rt73usb.h revision 743b97caf98036ec8ee4bfc6fc6f85ad94e04783
1/*
2	Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
3	<http://rt2x00.serialmonkey.com>
4
5	This program is free software; you can redistribute it and/or modify
6	it under the terms of the GNU General Public License as published by
7	the Free Software Foundation; either version 2 of the License, or
8	(at your option) any later version.
9
10	This program is distributed in the hope that it will be useful,
11	but WITHOUT ANY WARRANTY; without even the implied warranty of
12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13	GNU General Public License for more details.
14
15	You should have received a copy of the GNU General Public License
16	along with this program; if not, write to the
17	Free Software Foundation, Inc.,
18	59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21/*
22	Module: rt73usb
23	Abstract: Data structures and registers for the rt73usb module.
24	Supported chipsets: rt2571W & rt2671.
25 */
26
27#ifndef RT73USB_H
28#define RT73USB_H
29
30/*
31 * RF chip defines.
32 */
33#define RF5226				0x0001
34#define RF2528				0x0002
35#define RF5225				0x0003
36#define RF2527				0x0004
37
38/*
39 * Signal information.
40 * Defaul offset is required for RSSI <-> dBm conversion.
41 */
42#define DEFAULT_RSSI_OFFSET		120
43
44/*
45 * Register layout information.
46 */
47#define CSR_REG_BASE			0x3000
48#define CSR_REG_SIZE			0x04b0
49#define EEPROM_BASE			0x0000
50#define EEPROM_SIZE			0x0100
51#define BBP_BASE			0x0000
52#define BBP_SIZE			0x0080
53#define RF_BASE				0x0000
54#define RF_SIZE				0x0014
55
56/*
57 * Number of TX queues.
58 */
59#define NUM_TX_QUEUES			4
60
61/*
62 * USB registers.
63 */
64
65/*
66 * MCU_LEDCS: LED control for MCU Mailbox.
67 */
68#define MCU_LEDCS_LED_MODE		FIELD16(0x001f)
69#define MCU_LEDCS_RADIO_STATUS		FIELD16(0x0020)
70#define MCU_LEDCS_LINK_BG_STATUS	FIELD16(0x0040)
71#define MCU_LEDCS_LINK_A_STATUS		FIELD16(0x0080)
72#define MCU_LEDCS_POLARITY_GPIO_0	FIELD16(0x0100)
73#define MCU_LEDCS_POLARITY_GPIO_1	FIELD16(0x0200)
74#define MCU_LEDCS_POLARITY_GPIO_2	FIELD16(0x0400)
75#define MCU_LEDCS_POLARITY_GPIO_3	FIELD16(0x0800)
76#define MCU_LEDCS_POLARITY_GPIO_4	FIELD16(0x1000)
77#define MCU_LEDCS_POLARITY_ACT		FIELD16(0x2000)
78#define MCU_LEDCS_POLARITY_READY_BG	FIELD16(0x4000)
79#define MCU_LEDCS_POLARITY_READY_A	FIELD16(0x8000)
80
81/*
82 * 8051 firmware image.
83 */
84#define FIRMWARE_RT2571			"rt73.bin"
85#define FIRMWARE_IMAGE_BASE		0x0800
86
87/*
88 * Security key table memory.
89 * 16 entries 32-byte for shared key table
90 * 64 entries 32-byte for pairwise key table
91 * 64 entries 8-byte for pairwise ta key table
92 */
93#define SHARED_KEY_TABLE_BASE		0x1000
94#define PAIRWISE_KEY_TABLE_BASE		0x1200
95#define PAIRWISE_TA_TABLE_BASE		0x1a00
96
97#define SHARED_KEY_ENTRY(__idx) \
98	( SHARED_KEY_TABLE_BASE + \
99		((__idx) * sizeof(struct hw_key_entry)) )
100#define PAIRWISE_KEY_ENTRY(__idx) \
101	( PAIRWISE_KEY_TABLE_BASE + \
102		((__idx) * sizeof(struct hw_key_entry)) )
103#define PAIRWISE_TA_ENTRY(__idx) \
104	( PAIRWISE_TA_TABLE_BASE + \
105		((__idx) * sizeof(struct hw_pairwise_ta_entry)) )
106
107struct hw_key_entry {
108	u8 key[16];
109	u8 tx_mic[8];
110	u8 rx_mic[8];
111} __attribute__ ((packed));
112
113struct hw_pairwise_ta_entry {
114	u8 address[6];
115	u8 cipher;
116	u8 reserved;
117} __attribute__ ((packed));
118
119/*
120 * Since NULL frame won't be that long (256 byte),
121 * We steal 16 tail bytes to save debugging settings.
122 */
123#define HW_DEBUG_SETTING_BASE		0x2bf0
124
125/*
126 * On-chip BEACON frame space.
127 */
128#define HW_BEACON_BASE0			0x2400
129#define HW_BEACON_BASE1			0x2500
130#define HW_BEACON_BASE2			0x2600
131#define HW_BEACON_BASE3			0x2700
132
133#define HW_BEACON_OFFSET(__index) \
134	( HW_BEACON_BASE0 + (__index * 0x0100) )
135
136/*
137 * MAC Control/Status Registers(CSR).
138 * Some values are set in TU, whereas 1 TU == 1024 us.
139 */
140
141/*
142 * MAC_CSR0: ASIC revision number.
143 */
144#define MAC_CSR0			0x3000
145
146/*
147 * MAC_CSR1: System control register.
148 * SOFT_RESET: Software reset bit, 1: reset, 0: normal.
149 * BBP_RESET: Hardware reset BBP.
150 * HOST_READY: Host is ready after initialization, 1: ready.
151 */
152#define MAC_CSR1			0x3004
153#define MAC_CSR1_SOFT_RESET		FIELD32(0x00000001)
154#define MAC_CSR1_BBP_RESET		FIELD32(0x00000002)
155#define MAC_CSR1_HOST_READY		FIELD32(0x00000004)
156
157/*
158 * MAC_CSR2: STA MAC register 0.
159 */
160#define MAC_CSR2			0x3008
161#define MAC_CSR2_BYTE0			FIELD32(0x000000ff)
162#define MAC_CSR2_BYTE1			FIELD32(0x0000ff00)
163#define MAC_CSR2_BYTE2			FIELD32(0x00ff0000)
164#define MAC_CSR2_BYTE3			FIELD32(0xff000000)
165
166/*
167 * MAC_CSR3: STA MAC register 1.
