xref: /freebsd/sys/contrib/dev/athk/ath10k/hw.c (revision 9954217599ce02fbf1772388e24e0b89663f4425)
1 // SPDX-License-Identifier: ISC
2 /*
3  * Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
4  * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
5  */
6 
7 #include <linux/types.h>
8 #include <linux/bitops.h>
9 #include <linux/bitfield.h>
10 #if defined(__FreeBSD__)
11 #include <linux/delay.h>
12 #endif
13 #include "core.h"
14 #include "hw.h"
15 #include "hif.h"
16 #include "wmi-ops.h"
17 #include "bmi.h"
18 #include "rx_desc.h"
19 
20 const struct ath10k_hw_regs qca988x_regs = {
21 	.rtc_soc_base_address		= 0x00004000,
22 	.rtc_wmac_base_address		= 0x00005000,
23 	.soc_core_base_address		= 0x00009000,
24 	.wlan_mac_base_address		= 0x00020000,
25 	.ce_wrapper_base_address	= 0x00057000,
26 	.ce0_base_address		= 0x00057400,
27 	.ce1_base_address		= 0x00057800,
28 	.ce2_base_address		= 0x00057c00,
29 	.ce3_base_address		= 0x00058000,
30 	.ce4_base_address		= 0x00058400,
31 	.ce5_base_address		= 0x00058800,
32 	.ce6_base_address		= 0x00058c00,
33 	.ce7_base_address		= 0x00059000,
34 	.soc_reset_control_si0_rst_mask	= 0x00000001,
35 	.soc_reset_control_ce_rst_mask	= 0x00040000,
36 	.soc_chip_id_address		= 0x000000ec,
37 	.scratch_3_address		= 0x00000030,
38 	.fw_indicator_address		= 0x00009030,
39 	.pcie_local_base_address	= 0x00080000,
40 	.ce_wrap_intr_sum_host_msi_lsb	= 0x00000008,
41 	.ce_wrap_intr_sum_host_msi_mask	= 0x0000ff00,
42 	.pcie_intr_fw_mask		= 0x00000400,
43 	.pcie_intr_ce_mask_all		= 0x0007f800,
44 	.pcie_intr_clr_address		= 0x00000014,
45 };
46 
47 const struct ath10k_hw_regs qca6174_regs = {
48 	.rtc_soc_base_address			= 0x00000800,
49 	.rtc_wmac_base_address			= 0x00001000,
50 	.soc_core_base_address			= 0x0003a000,
51 	.wlan_mac_base_address			= 0x00010000,
52 	.ce_wrapper_base_address		= 0x00034000,
53 	.ce0_base_address			= 0x00034400,
54 	.ce1_base_address			= 0x00034800,
55 	.ce2_base_address			= 0x00034c00,
56 	.ce3_base_address			= 0x00035000,
57 	.ce4_base_address			= 0x00035400,
58 	.ce5_base_address			= 0x00035800,
59 	.ce6_base_address			= 0x00035c00,
60 	.ce7_base_address			= 0x00036000,
61 	.soc_reset_control_si0_rst_mask		= 0x00000000,
62 	.soc_reset_control_ce_rst_mask		= 0x00000001,
63 	.soc_chip_id_address			= 0x000000f0,
64 	.scratch_3_address			= 0x00000028,
65 	.fw_indicator_address			= 0x0003a028,
66 	.pcie_local_base_address		= 0x00080000,
67 	.ce_wrap_intr_sum_host_msi_lsb		= 0x00000008,
68 	.ce_wrap_intr_sum_host_msi_mask		= 0x0000ff00,
69 	.pcie_intr_fw_mask			= 0x00000400,
70 	.pcie_intr_ce_mask_all			= 0x0007f800,
71 	.pcie_intr_clr_address			= 0x00000014,
72 	.cpu_pll_init_address			= 0x00404020,
73 	.cpu_speed_address			= 0x00404024,
74 	.core_clk_div_address			= 0x00404028,
75 };
76 
77 const struct ath10k_hw_regs qca99x0_regs = {
78 	.rtc_soc_base_address			= 0x00080000,
79 	.rtc_wmac_base_address			= 0x00000000,
80 	.soc_core_base_address			= 0x00082000,
81 	.wlan_mac_base_address			= 0x00030000,
82 	.ce_wrapper_base_address		= 0x0004d000,
83 	.ce0_base_address			= 0x0004a000,
84 	.ce1_base_address			= 0x0004a400,
85 	.ce2_base_address			= 0x0004a800,
86 	.ce3_base_address			= 0x0004ac00,
87 	.ce4_base_address			= 0x0004b000,
88 	.ce5_base_address			= 0x0004b400,
89 	.ce6_base_address			= 0x0004b800,
90 	.ce7_base_address			= 0x0004bc00,
91 	/* Note: qca99x0 supports up to 12 Copy Engines. Other than address of
92 	 * CE0 and CE1 no other copy engine is directly referred in the code.
93 	 * It is not really necessary to assign address for newly supported
94 	 * CEs in this address table.
95 	 *	Copy Engine		Address
96 	 *	CE8			0x0004c000
97 	 *	CE9			0x0004c400
98 	 *	CE10			0x0004c800
99 	 *	CE11			0x0004cc00
100 	 */
101 	.soc_reset_control_si0_rst_mask		= 0x00000001,
102 	.soc_reset_control_ce_rst_mask		= 0x00000100,
103 	.soc_chip_id_address			= 0x000000ec,
104 	.scratch_3_address			= 0x00040050,
105 	.fw_indicator_address			= 0x00040050,
106 	.pcie_local_base_address		= 0x00000000,
107 	.ce_wrap_intr_sum_host_msi_lsb		= 0x0000000c,
108 	.ce_wrap_intr_sum_host_msi_mask		= 0x00fff000,
109 	.pcie_intr_fw_mask			= 0x00100000,
110 	.pcie_intr_ce_mask_all			= 0x000fff00,
111 	.pcie_intr_clr_address			= 0x00000010,
112 };
113 
114 const struct ath10k_hw_regs qca4019_regs = {
115 	.rtc_soc_base_address                   = 0x00080000,
116 	.soc_core_base_address                  = 0x00082000,
117 	.wlan_mac_base_address                  = 0x00030000,
118 	.ce_wrapper_base_address                = 0x0004d000,
119 	.ce0_base_address                       = 0x0004a000,
120 	.ce1_base_address                       = 0x0004a400,
121 	.ce2_base_address                       = 0x0004a800,
122 	.ce3_base_address                       = 0x0004ac00,
123 	.ce4_base_address                       = 0x0004b000,
124 	.ce5_base_address                       = 0x0004b400,
125 	.ce6_base_address                       = 0x0004b800,
126 	.ce7_base_address                       = 0x0004bc00,
127 	/* qca4019 supports up to 12 copy engines. Since base address
128 	 * of ce8 to ce11 are not directly referred in the code,
129 	 * no need have them in separate members in this table.
