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1 /* Driver for Realtek PCI-Express card reader
2  * Header file
3  *
4  * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the
8  * Free Software Foundation; either version 2, or (at your option) any
9  * later version.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License along
17  * with this program; if not, see <http://www.gnu.org/licenses/>.
18  *
19  * Author:
20  *   Wei WANG (wei_wang@realsil.com.cn)
21  *   Micky Ching (micky_ching@realsil.com.cn)
22  */
23 
24 #ifndef __REALTEK_RTSX_CHIP_H
25 #define __REALTEK_RTSX_CHIP_H
26 
27 #include "rtsx.h"
28 
29 #define SUPPORT_CPRM
30 #define SUPPORT_OCP
31 #define SUPPORT_SDIO_ASPM
32 #define SUPPORT_MAGIC_GATE
33 #define SUPPORT_MSXC
34 #define SUPPORT_SD_LOCK
35 /* Hardware switch bus_ctl and cd_ctl automatically */
36 #define HW_AUTO_SWITCH_SD_BUS
37 /* Enable hardware interrupt write clear */
38 #define HW_INT_WRITE_CLR
39 /* #define LED_AUTO_BLINK */
40 /* #define DISABLE_CARD_INT */
41 
42 #ifdef SUPPORT_MAGIC_GATE
43 	/* Using NORMAL_WRITE instead of AUTO_WRITE to set ICV */
44 	#define MG_SET_ICV_SLOW
45 	/* HW may miss ERR/CMDNK signal when sampling INT status. */
46 	#define MS_SAMPLE_INT_ERR
47 	/* HW DO NOT support Wait_INT function during READ_BYTES
48 	 * transfer mode */
49 	#define READ_BYTES_WAIT_INT
50 #endif
51 
52 #ifdef SUPPORT_MSXC
53 #define XC_POWERCLASS
54 #define SUPPORT_PCGL_1P18
55 #endif
56 
57 #ifndef LED_AUTO_BLINK
58 #define REGULAR_BLINK
59 #endif
60 
61 #define LED_BLINK_SPEED		5
62 #define LED_TOGGLE_INTERVAL	6
63 #define	GPIO_TOGGLE_THRESHOLD   1024
64 #define LED_GPIO		0
65 
66 #define POLLING_INTERVAL	30
67 
68 #define TRACE_ITEM_CNT		64
69 
70 #ifndef STATUS_SUCCESS
71 #define STATUS_SUCCESS		0
72 #endif
73 #ifndef STATUS_FAIL
74 #define STATUS_FAIL		1
75 #endif
76 #ifndef STATUS_TIMEDOUT
77 #define STATUS_TIMEDOUT		2
78 #endif
79 #ifndef STATUS_NOMEM
80 #define STATUS_NOMEM		3
81 #endif
82 #ifndef STATUS_READ_FAIL
83 #define STATUS_READ_FAIL	4
84 #endif
85 #ifndef STATUS_WRITE_FAIL
86 #define STATUS_WRITE_FAIL	5
87 #endif
88 #ifndef STATUS_ERROR
89 #define STATUS_ERROR		10
90 #endif
91 
92 #define PM_S1			1
93 #define PM_S3			3
94 
95 /*
96  * Transport return codes
97  */
98 
99 #define TRANSPORT_GOOD		0   /* Transport good, command good	   */
100 #define TRANSPORT_FAILED	1   /* Transport good, command failed   */
101 #define TRANSPORT_NO_SENSE	2  /* Command failed, no auto-sense    */
102 #define TRANSPORT_ERROR		3   /* Transport bad (i.e. device dead) */
103 
104 
105 /*-----------------------------------
106     Start-Stop-Unit
107 -----------------------------------*/
108 #define STOP_MEDIUM			0x00    /* access disable         */
109 #define MAKE_MEDIUM_READY		0x01    /* access enable          */
110 #define UNLOAD_MEDIUM			0x02    /* unload                 */
111 #define LOAD_MEDIUM			0x03    /* load                   */
112 
113 /*-----------------------------------
114     STANDARD_INQUIRY
115 -----------------------------------*/