168 * UNICAST_TO_ME_MASK:
169 *	Used to mask off bits from byte 5 of the MAC address
170 *	to determine the UNICAST_TO_ME bit for RX frames.
171 *	The full mask is complemented by BSS_ID_MASK:
172 *		MASK = BSS_ID_MASK & UNICAST_TO_ME_MASK
173 */
174#define MAC_CSR3			0x300c
175#define MAC_CSR3_BYTE4			FIELD32(0x000000ff)
176#define MAC_CSR3_BYTE5			FIELD32(0x0000ff00)
177#define MAC_CSR3_UNICAST_TO_ME_MASK	FIELD32(0x00ff0000)
178
179/*
180 * MAC_CSR4: BSSID register 0.
181 */
182#define MAC_CSR4			0x3010
183#define MAC_CSR4_BYTE0			FIELD32(0x000000ff)
184#define MAC_CSR4_BYTE1			FIELD32(0x0000ff00)
185#define MAC_CSR4_BYTE2			FIELD32(0x00ff0000)
186#define MAC_CSR4_BYTE3			FIELD32(0xff000000)
187
188/*
189 * MAC_CSR5: BSSID register 1.
190 * BSS_ID_MASK:
191 *	This mask is used to mask off bits 0 and 1 of byte 5 of the
192 *	BSSID. This will make sure that those bits will be ignored
193 *	when determining the MY_BSS of RX frames.
194 *		0: 1-BSSID mode (BSS index = 0)
195 *		1: 2-BSSID mode (BSS index: Byte5, bit 0)
196 *		2: 2-BSSID mode (BSS index: byte5, bit 1)
197 *		3: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
198 */
199#define MAC_CSR5			0x3014
200#define MAC_CSR5_BYTE4			FIELD32(0x000000ff)
201#define MAC_CSR5_BYTE5			FIELD32(0x0000ff00)
202#define MAC_CSR5_BSS_ID_MASK		FIELD32(0x00ff0000)
203
204/*
205 * MAC_CSR6: Maximum frame length register.
206 */
207#define MAC_CSR6			0x3018
208#define MAC_CSR6_MAX_FRAME_UNIT		FIELD32(0x00000fff)
209
210/*
211 * MAC_CSR7: Reserved
212 */
213#define MAC_CSR7			0x301c
214
215/*
216 * MAC_CSR8: SIFS/EIFS register.
217 * All units are in US.
218 */
219#define MAC_CSR8			0x3020
220#define MAC_CSR8_SIFS			FIELD32(0x000000ff)
221#define MAC_CSR8_SIFS_AFTER_RX_OFDM	FIELD32(0x0000ff00)
222#define MAC_CSR8_EIFS			FIELD32(0xffff0000)
223
224/*
225 * MAC_CSR9: Back-Off control register.
226 * SLOT_TIME: Slot time, default is 20us for 802.11BG.
227 * CWMIN: Bit for Cwmin. default Cwmin is 31 (2^5 - 1).
228 * CWMAX: Bit for Cwmax, default Cwmax is 1023 (2^10 - 1).
229 * CW_SELECT: 1: CWmin/Cwmax select from register, 0:select from TxD.
230 */
231#define MAC_CSR9			0x3024
232#define MAC_CSR9_SLOT_TIME		FIELD32(0x000000ff)
233#define MAC_CSR9_CWMIN			FIELD32(0x00000f00)
234#define MAC_CSR9_CWMAX			FIELD32(0x0000f000)
235#define MAC_CSR9_CW_SELECT		FIELD32(0x00010000)
236
237/*
238 * MAC_CSR10: Power state configuration.
239 */
240#define MAC_CSR10			0x3028
241
242/*
243 * MAC_CSR11: Power saving transition time register.
244 * DELAY_AFTER_TBCN: Delay after Tbcn expired in units of TU.
245 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
246 * WAKEUP_LATENCY: In unit of TU.
247 */
248#define MAC_CSR11			0x302c
249#define MAC_CSR11_DELAY_AFTER_TBCN	FIELD32(0x000000ff)
250#define MAC_CSR11_TBCN_BEFORE_WAKEUP	FIELD32(0x00007f00)
251#define MAC_CSR11_AUTOWAKE		FIELD32(0x00008000)
252#define MAC_CSR11_WAKEUP_LATENCY	FIELD32(0x000f0000)
253
254/*
255 * MAC_CSR12: Manual power control / status register (merge CSR20 & PWRCSR1).
256 * CURRENT_STATE: 0:sleep, 1:awake.
257 * FORCE_WAKEUP: This has higher priority than PUT_TO_SLEEP.
258 * BBP_CURRENT_STATE: 0: BBP sleep, 1: BBP awake.
259 */
260#define MAC_CSR12			0x3030
261#define MAC_CSR12_CURRENT_STATE		FIELD32(0x00000001)
262#define MAC_CSR12_PUT_TO_SLEEP		FIELD32(0x00000002)
263#define MAC_CSR12_FORCE_WAKEUP		FIELD32(0x00000004)
264#define MAC_CSR12_BBP_CURRENT_STATE	FIELD32(0x00000008)
265
266/*
267 * MAC_CSR13: GPIO.
268 */
269#define MAC_CSR13			0x3034
270
271/*
272 * MAC_CSR14: LED control register.
273 * ON_PERIOD: On period, default 70ms.
274 * OFF_PERIOD: Off period, default 30ms.
275 * HW_LED: HW TX activity, 1: normal OFF, 0: normal ON.
276 * SW_LED: s/w LED, 1: ON, 0: OFF.
277 * HW_LED_POLARITY: 0: active low, 1: active high.
278 */
279#define MAC_CSR14			0x3038
280#define MAC_CSR14_ON_PERIOD		FIELD32(0x000000ff)
281#define MAC_CSR14_OFF_PERIOD		FIELD32(0x0000ff00)
282#define MAC_CSR14_HW_LED		FIELD32(0x00010000)
283#define MAC_CSR14_SW_LED		FIELD32(0x00020000)
284#define MAC_CSR14_HW_LED_POLARITY	FIELD32(0x00040000)
285#define MAC_CSR14_SW_LED2		FIELD32(0x00080000)
286
287/*
288 * MAC_CSR15: NAV control.
