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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 	Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
4 	<http://rt2x00.serialmonkey.com>
5 
6  */
7 
8 /*
9 	Module: rt61pci
10 	Abstract: Data structures and registers for the rt61pci module.
11 	Supported chipsets: RT2561, RT2561s, RT2661.
12  */
13 
14 #ifndef RT61PCI_H
15 #define RT61PCI_H
16 
17 /*
18  * RT chip PCI IDs.
19  */
20 #define RT2561s_PCI_ID			0x0301
21 #define RT2561_PCI_ID			0x0302
22 #define RT2661_PCI_ID			0x0401
23 
24 /*
25  * RF chip defines.
26  */
27 #define RF5225				0x0001
28 #define RF5325				0x0002
29 #define RF2527				0x0003
30 #define RF2529				0x0004
31 
32 /*
33  * Signal information.
34  * Default offset is required for RSSI <-> dBm conversion.
35  */
36 #define DEFAULT_RSSI_OFFSET		120
37 
38 /*
39  * Register layout information.
40  */
41 #define CSR_REG_BASE			0x3000
42 #define CSR_REG_SIZE			0x04b0
43 #define EEPROM_BASE			0x0000
44 #define EEPROM_SIZE			0x0100
45 #define BBP_BASE			0x0000
46 #define BBP_SIZE			0x0080
47 #define RF_BASE				0x0004
48 #define RF_SIZE				0x0010
49 
50 /*
51  * Number of TX queues.
52  */
53 #define NUM_TX_QUEUES			4
54 
55 /*
56  * PCI registers.
57  */
58 
59 /*
60  * HOST_CMD_CSR: For HOST to interrupt embedded processor
61  */
62 #define HOST_CMD_CSR			0x0008
63 #define HOST_CMD_CSR_HOST_COMMAND	FIELD32(0x0000007f)
64 #define HOST_CMD_CSR_INTERRUPT_MCU	FIELD32(0x00000080)
65 
66 /*
67  * MCU_CNTL_CSR
68  * SELECT_BANK: Select 8051 program bank.
69  * RESET: Enable 8051 reset state.
70  * READY: Ready state for 8051.
71  */
72 #define MCU_CNTL_CSR			0x000c
73 #define MCU_CNTL_CSR_SELECT_BANK	FIELD32(0x00000001)
74 #define MCU_CNTL_CSR_RESET		FIELD32(0x00000002)
75 #define MCU_CNTL_CSR_READY		FIELD32(0x00000004)
76 
77 /*
78  * SOFT_RESET_CSR
79  * FORCE_CLOCK_ON: Host force MAC clock ON
80  */
81 #define SOFT_RESET_CSR			0x0010
82 #define SOFT_RESET_CSR_FORCE_CLOCK_ON	FIELD32(0x00000002)
83 
84 /*
85  * MCU_INT_SOURCE_CSR: MCU interrupt source/mask register.
86  */
87 #define MCU_INT_SOURCE_CSR		0x0014
88 #define MCU_INT_SOURCE_CSR_0		FIELD32(0x00000001)
89 #define MCU_INT_SOURCE_CSR_1		FIELD32(0x00000002)
90 #define MCU_INT_SOURCE_CSR_2		FIELD32(0x00000004)
91 #define MCU_INT_SOURCE_CSR_3		FIELD32(0x00000008)
92 #define MCU_INT_SOURCE_CSR_4		FIELD32(0x00000010)
93 #define MCU_INT_SOURCE_CSR_5		FIELD32(0x00000020)
94 #define MCU_INT_SOURCE_CSR_6		FIELD32(0x00000040)
95 #define MCU_INT_SOURCE_CSR_7		FIELD32(0x00000080)
96 #define MCU_INT_SOURCE_CSR_TWAKEUP	FIELD32(0x00000100)
97 #define MCU_INT_SOURCE_CSR_TBTT_EXPIRE	FIELD32(0x00000200)
98 
99 /*
100  * MCU_INT_MASK_CSR: MCU interrupt source/mask register.
101  */
102 #define MCU_INT_MASK_CSR		0x0018
103 #define MCU_INT_MASK_CSR_0		FIELD32(0x00000001)
104 #define MCU_INT_MASK_CSR_1		FIELD32(0x00000002)
105 #define MCU_INT_MASK_CSR_2		FIELD32(0x00000004)
106 #define MCU_INT_MASK_CSR_3		FIELD32(0x00000008)
107 #define MCU_INT_MASK_CSR_4		FIELD32(0x00000010)
108 #define MCU_INT_MASK_CSR_5		FIELD32(0x00000020)
109 #define MCU_INT_MASK_CSR_6		FIELD32(0x00000040)
110 #define MCU_INT_MASK_CSR_7		FIELD32(0x00000080)
111 #define MCU_INT_MASK_CSR_TWAKEUP	FIELD32(0x00000100)
112 #define MCU_INT_MASK_CSR_TBTT_EXPIRE	FIELD32(0x00000200)
113 
114 /*
115  * PCI_USEC_CSR
116  */
117 #define PCI_USEC_CSR			0x001c
118 
119 /*
120  * Security key table memory.
121  * 16 entries 32-byte for shared key table
122  * 64 entries 32-byte for pairwise key table
123  * 64 entries 8-byte for pairwise ta key table
124  */
125 #define SHARED_KEY_TABLE_BASE		0x1000
126 #define PAIRWISE_KEY_TABLE_BASE		0x1200
127 #define PAIRWISE_TA_TABLE_BASE		0x1a00
128 
129 #define SHARED_KEY_ENTRY(__idx) \
130 	(SHARED_KEY_TABLE_BASE + \
131 		((__idx) * sizeof(struct hw_key_entry)))
132 #define PAIRWISE_KEY_ENTRY(__idx) \
133 	(PAIRWISE_KEY_TABLE_BASE + \
134 		((__idx) * sizeof(struct hw_key_entry)))
135 #define PAIRWISE_TA_ENTRY(__idx) \
136 	(PAIRWISE_TA_TABLE_BASE + \
137 		((__idx) * sizeof(struct hw_pairwise_ta_entry)))
138 
139 struct hw_key_entry {
140 	u8 key[16];
141 	u8 tx_mic[8];
142 	u8 rx_mic[8];
143 } __packed;
144 
145 struct hw_pairwise_ta_entry {
146 	u8 address[6];
147 	u8 cipher;
148 	u8 reserved;
149 } __packed;
150 
151 /*
152  * Other on-chip shared memory space.
153  */
154 #define HW_CIS_BASE			0x2000
155 #define HW_NULL_BASE			0x2b00
156 
157 /*
158  * Since NULL frame won't be that long (256 byte),
159  * We steal 16 tail bytes to save debugging settings.
160  */
161 #define HW_DEBUG_SETTING_BASE		0x2bf0
162 
163 /*
164  * On-chip BEACON frame space.
165  */
166 #define HW_BEACON_BASE0			0x2c00
167 #define HW_BEACON_BASE1			0x2d00
168 #define HW_BEACON_BASE2			0x2e00
169 #define HW_BEACON_BASE3			0x2f00
170 
171 #define HW_BEACON_OFFSET(__index) \
172 	(HW_BEACON_BASE0 + (__index * 0x0100))
173 
174 /*
175  * HOST-MCU shared memory.
176  */
177 
178 /*
179  * H2M_MAILBOX_CSR: Host-to-MCU Mailbox.
180  */
181 #define H2M_MAILBOX_CSR			0x2100
182 #define H2M_MAILBOX_CSR_ARG0		FIELD32(0x000000ff)
183 #define H2M_MAILBOX_CSR_ARG1		FIELD32(0x0000ff00)
184 #define H2M_MAILBOX_CSR_CMD_TOKEN	FIELD32(0x00ff0000)
185 #define H2M_MAILBOX_CSR_OWNER		FIELD32(0xff000000)
186 
187 /*
188  * MCU_LEDCS: LED control for MCU Mailbox.
189  */
190 #define MCU_LEDCS_LED_MODE		FIELD16(0x001f)
191 #define MCU_LEDCS_RADIO_STATUS		FIELD16(0x0020)
192 #define MCU_LEDCS_LINK_BG_STATUS	FIELD16(0x0040)
193 #define MCU_LEDCS_LINK_A_STATUS		FIELD16(0x0080)
194 #define MCU_LEDCS_POLARITY_GPIO_0	FIELD16(0x0100)
195 #define MCU_LEDCS_POLARITY_GPIO_1	FIELD16(0x0200)
196 #define MCU_LEDCS_POLARITY_GPIO_2	FIELD16(0x0400)
197 #define MCU_LEDCS_POLARITY_GPIO_3	FIELD16(0x0800)
198 #define MCU_LEDCS_POLARITY_GPIO_4	FIELD16(0x1000)
199 #define MCU_LEDCS_POLARITY_ACT		FIELD16(0x2000)
200 #define MCU_LEDCS_POLARITY_READY_BG	FIELD16(0x4000)
201 #define MCU_LEDCS_POLARITY_READY_A	FIELD16(0x8000)
202 
203 /*
204  * M2H_CMD_DONE_CSR.
205  */
206 #define M2H_CMD_DONE_CSR		0x2104
207 
208 /*
209  * MCU_TXOP_ARRAY_BASE.
210  */
211 #define MCU_TXOP_ARRAY_BASE		0x2110
212 
213 /*
214  * MAC Control/Status Registers(CSR).