130 	 *      Copy Engine             Address
131 	 *      CE8                     0x0004c000
132 	 *      CE9                     0x0004c400
133 	 *      CE10                    0x0004c800
134 	 *      CE11                    0x0004cc00
135 	 */
136 	.soc_reset_control_si0_rst_mask         = 0x00000001,
137 	.soc_reset_control_ce_rst_mask          = 0x00000100,
138 	.soc_chip_id_address                    = 0x000000ec,
139 	.fw_indicator_address                   = 0x0004f00c,
140 	.ce_wrap_intr_sum_host_msi_lsb          = 0x0000000c,
141 	.ce_wrap_intr_sum_host_msi_mask         = 0x00fff000,
142 	.pcie_intr_fw_mask                      = 0x00100000,
143 	.pcie_intr_ce_mask_all                  = 0x000fff00,
144 	.pcie_intr_clr_address                  = 0x00000010,
145 };
146 
147 const struct ath10k_hw_values qca988x_values = {
148 	.rtc_state_val_on		= 3,
149 	.ce_count			= 8,
150 	.msi_assign_ce_max		= 7,
151 	.num_target_ce_config_wlan	= 7,
152 	.ce_desc_meta_data_mask		= 0xFFFC,
153 	.ce_desc_meta_data_lsb		= 2,
154 };
155 
156 const struct ath10k_hw_values qca6174_values = {
157 	.rtc_state_val_on		= 3,
158 	.ce_count			= 8,
159 	.msi_assign_ce_max		= 7,
160 	.num_target_ce_config_wlan	= 7,
161 	.ce_desc_meta_data_mask		= 0xFFFC,
162 	.ce_desc_meta_data_lsb		= 2,
163 	.rfkill_pin			= 16,
164 	.rfkill_cfg			= 0,
165 	.rfkill_on_level		= 1,
166 };
167 
168 const struct ath10k_hw_values qca99x0_values = {
169 	.rtc_state_val_on		= 7,
170 	.ce_count			= 12,
171 	.msi_assign_ce_max		= 12,
172 	.num_target_ce_config_wlan	= 10,
173 	.ce_desc_meta_data_mask		= 0xFFF0,
174 	.ce_desc_meta_data_lsb		= 4,
175 };
176 
177 const struct ath10k_hw_values qca9888_values = {
178 	.rtc_state_val_on		= 3,
179 	.ce_count			= 12,
180 	.msi_assign_ce_max		= 12,
181 	.num_target_ce_config_wlan	= 10,
182 	.ce_desc_meta_data_mask		= 0xFFF0,
183 	.ce_desc_meta_data_lsb		= 4,
184 };
185 
186 const struct ath10k_hw_values qca4019_values = {
187 	.ce_count                       = 12,
188 	.num_target_ce_config_wlan      = 10,
189 	.ce_desc_meta_data_mask         = 0xFFF0,
190 	.ce_desc_meta_data_lsb          = 4,
191 };
192 
193 const struct ath10k_hw_regs wcn3990_regs = {
194 	.rtc_soc_base_address			= 0x00000000,
195 	.rtc_wmac_base_address			= 0x00000000,
196 	.soc_core_base_address			= 0x00000000,
197 	.ce_wrapper_base_address		= 0x0024C000,
198 	.ce0_base_address			= 0x00240000,
199 	.ce1_base_address			= 0x00241000,
200 	.ce2_base_address			= 0x00242000,
201 	.ce3_base_address			= 0x00243000,
202 	.ce4_base_address			= 0x00244000,
203 	.ce5_base_address			= 0x00245000,
204 	.ce6_base_address			= 0x00246000,
205 	.ce7_base_address			= 0x00247000,
206 	.ce8_base_address			= 0x00248000,
207 	.ce9_base_address			= 0x00249000,
208 	.ce10_base_address			= 0x0024A000,
209 	.ce11_base_address			= 0x0024B000,
210 	.soc_chip_id_address			= 0x000000f0,
211 	.soc_reset_control_si0_rst_mask		= 0x00000001,
212 	.soc_reset_control_ce_rst_mask		= 0x00000100,
213 	.ce_wrap_intr_sum_host_msi_lsb		= 0x0000000c,
214 	.ce_wrap_intr_sum_host_msi_mask		= 0x00fff000,
215 	.pcie_intr_fw_mask			= 0x00100000,
216 };
217 
218 static const struct ath10k_hw_ce_regs_addr_map wcn3990_src_ring = {
219 	.msb	= 0x00000010,
220 	.lsb	= 0x00000010,
221 	.mask	= GENMASK(17, 17),
222 };
223 
224 static const struct ath10k_hw_ce_regs_addr_map wcn3990_dst_ring = {
225 	.msb	= 0x00000012,
226 	.lsb	= 0x00000012,
227 	.mask	= GENMASK(18, 18),
228 };
229 
230 static const struct ath10k_hw_ce_regs_addr_map wcn3990_dmax = {
231 	.msb	= 0x00000000,
232 	.lsb	= 0x00000000,
233 	.mask	= GENMASK(15, 0),
234 };
235 
236 static const struct ath10k_hw_ce_ctrl1 wcn3990_ctrl1 = {
237 	.addr		= 0x00000018,
238 	.src_ring	= &wcn3990_src_ring,
239 	.dst_ring	= &wcn3990_dst_ring,
240 	.dmax		= &wcn3990_dmax,
241 };
242 
243 static const struct ath10k_hw_ce_regs_addr_map wcn3990_host_ie_cc = {
244 	.mask	= GENMASK(0, 0),
245 };
246 
247 static const struct ath10k_hw_ce_host_ie wcn3990_host_ie = {
248 	.copy_complete	= &wcn3990_host_ie_cc,
249 };
250 
251 static const struct ath10k_hw_ce_host_wm_regs wcn3990_wm_reg = {
252 	.dstr_lmask	= 0x00000010,
253 	.dstr_hmask	= 0x00000008,
254 	.srcr_lmask	= 0x00000004,
255 	.srcr_hmask	= 0x00000002,
256 	.cc_mask	= 0x00000001,
257 	.wm_mask	= 0x0000001E,
258 	.addr		= 0x00000030,
259 };
260 
261 static const struct ath10k_hw_ce_misc_regs wcn3990_misc_reg = {
262 	.axi_err	= 0x00000100,
263 	.dstr_add_err	= 0x00000200,
264 	.srcr_len_err	= 0x00000100,
265 	.dstr_mlen_vio	= 0x00000080,