116 #define QULIFIRE                0x00
117 #define AENC_FNC                0x00
118 #define TRML_IOP                0x00
119 #define REL_ADR                 0x00
120 #define WBUS_32                 0x00
121 #define WBUS_16                 0x00
122 #define SYNC                    0x00
123 #define LINKED                  0x00
124 #define CMD_QUE                 0x00
125 #define SFT_RE                  0x00
126 
127 #define VEN_ID_LEN              8               /* Vendor ID Length         */
128 #define PRDCT_ID_LEN            16              /* Product ID Length        */
129 #define PRDCT_REV_LEN           4               /* Product LOT Length       */
130 
131 /* Dynamic flag definitions: used in set_bit() etc. */
132 #define RTSX_FLIDX_TRANS_ACTIVE		18  /* 0x00040000  transfer is active */
133 #define RTSX_FLIDX_ABORTING		20  /* 0x00100000 abort is in
134 					     * progress */
135 #define RTSX_FLIDX_DISCONNECTING	21  /* 0x00200000 disconnect
136 					     * in progress */
137 #define ABORTING_OR_DISCONNECTING	((1UL << US_FLIDX_ABORTING) | \
138 					 (1UL << US_FLIDX_DISCONNECTING))
139 #define RTSX_FLIDX_RESETTING		22  /* 0x00400000 device reset
140 					     * in progress */
141 #define RTSX_FLIDX_TIMED_OUT		23  /* 0x00800000 SCSI
142 					     * midlayer timed out */
143 
144 #define DRCT_ACCESS_DEV         0x00    /* Direct Access Device      */
145 #define RMB_DISC                0x80    /* The Device is Removable   */
146 #define ANSI_SCSI2              0x02    /* Based on ANSI-SCSI2       */
147 
148 #define SCSI                    0x00    /* Interface ID              */
149 
150 #define	WRITE_PROTECTED_MEDIA 0x07
151 
152 /*---- sense key ----*/
153 #define ILI                     0x20    /* ILI bit is on                    */
154 
155 #define NO_SENSE                0x00    /* not exist sense key              */
156 #define RECOVER_ERR             0x01    /* Target/Logical unit is recoverd  */
157 #define NOT_READY               0x02    /* Logical unit is not ready        */
158 #define MEDIA_ERR               0x03    /* medium/data error                */
159 #define HARDWARE_ERR            0x04    /* hardware error                   */
160 #define ILGAL_REQ               0x05    /* CDB/parameter/identify msg error */
161 #define UNIT_ATTENTION          0x06    /* unit attention condition occur   */
162 #define DAT_PRTCT               0x07    /* read/write is desable            */
163 #define BLNC_CHK                0x08    /* find blank/DOF in read           */
164 					/* write to unblank area            */
165 #define CPY_ABRT                0x0a    /* Copy/Compare/Copy&Verify illgal  */
166 #define ABRT_CMD                0x0b    /* Target make the command in error */
167 #define EQUAL                   0x0c    /* Search Data end with Equal       */
168 #define VLM_OVRFLW              0x0d    /* Some data are left in buffer     */
169 #define MISCMP                  0x0e    /* find inequality                  */
170 
171 #define READ_ERR                -1
172 #define WRITE_ERR               -2
173 
