1 /*
2  * Marvell Wireless LAN device driver: SDIO specific definitions
3  *
4  * Copyright (C) 2011-2014, Marvell International Ltd.
5  *
6  * This software file (the "File") is distributed by Marvell International
7  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
8  * (the "License").  You may use, redistribute and/or modify this File in
9  * accordance with the terms and conditions of the License, a copy of which
10  * is available by writing to the Free Software Foundation, Inc.,
11  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
12  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
13  *
14  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
16  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
17  * this warranty disclaimer.
18  */
19 
20 #ifndef	_MWIFIEX_SDIO_H
21 #define	_MWIFIEX_SDIO_H
22 
23 
24 #include <linux/completion.h>
25 #include <linux/mmc/sdio.h>
26 #include <linux/mmc/sdio_ids.h>
27 #include <linux/mmc/sdio_func.h>
28 #include <linux/mmc/card.h>
29 #include <linux/mmc/host.h>
30 
31 #include "main.h"
32 
33 #define SD8786_DEFAULT_FW_NAME "mrvl/sd8786_uapsta.bin"
34 #define SD8787_DEFAULT_FW_NAME "mrvl/sd8787_uapsta.bin"
35 #define SD8797_DEFAULT_FW_NAME "mrvl/sd8797_uapsta.bin"
36 #define SD8897_DEFAULT_FW_NAME "mrvl/sd8897_uapsta.bin"
37 #define SD8887_DEFAULT_FW_NAME "mrvl/sd8887_uapsta.bin"
38 #define SD8801_DEFAULT_FW_NAME "mrvl/sd8801_uapsta.bin"
39 #define SD8997_DEFAULT_FW_NAME "mrvl/sd8997_uapsta.bin"
40 
41 #define BLOCK_MODE	1
42 #define BYTE_MODE	0
43 
44 #define REG_PORT			0
45 
46 #define MWIFIEX_SDIO_IO_PORT_MASK		0xfffff
47 
48 #define MWIFIEX_SDIO_BYTE_MODE_MASK	0x80000000
49 
50 #define MWIFIEX_MAX_FUNC2_REG_NUM	13
51 #define MWIFIEX_SDIO_SCRATCH_SIZE	10
52 
53 #define SDIO_MPA_ADDR_BASE		0x1000
54 #define CTRL_PORT			0
55 #define CTRL_PORT_MASK			0x0001
56 
57 #define CMD_PORT_UPLD_INT_MASK		(0x1U<<6)
58 #define CMD_PORT_DNLD_INT_MASK		(0x1U<<7)
59 #define HOST_TERM_CMD53			(0x1U << 2)
60 #define REG_PORT			0
61 #define MEM_PORT			0x10000
62 
63 #define CMD53_NEW_MODE			(0x1U << 0)
64 #define CMD_PORT_RD_LEN_EN		(0x1U << 2)
65 #define CMD_PORT_AUTO_EN		(0x1U << 0)
66 #define CMD_PORT_SLCT			0x8000
67 #define UP_LD_CMD_PORT_HOST_INT_STATUS	(0x40U)
68 #define DN_LD_CMD_PORT_HOST_INT_STATUS	(0x80U)
69 
70 #define MWIFIEX_MP_AGGR_BUF_SIZE_16K	(16384)
71 #define MWIFIEX_MP_AGGR_BUF_SIZE_32K	(32768)
72 /* we leave one block of 256 bytes for DMA alignment*/
73 #define MWIFIEX_MP_AGGR_BUF_SIZE_MAX    (65280)
74 
75 /* Misc. Config Register : Auto Re-enable interrupts */
76 #define AUTO_RE_ENABLE_INT              BIT(4)
77 
78 /* Host Control Registers : Configuration */
79 #define CONFIGURATION_REG		0x00
80 /* Host Control Registers : Host power up */
81 #define HOST_POWER_UP			(0x1U << 1)
82 
83 /* Host Control Registers : Upload host interrupt mask */
84 #define UP_LD_HOST_INT_MASK		(0x1U)
