_SRC,
49 		.max_size = HAL_REO_CMD_RING_BASE_MSB_RING_SIZE,
50 	},
51 	[HAL_REO_STATUS] = {
52 		.start_ring_id = HAL_SRNG_RING_ID_REO_STATUS,
53 		.max_rings = 1,
54 		.entry_size = (sizeof(struct hal_tlv_64_hdr) +
55 			sizeof(struct hal_reo_get_queue_stats_status)) >> 2,
56 		.mac_type = ATH12K_HAL_SRNG_UMAC,
57 		.ring_dir = HAL_SRNG_DIR_DST,
58 		.max_size = HAL_REO_STATUS_RING_BASE_MSB_RING_SIZE,
59 	},
60 	[HAL_TCL_DATA] = {
61 		.start_ring_id = HAL_SRNG_RING_ID_SW2TCL1,
62 		.max_rings = 6,
63 		.entry_size = sizeof(struct hal_tcl_data_cmd) >> 2,
64 		.mac_type = ATH12K_HAL_SRNG_UMAC,
65 		.ring_dir = HAL_SRNG_DIR_SRC,
66 		.max_size = HAL_SW2TCL1_RING_BASE_MSB_RING_SIZE,
67 	},
68 	[HAL_TCL_CMD] = {
69 		.start_ring_id = HAL_SRNG_RING_ID_SW2TCL_CMD,
70 		.max_rings = 1,
71 		.entry_size = sizeof(struct hal_tcl_gse_cmd) >> 2,
72 		.mac_type = ATH12K_HAL_SRNG_UMAC,
73 		.ring_dir = HAL_SRNG_DIR_SRC,
74 		.max_size = HAL_SW2TCL1_CMD_RING_BASE_MSB_RING_SIZE,
75 	},
76 	[HAL_TCL_STATUS] = {
77 		.start_ring_id = HAL_SRNG_RING_ID_TCL_STATUS,
78 		.max_rings = 1,
79 		.entry_size = (sizeof(struct hal_tlv_hdr) +
80 			     sizeof(struct hal_tcl_status_ring)) >> 2,
81 		.mac_type = ATH12K_HAL_SRNG_UMAC,
82 		.ring_dir = HAL_SRNG_DIR_DST,
83 		.max_size = HAL_TCL_STATUS_RING_BASE_MSB_RING_SIZE,
84 	},
85 	[HAL_CE_SRC] = {
86 		.start_ring_id = HAL_SRNG_RING_ID_CE0_SRC,
87 		.max_rings = 16,
88 		.entry_size = sizeof(struct hal_ce_srng_src_desc) >> 2,
89 		.mac_type = ATH12K_HAL_SRNG_UMAC,
90 		.ring_dir = HAL_SRNG_DIR_SRC,
91 		.max_size = HAL_CE_SRC_RING_BASE_MSB_RING_SIZE,
92 	},
93 	[HAL_CE_DST] = {
94 		.start_ring_id = HAL_SRNG_RING_ID_CE0_DST,
95 		.max_rings = 16,
96 		.entry_size = sizeof(struct hal_ce_srng_dest_desc) >> 2,
97 		.mac_type = ATH12K_HAL_SRNG_UMAC,
98 		.ring_dir = HAL_SRNG_DIR_SRC,
99 		.max_size = HAL_CE_DST_RING_BASE_MSB_RING_SIZE,
100 	},
101 	[HAL_CE_DST_STATUS] = {
102 		.start_ring_id = HAL_SRNG_RING_ID_CE0_DST_STATUS,
103 		.max_rings = 16,
104 		.entry_size = sizeof(struct hal_ce_srng_dst_status_desc) >> 2,
105 		.mac_type = ATH12K_HAL_SRNG_UMAC,
106 		.ring_dir = HAL_SRNG_DIR_DST,
107 		.max_size = HAL_CE_DST_STATUS_RING_BASE_MSB_RING_SIZE,
108 	},
109 	[HAL_WBM_IDLE_LINK] = {
110 		.start_ring_id = HAL_SRNG_RING_ID_WBM_IDLE_LINK,
111 		.max_rings = 1,
112 		.entry_size = sizeof(struct hal_wbm_link_desc) >> 2,
113 		.mac_type = ATH12K_HAL_SRNG_UMAC,
114 		.ring_dir = HAL_SRNG_DIR_SRC,
115 		.max_size = HAL_WBM_IDLE_LINK_RING_BASE_MSB_RING_SIZE,
116 	},
117 	[HAL_SW2WBM_RELEASE] = {
118 		.start_ring_id = HAL_SRNG_RING_ID_WBM_SW0_RELEASE,
119 		.max_rings = 2,
120 		.entry_size = sizeof(struct hal_wbm_release_ring) >> 2,
121 		.mac_type = ATH12K_HAL_SRNG_UMAC,
122 		.ring_dir = HAL_SRNG_DIR_SRC,
123 		.max_size = HAL_SW2WBM_RELEASE_RING_BASE_MSB_RING_SIZE,
124 	},
125 	[HAL_WBM2SW_RELEASE] = {
126 		.start_ring_id = HAL_SRNG_RING_ID_WBM2SW0_RELEASE,
127 		.max_rings = 8,
128 		.entry_size = sizeof(struct hal_wbm_release_ring) >> 2,
129 		.mac_type = ATH12K_HAL_SRNG_UMAC,
130 		.ring_dir = HAL_SRNG_DIR_DST,
131 		.max_size = HAL_WBM2SW_RELEASE_RING_BASE_MSB_RING_SIZE,
132 	},
133 	[HAL_RXDMA_BUF] = {
134 		.start_ring_id = HAL_SRNG_SW2RXDMA_BUF0,
135 		.max_rings = 1,
136 		.entry_size = sizeof(struct hal_wbm_buffer_ring) >> 2,
137 		.mac_type = ATH12K_HAL_SRNG_DMAC,
138 		.ring_dir = HAL_SRNG_DIR_SRC,
139 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
140 	},
141 	[HAL_RXDMA_DST] = {
142 		.start_ring_id = HAL_SRNG_RING_ID_WMAC1_RXDMA2SW0,
143 		.max_rings = 0,
144 		.entry_size = 0,
145 		.mac_type = ATH12K_HAL_SRNG_PMAC,
146 		.ring_dir = HAL_SRNG_DIR_DST,
147 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
148 	},
149 	[HAL_RXDMA_MONITOR_BUF] = {
150 		.start_ring_id = HAL_SRNG_SW2RXMON_BUF0,
151 		.max_rings = 1,
152 		.entry_size = sizeof(struct hal_mon_buf_ring) >> 2,
153 		.mac_type = ATH12K_HAL_SRNG_PMAC,
154 		.ring_dir = HAL_SRNG_DIR_SRC,
155 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
156 	},
157 	[HAL_RXDMA_MONITOR_STATUS] = { 0, },
158 	[HAL_RXDMA_MONITOR_DESC] = { 0, },
159 	[HAL_RXDMA_DIR_BUF] = {
160 		.start_ring_id = HAL_SRNG_RING_ID_RXDMA_DIR_BUF,
161 		.max_rings = 2,
162 		.entry_size = 8 >> 2, /* TODO: Define the struct */
163 		.mac_type = ATH12K_HAL_SRNG_PMAC,
164 		.ring_dir = HAL_SRNG_DIR_SRC,
165 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
166 	},
167 	[HAL_PPE2TCL] = {
168 		.start_ring_id = HAL_SRNG_RING_ID_PPE2TCL1,
169 		.max_rings = 1,
170 		.entry_size = sizeof(struct hal_tcl_entrance_from_ppe_ring) >> 2,
171 		.mac_type = ATH12K_HAL_SRNG_PMAC,
172 		.ring_dir = HAL_SRNG_DIR_SRC,
173 		.max_size = HAL_SW2TCL1_RING_BASE_MSB_RING_SIZE,
174 	},
175 	[HAL_PPE_RELEASE] = {
176 		.start_ring_id = HAL_SRNG_RING_ID_WBM_PPE_RELEASE,
177 		.max_rings = 1,
178 		.entry_size = sizeof(struct hal_wbm_release_ring) >> 2,
179 		.mac_type = ATH12K_HAL_SRNG_PMAC,
180 		.ring_dir = HAL_SRNG_DIR_SRC,
181 		.max_size = HAL_WBM2PPE_RELEASE_RING_BASE_MSB_RING_SIZE,
182 	},
183 	[HAL_TX_MONITOR_BUF] = {
184 		.start_ring_id = HAL_SRNG_SW2TXMON_BUF0,
185 		.max_rings = 1,
186 		.entry_size = sizeof(struct hal_mon_buf_ring) >> 2,
187 		.mac_type = ATH12K_HAL_SRNG_PMAC,
188 		.ring_dir = HAL_SRNG_DIR_SRC,
189 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
190 	},
191 	[HAL_RXDMA_MONITOR_DST] = {
192 		.start_ring_id = HAL_SRNG_RING_ID_WMAC1_SW2RXMON_BUF0,
193 		.max_rings = 1,
194 		.entry_size = sizeof(struct hal_mon_dest_desc) >> 2,
195 		.mac_type = ATH12K_HAL_SRNG_PMAC,
196 		.ring_dir = HAL_SRNG_DIR_DST,
197 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
198 	},
199 	[HAL_TX_MONITOR_DST] = {
200 		.start_ring_id = HAL_SRNG_RING_ID_WMAC1_TXMON2SW0_BUF0,
201 		.max_rings = 1,
202 		.entry_size = sizeof(struct hal_mon_dest_desc) >> 2,
203 		.mac_type = ATH12K_HAL_SRNG_PMAC,
204 		.ring_dir = HAL_SRNG_DIR_DST,
205 		.max_size = HAL_RXDMA_RING_MAX_SIZE_BE,
206 	}
207 };
208 
209 static const struct ath12k_hal_tcl_to_wbm_rbm_map
210 ath12k_hal_qcn9274_tcl_to_wbm_rbm_map[DP_TCL_NUM_RING_MAX] = {
211 	{
212 		.wbm_ring_num = 0,
213 		.rbm_id = HAL_RX_BUF_RBM_SW0_BM,
214 	},
215 	{
216 		.wbm_ring_num = 1,
217 		.rbm_id = HAL_RX_BUF_RBM_SW1_BM,
218 	},
219 	{
220 		.wbm_ring_num = 2,
221 		.rbm_id = HAL_RX_BUF_RBM_SW2_BM,
222 	},
223 	{
224 		.wbm_ring_num = 4,
225 		.rbm_id = HAL_RX_BUF_RBM_SW4_BM,
226 	}
227 };
228 
229 static const struct ath12k_hal_tcl_to_wbm_rbm_map
230 ath12k_hal_wcn7850_tcl_to_wbm_rbm_map[DP_TCL_NUM_RING_MAX] = {
231 	{
232 		.wbm_ring_num = 0,
233 		.rbm_id = HAL_RX_BUF_RBM_SW0_BM,
234 	},
235 	{
236 		.wbm_ring_num = 2,
237 		.rbm_id = HAL_RX_BUF_RBM_SW2_BM,
238 	},
239 	{
240 		.wbm_ring_num = 4,
241 		.rbm_id = HAL_RX_BUF_RBM_SW4_BM,
242 	},
243 };
244 
ath12k_hal_reo1_ring_id_offset(struct ath12k_base * ab)245 static unsigned int ath12k_hal_reo1_ring_id_offset(struct ath12k_base *ab)
246 {
247 	return HAL_REO1_RING_ID(ab) - HAL_REO1_RING_BASE_LSB(ab);
248 }
249 
ath12k_hal_reo1_ring_msi1_base_lsb_offset(struct ath12k_base * ab)250 static unsigned int ath12k_hal_reo1_ring_msi1_base_lsb_offset(struct ath12k_base *ab)
251 {
252 	return HAL_REO1_RING_MSI1_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
253 }
254 
ath12k_hal_reo1_ring_msi1_base_msb_offset(struct ath12k_base * ab)255 static unsigned int ath12k_hal_reo1_ring_msi1_base_msb_offset(struct ath12k_base *ab)
256 {
257 	return HAL_REO1_RING_MSI1_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
258 }
259 
ath12k_hal_reo1_ring_msi1_data_offset(struct ath12k_base * ab)260 static unsigned int ath12k_hal_reo1_ring_msi1_data_offset(struct ath12k_base *ab)
261 {
262 	return HAL_REO1_RING_MSI1_DATA(ab) - HAL_REO1_RING_BASE_LSB(ab);
263 }
264 
ath12k_hal_reo1_ring_base_msb_offset(struct ath12k_base * ab)265 static unsigned int ath12k_hal_reo1_ring_base_msb_offset(struct ath12k_base *ab)
266 {
267 	return HAL_REO1_RING_BASE_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
268 }
269 
ath12k_hal_reo1_ring_producer_int_setup_offset(struct ath12k_base * ab)270 static unsigned int ath12k_hal_reo1_ring_producer_int_setup_offset(struct ath12k_base *ab)
271 {
272 	return HAL_REO1_RING_PRODUCER_INT_SETUP(ab) - HAL_REO1_RING_BASE_LSB(ab);
273 }
274 
ath12k_hal_reo1_ring_hp_addr_lsb_offset(struct ath12k_base * ab)275 static unsigned int ath12k_hal_reo1_ring_hp_addr_lsb_offset(struct ath12k_base *ab)
276 {
277 	return HAL_REO1_RING_HP_ADDR_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
278 }
279 
ath12k_hal_reo1_ring_hp_addr_msb_offset(struct ath12k_base * ab)280 static unsigned int ath12k_hal_reo1_ring_hp_addr_msb_offset(struct ath12k_base *ab)
281 {
282 	return HAL_REO1_RING_HP_ADDR_MSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
283 }
284 
ath12k_hal_reo1_ring_misc_offset(struct ath12k_base * ab)285 static unsigned int ath12k_hal_reo1_ring_misc_offset(struct ath12k_base *ab)
286 {
287 	return HAL_REO1_RING_MISC(ab) - HAL_REO1_RING_BASE_LSB(ab);
288 }
289 
ath12k_hw_qcn9274_rx_desc_get_first_msdu(struct hal_rx_desc * desc)290 static bool ath12k_hw_qcn9274_rx_desc_get_first_msdu(struct hal_rx_desc *desc)
291 {
292 	return !!le16_get_bits(desc->u.qcn9274.msdu_end.info5,
293 			       RX_MSDU_END_INFO5_FIRST_MSDU);
294 }
295 
ath12k_hw_qcn9274_rx_desc_get_last_msdu(struct hal_rx_desc * desc)296 static bool ath12k_hw_qcn9274_rx_desc_get_last_msdu(struct hal_rx_desc *desc)
297 {
298 	return !!le16_get_bits(desc->u.qcn9274.msdu_end.info5,
299 			       RX_MSDU_END_INFO5_LAST_MSDU);
300 }
301 
ath12k_hw_qcn9274_rx_desc_get_l3_pad_bytes(struct hal_rx_desc * desc)302 static u8 ath12k_hw_qcn9274_rx_desc_get_l3_pad_bytes(struct hal_rx_desc *desc)
303 {
304 	return le16_get_bits(desc->u.qcn9274.msdu_end.info5,
305 			     RX_MSDU_END_INFO5_L3_HDR_PADDING);
306 }
307 
ath12k_hw_qcn9274_rx_desc_encrypt_valid(struct hal_rx_desc * desc)308 static bool ath12k_hw_qcn9274_rx_desc_encrypt_valid(struct hal_rx_desc *desc)
309 {
310 	return !!le32_get_bits(desc->u.qcn9274.mpdu_start.info4,
311 			       RX_MPDU_START_INFO4_ENCRYPT_INFO_VALID);
312 }
313 
ath12k_hw_qcn9274_rx_desc_get_encrypt_type(struct hal_rx_desc * desc)314 static u32 ath12k_hw_qcn9274_rx_desc_get_encrypt_type(struct hal_rx_desc *desc)
315 {
316 	return le32_get_bits(desc->u.qcn9274.mpdu_start.info2,
317 			     RX_MPDU_START_INFO2_ENC_TYPE);
318 }
319 
ath12k_hw_qcn9274_rx_desc_get_decap_type(struct hal_rx_desc * desc)320 static u8 ath12k_hw_qcn9274_rx_desc_get_decap_type(struct hal_rx_desc *desc)
321 {
322 	return le32_get_bits(desc->u.qcn9274.msdu_end.info11,
323 			     RX_MSDU_END_INFO11_DECAP_FORMAT);
324 }
325 
ath12k_hw_qcn9274_rx_desc_get_mesh_ctl(struct hal_rx_desc * desc)326 static u8 ath12k_hw_qcn9274_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc)
327 {
328 	return le32_get_bits(desc->u.qcn9274.msdu_end.info11,
329 			     RX_MSDU_END_INFO11_MESH_CTRL_PRESENT);
330 }
331 
ath12k_hw_qcn9274_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc * desc)332 static bool ath12k_hw_qcn9274_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc)
333 {
334 	return !!le32_get_bits(desc->u.qcn9274.mpdu_start.info4,
335 			       RX_MPDU_START_INFO4_MPDU_SEQ_CTRL_VALID);
336 }
337 
ath12k_hw_qcn9274_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc * desc)338 static bool ath12k_hw_qcn9274_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc *desc)
339 {
340 	return !!le32_get_bits(desc->u.qcn9274.mpdu_start.info4,
341 			       RX_MPDU_START_INFO4_MPDU_FCTRL_VALID);
342 }
343 
ath12k_hw_qcn9274_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc * desc)344 static u16 ath12k_hw_qcn9274_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc *desc)
345 {
346 	return le32_get_bits(desc->u.qcn9274.mpdu_start.info4,
347 			     RX_MPDU_START_INFO4_MPDU_SEQ_NUM);
348 }
349 
ath12k_hw_qcn9274_rx_desc_get_msdu_len(struct hal_rx_desc * desc)350 static u16 ath12k_hw_qcn9274_rx_desc_get_msdu_len(struct hal_rx_desc *desc)
351 {
352 	return le32_get_bits(desc->u.qcn9274.msdu_end.info10,
353 			     RX_MSDU_END_INFO10_MSDU_LENGTH);
354 }
355 
ath12k_hw_qcn9274_rx_desc_get_msdu_sgi(struct hal_rx_desc * desc)356 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_sgi(struct hal_rx_desc *desc)
357 {
358 	return le32_get_bits(desc->u.qcn9274.msdu_end.info12,
359 			     RX_MSDU_END_INFO12_SGI);
360 }
361 
ath12k_hw_qcn9274_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc * desc)362 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc *desc)
363 {
364 	return le32_get_bits(desc->u.qcn9274.msdu_end.info12,
365 			     RX_MSDU_END_INFO12_RATE_MCS);
366 }
367 
ath12k_hw_qcn9274_rx_desc_get_msdu_rx_bw(struct hal_rx_desc * desc)368 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_rx_bw(struct hal_rx_desc *desc)
369 {
370 	return le32_get_bits(desc->u.qcn9274.msdu_end.info12,
371 			     RX_MSDU_END_INFO12_RECV_BW);
372 }
373 
ath12k_hw_qcn9274_rx_desc_get_msdu_freq(struct hal_rx_desc * desc)374 static u32 ath12k_hw_qcn9274_rx_desc_get_msdu_freq(struct hal_rx_desc *desc)
375 {
376 	return __le32_to_cpu(desc->u.qcn9274.msdu_end.phy_meta_data);
377 }
378 
ath12k_hw_qcn9274_rx_desc_get_msdu_pkt_type(struct hal_rx_desc * desc)379 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_pkt_type(struct hal_rx_desc *desc)
380 {
381 	return le32_get_bits(desc->u.qcn9274.msdu_end.info12,
382 			     RX_MSDU_END_INFO12_PKT_TYPE);
383 }
384 
ath12k_hw_qcn9274_rx_desc_get_msdu_nss(struct hal_rx_desc * desc)385 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_nss(struct hal_rx_desc *desc)
386 {
387 	return le32_get_bits(desc->u.qcn9274.msdu_end.info12,
388 			     RX_MSDU_END_QCN9274_INFO12_MIMO_SS_BITMAP);
389 }
390 
ath12k_hw_qcn9274_rx_desc_get_mpdu_tid(struct hal_rx_desc * desc)391 static u8 ath12k_hw_qcn9274_rx_desc_get_mpdu_tid(struct hal_rx_desc *desc)
