xref: /wlan-dirver/qca-wifi-host-cmn/dp/inc/cdp_txrx_mob_def.h (revision 27d564647e9b50e713c60b0d7e5ea2a9b0a3ae74)
1 /*
2  * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for
5  * any purpose with or without fee is hereby granted, provided that the
6  * above copyright notice and this permission notice appear in all
7  * copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16  * PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #ifndef __CDP_TXRX_MOB_DEF_H
20 #define __CDP_TXRX_MOB_DEF_H
21 #include <sir_types.h>
22 #include <htt.h>
23 
24 #define TX_WMM_AC_NUM	4
25 
26 #define OL_TXQ_PAUSE_REASON_FW                (1 << 0)
27 #define OL_TXQ_PAUSE_REASON_PEER_UNAUTHORIZED (1 << 1)
28 #define OL_TXQ_PAUSE_REASON_TX_ABORT          (1 << 2)
29 #define OL_TXQ_PAUSE_REASON_VDEV_STOP         (1 << 3)
30 #define OL_TXQ_PAUSE_REASON_THERMAL_MITIGATION (1 << 4)
31 
32 #define OL_TXRX_INVALID_NUM_PEERS (-1)
33 
34 #define OL_TXRX_MAC_ADDR_LEN 6
35 
36 
37 /* Maximum number of station supported by data path, including BC. */
38 #define WLAN_MAX_STA_COUNT  (HAL_NUM_STA)
39 
40 /* The symbolic station ID return to HDD to specify the packet is bc/mc */
41 #define WLAN_RX_BCMC_STA_ID (WLAN_MAX_STA_COUNT + 1)
42 
43 /* The symbolic station ID return to HDD to specify the packet is
44        to soft-AP itself */
45 #define WLAN_RX_SAP_SELF_STA_ID (WLAN_MAX_STA_COUNT + 2)
46 
47 /* is 802.11 address multicast/broadcast? */
48 #define IEEE80211_IS_MULTICAST(_a)  (*(_a) & 0x01)
49 
50 #define MAX_PEERS 32
51 
52 /*
53  * Bins used for reporting delay histogram:
54  * bin 0:  0 - 10  ms delay
55  * bin 1: 10 - 20  ms delay
56  * bin 2: 20 - 40  ms delay
57  * bin 3: 40 - 80  ms delay
58  * bin 4: 80 - 160 ms delay
59  * bin 5: > 160 ms delay
60  */
61 #define QCA_TX_DELAY_HIST_REPORT_BINS 6
62 
63 /* BA actions */
64 #define IEEE80211_ACTION_BA_ADDBA_REQUEST       0       /* ADDBA request */
65 #define IEEE80211_ACTION_BA_ADDBA_RESPONSE      1       /* ADDBA response */
66 #define IEEE80211_ACTION_BA_DELBA               2       /* DELBA */
67 
68 #define IEEE80211_BA_POLICY_DELAYED      0
69 #define IEEE80211_BA_POLICY_IMMEDIATE    1
70 #define IEEE80211_BA_AMSDU_SUPPORTED     1
71 
72 /**
73  * enum netif_action_type - Type of actions on netif queues
74  * @WLAN_STOP_ALL_NETIF_QUEUE: stop all netif queues
75  * @WLAN_START_ALL_NETIF_QUEUE: start all netif queues
76  * @WLAN_WAKE_ALL_NETIF_QUEUE: wake all netif queues
77  * @WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER: stop all queues and off carrier
78  * @WLAN_START_ALL_NETIF_QUEUE_N_CARRIER: start all queues and on carrier
79  * @WLAN_NETIF_TX_DISABLE: disable tx
80  * @WLAN_NETIF_TX_DISABLE_N_CARRIER: disable tx and off carrier
81  * @WLAN_NETIF_CARRIER_ON: on carrier
82  * @WLAN_NETIF_CARRIER_OFF: off carrier
83  * @WLAN_NETIF_PRIORITY_QUEUE_ON: start priority netif queues
84  * @WLAN_NETIF_PRIORITY_QUEUE_OFF: stop priority netif queues