85 /* Host Control Registers : Download host interrupt mask */
86 #define DN_LD_HOST_INT_MASK		(0x2U)
87 
88 /* Host Control Registers : Upload host interrupt status */
89 #define UP_LD_HOST_INT_STATUS		(0x1U)
90 /* Host Control Registers : Download host interrupt status */
91 #define DN_LD_HOST_INT_STATUS		(0x2U)
92 
93 /* Host Control Registers : Host interrupt status */
94 #define CARD_INT_STATUS_REG		0x28
95 
96 /* Card Control Registers : Card I/O ready */
97 #define CARD_IO_READY                   (0x1U << 3)
98 /* Card Control Registers : Download card ready */
99 #define DN_LD_CARD_RDY                  (0x1U << 0)
100 
101 /* Max retry number of CMD53 write */
102 #define MAX_WRITE_IOMEM_RETRY		2
103 
104 /* SDIO Tx aggregation in progress ? */
105 #define MP_TX_AGGR_IN_PROGRESS(a) (a->mpa_tx.pkt_cnt > 0)
106 
107 /* SDIO Tx aggregation buffer room for next packet ? */
108 #define MP_TX_AGGR_BUF_HAS_ROOM(a, len) ((a->mpa_tx.buf_len+len)	\
109 						<= a->mpa_tx.buf_size)
110 
111 /* Copy current packet (SDIO Tx aggregation buffer) to SDIO buffer */
112 #define MP_TX_AGGR_BUF_PUT(a, payload, pkt_len, port) do {		\
113 	memmove(&a->mpa_tx.buf[a->mpa_tx.buf_len],			\
114 			payload, pkt_len);				\
115 	a->mpa_tx.buf_len += pkt_len;					\
116 	if (!a->mpa_tx.pkt_cnt)						\
117 		a->mpa_tx.start_port = port;				\
118 	if (a->mpa_tx.start_port <= port)				\
119 		a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt));		\
120 	else								\
121 		a->mpa_tx.ports |= (1<<(a->mpa_tx.pkt_cnt+1+		\
122 						(a->max_ports -	\
123 						a->mp_end_port)));	\
124 	a->mpa_tx.pkt_cnt++;						\
125 } while (0)
126 
127 /* SDIO Tx aggregation limit ? */
128 #define MP_TX_AGGR_PKT_LIMIT_REACHED(a)					\
129 			(a->mpa_tx.pkt_cnt == a->mpa_tx.pkt_aggr_limit)
130 
131 /* Reset SDIO Tx aggregation buffer parameters */
132 #define MP_TX_AGGR_BUF_RESET(a) do {					\
133 	a->mpa_tx.pkt_cnt = 0;						\
134 	a->mpa_tx.buf_len = 0;						\
135 	a->mpa_tx.ports = 0;						\
136 	a->mpa_tx.start_port = 0;					\
137 } while (0)
138 
139 /* SDIO Rx aggregation limit ? */
140 #define MP_RX_AGGR_PKT_LIMIT_REACHED(a)					\
141 			(a->mpa_rx.pkt_cnt == a->mpa_rx.pkt_aggr_limit)
142 
143 /* SDIO Rx aggregation in progress ? */
144 #define MP_RX_AGGR_IN_PROGRESS(a) (a->mpa_rx.pkt_cnt > 0)
145 
146 /* SDIO Rx aggregation buffer room for next packet ? */
147 #define MP_RX_AGGR_BUF_HAS_ROOM(a, rx_len)				\
148 			((a->mpa_rx.buf_len+rx_len) <= a->mpa_rx.buf_size)
149 
150 /* Reset SDIO Rx aggregation buffer parameters */
151 #define MP_RX_AGGR_BUF_RESET(a) do {					\
152 	a->mpa_rx.pkt_cnt = 0;						\
153 	a->mpa_rx.buf_len = 0;						\
154 	a->mpa_rx.ports = 0;						\
155 	a->mpa_rx.start_port = 0;					\
156 } while (0)
157 
158 /* data structure for SDIO MPA TX */
159 struct mwifiex_sdio_mpa_tx {
160 	/* multiport tx aggregation buffer pointer */
161 	u8 *buf;
162 	u32 buf_len;
163 	u32 pkt_cnt;