392 {
393 	return le16_get_bits(desc->u.qcn9274.msdu_end.info5,
394 			    RX_MSDU_END_QCN9274_INFO5_TID);
395 }
396 
ath12k_hw_qcn9274_rx_desc_get_mpdu_peer_id(struct hal_rx_desc * desc)397 static u16 ath12k_hw_qcn9274_rx_desc_get_mpdu_peer_id(struct hal_rx_desc *desc)
398 {
399 	return __le16_to_cpu(desc->u.qcn9274.mpdu_start.sw_peer_id);
400 }
401 
ath12k_hw_qcn9274_rx_desc_copy_end_tlv(struct hal_rx_desc * fdesc,struct hal_rx_desc * ldesc)402 static void ath12k_hw_qcn9274_rx_desc_copy_end_tlv(struct hal_rx_desc *fdesc,
403 						   struct hal_rx_desc *ldesc)
404 {
405 	memcpy(&fdesc->u.qcn9274.msdu_end, &ldesc->u.qcn9274.msdu_end,
406 	       sizeof(struct rx_msdu_end_qcn9274));
407 }
408 
ath12k_hw_qcn9274_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc * desc)409 static u32 ath12k_hw_qcn9274_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc *desc)
410 {
411 	return __le16_to_cpu(desc->u.qcn9274.mpdu_start.phy_ppdu_id);
412 }
413 
ath12k_hw_qcn9274_rx_desc_set_msdu_len(struct hal_rx_desc * desc,u16 len)414 static void ath12k_hw_qcn9274_rx_desc_set_msdu_len(struct hal_rx_desc *desc, u16 len)
415 {
416 	u32 info = __le32_to_cpu(desc->u.qcn9274.msdu_end.info10);
417 
418 	info &= ~RX_MSDU_END_INFO10_MSDU_LENGTH;
419 	info |= u32_encode_bits(len, RX_MSDU_END_INFO10_MSDU_LENGTH);
420 
421 	desc->u.qcn9274.msdu_end.info10 = __cpu_to_le32(info);
422 }
423 
ath12k_hw_qcn9274_rx_desc_get_msdu_payload(struct hal_rx_desc * desc)424 static u8 *ath12k_hw_qcn9274_rx_desc_get_msdu_payload(struct hal_rx_desc *desc)
425 {
426 	return &desc->u.qcn9274.msdu_payload[0];
427 }
428 
ath12k_hw_qcn9274_rx_desc_get_mpdu_start_offset(void)429 static u32 ath12k_hw_qcn9274_rx_desc_get_mpdu_start_offset(void)
430 {
431 	return offsetof(struct hal_rx_desc_qcn9274, mpdu_start);
432 }
433 
ath12k_hw_qcn9274_rx_desc_get_msdu_end_offset(void)434 static u32 ath12k_hw_qcn9274_rx_desc_get_msdu_end_offset(void)
435 {
436 	return offsetof(struct hal_rx_desc_qcn9274, msdu_end);
437 }
438 
ath12k_hw_qcn9274_rx_desc_mac_addr2_valid(struct hal_rx_desc * desc)439 static bool ath12k_hw_qcn9274_rx_desc_mac_addr2_valid(struct hal_rx_desc *desc)
440 {
441 	return __le32_to_cpu(desc->u.qcn9274.mpdu_start.info4) &
442 	       RX_MPDU_START_INFO4_MAC_ADDR2_VALID;
443 }
444 
ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2(struct hal_rx_desc * desc)445 static u8 *ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc)
446 {
447 	return desc->u.qcn9274.mpdu_start.addr2;
448 }
449 
ath12k_hw_qcn9274_rx_desc_is_da_mcbc(struct hal_rx_desc * desc)450 static bool ath12k_hw_qcn9274_rx_desc_is_da_mcbc(struct hal_rx_desc *desc)
451 {
452 	return __le32_to_cpu(desc->u.qcn9274.mpdu_start.info6) &
453 	       RX_MPDU_START_INFO6_MCAST_BCAST;
454 }
455 
ath12k_hw_qcn9274_rx_desc_get_dot11_hdr(struct hal_rx_desc * desc,struct ieee80211_hdr * hdr)456 static void ath12k_hw_qcn9274_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc,
457 						    struct ieee80211_hdr *hdr)
458 {
459 	hdr->frame_control = desc->u.qcn9274.mpdu_start.frame_ctrl;
460 	hdr->duration_id = desc->u.qcn9274.mpdu_start.duration;
461 	ether_addr_copy(hdr->addr1, desc->u.qcn9274.mpdu_start.addr1);
462 	ether_addr_copy(hdr->addr2, desc->u.qcn9274.mpdu_start.addr2);
463 	ether_addr_copy(hdr->addr3, desc->u.qcn9274.mpdu_start.addr3);
464 	if (__le32_to_cpu(desc->u.qcn9274.mpdu_start.info4) &
465 			RX_MPDU_START_INFO4_MAC_ADDR4_VALID) {
466 		ether_addr_copy(hdr->addr4, desc->u.qcn9274.mpdu_start.addr4);
467 	}
468 	hdr->seq_ctrl = desc->u.qcn9274.mpdu_start.seq_ctrl;
469 }
470 
ath12k_hw_qcn9274_rx_desc_get_crypto_hdr(struct hal_rx_desc * desc,u8 * crypto_hdr,enum hal_encrypt_type enctype)471 static void ath12k_hw_qcn9274_rx_desc_get_crypto_hdr(struct hal_rx_desc *desc,
472 						     u8 *crypto_hdr,
473 						     enum hal_encrypt_type enctype)
474 {
475 	unsigned int key_id;
476 
477 	switch (enctype) {
478 	case HAL_ENCRYPT_TYPE_OPEN:
479 		return;
480 	case HAL_ENCRYPT_TYPE_TKIP_NO_MIC:
481 	case HAL_ENCRYPT_TYPE_TKIP_MIC:
482 		crypto_hdr[0] =
483 			HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274.mpdu_start.pn[0]);
484 		crypto_hdr[1] = 0;
485 		crypto_hdr[2] =
486 			HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274.mpdu_start.pn[0]);
487 		break;
488 	case HAL_ENCRYPT_TYPE_CCMP_128:
489 	case HAL_ENCRYPT_TYPE_CCMP_256:
490 	case HAL_ENCRYPT_TYPE_GCMP_128:
491 	case HAL_ENCRYPT_TYPE_AES_GCMP_256:
492 		crypto_hdr[0] =
493 			HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274.mpdu_start.pn[0]);
494 		crypto_hdr[1] =
495 			HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274.mpdu_start.pn[0]);
496 		crypto_hdr[2] = 0;
497 		break;
498 	case HAL_ENCRYPT_TYPE_WEP_40:
499 	case HAL_ENCRYPT_TYPE_WEP_104:
500 	case HAL_ENCRYPT_TYPE_WEP_128:
501 	case HAL_ENCRYPT_TYPE_WAPI_GCM_SM4:
502 	case HAL_ENCRYPT_TYPE_WAPI:
503 		return;
504 	}
505 	key_id = le32_get_bits(desc->u.qcn9274.mpdu_start.info5,
506 			       RX_MPDU_START_INFO5_KEY_ID);
507 	crypto_hdr[3] = 0x20 | (key_id << 6);
508 	crypto_hdr[4] = HAL_RX_MPDU_INFO_PN_GET_BYTE3(desc->u.qcn9274.mpdu_start.pn[0]);
509 	crypto_hdr[5] = HAL_RX_MPDU_INFO_PN_GET_BYTE4(desc->u.qcn9274.mpdu_start.pn[0]);
510 	crypto_hdr[6] = HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274.mpdu_start.pn[1]);
511 	crypto_hdr[7] = HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274.mpdu_start.pn[1]);
512 }
513 
ath12k_hw_qcn9274_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc * desc)514 static u16 ath12k_hw_qcn9274_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc *desc)
515 {
516 	return __le16_to_cpu(desc->u.qcn9274.mpdu_start.frame_ctrl);
517 }
518 
ath12k_hal_srng_create_config_qcn9274(struct ath12k_base * ab)519 static int ath12k_hal_srng_create_config_qcn9274(struct ath12k_base *ab)
520 {
521 	struct ath12k_hal *hal = &ab->hal;
522 	struct hal_srng_config *s;
523 
524 	hal->srng_config = kmemdup(hw_srng_config_template,
525 				   sizeof(hw_srng_config_template),
526 				   GFP_KERNEL);
527 	if (!hal->srng_config)
528 		return -ENOMEM;
529 
530 	s = &hal->srng_config[HAL_REO_DST];
531 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_BASE_LSB(ab);
532 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_HP;
533 	s->reg_size[0] = HAL_REO2_RING_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
534 	s->reg_size[1] = HAL_REO2_RING_HP - HAL_REO1_RING_HP;
535 
536 	s = &hal->srng_config[HAL_REO_EXCEPTION];
537 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_SW0_RING_BASE_LSB(ab);
538 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_SW0_RING_HP;
539 
540 	s = &hal->srng_config[HAL_REO_REINJECT];
541 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_BASE_LSB(ab);
542 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_HP;
543 	s->reg_size[0] = HAL_SW2REO1_RING_BASE_LSB(ab) - HAL_SW2REO_RING_BASE_LSB(ab);
544 	s->reg_size[1] = HAL_SW2REO1_RING_HP - HAL_SW2REO_RING_HP;
545 
546 	s = &hal->srng_config[HAL_REO_CMD];
547 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_RING_BASE_LSB(ab);
548 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_HP;
549 
550 	s = &hal->srng_config[HAL_REO_STATUS];
551 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_RING_BASE_LSB(ab);
552 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_HP;
553 
554 	s = &hal->srng_config[HAL_TCL_DATA];
555 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_BASE_LSB;
556 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_HP;
557 	s->reg_size[0] = HAL_TCL2_RING_BASE_LSB - HAL_TCL1_RING_BASE_LSB;
558 	s->reg_size[1] = HAL_TCL2_RING_HP - HAL_TCL1_RING_HP;
559 
560 	s = &hal->srng_config[HAL_TCL_CMD];
561 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_BASE_LSB(ab);
562 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_HP;
563 
564 	s = &hal->srng_config[HAL_TCL_STATUS];
565 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_BASE_LSB(ab);
566 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_HP;
567 
568 	s = &hal->srng_config[HAL_CE_SRC];
569 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_SRC_REG + HAL_CE_DST_RING_BASE_LSB;
570 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_SRC_REG + HAL_CE_DST_RING_HP;
571 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_SRC_REG -
572 		HAL_SEQ_WCSS_UMAC_CE0_SRC_REG;
573 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_SRC_REG -
574 		HAL_SEQ_WCSS_UMAC_CE0_SRC_REG;
575 
576 	s = &hal->srng_config[HAL_CE_DST];
577 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_RING_BASE_LSB;
578 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_RING_HP;
579 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
580 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
581 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
582 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
583 
584 	s = &hal->srng_config[HAL_CE_DST_STATUS];
585 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG +
586 		HAL_CE_DST_STATUS_RING_BASE_LSB;
587 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_STATUS_RING_HP;
588 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
589 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
590 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
591 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
592 
593 	s = &hal->srng_config[HAL_WBM_IDLE_LINK];
594 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_IDLE_LINK_RING_BASE_LSB(ab);
595 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_IDLE_LINK_RING_HP;
596 
597 	s = &hal->srng_config[HAL_SW2WBM_RELEASE];
598 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG +
599 		HAL_WBM_SW_RELEASE_RING_BASE_LSB(ab);
600 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_SW_RELEASE_RING_HP;
601 	s->reg_size[0] = HAL_WBM_SW1_RELEASE_RING_BASE_LSB(ab) -
602 			 HAL_WBM_SW_RELEASE_RING_BASE_LSB(ab);
603 	s->reg_size[1] = HAL_WBM_SW1_RELEASE_RING_HP - HAL_WBM_SW_RELEASE_RING_HP;
604 
605 	s = &hal->srng_config[HAL_WBM2SW_RELEASE];
606 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM0_RELEASE_RING_BASE_LSB(ab);
607 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM0_RELEASE_RING_HP;
608 	s->reg_size[0] = HAL_WBM1_RELEASE_RING_BASE_LSB(ab) -
609 		HAL_WBM0_RELEASE_RING_BASE_LSB(ab);
610 	s->reg_size[1] = HAL_WBM1_RELEASE_RING_HP - HAL_WBM0_RELEASE_RING_HP;
611 
612 	/* Some LMAC rings are not accessed from the host:
613 	 * RXDMA_BUG, RXDMA_DST, RXDMA_MONITOR_BUF, RXDMA_MONITOR_STATUS,
614 	 * RXDMA_MONITOR_DST, RXDMA_MONITOR_DESC, RXDMA_DIR_BUF_SRC,
615 	 * RXDMA_RX_MONITOR_BUF, TX_MONITOR_BUF, TX_MONITOR_DST, SW2RXDMA
616 	 */
617 	s = &hal->srng_config[HAL_PPE2TCL];
618 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_PPE2TCL1_RING_BASE_LSB;
619 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_PPE2TCL1_RING_HP;
620 
621 	s = &hal->srng_config[HAL_PPE_RELEASE];
622 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG +
623 				HAL_WBM_PPE_RELEASE_RING_BASE_LSB(ab);
624 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_PPE_RELEASE_RING_HP;
625 
626 	return 0;
627 }
628 
ath12k_hal_qcn9274_rx_mpdu_start_wmask_get(void)629 static u16 ath12k_hal_qcn9274_rx_mpdu_start_wmask_get(void)
630 {
631 	return QCN9274_MPDU_START_WMASK;
632 }
633 
ath12k_hal_qcn9274_rx_msdu_end_wmask_get(void)634 static u32 ath12k_hal_qcn9274_rx_msdu_end_wmask_get(void)
635 {
636 	return QCN9274_MSDU_END_WMASK;
637 }
638 
ath12k_hal_qcn9274_get_hal_rx_compact_ops(void)639 static const struct hal_rx_ops *ath12k_hal_qcn9274_get_hal_rx_compact_ops(void)
640 {
641 	return &hal_rx_qcn9274_compact_ops;
642 }
643 
ath12k_hw_qcn9274_dp_rx_h_msdu_done(struct hal_rx_desc * desc)644 static bool ath12k_hw_qcn9274_dp_rx_h_msdu_done(struct hal_rx_desc *desc)
645 {
646 	return !!le32_get_bits(desc->u.qcn9274.msdu_end.info14,
647 			       RX_MSDU_END_INFO14_MSDU_DONE);
648 }
649 
ath12k_hw_qcn9274_dp_rx_h_l4_cksum_fail(struct hal_rx_desc * desc)650 static bool ath12k_hw_qcn9274_dp_rx_h_l4_cksum_fail(struct hal_rx_desc *desc)
651 {
652 	return !!le32_get_bits(desc->u.qcn9274.msdu_end.info13,
653 			       RX_MSDU_END_INFO13_TCP_UDP_CKSUM_FAIL);
654 }
655 
ath12k_hw_qcn9274_dp_rx_h_ip_cksum_fail(struct hal_rx_desc * desc)656 static bool ath12k_hw_qcn9274_dp_rx_h_ip_cksum_fail(struct hal_rx_desc *desc)
657 {
658 	return !!le32_get_bits(desc->u.qcn9274.msdu_end.info13,
659 			       RX_MSDU_END_INFO13_IP_CKSUM_FAIL);
660 }
661 
ath12k_hw_qcn9274_dp_rx_h_is_decrypted(struct hal_rx_desc * desc)662 static bool ath12k_hw_qcn9274_dp_rx_h_is_decrypted(struct hal_rx_desc *desc)
663 {
664 	return (le32_get_bits(desc->u.qcn9274.msdu_end.info14,
665 			      RX_MSDU_END_INFO14_DECRYPT_STATUS_CODE) ==
666 			      RX_DESC_DECRYPT_STATUS_CODE_OK);
667 }
668 
ath12k_hw_qcn9274_dp_rx_h_mpdu_err(struct hal_rx_desc * desc)669 static u32 ath12k_hw_qcn9274_dp_rx_h_mpdu_err(struct hal_rx_desc *desc)
670 {
671 	u32 info = __le32_to_cpu(desc->u.qcn9274.msdu_end.info13);
672 	u32 errmap = 0;
673 
674 	if (info & RX_MSDU_END_INFO13_FCS_ERR)
675 		errmap |= HAL_RX_MPDU_ERR_FCS;
676 
677 	if (info & RX_MSDU_END_INFO13_DECRYPT_ERR)
678 		errmap |= HAL_RX_MPDU_ERR_DECRYPT;
679 
680 	if (info & RX_MSDU_END_INFO13_TKIP_MIC_ERR)
681 		errmap |= HAL_RX_MPDU_ERR_TKIP_MIC;
682 
683 	if (info & RX_MSDU_END_INFO13_A_MSDU_ERROR)
684 		errmap |= HAL_RX_MPDU_ERR_AMSDU_ERR;
685 
686 	if (info & RX_MSDU_END_INFO13_OVERFLOW_ERR)
687 		errmap |= HAL_RX_MPDU_ERR_OVERFLOW;
688 
689 	if (info & RX_MSDU_END_INFO13_MSDU_LEN_ERR)
690 		errmap |= HAL_RX_MPDU_ERR_MSDU_LEN;
691 
692 	if (info & RX_MSDU_END_INFO13_MPDU_LEN_ERR)
693 		errmap |= HAL_RX_MPDU_ERR_MPDU_LEN;
694 
695 	return errmap;
696 }
697 
ath12k_hw_qcn9274_get_rx_desc_size(void)698 static u32 ath12k_hw_qcn9274_get_rx_desc_size(void)
699 {
700 	return sizeof(struct hal_rx_desc_qcn9274);
701 }
702 
