1 /*
2  * Copyright (c) 2017-2019, 2021 The Linux Foundation. All rights reserved.
3  * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
4  *
5  * Permission to use, copy, modify, and/or distribute this software for
6  * any purpose with or without fee is hereby granted, provided that the
7  * above copyright notice and this permission notice appear in all
8  * copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 #ifndef _HAL_REO_H_
21 #define _HAL_REO_H_
22 
23 #include <qdf_types.h>
24 /* HW headers */
25 #include <reo_descriptor_threshold_reached_status.h>
26 #include <reo_flush_queue.h>
27 #include <reo_flush_timeout_list_status.h>
28 #include <reo_unblock_cache.h>
29 #include <reo_flush_cache.h>
30 #include <reo_flush_queue_status.h>
31 #include <reo_get_queue_stats.h>
32 #include <reo_unblock_cache_status.h>
33 #include <reo_flush_cache_status.h>
34 #include <reo_flush_timeout_list.h>
35 #include <reo_get_queue_stats_status.h>
36 #include <reo_update_rx_reo_queue.h>
37 #include <reo_update_rx_reo_queue_status.h>
38 #include <tlv_tag_def.h>
39 
40 /* SW headers */
41 #include "hal_api.h"
42 #include "hal_rx_hw_defines.h"
43 
44 /*---------------------------------------------------------------------------
45   Preprocessor definitions and constants
46   ---------------------------------------------------------------------------*/
47 
48 /* TLV values */
49 #define HAL_REO_GET_QUEUE_STATS_TLV	WIFIREO_GET_QUEUE_STATS_E
50 #define HAL_REO_FLUSH_QUEUE_TLV		WIFIREO_FLUSH_QUEUE_E
51 #define HAL_REO_FLUSH_CACHE_TLV		WIFIREO_FLUSH_CACHE_E
52 #define HAL_REO_UNBLOCK_CACHE_TLV	WIFIREO_UNBLOCK_CACHE_E
53 #define HAL_REO_FLUSH_TIMEOUT_LIST_TLV	WIFIREO_FLUSH_TIMEOUT_LIST_E
54 #define HAL_REO_RX_UPDATE_QUEUE_TLV     WIFIREO_UPDATE_RX_REO_QUEUE_E
55 
56 #define HAL_REO_QUEUE_STATS_STATUS_TLV	WIFIREO_GET_QUEUE_STATS_STATUS_E
57 #define HAL_REO_FLUSH_QUEUE_STATUS_TLV	WIFIREO_FLUSH_QUEUE_STATUS_E
58 #define HAL_REO_FLUSH_CACHE_STATUS_TLV	WIFIREO_FLUSH_CACHE_STATUS_E
59 #define HAL_REO_UNBLK_CACHE_STATUS_TLV	WIFIREO_UNBLOCK_CACHE_STATUS_E
60 #define HAL_REO_TIMOUT_LIST_STATUS_TLV	WIFIREO_FLUSH_TIMEOUT_LIST_STATUS_E
61 #define HAL_REO_DESC_THRES_STATUS_TLV	\
62 	WIFIREO_DESCRIPTOR_THRESHOLD_REACHED_STATUS_E
63 #define HAL_REO_UPDATE_RX_QUEUE_STATUS_TLV WIFIREO_UPDATE_RX_REO_QUEUE_STATUS_E
64 
65 #define HAL_SET_FIELD(block, field, value) \
66 	((value << (block ## _ ## field ## _LSB)) &	\
67 	 (block ## _ ## field ## _MASK))
68 
69 #define HAL_GET_FIELD(block, field, value)		\
70 	((value & (block ## _ ## field ## _MASK)) >>	\
71 	 (block ## _ ## field ## _LSB))
72 
73 #define HAL_SET_TLV_HDR(desc, tag, len) \
74 	do {						\
75 		((struct tlv_32_hdr *) desc)->tlv_tag = tag;	\
76 		((struct tlv_32_hdr *) desc)->tlv_len = len;	\
77 	} while (0)
78 
79 #define HAL_GET_TLV(desc)	(((struct tlv_32_hdr *) desc)->tlv_tag)
80 
81 #define HAL_OFFSET_DW(_block, _field) (HAL_OFFSET(_block, _field) >> 2)
82 #define HAL_OFFSET_QW(_block, _field) (HAL_OFFSET(_block, _field) >> 3)
83 /* dword offsets in REO cmd TLV */
84 #define CMD_HEADER_DW_OFFSET	0
85 
86 /* TODO: See if the following definition is available in HW headers */
87 #define HAL_REO_OWNED 4
88 #define HAL_REO_QUEUE_DESC 8
89 
90 /* TODO: Using associated link desc counter 1 for Rx. Check with FW on
91  * how these counters are assigned
92  */
93 #define HAL_RX_LINK_DESC_CNTR 1
94 /* TODO: Following definition should be from HW headers */
95 #define HAL_DESC_REO_OWNED 4
96 
97 #ifndef TID_TO_WME_AC
98 /**
99  * enum hal_wme_access_category: Access category enums
100  * @WME_AC_BE: best effort
101  * @WME_AC_BK: background
102  * @WME_AC_VI: video
103  * @WME_AC_VO: voice