164 	u32 ports;
165 	u16 start_port;
166 	u8 enabled;
167 	u32 buf_size;
168 	u32 pkt_aggr_limit;
169 };
170 
171 struct mwifiex_sdio_mpa_rx {
172 	u8 *buf;
173 	u32 buf_len;
174 	u32 pkt_cnt;
175 	u32 ports;
176 	u16 start_port;
177 
178 	struct sk_buff **skb_arr;
179 	u32 *len_arr;
180 
181 	u8 enabled;
182 	u32 buf_size;
183 	u32 pkt_aggr_limit;
184 };
185 
186 int mwifiex_bus_register(void);
187 void mwifiex_bus_unregister(void);
188 
189 struct mwifiex_sdio_card_reg {
190 	u8 start_rd_port;
191 	u8 start_wr_port;
192 	u8 base_0_reg;
193 	u8 base_1_reg;
194 	u8 poll_reg;
195 	u8 host_int_enable;
196 	u8 host_int_rsr_reg;
197 	u8 host_int_status_reg;
198 	u8 host_int_mask_reg;
199 	u8 status_reg_0;
200 	u8 status_reg_1;
201 	u8 sdio_int_mask;
202 	u32 data_port_mask;
203 	u8 io_port_0_reg;
204 	u8 io_port_1_reg;
205 	u8 io_port_2_reg;
206 	u8 max_mp_regs;
207 	u8 rd_bitmap_l;
208 	u8 rd_bitmap_u;
209 	u8 rd_bitmap_1l;
210 	u8 rd_bitmap_1u;
211 	u8 wr_bitmap_l;
212 	u8 wr_bitmap_u;
213 	u8 wr_bitmap_1l;
214 	u8 wr_bitmap_1u;
215 	u8 rd_len_p0_l;
216 	u8 rd_len_p0_u;
217 	u8 card_misc_cfg_reg;
218 	u8 card_cfg_2_1_reg;
219 	u8 cmd_rd_len_0;
220 	u8 cmd_rd_len_1;
221 	u8 cmd_rd_len_2;
222 	u8 cmd_rd_len_3;
223 	u8 cmd_cfg_0;
224 	u8 cmd_cfg_1;
225 	u8 cmd_cfg_2;
226 	u8 cmd_cfg_3;
227 	u8 fw_dump_host_ready;
228 	u8 fw_dump_ctrl;
229 	u8 fw_dump_start;
230 	u8 fw_dump_end;
231 	u8 func1_dump_reg_start;
232 	u8 func1_dump_reg_end;
233 	u8 func1_scratch_reg;
234 	u8 func1_spec_reg_num;
235 	u8 func1_spec_reg_table[MWIFIEX_MAX_FUNC2_REG_NUM];
236 };
237 
238 struct sdio_mmc_card {
239 	struct sdio_func *func;
240 	struct mwifiex_adapter *adapter;
241 
242 	struct completion fw_done;
243 	const char *firmware;
244 	const struct mwifiex_sdio_card_reg *reg;
245 	u8 max_ports;
246 	u8 mp_agg_pkt_limit;
247 	u16 tx_buf_size;
248 	u32 mp_tx_agg_buf_size;
249 	u32 mp_rx_agg_buf_size;
250 
251 	u32 mp_rd_bitmap;
252 	u32 mp_wr_bitmap;
253 
254 	u16 mp_end_port;
255 	u32 mp_data_port_mask;
256 
257 	u8 curr_rd_port;
258 	u8 curr_wr_port;
259 
260 	u8 *mp_regs;
261 	bool supports_sdio_new_mode;
262 	bool has_control_mask;
263 	bool can_dump_fw;
264 	bool fw_dump_enh;
265 	bool can_auto_tdls;
266 	bool can_ext_scan;
267 
268 	struct mwifiex_sdio_mpa_tx mpa_tx;
269 	struct mwifiex_sdio_mpa_rx mpa_rx;
270 
271 	struct work_struct work;
272 	unsigned long work_flags;
273 };
274 
275 struct mwifiex_sdio_device {
276 	const char *firmware;
277 	const struct mwifiex_sdio_card_reg *reg;
278 	u8 max_ports;
279 	u8 mp_agg_pkt_limit;
280 	u16 tx_buf_size;
281 	u32 mp_tx_agg_buf_size;
282 	u32 mp_rx_agg_buf_size;
283 	bool supports_sdio_new_mode;
284 	bool has_control_mask;
285 	bool can_dump_fw;
286 	bool fw_dump_enh;
287 	bool can_auto_tdls;
288 	bool can_ext_scan;
289 };
290 
291 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd87xx = {
292 	.start_rd_port = 1,