ath12k_hw_qcn9274_rx_desc_get_msdu_src_link(struct hal_rx_desc * desc)703 static u8 ath12k_hw_qcn9274_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc)
704 {
705 	return 0;
706 }
707 
708 const struct hal_rx_ops hal_rx_qcn9274_ops = {
709 	.rx_desc_get_first_msdu = ath12k_hw_qcn9274_rx_desc_get_first_msdu,
710 	.rx_desc_get_last_msdu = ath12k_hw_qcn9274_rx_desc_get_last_msdu,
711 	.rx_desc_get_l3_pad_bytes = ath12k_hw_qcn9274_rx_desc_get_l3_pad_bytes,
712 	.rx_desc_encrypt_valid = ath12k_hw_qcn9274_rx_desc_encrypt_valid,
713 	.rx_desc_get_encrypt_type = ath12k_hw_qcn9274_rx_desc_get_encrypt_type,
714 	.rx_desc_get_decap_type = ath12k_hw_qcn9274_rx_desc_get_decap_type,
715 	.rx_desc_get_mesh_ctl = ath12k_hw_qcn9274_rx_desc_get_mesh_ctl,
716 	.rx_desc_get_mpdu_seq_ctl_vld = ath12k_hw_qcn9274_rx_desc_get_mpdu_seq_ctl_vld,
717 	.rx_desc_get_mpdu_fc_valid = ath12k_hw_qcn9274_rx_desc_get_mpdu_fc_valid,
718 	.rx_desc_get_mpdu_start_seq_no = ath12k_hw_qcn9274_rx_desc_get_mpdu_start_seq_no,
719 	.rx_desc_get_msdu_len = ath12k_hw_qcn9274_rx_desc_get_msdu_len,
720 	.rx_desc_get_msdu_sgi = ath12k_hw_qcn9274_rx_desc_get_msdu_sgi,
721 	.rx_desc_get_msdu_rate_mcs = ath12k_hw_qcn9274_rx_desc_get_msdu_rate_mcs,
722 	.rx_desc_get_msdu_rx_bw = ath12k_hw_qcn9274_rx_desc_get_msdu_rx_bw,
723 	.rx_desc_get_msdu_freq = ath12k_hw_qcn9274_rx_desc_get_msdu_freq,
724 	.rx_desc_get_msdu_pkt_type = ath12k_hw_qcn9274_rx_desc_get_msdu_pkt_type,
725 	.rx_desc_get_msdu_nss = ath12k_hw_qcn9274_rx_desc_get_msdu_nss,
726 	.rx_desc_get_mpdu_tid = ath12k_hw_qcn9274_rx_desc_get_mpdu_tid,
727 	.rx_desc_get_mpdu_peer_id = ath12k_hw_qcn9274_rx_desc_get_mpdu_peer_id,
728 	.rx_desc_copy_end_tlv = ath12k_hw_qcn9274_rx_desc_copy_end_tlv,
729 	.rx_desc_get_mpdu_ppdu_id = ath12k_hw_qcn9274_rx_desc_get_mpdu_ppdu_id,
730 	.rx_desc_set_msdu_len = ath12k_hw_qcn9274_rx_desc_set_msdu_len,
731 	.rx_desc_get_msdu_payload = ath12k_hw_qcn9274_rx_desc_get_msdu_payload,
732 	.rx_desc_get_mpdu_start_offset = ath12k_hw_qcn9274_rx_desc_get_mpdu_start_offset,
733 	.rx_desc_get_msdu_end_offset = ath12k_hw_qcn9274_rx_desc_get_msdu_end_offset,
734 	.rx_desc_mac_addr2_valid = ath12k_hw_qcn9274_rx_desc_mac_addr2_valid,
735 	.rx_desc_mpdu_start_addr2 = ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2,
736 	.rx_desc_is_da_mcbc = ath12k_hw_qcn9274_rx_desc_is_da_mcbc,
737 	.rx_desc_get_dot11_hdr = ath12k_hw_qcn9274_rx_desc_get_dot11_hdr,
738 	.rx_desc_get_crypto_header = ath12k_hw_qcn9274_rx_desc_get_crypto_hdr,
739 	.rx_desc_get_mpdu_frame_ctl = ath12k_hw_qcn9274_rx_desc_get_mpdu_frame_ctl,
740 	.dp_rx_h_msdu_done = ath12k_hw_qcn9274_dp_rx_h_msdu_done,
741 	.dp_rx_h_l4_cksum_fail = ath12k_hw_qcn9274_dp_rx_h_l4_cksum_fail,
742 	.dp_rx_h_ip_cksum_fail = ath12k_hw_qcn9274_dp_rx_h_ip_cksum_fail,
743 	.dp_rx_h_is_decrypted = ath12k_hw_qcn9274_dp_rx_h_is_decrypted,
744 	.dp_rx_h_mpdu_err = ath12k_hw_qcn9274_dp_rx_h_mpdu_err,
745 	.rx_desc_get_desc_size = ath12k_hw_qcn9274_get_rx_desc_size,
746 	.rx_desc_get_msdu_src_link_id = ath12k_hw_qcn9274_rx_desc_get_msdu_src_link,
747 };
748 
ath12k_hw_qcn9274_compact_rx_desc_get_first_msdu(struct hal_rx_desc * desc)749 static bool ath12k_hw_qcn9274_compact_rx_desc_get_first_msdu(struct hal_rx_desc *desc)
750 {
751 	return !!le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5,
752 			       RX_MSDU_END_INFO5_FIRST_MSDU);
753 }
754 
ath12k_hw_qcn9274_compact_rx_desc_get_last_msdu(struct hal_rx_desc * desc)755 static bool ath12k_hw_qcn9274_compact_rx_desc_get_last_msdu(struct hal_rx_desc *desc)
756 {
757 	return !!le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5,
758 			       RX_MSDU_END_INFO5_LAST_MSDU);
759 }
760 
ath12k_hw_qcn9274_compact_rx_desc_get_l3_pad_bytes(struct hal_rx_desc * desc)761 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_l3_pad_bytes(struct hal_rx_desc *desc)
762 {
763 	return le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5,
764 			     RX_MSDU_END_INFO5_L3_HDR_PADDING);
765 }
766 
ath12k_hw_qcn9274_compact_rx_desc_encrypt_valid(struct hal_rx_desc * desc)767 static bool ath12k_hw_qcn9274_compact_rx_desc_encrypt_valid(struct hal_rx_desc *desc)
768 {
769 	return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4,
770 			       RX_MPDU_START_INFO4_ENCRYPT_INFO_VALID);
771 }
772 
ath12k_hw_qcn9274_compact_rx_desc_get_encrypt_type(struct hal_rx_desc * desc)773 static u32 ath12k_hw_qcn9274_compact_rx_desc_get_encrypt_type(struct hal_rx_desc *desc)
774 {
775 	return le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info2,
776 			     RX_MPDU_START_INFO2_ENC_TYPE);
777 }
778 
ath12k_hw_qcn9274_compact_rx_desc_get_decap_type(struct hal_rx_desc * desc)779 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_decap_type(struct hal_rx_desc *desc)
780 {
781 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info11,
782 			     RX_MSDU_END_INFO11_DECAP_FORMAT);
783 }
784 
ath12k_hw_qcn9274_compact_rx_desc_get_mesh_ctl(struct hal_rx_desc * desc)785 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc)
786 {
787 	return le32_get_bits(desc->u.qcn9274.msdu_end.info11,
788 			     RX_MSDU_END_INFO11_MESH_CTRL_PRESENT);
789 }
790 
791 static bool
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc * desc)792 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc)
793 {
794 	return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4,
795 			       RX_MPDU_START_INFO4_MPDU_SEQ_CTRL_VALID);
796 }
797 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc * desc)798 static bool ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc *desc)
799 {
800 	return !!le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4,
801 			       RX_MPDU_START_INFO4_MPDU_FCTRL_VALID);
802 }
803 
804 static u16
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc * desc)805 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc *desc)
806 {
807 	return le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info4,
808 			     RX_MPDU_START_INFO4_MPDU_SEQ_NUM);
809 }
810 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_len(struct hal_rx_desc * desc)811 static u16 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_len(struct hal_rx_desc *desc)
812 {
813 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info10,
814 			     RX_MSDU_END_INFO10_MSDU_LENGTH);
815 }
816 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_sgi(struct hal_rx_desc * desc)817 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_sgi(struct hal_rx_desc *desc)
818 {
819 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12,
820 			     RX_MSDU_END_INFO12_SGI);
821 }
822 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc * desc)823 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc *desc)
824 {
825 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12,
826 			     RX_MSDU_END_INFO12_RATE_MCS);
827 }
828 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rx_bw(struct hal_rx_desc * desc)829 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rx_bw(struct hal_rx_desc *desc)
830 {
831 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12,
832 			     RX_MSDU_END_INFO12_RECV_BW);
833 }
834 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_freq(struct hal_rx_desc * desc)835 static u32 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_freq(struct hal_rx_desc *desc)
836 {
837 	return __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.phy_meta_data);
838 }
839 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_pkt_type(struct hal_rx_desc * desc)840 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_pkt_type(struct hal_rx_desc *desc)
841 {
842 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12,
843 			     RX_MSDU_END_INFO12_PKT_TYPE);
844 }
845 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_nss(struct hal_rx_desc * desc)846 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_nss(struct hal_rx_desc *desc)
847 {
848 	return le32_get_bits(desc->u.qcn9274_compact.msdu_end.info12,
849 			     RX_MSDU_END_QCN9274_INFO12_MIMO_SS_BITMAP);
850 }
851 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_tid(struct hal_rx_desc * desc)852 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_tid(struct hal_rx_desc *desc)
853 {
854 	return le16_get_bits(desc->u.qcn9274_compact.msdu_end.info5,
855 			     RX_MSDU_END_QCN9274_INFO5_TID);
856 }
857 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_peer_id(struct hal_rx_desc * desc)858 static u16 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_peer_id(struct hal_rx_desc *desc)
859 {
860 	return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.sw_peer_id);
861 }
862 
ath12k_hw_qcn9274_compact_rx_desc_copy_end_tlv(struct hal_rx_desc * fdesc,struct hal_rx_desc * ldesc)863 static void ath12k_hw_qcn9274_compact_rx_desc_copy_end_tlv(struct hal_rx_desc *fdesc,
864 							   struct hal_rx_desc *ldesc)
865 {
866 	fdesc->u.qcn9274_compact.msdu_end = ldesc->u.qcn9274_compact.msdu_end;
867 }
868 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc * desc)869 static u32 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc *desc)
870 {
871 	return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.phy_ppdu_id);
872 }
873 
874 static void
ath12k_hw_qcn9274_compact_rx_desc_set_msdu_len(struct hal_rx_desc * desc,u16 len)875 ath12k_hw_qcn9274_compact_rx_desc_set_msdu_len(struct hal_rx_desc *desc, u16 len)
876 {
877 	u32 info = __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.info10);
878 
879 	info = u32_replace_bits(info, len, RX_MSDU_END_INFO10_MSDU_LENGTH);
880 	desc->u.qcn9274_compact.msdu_end.info10 = __cpu_to_le32(info);
881 }
882 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_payload(struct hal_rx_desc * desc)883 static u8 *ath12k_hw_qcn9274_compact_rx_desc_get_msdu_payload(struct hal_rx_desc *desc)
884 {
885 	return &desc->u.qcn9274_compact.msdu_payload[0];
886 }
887 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_offset(void)888 static u32 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_offset(void)
889 {
890 	return offsetof(struct hal_rx_desc_qcn9274_compact, mpdu_start);
891 }
892 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_end_offset(void)893 static u32 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_end_offset(void)
894 {
895 	return offsetof(struct hal_rx_desc_qcn9274_compact, msdu_end);
896 }
897 
ath12k_hw_qcn9274_compact_rx_desc_mac_addr2_valid(struct hal_rx_desc * desc)898 static bool ath12k_hw_qcn9274_compact_rx_desc_mac_addr2_valid(struct hal_rx_desc *desc)
899 {
900 	return __le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info4) &
901 			     RX_MPDU_START_INFO4_MAC_ADDR2_VALID;
902 }
903 
ath12k_hw_qcn9274_compact_rx_desc_mpdu_start_addr2(struct hal_rx_desc * desc)904 static u8 *ath12k_hw_qcn9274_compact_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc)
905 {
906 	return desc->u.qcn9274_compact.mpdu_start.addr2;
907 }
908 
ath12k_hw_qcn9274_compact_rx_desc_is_da_mcbc(struct hal_rx_desc * desc)909 static bool ath12k_hw_qcn9274_compact_rx_desc_is_da_mcbc(struct hal_rx_desc *desc)
910 {
911 	return __le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info6) &
912 	       RX_MPDU_START_INFO6_MCAST_BCAST;
913 }
914 
ath12k_hw_qcn9274_compact_rx_desc_get_dot11_hdr(struct hal_rx_desc * desc,struct ieee80211_hdr * hdr)915 static void ath12k_hw_qcn9274_compact_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc,
916 							    struct ieee80211_hdr *hdr)
917 {
918 	hdr->frame_control = desc->u.qcn9274_compact.mpdu_start.frame_ctrl;
919 	hdr->duration_id = desc->u.qcn9274_compact.mpdu_start.duration;
920 	ether_addr_copy(hdr->addr1, desc->u.qcn9274_compact.mpdu_start.addr1);
921 	ether_addr_copy(hdr->addr2, desc->u.qcn9274_compact.mpdu_start.addr2);
922 	ether_addr_copy(hdr->addr3, desc->u.qcn9274_compact.mpdu_start.addr3);
923 	if (__le32_to_cpu(desc->u.qcn9274_compact.mpdu_start.info4) &
924 			RX_MPDU_START_INFO4_MAC_ADDR4_VALID) {
925 		ether_addr_copy(hdr->addr4, desc->u.qcn9274_compact.mpdu_start.addr4);
926 	}
927 	hdr->seq_ctrl = desc->u.qcn9274_compact.mpdu_start.seq_ctrl;
928 }
929 
930 static void
ath12k_hw_qcn9274_compact_rx_desc_get_crypto_hdr(struct hal_rx_desc * desc,u8 * crypto_hdr,enum hal_encrypt_type enctype)931 ath12k_hw_qcn9274_compact_rx_desc_get_crypto_hdr(struct hal_rx_desc *desc,
932 						 u8 *crypto_hdr,
933 						 enum hal_encrypt_type enctype)
934 {
935 	unsigned int key_id;
936 
937 	switch (enctype) {
938 	case HAL_ENCRYPT_TYPE_OPEN:
939 		return;
940 	case HAL_ENCRYPT_TYPE_TKIP_NO_MIC:
941 	case HAL_ENCRYPT_TYPE_TKIP_MIC:
942 		crypto_hdr[0] =
943 		HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[0]);
944 		crypto_hdr[1] = 0;
945 		crypto_hdr[2] =
946 		HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[0]);
947 		break;
948 	case HAL_ENCRYPT_TYPE_CCMP_128:
949 	case HAL_ENCRYPT_TYPE_CCMP_256:
950 	case HAL_ENCRYPT_TYPE_GCMP_128:
951 	case HAL_ENCRYPT_TYPE_AES_GCMP_256:
952 		crypto_hdr[0] =
953 		HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[0]);
954 		crypto_hdr[1] =
955 		HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[0]);
956 		crypto_hdr[2] = 0;
957 		break;
958 	case HAL_ENCRYPT_TYPE_WEP_40:
959 	case HAL_ENCRYPT_TYPE_WEP_104:
960 	case HAL_ENCRYPT_TYPE_WEP_128:
961 	case HAL_ENCRYPT_TYPE_WAPI_GCM_SM4:
962 	case HAL_ENCRYPT_TYPE_WAPI:
963 		return;
964 	}
965 	key_id = le32_get_bits(desc->u.qcn9274_compact.mpdu_start.info5,
966 			       RX_MPDU_START_INFO5_KEY_ID);
967 	crypto_hdr[3] = 0x20 | (key_id << 6);
968 	crypto_hdr[4] =
969 		HAL_RX_MPDU_INFO_PN_GET_BYTE3(desc->u.qcn9274_compact.mpdu_start.pn[0]);
970 	crypto_hdr[5] =
971 		HAL_RX_MPDU_INFO_PN_GET_BYTE4(desc->u.qcn9274_compact.mpdu_start.pn[0]);
972 	crypto_hdr[6] =
973 		HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.qcn9274_compact.mpdu_start.pn[1]);
974 	crypto_hdr[7] =