266 	.dstr_overflow	= 0x00000040,
267 	.srcr_overflow	= 0x00000020,
268 	.err_mask	= 0x000003E0,
269 	.addr		= 0x00000038,
270 };
271 
272 static const struct ath10k_hw_ce_regs_addr_map wcn3990_src_wm_low = {
273 	.msb	= 0x00000000,
274 	.lsb	= 0x00000010,
275 	.mask	= GENMASK(31, 16),
276 };
277 
278 static const struct ath10k_hw_ce_regs_addr_map wcn3990_src_wm_high = {
279 	.msb	= 0x0000000f,
280 	.lsb	= 0x00000000,
281 	.mask	= GENMASK(15, 0),
282 };
283 
284 static const struct ath10k_hw_ce_dst_src_wm_regs wcn3990_wm_src_ring = {
285 	.addr		= 0x0000004c,
286 	.low_rst	= 0x00000000,
287 	.high_rst	= 0x00000000,
288 	.wm_low		= &wcn3990_src_wm_low,
289 	.wm_high	= &wcn3990_src_wm_high,
290 };
291 
292 static const struct ath10k_hw_ce_regs_addr_map wcn3990_dst_wm_low = {
293 	.lsb	= 0x00000010,
294 	.mask	= GENMASK(31, 16),
295 };
296 
297 static const struct ath10k_hw_ce_regs_addr_map wcn3990_dst_wm_high = {
298 	.msb	= 0x0000000f,
299 	.lsb	= 0x00000000,
300 	.mask	= GENMASK(15, 0),
301 };
302 
303 static const struct ath10k_hw_ce_dst_src_wm_regs wcn3990_wm_dst_ring = {
304 	.addr		= 0x00000050,
305 	.low_rst	= 0x00000000,
306 	.high_rst	= 0x00000000,
307 	.wm_low		= &wcn3990_dst_wm_low,
308 	.wm_high	= &wcn3990_dst_wm_high,
309 };
310 
311 static const struct ath10k_hw_ce_ctrl1_upd wcn3990_ctrl1_upd = {
312 	.shift = 19,
313 	.mask = 0x00080000,
314 	.enable = 0x00000000,
315 };
316 
317 const struct ath10k_hw_ce_regs wcn3990_ce_regs = {
318 	.sr_base_addr_lo	= 0x00000000,
319 	.sr_base_addr_hi	= 0x00000004,
320 	.sr_size_addr		= 0x00000008,
321 	.dr_base_addr_lo	= 0x0000000c,
322 	.dr_base_addr_hi	= 0x00000010,
323 	.dr_size_addr		= 0x00000014,
324 	.misc_ie_addr		= 0x00000034,
325 	.sr_wr_index_addr	= 0x0000003c,
326 	.dst_wr_index_addr	= 0x00000040,
327 	.current_srri_addr	= 0x00000044,
328 	.current_drri_addr	= 0x00000048,
329 	.ce_rri_low		= 0x0024C004,
330 	.ce_rri_high		= 0x0024C008,
331 	.host_ie_addr		= 0x0000002c,
332 	.ctrl1_regs		= &wcn3990_ctrl1,
333 	.host_ie		= &wcn3990_host_ie,
334 	.wm_regs		= &wcn3990_wm_reg,
335 	.misc_regs		= &wcn3990_misc_reg,
336 	.wm_srcr		= &wcn3990_wm_src_ring,
337 	.wm_dstr		= &wcn3990_wm_dst_ring,
338 	.upd			= &wcn3990_ctrl1_upd,
339 };
340 
341 const struct ath10k_hw_values wcn3990_values = {
342 	.rtc_state_val_on		= 5,
343 	.ce_count			= 12,
344 	.msi_assign_ce_max		= 12,
345 	.num_target_ce_config_wlan	= 12,
346 	.ce_desc_meta_data_mask		= 0xFFF0,
347 	.ce_desc_meta_data_lsb		= 4,
348 };
349 
350 static const struct ath10k_hw_ce_regs_addr_map qcax_src_ring = {
351 	.msb	= 0x00000010,
352 	.lsb	= 0x00000010,
353 	.mask	= GENMASK(16, 16),
354 };
355 
356 static const struct ath10k_hw_ce_regs_addr_map qcax_dst_ring = {
357 	.msb	= 0x00000011,
358 	.lsb	= 0x00000011,
359 	.mask	= GENMASK(17, 17),
360 };
361 
362 static const struct ath10k_hw_ce_regs_addr_map qcax_dmax = {
363 	.msb	= 0x0000000f,
364 	.lsb	= 0x00000000,
365 	.mask	= GENMASK(15, 0),
366 };
367 
368 static const struct ath10k_hw_ce_ctrl1 qcax_ctrl1 = {
369 	.addr		= 0x00000010,
370 	.hw_mask	= 0x0007ffff,
371 	.sw_mask	= 0x0007ffff,
372 	.hw_wr_mask	= 0x00000000,
373 	.sw_wr_mask	= 0x0007ffff,
374 	.reset_mask	= 0xffffffff,
375 	.reset		= 0x00000080,
376 	.src_ring	= &qcax_src_ring,
377 	.dst_ring	= &qcax_dst_ring,
378 	.dmax		= &qcax_dmax,
379 };
380 
381 static const struct ath10k_hw_ce_regs_addr_map qcax_cmd_halt_status = {
382 	.msb	= 0x00000003,
383 	.lsb	= 0x00000003,
384 	.mask	= GENMASK(3, 3),
385 };
386 
387 static const struct ath10k_hw_ce_cmd_halt qcax_cmd_halt = {
388 	.msb		= 0x00000000,
389 	.mask		= GENMASK(0, 0),
390 	.status_reset	= 0x00000000,
391 	.status		= &qcax_cmd_halt_status,
392 };
393 
394 static const struct ath10k_hw_ce_regs_addr_map qcax_host_ie_cc = {
395 	.msb	= 0x00000000,
396 	.lsb	= 0x00000000,
397 	.mask	= GENMASK(0, 0),
398 };
399 
400 static const struct ath10k_hw_ce_host_ie qcax_host_ie = {
401 	.copy_complete_reset	= 0x00000000,
402 	.copy_complete		= &qcax_host_ie_cc,
403 };
404 
405 static const struct ath10k_hw_ce_host_wm_regs qcax_wm_reg = {
406 	.dstr_lmask	= 0x00000010,
407 	.dstr_hmask	= 0x00000008,
408 	.srcr_lmask	= 0x00000004,
409 	.srcr_hmask	= 0x00000002,
410 	.cc_mask	= 0x00000001,
411 	.wm_mask	= 0x0000001E,
412 	.addr		= 0x00000030,
413 };
414 
415 static const struct ath10k_hw_ce_misc_regs qcax_misc_reg = {
416 	.axi_err	= 0x00000400,
417 	.dstr_add_err	= 0x00000200,
418 	.srcr_len_err	= 0x00000100,
419 	.dstr_mlen_vio	= 0x00000080,
420 	.dstr_overflow	= 0x00000040,