293 	.start_wr_port = 1,
294 	.base_0_reg = 0x0040,
295 	.base_1_reg = 0x0041,
296 	.poll_reg = 0x30,
297 	.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK,
298 	.host_int_rsr_reg = 0x1,
299 	.host_int_mask_reg = 0x02,
300 	.host_int_status_reg = 0x03,
301 	.status_reg_0 = 0x60,
302 	.status_reg_1 = 0x61,
303 	.sdio_int_mask = 0x3f,
304 	.data_port_mask = 0x0000fffe,
305 	.io_port_0_reg = 0x78,
306 	.io_port_1_reg = 0x79,
307 	.io_port_2_reg = 0x7A,
308 	.max_mp_regs = 64,
309 	.rd_bitmap_l = 0x04,
310 	.rd_bitmap_u = 0x05,
311 	.wr_bitmap_l = 0x06,
312 	.wr_bitmap_u = 0x07,
313 	.rd_len_p0_l = 0x08,
314 	.rd_len_p0_u = 0x09,
315 	.card_misc_cfg_reg = 0x6c,
316 	.func1_dump_reg_start = 0x0,
317 	.func1_dump_reg_end = 0x9,
318 	.func1_scratch_reg = 0x60,
319 	.func1_spec_reg_num = 5,
320 	.func1_spec_reg_table = {0x28, 0x30, 0x34, 0x38, 0x3c},
321 };
322 
323 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8897 = {
324 	.start_rd_port = 0,
325 	.start_wr_port = 0,
326 	.base_0_reg = 0x60,
327 	.base_1_reg = 0x61,
328 	.poll_reg = 0x50,
329 	.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
330 			CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
331 	.host_int_rsr_reg = 0x1,
332 	.host_int_status_reg = 0x03,
333 	.host_int_mask_reg = 0x02,
334 	.status_reg_0 = 0xc0,
335 	.status_reg_1 = 0xc1,
336 	.sdio_int_mask = 0xff,
337 	.data_port_mask = 0xffffffff,
338 	.io_port_0_reg = 0xD8,
339 	.io_port_1_reg = 0xD9,
340 	.io_port_2_reg = 0xDA,
341 	.max_mp_regs = 184,
342 	.rd_bitmap_l = 0x04,
343 	.rd_bitmap_u = 0x05,
344 	.rd_bitmap_1l = 0x06,
345 	.rd_bitmap_1u = 0x07,
346 	.wr_bitmap_l = 0x08,
347 	.wr_bitmap_u = 0x09,
348 	.wr_bitmap_1l = 0x0a,
349 	.wr_bitmap_1u = 0x0b,
350 	.rd_len_p0_l = 0x0c,
351 	.rd_len_p0_u = 0x0d,
352 	.card_misc_cfg_reg = 0xcc,
353 	.card_cfg_2_1_reg = 0xcd,
354 	.cmd_rd_len_0 = 0xb4,
355 	.cmd_rd_len_1 = 0xb5,
356 	.cmd_rd_len_2 = 0xb6,
357 	.cmd_rd_len_3 = 0xb7,
358 	.cmd_cfg_0 = 0xb8,
359 	.cmd_cfg_1 = 0xb9,
360 	.cmd_cfg_2 = 0xba,
361 	.cmd_cfg_3 = 0xbb,
362 	.fw_dump_host_ready = 0xee,
363 	.fw_dump_ctrl = 0xe2,
364 	.fw_dump_start = 0xe3,
365 	.fw_dump_end = 0xea,
366 	.func1_dump_reg_start = 0x0,
367 	.func1_dump_reg_end = 0xb,
368 	.func1_scratch_reg = 0xc0,
369 	.func1_spec_reg_num = 8,
370 	.func1_spec_reg_table = {0x4C, 0x50, 0x54, 0x55, 0x58,
371 				 0x59, 0x5c, 0x5d},
372 };
373 
374 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8997 = {
375 	.start_rd_port = 0,
376 	.start_wr_port = 0,
377 	.base_0_reg = 0xF8,
378 	.base_1_reg = 0xF9,
379 	.poll_reg = 0x5C,
380 	.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
381 			CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
382 	.host_int_rsr_reg = 0x4,
383 	.host_int_status_reg = 0x0C,
384 	.host_int_mask_reg = 0x08,
385 	.status_reg_0 = 0xE8,
386 	.status_reg_1 = 0xE9,
387 	.sdio_int_mask = 0xff,
388 	.data_port_mask = 0xffffffff,