975 		HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.qcn9274_compact.mpdu_start.pn[1]);
976 }
977 
ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc * desc)978 static u16 ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc *desc)
979 {
980 	return __le16_to_cpu(desc->u.qcn9274_compact.mpdu_start.frame_ctrl);
981 }
982 
ath12k_hw_qcn9274_compact_dp_rx_h_msdu_done(struct hal_rx_desc * desc)983 static bool ath12k_hw_qcn9274_compact_dp_rx_h_msdu_done(struct hal_rx_desc *desc)
984 {
985 	return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info14,
986 			       RX_MSDU_END_INFO14_MSDU_DONE);
987 }
988 
ath12k_hw_qcn9274_compact_dp_rx_h_l4_cksum_fail(struct hal_rx_desc * desc)989 static bool ath12k_hw_qcn9274_compact_dp_rx_h_l4_cksum_fail(struct hal_rx_desc *desc)
990 {
991 	return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info13,
992 			       RX_MSDU_END_INFO13_TCP_UDP_CKSUM_FAIL);
993 }
994 
ath12k_hw_qcn9274_compact_dp_rx_h_ip_cksum_fail(struct hal_rx_desc * desc)995 static bool ath12k_hw_qcn9274_compact_dp_rx_h_ip_cksum_fail(struct hal_rx_desc *desc)
996 {
997 	return !!le32_get_bits(desc->u.qcn9274_compact.msdu_end.info13,
998 			       RX_MSDU_END_INFO13_IP_CKSUM_FAIL);
999 }
1000 
ath12k_hw_qcn9274_compact_dp_rx_h_is_decrypted(struct hal_rx_desc * desc)1001 static bool ath12k_hw_qcn9274_compact_dp_rx_h_is_decrypted(struct hal_rx_desc *desc)
1002 {
1003 	return (le32_get_bits(desc->u.qcn9274_compact.msdu_end.info14,
1004 			      RX_MSDU_END_INFO14_DECRYPT_STATUS_CODE) ==
1005 			RX_DESC_DECRYPT_STATUS_CODE_OK);
1006 }
1007 
ath12k_hw_qcn9274_compact_dp_rx_h_mpdu_err(struct hal_rx_desc * desc)1008 static u32 ath12k_hw_qcn9274_compact_dp_rx_h_mpdu_err(struct hal_rx_desc *desc)
1009 {
1010 	u32 info = __le32_to_cpu(desc->u.qcn9274_compact.msdu_end.info13);
1011 	u32 errmap = 0;
1012 
1013 	if (info & RX_MSDU_END_INFO13_FCS_ERR)
1014 		errmap |= HAL_RX_MPDU_ERR_FCS;
1015 
1016 	if (info & RX_MSDU_END_INFO13_DECRYPT_ERR)
1017 		errmap |= HAL_RX_MPDU_ERR_DECRYPT;
1018 
1019 	if (info & RX_MSDU_END_INFO13_TKIP_MIC_ERR)
1020 		errmap |= HAL_RX_MPDU_ERR_TKIP_MIC;
1021 
1022 	if (info & RX_MSDU_END_INFO13_A_MSDU_ERROR)
1023 		errmap |= HAL_RX_MPDU_ERR_AMSDU_ERR;
1024 
1025 	if (info & RX_MSDU_END_INFO13_OVERFLOW_ERR)
1026 		errmap |= HAL_RX_MPDU_ERR_OVERFLOW;
1027 
1028 	if (info & RX_MSDU_END_INFO13_MSDU_LEN_ERR)
1029 		errmap |= HAL_RX_MPDU_ERR_MSDU_LEN;
1030 
1031 	if (info & RX_MSDU_END_INFO13_MPDU_LEN_ERR)
1032 		errmap |= HAL_RX_MPDU_ERR_MPDU_LEN;
1033 
1034 	return errmap;
1035 }
1036 
ath12k_hw_qcn9274_compact_get_rx_desc_size(void)1037 static u32 ath12k_hw_qcn9274_compact_get_rx_desc_size(void)
1038 {
1039 	return sizeof(struct hal_rx_desc_qcn9274_compact);
1040 }
1041 
ath12k_hw_qcn9274_compact_rx_desc_get_msdu_src_link(struct hal_rx_desc * desc)1042 static u8 ath12k_hw_qcn9274_compact_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc)
1043 {
1044 	return le64_get_bits(desc->u.qcn9274_compact.msdu_end.msdu_end_tag,
1045 			     RX_MSDU_END_64_TLV_SRC_LINK_ID);
1046 }
1047 
1048 const struct hal_rx_ops hal_rx_qcn9274_compact_ops = {
1049 	.rx_desc_get_first_msdu = ath12k_hw_qcn9274_compact_rx_desc_get_first_msdu,
1050 	.rx_desc_get_last_msdu = ath12k_hw_qcn9274_compact_rx_desc_get_last_msdu,
1051 	.rx_desc_get_l3_pad_bytes = ath12k_hw_qcn9274_compact_rx_desc_get_l3_pad_bytes,
1052 	.rx_desc_encrypt_valid = ath12k_hw_qcn9274_compact_rx_desc_encrypt_valid,
1053 	.rx_desc_get_encrypt_type = ath12k_hw_qcn9274_compact_rx_desc_get_encrypt_type,
1054 	.rx_desc_get_decap_type = ath12k_hw_qcn9274_compact_rx_desc_get_decap_type,
1055 	.rx_desc_get_mesh_ctl = ath12k_hw_qcn9274_compact_rx_desc_get_mesh_ctl,
1056 	.rx_desc_get_mpdu_seq_ctl_vld =
1057 		ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_seq_ctl_vld,
1058 	.rx_desc_get_mpdu_fc_valid = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_fc_valid,
1059 	.rx_desc_get_mpdu_start_seq_no =
1060 		ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_seq_no,
1061 	.rx_desc_get_msdu_len = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_len,
1062 	.rx_desc_get_msdu_sgi = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_sgi,
1063 	.rx_desc_get_msdu_rate_mcs = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rate_mcs,
1064 	.rx_desc_get_msdu_rx_bw = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_rx_bw,
1065 	.rx_desc_get_msdu_freq = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_freq,
1066 	.rx_desc_get_msdu_pkt_type = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_pkt_type,
1067 	.rx_desc_get_msdu_nss = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_nss,
1068 	.rx_desc_get_mpdu_tid = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_tid,
1069 	.rx_desc_get_mpdu_peer_id = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_peer_id,
1070 	.rx_desc_copy_end_tlv = ath12k_hw_qcn9274_compact_rx_desc_copy_end_tlv,
1071 	.rx_desc_get_mpdu_ppdu_id = ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_ppdu_id,
1072 	.rx_desc_set_msdu_len = ath12k_hw_qcn9274_compact_rx_desc_set_msdu_len,
1073 	.rx_desc_get_msdu_payload = ath12k_hw_qcn9274_compact_rx_desc_get_msdu_payload,
1074 	.rx_desc_get_mpdu_start_offset =
1075 		ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_start_offset,
1076 	.rx_desc_get_msdu_end_offset =
1077 		ath12k_hw_qcn9274_compact_rx_desc_get_msdu_end_offset,
1078 	.rx_desc_mac_addr2_valid = ath12k_hw_qcn9274_compact_rx_desc_mac_addr2_valid,
1079 	.rx_desc_mpdu_start_addr2 = ath12k_hw_qcn9274_compact_rx_desc_mpdu_start_addr2,
1080 	.rx_desc_is_da_mcbc = ath12k_hw_qcn9274_compact_rx_desc_is_da_mcbc,
1081 	.rx_desc_get_dot11_hdr = ath12k_hw_qcn9274_compact_rx_desc_get_dot11_hdr,
1082 	.rx_desc_get_crypto_header = ath12k_hw_qcn9274_compact_rx_desc_get_crypto_hdr,
1083 	.rx_desc_get_mpdu_frame_ctl =
1084 		ath12k_hw_qcn9274_compact_rx_desc_get_mpdu_frame_ctl,
1085 	.dp_rx_h_msdu_done = ath12k_hw_qcn9274_compact_dp_rx_h_msdu_done,
1086 	.dp_rx_h_l4_cksum_fail = ath12k_hw_qcn9274_compact_dp_rx_h_l4_cksum_fail,
1087 	.dp_rx_h_ip_cksum_fail = ath12k_hw_qcn9274_compact_dp_rx_h_ip_cksum_fail,
1088 	.dp_rx_h_is_decrypted = ath12k_hw_qcn9274_compact_dp_rx_h_is_decrypted,
1089 	.dp_rx_h_mpdu_err = ath12k_hw_qcn9274_compact_dp_rx_h_mpdu_err,
1090 	.rx_desc_get_desc_size = ath12k_hw_qcn9274_compact_get_rx_desc_size,
1091 	.rx_desc_get_msdu_src_link_id =
1092 		ath12k_hw_qcn9274_compact_rx_desc_get_msdu_src_link,
1093 };
1094 
1095 const struct hal_ops hal_qcn9274_ops = {
1096 	.create_srng_config = ath12k_hal_srng_create_config_qcn9274,
1097 	.tcl_to_wbm_rbm_map = ath12k_hal_qcn9274_tcl_to_wbm_rbm_map,
1098 	.rxdma_ring_wmask_rx_mpdu_start = ath12k_hal_qcn9274_rx_mpdu_start_wmask_get,
1099 	.rxdma_ring_wmask_rx_msdu_end = ath12k_hal_qcn9274_rx_msdu_end_wmask_get,
1100 	.get_hal_rx_compact_ops = ath12k_hal_qcn9274_get_hal_rx_compact_ops,
1101 };
1102 
ath12k_hw_wcn7850_rx_desc_get_first_msdu(struct hal_rx_desc * desc)1103 static bool ath12k_hw_wcn7850_rx_desc_get_first_msdu(struct hal_rx_desc *desc)
1104 {
1105 	return !!le16_get_bits(desc->u.wcn7850.msdu_end.info5,
1106 			       RX_MSDU_END_INFO5_FIRST_MSDU);
1107 }
1108 
ath12k_hw_wcn7850_rx_desc_get_last_msdu(struct hal_rx_desc * desc)1109 static bool ath12k_hw_wcn7850_rx_desc_get_last_msdu(struct hal_rx_desc *desc)
1110 {
1111 	return !!le16_get_bits(desc->u.wcn7850.msdu_end.info5,
1112 			       RX_MSDU_END_INFO5_LAST_MSDU);
1113 }
1114 
ath12k_hw_wcn7850_rx_desc_get_l3_pad_bytes(struct hal_rx_desc * desc)1115 static u8 ath12k_hw_wcn7850_rx_desc_get_l3_pad_bytes(struct hal_rx_desc *desc)
1116 {
1117 	return le16_get_bits(desc->u.wcn7850.msdu_end.info5,
1118 			    RX_MSDU_END_INFO5_L3_HDR_PADDING);
1119 }
1120 
ath12k_hw_wcn7850_rx_desc_encrypt_valid(struct hal_rx_desc * desc)1121 static bool ath12k_hw_wcn7850_rx_desc_encrypt_valid(struct hal_rx_desc *desc)
1122 {
1123 	return !!le32_get_bits(desc->u.wcn7850.mpdu_start.info4,
1124 			       RX_MPDU_START_INFO4_ENCRYPT_INFO_VALID);
1125 }
1126 
ath12k_hw_wcn7850_rx_desc_get_encrypt_type(struct hal_rx_desc * desc)1127 static u32 ath12k_hw_wcn7850_rx_desc_get_encrypt_type(struct hal_rx_desc *desc)
1128 {
1129 	return le32_get_bits(desc->u.wcn7850.mpdu_start.info2,
1130 			     RX_MPDU_START_INFO2_ENC_TYPE);
1131 }
1132 
ath12k_hw_wcn7850_rx_desc_get_decap_type(struct hal_rx_desc * desc)1133 static u8 ath12k_hw_wcn7850_rx_desc_get_decap_type(struct hal_rx_desc *desc)
1134 {
1135 	return le32_get_bits(desc->u.wcn7850.msdu_end.info11,
1136 			     RX_MSDU_END_INFO11_DECAP_FORMAT);
1137 }
1138 
ath12k_hw_wcn7850_rx_desc_get_mesh_ctl(struct hal_rx_desc * desc)1139 static u8 ath12k_hw_wcn7850_rx_desc_get_mesh_ctl(struct hal_rx_desc *desc)
1140 {
1141 	return le32_get_bits(desc->u.wcn7850.msdu_end.info11,
1142 			     RX_MSDU_END_INFO11_MESH_CTRL_PRESENT);
1143 }
1144 
ath12k_hw_wcn7850_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc * desc)1145 static bool ath12k_hw_wcn7850_rx_desc_get_mpdu_seq_ctl_vld(struct hal_rx_desc *desc)
1146 {
1147 	return !!le32_get_bits(desc->u.wcn7850.mpdu_start.info4,
1148 			       RX_MPDU_START_INFO4_MPDU_SEQ_CTRL_VALID);
1149 }
1150 
ath12k_hw_wcn7850_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc * desc)1151 static bool ath12k_hw_wcn7850_rx_desc_get_mpdu_fc_valid(struct hal_rx_desc *desc)
1152 {
1153 	return !!le32_get_bits(desc->u.wcn7850.mpdu_start.info4,
1154 			       RX_MPDU_START_INFO4_MPDU_FCTRL_VALID);
1155 }
1156 
ath12k_hw_wcn7850_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc * desc)1157 static u16 ath12k_hw_wcn7850_rx_desc_get_mpdu_start_seq_no(struct hal_rx_desc *desc)
1158 {
1159 	return le32_get_bits(desc->u.wcn7850.mpdu_start.info4,
1160 			     RX_MPDU_START_INFO4_MPDU_SEQ_NUM);
1161 }
1162 
ath12k_hw_wcn7850_rx_desc_get_msdu_len(struct hal_rx_desc * desc)1163 static u16 ath12k_hw_wcn7850_rx_desc_get_msdu_len(struct hal_rx_desc *desc)
1164 {
1165 	return le32_get_bits(desc->u.wcn7850.msdu_end.info10,
1166 			     RX_MSDU_END_INFO10_MSDU_LENGTH);
1167 }
1168 
ath12k_hw_wcn7850_rx_desc_get_msdu_sgi(struct hal_rx_desc * desc)1169 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_sgi(struct hal_rx_desc *desc)
1170 {
1171 	return le32_get_bits(desc->u.wcn7850.msdu_end.info12,
1172 			     RX_MSDU_END_INFO12_SGI);
1173 }
1174 
ath12k_hw_wcn7850_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc * desc)1175 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_rate_mcs(struct hal_rx_desc *desc)
1176 {
1177 	return le32_get_bits(desc->u.wcn7850.msdu_end.info12,
1178 			     RX_MSDU_END_INFO12_RATE_MCS);
1179 }
1180 
ath12k_hw_wcn7850_rx_desc_get_msdu_rx_bw(struct hal_rx_desc * desc)1181 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_rx_bw(struct hal_rx_desc *desc)
1182 {
1183 	return le32_get_bits(desc->u.wcn7850.msdu_end.info12,
1184 			     RX_MSDU_END_INFO12_RECV_BW);
1185 }
1186 
ath12k_hw_wcn7850_rx_desc_get_msdu_freq(struct hal_rx_desc * desc)1187 static u32 ath12k_hw_wcn7850_rx_desc_get_msdu_freq(struct hal_rx_desc *desc)
1188 {
1189 	return __le32_to_cpu(desc->u.wcn7850.msdu_end.phy_meta_data);
1190 }
1191 
ath12k_hw_wcn7850_rx_desc_get_msdu_pkt_type(struct hal_rx_desc * desc)1192 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_pkt_type(struct hal_rx_desc *desc)
1193 {
1194 	return le32_get_bits(desc->u.wcn7850.msdu_end.info12,
1195 			     RX_MSDU_END_INFO12_PKT_TYPE);
1196 }
1197 
ath12k_hw_wcn7850_rx_desc_get_msdu_nss(struct hal_rx_desc * desc)1198 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_nss(struct hal_rx_desc *desc)
1199 {
1200 	return le32_get_bits(desc->u.wcn7850.msdu_end.info12,
1201 			     RX_MSDU_END_WCN7850_INFO12_MIMO_SS_BITMAP);
1202 }
1203 
ath12k_hw_wcn7850_rx_desc_get_mpdu_tid(struct hal_rx_desc * desc)1204 static u8 ath12k_hw_wcn7850_rx_desc_get_mpdu_tid(struct hal_rx_desc *desc)
1205 {
1206 	return le32_get_bits(desc->u.wcn7850.mpdu_start.info2,
1207 			     RX_MPDU_START_INFO2_TID);
1208 }
1209 
ath12k_hw_wcn7850_rx_desc_get_mpdu_peer_id(struct hal_rx_desc * desc)1210 static u16 ath12k_hw_wcn7850_rx_desc_get_mpdu_peer_id(struct hal_rx_desc *desc)
1211 {
1212 	return __le16_to_cpu(desc->u.wcn7850.mpdu_start.sw_peer_id);
1213 }
1214 
ath12k_hw_wcn7850_rx_desc_copy_end_tlv(struct hal_rx_desc * fdesc,struct hal_rx_desc * ldesc)1215 static void ath12k_hw_wcn7850_rx_desc_copy_end_tlv(struct hal_rx_desc *fdesc,
1216 						   struct hal_rx_desc *ldesc)
1217 {
1218 	memcpy(&fdesc->u.wcn7850.msdu_end, &ldesc->u.wcn7850.msdu_end,
1219 	       sizeof(struct rx_msdu_end_wcn7850));
1220 }
1221 
ath12k_hw_wcn7850_rx_desc_get_mpdu_start_tag(struct hal_rx_desc * desc)1222 static u32 ath12k_hw_wcn7850_rx_desc_get_mpdu_start_tag(struct hal_rx_desc *desc)
1223 {
1224 	return le64_get_bits(desc->u.wcn7850.mpdu_start_tag,
1225 			    HAL_TLV_HDR_TAG);
1226 }
1227 
ath12k_hw_wcn7850_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc * desc)1228 static u32 ath12k_hw_wcn7850_rx_desc_get_mpdu_ppdu_id(struct hal_rx_desc *desc)
1229 {
1230 	return __le16_to_cpu(desc->u.wcn7850.mpdu_start.phy_ppdu_id);
1231 }
1232 
ath12k_hw_wcn7850_rx_desc_set_msdu_len(struct hal_rx_desc * desc,u16 len)1233 static void ath12k_hw_wcn7850_rx_desc_set_msdu_len(struct hal_rx_desc *desc, u16 len)
1234 {
1235 	u32 info = __le32_to_cpu(desc->u.wcn7850.msdu_end.info10);
1236 
1237 	info &= ~RX_MSDU_END_INFO10_MSDU_LENGTH;
1238 	info |= u32_encode_bits(len, RX_MSDU_END_INFO10_MSDU_LENGTH);
1239 
1240 	desc->u.wcn7850.msdu_end.info10 = __cpu_to_le32(info);
1241 }
1242 
ath12k_hw_wcn7850_rx_desc_get_msdu_payload(struct hal_rx_desc * desc)1243 static u8 *ath12k_hw_wcn7850_rx_desc_get_msdu_payload(struct hal_rx_desc *desc)
1244 {
1245 	return &desc->u.wcn7850.msdu_payload[0];
1246 }
1247 
ath12k_hw_wcn7850_rx_desc_get_mpdu_start_offset(void)1248 static u32 ath12k_hw_wcn7850_rx_desc_get_mpdu_start_offset(void)