104  */
105 enum hal_wme_access_category {
106 	WME_AC_BE,
107 	WME_AC_BK,
108 	WME_AC_VI,
109 	WME_AC_VO
110 };
111 
112 #define TID_TO_WME_AC(_tid) ( \
113 	(((_tid) == 0) || ((_tid) == 3)) ? WME_AC_BE : \
114 	(((_tid) == 1) || ((_tid) == 2)) ? WME_AC_BK : \
115 	(((_tid) == 4) || ((_tid) == 5)) ? WME_AC_VI : \
116 	WME_AC_VO)
117 #endif
118 #define HAL_NON_QOS_TID 16
119 
120 /**
121  * enum reo_unblock_cache_type: Enum for unblock type in REO unblock command
122  * @UNBLOCK_RES_INDEX: Unblock a block resource
123  * @UNBLOCK_CACHE: Unblock cache
124  */
125 enum reo_unblock_cache_type {
126 	UNBLOCK_RES_INDEX	= 0,
127 	UNBLOCK_CACHE		= 1
128 };
129 
130 /**
131  * enum reo_thres_index_reg: Enum for reo descriptor usage counter for
132  *	which threshold status is being indicated.
133  * @reo_desc_counter0_threshold: counter0 reached threshold
134  * @reo_desc_counter1_threshold: counter1 reached threshold
135  * @reo_desc_counter2_threshold: counter2 reached threshold
136  * @reo_desc_counter_sum_threshold: Total count reached threshold
137  */
138 enum reo_thres_index_reg {
139 	reo_desc_counter0_threshold = 0,
140 	reo_desc_counter1_threshold = 1,
141 	reo_desc_counter2_threshold = 2,
142 	reo_desc_counter_sum_threshold = 3
143 };
144 
145 /**
146  * enum reo_cmd_exec_status: Enum for execution status of REO command
147  *
148  * @HAL_REO_CMD_SUCCESS: Command has successfully be executed
149  * @HAL_REO_CMD_BLOCKED: Command could not be executed as the queue or cache
150  *	was blocked
151  * @HAL_REO_CMD_FAILED: Command has encountered problems when executing, like
152  *	the queue descriptor not being valid
153  * @HAL_REO_CMD_RESOURCE_BLOCKED: Command could not be executed as a resource
154  *	was blocked
155  * @HAL_REO_CMD_DRAIN: Command was drained before it could be executed
156  */
157 enum reo_cmd_exec_status {
158 	HAL_REO_CMD_SUCCESS = 0,
159 	HAL_REO_CMD_BLOCKED = 1,
160 	HAL_REO_CMD_FAILED = 2,
161 	HAL_REO_CMD_RESOURCE_BLOCKED = 3,
162 	HAL_REO_CMD_DRAIN = 0xff
163 };
164 
165 /**
166  * struct hal_reo_cmd_params_std - Standard REO command parameters
167  * @need_status: Status required for the command
168  * @addr_lo: Lower 32 bits of REO queue descriptor address
169  * @addr_hi: Upper 8 bits of REO queue descriptor address
170  */
171 struct hal_reo_cmd_params_std {
172 	bool need_status;
173 	uint32_t addr_lo;
174 	uint8_t addr_hi;
175 };
176 
177 /**
178  * struct hal_reo_cmd_get_queue_stats_params - Parameters to
179  *                                             CMD_GET_QUEUE_STATScommand
180  * @clear: Clear stats after retrieving
181  */
182 struct hal_reo_cmd_get_queue_stats_params {
183 	bool clear;
184 };
185 
186 /**
187  * struct hal_reo_cmd_flush_queue_params - Parameters to CMD_FLUSH_QUEUE
188  * @block_use_after_flush: Block usage after flush till unblock command
189  * @index: Blocking resource to be used
190  */
191 struct hal_reo_cmd_flush_queue_params {
192 	bool block_use_after_flush;
193 	uint8_t index;
194 };
195 
196 /**
197  * struct hal_reo_cmd_flush_cache_params - Parameters to CMD_FLUSH_CACHE
198  * @fwd_mpdus_in_queue: Forward MPDUs before flushing descriptor
199  * @rel_block_index: Release blocking resource used earlier
200  * @cache_block_res_index: Blocking resource to be used
201  * @flush_no_inval: Flush without invalidatig descriptor
202  * @block_use_after_flush: Block usage after flush till unblock command
203  * @flush_entire_cache: Flush entire REO cache
204  * @flush_q_1k_desc:
205  */
206 struct hal_reo_cmd_flush_cache_params {
207 	bool fwd_mpdus_in_queue;
208 	bool rel_block_index;
209 	uint8_t cache_block_res_index;
210 	bool flush_no_inval;