389 	.io_port_0_reg = 0xE4,
390 	.io_port_1_reg = 0xE5,
391 	.io_port_2_reg = 0xE6,
392 	.max_mp_regs = 196,
393 	.rd_bitmap_l = 0x10,
394 	.rd_bitmap_u = 0x11,
395 	.rd_bitmap_1l = 0x12,
396 	.rd_bitmap_1u = 0x13,
397 	.wr_bitmap_l = 0x14,
398 	.wr_bitmap_u = 0x15,
399 	.wr_bitmap_1l = 0x16,
400 	.wr_bitmap_1u = 0x17,
401 	.rd_len_p0_l = 0x18,
402 	.rd_len_p0_u = 0x19,
403 	.card_misc_cfg_reg = 0xd8,
404 	.card_cfg_2_1_reg = 0xd9,
405 	.cmd_rd_len_0 = 0xc0,
406 	.cmd_rd_len_1 = 0xc1,
407 	.cmd_rd_len_2 = 0xc2,
408 	.cmd_rd_len_3 = 0xc3,
409 	.cmd_cfg_0 = 0xc4,
410 	.cmd_cfg_1 = 0xc5,
411 	.cmd_cfg_2 = 0xc6,
412 	.cmd_cfg_3 = 0xc7,
413 	.fw_dump_host_ready = 0xcc,
414 	.fw_dump_ctrl = 0xf0,
415 	.fw_dump_start = 0xf1,
416 	.fw_dump_end = 0xf8,
417 	.func1_dump_reg_start = 0x10,
418 	.func1_dump_reg_end = 0x17,
419 	.func1_scratch_reg = 0xe8,
420 	.func1_spec_reg_num = 13,
421 	.func1_spec_reg_table = {0x08, 0x58, 0x5C, 0x5D,
422 				 0x60, 0x61, 0x62, 0x64,
423 				 0x65, 0x66, 0x68, 0x69,
424 				 0x6a},
425 };
426 
427 static const struct mwifiex_sdio_card_reg mwifiex_reg_sd8887 = {
428 	.start_rd_port = 0,
429 	.start_wr_port = 0,
430 	.base_0_reg = 0x6C,
431 	.base_1_reg = 0x6D,
432 	.poll_reg = 0x5C,
433 	.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
434 			CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
435 	.host_int_rsr_reg = 0x4,
436 	.host_int_status_reg = 0x0C,
437 	.host_int_mask_reg = 0x08,
438 	.status_reg_0 = 0x90,
439 	.status_reg_1 = 0x91,
440 	.sdio_int_mask = 0xff,
441 	.data_port_mask = 0xffffffff,
442 	.io_port_0_reg = 0xE4,
443 	.io_port_1_reg = 0xE5,
444 	.io_port_2_reg = 0xE6,
445 	.max_mp_regs = 196,
446 	.rd_bitmap_l = 0x10,
447 	.rd_bitmap_u = 0x11,
448 	.rd_bitmap_1l = 0x12,
449 	.rd_bitmap_1u = 0x13,
450 	.wr_bitmap_l = 0x14,
451 	.wr_bitmap_u = 0x15,
452 	.wr_bitmap_1l = 0x16,
453 	.wr_bitmap_1u = 0x17,
454 	.rd_len_p0_l = 0x18,
455 	.rd_len_p0_u = 0x19,
456 	.card_misc_cfg_reg = 0xd8,
457 	.card_cfg_2_1_reg = 0xd9,
458 	.cmd_rd_len_0 = 0xc0,
459 	.cmd_rd_len_1 = 0xc1,
460 	.cmd_rd_len_2 = 0xc2,
461 	.cmd_rd_len_3 = 0xc3,
462 	.cmd_cfg_0 = 0xc4,
463 	.cmd_cfg_1 = 0xc5,
464 	.cmd_cfg_2 = 0xc6,
465 	.cmd_cfg_3 = 0xc7,
466 	.func1_dump_reg_start = 0x10,
467 	.func1_dump_reg_end = 0x17,
468 	.func1_scratch_reg = 0x90,
469 	.func1_spec_reg_num = 13,
470 	.func1_spec_reg_table = {0x08, 0x58, 0x5C, 0x5D, 0x60,
471 				 0x61, 0x62, 0x64, 0x65, 0x66,
472 				 0x68, 0x69, 0x6a},
473 };
474 
475 static const struct mwifiex_sdio_device mwifiex_sdio_sd8786 = {
476 	.firmware = SD8786_DEFAULT_FW_NAME,
477 	.reg = &mwifiex_reg_sd87xx,
478 	.max_ports = 16,
479 	.mp_agg_pkt_limit = 8,
480 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
481 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
482 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
483 	.supports_sdio_new_mode = false,
484 	.has_control_mask = true,