421 	.srcr_overflow	= 0x00000020,
422 	.err_mask	= 0x000007E0,
423 	.addr		= 0x00000038,
424 };
425 
426 static const struct ath10k_hw_ce_regs_addr_map qcax_src_wm_low = {
427 	.msb    = 0x0000001f,
428 	.lsb	= 0x00000010,
429 	.mask	= GENMASK(31, 16),
430 };
431 
432 static const struct ath10k_hw_ce_regs_addr_map qcax_src_wm_high = {
433 	.msb	= 0x0000000f,
434 	.lsb	= 0x00000000,
435 	.mask	= GENMASK(15, 0),
436 };
437 
438 static const struct ath10k_hw_ce_dst_src_wm_regs qcax_wm_src_ring = {
439 	.addr		= 0x0000004c,
440 	.low_rst	= 0x00000000,
441 	.high_rst	= 0x00000000,
442 	.wm_low		= &qcax_src_wm_low,
443 	.wm_high        = &qcax_src_wm_high,
444 };
445 
446 static const struct ath10k_hw_ce_regs_addr_map qcax_dst_wm_low = {
447 	.lsb	= 0x00000010,
448 	.mask	= GENMASK(31, 16),
449 };
450 
451 static const struct ath10k_hw_ce_regs_addr_map qcax_dst_wm_high = {
452 	.msb	= 0x0000000f,
453 	.lsb	= 0x00000000,
454 	.mask	= GENMASK(15, 0),
455 };
456 
457 static const struct ath10k_hw_ce_dst_src_wm_regs qcax_wm_dst_ring = {
458 	.addr		= 0x00000050,
459 	.low_rst	= 0x00000000,
460 	.high_rst	= 0x00000000,
461 	.wm_low		= &qcax_dst_wm_low,
462 	.wm_high	= &qcax_dst_wm_high,
463 };
464 
465 const struct ath10k_hw_ce_regs qcax_ce_regs = {
466 	.sr_base_addr_lo	= 0x00000000,
467 	.sr_size_addr		= 0x00000004,
468 	.dr_base_addr_lo	= 0x00000008,
469 	.dr_size_addr		= 0x0000000c,
470 	.ce_cmd_addr		= 0x00000018,
471 	.misc_ie_addr		= 0x00000034,
472 	.sr_wr_index_addr	= 0x0000003c,
473 	.dst_wr_index_addr	= 0x00000040,
474 	.current_srri_addr	= 0x00000044,
475 	.current_drri_addr	= 0x00000048,
476 	.host_ie_addr		= 0x0000002c,
477 	.ctrl1_regs		= &qcax_ctrl1,
478 	.cmd_halt		= &qcax_cmd_halt,
479 	.host_ie		= &qcax_host_ie,
480 	.wm_regs		= &qcax_wm_reg,
481 	.misc_regs		= &qcax_misc_reg,
482 	.wm_srcr		= &qcax_wm_src_ring,
483 	.wm_dstr                = &qcax_wm_dst_ring,
484 };
485 
486 const struct ath10k_hw_clk_params qca6174_clk[ATH10K_HW_REFCLK_COUNT] = {
487 	{
488 		.refclk = 48000000,
489 		.div = 0xe,
490 		.rnfrac = 0x2aaa8,
491 		.settle_time = 2400,
492 		.refdiv = 0,
493 		.outdiv = 1,
494 	},
495 	{
496 		.refclk = 19200000,
497 		.div = 0x24,
498 		.rnfrac = 0x2aaa8,
499 		.settle_time = 960,
500 		.refdiv = 0,
501 		.outdiv = 1,
502 	},
503 	{
504 		.refclk = 24000000,
505 		.div = 0x1d,
506 		.rnfrac = 0x15551,
507 		.settle_time = 1200,
508 		.refdiv = 0,
509 		.outdiv = 1,
510 	},
511 	{
512 		.refclk = 26000000,
513 		.div = 0x1b,
514 		.rnfrac = 0x4ec4,
515 		.settle_time = 1300,
516 		.refdiv = 0,
517 		.outdiv = 1,
518 	},
519 	{
520 		.refclk = 37400000,
521 		.div = 0x12,
522 		.rnfrac = 0x34b49,
523 		.settle_time = 1870,
524 		.refdiv = 0,
525 		.outdiv = 1,
526 	},
527 	{
528 		.refclk = 38400000,
529 		.div = 0x12,
530 		.rnfrac = 0x15551,
531 		.settle_time = 1920,
532 		.refdiv = 0,
533 		.outdiv = 1,
534 	},
535 	{
536 		.refclk = 40000000,
537 		.div = 0x12,
538 		.rnfrac = 0x26665,
539 		.settle_time = 2000,
540 		.refdiv = 0,
541 		.outdiv = 1,
542 	},
543 	{
544 		.refclk = 52000000,
545 		.div = 0x1b,
546 		.rnfrac = 0x4ec4,
547 		.settle_time = 2600,
548 		.refdiv = 0,
549 		.outdiv = 1,
550 	},
551 };
552 
ath10k_hw_fill_survey_time(struct ath10k * ar,struct survey_info * survey,u32 cc,u32 rcc,u32 cc_prev,u32 rcc_prev)553 void ath10k_hw_fill_survey_time(struct ath10k *ar, struct survey_info *survey,
554 				u32 cc, u32 rcc, u32 cc_prev, u32 rcc_prev)
555 {
556 	u32 cc_fix = 0;
557 	u32 rcc_fix = 0;
558 	enum ath10k_hw_cc_wraparound_type wraparound_type;
559 
560 	survey->filled |= SURVEY_INFO_TIME |
561 			  SURVEY_INFO_TIME_BUSY;
562 
563 	wraparound_type = ar->hw_params.cc_wraparound_type;
564 
565 	if (cc < cc_prev || rcc < rcc_prev) {
566 		switch (wraparound_type) {
567 		case ATH10K_HW_CC_WRAP_SHIFTED_ALL:
568 			if (cc < cc_prev) {
569 				cc_fix = 0x7fffffff;
570 				survey->filled &= ~SURVEY_INFO_TIME_BUSY;
571 			}
572 			break;
573 		case ATH10K_HW_CC_WRAP_SHIFTED_EACH:
574 			if (cc < cc_prev)
575 				cc_fix = 0x7fffffff;
576 
577 			if (rcc < rcc_prev)
578 				rcc_fix = 0x7fffffff;
579 			break;
580 		case ATH10K_HW_CC_WRAP_DISABLED:
581 			break;
582 		}
583 	}
584 
585 	cc -= cc_prev - cc_fix;
586 	rcc -= rcc_prev - rcc_fix;
587 
588 	survey->time = CCNT_TO_MSEC(ar, cc);
589 	survey->time_busy = CCNT_TO_MSEC(ar, rcc);
590 }
591 
592 /* The firmware does not support setting the coverage class. Instead this
593  * function monitors and modifies the corresponding MAC registers.