211 	bool block_use_after_flush;
212 	bool flush_entire_cache;
213 	bool flush_q_1k_desc;
214 };
215 
216 /**
217  * struct hal_reo_cmd_unblock_cache_params - Parameters to CMD_UNBLOCK_CACHE
218  * @type: Unblock type (enum reo_unblock_cache_type)
219  * @index: Blocking index to be released
220  */
221 struct hal_reo_cmd_unblock_cache_params {
222 	enum reo_unblock_cache_type type;
223 	uint8_t index;
224 };
225 
226 /**
227  * struct hal_reo_cmd_flush_timeout_list_params - Parameters to
228  *                                                CMD_FLUSH_TIMEOUT_LIST
229  * @ac_list: AC timeout list to be flushed
230  * @min_rel_desc: Min. number of link descriptors to be release
231  * @min_fwd_buf: Min. number of buffers to be forwarded
232  */
233 struct hal_reo_cmd_flush_timeout_list_params {
234 	uint8_t ac_list;
235 	uint16_t min_rel_desc;
236 	uint16_t min_fwd_buf;
237 };
238 
239 /**
240  * struct hal_reo_cmd_update_queue_params - Parameters to
241  *                                          CMD_UPDATE_RX_REO_QUEUE
242  * @update_rx_queue_num: Update receive queue number
243  * @update_vld: Update valid bit
244  * @update_assoc_link_desc: Update associated link descriptor
245  * @update_disable_dup_detect: Update duplicate detection
246  * @update_soft_reorder_enab: Update soft reorder enable
247  * @update_ac: Update access category
248  * @update_bar: Update BAR received bit
249  * @update_rty: Update retry bit
250  * @update_chk_2k_mode: Update chk_2k_mode setting
251  * @update_oor_mode: Update OOR mode setting
252  * @update_ba_window_size: Update BA window size
253  * @update_pn_check_needed: Update pn_check_needed
254  * @update_pn_even: Update pn_even
255  * @update_pn_uneven: Update pn_uneven
256  * @update_pn_hand_enab: Update pn_handling_enable
257  * @update_pn_size: Update pn_size
258  * @update_ignore_ampdu: Update ignore_ampdu
259  * @update_svld: update svld
260  * @update_ssn: Update SSN
261  * @update_seq_2k_err_detect: Update seq_2k_err_detected flag
262  * @update_pn_err_detect: Update pn_err_detected flag
263  * @update_pn_valid: Update pn_valid
264  * @update_pn: Update PN
265  * @rx_queue_num: rx_queue_num to be updated
266  * @vld: valid bit to be updated
267  * @assoc_link_desc: assoc_link_desc counter
268  * @disable_dup_detect: disable_dup_detect to be updated
269  * @soft_reorder_enab: soft_reorder_enab to be updated
270  * @ac: AC to be updated
271  * @bar: BAR flag to be updated
272  * @rty: RTY flag to be updated
273  * @chk_2k_mode: check_2k_mode setting to be updated
274  * @oor_mode: oor_mode to be updated
275  * @pn_check_needed: pn_check_needed to be updated
276  * @pn_even: pn_even to be updated
277  * @pn_uneven: pn_uneven to be updated
278  * @pn_hand_enab: pn_handling_enable to be updated
279  * @ignore_ampdu: ignore_ampdu to be updated
280  * @ba_window_size: BA window size to be updated
281  * @pn_size: pn_size to be updated
282  * @svld: svld flag to be updated
283  * @ssn: SSN to be updated
284  * @seq_2k_err_detect: seq_2k_err_detected flag to be updated
285  * @pn_err_detect: pn_err_detected flag to be updated
286  * @pn_31_0: PN bits 31-0
287  * @pn_63_32: PN bits 63-32
288  * @pn_95_64: PN bits 95-64
289  * @pn_127_96: PN bits 127-96
290  */
291 struct hal_reo_cmd_update_queue_params {
292 	uint32_t update_rx_queue_num:1,
293 		update_vld:1,
294 		update_assoc_link_desc:1,
295 		update_disable_dup_detect:1,
296 		update_soft_reorder_enab:1,
297 		update_ac:1,
298 		update_bar:1,
299 		update_rty:1,
300 		update_chk_2k_mode:1,
301 		update_oor_mode:1,
302 		update_ba_window_size:1,
303 		update_pn_check_needed:1,
304 		update_pn_even:1,
305 		update_pn_uneven:1,