289 */
290#define MAC_CSR15			0x303c
291
292/*
293 * TXRX control registers.
294 * Some values are set in TU, whereas 1 TU == 1024 us.
295 */
296
297/*
298 * TXRX_CSR0: TX/RX configuration register.
299 * TSF_OFFSET: Default is 24.
300 * AUTO_TX_SEQ: 1: ASIC auto replace sequence nr in outgoing frame.
301 * DISABLE_RX: Disable Rx engine.
302 * DROP_CRC: Drop CRC error.
303 * DROP_PHYSICAL: Drop physical error.
304 * DROP_CONTROL: Drop control frame.
305 * DROP_NOT_TO_ME: Drop not to me unicast frame.
306 * DROP_TO_DS: Drop fram ToDs bit is true.
307 * DROP_VERSION_ERROR: Drop version error frame.
308 * DROP_MULTICAST: Drop multicast frames.
309 * DROP_BORADCAST: Drop broadcast frames.
310 * ROP_ACK_CTS: Drop received ACK and CTS.
311 */
312#define TXRX_CSR0			0x3040
313#define TXRX_CSR0_RX_ACK_TIMEOUT	FIELD32(0x000001ff)
314#define TXRX_CSR0_TSF_OFFSET		FIELD32(0x00007e00)
315#define TXRX_CSR0_AUTO_TX_SEQ		FIELD32(0x00008000)
316#define TXRX_CSR0_DISABLE_RX		FIELD32(0x00010000)
317#define TXRX_CSR0_DROP_CRC		FIELD32(0x00020000)
318#define TXRX_CSR0_DROP_PHYSICAL		FIELD32(0x00040000)
319#define TXRX_CSR0_DROP_CONTROL		FIELD32(0x00080000)
320#define TXRX_CSR0_DROP_NOT_TO_ME	FIELD32(0x00100000)
321#define TXRX_CSR0_DROP_TO_DS		FIELD32(0x00200000)
322#define TXRX_CSR0_DROP_VERSION_ERROR	FIELD32(0x00400000)
323#define TXRX_CSR0_DROP_MULTICAST	FIELD32(0x00800000)
324#define TXRX_CSR0_DROP_BROADCAST	FIELD32(0x01000000)
325#define TXRX_CSR0_DROP_ACK_CTS		FIELD32(0x02000000)
326#define TXRX_CSR0_TX_WITHOUT_WAITING	FIELD32(0x04000000)
327
328/*
329 * TXRX_CSR1
330 */
331#define TXRX_CSR1			0x3044
332#define TXRX_CSR1_BBP_ID0		FIELD32(0x0000007f)
333#define TXRX_CSR1_BBP_ID0_VALID		FIELD32(0x00000080)
334#define TXRX_CSR1_BBP_ID1		FIELD32(0x00007f00)
335#define TXRX_CSR1_BBP_ID1_VALID		FIELD32(0x00008000)
336#define TXRX_CSR1_BBP_ID2		FIELD32(0x007f0000)
337#define TXRX_CSR1_BBP_ID2_VALID		FIELD32(0x00800000)
338#define TXRX_CSR1_BBP_ID3		FIELD32(0x7f000000)
339#define TXRX_CSR1_BBP_ID3_VALID		FIELD32(0x80000000)
340
341/*
342 * TXRX_CSR2
343 */
344#define TXRX_CSR2			0x3048
345#define TXRX_CSR2_BBP_ID0		FIELD32(0x0000007f)
346#define TXRX_CSR2_BBP_ID0_VALID		FIELD32(0x00000080)
347#define TXRX_CSR2_BBP_ID1		FIELD32(0x00007f00)
348#define TXRX_CSR2_BBP_ID1_VALID		FIELD32(0x00008000)
349#define TXRX_CSR2_BBP_ID2		FIELD32(0x007f0000)
350#define TXRX_CSR2_BBP_ID2_VALID		FIELD32(0x00800000)
351#define TXRX_CSR2_BBP_ID3		FIELD32(0x7f000000)
352#define TXRX_CSR2_BBP_ID3_VALID		FIELD32(0x80000000)
353
354/*
355 * TXRX_CSR3
356 */
357#define TXRX_CSR3			0x304c
358#define TXRX_CSR3_BBP_ID0		FIELD32(0x0000007f)
359#define TXRX_CSR3_BBP_ID0_VALID		FIELD32(0x00000080)
360#define TXRX_CSR3_BBP_ID1		FIELD32(0x00007f00)
361#define TXRX_CSR3_BBP_ID1_VALID		FIELD32(0x00008000)
362#define TXRX_CSR3_BBP_ID2		FIELD32(0x007f0000)
363#define TXRX_CSR3_BBP_ID2_VALID		FIELD32(0x00800000)
364#define TXRX_CSR3_BBP_ID3		FIELD32(0x7f000000)
365#define TXRX_CSR3_BBP_ID3_VALID		FIELD32(0x80000000)
366
367/*
368 * TXRX_CSR4: Auto-Responder/Tx-retry register.
369 * AUTORESPOND_PREAMBLE: 0:long, 1:short preamble.
370 * OFDM_TX_RATE_DOWN: 1:enable.
371 * OFDM_TX_RATE_STEP: 0:1-step, 1: 2-step, 2:3-step, 3:4-step.
372 * OFDM_TX_FALLBACK_CCK: 0: Fallback to OFDM 6M only, 1: Fallback to CCK 1M,2M.
373 */
374#define TXRX_CSR4			0x3050
375#define TXRX_CSR4_TX_ACK_TIMEOUT	FIELD32(0x000000ff)
376#define TXRX_CSR4_CNTL_ACK_POLICY	FIELD32(0x00000700)
377#define TXRX_CSR4_ACK_CTS_PSM		FIELD32(0x00010000)
378#define TXRX_CSR4_AUTORESPOND_ENABLE	FIELD32(0x00020000)
379#define TXRX_CSR4_AUTORESPOND_PREAMBLE	FIELD32(0x00040000)
380#define TXRX_CSR4_OFDM_TX_RATE_DOWN	FIELD32(0x00080000)
381#define TXRX_CSR4_OFDM_TX_RATE_STEP	FIELD32(0x00300000)
382#define TXRX_CSR4_OFDM_TX_FALLBACK_CCK	FIELD32(0x00400000)
383#define TXRX_CSR4_LONG_RETRY_LIMIT	FIELD32(0x0f000000)
384#define TXRX_CSR4_SHORT_RETRY_LIMIT	FIELD32(0xf0000000)
385
386/*
387 * TXRX_CSR5
388 */
389#define TXRX_CSR5			0x3054
390
391/*
392 * TXRX_CSR6: ACK/CTS payload consumed time
393 */
394#define TXRX_CSR6			0x3058
395
396/*
397 * TXRX_CSR7: OFDM ACK/CTS payload consumed time for 6/9/12/18 mbps.