85  * @WLAN_WAKE_NON_PRIORITY_QUEUE: wake non priority netif queues
86  * @WLAN_STOP_NON_PRIORITY_QUEUE: stop non priority netif queues
87  */
88 enum netif_action_type {
89 	WLAN_STOP_ALL_NETIF_QUEUE = 1,
90 	WLAN_START_ALL_NETIF_QUEUE,
91 	WLAN_WAKE_ALL_NETIF_QUEUE,
92 	WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER,
93 	WLAN_START_ALL_NETIF_QUEUE_N_CARRIER,
94 	WLAN_NETIF_TX_DISABLE,
95 	WLAN_NETIF_TX_DISABLE_N_CARRIER,
96 	WLAN_NETIF_CARRIER_ON,
97 	WLAN_NETIF_CARRIER_OFF,
98 	WLAN_NETIF_PRIORITY_QUEUE_ON,
99 	WLAN_NETIF_PRIORITY_QUEUE_OFF,
100 	WLAN_NETIF_VO_QUEUE_ON,
101 	WLAN_NETIF_VO_QUEUE_OFF,
102 	WLAN_NETIF_VI_QUEUE_ON,
103 	WLAN_NETIF_VI_QUEUE_OFF,
104 	WLAN_NETIF_BE_BK_QUEUE_OFF,
105 	WLAN_WAKE_NON_PRIORITY_QUEUE,
106 	WLAN_STOP_NON_PRIORITY_QUEUE,
107 	WLAN_NETIF_ACTION_TYPE_MAX,
108 };
109 
110 /**
111  * enum netif_reason_type - reason for netif queue action
112  * @WLAN_CONTROL_PATH: action from control path
113  * @WLAN_DATA_FLOW_CONTROL: because of flow control
114  * @WLAN_FW_PAUSE: because of firmware pause
115  * @WLAN_TX_ABORT: because of tx abort
116  * @WLAN_VDEV_STOP: because of vdev stop
117  * @WLAN_PEER_UNAUTHORISED: because of peer is unauthorised
118  * @WLAN_THERMAL_MITIGATION: because of thermal mitigation
119  */
120 enum netif_reason_type {
121 	WLAN_CONTROL_PATH = 1,
122 	WLAN_DATA_FLOW_CONTROL,
123 	WLAN_FW_PAUSE,
124 	WLAN_TX_ABORT,
125 	WLAN_VDEV_STOP,
126 	WLAN_PEER_UNAUTHORISED,
127 	WLAN_THERMAL_MITIGATION,
128 	WLAN_DATA_FLOW_CONTROL_PRIORITY,
129 	WLAN_REASON_TYPE_MAX,
130 };
131 
132 enum ol_rx_err_type {
133 	OL_RX_ERR_DEFRAG_MIC,
134 	OL_RX_ERR_PN,
135 	OL_RX_ERR_UNKNOWN_PEER,
136 	OL_RX_ERR_MALFORMED,
137 	OL_RX_ERR_TKIP_MIC,
138 	OL_RX_ERR_DECRYPT,
139 	OL_RX_ERR_MPDU_LENGTH,
140 	OL_RX_ERR_ENCRYPT_REQUIRED,
141 	OL_RX_ERR_DUP,
142 	OL_RX_ERR_UNKNOWN,
143 	OL_RX_ERR_FCS,
144 	OL_RX_ERR_PRIVACY,
145 	OL_RX_ERR_NONE_FRAG,
146 	OL_RX_ERR_NONE = 0xFF
147 };
148 
149 enum throttle_level {
150 	THROTTLE_LEVEL_0,
151 	THROTTLE_LEVEL_1,
152 	THROTTLE_LEVEL_2,
153 	THROTTLE_LEVEL_3,
154 	/* Invalid */
155 	THROTTLE_LEVEL_MAX,
156 };
157 
158 enum {
159 	OL_TX_WMM_AC_BE,
160 	OL_TX_WMM_AC_BK,
161 	OL_TX_WMM_AC_VI,
162 	OL_TX_WMM_AC_VO,
163 	OL_TX_NUM_WMM_AC
164 };
165 
166 /**
167  * @enum ol_tx_spec
168  * @brief indicate what non-standard transmission actions to apply
169  * @details
170  *  Indicate one or more of the following:
171  *    - The tx frame already has a complete 802.11 header.
172  *      Thus, skip 802.3/native-WiFi to 802.11 header encapsulation and
173  *      A-MSDU aggregation.
174  *    - The tx frame should not be aggregated (A-MPDU or A-MSDU)
175  *    - The tx frame is already encrypted - don't attempt encryption.
176  *    - The tx frame is a segment of a TCP jumbo frame.
177  *    - This tx frame should not be unmapped and freed by the txrx layer
178  *      after transmission, but instead given to a registered tx completion
179  *      callback.