215  * Some values are set in TU, whereas 1 TU == 1024 us.
216  */
217 
218 /*
219  * MAC_CSR0: ASIC revision number.
220  */
221 #define MAC_CSR0			0x3000
222 #define MAC_CSR0_REVISION		FIELD32(0x0000000f)
223 #define MAC_CSR0_CHIPSET		FIELD32(0x000ffff0)
224 
225 /*
226  * MAC_CSR1: System control register.
227  * SOFT_RESET: Software reset bit, 1: reset, 0: normal.
228  * BBP_RESET: Hardware reset BBP.
229  * HOST_READY: Host is ready after initialization, 1: ready.
230  */
231 #define MAC_CSR1			0x3004
232 #define MAC_CSR1_SOFT_RESET		FIELD32(0x00000001)
233 #define MAC_CSR1_BBP_RESET		FIELD32(0x00000002)
234 #define MAC_CSR1_HOST_READY		FIELD32(0x00000004)
235 
236 /*
237  * MAC_CSR2: STA MAC register 0.
238  */
239 #define MAC_CSR2			0x3008
240 #define MAC_CSR2_BYTE0			FIELD32(0x000000ff)
241 #define MAC_CSR2_BYTE1			FIELD32(0x0000ff00)
242 #define MAC_CSR2_BYTE2			FIELD32(0x00ff0000)
243 #define MAC_CSR2_BYTE3			FIELD32(0xff000000)
244 
245 /*
246  * MAC_CSR3: STA MAC register 1.
247  * UNICAST_TO_ME_MASK:
248  *	Used to mask off bits from byte 5 of the MAC address
249  *	to determine the UNICAST_TO_ME bit for RX frames.
250  *	The full mask is complemented by BSS_ID_MASK:
251  *		MASK = BSS_ID_MASK & UNICAST_TO_ME_MASK
252  */
253 #define MAC_CSR3			0x300c
254 #define MAC_CSR3_BYTE4			FIELD32(0x000000ff)
255 #define MAC_CSR3_BYTE5			FIELD32(0x0000ff00)
256 #define MAC_CSR3_UNICAST_TO_ME_MASK	FIELD32(0x00ff0000)
257 
258 /*
259  * MAC_CSR4: BSSID register 0.
260  */
261 #define MAC_CSR4			0x3010
262 #define MAC_CSR4_BYTE0			FIELD32(0x000000ff)
263 #define MAC_CSR4_BYTE1			FIELD32(0x0000ff00)
264 #define MAC_CSR4_BYTE2			FIELD32(0x00ff0000)
265 #define MAC_CSR4_BYTE3			FIELD32(0xff000000)
266 
267 /*
268  * MAC_CSR5: BSSID register 1.
269  * BSS_ID_MASK:
270  *	This mask is used to mask off bits 0 and 1 of byte 5 of the
271  *	BSSID. This will make sure that those bits will be ignored
272  *	when determining the MY_BSS of RX frames.
273  *		0: 1-BSSID mode (BSS index = 0)
274  *		1: 2-BSSID mode (BSS index: Byte5, bit 0)
275  *		2: 2-BSSID mode (BSS index: byte5, bit 1)
276  *		3: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
277  */
278 #define MAC_CSR5			0x3014
279 #define MAC_CSR5_BYTE4			FIELD32(0x000000ff)
280 #define MAC_CSR5_BYTE5			FIELD32(0x0000ff00)
281 #define MAC_CSR5_BSS_ID_MASK		FIELD32(0x00ff0000)
282 
283 /*
284  * MAC_CSR6: Maximum frame length register.
285  */
286 #define MAC_CSR6			0x3018
287 #define MAC_CSR6_MAX_FRAME_UNIT		FIELD32(0x00000fff)
288 
289 /*
290  * MAC_CSR7: Reserved
291  */
292 #define MAC_CSR7			0x301c
293 
294 /*
295  * MAC_CSR8: SIFS/EIFS register.
296  * All units are in US.
297  */
298 #define MAC_CSR8			0x3020
299 #define MAC_CSR8_SIFS			FIELD32(0x000000ff)
300 #define MAC_CSR8_SIFS_AFTER_RX_OFDM	FIELD32(0x0000ff00)
301 #define MAC_CSR8_EIFS			FIELD32(0xffff0000)
302 
303 /*
304  * MAC_CSR9: Back-Off control register.
305  * SLOT_TIME: Slot time, default is 20us for 802.11BG.
306  * CWMIN: Bit for Cwmin. default Cwmin is 31 (2^5 - 1).
307  * CWMAX: Bit for Cwmax, default Cwmax is 1023 (2^10 - 1).
308  * CW_SELECT: 1: CWmin/Cwmax select from register, 0:select from TxD.
309  */
310 #define MAC_CSR9			0x3024
311 #define MAC_CSR9_SLOT_TIME		FIELD32(0x000000ff)
312 #define MAC_CSR9_CWMIN			FIELD32(0x00000f00)
313 #define MAC_CSR9_CWMAX			FIELD32(0x0000f000)
314 #define MAC_CSR9_CW_SELECT		FIELD32(0x00010000)
315 
316 /*
317  * MAC_CSR10: Power state configuration.
318  */
319 #define MAC_CSR10			0x3028
320 
321 /*
322  * MAC_CSR11: Power saving transition time register.
323  * DELAY_AFTER_TBCN: Delay after Tbcn expired in units of TU.
324  * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
325  * WAKEUP_LATENCY: In unit of TU.
326  */
327 #define MAC_CSR11			0x302c
328 #define MAC_CSR11_DELAY_AFTER_TBCN	FIELD32(0x000000ff)
329 #define MAC_CSR11_TBCN_BEFORE_WAKEUP	FIELD32(0x00007f00)
330 #define MAC_CSR11_AUTOWAKE		FIELD32(0x00008000)
331 #define MAC_CSR11_WAKEUP_LATENCY	FIELD32(0x000f0000)
332 
333 /*
334  * MAC_CSR12: Manual power control / status register (merge CSR20 & PWRCSR1).
335  * CURRENT_STATE: 0:sleep, 1:awake.
336  * FORCE_WAKEUP: This has higher priority than PUT_TO_SLEEP.
337  * BBP_CURRENT_STATE: 0: BBP sleep, 1: BBP awake.
338  */
339 #define MAC_CSR12			0x3030
340 #define MAC_CSR12_CURRENT_STATE		FIELD32(0x00000001)
341 #define MAC_CSR12_PUT_TO_SLEEP		FIELD32(0x00000002)
342 #define MAC_CSR12_FORCE_WAKEUP		FIELD32(0x00000004)
343 #define MAC_CSR12_BBP_CURRENT_STATE	FIELD32(0x00000008)
344 
345 /*
346  * MAC_CSR13: GPIO.
347  *	MAC_CSR13_VALx: GPIO value
348  *	MAC_CSR13_DIRx: GPIO direction: 0 = output; 1 = input
349  */
350 #define MAC_CSR13			0x3034
351 #define MAC_CSR13_VAL0			FIELD32(0x00000001)
352 #define MAC_CSR13_VAL1			FIELD32(0x00000002)
353 #define MAC_CSR13_VAL2			FIELD32(0x00000004)
354 #define MAC_CSR13_VAL3			FIELD32(0x00000008)
355 #define MAC_CSR13_VAL4			FIELD32(0x00000010)
356 #define MAC_CSR13_VAL5			FIELD32(0x00000020)
357 #define MAC_CSR13_DIR0			FIELD32(0x00000100)
358 #define MAC_CSR13_DIR1			FIELD32(0x00000200)
359 #define MAC_CSR13_DIR2			FIELD32(0x00000400)
360 #define MAC_CSR13_DIR3			FIELD32(0x00000800)
361 #define MAC_CSR13_DIR4			FIELD32(0x00001000)
362 #define MAC_CSR13_DIR5			FIELD32(0x00002000)
363 
364 /*
365  * MAC_CSR14: LED control register.
366  * ON_PERIOD: On period, default 70ms.
367  * OFF_PERIOD: Off period, default 30ms.
368  * HW_LED: HW TX activity, 1: normal OFF, 0: normal ON.
369  * SW_LED: s/w LED, 1: ON, 0: OFF.
370  * HW_LED_POLARITY: 0: active low, 1: active high.
371  */
372 #define MAC_CSR14			0x3038
373 #define MAC_CSR14_ON_PERIOD		FIELD32(0x000000ff)
374 #define MAC_CSR14_OFF_PERIOD		FIELD32(0x0000ff00)
375 #define MAC_CSR14_HW_LED		FIELD32(0x00010000)
376 #define MAC_CSR14_SW_LED		FIELD32(0x00020000)
377 #define MAC_CSR14_HW_LED_POLARITY	FIELD32(0x00040000)
378 #define MAC_CSR14_SW_LED2		FIELD32(0x00080000)
379 
380 /*
381  * MAC_CSR15: NAV control.
382  */
383 #define MAC_CSR15			0x303c
384 
385 /*
386  * TXRX control registers.
387  * Some values are set in TU, whereas 1 TU == 1024 us.
388  */
389 
390 /*
391  * TXRX_CSR0: TX/RX configuration register.
392  * TSF_OFFSET: Default is 24.
393  * AUTO_TX_SEQ: 1: ASIC auto replace sequence nr in outgoing frame.