594  */
ath10k_hw_qca988x_set_coverage_class(struct ath10k * ar,int radio_idx,s16 value)595 static void ath10k_hw_qca988x_set_coverage_class(struct ath10k *ar,
596 						 int radio_idx,
597 						 s16 value)
598 {
599 	u32 slottime_reg;
600 	u32 slottime;
601 	u32 timeout_reg;
602 	u32 ack_timeout;
603 	u32 cts_timeout;
604 	u32 phyclk_reg;
605 	u32 phyclk;
606 	u64 fw_dbglog_mask;
607 	u32 fw_dbglog_level;
608 
609 	mutex_lock(&ar->conf_mutex);
610 
611 	/* Only modify registers if the core is started. */
612 	if ((ar->state != ATH10K_STATE_ON) &&
613 	    (ar->state != ATH10K_STATE_RESTARTED)) {
614 		spin_lock_bh(&ar->data_lock);
615 		/* Store config value for when radio boots up */
616 		ar->fw_coverage.coverage_class = value;
617 		spin_unlock_bh(&ar->data_lock);
618 		goto unlock;
619 	}
620 
621 	/* Retrieve the current values of the two registers that need to be
622 	 * adjusted.
623 	 */
624 	slottime_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
625 					     WAVE1_PCU_GBL_IFS_SLOT);
626 	timeout_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
627 					    WAVE1_PCU_ACK_CTS_TIMEOUT);
628 	phyclk_reg = ath10k_hif_read32(ar, WLAN_MAC_BASE_ADDRESS +
629 					   WAVE1_PHYCLK);
630 	phyclk = MS(phyclk_reg, WAVE1_PHYCLK_USEC) + 1;
631 
632 	if (value < 0)
633 		value = ar->fw_coverage.coverage_class;
634 
635 	/* Break out if the coverage class and registers have the expected
636 	 * value.
637 	 */
638 	if (value == ar->fw_coverage.coverage_class &&
639 	    slottime_reg == ar->fw_coverage.reg_slottime_conf &&
640 	    timeout_reg == ar->fw_coverage.reg_ack_cts_timeout_conf &&
641 	    phyclk_reg == ar->fw_coverage.reg_phyclk)
642 		goto unlock;
643 
644 	/* Store new initial register values from the firmware. */
645 	if (slottime_reg != ar->fw_coverage.reg_slottime_conf)
646 		ar->fw_coverage.reg_slottime_orig = slottime_reg;
647 	if (timeout_reg != ar->fw_coverage.reg_ack_cts_timeout_conf)
648 		ar->fw_coverage.reg_ack_cts_timeout_orig = timeout_reg;
649 	ar->fw_coverage.reg_phyclk = phyclk_reg;
650 
651 	/* Calculate new value based on the (original) firmware calculation. */
652 	slottime_reg = ar->fw_coverage.reg_slottime_orig;
653 	timeout_reg = ar->fw_coverage.reg_ack_cts_timeout_orig;
654 
655 	/* Do some sanity checks on the slottime register. */
656 	if (slottime_reg % phyclk) {
657 		ath10k_warn(ar,
658 			    "failed to set coverage class: expected integer microsecond value in register\n");
659 
660 		goto store_regs;
661 	}
662 
663 	slottime = MS(slottime_reg, WAVE1_PCU_GBL_IFS_SLOT);
664 	slottime = slottime / phyclk;
665 	if (slottime != 9 && slottime != 20) {
666 		ath10k_warn(ar,
667 			    "failed to set coverage class: expected slot time of 9 or 20us in HW register. It is %uus.\n",
668 			    slottime);
669 
670 		goto store_regs;
671 	}
672 
673 	/* Recalculate the register values by adding the additional propagation
674 	 * delay (3us per coverage class).
675 	 */
676 
677 	slottime = MS(slottime_reg, WAVE1_PCU_GBL_IFS_SLOT);
678 	slottime += value * 3 * phyclk;
679 	slottime = min_t(u32, slottime, WAVE1_PCU_GBL_IFS_SLOT_MAX);
680 	slottime = SM(slottime, WAVE1_PCU_GBL_IFS_SLOT);
681 	slottime_reg = (slottime_reg & ~WAVE1_PCU_GBL_IFS_SLOT_MASK) | slottime;
682 
683 	/* Update ack timeout (lower halfword). */
684 	ack_timeout = MS(timeout_reg, WAVE1_PCU_ACK_CTS_TIMEOUT_ACK);
685 	ack_timeout += 3 * value * phyclk;
686 	ack_timeout = min_t(u32, ack_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_MAX);
687 	ack_timeout = SM(ack_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_ACK);
688 
689 	/* Update cts timeout (upper halfword). */
690 	cts_timeout = MS(timeout_reg, WAVE1_PCU_ACK_CTS_TIMEOUT_CTS);
691 	cts_timeout += 3 * value * phyclk;
692 	cts_timeout = min_t(u32, cts_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_MAX);
693 	cts_timeout = SM(cts_timeout, WAVE1_PCU_ACK_CTS_TIMEOUT_CTS);
694 
695 	timeout_reg = ack_timeout | cts_timeout;
696 
697 	ath10k_hif_write32(ar,
698 			   WLAN_MAC_BASE_ADDRESS + WAVE1_PCU_GBL_IFS_SLOT,
699 			   slottime_reg);
700 	ath10k_hif_write32(ar,
701 			   WLAN_MAC_BASE_ADDRESS + WAVE1_PCU_ACK_CTS_TIMEOUT,
702 			   timeout_reg);
703 
704 	/* Ensure we have a debug level of WARN set for the case that the
705 	 * coverage class is larger than 0. This is important as we need to
706 	 * set the registers again if the firmware does an internal reset and
707 	 * this way we will be notified of the event.