180  *  More than one of these specification can apply, though typically
181  *  only a single specification is applied to a tx frame.
182  *  A compound specification can be created, as a bit-OR of these
183  *  specifications.
184  */
185 enum ol_tx_spec {
186 	OL_TX_SPEC_STD = 0x0,   /* do regular processing */
187 	OL_TX_SPEC_RAW = 0x1,   /* skip encap + A-MSDU aggr */
188 	OL_TX_SPEC_NO_AGGR = 0x2,       /* skip encap + all aggr */
189 	OL_TX_SPEC_NO_ENCRYPT = 0x4,    /* skip encap + encrypt */
190 	OL_TX_SPEC_TSO = 0x8,   /* TCP segmented */
191 	OL_TX_SPEC_NWIFI_NO_ENCRYPT = 0x10,     /* skip encrypt for nwifi */
192 	OL_TX_SPEC_NO_FREE = 0x20,      /* give to cb rather than free */
193 };
194 
195 /**
196  * @enum peer_debug_id_type: debug ids to track peer get_ref and release_ref
197  * @brief Unique peer debug IDs to track the callers. Each new usage can add to
198  *        this enum list to create a new "PEER_DEBUG_ID_".
199  * @PEER_DEBUG_ID_OL_INTERNAL: debug id for OL internal usage
200  * @PEER_DEBUG_ID_WMA_PKT_DROP: debug id for wma_is_pkt_drop_candidate API
201  * @PEER_DEBUG_ID_WMA_ADDBA_REQ: debug id for ADDBA request
202  * @PEER_DEBUG_ID_WMA_DELBA_REQ: debug id for DELBA request
203  * @PEER_DEBUG_ID_LIM_SEND_ADDBA_RESP: debug id for send ADDBA response
204  * @PEER_DEBUG_ID_OL_RX_THREAD: debug id for rx thread
205  * @PEER_DEBUG_ID_WMA_CCMP_REPLAY_ATTACK: debug id for CCMP replay
206  * @PEER_DEBUG_ID_WMA_DEL_BSS:debug id for remove BSS
207  * @PEER_DEBUG_ID_WMA_VDEV_STOP_RESP:debug id for vdev stop response handler
208  * @PEER_DEBUG_ID_OL_PEER_MAP:debug id for peer map/unmap
209  * @PEER_DEBUG_ID_OL_PEER_ATTACH: debug id for peer attach/detach
210  * @PEER_DEBUG_ID_OL_TXQ_VDEV_FL: debug id for vdev flush
211  * @PEER_DEBUG_ID_OL_HASH_ERS:debug id for peer find hash erase
212  * @PEER_DEBUG_ID_MAX: debug id MAX
213  */
214 enum peer_debug_id_type {
215 	PEER_DEBUG_ID_OL_INTERNAL,
216 	PEER_DEBUG_ID_WMA_PKT_DROP,
217 	PEER_DEBUG_ID_WMA_ADDBA_REQ,
218 	PEER_DEBUG_ID_WMA_DELBA_REQ,
219 	PEER_DEBUG_ID_LIM_SEND_ADDBA_RESP,
220 	PEER_DEBUG_ID_OL_RX_THREAD,
221 	PEER_DEBUG_ID_WMA_CCMP_REPLAY_ATTACK,
222 	PEER_DEBUG_ID_WMA_DEL_BSS,
223 	PEER_DEBUG_ID_WMA_VDEV_STOP_RESP,
224 	PEER_DEBUG_ID_OL_PEER_MAP,
225 	PEER_DEBUG_ID_OL_PEER_ATTACH,
226 	PEER_DEBUG_ID_OL_TXQ_VDEV_FL,
227 	PEER_DEBUG_ID_OL_HASH_ERS,
228 	PEER_DEBUG_ID_MAX
229 };
230 
231 /**
232  * struct ol_txrx_desc_type - txrx descriptor type
233  * @sta_id: sta id
234  * @is_qos_enabled: is station qos enabled
235  * @is_wapi_supported: is station wapi supported
236  */
237 struct ol_txrx_desc_type {
238 	uint8_t sta_id;
239 	uint8_t is_qos_enabled;
240 	uint8_t is_wapi_supported;
241 };
242 
243 /**
244  * struct ol_tx_sched_wrr_ac_specs_t - the wrr ac specs params structure
245  * @wrr_skip_weight: map to ol_tx_sched_wrr_adv_category_info_t.specs.