394  * DISABLE_RX: Disable Rx engine.
395  * DROP_CRC: Drop CRC error.
396  * DROP_PHYSICAL: Drop physical error.
397  * DROP_CONTROL: Drop control frame.
398  * DROP_NOT_TO_ME: Drop not to me unicast frame.
399  * DROP_TO_DS: Drop fram ToDs bit is true.
400  * DROP_VERSION_ERROR: Drop version error frame.
401  * DROP_MULTICAST: Drop multicast frames.
402  * DROP_BORADCAST: Drop broadcast frames.
403  * DROP_ACK_CTS: Drop received ACK and CTS.
404  */
405 #define TXRX_CSR0			0x3040
406 #define TXRX_CSR0_RX_ACK_TIMEOUT	FIELD32(0x000001ff)
407 #define TXRX_CSR0_TSF_OFFSET		FIELD32(0x00007e00)
408 #define TXRX_CSR0_AUTO_TX_SEQ		FIELD32(0x00008000)
409 #define TXRX_CSR0_DISABLE_RX		FIELD32(0x00010000)
410 #define TXRX_CSR0_DROP_CRC		FIELD32(0x00020000)
411 #define TXRX_CSR0_DROP_PHYSICAL		FIELD32(0x00040000)
412 #define TXRX_CSR0_DROP_CONTROL		FIELD32(0x00080000)
413 #define TXRX_CSR0_DROP_NOT_TO_ME	FIELD32(0x00100000)
414 #define TXRX_CSR0_DROP_TO_DS		FIELD32(0x00200000)
415 #define TXRX_CSR0_DROP_VERSION_ERROR	FIELD32(0x00400000)
416 #define TXRX_CSR0_DROP_MULTICAST	FIELD32(0x00800000)
417 #define TXRX_CSR0_DROP_BROADCAST	FIELD32(0x01000000)
418 #define TXRX_CSR0_DROP_ACK_CTS		FIELD32(0x02000000)
419 #define TXRX_CSR0_TX_WITHOUT_WAITING	FIELD32(0x04000000)
420 
421 /*
422  * TXRX_CSR1
423  */
424 #define TXRX_CSR1			0x3044
425 #define TXRX_CSR1_BBP_ID0		FIELD32(0x0000007f)
426 #define TXRX_CSR1_BBP_ID0_VALID		FIELD32(0x00000080)
427 #define TXRX_CSR1_BBP_ID1		FIELD32(0x00007f00)
428 #define TXRX_CSR1_BBP_ID1_VALID		FIELD32(0x00008000)
429 #define TXRX_CSR1_BBP_ID2		FIELD32(0x007f0000)
430 #define TXRX_CSR1_BBP_ID2_VALID		FIELD32(0x00800000)
431 #define TXRX_CSR1_BBP_ID3		FIELD32(0x7f000000)
432 #define TXRX_CSR1_BBP_ID3_VALID		FIELD32(0x80000000)
433 
434 /*
435  * TXRX_CSR2
436  */
437 #define TXRX_CSR2			0x3048
438 #define TXRX_CSR2_BBP_ID0		FIELD32(0x0000007f)
439 #define TXRX_CSR2_BBP_ID0_VALID		FIELD32(0x00000080)
440 #define TXRX_CSR2_BBP_ID1		FIELD32(0x00007f00)
441 #define TXRX_CSR2_BBP_ID1_VALID		FIELD32(0x00008000)
442 #define TXRX_CSR2_BBP_ID2		FIELD32(0x007f0000)
443 #define TXRX_CSR2_BBP_ID2_VALID		FIELD32(0x00800000)
444 #define TXRX_CSR2_BBP_ID3		FIELD32(0x7f000000)
445 #define TXRX_CSR2_BBP_ID3_VALID		FIELD32(0x80000000)
446 
447 /*
448  * TXRX_CSR3
449  */
450 #define TXRX_CSR3			0x304c
451 #define TXRX_CSR3_BBP_ID0		FIELD32(0x0000007f)
452 #define TXRX_CSR3_BBP_ID0_VALID		FIELD32(0x00000080)
453 #define TXRX_CSR3_BBP_ID1		FIELD32(0x00007f00)
454 #define TXRX_CSR3_BBP_ID1_VALID		FIELD32(0x00008000)
455 #define TXRX_CSR3_BBP_ID2		FIELD32(0x007f0000)
456 #define TXRX_CSR3_BBP_ID2_VALID		FIELD32(0x00800000)
457 #define TXRX_CSR3_BBP_ID3		FIELD32(0x7f000000)
458 #define TXRX_CSR3_BBP_ID3_VALID		FIELD32(0x80000000)
459 
460 /*
461  * TXRX_CSR4: Auto-Responder/Tx-retry register.
462  * AUTORESPOND_PREAMBLE: 0:long, 1:short preamble.
463  * OFDM_TX_RATE_DOWN: 1:enable.
464  * OFDM_TX_RATE_STEP: 0:1-step, 1: 2-step, 2:3-step, 3:4-step.
465  * OFDM_TX_FALLBACK_CCK: 0: Fallback to OFDM 6M only, 1: Fallback to CCK 1M,2M.
466  */
467 #define TXRX_CSR4			0x3050
468 #define TXRX_CSR4_TX_ACK_TIMEOUT	FIELD32(0x000000ff)
469 #define TXRX_CSR4_CNTL_ACK_POLICY	FIELD32(0x00000700)
470 #define TXRX_CSR4_ACK_CTS_PSM		FIELD32(0x00010000)
471 #define TXRX_CSR4_AUTORESPOND_ENABLE	FIELD32(0x00020000)
472 #define TXRX_CSR4_AUTORESPOND_PREAMBLE	FIELD32(0x00040000)
473 #define TXRX_CSR4_OFDM_TX_RATE_DOWN	FIELD32(0x00080000)
474 #define TXRX_CSR4_OFDM_TX_RATE_STEP	FIELD32(0x00300000)
475 #define TXRX_CSR4_OFDM_TX_FALLBACK_CCK	FIELD32(0x00400000)
476 #define TXRX_CSR4_LONG_RETRY_LIMIT	FIELD32(0x0f000000)
477 #define TXRX_CSR4_SHORT_RETRY_LIMIT	FIELD32(0xf0000000)
478 
479 /*
480  * TXRX_CSR5
481  */
482 #define TXRX_CSR5			0x3054
483 
484 /*
485  * TXRX_CSR6: ACK/CTS payload consumed time
486  */
487 #define TXRX_CSR6			0x3058
488 
489 /*
490  * TXRX_CSR7: OFDM ACK/CTS payload consumed time for 6/9/12/18 mbps.
491  */
492 #define TXRX_CSR7			0x305c
493 #define TXRX_CSR7_ACK_CTS_6MBS		FIELD32(0x000000ff)
494 #define TXRX_CSR7_ACK_CTS_9MBS		FIELD32(0x0000ff00)
495 #define TXRX_CSR7_ACK_CTS_12MBS		FIELD32(0x00ff0000)
496 #define TXRX_CSR7_ACK_CTS_18MBS		FIELD32(0xff000000)
497 
498 /*
499  * TXRX_CSR8: OFDM ACK/CTS payload consumed time for 24/36/48/54 mbps.
500  */
501 #define TXRX_CSR8			0x3060
502 #define TXRX_CSR8_ACK_CTS_24MBS		FIELD32(0x000000ff)
503 #define TXRX_CSR8_ACK_CTS_36MBS		FIELD32(0x0000ff00)
504 #define TXRX_CSR8_ACK_CTS_48MBS		FIELD32(0x00ff0000)
505 #define TXRX_CSR8_ACK_CTS_54MBS		FIELD32(0xff000000)
506 
507 /*
508  * TXRX_CSR9: Synchronization control register.
509  * BEACON_INTERVAL: In unit of 1/16 TU.
510  * TSF_TICKING: Enable TSF auto counting.
511  * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
512  * BEACON_GEN: Enable beacon generator.
513  */
514 #define TXRX_CSR9			0x3064
515 #define TXRX_CSR9_BEACON_INTERVAL	FIELD32(0x0000ffff)
516 #define TXRX_CSR9_TSF_TICKING		FIELD32(0x00010000)
517 #define TXRX_CSR9_TSF_SYNC		FIELD32(0x00060000)
518 #define TXRX_CSR9_TBTT_ENABLE		FIELD32(0x00080000)
519 #define TXRX_CSR9_BEACON_GEN		FIELD32(0x00100000)
520 #define TXRX_CSR9_TIMESTAMP_COMPENSATE	FIELD32(0xff000000)
521 
522 /*
523  * TXRX_CSR10: BEACON alignment.
524  */
525 #define TXRX_CSR10			0x3068
526 
527 /*
528  * TXRX_CSR11: AES mask.
529  */
530 #define TXRX_CSR11			0x306c
531 
532 /*
533  * TXRX_CSR12: TSF low 32.
534  */
535 #define TXRX_CSR12			0x3070
536 #define TXRX_CSR12_LOW_TSFTIMER		FIELD32(0xffffffff)
537 
538 /*
539  * TXRX_CSR13: TSF high 32.
540  */
541 #define TXRX_CSR13			0x3074
542 #define TXRX_CSR13_HIGH_TSFTIMER	FIELD32(0xffffffff)
543 
544 /*
545  * TXRX_CSR14: TBTT timer.