306 		update_pn_hand_enab:1,
307 		update_pn_size:1,
308 		update_ignore_ampdu:1,
309 		update_svld:1,
310 		update_ssn:1,
311 		update_seq_2k_err_detect:1,
312 		update_pn_err_detect:1,
313 		update_pn_valid:1,
314 		update_pn:1;
315 	uint32_t rx_queue_num:16,
316 		vld:1,
317 		assoc_link_desc:2,
318 		disable_dup_detect:1,
319 		soft_reorder_enab:1,
320 		ac:2,
321 		bar:1,
322 		rty:1,
323 		chk_2k_mode:1,
324 		oor_mode:1,
325 		pn_check_needed:1,
326 		pn_even:1,
327 		pn_uneven:1,
328 		pn_hand_enab:1,
329 		ignore_ampdu:1;
330 	uint32_t ba_window_size:15,
331 		pn_size:2,
332 		svld:1,
333 		ssn:12,
334 		seq_2k_err_detect:1,
335 		pn_err_detect:1;
336 	uint32_t pn_31_0:32;
337 	uint32_t pn_63_32:32;
338 	uint32_t pn_95_64:32;
339 	uint32_t pn_127_96:32;
340 };
341 
342 /**
343  * struct hal_reo_cmd_params - Common structure to pass REO command parameters
344  * @std: Standard parameters
345  * @u: Union of various REO command parameters
346  */
347 struct hal_reo_cmd_params {
348 	struct hal_reo_cmd_params_std std;
349 	union {
350 		struct hal_reo_cmd_get_queue_stats_params stats_params;
351 		struct hal_reo_cmd_flush_queue_params fl_queue_params;
352 		struct hal_reo_cmd_flush_cache_params fl_cache_params;
353 		struct hal_reo_cmd_unblock_cache_params unblk_cache_params;
354 		struct hal_reo_cmd_flush_timeout_list_params fl_tim_list_params;
355 		struct hal_reo_cmd_update_queue_params upd_queue_params;
356 	} u;
357 };
358 
359 /**
360  * struct hal_reo_status_header - Common REO status header
361  * @cmd_num: Command number
362  * @exec_time: execution time
363  * @status: command execution status
364  * @tstamp: Timestamp of status updated
365  */
366 struct hal_reo_status_header {
367 	uint16_t cmd_num;
368 	uint16_t exec_time;
369 	enum reo_cmd_exec_status status;
370 	uint32_t tstamp;
371 };
372 
373 /**
374  * struct hal_reo_queue_status - REO queue status structure
375  * @header: Common REO status header
376  * @ssn: SSN of current BA window
377  * @curr_idx: last forwarded pkt
378  * @pn_31_0:
379  * @pn_63_32:
380  * @pn_95_64:
381  * @pn_127_96: PN number bits extracted from IV field
382  * @last_rx_enq_tstamp: Last enqueue timestamp
383  * @last_rx_deq_tstamp: Last dequeue timestamp
384  * @rx_bitmap_31_0:
385  * @rx_bitmap_63_32:
386  * @rx_bitmap_95_64:
387  * @rx_bitmap_127_96:
388  * @rx_bitmap_159_128:
389  * @rx_bitmap_191_160:
390  * @rx_bitmap_223_192:
391  * @rx_bitmap_255_224: bits of rx bitmap where each bit corresponds to a frame
392  *	               held in re-order queue
393  * @curr_mpdu_cnt: Number of MPDUs in the queue
394  * @curr_msdu_cnt: Number of MSDUs in the queue
395  * @fwd_timeout_cnt: Frames forwarded due to timeout
396  * @fwd_bar_cnt: Frames forwarded BAR frame
397  * @dup_cnt: duplicate frames detected
398  * @frms_in_order_cnt: Frames received in order
399  * @bar_rcvd_cnt: BAR frame count
400  * @mpdu_frms_cnt: MPDUs processed by REO
401  * @msdu_frms_cnt: MSDUs processed by REO
402  * @total_cnt: frames processed by REO
403  * @late_recv_mpdu_cnt: received after window had moved on
404  * @win_jump_2k: 2K jump count
405  * @hole_cnt: sequence hole count
406  */
407 struct hal_reo_queue_status {
408 	struct hal_reo_status_header header;
409 	uint16_t ssn;
410 	uint8_t curr_idx;
411 	uint32_t pn_31_0, pn_63_32, pn_95_64, pn_127_96;
412 	uint32_t last_rx_enq_tstamp, last_rx_deq_tstamp;
413 	uint32_t rx_bitmap_31_0, rx_bitmap_63_32, rx_bitmap_95_64;
414 	uint32_t rx_bitmap_127_96, rx_bitmap_159_128, rx_bitmap_191_160;
415 	uint32_t rx_bitmap_223_192, rx_bitmap_255_224;
416 	uint8_t curr_mpdu_cnt, curr_msdu_cnt;
417 	uint8_t fwd_timeout_cnt, fwd_bar_cnt;