246  *                            wrr_skip_weight
247  * @credit_threshold: map to ol_tx_sched_wrr_adv_category_info_t.specs.
248  *                            credit_threshold
249  * @send_limit: map to ol_tx_sched_wrr_adv_category_info_t.specs.
250  *                            send_limit
251  * @credit_reserve: map to ol_tx_sched_wrr_adv_category_info_t.specs.
252  *                            credit_reserve
253  * @discard_weight: map to ol_tx_sched_wrr_adv_category_info_t.specs.
254  *                            discard_weight
255  *
256  * This structure is for wrr ac specs params set from user, it will update
257  * its content corresponding to the ol_tx_sched_wrr_adv_category_info_t.specs.
258  */
259 struct ol_tx_sched_wrr_ac_specs_t {
260 	int wrr_skip_weight;
261 	uint32_t credit_threshold;
262 	uint16_t send_limit;
263 	int credit_reserve;
264 	int discard_weight;
265 };
266 
267 /**
268  * struct txrx_pdev_cfg_param_t - configuration information
269  * passed to the data path
270  */
271 struct txrx_pdev_cfg_param_t {
272 	uint8_t is_full_reorder_offload;
273 	/* IPA Micro controller data path offload enable flag */
274 	uint8_t is_uc_offload_enabled;
275 	/* IPA Micro controller data path offload TX buffer count */
276 	uint32_t uc_tx_buffer_count;
277 	/* IPA Micro controller data path offload TX buffer size */
278 	uint32_t uc_tx_buffer_size;
279 	/* IPA Micro controller data path offload RX indication ring count */
280 	uint32_t uc_rx_indication_ring_count;
281 	/* IPA Micro controller data path offload TX partition base */
282 	uint32_t uc_tx_partition_base;
283 	/* IP, TCP and UDP checksum offload */
284 	bool ip_tcp_udp_checksum_offload;
285 	/* Rx processing in thread from TXRX */
286 	bool enable_rxthread;
287 	/* CE classification enabled through INI */
288 	bool ce_classify_enabled;
289 #ifdef QCA_LL_TX_FLOW_CONTROL_V2
290 	/* Threshold to stop queue in percentage */
291 	uint32_t tx_flow_stop_queue_th;
292 	/* Start queue offset in percentage */
293 	uint32_t tx_flow_start_queue_offset;
294 #endif
295 
296 	struct ol_tx_sched_wrr_ac_specs_t ac_specs[TX_WMM_AC_NUM];
297 	bool gro_enable;
298 	bool tso_enable;
299 	bool lro_enable;
300 	bool enable_data_stall_detection;
301 	bool enable_flow_steering;
302 	bool disable_intra_bss_fwd;
303 };
304 
305 #ifdef IPA_OFFLOAD
306 /**
307  * ol_txrx_ipa_resources - Resources needed for IPA
308  */
309 struct ol_txrx_ipa_resources {
310 	qdf_shared_mem_t *ce_sr;
311 	uint32_t ce_sr_ring_size;
312 	qdf_dma_addr_t ce_reg_paddr;
313 
314 	qdf_shared_mem_t *tx_comp_ring;
315 	uint32_t tx_num_alloc_buffer;
316 
317 	qdf_shared_mem_t *rx_rdy_ring;
318 	qdf_shared_mem_t *rx_proc_done_idx;
319 
320 	qdf_shared_mem_t *rx2_rdy_ring;
321 	qdf_shared_mem_t *rx2_proc_done_idx;
322 
323 	/* IPA UC doorbell registers paddr */
324 	qdf_dma_addr_t tx_comp_doorbell_dmaaddr;
325 	qdf_dma_addr_t rx_ready_doorbell_dmaaddr;
326 
327 	uint32_t tx_pipe_handle;
328 	uint32_t rx_pipe_handle;
329 };
330 #endif
331 
332 struct ol_txrx_ocb_chan_info {
333 	uint32_t chan_freq;
334 	uint16_t disable_rx_stats_hdr:1;
335 };
336 
337 /**
338  * ol_mic_error_info - carries the information associated with
339  * a MIC error
340  * @vdev_id: virtual device ID
341  * @key_id: Key ID
342  * @pn: packet number
343  * @sa: source address
344  * @da: destination address
345  * @ta: transmitter address
346  */
347 struct ol_mic_error_info {
348 	uint8_t vdev_id;
349 	uint32_t key_id;
350 	uint64_t pn;
351 	uint8_t sa[OL_TXRX_MAC_ADDR_LEN];
352 	uint8_t da[OL_TXRX_MAC_ADDR_LEN];
353 	uint8_t ta[OL_TXRX_MAC_ADDR_LEN];
354 };
355 
356 /**
357  * ol_error_info - carries the information associated with an
358  * error indicated by the firmware
359  * @mic_err: MIC error information
360  */
361 struct ol_error_info {
362 	union {
363 		struct ol_mic_error_info mic_err;
364 	} u;
365 };
366 
367 
368 /**
369  * struct ol_txrx_ocb_set_chan - txrx OCB channel info
370  * @ocb_channel_count: Channel count
371  * @ocb_channel_info: OCB channel info
372  */
373 struct ol_txrx_ocb_set_chan {
374 	uint32_t ocb_channel_count;
375 	struct ol_txrx_ocb_chan_info *ocb_channel_info;
376 };
377 
378 /**
379  * @brief Parameter type to pass WMM setting to ol_txrx_set_wmm_param
380  * @details
381  *   The struct is used to specify informaiton to update TX WMM scheduler.