708 	 */
709 	fw_dbglog_mask = ath10k_debug_get_fw_dbglog_mask(ar);
710 	fw_dbglog_level = ath10k_debug_get_fw_dbglog_level(ar);
711 
712 	if (value > 0) {
713 		if (fw_dbglog_level > ATH10K_DBGLOG_LEVEL_WARN)
714 			fw_dbglog_level = ATH10K_DBGLOG_LEVEL_WARN;
715 		fw_dbglog_mask = ~0;
716 	}
717 
718 	ath10k_wmi_dbglog_cfg(ar, fw_dbglog_mask, fw_dbglog_level);
719 
720 store_regs:
721 	/* After an error we will not retry setting the coverage class. */
722 	spin_lock_bh(&ar->data_lock);
723 	ar->fw_coverage.coverage_class = value;
724 	spin_unlock_bh(&ar->data_lock);
725 
726 	ar->fw_coverage.reg_slottime_conf = slottime_reg;
727 	ar->fw_coverage.reg_ack_cts_timeout_conf = timeout_reg;
728 
729 unlock:
730 	mutex_unlock(&ar->conf_mutex);
731 }
732 
733 /**
734  * ath10k_hw_qca6174_enable_pll_clock() - enable the qca6174 hw pll clock
735  * @ar: the ath10k blob
736  *
737  * This function is very hardware specific, the clock initialization
738  * steps is very sensitive and could lead to unknown crash, so they
739  * should be done in sequence.
740  *
741  * *** Be aware if you planned to refactor them. ***
742  *
743  * Return: 0 if successfully enable the pll, otherwise EINVAL
744  */
ath10k_hw_qca6174_enable_pll_clock(struct ath10k * ar)745 static int ath10k_hw_qca6174_enable_pll_clock(struct ath10k *ar)
746 {
747 	int ret, wait_limit;
748 	u32 clk_div_addr, pll_init_addr, speed_addr;
749 	u32 addr, reg_val, mem_val;
750 	struct ath10k_hw_params *hw;
751 	const struct ath10k_hw_clk_params *hw_clk;
752 
753 	hw = &ar->hw_params;
754 
755 	if (ar->regs->core_clk_div_address == 0 ||
756 	    ar->regs->cpu_pll_init_address == 0 ||
757 	    ar->regs->cpu_speed_address == 0)
758 		return -EINVAL;
759 
760 	clk_div_addr = ar->regs->core_clk_div_address;
761 	pll_init_addr = ar->regs->cpu_pll_init_address;
762 	speed_addr = ar->regs->cpu_speed_address;
763 
764 	/* Read efuse register to find out the right hw clock configuration */
765 	addr = (RTC_SOC_BASE_ADDRESS | EFUSE_OFFSET);
766 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
767 	if (ret)
768 		return -EINVAL;
769 
770 	/* sanitize if the hw refclk index is out of the boundary */
771 	if (MS(reg_val, EFUSE_XTAL_SEL) > ATH10K_HW_REFCLK_COUNT)
772 		return -EINVAL;
773 
774 	hw_clk = &hw->hw_clk[MS(reg_val, EFUSE_XTAL_SEL)];
775 
776 	/* Set the rnfrac and outdiv params to bb_pll register */
777 	addr = (RTC_SOC_BASE_ADDRESS | BB_PLL_CONFIG_OFFSET);
778 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
779 	if (ret)
780 		return -EINVAL;
781 
782 	reg_val &= ~(BB_PLL_CONFIG_FRAC_MASK | BB_PLL_CONFIG_OUTDIV_MASK);
783 	reg_val |= (SM(hw_clk->rnfrac, BB_PLL_CONFIG_FRAC) |
784 		    SM(hw_clk->outdiv, BB_PLL_CONFIG_OUTDIV));
785 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
786 	if (ret)
787 		return -EINVAL;
788 
789 	/* Set the correct settle time value to pll_settle register */
790 	addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_SETTLE_OFFSET);
791 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
792 	if (ret)
793 		return -EINVAL;
794 
795 	reg_val &= ~WLAN_PLL_SETTLE_TIME_MASK;
796 	reg_val |= SM(hw_clk->settle_time, WLAN_PLL_SETTLE_TIME);
797 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
798 	if (ret)
799 		return -EINVAL;
800 
801 	/* Set the clock_ctrl div to core_clk_ctrl register */
802 	addr = (RTC_SOC_BASE_ADDRESS | SOC_CORE_CLK_CTRL_OFFSET);
803 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
804 	if (ret)
805 		return -EINVAL;
806 
807 	reg_val &= ~SOC_CORE_CLK_CTRL_DIV_MASK;
808 	reg_val |= SM(1, SOC_CORE_CLK_CTRL_DIV);
809 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
810 	if (ret)
811 		return -EINVAL;
812 
813 	/* Set the clock_div register */
814 	mem_val = 1;
815 #if defined(__linux__)
816 	ret = ath10k_bmi_write_memory(ar, clk_div_addr, &mem_val,
817 #elif defined(__FreeBSD__)
818 	ret = ath10k_bmi_write_memory(ar, clk_div_addr, (u8 *)&mem_val,
819 #endif
820 				      sizeof(mem_val));
821 	if (ret)
822 		return -EINVAL;
823 
824 	/* Configure the pll_control register */
825 	addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET);
826 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
827 	if (ret)
828 		return -EINVAL;
829 
830 	reg_val |= (SM(hw_clk->refdiv, WLAN_PLL_CONTROL_REFDIV) |
831 		    SM(hw_clk->div, WLAN_PLL_CONTROL_DIV) |
832 		    SM(1, WLAN_PLL_CONTROL_NOPWD));
833 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
834 	if (ret)
835 		return -EINVAL;
836 
837 	/* busy wait (max 1s) the rtc_sync status register indicate ready */
838 	wait_limit = 100000;
839 	addr = (RTC_WMAC_BASE_ADDRESS | RTC_SYNC_STATUS_OFFSET);
840 	do {
841 		ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
842 		if (ret)
843 			return -EINVAL;
844 
845 		if (!MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING))
846 			break;
847 
848 		wait_limit--;
849 		udelay(10);
850 
851 	} while (wait_limit > 0);
852 
853 	if (MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING))
854 		return -EINVAL;
855 
856 	/* Unset the pll_bypass in pll_control register */
857 	addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET);
858 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
859 	if (ret)
860 		return -EINVAL;
861 
862 	reg_val &= ~WLAN_PLL_CONTROL_BYPASS_MASK;
863 	reg_val |= SM(0, WLAN_PLL_CONTROL_BYPASS);
864 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
865 	if (ret)
866 		return -EINVAL;
867 
868 	/* busy wait (max 1s) the rtc_sync status register indicate ready */
869 	wait_limit = 100000;
870 	addr = (RTC_WMAC_BASE_ADDRESS | RTC_SYNC_STATUS_OFFSET);
871 	do {
872 		ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
873 		if (ret)
874 			return -EINVAL;
875 
876 		if (!MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING))
877 			break;
878 
879 		wait_limit--;
880 		udelay(10);
881 
882 	} while (wait_limit > 0);
883 
884 	if (MS(reg_val, RTC_SYNC_STATUS_PLL_CHANGING))
885 		return -EINVAL;
886 
887 	/* Enable the hardware cpu clock register */
888 	addr = (RTC_SOC_BASE_ADDRESS | SOC_CPU_CLOCK_OFFSET);
889 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
890 	if (ret)
891 		return -EINVAL;
892 
893 	reg_val &= ~SOC_CPU_CLOCK_STANDARD_MASK;
894 	reg_val |= SM(1, SOC_CPU_CLOCK_STANDARD);
895 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
896 	if (ret)
897 		return -EINVAL;
898 
899 	/* unset the nopwd from pll_control register */
900 	addr = (RTC_WMAC_BASE_ADDRESS | WLAN_PLL_CONTROL_OFFSET);
901 	ret = ath10k_bmi_read_soc_reg(ar, addr, &reg_val);
902 	if (ret)
903 		return -EINVAL;
904 
905 	reg_val &= ~WLAN_PLL_CONTROL_NOPWD_MASK;
906 	ret = ath10k_bmi_write_soc_reg(ar, addr, reg_val);
907 	if (ret)
908 		return -EINVAL;
909 
910 	/* enable the pll_init register */
911 	mem_val = 1;
912 #if defined(__linux__)
913 	ret = ath10k_bmi_write_memory(ar, pll_init_addr, &mem_val,
914 #elif defined(__FreeBSD__)
915 	ret = ath10k_bmi_write_memory(ar, pll_init_addr, (u8 *)&mem_val,
916 #endif
917 				      sizeof(mem_val));
918 	if (ret)
919 		return -EINVAL;
920 
921 	/* set the target clock frequency to speed register */
922 #if defined(__linux__)
923 	ret = ath10k_bmi_write_memory(ar, speed_addr, &hw->target_cpu_freq,
924 #elif defined(__FreeBSD__)
925 	ret = ath10k_bmi_write_memory(ar, speed_addr, (u8 *)&hw->target_cpu_freq,
926 #endif
927 				      sizeof(hw->target_cpu_freq));
928 	if (ret)
929 		return -EINVAL;
930 
931 	return 0;
932 }
933 
934 /* Program CPU_ADDR_MSB to allow different memory
935  * region access.