546  */
547 #define TXRX_CSR14			0x3078
548 
549 /*
550  * TXRX_CSR15: TKIP MIC priority byte "AND" mask.
551  */
552 #define TXRX_CSR15			0x307c
553 
554 /*
555  * PHY control registers.
556  * Some values are set in TU, whereas 1 TU == 1024 us.
557  */
558 
559 /*
560  * PHY_CSR0: RF/PS control.
561  */
562 #define PHY_CSR0			0x3080
563 #define PHY_CSR0_PA_PE_BG		FIELD32(0x00010000)
564 #define PHY_CSR0_PA_PE_A		FIELD32(0x00020000)
565 
566 /*
567  * PHY_CSR1
568  */
569 #define PHY_CSR1			0x3084
570 
571 /*
572  * PHY_CSR2: Pre-TX BBP control.
573  */
574 #define PHY_CSR2			0x3088
575 
576 /*
577  * PHY_CSR3: BBP serial control register.
578  * VALUE: Register value to program into BBP.
579  * REG_NUM: Selected BBP register.
580  * READ_CONTROL: 0: Write BBP, 1: Read BBP.
581  * BUSY: 1: ASIC is busy execute BBP programming.
582  */
583 #define PHY_CSR3			0x308c
584 #define PHY_CSR3_VALUE			FIELD32(0x000000ff)
585 #define PHY_CSR3_REGNUM			FIELD32(0x00007f00)
586 #define PHY_CSR3_READ_CONTROL		FIELD32(0x00008000)
587 #define PHY_CSR3_BUSY			FIELD32(0x00010000)
588 
589 /*
590  * PHY_CSR4: RF serial control register
591  * VALUE: Register value (include register id) serial out to RF/IF chip.
592  * NUMBER_OF_BITS: Number of bits used in RFRegValue (I:20, RFMD:22).
593  * IF_SELECT: 1: select IF to program, 0: select RF to program.
594  * PLL_LD: RF PLL_LD status.
595  * BUSY: 1: ASIC is busy execute RF programming.
596  */
597 #define PHY_CSR4			0x3090
598 #define PHY_CSR4_VALUE			FIELD32(0x00ffffff)
599 #define PHY_CSR4_NUMBER_OF_BITS		FIELD32(0x1f000000)
600 #define PHY_CSR4_IF_SELECT		FIELD32(0x20000000)
601 #define PHY_CSR4_PLL_LD			FIELD32(0x40000000)
602 #define PHY_CSR4_BUSY			FIELD32(0x80000000)
603 
604 /*
605  * PHY_CSR5: RX to TX signal switch timing control.
606  */
607 #define PHY_CSR5			0x3094
608 #define PHY_CSR5_IQ_FLIP		FIELD32(0x00000004)
609 
610 /*
611  * PHY_CSR6: TX to RX signal timing control.
612  */
613 #define PHY_CSR6			0x3098
614 #define PHY_CSR6_IQ_FLIP		FIELD32(0x00000004)
615 
616 /*
617  * PHY_CSR7: TX DAC switching timing control.
618  */
619 #define PHY_CSR7			0x309c
620 
621 /*
622  * Security control register.
623  */
624 
625 /*
626  * SEC_CSR0: Shared key table control.
627  */
628 #define SEC_CSR0			0x30a0
629 #define SEC_CSR0_BSS0_KEY0_VALID	FIELD32(0x00000001)
630 #define SEC_CSR0_BSS0_KEY1_VALID	FIELD32(0x00000002)
631 #define SEC_CSR0_BSS0_KEY2_VALID	FIELD32(0x00000004)
632 #define SEC_CSR0_BSS0_KEY3_VALID	FIELD32(0x00000008)
633 #define SEC_CSR0_BSS1_KEY0_VALID	FIELD32(0x00000010)
634 #define SEC_CSR0_BSS1_KEY1_VALID	FIELD32(0x00000020)
635 #define SEC_CSR0_BSS1_KEY2_VALID	FIELD32(0x00000040)
636 #define SEC_CSR0_BSS1_KEY3_VALID	FIELD32(0x00000080)
637 #define SEC_CSR0_BSS2_KEY0_VALID	FIELD32(0x00000100)
638 #define SEC_CSR0_BSS2_KEY1_VALID	FIELD32(0x00000200)
639 #define SEC_CSR0_BSS2_KEY2_VALID	FIELD32(0x00000400)
640 #define SEC_CSR0_BSS2_KEY3_VALID	FIELD32(0x00000800)
641 #define SEC_CSR0_BSS3_KEY0_VALID	FIELD32(0x00001000)
642 #define SEC_CSR0_BSS3_KEY1_VALID	FIELD32(0x00002000)
643 #define SEC_CSR0_BSS3_KEY2_VALID	FIELD32(0x00004000)
644 #define SEC_CSR0_BSS3_KEY3_VALID	FIELD32(0x00008000)
645 
646 /*
647  * SEC_CSR1: Shared key table security mode register.
648  */
649 #define SEC_CSR1			0x30a4
650 #define SEC_CSR1_BSS0_KEY0_CIPHER_ALG	FIELD32(0x00000007)
651 #define SEC_CSR1_BSS0_KEY1_CIPHER_ALG	FIELD32(0x00000070)
652 #define SEC_CSR1_BSS0_KEY2_CIPHER_ALG	FIELD32(0x00000700)
653 #define SEC_CSR1_BSS0_KEY3_CIPHER_ALG	FIELD32(0x00007000)
654 #define SEC_CSR1_BSS1_KEY0_CIPHER_ALG	FIELD32(0x00070000)
655 #define SEC_CSR1_BSS1_KEY1_CIPHER_ALG	FIELD32(0x00700000)
656 #define SEC_CSR1_BSS1_KEY2_CIPHER_ALG	FIELD32(0x07000000)
657 #define SEC_CSR1_BSS1_KEY3_CIPHER_ALG	FIELD32(0x70000000)
658 
659 /*
660  * Pairwise key table valid bitmap registers.
661  * SEC_CSR2: pairwise key table valid bitmap 0.
662  * SEC_CSR3: pairwise key table valid bitmap 1.
663  */
664 #define SEC_CSR2			0x30a8
665 #define SEC_CSR3			0x30ac
666 
667 /*
668  * SEC_CSR4: Pairwise key table lookup control.
669  */
670 #define SEC_CSR4			0x30b0
671 #define SEC_CSR4_ENABLE_BSS0		FIELD32(0x00000001)
672 #define SEC_CSR4_ENABLE_BSS1		FIELD32(0x00000002)
673 #define SEC_CSR4_ENABLE_BSS2		FIELD32(0x00000004)
674 #define SEC_CSR4_ENABLE_BSS3		FIELD32(0x00000008)
675 
676 /*
677  * SEC_CSR5: shared key table security mode register.
678  */
679 #define SEC_CSR5			0x30b4
680 #define SEC_CSR5_BSS2_KEY0_CIPHER_ALG	FIELD32(0x00000007)
681 #define SEC_CSR5_BSS2_KEY1_CIPHER_ALG	FIELD32(0x00000070)
682 #define SEC_CSR5_BSS2_KEY2_CIPHER_ALG	FIELD32(0x00000700)
683 #define SEC_CSR5_BSS2_KEY3_CIPHER_ALG	FIELD32(0x00007000)
684 #define SEC_CSR5_BSS3_KEY0_CIPHER_ALG	FIELD32(0x00070000)
685 #define SEC_CSR5_BSS3_KEY1_CIPHER_ALG	FIELD32(0x00700000)
686 #define SEC_CSR5_BSS3_KEY2_CIPHER_ALG	FIELD32(0x07000000)
687 #define SEC_CSR5_BSS3_KEY3_CIPHER_ALG	FIELD32(0x70000000)
688 
689 /*
690  * STA control registers.
691  */
692 
693 /*
694  * STA_CSR0: RX PLCP error count & RX FCS error count.
695  */
696 #define STA_CSR0			0x30c0
697 #define STA_CSR0_FCS_ERROR		FIELD32(0x0000ffff)
698 #define STA_CSR0_PLCP_ERROR		FIELD32(0xffff0000)
699 
700 /*
701  * STA_CSR1: RX False CCA count & RX LONG frame count.
702  */
703 #define STA_CSR1			0x30c4
704 #define STA_CSR1_PHYSICAL_ERROR		FIELD32(0x0000ffff)
705 #define STA_CSR1_FALSE_CCA_ERROR	FIELD32(0xffff0000)
706 
707 /*
708  * STA_CSR2: TX Beacon count and RX FIFO overflow count.
709  */
710 #define STA_CSR2			0x30c8
711 #define STA_CSR2_RX_FIFO_OVERFLOW_COUNT	FIELD32(0x0000ffff)
712 #define STA_CSR2_RX_OVERFLOW_COUNT	FIELD32(0xffff0000)
713 
714 /*
715  * STA_CSR3: TX Beacon count.
716  */
717 #define STA_CSR3			0x30cc
718 #define STA_CSR3_TX_BEACON_COUNT	FIELD32(0x0000ffff)
719 
720 /*
721  * STA_CSR4: TX Result status register.
722  * VALID: 1:This register contains a valid TX result.