1249 {
1250 	return offsetof(struct hal_rx_desc_wcn7850, mpdu_start_tag);
1251 }
1252 
ath12k_hw_wcn7850_rx_desc_get_msdu_end_offset(void)1253 static u32 ath12k_hw_wcn7850_rx_desc_get_msdu_end_offset(void)
1254 {
1255 	return offsetof(struct hal_rx_desc_wcn7850, msdu_end_tag);
1256 }
1257 
ath12k_hw_wcn7850_rx_desc_mac_addr2_valid(struct hal_rx_desc * desc)1258 static bool ath12k_hw_wcn7850_rx_desc_mac_addr2_valid(struct hal_rx_desc *desc)
1259 {
1260 	return __le32_to_cpu(desc->u.wcn7850.mpdu_start.info4) &
1261 	       RX_MPDU_START_INFO4_MAC_ADDR2_VALID;
1262 }
1263 
ath12k_hw_wcn7850_rx_desc_mpdu_start_addr2(struct hal_rx_desc * desc)1264 static u8 *ath12k_hw_wcn7850_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc)
1265 {
1266 	return desc->u.wcn7850.mpdu_start.addr2;
1267 }
1268 
ath12k_hw_wcn7850_rx_desc_is_da_mcbc(struct hal_rx_desc * desc)1269 static bool ath12k_hw_wcn7850_rx_desc_is_da_mcbc(struct hal_rx_desc *desc)
1270 {
1271 	return __le32_to_cpu(desc->u.wcn7850.msdu_end.info13) &
1272 	       RX_MSDU_END_INFO13_MCAST_BCAST;
1273 }
1274 
ath12k_hw_wcn7850_rx_desc_get_dot11_hdr(struct hal_rx_desc * desc,struct ieee80211_hdr * hdr)1275 static void ath12k_hw_wcn7850_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc,
1276 						    struct ieee80211_hdr *hdr)
1277 {
1278 	hdr->frame_control = desc->u.wcn7850.mpdu_start.frame_ctrl;
1279 	hdr->duration_id = desc->u.wcn7850.mpdu_start.duration;
1280 	ether_addr_copy(hdr->addr1, desc->u.wcn7850.mpdu_start.addr1);
1281 	ether_addr_copy(hdr->addr2, desc->u.wcn7850.mpdu_start.addr2);
1282 	ether_addr_copy(hdr->addr3, desc->u.wcn7850.mpdu_start.addr3);
1283 	if (__le32_to_cpu(desc->u.wcn7850.mpdu_start.info4) &
1284 			RX_MPDU_START_INFO4_MAC_ADDR4_VALID) {
1285 		ether_addr_copy(hdr->addr4, desc->u.wcn7850.mpdu_start.addr4);
1286 	}
1287 	hdr->seq_ctrl = desc->u.wcn7850.mpdu_start.seq_ctrl;
1288 }
1289 
ath12k_hw_wcn7850_rx_desc_get_crypto_hdr(struct hal_rx_desc * desc,u8 * crypto_hdr,enum hal_encrypt_type enctype)1290 static void ath12k_hw_wcn7850_rx_desc_get_crypto_hdr(struct hal_rx_desc *desc,
1291 						     u8 *crypto_hdr,
1292 						     enum hal_encrypt_type enctype)
1293 {
1294 	unsigned int key_id;
1295 
1296 	switch (enctype) {
1297 	case HAL_ENCRYPT_TYPE_OPEN:
1298 		return;
1299 	case HAL_ENCRYPT_TYPE_TKIP_NO_MIC:
1300 	case HAL_ENCRYPT_TYPE_TKIP_MIC:
1301 		crypto_hdr[0] =
1302 			HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.wcn7850.mpdu_start.pn[0]);
1303 		crypto_hdr[1] = 0;
1304 		crypto_hdr[2] =
1305 			HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.wcn7850.mpdu_start.pn[0]);
1306 		break;
1307 	case HAL_ENCRYPT_TYPE_CCMP_128:
1308 	case HAL_ENCRYPT_TYPE_CCMP_256:
1309 	case HAL_ENCRYPT_TYPE_GCMP_128:
1310 	case HAL_ENCRYPT_TYPE_AES_GCMP_256:
1311 		crypto_hdr[0] =
1312 			HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.wcn7850.mpdu_start.pn[0]);
1313 		crypto_hdr[1] =
1314 			HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.wcn7850.mpdu_start.pn[0]);
1315 		crypto_hdr[2] = 0;
1316 		break;
1317 	case HAL_ENCRYPT_TYPE_WEP_40:
1318 	case HAL_ENCRYPT_TYPE_WEP_104:
1319 	case HAL_ENCRYPT_TYPE_WEP_128:
1320 	case HAL_ENCRYPT_TYPE_WAPI_GCM_SM4:
1321 	case HAL_ENCRYPT_TYPE_WAPI:
1322 		return;
1323 	}
1324 	key_id = u32_get_bits(__le32_to_cpu(desc->u.wcn7850.mpdu_start.info5),
1325 			      RX_MPDU_START_INFO5_KEY_ID);
1326 	crypto_hdr[3] = 0x20 | (key_id << 6);
1327 	crypto_hdr[4] = HAL_RX_MPDU_INFO_PN_GET_BYTE3(desc->u.wcn7850.mpdu_start.pn[0]);
1328 	crypto_hdr[5] = HAL_RX_MPDU_INFO_PN_GET_BYTE4(desc->u.wcn7850.mpdu_start.pn[0]);
1329 	crypto_hdr[6] = HAL_RX_MPDU_INFO_PN_GET_BYTE1(desc->u.wcn7850.mpdu_start.pn[1]);
1330 	crypto_hdr[7] = HAL_RX_MPDU_INFO_PN_GET_BYTE2(desc->u.wcn7850.mpdu_start.pn[1]);
1331 }
1332 
ath12k_hw_wcn7850_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc * desc)1333 static u16 ath12k_hw_wcn7850_rx_desc_get_mpdu_frame_ctl(struct hal_rx_desc *desc)
1334 {
1335 	return __le16_to_cpu(desc->u.wcn7850.mpdu_start.frame_ctrl);
1336 }
1337 
ath12k_hal_srng_create_config_wcn7850(struct ath12k_base * ab)1338 static int ath12k_hal_srng_create_config_wcn7850(struct ath12k_base *ab)
1339 {
1340 	struct ath12k_hal *hal = &ab->hal;
1341 	struct hal_srng_config *s;
1342 
1343 	hal->srng_config = kmemdup(hw_srng_config_template,
1344 				   sizeof(hw_srng_config_template),
1345 				   GFP_KERNEL);
1346 	if (!hal->srng_config)
1347 		return -ENOMEM;
1348 
1349 	s = &hal->srng_config[HAL_REO_DST];
1350 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_BASE_LSB(ab);
1351 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO1_RING_HP;
1352 	s->reg_size[0] = HAL_REO2_RING_BASE_LSB(ab) - HAL_REO1_RING_BASE_LSB(ab);
1353 	s->reg_size[1] = HAL_REO2_RING_HP - HAL_REO1_RING_HP;
1354 
1355 	s = &hal->srng_config[HAL_REO_EXCEPTION];
1356 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_SW0_RING_BASE_LSB(ab);
1357 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_SW0_RING_HP;
1358 
1359 	s = &hal->srng_config[HAL_REO_REINJECT];
1360 	s->max_rings = 1;
1361 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_BASE_LSB(ab);
1362 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_SW2REO_RING_HP;
1363 
1364 	s = &hal->srng_config[HAL_REO_CMD];
1365 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_RING_BASE_LSB(ab);
1366 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_CMD_HP;
1367 
1368 	s = &hal->srng_config[HAL_REO_STATUS];
1369 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_RING_BASE_LSB(ab);
1370 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_REO_REG + HAL_REO_STATUS_HP;
1371 
1372 	s = &hal->srng_config[HAL_TCL_DATA];
1373 	s->max_rings = 5;
1374 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_BASE_LSB;
1375 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL1_RING_HP;
1376 	s->reg_size[0] = HAL_TCL2_RING_BASE_LSB - HAL_TCL1_RING_BASE_LSB;
1377 	s->reg_size[1] = HAL_TCL2_RING_HP - HAL_TCL1_RING_HP;
1378 
1379 	s = &hal->srng_config[HAL_TCL_CMD];
1380 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_BASE_LSB(ab);
1381 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_RING_HP;
1382 
1383 	s = &hal->srng_config[HAL_TCL_STATUS];
1384 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_BASE_LSB(ab);
1385 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_TCL_REG + HAL_TCL_STATUS_RING_HP;
1386 
1387 	s = &hal->srng_config[HAL_CE_SRC];
1388 	s->max_rings = 12;
1389 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_SRC_REG + HAL_CE_DST_RING_BASE_LSB;
1390 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_SRC_REG + HAL_CE_DST_RING_HP;
1391 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_SRC_REG -
1392 		HAL_SEQ_WCSS_UMAC_CE0_SRC_REG;
1393 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_SRC_REG -
1394 		HAL_SEQ_WCSS_UMAC_CE0_SRC_REG;
1395 
1396 	s = &hal->srng_config[HAL_CE_DST];
1397 	s->max_rings = 12;
1398 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_RING_BASE_LSB;
1399 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_RING_HP;
1400 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
1401 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
1402 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
1403 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
1404 
1405 	s = &hal->srng_config[HAL_CE_DST_STATUS];
1406 	s->max_rings = 12;
1407 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG +
1408 		HAL_CE_DST_STATUS_RING_BASE_LSB;
1409 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_CE0_DST_REG + HAL_CE_DST_STATUS_RING_HP;
1410 	s->reg_size[0] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
1411 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
1412 	s->reg_size[1] = HAL_SEQ_WCSS_UMAC_CE1_DST_REG -
1413 		HAL_SEQ_WCSS_UMAC_CE0_DST_REG;
1414 
1415 	s = &hal->srng_config[HAL_WBM_IDLE_LINK];
1416 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_IDLE_LINK_RING_BASE_LSB(ab);
1417 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_IDLE_LINK_RING_HP;
1418 
1419 	s = &hal->srng_config[HAL_SW2WBM_RELEASE];
1420 	s->max_rings = 1;
1421 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG +
1422 		HAL_WBM_SW_RELEASE_RING_BASE_LSB(ab);
1423 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_SW_RELEASE_RING_HP;
1424 
1425 	s = &hal->srng_config[HAL_WBM2SW_RELEASE];
1426 	s->reg_start[0] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM0_RELEASE_RING_BASE_LSB(ab);
1427 	s->reg_start[1] = HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM0_RELEASE_RING_HP;
1428 	s->reg_size[0] = HAL_WBM1_RELEASE_RING_BASE_LSB(ab) -
1429 		HAL_WBM0_RELEASE_RING_BASE_LSB(ab);
1430 	s->reg_size[1] = HAL_WBM1_RELEASE_RING_HP - HAL_WBM0_RELEASE_RING_HP;
1431 
1432 	s = &hal->srng_config[HAL_RXDMA_BUF];
1433 	s->max_rings = 2;
1434 	s->mac_type = ATH12K_HAL_SRNG_PMAC;
1435 
1436 	s = &hal->srng_config[HAL_RXDMA_DST];
1437 	s->max_rings = 1;
1438 	s->entry_size = sizeof(struct hal_reo_entrance_ring) >> 2;
1439 
1440 	/* below rings are not used */
1441 	s = &hal->srng_config[HAL_RXDMA_DIR_BUF];
1442 	s->max_rings = 0;
1443 
1444 	s = &hal->srng_config[HAL_PPE2TCL];
1445 	s->max_rings = 0;
1446 
1447 	s = &hal->srng_config[HAL_PPE_RELEASE];
1448 	s->max_rings = 0;
1449 
1450 	s = &hal->srng_config[HAL_TX_MONITOR_BUF];
1451 	s->max_rings = 0;
1452 
1453 	s = &hal->srng_config[HAL_TX_MONITOR_DST];
1454 	s->max_rings = 0;
1455 
1456 	s = &hal->srng_config[HAL_PPE2TCL];
1457 	s->max_rings = 0;
1458 
1459 	return 0;
1460 }
1461 
ath12k_hw_wcn7850_dp_rx_h_msdu_done(struct hal_rx_desc * desc)1462 static bool ath12k_hw_wcn7850_dp_rx_h_msdu_done(struct hal_rx_desc *desc)
1463 {
1464 	return !!le32_get_bits(desc->u.wcn7850.msdu_end.info14,
1465 			       RX_MSDU_END_INFO14_MSDU_DONE);
1466 }
1467 
ath12k_hw_wcn7850_dp_rx_h_l4_cksum_fail(struct hal_rx_desc * desc)1468 static bool ath12k_hw_wcn7850_dp_rx_h_l4_cksum_fail(struct hal_rx_desc *desc)
1469 {
1470 	return !!le32_get_bits(desc->u.wcn7850.msdu_end.info13,
1471 			       RX_MSDU_END_INFO13_TCP_UDP_CKSUM_FAIL);
1472 }
1473 
ath12k_hw_wcn7850_dp_rx_h_ip_cksum_fail(struct hal_rx_desc * desc)1474 static bool ath12k_hw_wcn7850_dp_rx_h_ip_cksum_fail(struct hal_rx_desc *desc)
1475 {
1476 	return !!le32_get_bits(desc->u.wcn7850.msdu_end.info13,
1477 			      RX_MSDU_END_INFO13_IP_CKSUM_FAIL);
1478 }
1479 
ath12k_hw_wcn7850_dp_rx_h_is_decrypted(struct hal_rx_desc * desc)1480 static bool ath12k_hw_wcn7850_dp_rx_h_is_decrypted(struct hal_rx_desc *desc)
1481 {
1482 	return (le32_get_bits(desc->u.wcn7850.msdu_end.info14,
1483 			      RX_MSDU_END_INFO14_DECRYPT_STATUS_CODE) ==
1484 			      RX_DESC_DECRYPT_STATUS_CODE_OK);
1485 }
1486 
ath12k_hw_wcn7850_dp_rx_h_mpdu_err(struct hal_rx_desc * desc)1487 static u32 ath12k_hw_wcn7850_dp_rx_h_mpdu_err(struct hal_rx_desc *desc)
1488 {
1489 	u32 info = __le32_to_cpu(desc->u.wcn7850.msdu_end.info13);
1490 	u32 errmap = 0;
1491 
1492 	if (info & RX_MSDU_END_INFO13_FCS_ERR)
1493 		errmap |= HAL_RX_MPDU_ERR_FCS;
1494 
1495 	if (info & RX_MSDU_END_INFO13_DECRYPT_ERR)
1496 		errmap |= HAL_RX_MPDU_ERR_DECRYPT;
1497 
1498 	if (info & RX_MSDU_END_INFO13_TKIP_MIC_ERR)
1499 		errmap |= HAL_RX_MPDU_ERR_TKIP_MIC;
1500 
1501 	if (info & RX_MSDU_END_INFO13_A_MSDU_ERROR)
1502 		errmap |= HAL_RX_MPDU_ERR_AMSDU_ERR;
1503 
1504 	if (info & RX_MSDU_END_INFO13_OVERFLOW_ERR)
1505 		errmap |= HAL_RX_MPDU_ERR_OVERFLOW;
1506 
1507 	if (info & RX_MSDU_END_INFO13_MSDU_LEN_ERR)
1508 		errmap |= HAL_RX_MPDU_ERR_MSDU_LEN;
1509 
1510 	if (info & RX_MSDU_END_INFO13_MPDU_LEN_ERR)
1511 		errmap |= HAL_RX_MPDU_ERR_MPDU_LEN;
1512 
1513 	return errmap;
1514 }
1515 
ath12k_hw_wcn7850_get_rx_desc_size(void)1516 static u32 ath12k_hw_wcn7850_get_rx_desc_size(void)
1517 {
1518 	return sizeof(struct hal_rx_desc_wcn7850);
1519 }
1520 
ath12k_hw_wcn7850_rx_desc_get_msdu_src_link(struct hal_rx_desc * desc)1521 static u8 ath12k_hw_wcn7850_rx_desc_get_msdu_src_link(struct hal_rx_desc *desc)
1522 {
1523 	return 0;
1524 }
1525 
1526 const struct hal_rx_ops hal_rx_wcn7850_ops = {
1527 	.rx_desc_get_first_msdu = ath12k_hw_wcn7850_rx_desc_get_first_msdu,
1528 	.rx_desc_get_last_msdu = ath12k_hw_wcn7850_rx_desc_get_last_msdu,
1529 	.rx_desc_get_l3_pad_bytes = ath12k_hw_wcn7850_rx_desc_get_l3_pad_bytes,
1530 	.rx_desc_encrypt_valid = ath12k_hw_wcn7850_rx_desc_encrypt_valid,
1531 	.rx_desc_get_encrypt_type = ath12k_hw_wcn7850_rx_desc_get_encrypt_type,
1532 	.rx_desc_get_decap_type = ath12k_hw_wcn7850_rx_desc_get_decap_type,
1533 	.rx_desc_get_mesh_ctl = ath12k_hw_wcn7850_rx_desc_get_mesh_ctl,
1534 	.rx_desc_get_mpdu_seq_ctl_vld = ath12k_hw_wcn7850_rx_desc_get_mpdu_seq_ctl_vld,
1535 	.rx_desc_get_mpdu_fc_valid = ath12k_hw_wcn7850_rx_desc_get_mpdu_fc_valid,
1536 	.rx_desc_get_mpdu_start_seq_no = ath12k_hw_wcn7850_rx_desc_get_mpdu_start_seq_no,
1537 	.rx_desc_get_msdu_len = ath12k_hw_wcn7850_rx_desc_get_msdu_len,
1538 	.rx_desc_get_msdu_sgi = ath12k_hw_wcn7850_rx_desc_get_msdu_sgi,
1539 	.rx_desc_get_msdu_rate_mcs = ath12k_hw_wcn7850_rx_desc_get_msdu_rate_mcs,
1540 	.rx_desc_get_msdu_rx_bw = ath12k_hw_wcn7850_rx_desc_get_msdu_rx_bw,
1541 	.rx_desc_get_msdu_freq = ath12k_hw_wcn7850_rx_desc_get_msdu_freq,
1542 	.rx_desc_get_msdu_pkt_type = ath12k_hw_wcn7850_rx_desc_get_msdu_pkt_type,
1543 	.rx_desc_get_msdu_nss = ath12k_hw_wcn7850_rx_desc_get_msdu_nss,
1544 	.rx_desc_get_mpdu_tid = ath12k_hw_wcn7850_rx_desc_get_mpdu_tid,
1545 	.rx_desc_get_mpdu_peer_id = ath12k_hw_wcn7850_rx_desc_get_mpdu_peer_id,
1546 	.rx_desc_copy_end_tlv = ath12k_hw_wcn7850_rx_desc_copy_end_tlv,
1547 	.rx_desc_get_mpdu_start_tag = ath12k_hw_wcn7850_rx_desc_get_mpdu_start_tag,
1548 	.rx_desc_get_mpdu_ppdu_id = ath12k_hw_wcn7850_rx_desc_get_mpdu_ppdu_id,
1549 	.rx_desc_set_msdu_len = ath12k_hw_wcn7850_rx_desc_set_msdu_len,
1550 	.rx_desc_get_msdu_payload = ath12k_hw_wcn7850_rx_desc_get_msdu_payload,