398 */
399#define TXRX_CSR7			0x305c
400#define TXRX_CSR7_ACK_CTS_6MBS		FIELD32(0x000000ff)
401#define TXRX_CSR7_ACK_CTS_9MBS		FIELD32(0x0000ff00)
402#define TXRX_CSR7_ACK_CTS_12MBS		FIELD32(0x00ff0000)
403#define TXRX_CSR7_ACK_CTS_18MBS		FIELD32(0xff000000)
404
405/*
406 * TXRX_CSR8: OFDM ACK/CTS payload consumed time for 24/36/48/54 mbps.
407 */
408#define TXRX_CSR8			0x3060
409#define TXRX_CSR8_ACK_CTS_24MBS		FIELD32(0x000000ff)
410#define TXRX_CSR8_ACK_CTS_36MBS		FIELD32(0x0000ff00)
411#define TXRX_CSR8_ACK_CTS_48MBS		FIELD32(0x00ff0000)
412#define TXRX_CSR8_ACK_CTS_54MBS		FIELD32(0xff000000)
413
414/*
415 * TXRX_CSR9: Synchronization control register.
416 * BEACON_INTERVAL: In unit of 1/16 TU.
417 * TSF_TICKING: Enable TSF auto counting.
418 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
419 * BEACON_GEN: Enable beacon generator.
420 */
421#define TXRX_CSR9			0x3064
422#define TXRX_CSR9_BEACON_INTERVAL	FIELD32(0x0000ffff)
423#define TXRX_CSR9_TSF_TICKING		FIELD32(0x00010000)
424#define TXRX_CSR9_TSF_SYNC		FIELD32(0x00060000)
425#define TXRX_CSR9_TBTT_ENABLE		FIELD32(0x00080000)
426#define TXRX_CSR9_BEACON_GEN		FIELD32(0x00100000)
427#define TXRX_CSR9_TIMESTAMP_COMPENSATE	FIELD32(0xff000000)
428
429/*
430 * TXRX_CSR10: BEACON alignment.
431 */
432#define TXRX_CSR10			0x3068
433
434/*
435 * TXRX_CSR11: AES mask.
436 */
437#define TXRX_CSR11			0x306c
438
439/*
440 * TXRX_CSR12: TSF low 32.
441 */
442#define TXRX_CSR12			0x3070
443#define TXRX_CSR12_LOW_TSFTIMER		FIELD32(0xffffffff)
444
445/*
446 * TXRX_CSR13: TSF high 32.
447 */
448#define TXRX_CSR13			0x3074
449#define TXRX_CSR13_HIGH_TSFTIMER	FIELD32(0xffffffff)
450
451/*
452 * TXRX_CSR14: TBTT timer.
453 */
454#define TXRX_CSR14			0x3078
455
456/*
457 * TXRX_CSR15: TKIP MIC priority byte "AND" mask.
458 */
459#define TXRX_CSR15			0x307c
460
461/*
462 * PHY control registers.
463 * Some values are set in TU, whereas 1 TU == 1024 us.
464 */
465
466/*
467 * PHY_CSR0: RF/PS control.
468 */
469#define PHY_CSR0			0x3080
470#define PHY_CSR0_PA_PE_BG		FIELD32(0x00010000)
471#define PHY_CSR0_PA_PE_A		FIELD32(0x00020000)
472
473/*
474 * PHY_CSR1
475 */
476#define PHY_CSR1			0x3084
477#define PHY_CSR1_RF_RPI			FIELD32(0x00010000)
478
479/*
480 * PHY_CSR2: Pre-TX BBP control.
481 */
482#define PHY_CSR2			0x3088
483
484/*
485 * PHY_CSR3: BBP serial control register.
486 * VALUE: Register value to program into BBP.
487 * REG_NUM: Selected BBP register.
488 * READ_CONTROL: 0: Write BBP, 1: Read BBP.
489 * BUSY: 1: ASIC is busy execute BBP programming.
490 */
491#define PHY_CSR3			0x308c
492#define PHY_CSR3_VALUE			FIELD32(0x000000ff)
493#define PHY_CSR3_REGNUM			FIELD32(0x00007f00)
494#define PHY_CSR3_READ_CONTROL		FIELD32(0x00008000)
495#define PHY_CSR3_BUSY			FIELD32(0x00010000)
496
497/*
498 * PHY_CSR4: RF serial control register
499 * VALUE: Register value (include register id) serial out to RF/IF chip.
500 * NUMBER_OF_BITS: Number of bits used in RFRegValue (I:20, RFMD:22).
501 * IF_SELECT: 1: select IF to program, 0: select RF to program.
502 * PLL_LD: RF PLL_LD status.
503 * BUSY: 1: ASIC is busy execute RF programming.
504 */
505#define PHY_CSR4			0x3090
506#define PHY_CSR4_VALUE			FIELD32(0x00ffffff)
507#define PHY_CSR4_NUMBER_OF_BITS		FIELD32(0x1f000000)
508#define PHY_CSR4_IF_SELECT		FIELD32(0x20000000)
509#define PHY_CSR4_PLL_LD			FIELD32(0x40000000)
510#define PHY_CSR4_BUSY			FIELD32(0x80000000)
511
512/*
513 * PHY_CSR5: RX to TX signal switch timing control.
514 */
515#define PHY_CSR5			0x3094
516#define PHY_CSR5_IQ_FLIP		FIELD32(0x00000004)
517
518/*
519 * PHY_CSR6: TX to RX signal timing control.
520 */
521#define PHY_CSR6			0x3098
522#define PHY_CSR6_IQ_FLIP		FIELD32(0x00000004)
523
524/*
525 * PHY_CSR7: TX DAC switching timing control.
526 */
527#define PHY_CSR7			0x309c
528
529/*
530 * Security control register.
531 */
532
533/*
534 * SEC_CSR0: Shared key table control.