174 #define	FIRST_RESET		0x01
175 #define	USED_EXIST		0x02
176 
177 /*-----------------------------------
178     SENSE_DATA
179 -----------------------------------*/
180 /*---- valid ----*/
181 #define SENSE_VALID             0x80    /* Sense data is valid as SCSI2     */
182 #define SENSE_INVALID           0x00    /* Sense data is invalid as SCSI2   */
183 
184 /*---- error code ----*/
185 #define CUR_ERR                 0x70    /* current error                    */
186 #define DEF_ERR                 0x71    /* specific command error           */
187 
188 /*---- sense key Information ----*/
189 #define SNSKEYINFO_LEN          3       /* length of sense key information   */
190 
191 #define SKSV                    0x80
192 #define CDB_ILLEGAL             0x40
193 #define DAT_ILLEGAL             0x00
194 #define BPV                     0x08
195 #define BIT_ILLEGAL0            0       /* bit0 is illegal                  */
196 #define BIT_ILLEGAL1            1       /* bit1 is illegal                  */
197 #define BIT_ILLEGAL2            2       /* bit2 is illegal                  */
198 #define BIT_ILLEGAL3            3       /* bit3 is illegal                  */
199 #define BIT_ILLEGAL4            4       /* bit4 is illegal                  */
200 #define BIT_ILLEGAL5            5       /* bit5 is illegal                  */
201 #define BIT_ILLEGAL6            6       /* bit6 is illegal                  */
202 #define BIT_ILLEGAL7            7       /* bit7 is illegal                  */
203 
204 /*---- ASC ----*/
205 #define ASC_NO_INFO             0x00
206 #define ASC_MISCMP              0x1d
207 #define ASC_INVLD_CDB           0x24
208 #define ASC_INVLD_PARA          0x26
209 #define ASC_LU_NOT_READY	0x04
210 #define ASC_WRITE_ERR           0x0c
211 #define ASC_READ_ERR            0x11
212 #define ASC_LOAD_EJCT_ERR       0x53
213 #define	ASC_MEDIA_NOT_PRESENT	0x3A
214 #define	ASC_MEDIA_CHANGED	0x28
215 #define	ASC_MEDIA_IN_PROCESS	0x04
216 #define	ASC_WRITE_PROTECT	0x27
217 #define ASC_LUN_NOT_SUPPORTED	0x25
218 
219 /*---- ASQC ----*/
220 #define ASCQ_NO_INFO            0x00
221 #define	ASCQ_MEDIA_IN_PROCESS	0x01
222 #define ASCQ_MISCMP             0x00
223 #define ASCQ_INVLD_CDB          0x00
224 #define ASCQ_INVLD_PARA         0x02
225 #define ASCQ_LU_NOT_READY	0x02
226 #define ASCQ_WRITE_ERR          0x02
227 #define ASCQ_READ_ERR           0x00
228 #define ASCQ_LOAD_EJCT_ERR      0x00
229 #define	ASCQ_WRITE_PROTECT	0x00
230 
231 
232 struct sense_data_t {
233 	unsigned char   err_code;	/* error code */
234 	/* bit7 : valid */
235 	/*   (1 : SCSI2) */
236 	/*   (0 : Vendor * specific) */
237 	/* bit6-0 : error * code */
238 	/*  (0x70 : current * error) */
239 	/*  (0x71 : specific command error) */
240 	unsigned char   seg_no;		/* segment No.                      */
241 	unsigned char   sense_key;	/* byte5 : ILI                      */
242 	/* bit3-0 : sense key              */
243 	unsigned char   info[4];	/* information                       */
244 	unsigned char   ad_sense_len;	/* additional sense data length     */