1551 	.rx_desc_get_mpdu_start_offset = ath12k_hw_wcn7850_rx_desc_get_mpdu_start_offset,
1552 	.rx_desc_get_msdu_end_offset = ath12k_hw_wcn7850_rx_desc_get_msdu_end_offset,
1553 	.rx_desc_mac_addr2_valid = ath12k_hw_wcn7850_rx_desc_mac_addr2_valid,
1554 	.rx_desc_mpdu_start_addr2 = ath12k_hw_wcn7850_rx_desc_mpdu_start_addr2,
1555 	.rx_desc_is_da_mcbc = ath12k_hw_wcn7850_rx_desc_is_da_mcbc,
1556 	.rx_desc_get_dot11_hdr = ath12k_hw_wcn7850_rx_desc_get_dot11_hdr,
1557 	.rx_desc_get_crypto_header = ath12k_hw_wcn7850_rx_desc_get_crypto_hdr,
1558 	.rx_desc_get_mpdu_frame_ctl = ath12k_hw_wcn7850_rx_desc_get_mpdu_frame_ctl,
1559 	.dp_rx_h_msdu_done = ath12k_hw_wcn7850_dp_rx_h_msdu_done,
1560 	.dp_rx_h_l4_cksum_fail = ath12k_hw_wcn7850_dp_rx_h_l4_cksum_fail,
1561 	.dp_rx_h_ip_cksum_fail = ath12k_hw_wcn7850_dp_rx_h_ip_cksum_fail,
1562 	.dp_rx_h_is_decrypted = ath12k_hw_wcn7850_dp_rx_h_is_decrypted,
1563 	.dp_rx_h_mpdu_err = ath12k_hw_wcn7850_dp_rx_h_mpdu_err,
1564 	.rx_desc_get_desc_size = ath12k_hw_wcn7850_get_rx_desc_size,
1565 	.rx_desc_get_msdu_src_link_id = ath12k_hw_wcn7850_rx_desc_get_msdu_src_link,
1566 };
1567 
1568 const struct hal_ops hal_wcn7850_ops = {
1569 	.create_srng_config = ath12k_hal_srng_create_config_wcn7850,
1570 	.tcl_to_wbm_rbm_map = ath12k_hal_wcn7850_tcl_to_wbm_rbm_map,
1571 	.rxdma_ring_wmask_rx_mpdu_start = NULL,
1572 	.rxdma_ring_wmask_rx_msdu_end = NULL,
1573 	.get_hal_rx_compact_ops = NULL,
1574 };
1575 
ath12k_hal_alloc_cont_rdp(struct ath12k_base * ab)1576 static int ath12k_hal_alloc_cont_rdp(struct ath12k_base *ab)
1577 {
1578 	struct ath12k_hal *hal = &ab->hal;
1579 	size_t size;
1580 
1581 	size = sizeof(u32) * HAL_SRNG_RING_ID_MAX;
1582 	hal->rdp.vaddr = dma_alloc_coherent(ab->dev, size, &hal->rdp.paddr,
1583 					    GFP_KERNEL);
1584 	if (!hal->rdp.vaddr)
1585 		return -ENOMEM;
1586 
1587 	return 0;
1588 }
1589 
ath12k_hal_free_cont_rdp(struct ath12k_base * ab)1590 static void ath12k_hal_free_cont_rdp(struct ath12k_base *ab)
1591 {
1592 	struct ath12k_hal *hal = &ab->hal;
1593 	size_t size;
1594 
1595 	if (!hal->rdp.vaddr)
1596 		return;
1597 
1598 	size = sizeof(u32) * HAL_SRNG_RING_ID_MAX;
1599 	dma_free_coherent(ab->dev, size,
1600 			  hal->rdp.vaddr, hal->rdp.paddr);
1601 	hal->rdp.vaddr = NULL;
1602 }
1603 
ath12k_hal_alloc_cont_wrp(struct ath12k_base * ab)1604 static int ath12k_hal_alloc_cont_wrp(struct ath12k_base *ab)
1605 {
1606 	struct ath12k_hal *hal = &ab->hal;
1607 	size_t size;
1608 
1609 	size = sizeof(u32) * (HAL_SRNG_NUM_PMAC_RINGS + HAL_SRNG_NUM_DMAC_RINGS);
1610 	hal->wrp.vaddr = dma_alloc_coherent(ab->dev, size, &hal->wrp.paddr,
1611 					    GFP_KERNEL);
1612 	if (!hal->wrp.vaddr)
1613 		return -ENOMEM;
1614 
1615 	return 0;
1616 }
1617 
ath12k_hal_free_cont_wrp(struct ath12k_base * ab)1618 static void ath12k_hal_free_cont_wrp(struct ath12k_base *ab)
1619 {
1620 	struct ath12k_hal *hal = &ab->hal;
1621 	size_t size;
1622 
1623 	if (!hal->wrp.vaddr)
1624 		return;
1625 
1626 	size = sizeof(u32) * (HAL_SRNG_NUM_PMAC_RINGS + HAL_SRNG_NUM_DMAC_RINGS);
1627 	dma_free_coherent(ab->dev, size,
1628 			  hal->wrp.vaddr, hal->wrp.paddr);
1629 	hal->wrp.vaddr = NULL;
1630 }
1631 
ath12k_hal_ce_dst_setup(struct ath12k_base * ab,struct hal_srng * srng,int ring_num)1632 static void ath12k_hal_ce_dst_setup(struct ath12k_base *ab,
1633 				    struct hal_srng *srng, int ring_num)
1634 {
1635 	struct hal_srng_config *srng_config = &ab->hal.srng_config[HAL_CE_DST];
1636 	u32 addr;
1637 	u32 val;
1638 
1639 	addr = HAL_CE_DST_RING_CTRL +
1640 	       srng_config->reg_start[HAL_SRNG_REG_GRP_R0] +
1641 	       ring_num * srng_config->reg_size[HAL_SRNG_REG_GRP_R0];
1642 
1643 	val = ath12k_hif_read32(ab, addr);
1644 	val &= ~HAL_CE_DST_R0_DEST_CTRL_MAX_LEN;
1645 	val |= u32_encode_bits(srng->u.dst_ring.max_buffer_length,
1646 			       HAL_CE_DST_R0_DEST_CTRL_MAX_LEN);
1647 	ath12k_hif_write32(ab, addr, val);
1648 }
1649 
ath12k_hal_srng_dst_hw_init(struct ath12k_base * ab,struct hal_srng * srng)1650 static void ath12k_hal_srng_dst_hw_init(struct ath12k_base *ab,
1651 					struct hal_srng *srng)
1652 {
1653 	struct ath12k_hal *hal = &ab->hal;
1654 	u32 val;
1655 	u64 hp_addr;
1656 	u32 reg_base;
1657 
1658 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R0];
1659 
1660 	if (srng->flags & HAL_SRNG_FLAGS_MSI_INTR) {
1661 		ath12k_hif_write32(ab, reg_base +
1662 				   ath12k_hal_reo1_ring_msi1_base_lsb_offset(ab),
1663 				   srng->msi_addr);
1664 
1665 		val = u32_encode_bits(((u64)srng->msi_addr >> HAL_ADDR_MSB_REG_SHIFT),
1666 				      HAL_REO1_RING_MSI1_BASE_MSB_ADDR) |
1667 				      HAL_REO1_RING_MSI1_BASE_MSB_MSI1_ENABLE;
1668 		ath12k_hif_write32(ab, reg_base +
1669 				   ath12k_hal_reo1_ring_msi1_base_msb_offset(ab), val);
1670 
1671 		ath12k_hif_write32(ab,
1672 				   reg_base + ath12k_hal_reo1_ring_msi1_data_offset(ab),
1673 				   srng->msi_data);
1674 	}
1675 
1676 	ath12k_hif_write32(ab, reg_base, srng->ring_base_paddr);
1677 
1678 	val = u32_encode_bits(((u64)srng->ring_base_paddr >> HAL_ADDR_MSB_REG_SHIFT),
1679 			      HAL_REO1_RING_BASE_MSB_RING_BASE_ADDR_MSB) |
1680 	      u32_encode_bits((srng->entry_size * srng->num_entries),
1681 			      HAL_REO1_RING_BASE_MSB_RING_SIZE);
1682 	ath12k_hif_write32(ab, reg_base + ath12k_hal_reo1_ring_base_msb_offset(ab), val);
1683 
1684 	val = u32_encode_bits(srng->ring_id, HAL_REO1_RING_ID_RING_ID) |
1685 	      u32_encode_bits(srng->entry_size, HAL_REO1_RING_ID_ENTRY_SIZE);
1686 	ath12k_hif_write32(ab, reg_base + ath12k_hal_reo1_ring_id_offset(ab), val);
1687 
1688 	/* interrupt setup */
1689 	val = u32_encode_bits((srng->intr_timer_thres_us >> 3),
1690 			      HAL_REO1_RING_PRDR_INT_SETUP_INTR_TMR_THOLD);
1691 
1692 	val |= u32_encode_bits((srng->intr_batch_cntr_thres_entries * srng->entry_size),
1693 				HAL_REO1_RING_PRDR_INT_SETUP_BATCH_COUNTER_THOLD);
1694 
1695 	ath12k_hif_write32(ab,
1696 			   reg_base + ath12k_hal_reo1_ring_producer_int_setup_offset(ab),
1697 			   val);
1698 
1699 	hp_addr = hal->rdp.paddr +
1700 		  ((unsigned long)srng->u.dst_ring.hp_addr -
1701 		   (unsigned long)hal->rdp.vaddr);
1702 	ath12k_hif_write32(ab, reg_base + ath12k_hal_reo1_ring_hp_addr_lsb_offset(ab),
1703 			   hp_addr & HAL_ADDR_LSB_REG_MASK);
1704 	ath12k_hif_write32(ab, reg_base + ath12k_hal_reo1_ring_hp_addr_msb_offset(ab),
1705 			   hp_addr >> HAL_ADDR_MSB_REG_SHIFT);
1706 
1707 	/* Initialize head and tail pointers to indicate ring is empty */
1708 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R2];
1709 	ath12k_hif_write32(ab, reg_base, 0);
1710 	ath12k_hif_write32(ab, reg_base + HAL_REO1_RING_TP_OFFSET, 0);
1711 	*srng->u.dst_ring.hp_addr = 0;
1712 
1713 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R0];
1714 	val = 0;
1715 	if (srng->flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP)
1716 		val |= HAL_REO1_RING_MISC_DATA_TLV_SWAP;
1717 	if (srng->flags & HAL_SRNG_FLAGS_RING_PTR_SWAP)
1718 		val |= HAL_REO1_RING_MISC_HOST_FW_SWAP;
1719 	if (srng->flags & HAL_SRNG_FLAGS_MSI_SWAP)
1720 		val |= HAL_REO1_RING_MISC_MSI_SWAP;
1721 	val |= HAL_REO1_RING_MISC_SRNG_ENABLE;
1722 
1723 	ath12k_hif_write32(ab, reg_base + ath12k_hal_reo1_ring_misc_offset(ab), val);
1724 }
1725 
ath12k_hal_srng_src_hw_init(struct ath12k_base * ab,struct hal_srng * srng)1726 static void ath12k_hal_srng_src_hw_init(struct ath12k_base *ab,
1727 					struct hal_srng *srng)
1728 {
1729 	struct ath12k_hal *hal = &ab->hal;
1730 	u32 val;
1731 	u64 tp_addr;
1732 	u32 reg_base;
1733 
1734 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R0];
1735 
1736 	if (srng->flags & HAL_SRNG_FLAGS_MSI_INTR) {
1737 		ath12k_hif_write32(ab, reg_base +
1738 				   HAL_TCL1_RING_MSI1_BASE_LSB_OFFSET(ab),
1739 				   srng->msi_addr);
1740 
1741 		val = u32_encode_bits(((u64)srng->msi_addr >> HAL_ADDR_MSB_REG_SHIFT),
1742 				      HAL_TCL1_RING_MSI1_BASE_MSB_ADDR) |
1743 				      HAL_TCL1_RING_MSI1_BASE_MSB_MSI1_ENABLE;
1744 		ath12k_hif_write32(ab, reg_base +
1745 				       HAL_TCL1_RING_MSI1_BASE_MSB_OFFSET(ab),
1746 				   val);
1747 
1748 		ath12k_hif_write32(ab, reg_base +
1749 				       HAL_TCL1_RING_MSI1_DATA_OFFSET(ab),
1750 				   srng->msi_data);
1751 	}
1752 
1753 	ath12k_hif_write32(ab, reg_base, srng->ring_base_paddr);
1754 
1755 	val = u32_encode_bits(((u64)srng->ring_base_paddr >> HAL_ADDR_MSB_REG_SHIFT),
1756 			      HAL_TCL1_RING_BASE_MSB_RING_BASE_ADDR_MSB) |
1757 	      u32_encode_bits((srng->entry_size * srng->num_entries),
1758 			      HAL_TCL1_RING_BASE_MSB_RING_SIZE);
1759 	ath12k_hif_write32(ab, reg_base + HAL_TCL1_RING_BASE_MSB_OFFSET, val);
1760 
1761 	val = u32_encode_bits(srng->entry_size, HAL_REO1_RING_ID_ENTRY_SIZE);
1762 	ath12k_hif_write32(ab, reg_base + HAL_TCL1_RING_ID_OFFSET(ab), val);
1763 
1764 	val = u32_encode_bits(srng->intr_timer_thres_us,
1765 			      HAL_TCL1_RING_CONSR_INT_SETUP_IX0_INTR_TMR_THOLD);
1766 
1767 	val |= u32_encode_bits((srng->intr_batch_cntr_thres_entries * srng->entry_size),
1768 			       HAL_TCL1_RING_CONSR_INT_SETUP_IX0_BATCH_COUNTER_THOLD);
1769 
1770 	ath12k_hif_write32(ab,
1771 			   reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX0_OFFSET(ab),
1772 			   val);
1773 
1774 	val = 0;
1775 	if (srng->flags & HAL_SRNG_FLAGS_LOW_THRESH_INTR_EN) {
1776 		val |= u32_encode_bits(srng->u.src_ring.low_threshold,
1777 				       HAL_TCL1_RING_CONSR_INT_SETUP_IX1_LOW_THOLD);
1778 	}
1779 	ath12k_hif_write32(ab,
1780 			   reg_base + HAL_TCL1_RING_CONSR_INT_SETUP_IX1_OFFSET(ab),
1781 			   val);
1782 
1783 	if (srng->ring_id != HAL_SRNG_RING_ID_WBM_IDLE_LINK) {
1784 		tp_addr = hal->rdp.paddr +
1785 			  ((unsigned long)srng->u.src_ring.tp_addr -
1786 			   (unsigned long)hal->rdp.vaddr);
1787 		ath12k_hif_write32(ab,
1788 				   reg_base + HAL_TCL1_RING_TP_ADDR_LSB_OFFSET(ab),
1789 				   tp_addr & HAL_ADDR_LSB_REG_MASK);
1790 		ath12k_hif_write32(ab,
1791 				   reg_base + HAL_TCL1_RING_TP_ADDR_MSB_OFFSET(ab),
1792 				   tp_addr >> HAL_ADDR_MSB_REG_SHIFT);
1793 	}
1794 
1795 	/* Initialize head and tail pointers to indicate ring is empty */
1796 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R2];
1797 	ath12k_hif_write32(ab, reg_base, 0);
1798 	ath12k_hif_write32(ab, reg_base + HAL_TCL1_RING_TP_OFFSET, 0);
1799 	*srng->u.src_ring.tp_addr = 0;
1800 
1801 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R0];
1802 	val = 0;
1803 	if (srng->flags & HAL_SRNG_FLAGS_DATA_TLV_SWAP)
1804 		val |= HAL_TCL1_RING_MISC_DATA_TLV_SWAP;
1805 	if (srng->flags & HAL_SRNG_FLAGS_RING_PTR_SWAP)
1806 		val |= HAL_TCL1_RING_MISC_HOST_FW_SWAP;
1807 	if (srng->flags & HAL_SRNG_FLAGS_MSI_SWAP)
1808 		val |= HAL_TCL1_RING_MISC_MSI_SWAP;
1809 
1810 	/* Loop count is not used for SRC rings */
1811 	val |= HAL_TCL1_RING_MISC_MSI_LOOPCNT_DISABLE;
1812 
1813 	val |= HAL_TCL1_RING_MISC_SRNG_ENABLE;
1814 
1815 	if (srng->ring_id == HAL_SRNG_RING_ID_WBM_IDLE_LINK)
1816 		val |= HAL_TCL1_RING_MISC_MSI_RING_ID_DISABLE;
1817 
1818 	ath12k_hif_write32(ab, reg_base + HAL_TCL1_RING_MISC_OFFSET(ab), val);
1819 }
1820 
ath12k_hal_srng_hw_init(struct ath12k_base * ab,struct hal_srng * srng)1821 static void ath12k_hal_srng_hw_init(struct ath12k_base *ab,
1822 				    struct hal_srng *srng)
1823 {
1824 	if (srng->ring_dir == HAL_SRNG_DIR_SRC)
1825 		ath12k_hal_srng_src_hw_init(ab, srng);
1826 	else
1827 		ath12k_hal_srng_dst_hw_init(ab, srng);
1828 }
1829 
ath12k_hal_srng_get_ring_id(struct ath12k_base * ab,enum hal_ring_type type,int ring_num,int mac_id)1830 static int ath12k_hal_srng_get_ring_id(struct ath12k_base *ab,
1831 				       enum hal_ring_type type,
1832 				       int ring_num, int mac_id)
1833 {
1834 	struct hal_srng_config *srng_config = &ab->hal.srng_config[type];
1835 	int ring_id;
1836 
1837 	if (ring_num >= srng_config->max_rings) {
1838 		ath12k_warn(ab, "invalid ring number :%d\n", ring_num);
1839 		return -EINVAL;
1840 	}
1841 
1842 	ring_id = srng_config->start_ring_id + ring_num;
1843 	if (srng_config->mac_type == ATH12K_HAL_SRNG_PMAC)
1844 		ring_id += mac_id * HAL_SRNG_RINGS_PER_PMAC;
1845 
1846 	if (WARN_ON(ring_id >= HAL_SRNG_RING_ID_MAX))
1847 		return -EINVAL;
1848 
1849 	return ring_id;
1850 }
1851 
ath12k_hal_srng_get_entrysize(struct ath12k_base * ab,u32 ring_type)1852 int ath12k_hal_srng_get_entrysize(struct ath12k_base *ab, u32 ring_type)
1853 {
1854 	struct hal_srng_config *srng_config;
1855 
1856 	if (WARN_ON(ring_type >= HAL_MAX_RING_TYPES))
1857 		return -EINVAL;
1858 
1859 	srng_config = &ab->hal.srng_config[ring_type];
1860 
1861 	return (srng_config->entry_size << 2);
1862 }
1863 
ath12k_hal_srng_get_max_entries(struct ath12k_base * ab,u32 ring_type)1864 int ath12k_hal_srng_get_max_entries(struct ath12k_base *ab, u32 ring_type)
1865 {
1866 	struct hal_srng_config *srng_config;
1867 
1868 	if (WARN_ON(ring_type >= HAL_MAX_RING_TYPES))
1869 		return -EINVAL;
1870 
1871 	srng_config = &ab->hal.srng_config[ring_type];
1872 
1873 	return (srng_config->max_size / srng_config->entry_size);
1874 }
1875 
ath12k_hal_srng_get_params(struct ath12k_base * ab,struct hal_srng * srng,struct hal_srng_params * params)1876 void ath12k_hal_srng_get_params(struct ath12k_base *ab, struct hal_srng *srng,
1877 				struct hal_srng_params *params)
1878 {
1879 	params->ring_base_paddr = srng->ring_base_paddr;
1880 	params->ring_base_vaddr = srng->ring_base_vaddr;
1881 	params->num_entries = srng->num_entries;
1882 	params->intr_timer_thres_us = srng->intr_timer_thres_us;
1883 	params->intr_batch_cntr_thres_entries =
1884 		srng->intr_batch_cntr_thres_entries;
1885 	params->low_threshold = srng->u.src_ring.low_threshold;
1886 	params->msi_addr = srng->msi_addr;
1887 	params->msi2_addr = srng->msi2_addr;
1888 	params->msi_data = srng->msi_data;
1889 	params->msi2_data = srng->msi2_data;
1890 	params->flags = srng->flags;