418 	uint16_t dup_cnt;
419 	uint32_t frms_in_order_cnt;
420 	uint8_t bar_rcvd_cnt;
421 	uint32_t mpdu_frms_cnt, msdu_frms_cnt, total_cnt;
422 	uint16_t late_recv_mpdu_cnt;
423 	uint8_t win_jump_2k;
424 	uint16_t hole_cnt;
425 };
426 
427 /**
428  * struct hal_reo_flush_queue_status - FLUSH_QUEUE status structure
429  * @header: Common REO status header
430  * @error: Error detected
431  */
432 struct hal_reo_flush_queue_status {
433 	struct hal_reo_status_header header;
434 	bool error;
435 };
436 
437 /**
438  * struct hal_reo_flush_cache_status - FLUSH_CACHE status structure
439  * @header: Common REO status header
440  * @error: Error detected
441  * @block_error: Blocking related error
442  * @cache_flush_status: Cache hit/miss
443  * @cache_flush_status_desc_type: type of descriptor flushed
444  * @cache_flush_cnt: number of lines actually flushed
445  */
446 struct hal_reo_flush_cache_status {
447 	struct hal_reo_status_header header;
448 	bool error;
449 	uint8_t block_error;
450 	bool cache_flush_status;
451 	uint8_t cache_flush_status_desc_type;
452 	uint8_t cache_flush_cnt;
453 };
454 
455 /**
456  * struct hal_reo_unblk_cache_status - UNBLOCK_CACHE status structure
457  * @header: Common REO status header
458  * @error: error detected
459  * @unblock_type: resource or cache
460  */
461 struct hal_reo_unblk_cache_status {
462 	struct hal_reo_status_header header;
463 	bool error;
464 	enum reo_unblock_cache_type unblock_type;
465 };
466 
467 /**
468  * struct hal_reo_flush_timeout_list_status - FLUSH_TIMEOUT_LIST status
469  *                                            structure
470  * @header: Common REO status header
471  * @error: error detected
472  * @list_empty: timeout list empty
473  * @rel_desc_cnt: number of link descriptors released
474  * @fwd_buf_cnt: number of buffers forwarded to REO destination ring
475  */
476 struct hal_reo_flush_timeout_list_status {
477 	struct hal_reo_status_header header;
478 	bool error;
479 	bool list_empty;
480 	uint16_t rel_desc_cnt;
481 	uint16_t fwd_buf_cnt;
482 };
483 
484 /**
485  * struct hal_reo_desc_thres_reached_status - desc_thres_reached status
486  *                                            structure
487  * @header: Common REO status header
488  * @thres_index: Index of descriptor threshold counter
489  * @link_desc_counter0: descriptor counter value
490  * @link_desc_counter1: descriptor counter value
491  * @link_desc_counter2: descriptor counter value
492  * @link_desc_counter_sum: overall descriptor count
493  */
494 struct hal_reo_desc_thres_reached_status {
495 	struct hal_reo_status_header header;
496 	enum reo_thres_index_reg thres_index;
497 	uint32_t link_desc_counter0, link_desc_counter1, link_desc_counter2;
498 	uint32_t link_desc_counter_sum;
499 };
500 
501 /**
502  * struct hal_reo_update_rx_queue_status - UPDATE_RX_QUEUE status structure
503  * @header: Common REO status header
504  */
505 struct hal_reo_update_rx_queue_status {
506 	struct hal_reo_status_header header;
507 };
508 
509 /**
510  * union hal_reo_status - Union to pass REO status to callbacks
511  * @queue_status: Refer to struct hal_reo_queue_status
512  * @fl_cache_status: Refer to struct hal_reo_flush_cache_status
513  * @fl_queue_status: Refer to struct hal_reo_flush_queue_status
514  * @fl_timeout_status: Refer to struct hal_reo_flush_timeout_list_status
515  * @unblk_cache_status: Refer to struct hal_reo_unblk_cache_status
516  * @thres_status: struct hal_reo_desc_thres_reached_status
517  * @rx_queue_status: struct hal_reo_update_rx_queue_status
518  */
519 union hal_reo_status {
520 	struct hal_reo_queue_status queue_status;
521 	struct hal_reo_flush_cache_status fl_cache_status;