382  */
383 struct ol_tx_ac_param_t {
384 	uint32_t aifs;
385 	uint32_t cwmin;
386 	uint32_t cwmax;
387 };
388 
389 struct ol_tx_wmm_param_t {
390 	struct ol_tx_ac_param_t ac[OL_TX_NUM_WMM_AC];
391 };
392 
393 struct ieee80211_ba_parameterset {
394 #if _BYTE_ORDER == _BIG_ENDIAN
395 	uint16_t buffersize:10, /* B6-15  buffer size */
396 		 tid:4,       /* B2-5   TID */
397 		 bapolicy:1,  /* B1   block ack policy */
398 		 amsdusupported:1; /* B0   amsdu supported */
399 #else
400 	uint16_t amsdusupported:1,      /* B0   amsdu supported */
401 		 bapolicy:1,  /* B1   block ack policy */
402 		 tid:4,       /* B2-5   TID */
403 		 buffersize:10; /* B6-15  buffer size */
404 #endif
405 } __packed;
406 
407 struct ieee80211_ba_seqctrl {
408 #if _BYTE_ORDER == _BIG_ENDIAN
409 	uint16_t startseqnum:12,        /* B4-15  starting sequence number */
410 		 fragnum:4;   /* B0-3  fragment number */
411 #else
412 	uint16_t fragnum:4,     /* B0-3  fragment number */
413 		 startseqnum:12; /* B4-15  starting sequence number */
414 #endif
415 } __packed;
416 
417 struct ieee80211_delba_parameterset {
418 #if _BYTE_ORDER == _BIG_ENDIAN
419 	uint16_t tid:4,         /* B12-15  tid */
420 		 initiator:1, /* B11     initiator */
421 		 reserved0:11; /* B0-10   reserved */
422 #else
423 	uint16_t reserved0:11,  /* B0-10   reserved */
424 		 initiator:1, /* B11     initiator */
425 		 tid:4;       /* B12-15  tid */
426 #endif
427 } __packed;
428 
429 /**
430  * ol_txrx_vdev_peer_remove_cb - wma_remove_peer callback
431  */
432 typedef void (*ol_txrx_vdev_peer_remove_cb)(void *handle, uint8_t *bssid,
433 		uint8_t vdev_id, void *peer);
434 
435 /**
436  * @typedef tx_pause_callback
437  * @brief OSIF function registered with the data path
438  */
439 typedef void (*tx_pause_callback)(uint8_t vdev_id,
440 		enum netif_action_type action,
441 		enum netif_reason_type reason);
442 
443 typedef void (*ipa_uc_op_cb_type)(uint8_t *op_msg,
444 			void *osif_ctxt);
445 
446 /**
447  * struct ol_rx_inv_peer_params - rx invalid peer data parameters
448  * @vdev_id: Virtual device ID
449  * @ra: RX data receiver MAC address
450  * @ta: RX data transmitter MAC address
451  */
452 struct ol_rx_inv_peer_params {
453 	uint8_t vdev_id;
454 	uint8_t ra[OL_TXRX_MAC_ADDR_LEN];
455 	uint8_t ta[OL_TXRX_MAC_ADDR_LEN];
456 };
457 
458 #endif /* __CDP_TXRX_MOB_DEF_H */
459