245 	unsigned char   cmd_info[4];	/* command specific information      */
246 	unsigned char   asc;		/* ASC                              */
247 	unsigned char   ascq;		/* ASCQ                             */
248 	unsigned char   rfu;		/* FRU                              */
249 	unsigned char   sns_key_info[3];/* sense key specific information    */
250 };
251 
252 /* PCI Operation Register Address */
253 #define RTSX_HCBAR		0x00
254 #define RTSX_HCBCTLR		0x04
255 #define RTSX_HDBAR		0x08
256 #define RTSX_HDBCTLR		0x0C
257 #define RTSX_HAIMR		0x10
258 #define RTSX_BIPR		0x14
259 #define RTSX_BIER		0x18
260 
261 /* Host command buffer control register */
262 #define STOP_CMD		(0x01 << 28)
263 
264 /* Host data buffer control register */
265 #define SDMA_MODE		0x00
266 #define ADMA_MODE		(0x02 << 26)
267 #define STOP_DMA		(0x01 << 28)
268 #define TRIG_DMA		(0x01 << 31)
269 
270 /* Bus interrupt pending register */
271 #define CMD_DONE_INT		(1 << 31)
272 #define DATA_DONE_INT		(1 << 30)
273 #define TRANS_OK_INT		(1 << 29)
274 #define TRANS_FAIL_INT		(1 << 28)
275 #define XD_INT			(1 << 27)
276 #define MS_INT			(1 << 26)
277 #define SD_INT			(1 << 25)
278 #define GPIO0_INT		(1 << 24)
279 #define OC_INT			(1 << 23)
280 #define SD_WRITE_PROTECT	(1 << 19)
281 #define XD_EXIST		(1 << 18)
282 #define MS_EXIST		(1 << 17)
283 #define SD_EXIST		(1 << 16)
284 #define DELINK_INT		GPIO0_INT
285 #define MS_OC_INT		(1 << 23)
286 #define SD_OC_INT		(1 << 22)
287 
288 #define CARD_INT		(XD_INT | MS_INT | SD_INT)
289 #define NEED_COMPLETE_INT	(DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
290 #define RTSX_INT		(CMD_DONE_INT | NEED_COMPLETE_INT | CARD_INT | GPIO0_INT | OC_INT)
291 
292 #define CARD_EXIST		(XD_EXIST | MS_EXIST | SD_EXIST)
293 
294 /* Bus interrupt enable register */
295 #define CMD_DONE_INT_EN		(1 << 31)
296 #define DATA_DONE_INT_EN	(1 << 30)
297 #define TRANS_OK_INT_EN		(1 << 29)
298 #define TRANS_FAIL_INT_EN	(1 << 28)
299 #define XD_INT_EN		(1 << 27)
300 #define MS_INT_EN		(1 << 26)
301 #define SD_INT_EN		(1 << 25)
302 #define GPIO0_INT_EN		(1 << 24)
303 #define OC_INT_EN		(1 << 23)
304 #define DELINK_INT_EN		GPIO0_INT_EN
305 #define MS_OC_INT_EN		(1 << 23)
306 #define SD_OC_INT_EN		(1 << 22)
307 
308 
309 #define READ_REG_CMD		0
310 #define WRITE_REG_CMD		1
311 #define CHECK_REG_CMD		2
312 
313 #define HOST_TO_DEVICE		0
314 #define DEVICE_TO_HOST		1
315 
316 
317 #define RTSX_RESV_BUF_LEN	4096
318 #define HOST_CMDS_BUF_LEN	1024
319 #define HOST_SG_TBL_BUF_LEN	(RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
320 
321 #define SD_NR		2
322 #define MS_NR		3
323 #define XD_NR		4
324 #define SPI_NR		7
325 #define SD_CARD		(1 << SD_NR)
326 #define MS_CARD		(1 << MS_NR)
327 #define XD_CARD		(1 << XD_NR)
328 #define SPI_CARD	(1 << SPI_NR)
329 
330 #define MAX_ALLOWED_LUN_CNT	8
331 
332 #define XD_FREE_TABLE_CNT	1200
333 #define MS_FREE_TABLE_CNT	512
334 
335 
336 /* Bit Operation */
337 #define SET_BIT(data, idx)	((data) |= 1 << (idx))
338 #define CLR_BIT(data, idx)	((data) &= ~(1 << (idx)))