485 	.can_dump_fw = false,
486 	.can_auto_tdls = false,
487 	.can_ext_scan = false,
488 };
489 
490 static const struct mwifiex_sdio_device mwifiex_sdio_sd8787 = {
491 	.firmware = SD8787_DEFAULT_FW_NAME,
492 	.reg = &mwifiex_reg_sd87xx,
493 	.max_ports = 16,
494 	.mp_agg_pkt_limit = 8,
495 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
496 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
497 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
498 	.supports_sdio_new_mode = false,
499 	.has_control_mask = true,
500 	.can_dump_fw = false,
501 	.can_auto_tdls = false,
502 	.can_ext_scan = true,
503 };
504 
505 static const struct mwifiex_sdio_device mwifiex_sdio_sd8797 = {
506 	.firmware = SD8797_DEFAULT_FW_NAME,
507 	.reg = &mwifiex_reg_sd87xx,
508 	.max_ports = 16,
509 	.mp_agg_pkt_limit = 8,
510 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
511 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
512 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
513 	.supports_sdio_new_mode = false,
514 	.has_control_mask = true,
515 	.can_dump_fw = false,
516 	.can_auto_tdls = false,
517 	.can_ext_scan = true,
518 };
519 
520 static const struct mwifiex_sdio_device mwifiex_sdio_sd8897 = {
521 	.firmware = SD8897_DEFAULT_FW_NAME,
522 	.reg = &mwifiex_reg_sd8897,
523 	.max_ports = 32,
524 	.mp_agg_pkt_limit = 16,
525 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K,
526 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
527 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
528 	.supports_sdio_new_mode = true,
529 	.has_control_mask = false,
530 	.can_dump_fw = true,
531 	.can_auto_tdls = false,
532 	.can_ext_scan = true,
533 };
534 
535 static const struct mwifiex_sdio_device mwifiex_sdio_sd8997 = {
536 	.firmware = SD8997_DEFAULT_FW_NAME,
537 	.reg = &mwifiex_reg_sd8997,
538 	.max_ports = 32,
539 	.mp_agg_pkt_limit = 16,
540 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_4K,
541 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
542 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_MAX,
543 	.supports_sdio_new_mode = true,
544 	.has_control_mask = false,
545 	.can_dump_fw = true,
546 	.fw_dump_enh = true,
547 	.can_auto_tdls = false,
548 	.can_ext_scan = true,
549 };
550 
551 static const struct mwifiex_sdio_device mwifiex_sdio_sd8887 = {
552 	.firmware = SD8887_DEFAULT_FW_NAME,
553 	.reg = &mwifiex_reg_sd8887,
554 	.max_ports = 32,
555 	.mp_agg_pkt_limit = 16,
556 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
557 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
558 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_32K,
559 	.supports_sdio_new_mode = true,
560 	.has_control_mask = false,
561 	.can_dump_fw = false,
562 	.can_auto_tdls = true,
563 	.can_ext_scan = true,
564 };
565 
566 static const struct mwifiex_sdio_device mwifiex_sdio_sd8801 = {
567 	.firmware = SD8801_DEFAULT_FW_NAME,
568 	.reg = &mwifiex_reg_sd87xx,