723  */
724 #define STA_CSR4			0x30d0
725 #define STA_CSR4_VALID			FIELD32(0x00000001)
726 #define STA_CSR4_TX_RESULT		FIELD32(0x0000000e)
727 #define STA_CSR4_RETRY_COUNT		FIELD32(0x000000f0)
728 #define STA_CSR4_PID_SUBTYPE		FIELD32(0x00001f00)
729 #define STA_CSR4_PID_TYPE		FIELD32(0x0000e000)
730 #define STA_CSR4_TXRATE			FIELD32(0x000f0000)
731 
732 /*
733  * QOS control registers.
734  */
735 
736 /*
737  * QOS_CSR0: TXOP holder MAC address register.
738  */
739 #define QOS_CSR0			0x30e0
740 #define QOS_CSR0_BYTE0			FIELD32(0x000000ff)
741 #define QOS_CSR0_BYTE1			FIELD32(0x0000ff00)
742 #define QOS_CSR0_BYTE2			FIELD32(0x00ff0000)
743 #define QOS_CSR0_BYTE3			FIELD32(0xff000000)
744 
745 /*
746  * QOS_CSR1: TXOP holder MAC address register.
747  */
748 #define QOS_CSR1			0x30e4
749 #define QOS_CSR1_BYTE4			FIELD32(0x000000ff)
750 #define QOS_CSR1_BYTE5			FIELD32(0x0000ff00)
751 
752 /*
753  * QOS_CSR2: TXOP holder timeout register.
754  */
755 #define QOS_CSR2			0x30e8
756 
757 /*
758  * RX QOS-CFPOLL MAC address register.
759  * QOS_CSR3: RX QOS-CFPOLL MAC address 0.
760  * QOS_CSR4: RX QOS-CFPOLL MAC address 1.
761  */
762 #define QOS_CSR3			0x30ec
763 #define QOS_CSR4			0x30f0
764 
765 /*
766  * QOS_CSR5: "QosControl" field of the RX QOS-CFPOLL.
767  */
768 #define QOS_CSR5			0x30f4
769 
770 /*
771  * Host DMA registers.
772  */
773 
774 /*
775  * AC0_BASE_CSR: AC_VO base address.
776  */
777 #define AC0_BASE_CSR			0x3400
778 #define AC0_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
779 
780 /*
781  * AC1_BASE_CSR: AC_VI base address.
782  */
783 #define AC1_BASE_CSR			0x3404
784 #define AC1_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
785 
786 /*
787  * AC2_BASE_CSR: AC_BE base address.
788  */
789 #define AC2_BASE_CSR			0x3408
790 #define AC2_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
791 
792 /*
793  * AC3_BASE_CSR: AC_BK base address.
794  */
795 #define AC3_BASE_CSR			0x340c
796 #define AC3_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
797 
798 /*
799  * MGMT_BASE_CSR: MGMT ring base address.
800  */
801 #define MGMT_BASE_CSR			0x3410
802 #define MGMT_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
803 
804 /*
805  * TX_RING_CSR0: TX Ring size for AC_VO, AC_VI, AC_BE, AC_BK.
806  */
807 #define TX_RING_CSR0			0x3418
808 #define TX_RING_CSR0_AC0_RING_SIZE	FIELD32(0x000000ff)
809 #define TX_RING_CSR0_AC1_RING_SIZE	FIELD32(0x0000ff00)
810 #define TX_RING_CSR0_AC2_RING_SIZE	FIELD32(0x00ff0000)
811 #define TX_RING_CSR0_AC3_RING_SIZE	FIELD32(0xff000000)
812 
813 /*
814  * TX_RING_CSR1: TX Ring size for MGMT Ring, HCCA Ring
815  * TXD_SIZE: In unit of 32-bit.
816  */
817 #define TX_RING_CSR1			0x341c
818 #define TX_RING_CSR1_MGMT_RING_SIZE	FIELD32(0x000000ff)
819 #define TX_RING_CSR1_HCCA_RING_SIZE	FIELD32(0x0000ff00)
820 #define TX_RING_CSR1_TXD_SIZE		FIELD32(0x003f0000)
821 
822 /*
823  * AIFSN_CSR: AIFSN for each EDCA AC.
824  * AIFSN0: For AC_VO.
825  * AIFSN1: For AC_VI.
826  * AIFSN2: For AC_BE.
827  * AIFSN3: For AC_BK.
828  */
829 #define AIFSN_CSR			0x3420
830 #define AIFSN_CSR_AIFSN0		FIELD32(0x0000000f)
831 #define AIFSN_CSR_AIFSN1		FIELD32(0x000000f0)
832 #define AIFSN_CSR_AIFSN2		FIELD32(0x00000f00)
833 #define AIFSN_CSR_AIFSN3		FIELD32(0x0000f000)
834 
835 /*
836  * CWMIN_CSR: CWmin for each EDCA AC.
837  * CWMIN0: For AC_VO.
838  * CWMIN1: For AC_VI.
839  * CWMIN2: For AC_BE.
840  * CWMIN3: For AC_BK.
841  */
842 #define CWMIN_CSR			0x3424
843 #define CWMIN_CSR_CWMIN0		FIELD32(0x0000000f)
844 #define CWMIN_CSR_CWMIN1		FIELD32(0x000000f0)
845 #define CWMIN_CSR_CWMIN2		FIELD32(0x00000f00)
846 #define CWMIN_CSR_CWMIN3		FIELD32(0x0000f000)
847 
848 /*
849  * CWMAX_CSR: CWmax for each EDCA AC.
850  * CWMAX0: For AC_VO.
851  * CWMAX1: For AC_VI.
852  * CWMAX2: For AC_BE.
853  * CWMAX3: For AC_BK.
854  */
855 #define CWMAX_CSR			0x3428
856 #define CWMAX_CSR_CWMAX0		FIELD32(0x0000000f)
857 #define CWMAX_CSR_CWMAX1		FIELD32(0x000000f0)
858 #define CWMAX_CSR_CWMAX2		FIELD32(0x00000f00)
859 #define CWMAX_CSR_CWMAX3		FIELD32(0x0000f000)
860 
861 /*
862  * TX_DMA_DST_CSR: TX DMA destination
863  * 0: TX ring0, 1: TX ring1, 2: TX ring2 3: invalid
864  */
865 #define TX_DMA_DST_CSR			0x342c
866 #define TX_DMA_DST_CSR_DEST_AC0		FIELD32(0x00000003)
867 #define TX_DMA_DST_CSR_DEST_AC1		FIELD32(0x0000000c)
868 #define TX_DMA_DST_CSR_DEST_AC2		FIELD32(0x00000030)
869 #define TX_DMA_DST_CSR_DEST_AC3		FIELD32(0x000000c0)
870 #define TX_DMA_DST_CSR_DEST_MGMT	FIELD32(0x00000300)
871 
872 /*
873  * TX_CNTL_CSR: KICK/Abort TX.
874  * KICK_TX_AC0: For AC_VO.
875  * KICK_TX_AC1: For AC_VI.
876  * KICK_TX_AC2: For AC_BE.
877  * KICK_TX_AC3: For AC_BK.
878  * ABORT_TX_AC0: For AC_VO.
879  * ABORT_TX_AC1: For AC_VI.
880  * ABORT_TX_AC2: For AC_BE.
881  * ABORT_TX_AC3: For AC_BK.
882  */
883 #define TX_CNTL_CSR			0x3430
884 #define TX_CNTL_CSR_KICK_TX_AC0		FIELD32(0x00000001)
885 #define TX_CNTL_CSR_KICK_TX_AC1		FIELD32(0x00000002)
886 #define TX_CNTL_CSR_KICK_TX_AC2		FIELD32(0x00000004)
887 #define TX_CNTL_CSR_KICK_TX_AC3		FIELD32(0x00000008)
888 #define TX_CNTL_CSR_KICK_TX_MGMT	FIELD32(0x00000010)
889 #define TX_CNTL_CSR_ABORT_TX_AC0	FIELD32(0x00010000)
890 #define TX_CNTL_CSR_ABORT_TX_AC1	FIELD32(0x00020000)
891 #define TX_CNTL_CSR_ABORT_TX_AC2	FIELD32(0x00040000)
892 #define TX_CNTL_CSR_ABORT_TX_AC3	FIELD32(0x00080000)
893 #define TX_CNTL_CSR_ABORT_TX_MGMT	FIELD32(0x00100000)
894 
895 /*
896  * LOAD_TX_RING_CSR: Load RX desriptor
897  */
898 #define LOAD_TX_RING_CSR		0x3434
899 #define LOAD_TX_RING_CSR_LOAD_TXD_AC0	FIELD32(0x00000001)
900 #define LOAD_TX_RING_CSR_LOAD_TXD_AC1	FIELD32(0x00000002)
901 #define LOAD_TX_RING_CSR_LOAD_TXD_AC2	FIELD32(0x00000004)
902 #define LOAD_TX_RING_CSR_LOAD_TXD_AC3	FIELD32(0x00000008)
903 #define LOAD_TX_RING_CSR_LOAD_TXD_MGMT	FIELD32(0x00000010)
904 
905 /*
906  * Several read-only registers, for debugging.
907  */
908 #define AC0_TXPTR_CSR			0x3438
909 #define AC1_TXPTR_CSR			0x343c
910 #define AC2_TXPTR_CSR			0x3440
911 #define AC3_TXPTR_CSR			0x3444
912 #define MGMT_TXPTR_CSR			0x3448
913 
914 /*
915  * RX_BASE_CSR
916  */
917 #define RX_BASE_CSR			0x3450
918 #define RX_BASE_CSR_RING_REGISTER	FIELD32(0xffffffff)
919 
920 /*
921  * RX_RING_CSR.