522 	struct hal_reo_flush_queue_status fl_queue_status;
523 	struct hal_reo_flush_timeout_list_status fl_timeout_status;
524 	struct hal_reo_unblk_cache_status unblk_cache_status;
525 	struct hal_reo_desc_thres_reached_status thres_status;
526 	struct hal_reo_update_rx_queue_status rx_queue_status;
527 };
528 
529 #ifdef HAL_DISABLE_NON_BA_2K_JUMP_ERROR
hal_update_non_ba_win_size(int tid,uint32_t ba_window_size)530 static inline uint32_t hal_update_non_ba_win_size(int tid,
531 						  uint32_t ba_window_size)
532 {
533 	return ba_window_size;
534 }
535 #else
hal_update_non_ba_win_size(int tid,uint32_t ba_window_size)536 static inline uint32_t hal_update_non_ba_win_size(int tid,
537 						  uint32_t ba_window_size)
538 {
539 	if ((ba_window_size == 1) && (tid != HAL_NON_QOS_TID))
540 		ba_window_size++;
541 
542 	return ba_window_size;
543 }
544 #endif
545 
546 #define BLOCK_RES_MASK		0xF
hal_find_one_bit(uint8_t x)547 static inline uint8_t hal_find_one_bit(uint8_t x)
548 {
549 	uint8_t y = (x & (~x + 1)) & BLOCK_RES_MASK;
550 	uint8_t pos;
551 
552 	for (pos = 0; y; y >>= 1)
553 		pos++;
554 
555 	return pos-1;
556 }
557 
hal_find_zero_bit(uint8_t x)558 static inline uint8_t hal_find_zero_bit(uint8_t x)
559 {
560 	uint8_t y = (~x & (x+1)) & BLOCK_RES_MASK;
561 	uint8_t pos;
562 
563 	for (pos = 0; y; y >>= 1)
564 		pos++;
565 
566 	return pos-1;
567 }
568 
569 /* REO command ring routines */
570 
571 /**
572  * hal_uniform_desc_hdr_setup() - setup reo_queue_ext descriptor
573  * @desc: descriptor to setup
574  * @owner: owner info
575  * @buffer_type: buffer type
576  */
577 static inline void
hal_uniform_desc_hdr_setup(uint32_t * desc,uint32_t owner,uint32_t buffer_type)578 hal_uniform_desc_hdr_setup(uint32_t *desc, uint32_t owner, uint32_t buffer_type)
579 {
580 	HAL_DESC_SET_FIELD(desc, HAL_UNIFORM_DESCRIPTOR_HEADER, OWNER,
581 			   owner);
582 	HAL_DESC_SET_FIELD(desc, HAL_UNIFORM_DESCRIPTOR_HEADER, BUFFER_TYPE,
583 			   buffer_type);
584 }
585 
586 /**
587  * hal_reo_send_cmd() - Send reo cmd using the params provided.
588  * @hal_soc_hdl: HAL soc handle
589  * @hal_ring_hdl: srng handle
590  * @cmd: cmd ID
591  * @cmd_params: command params
592  *
593  * Return: cmd number
594  */
595 static inline int
hal_reo_send_cmd(hal_soc_handle_t hal_soc_hdl,hal_ring_handle_t hal_ring_hdl,enum hal_reo_cmd_type cmd,struct hal_reo_cmd_params * cmd_params)596 hal_reo_send_cmd(hal_soc_handle_t hal_soc_hdl,
597 		 hal_ring_handle_t  hal_ring_hdl,
598 		 enum hal_reo_cmd_type cmd,
599 		 struct hal_reo_cmd_params *cmd_params)
600 {
601 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
602 
603 	if (!hal_soc || !hal_soc->ops) {
604 		hal_err("hal handle is NULL");
605 		QDF_BUG(0);
606 		return -EINVAL;
607 	}
608 
609 	if (hal_soc->ops->hal_reo_send_cmd)
610 		return hal_soc->ops->hal_reo_send_cmd(hal_soc_hdl, hal_ring_hdl,
611 						      cmd, cmd_params);
612 
613 	return -EINVAL;
614 }
615 
616 #ifdef DP_UMAC_HW_RESET_SUPPORT
617 /**
618  * hal_register_reo_send_cmd() - Register Reo send command callback.
619  * @hal_soc_hdl: HAL soc handle
620  *
621  * Return: void
622  */
hal_register_reo_send_cmd(hal_soc_handle_t hal_soc_hdl)623 static inline void hal_register_reo_send_cmd(hal_soc_handle_t hal_soc_hdl)
624 {
625 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
626 
627 	if (!hal_soc || !hal_soc->ops) {
628 		hal_err("hal handle is NULL");
629 		QDF_BUG(0);
630 		return;
631 	}
632 
633 	if (hal_soc->ops->hal_register_reo_send_cmd)
634 		hal_soc->ops->hal_register_reo_send_cmd(hal_soc);
635 }
636 
637 /**
638  * hal_unregister_reo_send_cmd() - Unregister Reo send command callback.