535 */
536#define SEC_CSR0			0x30a0
537#define SEC_CSR0_BSS0_KEY0_VALID	FIELD32(0x00000001)
538#define SEC_CSR0_BSS0_KEY1_VALID	FIELD32(0x00000002)
539#define SEC_CSR0_BSS0_KEY2_VALID	FIELD32(0x00000004)
540#define SEC_CSR0_BSS0_KEY3_VALID	FIELD32(0x00000008)
541#define SEC_CSR0_BSS1_KEY0_VALID	FIELD32(0x00000010)
542#define SEC_CSR0_BSS1_KEY1_VALID	FIELD32(0x00000020)
543#define SEC_CSR0_BSS1_KEY2_VALID	FIELD32(0x00000040)
544#define SEC_CSR0_BSS1_KEY3_VALID	FIELD32(0x00000080)
545#define SEC_CSR0_BSS2_KEY0_VALID	FIELD32(0x00000100)
546#define SEC_CSR0_BSS2_KEY1_VALID	FIELD32(0x00000200)
547#define SEC_CSR0_BSS2_KEY2_VALID	FIELD32(0x00000400)
548#define SEC_CSR0_BSS2_KEY3_VALID	FIELD32(0x00000800)
549#define SEC_CSR0_BSS3_KEY0_VALID	FIELD32(0x00001000)
550#define SEC_CSR0_BSS3_KEY1_VALID	FIELD32(0x00002000)
551#define SEC_CSR0_BSS3_KEY2_VALID	FIELD32(0x00004000)
552#define SEC_CSR0_BSS3_KEY3_VALID	FIELD32(0x00008000)
553
554/*
555 * SEC_CSR1: Shared key table security mode register.
556 */
557#define SEC_CSR1			0x30a4
558#define SEC_CSR1_BSS0_KEY0_CIPHER_ALG	FIELD32(0x00000007)
559#define SEC_CSR1_BSS0_KEY1_CIPHER_ALG	FIELD32(0x00000070)
560#define SEC_CSR1_BSS0_KEY2_CIPHER_ALG	FIELD32(0x00000700)
561#define SEC_CSR1_BSS0_KEY3_CIPHER_ALG	FIELD32(0x00007000)
562#define SEC_CSR1_BSS1_KEY0_CIPHER_ALG	FIELD32(0x00070000)
563#define SEC_CSR1_BSS1_KEY1_CIPHER_ALG	FIELD32(0x00700000)
564#define SEC_CSR1_BSS1_KEY2_CIPHER_ALG	FIELD32(0x07000000)
565#define SEC_CSR1_BSS1_KEY3_CIPHER_ALG	FIELD32(0x70000000)
566
567/*
568 * Pairwise key table valid bitmap registers.
569 * SEC_CSR2: pairwise key table valid bitmap 0.
570 * SEC_CSR3: pairwise key table valid bitmap 1.
571 */
572#define SEC_CSR2			0x30a8
573#define SEC_CSR3			0x30ac
574
575/*
576 * SEC_CSR4: Pairwise key table lookup control.
577 */
578#define SEC_CSR4			0x30b0
579#define SEC_CSR4_ENABLE_BSS0		FIELD32(0x00000001)
580#define SEC_CSR4_ENABLE_BSS1		FIELD32(0x00000002)
581#define SEC_CSR4_ENABLE_BSS2		FIELD32(0x00000004)
582#define SEC_CSR4_ENABLE_BSS3		FIELD32(0x00000008)
583
584/*
585 * SEC_CSR5: shared key table security mode register.
586 */
587#define SEC_CSR5			0x30b4
588#define SEC_CSR5_BSS2_KEY0_CIPHER_ALG	FIELD32(0x00000007)
589#define SEC_CSR5_BSS2_KEY1_CIPHER_ALG	FIELD32(0x00000070)
590#define SEC_CSR5_BSS2_KEY2_CIPHER_ALG	FIELD32(0x00000700)
591#define SEC_CSR5_BSS2_KEY3_CIPHER_ALG	FIELD32(0x00007000)
592#define SEC_CSR5_BSS3_KEY0_CIPHER_ALG	FIELD32(0x00070000)
593#define SEC_CSR5_BSS3_KEY1_CIPHER_ALG	FIELD32(0x00700000)
594#define SEC_CSR5_BSS3_KEY2_CIPHER_ALG	FIELD32(0x07000000)
595#define SEC_CSR5_BSS3_KEY3_CIPHER_ALG	FIELD32(0x70000000)
596
597/*
598 * STA control registers.
599 */
600
601/*
602 * STA_CSR0: RX PLCP error count & RX FCS error count.
603 */
604#define STA_CSR0			0x30c0
605#define STA_CSR0_FCS_ERROR		FIELD32(0x0000ffff)
606#define STA_CSR0_PLCP_ERROR		FIELD32(0xffff0000)
607
608/*
609 * STA_CSR1: RX False CCA count & RX LONG frame count.
610 */
611#define STA_CSR1			0x30c4
612#define STA_CSR1_PHYSICAL_ERROR		FIELD32(0x0000ffff)
613#define STA_CSR1_FALSE_CCA_ERROR	FIELD32(0xffff0000)
614
615/*
616 * STA_CSR2: TX Beacon count and RX FIFO overflow count.
617 */
618#define STA_CSR2			0x30c8
619#define STA_CSR2_RX_FIFO_OVERFLOW_COUNT	FIELD32(0x0000ffff)
620#define STA_CSR2_RX_OVERFLOW_COUNT	FIELD32(0xffff0000)
621
622/*
623 * STA_CSR3: TX Beacon count.
624 */
625#define STA_CSR3			0x30cc
626#define STA_CSR3_TX_BEACON_COUNT	FIELD32(0x0000ffff)
627
628/*
629 * STA_CSR4: TX Retry count.
630 */
631#define STA_CSR4			0x30d0
632#define STA_CSR4_TX_NO_RETRY_COUNT	FIELD32(0x0000ffff)
633#define STA_CSR4_TX_ONE_RETRY_COUNT	FIELD32(0xffff0000)
634
635/*
636 * STA_CSR5: TX Retry count.
637 */
638#define STA_CSR5			0x30d4
639#define STA_CSR4_TX_MULTI_RETRY_COUNT	FIELD32(0x0000ffff)
640#define STA_CSR4_TX_RETRY_FAIL_COUNT	FIELD32(0xffff0000)
641
642/*
643 * QOS control registers.