1891 }
1892 
ath12k_hal_srng_get_hp_addr(struct ath12k_base * ab,struct hal_srng * srng)1893 dma_addr_t ath12k_hal_srng_get_hp_addr(struct ath12k_base *ab,
1894 				       struct hal_srng *srng)
1895 {
1896 	if (!(srng->flags & HAL_SRNG_FLAGS_LMAC_RING))
1897 		return 0;
1898 
1899 	if (srng->ring_dir == HAL_SRNG_DIR_SRC)
1900 		return ab->hal.wrp.paddr +
1901 		       ((unsigned long)srng->u.src_ring.hp_addr -
1902 			(unsigned long)ab->hal.wrp.vaddr);
1903 	else
1904 		return ab->hal.rdp.paddr +
1905 		       ((unsigned long)srng->u.dst_ring.hp_addr -
1906 			 (unsigned long)ab->hal.rdp.vaddr);
1907 }
1908 
ath12k_hal_srng_get_tp_addr(struct ath12k_base * ab,struct hal_srng * srng)1909 dma_addr_t ath12k_hal_srng_get_tp_addr(struct ath12k_base *ab,
1910 				       struct hal_srng *srng)
1911 {
1912 	if (!(srng->flags & HAL_SRNG_FLAGS_LMAC_RING))
1913 		return 0;
1914 
1915 	if (srng->ring_dir == HAL_SRNG_DIR_SRC)
1916 		return ab->hal.rdp.paddr +
1917 		       ((unsigned long)srng->u.src_ring.tp_addr -
1918 			(unsigned long)ab->hal.rdp.vaddr);
1919 	else
1920 		return ab->hal.wrp.paddr +
1921 		       ((unsigned long)srng->u.dst_ring.tp_addr -
1922 			(unsigned long)ab->hal.wrp.vaddr);
1923 }
1924 
ath12k_hal_ce_get_desc_size(enum hal_ce_desc type)1925 u32 ath12k_hal_ce_get_desc_size(enum hal_ce_desc type)
1926 {
1927 	switch (type) {
1928 	case HAL_CE_DESC_SRC:
1929 		return sizeof(struct hal_ce_srng_src_desc);
1930 	case HAL_CE_DESC_DST:
1931 		return sizeof(struct hal_ce_srng_dest_desc);
1932 	case HAL_CE_DESC_DST_STATUS:
1933 		return sizeof(struct hal_ce_srng_dst_status_desc);
1934 	}
1935 
1936 	return 0;
1937 }
1938 
ath12k_hal_ce_src_set_desc(struct hal_ce_srng_src_desc * desc,dma_addr_t paddr,u32 len,u32 id,u8 byte_swap_data)1939 void ath12k_hal_ce_src_set_desc(struct hal_ce_srng_src_desc *desc, dma_addr_t paddr,
1940 				u32 len, u32 id, u8 byte_swap_data)
1941 {
1942 	desc->buffer_addr_low = cpu_to_le32(paddr & HAL_ADDR_LSB_REG_MASK);
1943 	desc->buffer_addr_info =
1944 		le32_encode_bits(((u64)paddr >> HAL_ADDR_MSB_REG_SHIFT),
1945 				 HAL_CE_SRC_DESC_ADDR_INFO_ADDR_HI) |
1946 		le32_encode_bits(byte_swap_data,
1947 				 HAL_CE_SRC_DESC_ADDR_INFO_BYTE_SWAP) |
1948 		le32_encode_bits(0, HAL_CE_SRC_DESC_ADDR_INFO_GATHER) |
1949 		le32_encode_bits(len, HAL_CE_SRC_DESC_ADDR_INFO_LEN);
1950 	desc->meta_info = le32_encode_bits(id, HAL_CE_SRC_DESC_META_INFO_DATA);
1951 }
1952 
ath12k_hal_ce_dst_set_desc(struct hal_ce_srng_dest_desc * desc,dma_addr_t paddr)1953 void ath12k_hal_ce_dst_set_desc(struct hal_ce_srng_dest_desc *desc, dma_addr_t paddr)
1954 {
1955 	desc->buffer_addr_low = cpu_to_le32(paddr & HAL_ADDR_LSB_REG_MASK);
1956 	desc->buffer_addr_info =
1957 		le32_encode_bits(((u64)paddr >> HAL_ADDR_MSB_REG_SHIFT),
1958 				 HAL_CE_DEST_DESC_ADDR_INFO_ADDR_HI);
1959 }
1960 
ath12k_hal_ce_dst_status_get_length(struct hal_ce_srng_dst_status_desc * desc)1961 u32 ath12k_hal_ce_dst_status_get_length(struct hal_ce_srng_dst_status_desc *desc)
1962 {
1963 	u32 len;
1964 
1965 	len = le32_get_bits(desc->flags, HAL_CE_DST_STATUS_DESC_FLAGS_LEN);
1966 	desc->flags &= ~cpu_to_le32(HAL_CE_DST_STATUS_DESC_FLAGS_LEN);
1967 
1968 	return len;
1969 }
1970 
ath12k_hal_set_link_desc_addr(struct hal_wbm_link_desc * desc,u32 cookie,dma_addr_t paddr,enum hal_rx_buf_return_buf_manager rbm)1971 void ath12k_hal_set_link_desc_addr(struct hal_wbm_link_desc *desc, u32 cookie,
1972 				   dma_addr_t paddr,
1973 				   enum hal_rx_buf_return_buf_manager rbm)
1974 {
1975 	desc->buf_addr_info.info0 = le32_encode_bits((paddr & HAL_ADDR_LSB_REG_MASK),
1976 						     BUFFER_ADDR_INFO0_ADDR);
1977 	desc->buf_addr_info.info1 =
1978 			le32_encode_bits(((u64)paddr >> HAL_ADDR_MSB_REG_SHIFT),
1979 					 BUFFER_ADDR_INFO1_ADDR) |
1980 			le32_encode_bits(rbm, BUFFER_ADDR_INFO1_RET_BUF_MGR) |
1981 			le32_encode_bits(cookie, BUFFER_ADDR_INFO1_SW_COOKIE);
1982 }
1983 
ath12k_hal_srng_dst_peek(struct ath12k_base * ab,struct hal_srng * srng)1984 void *ath12k_hal_srng_dst_peek(struct ath12k_base *ab, struct hal_srng *srng)
1985 {
1986 	lockdep_assert_held(&srng->lock);
1987 
1988 	if (srng->u.dst_ring.tp != srng->u.dst_ring.cached_hp)
1989 		return (srng->ring_base_vaddr + srng->u.dst_ring.tp);
1990 
1991 	return NULL;
1992 }
1993 
ath12k_hal_srng_dst_get_next_entry(struct ath12k_base * ab,struct hal_srng * srng)1994 void *ath12k_hal_srng_dst_get_next_entry(struct ath12k_base *ab,
1995 					 struct hal_srng *srng)
1996 {
1997 	void *desc;
1998 
1999 	lockdep_assert_held(&srng->lock);
2000 
2001 	if (srng->u.dst_ring.tp == srng->u.dst_ring.cached_hp)
2002 		return NULL;
2003 
2004 	desc = srng->ring_base_vaddr + srng->u.dst_ring.tp;
2005 
2006 	srng->u.dst_ring.tp = (srng->u.dst_ring.tp + srng->entry_size) %
2007 			      srng->ring_size;
2008 
2009 	return desc;
2010 }
2011 
ath12k_hal_srng_dst_num_free(struct ath12k_base * ab,struct hal_srng * srng,bool sync_hw_ptr)2012 int ath12k_hal_srng_dst_num_free(struct ath12k_base *ab, struct hal_srng *srng,
2013 				 bool sync_hw_ptr)
2014 {
2015 	u32 tp, hp;
2016 
2017 	lockdep_assert_held(&srng->lock);
2018 
2019 	tp = srng->u.dst_ring.tp;
2020 
2021 	if (sync_hw_ptr) {
2022 		hp = *srng->u.dst_ring.hp_addr;
2023 		srng->u.dst_ring.cached_hp = hp;
2024 	} else {
2025 		hp = srng->u.dst_ring.cached_hp;
2026 	}
2027 
2028 	if (hp >= tp)
2029 		return (hp - tp) / srng->entry_size;
2030 	else
2031 		return (srng->ring_size - tp + hp) / srng->entry_size;
2032 }
2033 
2034 /* Returns number of available entries in src ring */
ath12k_hal_srng_src_num_free(struct ath12k_base * ab,struct hal_srng * srng,bool sync_hw_ptr)2035 int ath12k_hal_srng_src_num_free(struct ath12k_base *ab, struct hal_srng *srng,
2036 				 bool sync_hw_ptr)
2037 {
2038 	u32 tp, hp;
2039 
2040 	lockdep_assert_held(&srng->lock);
2041 
2042 	hp = srng->u.src_ring.hp;
2043 
2044 	if (sync_hw_ptr) {
2045 		tp = *srng->u.src_ring.tp_addr;
2046 		srng->u.src_ring.cached_tp = tp;
2047 	} else {
2048 		tp = srng->u.src_ring.cached_tp;
2049 	}
2050 
2051 	if (tp > hp)
2052 		return ((tp - hp) / srng->entry_size) - 1;
2053 	else
2054 		return ((srng->ring_size - hp + tp) / srng->entry_size) - 1;
2055 }
2056 
ath12k_hal_srng_src_get_next_entry(struct ath12k_base * ab,struct hal_srng * srng)2057 void *ath12k_hal_srng_src_get_next_entry(struct ath12k_base *ab,
2058 					 struct hal_srng *srng)
2059 {
2060 	void *desc;
2061 	u32 next_hp;
2062 
2063 	lockdep_assert_held(&srng->lock);
2064 
2065 	/* TODO: Using % is expensive, but we have to do this since size of some
2066 	 * SRNG rings is not power of 2 (due to descriptor sizes). Need to see
2067 	 * if separate function is defined for rings having power of 2 ring size
2068 	 * (TCL2SW, REO2SW, SW2RXDMA and CE rings) so that we can avoid the
2069 	 * overhead of % by using mask (with &).
2070 	 */
2071 	next_hp = (srng->u.src_ring.hp + srng->entry_size) % srng->ring_size;
2072 
2073 	if (next_hp == srng->u.src_ring.cached_tp)
2074 		return NULL;
2075 
2076 	desc = srng->ring_base_vaddr + srng->u.src_ring.hp;
2077 	srng->u.src_ring.hp = next_hp;
2078 
2079 	/* TODO: Reap functionality is not used by all rings. If particular
2080 	 * ring does not use reap functionality, we need not update reap_hp
2081 	 * with next_hp pointer. Need to make sure a separate function is used
2082 	 * before doing any optimization by removing below code updating
2083 	 * reap_hp.
2084 	 */
2085 	srng->u.src_ring.reap_hp = next_hp;
2086 
2087 	return desc;
2088 }
2089 
ath12k_hal_srng_src_reap_next(struct ath12k_base * ab,struct hal_srng * srng)2090 void *ath12k_hal_srng_src_reap_next(struct ath12k_base *ab,
2091 				    struct hal_srng *srng)
2092 {
2093 	void *desc;
2094 	u32 next_reap_hp;
2095 
2096 	lockdep_assert_held(&srng->lock);
2097 
2098 	next_reap_hp = (srng->u.src_ring.reap_hp + srng->entry_size) %
2099 		       srng->ring_size;
2100 
2101 	if (next_reap_hp == srng->u.src_ring.cached_tp)
2102 		return NULL;
2103 
2104 	desc = srng->ring_base_vaddr + next_reap_hp;
2105 	srng->u.src_ring.reap_hp = next_reap_hp;
2106 
2107 	return desc;
2108 }
2109 
ath12k_hal_srng_src_get_next_reaped(struct ath12k_base * ab,struct hal_srng * srng)2110 void *ath12k_hal_srng_src_get_next_reaped(struct ath12k_base *ab,
2111 					  struct hal_srng *srng)
2112 {
2113 	void *desc;
2114 
2115 	lockdep_assert_held(&srng->lock);
2116 
2117 	if (srng->u.src_ring.hp == srng->u.src_ring.reap_hp)
2118 		return NULL;
2119 
2120 	desc = srng->ring_base_vaddr + srng->u.src_ring.hp;
2121 	srng->u.src_ring.hp = (srng->u.src_ring.hp + srng->entry_size) %
2122 			      srng->ring_size;
2123 
2124 	return desc;
2125 }
2126 
ath12k_hal_srng_access_begin(struct ath12k_base * ab,struct hal_srng * srng)2127 void ath12k_hal_srng_access_begin(struct ath12k_base *ab, struct hal_srng *srng)
2128 {
2129 	lockdep_assert_held(&srng->lock);
2130 
2131 	if (srng->ring_dir == HAL_SRNG_DIR_SRC)
2132 		srng->u.src_ring.cached_tp =
2133 			*(volatile u32 *)srng->u.src_ring.tp_addr;
2134 	else
2135 		srng->u.dst_ring.cached_hp = *srng->u.dst_ring.hp_addr;
2136 }
2137 
2138 /* Update cached ring head/tail pointers to HW. ath12k_hal_srng_access_begin()
2139  * should have been called before this.
2140  */
ath12k_hal_srng_access_end(struct ath12k_base * ab,struct hal_srng * srng)2141 void ath12k_hal_srng_access_end(struct ath12k_base *ab, struct hal_srng *srng)
2142 {
2143 	lockdep_assert_held(&srng->lock);
2144 
2145 	/* TODO: See if we need a write memory barrier here */
2146 	if (srng->flags & HAL_SRNG_FLAGS_LMAC_RING) {
2147 		/* For LMAC rings, ring pointer updates are done through FW and
2148 		 * hence written to a shared memory location that is read by FW
2149 		 */
2150 		if (srng->ring_dir == HAL_SRNG_DIR_SRC) {
2151 			srng->u.src_ring.last_tp =
2152 				*(volatile u32 *)srng->u.src_ring.tp_addr;
2153 			*srng->u.src_ring.hp_addr = srng->u.src_ring.hp;
2154 		} else {
2155 			srng->u.dst_ring.last_hp = *srng->u.dst_ring.hp_addr;
2156 			*srng->u.dst_ring.tp_addr = srng->u.dst_ring.tp;
2157 		}
2158 	} else {
2159 		if (srng->ring_dir == HAL_SRNG_DIR_SRC) {
2160 			srng->u.src_ring.last_tp =
2161 				*(volatile u32 *)srng->u.src_ring.tp_addr;
2162 			ath12k_hif_write32(ab,
2163 					   (unsigned long)srng->u.src_ring.hp_addr -
2164 					   (unsigned long)ab->mem,
2165 					   srng->u.src_ring.hp);
2166 		} else {
2167 			srng->u.dst_ring.last_hp = *srng->u.dst_ring.hp_addr;
2168 			ath12k_hif_write32(ab,
2169 					   (unsigned long)srng->u.dst_ring.tp_addr -
2170 					   (unsigned long)ab->mem,
2171 					   srng->u.dst_ring.tp);
2172 		}
2173 	}
2174 
2175 	srng->timestamp = jiffies;
2176 }
2177 
ath12k_hal_setup_link_idle_list(struct ath12k_base * ab,struct hal_wbm_idle_scatter_list * sbuf,u32 nsbufs,u32 tot_link_desc,u32 end_offset)2178 void ath12k_hal_setup_link_idle_list(struct ath12k_base *ab,
2179 				     struct hal_wbm_idle_scatter_list *sbuf,
2180 				     u32 nsbufs, u32 tot_link_desc,
2181 				     u32 end_offset)
2182 {
2183 	struct ath12k_buffer_addr *link_addr;
2184 	int i;
2185 	u32 reg_scatter_buf_sz = HAL_WBM_IDLE_SCATTER_BUF_SIZE / 64;
2186 	u32 val;
2187 
2188 	link_addr = (void *)sbuf[0].vaddr + HAL_WBM_IDLE_SCATTER_BUF_SIZE;
2189 
2190 	for (i = 1; i < nsbufs; i++) {
2191 		link_addr->info0 = cpu_to_le32(sbuf[i].paddr & HAL_ADDR_LSB_REG_MASK);
2192 
2193 		link_addr->info1 =
2194 			le32_encode_bits((u64)sbuf[i].paddr >> HAL_ADDR_MSB_REG_SHIFT,
2195 					 HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32) |
2196 			le32_encode_bits(BASE_ADDR_MATCH_TAG_VAL,
2197 					 HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_MATCH_TAG);
2198 
2199 		link_addr = (void *)sbuf[i].vaddr +
2200 			     HAL_WBM_IDLE_SCATTER_BUF_SIZE;
2201 	}
2202 
2203 	val = u32_encode_bits(reg_scatter_buf_sz, HAL_WBM_SCATTER_BUFFER_SIZE) |
2204 	      u32_encode_bits(0x1, HAL_WBM_LINK_DESC_IDLE_LIST_MODE);
2205 
2206 	ath12k_hif_write32(ab,
2207 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2208 			   HAL_WBM_R0_IDLE_LIST_CONTROL_ADDR(ab),
2209 			   val);
2210 
2211 	val = u32_encode_bits(reg_scatter_buf_sz * nsbufs,
2212 			      HAL_WBM_SCATTER_RING_SIZE_OF_IDLE_LINK_DESC_LIST);
2213 	ath12k_hif_write32(ab,
2214 			   HAL_SEQ_WCSS_UMAC_WBM_REG + HAL_WBM_R0_IDLE_LIST_SIZE_ADDR(ab),
2215 			   val);
2216 
2217 	val = u32_encode_bits(sbuf[0].paddr & HAL_ADDR_LSB_REG_MASK,
2218 			      BUFFER_ADDR_INFO0_ADDR);
2219 	ath12k_hif_write32(ab,
2220 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2221 			   HAL_WBM_SCATTERED_RING_BASE_LSB(ab),
2222 			   val);
2223 
2224 	val = u32_encode_bits(BASE_ADDR_MATCH_TAG_VAL,
2225 			      HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_MATCH_TAG) |
2226 	      u32_encode_bits((u64)sbuf[0].paddr >> HAL_ADDR_MSB_REG_SHIFT,
2227 			      HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32);
2228 	ath12k_hif_write32(ab,
2229 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2230 			   HAL_WBM_SCATTERED_RING_BASE_MSB(ab),
2231 			   val);
2232 
2233 	/* Setup head and tail pointers for the idle list */
2234 	val = u32_encode_bits(sbuf[nsbufs - 1].paddr, BUFFER_ADDR_INFO0_ADDR);
2235 	ath12k_hif_write32(ab,
2236 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2237 			   HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX0(ab),
2238 			   val);
2239 
2240 	val = u32_encode_bits(((u64)sbuf[nsbufs - 1].paddr >> HAL_ADDR_MSB_REG_SHIFT),
2241 			      HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32) |
2242 	       u32_encode_bits((end_offset >> 2),
2243 			       HAL_WBM_SCATTERED_DESC_HEAD_P_OFFSET_IX1);
2244 	ath12k_hif_write32(ab,
2245 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2246 			   HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX1(ab),
2247 			   val);
2248 
2249 	val = u32_encode_bits(sbuf[0].paddr, BUFFER_ADDR_INFO0_ADDR);