639  * @hal_soc_hdl: HAL soc handle
640  *
641  * Return: void
642  */
643 static inline void
hal_unregister_reo_send_cmd(hal_soc_handle_t hal_soc_hdl)644 hal_unregister_reo_send_cmd(hal_soc_handle_t hal_soc_hdl)
645 {
646 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
647 
648 	if (!hal_soc || !hal_soc->ops) {
649 		hal_err("hal handle is NULL");
650 		QDF_BUG(0);
651 		return;
652 	}
653 
654 	if (hal_soc->ops->hal_unregister_reo_send_cmd)
655 		return hal_soc->ops->hal_unregister_reo_send_cmd(hal_soc);
656 }
657 
658 static inline void
hal_reset_rx_reo_tid_queue(hal_soc_handle_t hal_soc_hdl,void * hw_qdesc_vaddr,uint32_t size)659 hal_reset_rx_reo_tid_queue(hal_soc_handle_t hal_soc_hdl, void *hw_qdesc_vaddr,
660 			   uint32_t size)
661 {
662 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
663 
664 	if (hal_soc->ops->hal_reset_rx_reo_tid_q)
665 		hal_soc->ops->hal_reset_rx_reo_tid_q(hal_soc, hw_qdesc_vaddr,
666 						     size);
667 }
668 
669 #endif
670 
671 static inline QDF_STATUS
hal_reo_status_update(hal_soc_handle_t hal_soc_hdl,hal_ring_desc_t reo_desc,void * st_handle,uint32_t tlv,int * num_ref)672 hal_reo_status_update(hal_soc_handle_t hal_soc_hdl,
673 		      hal_ring_desc_t reo_desc, void *st_handle,
674 		      uint32_t tlv, int *num_ref)
675 {
676 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
677 
678 	if (hal_soc->ops->hal_reo_send_cmd)
679 		return hal_soc->ops->hal_reo_status_update(hal_soc_hdl,
680 							   reo_desc,
681 							   st_handle,
682 							   tlv, num_ref);
683 	return QDF_STATUS_E_FAILURE;
684 }
685 
686 /* REO Status ring routines */
hal_reo_qdesc_setup(hal_soc_handle_t hal_soc_hdl,int tid,uint32_t ba_window_size,uint32_t start_seq,void * hw_qdesc_vaddr,qdf_dma_addr_t hw_qdesc_paddr,int pn_type,uint8_t vdev_stats_id)687 static inline void hal_reo_qdesc_setup(hal_soc_handle_t hal_soc_hdl, int tid,
688 				       uint32_t ba_window_size,
689 			 uint32_t start_seq, void *hw_qdesc_vaddr,
690 			 qdf_dma_addr_t hw_qdesc_paddr,
691 			 int pn_type, uint8_t vdev_stats_id)
692 {
693 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
694 
695 	if (!hal_soc || !hal_soc->ops) {
696 		hal_err("hal handle is NULL");
697 		QDF_BUG(0);
698 		return;
699 	}
700 
701 	if (hal_soc->ops->hal_reo_qdesc_setup)
702 		hal_soc->ops->hal_reo_qdesc_setup(hal_soc_hdl, tid,
703 						  ba_window_size, start_seq,
704 						  hw_qdesc_vaddr,
705 						  hw_qdesc_paddr, pn_type,
706 						  vdev_stats_id);
707 }
708 
709 /**
710  * hal_get_ba_aging_timeout - Retrieve BA aging timeout
711  * @hal_soc_hdl: Opaque HAL SOC handle
712  * @ac: Access category
713  * @value: timeout duration in millisec
714  */
hal_get_ba_aging_timeout(hal_soc_handle_t hal_soc_hdl,uint8_t ac,uint32_t * value)715 static inline void hal_get_ba_aging_timeout(hal_soc_handle_t hal_soc_hdl,
716 					    uint8_t ac,
717 					    uint32_t *value)
718 {
719 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
720 
721 	hal_soc->ops->hal_get_ba_aging_timeout(hal_soc_hdl, ac, value);
722 }
723 
724 /**
725  * hal_set_ba_aging_timeout() - Set BA aging timeout
726  * @hal_soc_hdl: Opaque HAL SOC handle
727  * @ac: Access category
728  * @value: timeout duration value in millisec
729  */
hal_set_ba_aging_timeout(hal_soc_handle_t hal_soc_hdl,uint8_t ac,uint32_t value)730 static inline void hal_set_ba_aging_timeout(hal_soc_handle_t hal_soc_hdl,
731 					    uint8_t ac,
732 					    uint32_t value)
733 {
734 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
735 
736 	hal_soc->ops->hal_set_ba_aging_timeout(hal_soc_hdl, ac, value);
737 }
738 
739 /**