644 */
645
646/*
647 * QOS_CSR1: TXOP holder MAC address register.
648 */
649#define QOS_CSR1			0x30e4
650#define QOS_CSR1_BYTE4			FIELD32(0x000000ff)
651#define QOS_CSR1_BYTE5			FIELD32(0x0000ff00)
652
653/*
654 * QOS_CSR2: TXOP holder timeout register.
655 */
656#define QOS_CSR2			0x30e8
657
658/*
659 * RX QOS-CFPOLL MAC address register.
660 * QOS_CSR3: RX QOS-CFPOLL MAC address 0.
661 * QOS_CSR4: RX QOS-CFPOLL MAC address 1.
662 */
663#define QOS_CSR3			0x30ec
664#define QOS_CSR4			0x30f0
665
666/*
667 * QOS_CSR5: "QosControl" field of the RX QOS-CFPOLL.
668 */
669#define QOS_CSR5			0x30f4
670
671/*
672 * WMM Scheduler Register
673 */
674
675/*
676 * AIFSN_CSR: AIFSN for each EDCA AC.
677 * AIFSN0: For AC_BK.
678 * AIFSN1: For AC_BE.
679 * AIFSN2: For AC_VI.
680 * AIFSN3: For AC_VO.
681 */
682#define AIFSN_CSR			0x0400
683#define AIFSN_CSR_AIFSN0		FIELD32(0x0000000f)
684#define AIFSN_CSR_AIFSN1		FIELD32(0x000000f0)
685#define AIFSN_CSR_AIFSN2		FIELD32(0x00000f00)
686#define AIFSN_CSR_AIFSN3		FIELD32(0x0000f000)
687
688/*
689 * CWMIN_CSR: CWmin for each EDCA AC.
690 * CWMIN0: For AC_BK.
691 * CWMIN1: For AC_BE.
692 * CWMIN2: For AC_VI.
693 * CWMIN3: For AC_VO.
694 */
695#define CWMIN_CSR			0x0404
696#define CWMIN_CSR_CWMIN0		FIELD32(0x0000000f)
697#define CWMIN_CSR_CWMIN1		FIELD32(0x000000f0)
698#define CWMIN_CSR_CWMIN2		FIELD32(0x00000f00)
699#define CWMIN_CSR_CWMIN3		FIELD32(0x0000f000)
700
701/*
702 * CWMAX_CSR: CWmax for each EDCA AC.
703 * CWMAX0: For AC_BK.
704 * CWMAX1: For AC_BE.
705 * CWMAX2: For AC_VI.
706 * CWMAX3: For AC_VO.
707 */
708#define CWMAX_CSR			0x0408
709#define CWMAX_CSR_CWMAX0		FIELD32(0x0000000f)
710#define CWMAX_CSR_CWMAX1		FIELD32(0x000000f0)
711#define CWMAX_CSR_CWMAX2		FIELD32(0x00000f00)
712#define CWMAX_CSR_CWMAX3		FIELD32(0x0000f000)
713
714/*
715 * AC_TXOP_CSR0: AC_BK/AC_BE TXOP register.
716 * AC0_TX_OP: For AC_BK, in unit of 32us.
717 * AC1_TX_OP: For AC_BE, in unit of 32us.
718 */
719#define AC_TXOP_CSR0			0x040c
720#define AC_TXOP_CSR0_AC0_TX_OP		FIELD32(0x0000ffff)
721#define AC_TXOP_CSR0_AC1_TX_OP		FIELD32(0xffff0000)
722
723/*
724 * AC_TXOP_CSR1: AC_VO/AC_VI TXOP register.
725 * AC2_TX_OP: For AC_VI, in unit of 32us.
726 * AC3_TX_OP: For AC_VO, in unit of 32us.
727 */
728#define AC_TXOP_CSR1			0x0410
729#define AC_TXOP_CSR1_AC2_TX_OP		FIELD32(0x0000ffff)
730#define AC_TXOP_CSR1_AC3_TX_OP		FIELD32(0xffff0000)
731
732/*
733 * BBP registers.
734 * The wordsize of the BBP is 8 bits.
735 */
736
737/*
738 * R2
739 */
740#define BBP_R2_BG_MODE			FIELD8(0x20)
741
742/*
743 * R3
744 */
745#define BBP_R3_SMART_MODE		FIELD8(0x01)
746
747/*
748 * R4: RX antenna control
749 * FRAME_END: 1 - DPDT, 0 - SPDT (Only valid for 802.11G, RF2527 & RF2529)
750 */
751
752/*
753 * ANTENNA_CONTROL semantics (guessed):
754 * 0x1: Software controlled antenna switching (fixed or SW diversity)
755 * 0x2: Hardware diversity.
756 */
757#define BBP_R4_RX_ANTENNA_CONTROL	FIELD8(0x03)
758#define BBP_R4_RX_FRAME_END		FIELD8(0x20)
759
760/*
761 * R77
762 */
763#define BBP_R77_RX_ANTENNA		FIELD8(0x03)
764
765/*
766 * RF registers
767 */
768
769/*
770 * RF 3
771 */
772#define RF3_TXPOWER			FIELD32(0x00003e00)
773
774/*
775 * RF 4
776 */
777#define RF4_FREQ_OFFSET			FIELD32(0x0003f000)
778
779/*
780 * EEPROM content.
781 * The wordsize of the EEPROM is 16 bits.
782 */
783
784/*
785 * HW MAC address.
786 */
787#define EEPROM_MAC_ADDR_0		0x0002
788#define EEPROM_MAC_ADDR_BYTE0		FIELD16(0x00ff)
789#define EEPROM_MAC_ADDR_BYTE1		FIELD16(0xff00)
790#define EEPROM_MAC_ADDR1		0x0003
791#define EEPROM_MAC_ADDR_BYTE2		FIELD16(0x00ff)
792#define EEPROM_MAC_ADDR_BYTE3		FIELD16(0xff00)
793#define EEPROM_MAC_ADDR_2		0x0004
794#define EEPROM_MAC_ADDR_BYTE4		FIELD16(0x00ff)
795#define EEPROM_MAC_ADDR_BYTE5		FIELD16(0xff00)
796
797/*
798 * EEPROM antenna.