2250 	ath12k_hif_write32(ab,
2251 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2252 			   HAL_WBM_SCATTERED_DESC_PTR_HEAD_INFO_IX0(ab),
2253 			   val);
2254 
2255 	val = u32_encode_bits(sbuf[0].paddr, BUFFER_ADDR_INFO0_ADDR);
2256 	ath12k_hif_write32(ab,
2257 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2258 			   HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX0(ab),
2259 			   val);
2260 
2261 	val = u32_encode_bits(((u64)sbuf[0].paddr >> HAL_ADDR_MSB_REG_SHIFT),
2262 			      HAL_WBM_SCATTERED_DESC_MSB_BASE_ADDR_39_32) |
2263 	      u32_encode_bits(0, HAL_WBM_SCATTERED_DESC_TAIL_P_OFFSET_IX1);
2264 	ath12k_hif_write32(ab,
2265 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2266 			   HAL_WBM_SCATTERED_DESC_PTR_TAIL_INFO_IX1(ab),
2267 			   val);
2268 
2269 	val = 2 * tot_link_desc;
2270 	ath12k_hif_write32(ab,
2271 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2272 			   HAL_WBM_SCATTERED_DESC_PTR_HP_ADDR(ab),
2273 			   val);
2274 
2275 	/* Enable the SRNG */
2276 	val = u32_encode_bits(1, HAL_WBM_IDLE_LINK_RING_MISC_SRNG_ENABLE) |
2277 	      u32_encode_bits(1, HAL_WBM_IDLE_LINK_RING_MISC_RIND_ID_DISABLE);
2278 	ath12k_hif_write32(ab,
2279 			   HAL_SEQ_WCSS_UMAC_WBM_REG +
2280 			   HAL_WBM_IDLE_LINK_RING_MISC_ADDR(ab),
2281 			   val);
2282 }
2283 
ath12k_hal_srng_setup(struct ath12k_base * ab,enum hal_ring_type type,int ring_num,int mac_id,struct hal_srng_params * params)2284 int ath12k_hal_srng_setup(struct ath12k_base *ab, enum hal_ring_type type,
2285 			  int ring_num, int mac_id,
2286 			  struct hal_srng_params *params)
2287 {
2288 	struct ath12k_hal *hal = &ab->hal;
2289 	struct hal_srng_config *srng_config = &ab->hal.srng_config[type];
2290 	struct hal_srng *srng;
2291 	int ring_id;
2292 	u32 idx;
2293 	int i;
2294 	u32 reg_base;
2295 
2296 	ring_id = ath12k_hal_srng_get_ring_id(ab, type, ring_num, mac_id);
2297 	if (ring_id < 0)
2298 		return ring_id;
2299 
2300 	srng = &hal->srng_list[ring_id];
2301 
2302 	srng->ring_id = ring_id;
2303 	srng->ring_dir = srng_config->ring_dir;
2304 	srng->ring_base_paddr = params->ring_base_paddr;
2305 	srng->ring_base_vaddr = params->ring_base_vaddr;
2306 	srng->entry_size = srng_config->entry_size;
2307 	srng->num_entries = params->num_entries;
2308 	srng->ring_size = srng->entry_size * srng->num_entries;
2309 	srng->intr_batch_cntr_thres_entries =
2310 				params->intr_batch_cntr_thres_entries;
2311 	srng->intr_timer_thres_us = params->intr_timer_thres_us;
2312 	srng->flags = params->flags;
2313 	srng->msi_addr = params->msi_addr;
2314 	srng->msi2_addr = params->msi2_addr;
2315 	srng->msi_data = params->msi_data;
2316 	srng->msi2_data = params->msi2_data;
2317 	srng->initialized = 1;
2318 	spin_lock_init(&srng->lock);
2319 	lockdep_set_class(&srng->lock, &srng->lock_key);
2320 
2321 	for (i = 0; i < HAL_SRNG_NUM_REG_GRP; i++) {
2322 		srng->hwreg_base[i] = srng_config->reg_start[i] +
2323 				      (ring_num * srng_config->reg_size[i]);
2324 	}
2325 
2326 	memset(srng->ring_base_vaddr, 0,
2327 	       (srng->entry_size * srng->num_entries) << 2);
2328 
2329 	reg_base = srng->hwreg_base[HAL_SRNG_REG_GRP_R2];
2330 
2331 	if (srng->ring_dir == HAL_SRNG_DIR_SRC) {
2332 		srng->u.src_ring.hp = 0;
2333 		srng->u.src_ring.cached_tp = 0;
2334 		srng->u.src_ring.reap_hp = srng->ring_size - srng->entry_size;
2335 		srng->u.src_ring.tp_addr = (void *)(hal->rdp.vaddr + ring_id);
2336 		srng->u.src_ring.low_threshold = params->low_threshold *
2337 						 srng->entry_size;
2338 		if (srng_config->mac_type == ATH12K_HAL_SRNG_UMAC) {
2339 			if (!ab->hw_params->supports_shadow_regs)
2340 				srng->u.src_ring.hp_addr =
2341 					(u32 *)((unsigned long)ab->mem + reg_base);
2342 			else
2343 				ath12k_dbg(ab, ATH12K_DBG_HAL,
2344 					   "hal type %d ring_num %d reg_base 0x%x shadow 0x%lx\n",
2345 					   type, ring_num,
2346 					   reg_base,
2347 					   (unsigned long)srng->u.src_ring.hp_addr -
2348 					   (unsigned long)ab->mem);
2349 		} else {
2350 			idx = ring_id - HAL_SRNG_RING_ID_DMAC_CMN_ID_START;
2351 			srng->u.src_ring.hp_addr = (void *)(hal->wrp.vaddr +
2352 						   idx);
2353 			srng->flags |= HAL_SRNG_FLAGS_LMAC_RING;
2354 		}
2355 	} else {
2356 		/* During initialization loop count in all the descriptors
2357 		 * will be set to zero, and HW will set it to 1 on completing
2358 		 * descriptor update in first loop, and increments it by 1 on
2359 		 * subsequent loops (loop count wraps around after reaching
2360 		 * 0xffff). The 'loop_cnt' in SW ring state is the expected
2361 		 * loop count in descriptors updated by HW (to be processed
2362 		 * by SW).
2363 		 */
2364 		srng->u.dst_ring.loop_cnt = 1;
2365 		srng->u.dst_ring.tp = 0;
2366 		srng->u.dst_ring.cached_hp = 0;
2367 		srng->u.dst_ring.hp_addr = (void *)(hal->rdp.vaddr + ring_id);
2368 		if (srng_config->mac_type == ATH12K_HAL_SRNG_UMAC) {
2369 			if (!ab->hw_params->supports_shadow_regs)
2370 				srng->u.dst_ring.tp_addr =
2371 					(u32 *)((unsigned long)ab->mem + reg_base +
2372 					(HAL_REO1_RING_TP - HAL_REO1_RING_HP));
2373 			else
2374 				ath12k_dbg(ab, ATH12K_DBG_HAL,
2375 					   "type %d ring_num %d target_reg 0x%x shadow 0x%lx\n",
2376 					   type, ring_num,
2377 					   reg_base + HAL_REO1_RING_TP - HAL_REO1_RING_HP,
2378 					   (unsigned long)srng->u.dst_ring.tp_addr -
2379 					   (unsigned long)ab->mem);
2380 		} else {
2381 			/* For PMAC & DMAC rings, tail pointer updates will be done
2382 			 * through FW by writing to a shared memory location
2383 			 */
2384 			idx = ring_id - HAL_SRNG_RING_ID_DMAC_CMN_ID_START;
2385 			srng->u.dst_ring.tp_addr = (void *)(hal->wrp.vaddr +
2386 						   idx);
2387 			srng->flags |= HAL_SRNG_FLAGS_LMAC_RING;
2388 		}
2389 	}
2390 
2391 	if (srng_config->mac_type != ATH12K_HAL_SRNG_UMAC)
2392 		return ring_id;
2393 
2394 	ath12k_hal_srng_hw_init(ab, srng);
2395 
2396 	if (type == HAL_CE_DST) {
2397 		srng->u.dst_ring.max_buffer_length = params->max_buffer_len;
2398 		ath12k_hal_ce_dst_setup(ab, srng, ring_num);
2399 	}
2400 
2401 	return ring_id;
2402 }
2403 
ath12k_hal_srng_update_hp_tp_addr(struct ath12k_base * ab,int shadow_cfg_idx,enum hal_ring_type ring_type,int ring_num)2404 static void ath12k_hal_srng_update_hp_tp_addr(struct ath12k_base *ab,
2405 					      int shadow_cfg_idx,
2406 					      enum hal_ring_type ring_type,
2407 					      int ring_num)
2408 {
2409 	struct hal_srng *srng;
2410 	struct ath12k_hal *hal = &ab->hal;
2411 	int ring_id;
2412 	struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
2413 
2414 	ring_id = ath12k_hal_srng_get_ring_id(ab, ring_type, ring_num, 0);
2415 	if (ring_id < 0)
2416 		return;
2417 
2418 	srng = &hal->srng_list[ring_id];
2419 
2420 	if (srng_config->ring_dir == HAL_SRNG_DIR_DST)
2421 		srng->u.dst_ring.tp_addr = (u32 *)(HAL_SHADOW_REG(shadow_cfg_idx) +
2422 						   (unsigned long)ab->mem);
2423 	else
2424 		srng->u.src_ring.hp_addr = (u32 *)(HAL_SHADOW_REG(shadow_cfg_idx) +
2425 						   (unsigned long)ab->mem);
2426 }
2427 
ath12k_hal_srng_update_shadow_config(struct ath12k_base * ab,enum hal_ring_type ring_type,int ring_num)2428 int ath12k_hal_srng_update_shadow_config(struct ath12k_base *ab,
2429 					 enum hal_ring_type ring_type,
2430 					 int ring_num)
2431 {
2432 	struct ath12k_hal *hal = &ab->hal;
2433 	struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
2434 	int shadow_cfg_idx = hal->num_shadow_reg_configured;
2435 	u32 target_reg;
2436 
2437 	if (shadow_cfg_idx >= HAL_SHADOW_NUM_REGS)
2438 		return -EINVAL;
2439 
2440 	hal->num_shadow_reg_configured++;
2441 
2442 	target_reg = srng_config->reg_start[HAL_HP_OFFSET_IN_REG_START];
2443 	target_reg += srng_config->reg_size[HAL_HP_OFFSET_IN_REG_START] *
2444 		ring_num;
2445 
2446 	/* For destination ring, shadow the TP */
2447 	if (srng_config->ring_dir == HAL_SRNG_DIR_DST)
2448 		target_reg += HAL_OFFSET_FROM_HP_TO_TP;
2449 
2450 	hal->shadow_reg_addr[shadow_cfg_idx] = target_reg;
2451 
2452 	/* update hp/tp addr to hal structure*/
2453 	ath12k_hal_srng_update_hp_tp_addr(ab, shadow_cfg_idx, ring_type,
2454 					  ring_num);
2455 
2456 	ath12k_dbg(ab, ATH12K_DBG_HAL,
2457 		   "target_reg %x, shadow reg 0x%x shadow_idx 0x%x, ring_type %d, ring num %d",
2458 		  target_reg,
2459 		  HAL_SHADOW_REG(shadow_cfg_idx),
2460 		  shadow_cfg_idx,
2461 		  ring_type, ring_num);
2462 
2463 	return 0;
2464 }
2465 
ath12k_hal_srng_shadow_config(struct ath12k_base * ab)2466 void ath12k_hal_srng_shadow_config(struct ath12k_base *ab)
2467 {
2468 	struct ath12k_hal *hal = &ab->hal;
2469 	int ring_type, ring_num;
2470 
2471 	/* update all the non-CE srngs. */
2472 	for (ring_type = 0; ring_type < HAL_MAX_RING_TYPES; ring_type++) {
2473 		struct hal_srng_config *srng_config = &hal->srng_config[ring_type];
2474 
2475 		if (ring_type == HAL_CE_SRC ||
2476 		    ring_type == HAL_CE_DST ||
2477 			ring_type == HAL_CE_DST_STATUS)
2478 			continue;
2479 
2480 		if (srng_config->mac_type == ATH12K_HAL_SRNG_DMAC ||
2481 		    srng_config->mac_type == ATH12K_HAL_SRNG_PMAC)
2482 			continue;
2483 
2484 		for (ring_num = 0; ring_num < srng_config->max_rings; ring_num++)
2485 			ath12k_hal_srng_update_shadow_config(ab, ring_type, ring_num);
2486 	}
2487 }
2488 
ath12k_hal_srng_get_shadow_config(struct ath12k_base * ab,u32 ** cfg,u32 * len)2489 void ath12k_hal_srng_get_shadow_config(struct ath12k_base *ab,
2490 				       u32 **cfg, u32 *len)
2491 {
2492 	struct ath12k_hal *hal = &ab->hal;
2493 
2494 	*len = hal->num_shadow_reg_configured;
2495 	*cfg = hal->shadow_reg_addr;
2496 }
2497 
ath12k_hal_srng_shadow_update_hp_tp(struct ath12k_base * ab,struct hal_srng * srng)2498 void ath12k_hal_srng_shadow_update_hp_tp(struct ath12k_base *ab,
2499 					 struct hal_srng *srng)
2500 {
2501 	lockdep_assert_held(&srng->lock);
2502 
2503 	/* check whether the ring is empty. Update the shadow
2504 	 * HP only when then ring isn't' empty.
2505 	 */
2506 	if (srng->ring_dir == HAL_SRNG_DIR_SRC &&
2507 	    *srng->u.src_ring.tp_addr != srng->u.src_ring.hp)
2508 		ath12k_hal_srng_access_end(ab, srng);
2509 }
2510 
ath12k_hal_register_srng_lock_keys(struct ath12k_base * ab)2511 static void ath12k_hal_register_srng_lock_keys(struct ath12k_base *ab)
2512 {
2513 	struct ath12k_hal *hal = &ab->hal;
2514 	u32 ring_id;
2515 
2516 	for (ring_id = 0; ring_id < HAL_SRNG_RING_ID_MAX; ring_id++)
2517 		lockdep_register_key(&hal->srng_list[ring_id].lock_key);
2518 }
2519 
ath12k_hal_unregister_srng_lock_keys(struct ath12k_base * ab)2520 static void ath12k_hal_unregister_srng_lock_keys(struct ath12k_base *ab)
2521 {
2522 	struct ath12k_hal *hal = &ab->hal;
2523 	u32 ring_id;
2524 
2525 	for (ring_id = 0; ring_id < HAL_SRNG_RING_ID_MAX; ring_id++)
2526 		lockdep_unregister_key(&hal->srng_list[ring_id].lock_key);
2527 }
2528 
ath12k_hal_srng_init(struct ath12k_base * ab)2529 int ath12k_hal_srng_init(struct ath12k_base *ab)
2530 {
2531 	struct ath12k_hal *hal = &ab->hal;
2532 	int ret;
2533 
2534 	memset(hal, 0, sizeof(*hal));
2535 
2536 	ret = ab->hw_params->hal_ops->create_srng_config(ab);
2537 	if (ret)
2538 		goto err_hal;
2539 
2540 	ret = ath12k_hal_alloc_cont_rdp(ab);
2541 	if (ret)
2542 		goto err_hal;
2543 
2544 	ret = ath12k_hal_alloc_cont_wrp(ab);
2545 	if (ret)
2546 		goto err_free_cont_rdp;
2547 
2548 	ath12k_hal_register_srng_lock_keys(ab);
2549 
2550 	return 0;
2551 
2552 err_free_cont_rdp:
2553 	ath12k_hal_free_cont_rdp(ab);
2554 
2555 err_hal:
2556 	return ret;
2557 }
2558 
ath12k_hal_srng_deinit(struct ath12k_base * ab)2559 void ath12k_hal_srng_deinit(struct ath12k_base *ab)
2560 {
2561 	struct ath12k_hal *hal = &ab->hal;
2562 
2563 	ath12k_hal_unregister_srng_lock_keys(ab);
2564 	ath12k_hal_free_cont_rdp(ab);
2565 	ath12k_hal_free_cont_wrp(ab);
2566 	kfree(hal->srng_config);
2567 	hal->srng_config = NULL;
2568 }
2569 
ath12k_hal_dump_srng_stats(struct ath12k_base * ab)2570 void ath12k_hal_dump_srng_stats(struct ath12k_base *ab)
2571 {
2572 	struct hal_srng *srng;
2573 	struct ath12k_ext_irq_grp *irq_grp;
2574 	struct ath12k_ce_pipe *ce_pipe;
2575 	int i;
2576 
2577 	ath12k_err(ab, "Last interrupt received for each CE:\n");
2578 	for (i = 0; i < ab->hw_params->ce_count; i++) {
2579 		ce_pipe = &ab->ce.ce_pipe[i];
2580 
2581 		if (ath12k_ce_get_attr_flags(ab, i) & CE_ATTR_DIS_INTR)
2582 			continue;
2583 
2584 		ath12k_err(ab, "CE_id %d pipe_num %d %ums before\n",
2585 			   i, ce_pipe->pipe_num,
2586 			   jiffies_to_msecs(jiffies - ce_pipe->timestamp));
2587 	}
2588 
2589 	ath12k_err(ab, "\nLast interrupt received for each group:\n");
2590 	for (i = 0; i < ATH12K_EXT_IRQ_GRP_NUM_MAX; i++) {
2591 		irq_grp = &ab->ext_irq_grp[i];
2592 		ath12k_err(ab, "group_id %d %ums before\n",
2593 			   irq_grp->grp_id,
2594 			   jiffies_to_msecs(jiffies - irq_grp->timestamp));
2595 	}
2596 
2597 	for (i = 0; i < HAL_SRNG_RING_ID_MAX; i++) {
2598 		srng = &ab->hal.srng_list[i];
2599 
2600 		if (!srng->initialized)
2601 			continue;
2602 
2603 		if (srng->ring_dir == HAL_SRNG_DIR_SRC)
2604 			ath12k_err(ab,
2605 				   "src srng id %u hp %u, reap_hp %u, cur tp %u, cached tp %u last tp %u napi processed before %ums\n",
2606 				   srng->ring_id, srng->u.src_ring.hp,
2607 				   srng->u.src_ring.reap_hp,
2608 				   *srng->u.src_ring.tp_addr, srng->u.src_ring.cached_tp,
2609 				   srng->u.src_ring.last_tp,
2610 				   jiffies_to_msecs(jiffies - srng->timestamp));
2611 		else if (srng->ring_dir == HAL_SRNG_DIR_DST)
2612 			ath12k_err(ab,
2613 				   "dst srng id %u tp %u, cur hp %u, cached hp %u last hp %u napi processed before %ums\n",
2614 				   srng->ring_id, srng->u.dst_ring.tp,
2615 				   *srng->u.dst_ring.hp_addr,
2616 				   srng->u.dst_ring.cached_hp,
2617 				   srng->u.dst_ring.last_hp,
2618 				   jiffies_to_msecs(jiffies - srng->timestamp));
2619 	}
2620 }
2621