922  * RXD_SIZE: In unit of 32-bit.
923  */
924 #define RX_RING_CSR			0x3454
925 #define RX_RING_CSR_RING_SIZE		FIELD32(0x000000ff)
926 #define RX_RING_CSR_RXD_SIZE		FIELD32(0x00003f00)
927 #define RX_RING_CSR_RXD_WRITEBACK_SIZE	FIELD32(0x00070000)
928 
929 /*
930  * RX_CNTL_CSR
931  */
932 #define RX_CNTL_CSR			0x3458
933 #define RX_CNTL_CSR_ENABLE_RX_DMA	FIELD32(0x00000001)
934 #define RX_CNTL_CSR_LOAD_RXD		FIELD32(0x00000002)
935 
936 /*
937  * RXPTR_CSR: Read-only, for debugging.
938  */
939 #define RXPTR_CSR			0x345c
940 
941 /*
942  * PCI_CFG_CSR
943  */
944 #define PCI_CFG_CSR			0x3460
945 
946 /*
947  * BUF_FORMAT_CSR
948  */
949 #define BUF_FORMAT_CSR			0x3464
950 
951 /*
952  * INT_SOURCE_CSR: Interrupt source register.
953  * Write one to clear corresponding bit.
954  */
955 #define INT_SOURCE_CSR			0x3468
956 #define INT_SOURCE_CSR_TXDONE		FIELD32(0x00000001)
957 #define INT_SOURCE_CSR_RXDONE		FIELD32(0x00000002)
958 #define INT_SOURCE_CSR_BEACON_DONE	FIELD32(0x00000004)
959 #define INT_SOURCE_CSR_TX_ABORT_DONE	FIELD32(0x00000010)
960 #define INT_SOURCE_CSR_AC0_DMA_DONE	FIELD32(0x00010000)
961 #define INT_SOURCE_CSR_AC1_DMA_DONE	FIELD32(0x00020000)
962 #define INT_SOURCE_CSR_AC2_DMA_DONE	FIELD32(0x00040000)
963 #define INT_SOURCE_CSR_AC3_DMA_DONE	FIELD32(0x00080000)
964 #define INT_SOURCE_CSR_MGMT_DMA_DONE	FIELD32(0x00100000)
965 #define INT_SOURCE_CSR_HCCA_DMA_DONE	FIELD32(0x00200000)
966 
967 /*
968  * INT_MASK_CSR: Interrupt MASK register. 1: the interrupt is mask OFF.
969  * MITIGATION_PERIOD: Interrupt mitigation in unit of 32 PCI clock.
970  */
971 #define INT_MASK_CSR			0x346c
972 #define INT_MASK_CSR_TXDONE		FIELD32(0x00000001)
973 #define INT_MASK_CSR_RXDONE		FIELD32(0x00000002)
974 #define INT_MASK_CSR_BEACON_DONE	FIELD32(0x00000004)
975 #define INT_MASK_CSR_TX_ABORT_DONE	FIELD32(0x00000010)
976 #define INT_MASK_CSR_ENABLE_MITIGATION	FIELD32(0x00000080)
977 #define INT_MASK_CSR_MITIGATION_PERIOD	FIELD32(0x0000ff00)
978 #define INT_MASK_CSR_AC0_DMA_DONE	FIELD32(0x00010000)
979 #define INT_MASK_CSR_AC1_DMA_DONE	FIELD32(0x00020000)
980 #define INT_MASK_CSR_AC2_DMA_DONE	FIELD32(0x00040000)
981 #define INT_MASK_CSR_AC3_DMA_DONE	FIELD32(0x00080000)
982 #define INT_MASK_CSR_MGMT_DMA_DONE	FIELD32(0x00100000)
983 #define INT_MASK_CSR_HCCA_DMA_DONE	FIELD32(0x00200000)
984 
985 /*
986  * E2PROM_CSR: EEPROM control register.
987  * RELOAD: Write 1 to reload eeprom content.
988  * TYPE_93C46: 1: 93c46, 0:93c66.
989  * LOAD_STATUS: 1:loading, 0:done.
990  */
991 #define E2PROM_CSR			0x3470
992 #define E2PROM_CSR_RELOAD		FIELD32(0x00000001)
993 #define E2PROM_CSR_DATA_CLOCK		FIELD32(0x00000002)
994 #define E2PROM_CSR_CHIP_SELECT		FIELD32(0x00000004)
995 #define E2PROM_CSR_DATA_IN		FIELD32(0x00000008)
996 #define E2PROM_CSR_DATA_OUT		FIELD32(0x00000010)
997 #define E2PROM_CSR_TYPE_93C46		FIELD32(0x00000020)
998 #define E2PROM_CSR_LOAD_STATUS		FIELD32(0x00000040)
999 
1000 /*
1001  * AC_TXOP_CSR0: AC_VO/AC_VI TXOP register.
1002  * AC0_TX_OP: For AC_VO, in unit of 32us.
1003  * AC1_TX_OP: For AC_VI, in unit of 32us.
1004  */
1005 #define AC_TXOP_CSR0			0x3474
1006 #define AC_TXOP_CSR0_AC0_TX_OP		FIELD32(0x0000ffff)
1007 #define AC_TXOP_CSR0_AC1_TX_OP		FIELD32(0xffff0000)
1008 
1009 /*
1010  * AC_TXOP_CSR1: AC_BE/AC_BK TXOP register.
1011  * AC2_TX_OP: For AC_BE, in unit of 32us.
1012  * AC3_TX_OP: For AC_BK, in unit of 32us.
1013  */
1014 #define AC_TXOP_CSR1			0x3478
1015 #define AC_TXOP_CSR1_AC2_TX_OP		FIELD32(0x0000ffff)
1016 #define AC_TXOP_CSR1_AC3_TX_OP		FIELD32(0xffff0000)
1017 
1018 /*
1019  * DMA_STATUS_CSR
1020  */
1021 #define DMA_STATUS_CSR			0x3480
1022 
1023 /*
1024  * TEST_MODE_CSR
1025  */
1026 #define TEST_MODE_CSR			0x3484
1027 
1028 /*
1029  * UART0_TX_CSR
1030  */
1031 #define UART0_TX_CSR			0x3488
1032 
1033 /*
1034  * UART0_RX_CSR
1035  */
1036 #define UART0_RX_CSR			0x348c
1037 
1038 /*
1039  * UART0_FRAME_CSR
1040  */
1041 #define UART0_FRAME_CSR			0x3490
1042 
1043 /*
1044  * UART0_BUFFER_CSR
1045  */
1046 #define UART0_BUFFER_CSR		0x3494
1047 
1048 /*
1049  * IO_CNTL_CSR
1050  * RF_PS: Set RF interface value to power save
1051  */
1052 #define IO_CNTL_CSR			0x3498
1053 #define IO_CNTL_CSR_RF_PS		FIELD32(0x00000004)
1054 
1055 /*
1056  * UART_INT_SOURCE_CSR
1057  */
1058 #define UART_INT_SOURCE_CSR		0x34a8
1059 
1060 /*
1061  * UART_INT_MASK_CSR
1062  */
1063 #define UART_INT_MASK_CSR		0x34ac
1064 
1065 /*
1066  * PBF_QUEUE_CSR
1067  */
1068 #define PBF_QUEUE_CSR			0x34b0
1069 
1070 /*
1071  * Firmware DMA registers.
1072  * Firmware DMA registers are dedicated for MCU usage
1073  * and should not be touched by host driver.
1074  * Therefore we skip the definition of these registers.
1075  */
1076 #define FW_TX_BASE_CSR			0x34c0
1077 #define FW_TX_START_CSR			0x34c4
1078 #define FW_TX_LAST_CSR			0x34c8
1079 #define FW_MODE_CNTL_CSR		0x34cc
1080 #define FW_TXPTR_CSR			0x34d0
1081 
1082 /*
1083  * 8051 firmware image.
1084  */
1085 #define FIRMWARE_RT2561			"rt2561.bin"
1086 #define FIRMWARE_RT2561s		"rt2561s.bin"
1087 #define FIRMWARE_RT2661			"rt2661.bin"
1088 #define FIRMWARE_IMAGE_BASE		0x4000
1089 
1090 /*
1091  * BBP registers.
1092  * The wordsize of the BBP is 8 bits.
1093  */
1094 
1095 /*
1096  * R2
1097  */
1098 #define BBP_R2_BG_MODE			FIELD8(0x20)
1099 
1100 /*
1101  * R3
1102  */
1103 #define BBP_R3_SMART_MODE		FIELD8(0x01)
1104 
1105 /*
1106  * R4: RX antenna control
1107  * FRAME_END: 1 - DPDT, 0 - SPDT (Only valid for 802.11G, RF2527 & RF2529)
1108  */
1109 
1110 /*
1111  * ANTENNA_CONTROL semantics (guessed):
1112  * 0x1: Software controlled antenna switching (fixed or SW diversity)
1113  * 0x2: Hardware diversity.