799 * ANTENNA_NUM: Number of antenna's.
800 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
801 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
802 * FRAME_TYPE: 0: DPDT , 1: SPDT , noted this bit is valid for g only.
803 * DYN_TXAGC: Dynamic TX AGC control.
804 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
805 * RF_TYPE: Rf_type of this adapter.
806 */
807#define EEPROM_ANTENNA			0x0010
808#define EEPROM_ANTENNA_NUM		FIELD16(0x0003)
809#define EEPROM_ANTENNA_TX_DEFAULT	FIELD16(0x000c)
810#define EEPROM_ANTENNA_RX_DEFAULT	FIELD16(0x0030)
811#define EEPROM_ANTENNA_FRAME_TYPE	FIELD16(0x0040)
812#define EEPROM_ANTENNA_DYN_TXAGC	FIELD16(0x0200)
813#define EEPROM_ANTENNA_HARDWARE_RADIO	FIELD16(0x0400)
814#define EEPROM_ANTENNA_RF_TYPE		FIELD16(0xf800)
815
816/*
817 * EEPROM NIC config.
818 * EXTERNAL_LNA: External LNA.
819 */
820#define EEPROM_NIC			0x0011
821#define EEPROM_NIC_EXTERNAL_LNA		FIELD16(0x0010)
822
823/*
824 * EEPROM geography.
825 * GEO_A: Default geographical setting for 5GHz band
826 * GEO: Default geographical setting.
827 */
828#define EEPROM_GEOGRAPHY		0x0012
829#define EEPROM_GEOGRAPHY_GEO_A		FIELD16(0x00ff)
830#define EEPROM_GEOGRAPHY_GEO		FIELD16(0xff00)
831
832/*
833 * EEPROM BBP.
834 */
835#define EEPROM_BBP_START		0x0013
836#define EEPROM_BBP_SIZE			16
837#define EEPROM_BBP_VALUE		FIELD16(0x00ff)
838#define EEPROM_BBP_REG_ID		FIELD16(0xff00)
839
840/*
841 * EEPROM TXPOWER 802.11G
842 */
843#define EEPROM_TXPOWER_G_START		0x0023
844#define EEPROM_TXPOWER_G_SIZE		7
845#define EEPROM_TXPOWER_G_1		FIELD16(0x00ff)
846#define EEPROM_TXPOWER_G_2		FIELD16(0xff00)
847
848/*
849 * EEPROM Frequency
850 */
851#define EEPROM_FREQ			0x002f
852#define EEPROM_FREQ_OFFSET		FIELD16(0x00ff)
853#define EEPROM_FREQ_SEQ_MASK		FIELD16(0xff00)
854#define EEPROM_FREQ_SEQ			FIELD16(0x0300)
855
856/*
857 * EEPROM LED.
858 * POLARITY_RDY_G: Polarity RDY_G setting.
859 * POLARITY_RDY_A: Polarity RDY_A setting.
860 * POLARITY_ACT: Polarity ACT setting.
861 * POLARITY_GPIO_0: Polarity GPIO0 setting.
862 * POLARITY_GPIO_1: Polarity GPIO1 setting.
863 * POLARITY_GPIO_2: Polarity GPIO2 setting.
864 * POLARITY_GPIO_3: Polarity GPIO3 setting.
865 * POLARITY_GPIO_4: Polarity GPIO4 setting.
866 * LED_MODE: Led mode.
867 */
868#define EEPROM_LED			0x0030
869#define EEPROM_LED_POLARITY_RDY_G	FIELD16(0x0001)
870#define EEPROM_LED_POLARITY_RDY_A	FIELD16(0x0002)
871#define EEPROM_LED_POLARITY_ACT		FIELD16(0x0004)
872#define EEPROM_LED_POLARITY_GPIO_0	FIELD16(0x0008)
873#define EEPROM_LED_POLARITY_GPIO_1	FIELD16(0x0010)
874#define EEPROM_LED_POLARITY_GPIO_2	FIELD16(0x0020)
875#define EEPROM_LED_POLARITY_GPIO_3	FIELD16(0x0040)
876#define EEPROM_LED_POLARITY_GPIO_4	FIELD16(0x0080)
877#define EEPROM_LED_LED_MODE		FIELD16(0x1f00)
878
879/*
880 * EEPROM TXPOWER 802.11A
881 */
882#define EEPROM_TXPOWER_A_START		0x0031
883#define EEPROM_TXPOWER_A_SIZE		12
884#define EEPROM_TXPOWER_A_1		FIELD16(0x00ff)
885#define EEPROM_TXPOWER_A_2		FIELD16(0xff00)
886
887/*
888 * EEPROM RSSI offset 802.11BG
889 */
890#define EEPROM_RSSI_OFFSET_BG		0x004d
891#define EEPROM_RSSI_OFFSET_BG_1		FIELD16(0x00ff)
892#define EEPROM_RSSI_OFFSET_BG_2		FIELD16(0xff00)
893
894/*
895 * EEPROM RSSI offset 802.11A
896 */
897#define EEPROM_RSSI_OFFSET_A		0x004e
898#define EEPROM_RSSI_OFFSET_A_1		FIELD16(0x00ff)
899#define EEPROM_RSSI_OFFSET_A_2		FIELD16(0xff00)
900
901/*
902 * DMA descriptor defines.
903 */
904#define TXD_DESC_SIZE			( 6 * sizeof(__le32) )
905#define TXINFO_SIZE			( 6 * sizeof(__le32) )
906#define RXD_DESC_SIZE			( 6 * sizeof(__le32) )
907
908/*
909 * TX descriptor format for TX, PRIO and Beacon Ring.
910 */
911
912/*
913 * Word0
914 * BURST: Next frame belongs to same "burst" event.
915 * TKIP_MIC: ASIC appends TKIP MIC if TKIP is used.
916 * KEY_TABLE: Use per-client pairwise KEY table.
917 * KEY_INDEX:
918 * Key index (0~31) to the pairwise KEY table.
919 * 0~3 to shared KEY table 0 (BSS0).
920 * 4~7 to shared KEY table 1 (BSS1).
921 * 8~11 to shared KEY table 2 (BSS2).
922 * 12~15 to shared KEY table 3 (BSS3).
923 * BURST2: For backward compatibility, set to same value as BURST.