569 	.max_ports = 16,
570 	.mp_agg_pkt_limit = 8,
571 	.supports_sdio_new_mode = false,
572 	.has_control_mask = true,
573 	.tx_buf_size = MWIFIEX_TX_DATA_BUF_SIZE_2K,
574 	.mp_tx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
575 	.mp_rx_agg_buf_size = MWIFIEX_MP_AGGR_BUF_SIZE_16K,
576 	.can_dump_fw = false,
577 	.can_auto_tdls = false,
578 	.can_ext_scan = true,
579 };
580 
581 /*
582  * .cmdrsp_complete handler
583  */
584 static inline int mwifiex_sdio_cmdrsp_complete(struct mwifiex_adapter *adapter,
585 					       struct sk_buff *skb)
586 {
587 	dev_kfree_skb_any(skb);
588 	return 0;
589 }
590 
591 /*
592  * .event_complete handler
593  */
594 static inline int mwifiex_sdio_event_complete(struct mwifiex_adapter *adapter,
595 					      struct sk_buff *skb)
596 {
597 	dev_kfree_skb_any(skb);
598 	return 0;
599 }
600 
601 static inline bool
602 mp_rx_aggr_port_limit_reached(struct sdio_mmc_card *card)
603 {
604 	u8 tmp;
605 
606 	if (card->curr_rd_port < card->mpa_rx.start_port) {
607 		if (card->supports_sdio_new_mode)
608 			tmp = card->mp_end_port >> 1;
609 		else
610 			tmp = card->mp_agg_pkt_limit;
611 
612 		if (((card->max_ports - card->mpa_rx.start_port) +
613 		    card->curr_rd_port) >= tmp)
614 			return true;
615 	}
616 
617 	if (!card->supports_sdio_new_mode)
618 		return false;
619 
620 	if ((card->curr_rd_port - card->mpa_rx.start_port) >=
621 	    (card->mp_end_port >> 1))
622 		return true;
623 
624 	return false;
625 }
626 
627 static inline bool
628 mp_tx_aggr_port_limit_reached(struct sdio_mmc_card *card)
629 {
630 	u16 tmp;
631 
632 	if (card->curr_wr_port < card->mpa_tx.start_port) {
633 		if (card->supports_sdio_new_mode)
634 			tmp = card->mp_end_port >> 1;
635 		else
636 			tmp = card->mp_agg_pkt_limit;
637 
638 		if (((card->max_ports - card->mpa_tx.start_port) +
639 		    card->curr_wr_port) >= tmp)
640 			return true;
641 	}
642 
643 	if (!card->supports_sdio_new_mode)
644 		return false;
645 
646 	if ((card->curr_wr_port - card->mpa_tx.start_port) >=
647 	    (card->mp_end_port >> 1))
648 		return true;
649 
650 	return false;
651 }
652 
653 /* Prepare to copy current packet from card to SDIO Rx aggregation buffer */
654 static inline void mp_rx_aggr_setup(struct sdio_mmc_card *card,
655 				    u16 rx_len, u8 port)
656 {
657 	card->mpa_rx.buf_len += rx_len;
658 
659 	if (!card->mpa_rx.pkt_cnt)
660 		card->mpa_rx.start_port = port;
661 
662 	if (card->supports_sdio_new_mode) {
663 		card->mpa_rx.ports |= (1 << port);
664 	} else {
665 		if (card->mpa_rx.start_port <= port)
666 			card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt);
667 		else
668 			card->mpa_rx.ports |= 1 << (card->mpa_rx.pkt_cnt + 1);
669 	}
670 	card->mpa_rx.skb_arr[card->mpa_rx.pkt_cnt] = NULL;
671 	card->mpa_rx.len_arr[card->mpa_rx.pkt_cnt] = rx_len;
672 	card->mpa_rx.pkt_cnt++;
673 }
674 #endif /* _MWIFIEX_SDIO_H */
675