339 #define CHK_BIT(data, idx)	((data) & (1 << (idx)))
340 
341 /* SG descriptor */
342 #define SG_INT			0x04
343 #define SG_END			0x02
344 #define SG_VALID		0x01
345 
346 #define SG_NO_OP		0x00
347 #define SG_TRANS_DATA		(0x02 << 4)
348 #define SG_LINK_DESC		(0x03 << 4)
349 
350 struct rtsx_chip;
351 
352 typedef int (*card_rw_func)(struct scsi_cmnd *srb, struct rtsx_chip *chip,
353 			u32 sec_addr, u16 sec_cnt);
354 
355 /* Supported Clock */
356 enum card_clock	{CLK_20 = 1, CLK_30, CLK_40, CLK_50, CLK_60,
357 		 CLK_80, CLK_100, CLK_120, CLK_150, CLK_200};
358 
359 enum RTSX_STAT	{RTSX_STAT_INIT, RTSX_STAT_IDLE, RTSX_STAT_RUN, RTSX_STAT_SS,
360 		 RTSX_STAT_DELINK, RTSX_STAT_SUSPEND,
361 		 RTSX_STAT_ABORT, RTSX_STAT_DISCONNECT};
362 enum IC_VER	{IC_VER_AB, IC_VER_C = 2, IC_VER_D = 3};
363 
364 #define MAX_RESET_CNT		3
365 
366 /* For MS Card */
367 #define MAX_DEFECTIVE_BLOCK     10
368 
369 struct zone_entry {
370 	u16 *l2p_table;
371 	u16 *free_table;
372 	u16 defect_list[MAX_DEFECTIVE_BLOCK];  /* For MS card only */
373 	int set_index;
374 	int get_index;
375 	int unused_blk_cnt;
376 	int disable_count;
377 	/* To indicate whether the L2P table of this zone has been built. */
378 	int build_flag;
379 };
380 
381 #define TYPE_SD			0x0000
382 #define TYPE_MMC		0x0001
383 
384 /* TYPE_SD */
385 #define SD_HS			0x0100
386 #define SD_SDR50		0x0200
387 #define SD_DDR50		0x0400
388 #define SD_SDR104		0x0800
389 #define SD_HCXC			0x1000
390 
391 /* TYPE_MMC */
392 #define MMC_26M			0x0100
393 #define MMC_52M			0x0200
394 #define MMC_4BIT		0x0400
395 #define MMC_8BIT		0x0800
396 #define MMC_SECTOR_MODE		0x1000
397 #define MMC_DDR52		0x2000
398 
399 /* SD card */
400 #define CHK_SD(sd_card)			(((sd_card)->sd_type & 0xFF) == TYPE_SD)
401 #define CHK_SD_HS(sd_card)		(CHK_SD(sd_card) && ((sd_card)->sd_type & SD_HS))
402 #define CHK_SD_SDR50(sd_card)		(CHK_SD(sd_card) && ((sd_card)->sd_type & SD_SDR50))
403 #define CHK_SD_DDR50(sd_card)		(CHK_SD(sd_card) && ((sd_card)->sd_type & SD_DDR50))
404 #define CHK_SD_SDR104(sd_card)		(CHK_SD(sd_card) && ((sd_card)->sd_type & SD_SDR104))
405 #define CHK_SD_HCXC(sd_card)		(CHK_SD(sd_card) && ((sd_card)->sd_type & SD_HCXC))
406 #define CHK_SD_HC(sd_card)		(CHK_SD_HCXC(sd_card) && ((sd_card)->capacity <= 0x4000000))
407 #define CHK_SD_XC(sd_card)		(CHK_SD_HCXC(sd_card) && ((sd_card)->capacity > 0x4000000))
408 #define CHK_SD30_SPEED(sd_card)		(CHK_SD_SDR50(sd_card) || CHK_SD_DDR50(sd_card) || CHK_SD_SDR104(sd_card))
409 
410 #define SET_SD(sd_card)			((sd_card)->sd_type = TYPE_SD)
411 #define SET_SD_HS(sd_card)		((sd_card)->sd_type |= SD_HS)
412 #define SET_SD_SDR50(sd_card)		((sd_card)->sd_type |= SD_SDR50)
413 #define SET_SD_DDR50(sd_card)		((sd_card)->sd_type |= SD_DDR50)
414 #define SET_SD_SDR104(sd_card)		((sd_card)->sd_type |= SD_SDR104)
415 #define SET_SD_HCXC(sd_card)		((sd_card)->sd_type |= SD_HCXC)
416 
417 #define CLR_SD_HS(sd_card)		((sd_card)->sd_type &= ~SD_HS)
418 #define CLR_SD_SDR50(sd_card)		((sd_card)->sd_type &= ~SD_SDR50)