1114  */
1115 #define BBP_R4_RX_ANTENNA_CONTROL	FIELD8(0x03)
1116 #define BBP_R4_RX_FRAME_END		FIELD8(0x20)
1117 
1118 /*
1119  * R77
1120  */
1121 #define BBP_R77_RX_ANTENNA		FIELD8(0x03)
1122 
1123 /*
1124  * RF registers
1125  */
1126 
1127 /*
1128  * RF 3
1129  */
1130 #define RF3_TXPOWER			FIELD32(0x00003e00)
1131 
1132 /*
1133  * RF 4
1134  */
1135 #define RF4_FREQ_OFFSET			FIELD32(0x0003f000)
1136 
1137 /*
1138  * EEPROM content.
1139  * The wordsize of the EEPROM is 16 bits.
1140  */
1141 
1142 /*
1143  * HW MAC address.
1144  */
1145 #define EEPROM_MAC_ADDR_0		0x0002
1146 #define EEPROM_MAC_ADDR_BYTE0		FIELD16(0x00ff)
1147 #define EEPROM_MAC_ADDR_BYTE1		FIELD16(0xff00)
1148 #define EEPROM_MAC_ADDR1		0x0003
1149 #define EEPROM_MAC_ADDR_BYTE2		FIELD16(0x00ff)
1150 #define EEPROM_MAC_ADDR_BYTE3		FIELD16(0xff00)
1151 #define EEPROM_MAC_ADDR_2		0x0004
1152 #define EEPROM_MAC_ADDR_BYTE4		FIELD16(0x00ff)
1153 #define EEPROM_MAC_ADDR_BYTE5		FIELD16(0xff00)
1154 
1155 /*
1156  * EEPROM antenna.
1157  * ANTENNA_NUM: Number of antenna's.
1158  * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
1159  * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
1160  * FRAME_TYPE: 0: DPDT , 1: SPDT , noted this bit is valid for g only.
1161  * DYN_TXAGC: Dynamic TX AGC control.
1162  * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
1163  * RF_TYPE: Rf_type of this adapter.
1164  */
1165 #define EEPROM_ANTENNA			0x0010
1166 #define EEPROM_ANTENNA_NUM		FIELD16(0x0003)
1167 #define EEPROM_ANTENNA_TX_DEFAULT	FIELD16(0x000c)
1168 #define EEPROM_ANTENNA_RX_DEFAULT	FIELD16(0x0030)
1169 #define EEPROM_ANTENNA_FRAME_TYPE	FIELD16(0x0040)
1170 #define EEPROM_ANTENNA_DYN_TXAGC	FIELD16(0x0200)
1171 #define EEPROM_ANTENNA_HARDWARE_RADIO	FIELD16(0x0400)
1172 #define EEPROM_ANTENNA_RF_TYPE		FIELD16(0xf800)
1173 
1174 /*
1175  * EEPROM NIC config.
1176  * ENABLE_DIVERSITY: 1:enable, 0:disable.
1177  * EXTERNAL_LNA_BG: External LNA enable for 2.4G.
1178  * CARDBUS_ACCEL: 0:enable, 1:disable.
1179  * EXTERNAL_LNA_A: External LNA enable for 5G.
1180  */
1181 #define EEPROM_NIC			0x0011
1182 #define EEPROM_NIC_ENABLE_DIVERSITY	FIELD16(0x0001)
1183 #define EEPROM_NIC_TX_DIVERSITY		FIELD16(0x0002)
1184 #define EEPROM_NIC_RX_FIXED		FIELD16(0x0004)
1185 #define EEPROM_NIC_TX_FIXED		FIELD16(0x0008)
1186 #define EEPROM_NIC_EXTERNAL_LNA_BG	FIELD16(0x0010)
1187 #define EEPROM_NIC_CARDBUS_ACCEL	FIELD16(0x0020)
1188 #define EEPROM_NIC_EXTERNAL_LNA_A	FIELD16(0x0040)
1189 
1190 /*
1191  * EEPROM geography.
1192  * GEO_A: Default geographical setting for 5GHz band
1193  * GEO: Default geographical setting.
1194  */
1195 #define EEPROM_GEOGRAPHY		0x0012
1196 #define EEPROM_GEOGRAPHY_GEO_A		FIELD16(0x00ff)
1197 #define EEPROM_GEOGRAPHY_GEO		FIELD16(0xff00)
1198 
1199 /*
1200  * EEPROM BBP.
1201  */
1202 #define EEPROM_BBP_START		0x0013
1203 #define EEPROM_BBP_SIZE			16
1204 #define EEPROM_BBP_VALUE		FIELD16(0x00ff)
1205 #define EEPROM_BBP_REG_ID		FIELD16(0xff00)
1206 
1207 /*
1208  * EEPROM TXPOWER 802.11G
1209  */
1210 #define EEPROM_TXPOWER_G_START		0x0023
1211 #define EEPROM_TXPOWER_G_SIZE		7
1212 #define EEPROM_TXPOWER_G_1		FIELD16(0x00ff)
1213 #define EEPROM_TXPOWER_G_2		FIELD16(0xff00)
1214 
1215 /*
1216  * EEPROM Frequency
1217  */
1218 #define EEPROM_FREQ			0x002f
1219 #define EEPROM_FREQ_OFFSET		FIELD16(0x00ff)
1220 #define EEPROM_FREQ_SEQ_MASK		FIELD16(0xff00)
1221 #define EEPROM_FREQ_SEQ			FIELD16(0x0300)
1222 
1223 /*
1224  * EEPROM LED.
1225  * POLARITY_RDY_G: Polarity RDY_G setting.
1226  * POLARITY_RDY_A: Polarity RDY_A setting.
1227  * POLARITY_ACT: Polarity ACT setting.
1228  * POLARITY_GPIO_0: Polarity GPIO0 setting.
1229  * POLARITY_GPIO_1: Polarity GPIO1 setting.
1230  * POLARITY_GPIO_2: Polarity GPIO2 setting.
1231  * POLARITY_GPIO_3: Polarity GPIO3 setting.
1232  * POLARITY_GPIO_4: Polarity GPIO4 setting.
1233  * LED_MODE: Led mode.
1234  */
1235 #define EEPROM_LED			0x0030
1236 #define EEPROM_LED_POLARITY_RDY_G	FIELD16(0x0001)
1237 #define EEPROM_LED_POLARITY_RDY_A	FIELD16(0x0002)
1238 #define EEPROM_LED_POLARITY_ACT		FIELD16(0x0004)
1239 #define EEPROM_LED_POLARITY_GPIO_0	FIELD16(0x0008)
1240 #define EEPROM_LED_POLARITY_GPIO_1	FIELD16(0x0010)
1241 #define EEPROM_LED_POLARITY_GPIO_2	FIELD16(0x0020)
1242 #define EEPROM_LED_POLARITY_GPIO_3	FIELD16(0x0040)
1243 #define EEPROM_LED_POLARITY_GPIO_4	FIELD16(0x0080)
1244 #define EEPROM_LED_LED_MODE		FIELD16(0x1f00)
1245 
1246 /*
1247  * EEPROM TXPOWER 802.11A
1248  */
1249 #define EEPROM_TXPOWER_A_START		0x0031
1250 #define EEPROM_TXPOWER_A_SIZE		12
1251 #define EEPROM_TXPOWER_A_1		FIELD16(0x00ff)
1252 #define EEPROM_TXPOWER_A_2		FIELD16(0xff00)
1253 
1254 /*
1255  * EEPROM RSSI offset 802.11BG
1256  */
1257 #define EEPROM_RSSI_OFFSET_BG		0x004d
1258 #define EEPROM_RSSI_OFFSET_BG_1		FIELD16(0x00ff)
1259 #define EEPROM_RSSI_OFFSET_BG_2		FIELD16(0xff00)
1260 
1261 /*
1262  * EEPROM RSSI offset 802.11A
1263  */
1264 #define EEPROM_RSSI_OFFSET_A		0x004e
1265 #define EEPROM_RSSI_OFFSET_A_1		FIELD16(0x00ff)
1266 #define EEPROM_RSSI_OFFSET_A_2		FIELD16(0xff00)
1267 
1268 /*
1269  * MCU mailbox commands.
1270  */
1271 #define MCU_SLEEP			0x30
1272 #define MCU_WAKEUP			0x31
1273 #define MCU_LED				0x50
1274 #define MCU_LED_STRENGTH		0x52
1275 
1276 /*
1277  * DMA descriptor defines.
1278  */
1279 #define TXD_DESC_SIZE			(16 * sizeof(__le32))
1280 #define TXINFO_SIZE			(6 * sizeof(__le32))
1281 #define RXD_DESC_SIZE			(16 * sizeof(__le32))
1282 
1283 /*
1284  * TX descriptor format for TX, PRIO and Beacon Ring.
1285  */
1286 
1287 /*
1288  * Word0
1289  * TKIP_MIC: ASIC appends TKIP MIC if TKIP is used.
1290  * KEY_TABLE: Use per-client pairwise KEY table.
1291  * KEY_INDEX:
1292  * Key index (0~31) to the pairwise KEY table.
1293  * 0~3 to shared KEY table 0 (BSS0).
1294  * 4~7 to shared KEY table 1 (BSS1).
1295  * 8~11 to shared KEY table 2 (BSS2).
1296  * 12~15 to shared KEY table 3 (BSS3).
1297  * BURST: Next frame belongs to same "burst" event.