924 */
925#define TXD_W0_BURST			FIELD32(0x00000001)
926#define TXD_W0_VALID			FIELD32(0x00000002)
927#define TXD_W0_MORE_FRAG		FIELD32(0x00000004)
928#define TXD_W0_ACK			FIELD32(0x00000008)
929#define TXD_W0_TIMESTAMP		FIELD32(0x00000010)
930#define TXD_W0_OFDM			FIELD32(0x00000020)
931#define TXD_W0_IFS			FIELD32(0x00000040)
932#define TXD_W0_RETRY_MODE		FIELD32(0x00000080)
933#define TXD_W0_TKIP_MIC			FIELD32(0x00000100)
934#define TXD_W0_KEY_TABLE		FIELD32(0x00000200)
935#define TXD_W0_KEY_INDEX		FIELD32(0x0000fc00)
936#define TXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
937#define TXD_W0_BURST2			FIELD32(0x10000000)
938#define TXD_W0_CIPHER_ALG		FIELD32(0xe0000000)
939
940/*
941 * Word1
942 * HOST_Q_ID: EDCA/HCCA queue ID.
943 * HW_SEQUENCE: MAC overwrites the frame sequence number.
944 * BUFFER_COUNT: Number of buffers in this TXD.
945 */
946#define TXD_W1_HOST_Q_ID		FIELD32(0x0000000f)
947#define TXD_W1_AIFSN			FIELD32(0x000000f0)
948#define TXD_W1_CWMIN			FIELD32(0x00000f00)
949#define TXD_W1_CWMAX			FIELD32(0x0000f000)
950#define TXD_W1_IV_OFFSET		FIELD32(0x003f0000)
951#define TXD_W1_HW_SEQUENCE		FIELD32(0x10000000)
952#define TXD_W1_BUFFER_COUNT		FIELD32(0xe0000000)
953
954/*
955 * Word2: PLCP information
956 */
957#define TXD_W2_PLCP_SIGNAL		FIELD32(0x000000ff)
958#define TXD_W2_PLCP_SERVICE		FIELD32(0x0000ff00)
959#define TXD_W2_PLCP_LENGTH_LOW		FIELD32(0x00ff0000)
960#define TXD_W2_PLCP_LENGTH_HIGH		FIELD32(0xff000000)
961
962/*
963 * Word3
964 */
965#define TXD_W3_IV			FIELD32(0xffffffff)
966
967/*
968 * Word4
969 */
970#define TXD_W4_EIV			FIELD32(0xffffffff)
971
972/*
973 * Word5
974 * FRAME_OFFSET: Frame start offset inside ASIC TXFIFO (after TXINFO field).
975 * PACKET_ID: Driver assigned packet ID to categorize TXResult in interrupt.
976 * WAITING_DMA_DONE_INT: TXD been filled with data
977 * and waiting for TxDoneISR housekeeping.
978 */
979#define TXD_W5_FRAME_OFFSET		FIELD32(0x000000ff)
980#define TXD_W5_PACKET_ID		FIELD32(0x0000ff00)
981#define TXD_W5_TX_POWER			FIELD32(0x00ff0000)
982#define TXD_W5_WAITING_DMA_DONE_INT	FIELD32(0x01000000)
983
984/*
985 * RX descriptor format for RX Ring.
986 */
987
988/*
989 * Word0
990 * CIPHER_ERROR: 1:ICV error, 2:MIC error, 3:invalid key.
991 * KEY_INDEX: Decryption key actually used.
992 */
993#define RXD_W0_OWNER_NIC		FIELD32(0x00000001)
994#define RXD_W0_DROP			FIELD32(0x00000002)
995#define RXD_W0_UNICAST_TO_ME		FIELD32(0x00000004)
996#define RXD_W0_MULTICAST		FIELD32(0x00000008)
997#define RXD_W0_BROADCAST		FIELD32(0x00000010)
998#define RXD_W0_MY_BSS			FIELD32(0x00000020)
999#define RXD_W0_CRC_ERROR		FIELD32(0x00000040)
1000#define RXD_W0_OFDM			FIELD32(0x00000080)
1001#define RXD_W0_CIPHER_ERROR		FIELD32(0x00000300)
1002#define RXD_W0_KEY_INDEX		FIELD32(0x0000fc00)
1003#define RXD_W0_DATABYTE_COUNT		FIELD32(0x0fff0000)
1004#define RXD_W0_CIPHER_ALG		FIELD32(0xe0000000)
1005
1006/*
1007 * WORD1
1008 * SIGNAL: RX raw data rate reported by BBP.
1009 * RSSI: RSSI reported by BBP.
1010 */
1011#define RXD_W1_SIGNAL			FIELD32(0x000000ff)
1012#define RXD_W1_RSSI_AGC			FIELD32(0x00001f00)
1013#define RXD_W1_RSSI_LNA			FIELD32(0x00006000)
1014#define RXD_W1_FRAME_OFFSET		FIELD32(0x7f000000)
1015
1016/*
1017 * Word2
1018 * IV: Received IV of originally encrypted.
1019 */
1020#define RXD_W2_IV			FIELD32(0xffffffff)
1021
1022/*
1023 * Word3
1024 * EIV: Received EIV of originally encrypted.
1025 */
1026#define RXD_W3_EIV			FIELD32(0xffffffff)
1027
1028/*
1029 * Word4
1030 * ICV: Received ICV of originally encrypted.
1031 * NOTE: This is a guess, the official definition is "reserved"
1032 */
1033#define RXD_W4_ICV			FIELD32(0xffffffff)
1034
1035/*
1036 * the above 20-byte is called RXINFO and will be DMAed to MAC RX block
1037 * and passed to the HOST driver.
1038 * The following fields are for DMA block and HOST usage only.
1039 * Can't be touched by ASIC MAC block.
1040 */
1041
1042/*
1043 * Word5
1044 */
1045#define RXD_W5_RESERVED			FIELD32(0xffffffff)
1046
1047/*
1048 * Macro's for converting txpower from EEPROM to mac80211 value
1049 * and from mac80211 value to register value.
1050 */
1051#define MIN_TXPOWER	0
1052#define MAX_TXPOWER	31
1053#define DEFAULT_TXPOWER	24
1054
1055#define TXPOWER_FROM_DEV(__txpower) \
1056	(((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
1057
1058#define TXPOWER_TO_DEV(__txpower) \
1059	clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
1060
1061#endif /* RT73USB_H */
1062