936  */
ath10k_hw_map_target_mem(struct ath10k * ar,u32 msb)937 static void ath10k_hw_map_target_mem(struct ath10k *ar, u32 msb)
938 {
939 	u32 address = SOC_CORE_BASE_ADDRESS + FW_RAM_CONFIG_ADDRESS;
940 
941 	ath10k_hif_write32(ar, address, msb);
942 }
943 
944 /* 1. Write to memory region of target, such as IRAM and DRAM.
945  * 2. Target address( 0 ~ 00100000 & 0x00400000~0x00500000)
946  *    can be written directly. See ath10k_pci_targ_cpu_to_ce_addr() too.
947  * 3. In order to access the region other than the above,
948  *    we need to set the value of register CPU_ADDR_MSB.
949  * 4. Target memory access space is limited to 1M size. If the size is larger
950  *    than 1M, need to split it and program CPU_ADDR_MSB accordingly.
951  */
ath10k_hw_diag_segment_msb_download(struct ath10k * ar,const void * buffer,u32 address,u32 length)952 static int ath10k_hw_diag_segment_msb_download(struct ath10k *ar,
953 #if defined(__linux__)
954 					       const void *buffer,
955 #elif defined(__FreeBSD__)
956 					       const u8 *buffer,
957 #endif
958 					       u32 address,
959 					       u32 length)
960 {
961 	u32 addr = address & REGION_ACCESS_SIZE_MASK;
962 	int ret, remain_size, size;
963 	const u8 *buf;
964 
965 	ath10k_hw_map_target_mem(ar, CPU_ADDR_MSB_REGION_VAL(address));
966 
967 	if (addr + length > REGION_ACCESS_SIZE_LIMIT) {
968 		size = REGION_ACCESS_SIZE_LIMIT - addr;
969 		remain_size = length - size;
970 
971 		ret = ath10k_hif_diag_write(ar, address, buffer, size);
972 		if (ret) {
973 			ath10k_warn(ar,
974 				    "failed to download the first %d bytes segment to address:0x%x: %d\n",
975 				    size, address, ret);
976 			goto done;
977 		}
978 
979 		/* Change msb to the next memory region*/
980 		ath10k_hw_map_target_mem(ar,
981 					 CPU_ADDR_MSB_REGION_VAL(address) + 1);
982 		buf = buffer +  size;
983 		ret = ath10k_hif_diag_write(ar,
984 					    address & ~REGION_ACCESS_SIZE_MASK,
985 					    buf, remain_size);
986 		if (ret) {
987 			ath10k_warn(ar,
988 				    "failed to download the second %d bytes segment to address:0x%x: %d\n",
989 				    remain_size,
990 				    address & ~REGION_ACCESS_SIZE_MASK,
991 				    ret);
992 			goto done;
993 		}
994 	} else {
995 		ret = ath10k_hif_diag_write(ar, address, buffer, length);
996 		if (ret) {
997 			ath10k_warn(ar,
998 				    "failed to download the only %d bytes segment to address:0x%x: %d\n",
999 				    length, address, ret);
1000 			goto done;
1001 		}
1002 	}
1003 
1004 done:
1005 	/* Change msb to DRAM */
1006 	ath10k_hw_map_target_mem(ar,
1007 				 CPU_ADDR_MSB_REGION_VAL(DRAM_BASE_ADDRESS));
1008 	return ret;
1009 }
1010 
ath10k_hw_diag_segment_download(struct ath10k * ar,const void * buffer,u32 address,u32 length)1011 static int ath10k_hw_diag_segment_download(struct ath10k *ar,
1012 					   const void *buffer,
1013 					   u32 address,
1014 					   u32 length)
1015 {
1016 	if (address >= DRAM_BASE_ADDRESS + REGION_ACCESS_SIZE_LIMIT)
1017 		/* Needs to change MSB for memory write */
1018 		return ath10k_hw_diag_segment_msb_download(ar, buffer,
1019 							   address, length);
1020 	else
1021 		return ath10k_hif_diag_write(ar, address, buffer, length);
1022 }
1023 
ath10k_hw_diag_fast_download(struct ath10k * ar,u32 address,const void * buffer,u32 length)1024 int ath10k_hw_diag_fast_download(struct ath10k *ar,
1025 				 u32 address,
1026 				 const void *buffer,
1027 				 u32 length)
1028 {
1029 	const u8 *buf = buffer;
1030 	bool sgmt_end = false;
1031 	u32 base_addr = 0;
1032 	u32 base_len = 0;
1033 	u32 left = 0;
1034 #if defined(__linux__)
1035 	struct bmi_segmented_file_header *hdr;
1036 	struct bmi_segmented_metadata *metadata;
1037 #elif defined(__FreeBSD__)
1038 	const struct bmi_segmented_file_header *hdr;
1039 	const struct bmi_segmented_metadata *metadata;
1040 #endif
1041 	int ret = 0;
1042 
1043 	if (length < sizeof(*hdr))
1044 		return -EINVAL;
1045 
1046 	/* check firmware header. If it has no correct magic number
1047 	 * or it's compressed, returns error.