1298  */
1299 #define TXD_W0_OWNER_NIC		FIELD32(0x00000001)
1300 #define TXD_W0_VALID			FIELD32(0x00000002)
1301 #define TXD_W0_MORE_FRAG		FIELD32(0x00000004)
1302 #define TXD_W0_ACK			FIELD32(0x00000008)
1303 #define TXD_W0_TIMESTAMP		FIELD32(0x00000010)
1304 #define TXD_W0_OFDM			FIELD32(0x00000020)
1305 #define TXD_W0_IFS			FIELD32(0x00000040)
1306 #define TXD_W0_RETRY_MODE		FIELD32(0x00000080)
1307 #define TXD_W0_TKIP_MIC			FIELD32(0x00000100)
1308 #define TXD_W0_KEY_TABLE		FIELD32(0x00000200)
1309 #define TXD_W0_KEY_INDEX		FIELD32(0x0000fc00)
1310 #define TXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
1311 #define TXD_W0_BURST			FIELD32(0x10000000)
1312 #define TXD_W0_CIPHER_ALG		FIELD32(0xe0000000)
1313 
1314 /*
1315  * Word1
1316  * HOST_Q_ID: EDCA/HCCA queue ID.
1317  * HW_SEQUENCE: MAC overwrites the frame sequence number.
1318  * BUFFER_COUNT: Number of buffers in this TXD.
1319  */
1320 #define TXD_W1_HOST_Q_ID		FIELD32(0x0000000f)
1321 #define TXD_W1_AIFSN			FIELD32(0x000000f0)
1322 #define TXD_W1_CWMIN			FIELD32(0x00000f00)
1323 #define TXD_W1_CWMAX			FIELD32(0x0000f000)
1324 #define TXD_W1_IV_OFFSET		FIELD32(0x003f0000)
1325 #define TXD_W1_PIGGY_BACK		FIELD32(0x01000000)
1326 #define TXD_W1_HW_SEQUENCE		FIELD32(0x10000000)
1327 #define TXD_W1_BUFFER_COUNT		FIELD32(0xe0000000)
1328 
1329 /*
1330  * Word2: PLCP information
1331  */
1332 #define TXD_W2_PLCP_SIGNAL		FIELD32(0x000000ff)
1333 #define TXD_W2_PLCP_SERVICE		FIELD32(0x0000ff00)
1334 #define TXD_W2_PLCP_LENGTH_LOW		FIELD32(0x00ff0000)
1335 #define TXD_W2_PLCP_LENGTH_HIGH		FIELD32(0xff000000)
1336 
1337 /*
1338  * Word3
1339  */
1340 #define TXD_W3_IV			FIELD32(0xffffffff)
1341 
1342 /*
1343  * Word4
1344  */
1345 #define TXD_W4_EIV			FIELD32(0xffffffff)
1346 
1347 /*
1348  * Word5
1349  * FRAME_OFFSET: Frame start offset inside ASIC TXFIFO (after TXINFO field).
1350  * TXD_W5_PID_SUBTYPE: Driver assigned packet ID index for txdone handler.
1351  * TXD_W5_PID_TYPE: Driver assigned packet ID type for txdone handler.
1352  * WAITING_DMA_DONE_INT: TXD been filled with data
1353  * and waiting for TxDoneISR housekeeping.
1354  */
1355 #define TXD_W5_FRAME_OFFSET		FIELD32(0x000000ff)
1356 #define TXD_W5_PID_SUBTYPE		FIELD32(0x00001f00)
1357 #define TXD_W5_PID_TYPE			FIELD32(0x0000e000)
1358 #define TXD_W5_TX_POWER			FIELD32(0x00ff0000)
1359 #define TXD_W5_WAITING_DMA_DONE_INT	FIELD32(0x01000000)
1360 
1361 /*
1362  * the above 24-byte is called TXINFO and will be DMAed to MAC block
1363  * through TXFIFO. MAC block use this TXINFO to control the transmission
1364  * behavior of this frame.
1365  * The following fields are not used by MAC block.
1366  * They are used by DMA block and HOST driver only.
1367  * Once a frame has been DMA to ASIC, all the following fields are useless
1368  * to ASIC.
1369  */
1370 
1371 /*
1372  * Word6-10: Buffer physical address
1373  */
1374 #define TXD_W6_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1375 #define TXD_W7_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1376 #define TXD_W8_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1377 #define TXD_W9_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1378 #define TXD_W10_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1379 
1380 /*
1381  * Word11-13: Buffer length
1382  */
1383 #define TXD_W11_BUFFER_LENGTH0		FIELD32(0x00000fff)
1384 #define TXD_W11_BUFFER_LENGTH1		FIELD32(0x0fff0000)
1385 #define TXD_W12_BUFFER_LENGTH2		FIELD32(0x00000fff)
1386 #define TXD_W12_BUFFER_LENGTH3		FIELD32(0x0fff0000)
1387 #define TXD_W13_BUFFER_LENGTH4		FIELD32(0x00000fff)
1388 
1389 /*
1390  * Word14
1391  */
1392 #define TXD_W14_SK_BUFFER		FIELD32(0xffffffff)
1393 
1394 /*
1395  * Word15
1396  */
1397 #define TXD_W15_NEXT_SK_BUFFER		FIELD32(0xffffffff)
1398 
1399 /*
1400  * RX descriptor format for RX Ring.
1401  */
1402 
1403 /*
1404  * Word0
1405  * CIPHER_ERROR: 1:ICV error, 2:MIC error, 3:invalid key.
1406  * KEY_INDEX: Decryption key actually used.
1407  */
1408 #define RXD_W0_OWNER_NIC		FIELD32(0x00000001)
1409 #define RXD_W0_DROP			FIELD32(0x00000002)
1410 #define RXD_W0_UNICAST_TO_ME		FIELD32(0x00000004)
1411 #define RXD_W0_MULTICAST		FIELD32(0x00000008)
1412 #define RXD_W0_BROADCAST		FIELD32(0x00000010)
1413 #define RXD_W0_MY_BSS			FIELD32(0x00000020)
1414 #define RXD_W0_CRC_ERROR		FIELD32(0x00000040)
1415 #define RXD_W0_OFDM			FIELD32(0x00000080)
1416 #define RXD_W0_CIPHER_ERROR		FIELD32(0x00000300)
1417 #define RXD_W0_KEY_INDEX		FIELD32(0x0000fc00)
1418 #define RXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
1419 #define RXD_W0_CIPHER_ALG		FIELD32(0xe0000000)
1420 
1421 /*
1422  * Word1
1423  * SIGNAL: RX raw data rate reported by BBP.
1424  */
1425 #define RXD_W1_SIGNAL			FIELD32(0x000000ff)
1426 #define RXD_W1_RSSI_AGC			FIELD32(0x00001f00)
1427 #define RXD_W1_RSSI_LNA			FIELD32(0x00006000)
1428 #define RXD_W1_FRAME_OFFSET		FIELD32(0x7f000000)
1429 
1430 /*
1431  * Word2
1432  * IV: Received IV of originally encrypted.
1433  */
1434 #define RXD_W2_IV			FIELD32(0xffffffff)
1435 
1436 /*
1437  * Word3
1438  * EIV: Received EIV of originally encrypted.
1439  */
1440 #define RXD_W3_EIV			FIELD32(0xffffffff)
1441 
1442 /*
1443  * Word4
1444  * ICV: Received ICV of originally encrypted.
1445  * NOTE: This is a guess, the official definition is "reserved"
1446  */
1447 #define RXD_W4_ICV			FIELD32(0xffffffff)
1448 
1449 /*
1450  * the above 20-byte is called RXINFO and will be DMAed to MAC RX block
1451  * and passed to the HOST driver.
1452  * The following fields are for DMA block and HOST usage only.
1453  * Can't be touched by ASIC MAC block.
1454  */
1455 
1456 /*
1457  * Word5
1458  */
1459 #define RXD_W5_BUFFER_PHYSICAL_ADDRESS	FIELD32(0xffffffff)
1460 
1461 /*
1462  * Word6-15: Reserved
1463  */
1464 #define RXD_W6_RESERVED			FIELD32(0xffffffff)
1465 #define RXD_W7_RESERVED			FIELD32(0xffffffff)
1466 #define RXD_W8_RESERVED			FIELD32(0xffffffff)
1467 #define RXD_W9_RESERVED			FIELD32(0xffffffff)
1468 #define RXD_W10_RESERVED		FIELD32(0xffffffff)
1469 #define RXD_W11_RESERVED		FIELD32(0xffffffff)
1470 #define RXD_W12_RESERVED		FIELD32(0xffffffff)
1471 #define RXD_W13_RESERVED		FIELD32(0xffffffff)
1472 #define RXD_W14_RESERVED		FIELD32(0xffffffff)
1473 #define RXD_W15_RESERVED		FIELD32(0xffffffff)
1474 
1475 /*
1476  * Macros for converting txpower from EEPROM to mac80211 value
1477  * and from mac80211 value to register value.
1478  */
1479 #define MIN_TXPOWER	0
1480 #define MAX_TXPOWER	31
1481 #define DEFAULT_TXPOWER	24
1482 
1483 #define TXPOWER_FROM_DEV(__txpower) \
1484 	(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
1485 
1486 #define TXPOWER_TO_DEV(__txpower) \
1487 	clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
1488 
1489 #endif /* RT61PCI_H */
1490