740  * hal_get_reo_reg_base_offset() - Get REO register base offset
741  * @hal_soc_hdl: HAL soc handle
742  *
743  * Return: REO register base
744  */
hal_get_reo_reg_base_offset(hal_soc_handle_t hal_soc_hdl)745 static inline uint32_t hal_get_reo_reg_base_offset(hal_soc_handle_t hal_soc_hdl)
746 {
747 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
748 
749 	return hal_soc->ops->hal_get_reo_reg_base_offset();
750 }
751 
752 static inline uint32_t
hal_gen_reo_remap_val(hal_soc_handle_t hal_soc_hdl,enum hal_reo_remap_reg remap_reg,uint8_t * ix0_map)753 hal_gen_reo_remap_val(hal_soc_handle_t hal_soc_hdl,
754 		      enum hal_reo_remap_reg remap_reg,
755 		      uint8_t *ix0_map)
756 {
757 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
758 
759 	if (!hal_soc || !hal_soc->ops) {
760 		hal_err("hal handle is NULL");
761 		QDF_BUG(0);
762 		return 0;
763 	}
764 
765 	if (hal_soc->ops->hal_gen_reo_remap_val)
766 		return hal_soc->ops->hal_gen_reo_remap_val(remap_reg, ix0_map);
767 
768 	return 0;
769 }
770 
771 static inline uint8_t
hal_get_tlv_hdr_size(hal_soc_handle_t hal_soc_hdl)772 hal_get_tlv_hdr_size(hal_soc_handle_t hal_soc_hdl)
773 {
774 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
775 
776 	if (hal_soc->ops->hal_get_tlv_hdr_size)
777 		return hal_soc->ops->hal_get_tlv_hdr_size();
778 
779 	return 0;
780 }
781 /* Function Proto-types */
782 
783 /**
784  * hal_reo_init_cmd_ring() - Initialize descriptors of REO command SRNG
785  *                           with command number
786  * @hal_soc_hdl: Handle to HAL SoC structure
787  * @hal_ring_hdl: Handle to HAL SRNG structure
788  *
789  * Return: none
790  */
791 void hal_reo_init_cmd_ring(hal_soc_handle_t hal_soc_hdl,
792 			   hal_ring_handle_t hal_ring_hdl);
793 
794 #ifdef REO_SHARED_QREF_TABLE_EN
795 /**
796  * hal_reo_shared_qaddr_setup(): Setup reo qref LUT
797  * @hal_soc_hdl: Hal soc pointer
798  * @reo_qref: REO QREF table to populate
799  *
800  * Allocate MLO and Non MLO table for storing REO queue
801  * reference pointers
802  *
803  * Return: QDF_STATUS_SUCCESS on success else a QDF error.
804  */
805 static inline QDF_STATUS
hal_reo_shared_qaddr_setup(hal_soc_handle_t hal_soc_hdl,struct reo_queue_ref_table * reo_qref)806 hal_reo_shared_qaddr_setup(hal_soc_handle_t hal_soc_hdl,
807 			   struct reo_queue_ref_table *reo_qref)
808 {
809 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
810 
811 	if (hal_soc->ops->hal_reo_shared_qaddr_setup)
812 		return hal_soc->ops->hal_reo_shared_qaddr_setup(hal_soc_hdl,
813 								reo_qref);
814 
815 	return QDF_STATUS_SUCCESS;
816 }
817 
818 /**
819  * hal_reo_shared_qaddr_detach(): Detach reo qref LUT
820  * @hal_soc_hdl: Hal soc pointer
821  *
822  * Detach MLO and Non MLO table start addr to HW reg
823  *
824  * Return: void
825  */
826 static inline void
hal_reo_shared_qaddr_detach(hal_soc_handle_t hal_soc_hdl)827 hal_reo_shared_qaddr_detach(hal_soc_handle_t hal_soc_hdl)
828 {
829 	struct hal_soc *hal_soc = (struct hal_soc *)hal_soc_hdl;
830 
831 	if (hal_soc->ops->hal_reo_shared_qaddr_detach)
832 		return hal_soc->ops->hal_reo_shared_qaddr_detach(hal_soc_hdl);
833 }
834 
835 #else
836 static inline QDF_STATUS
hal_reo_shared_qaddr_setup(hal_soc_handle_t hal_soc_hdl,struct reo_queue_ref_table * reo_qref)837 hal_reo_shared_qaddr_setup(hal_soc_handle_t hal_soc_hdl,
838 			   struct reo_queue_ref_table *reo_qref)
839 {
840 	return QDF_STATUS_SUCCESS;
841 }
842 
843 static inline void
hal_reo_shared_qaddr_detach(hal_soc_handle_t hal_soc_hdl)844 hal_reo_shared_qaddr_detach(hal_soc_handle_t hal_soc_hdl) {}
845 #endif /* REO_SHARED_QREF_TABLE_EN */
846 #endif /* _HAL_REO_H */
847