1048 	 */
1049 #if defined(__linux__)
1050 	hdr = (struct bmi_segmented_file_header *)buf;
1051 #elif defined(__FreeBSD__)
1052 	hdr = (const struct bmi_segmented_file_header *)buf;
1053 #endif
1054 	if (__le32_to_cpu(hdr->magic_num) != BMI_SGMTFILE_MAGIC_NUM) {
1055 		ath10k_dbg(ar, ATH10K_DBG_BOOT,
1056 			   "Not a supported firmware, magic_num:0x%x\n",
1057 			   hdr->magic_num);
1058 		return -EINVAL;
1059 	}
1060 
1061 	if (hdr->file_flags != 0) {
1062 		ath10k_dbg(ar, ATH10K_DBG_BOOT,
1063 			   "Not a supported firmware, file_flags:0x%x\n",
1064 			   hdr->file_flags);
1065 		return -EINVAL;
1066 	}
1067 
1068 #if defined(__linux__)
1069 	metadata = (struct bmi_segmented_metadata *)hdr->data;
1070 #elif defined(__FreeBSD__)
1071 	metadata = (const struct bmi_segmented_metadata *)hdr->data;
1072 #endif
1073 	left = length - sizeof(*hdr);
1074 
1075 	while (left > 0) {
1076 		if (left < sizeof(*metadata)) {
1077 			ath10k_warn(ar, "firmware segment is truncated: %d\n",
1078 				    left);
1079 			ret = -EINVAL;
1080 			break;
1081 		}
1082 		base_addr = __le32_to_cpu(metadata->addr);
1083 		base_len = __le32_to_cpu(metadata->length);
1084 		buf = metadata->data;
1085 		left -= sizeof(*metadata);
1086 
1087 		switch (base_len) {
1088 		case BMI_SGMTFILE_BEGINADDR:
1089 			/* base_addr is the start address to run */
1090 			ret = ath10k_bmi_set_start(ar, base_addr);
1091 			base_len = 0;
1092 			break;
1093 		case BMI_SGMTFILE_DONE:
1094 			/* no more segment */
1095 			base_len = 0;
1096 			sgmt_end = true;
1097 			ret = 0;
1098 			break;
1099 		case BMI_SGMTFILE_BDDATA:
1100 		case BMI_SGMTFILE_EXEC:
1101 			ath10k_warn(ar,
1102 				    "firmware has unsupported segment:%d\n",
1103 				    base_len);
1104 			ret = -EINVAL;
1105 			break;
1106 		default:
1107 			if (base_len > left) {
1108 				/* sanity check */
1109 				ath10k_warn(ar,
1110 					    "firmware has invalid segment length, %d > %d\n",
1111 					    base_len, left);
1112 				ret = -EINVAL;
1113 				break;
1114 			}
1115 
1116 			ret = ath10k_hw_diag_segment_download(ar,
1117 							      buf,
1118 							      base_addr,
1119 							      base_len);
1120 
1121 			if (ret)
1122 				ath10k_warn(ar,
1123 					    "failed to download firmware via diag interface:%d\n",
1124 					    ret);
1125 			break;
1126 		}
1127 
1128 		if (ret || sgmt_end)
1129 			break;
1130 
1131 #if defined(__linux__)
1132 		metadata = (struct bmi_segmented_metadata *)(buf + base_len);
1133 #elif defined(__FreeBSD__)
1134 		metadata = (const struct bmi_segmented_metadata *)(buf + base_len);
1135 #endif
1136 		left -= base_len;
1137 	}
1138 
1139 	if (ret == 0)
1140 		ath10k_dbg(ar, ATH10K_DBG_BOOT,
1141 			   "boot firmware fast diag download successfully.\n");
1142 	return ret;
1143 }
1144 
ath10k_htt_tx_rssi_enable(struct htt_resp * resp)1145 static int ath10k_htt_tx_rssi_enable(struct htt_resp *resp)
1146 {
1147 	return (resp->data_tx_completion.flags2 & HTT_TX_CMPL_FLAG_DATA_RSSI);
1148 }
1149 
ath10k_htt_tx_rssi_enable_wcn3990(struct htt_resp * resp)1150 static int ath10k_htt_tx_rssi_enable_wcn3990(struct htt_resp *resp)
1151 {
1152 	return (resp->data_tx_completion.flags2 &
1153 		HTT_TX_DATA_RSSI_ENABLE_WCN3990);
1154 }
1155 
ath10k_get_htt_tx_data_rssi_pad(struct htt_resp * resp)1156 static int ath10k_get_htt_tx_data_rssi_pad(struct htt_resp *resp)
1157 {
1158 	struct htt_data_tx_completion_ext extd;
1159 	int pad_bytes = 0;
1160 
1161 	if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_RETRIES)
1162 		pad_bytes += sizeof(extd.a_retries) /
1163 			     sizeof(extd.msdus_rssi[0]);
1164 
1165 	if (resp->data_tx_completion.flags2 & HTT_TX_DATA_APPEND_TIMESTAMP)
1166 		pad_bytes += sizeof(extd.t_stamp) / sizeof(extd.msdus_rssi[0]);
1167 
1168 	return pad_bytes;
1169 }
1170 
1171 const struct ath10k_hw_ops qca988x_ops = {
1172 	.set_coverage_class = ath10k_hw_qca988x_set_coverage_class,
1173 	.is_rssi_enable = ath10k_htt_tx_rssi_enable,
1174 };
1175 
1176 const struct ath10k_hw_ops qca99x0_ops = {
1177 	.is_rssi_enable = ath10k_htt_tx_rssi_enable,
1178 };
1179 
1180 const struct ath10k_hw_ops qca6174_ops = {
1181 	.set_coverage_class = ath10k_hw_qca988x_set_coverage_class,
1182 	.enable_pll_clk = ath10k_hw_qca6174_enable_pll_clock,
1183 	.is_rssi_enable = ath10k_htt_tx_rssi_enable,
1184 };
1185 
1186 const struct ath10k_hw_ops qca6174_sdio_ops = {
1187 	.enable_pll_clk = ath10k_hw_qca6174_enable_pll_clock,
1188 };
1189 
1190 const struct ath10k_hw_ops wcn3990_ops = {
1191 	.tx_data_rssi_pad_bytes = ath10k_get_htt_tx_data_rssi_pad,
1192 	.is_rssi_enable = ath10k_htt_tx_rssi_enable_wcn3990,
1193 };
1194