419 #define CLR_SD_DDR50(sd_card)		((sd_card)->sd_type &= ~SD_DDR50)
420 #define CLR_SD_SDR104(sd_card)		((sd_card)->sd_type &= ~SD_SDR104)
421 #define CLR_SD_HCXC(sd_card)		((sd_card)->sd_type &= ~SD_HCXC)
422 
423 /* MMC card */
424 #define CHK_MMC(sd_card)		(((sd_card)->sd_type & 0xFF) == TYPE_MMC)
425 #define CHK_MMC_26M(sd_card)		(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_26M))
426 #define CHK_MMC_52M(sd_card)		(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_52M))
427 #define CHK_MMC_4BIT(sd_card)		(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_4BIT))
428 #define CHK_MMC_8BIT(sd_card)		(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_8BIT))
429 #define CHK_MMC_SECTOR_MODE(sd_card)	(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_SECTOR_MODE))
430 #define CHK_MMC_DDR52(sd_card)		(CHK_MMC(sd_card) && ((sd_card)->sd_type & MMC_DDR52))
431 
432 #define SET_MMC(sd_card)		((sd_card)->sd_type = TYPE_MMC)
433 #define SET_MMC_26M(sd_card)		((sd_card)->sd_type |= MMC_26M)
434 #define SET_MMC_52M(sd_card)		((sd_card)->sd_type |= MMC_52M)
435 #define SET_MMC_4BIT(sd_card)		((sd_card)->sd_type |= MMC_4BIT)
436 #define SET_MMC_8BIT(sd_card)		((sd_card)->sd_type |= MMC_8BIT)
437 #define SET_MMC_SECTOR_MODE(sd_card)	((sd_card)->sd_type |= MMC_SECTOR_MODE)
438 #define SET_MMC_DDR52(sd_card)		((sd_card)->sd_type |= MMC_DDR52)
439 
440 #define CLR_MMC_26M(sd_card)		((sd_card)->sd_type &= ~MMC_26M)
441 #define CLR_MMC_52M(sd_card)		((sd_card)->sd_type &= ~MMC_52M)
442 #define CLR_MMC_4BIT(sd_card)		((sd_card)->sd_type &= ~MMC_4BIT)
443 #define CLR_MMC_8BIT(sd_card)		((sd_card)->sd_type &= ~MMC_8BIT)
444 #define CLR_MMC_SECTOR_MODE(sd_card)	((sd_card)->sd_type &= ~MMC_SECTOR_MODE)
445 #define CLR_MMC_DDR52(sd_card)		((sd_card)->sd_type &= ~MMC_DDR52)
446 
447 #define CHK_MMC_HS(sd_card)		(CHK_MMC_52M(sd_card) && CHK_MMC_26M(sd_card))
448 #define CLR_MMC_HS(sd_card)			\
449 do {						\
450 	CLR_MMC_DDR52(sd_card);			\
451 	CLR_MMC_52M(sd_card);			\
452 	CLR_MMC_26M(sd_card);			\
453 } while (0)
454 
455 #define SD_SUPPORT_CLASS_TEN		0x01
456 #define SD_SUPPORT_1V8			0x02
457 
458 #define SD_SET_CLASS_TEN(sd_card)	((sd_card)->sd_setting |= SD_SUPPORT_CLASS_TEN)
459 #define SD_CHK_CLASS_TEN(sd_card)	((sd_card)->sd_setting & SD_SUPPORT_CLASS_TEN)
460 #define SD_CLR_CLASS_TEN(sd_card)	((sd_card)->sd_setting &= ~SD_SUPPORT_CLASS_TEN)
461 #define SD_SET_1V8(sd_card)		((sd_card)->sd_setting |= SD_SUPPORT_1V8)
462 #define SD_CHK_1V8(sd_card)		((sd_card)->sd_setting & SD_SUPPORT_1V8)
463 #define SD_CLR_1V8(sd_card)		((sd_card)->sd_setting &= ~SD_SUPPORT_1V8)
464 
465 struct sd_info {
466 	u16 sd_type;
467 	u8 err_code;
468 	u8 sd_data_buf_ready;
469 	u32 sd_addr;
470 	u32 capacity;
471 
472 	u8 raw_csd[16];
473 	u8 raw_scr[8];
474 
475 	/* Sequential RW */
476 	int seq_mode;
477 	enum dma_data_direction pre_dir;
478 	u32 pre_sec_addr;
479 	u16 pre_sec_cnt;
480 
481 	int cleanup_counter;
482 
483 	int sd_clock;
484 
485 	int mmc_dont_switch_bus;
486 
487 #ifdef SUPPORT_CPRM
488 	int sd_pass_thru_en;
489 	int pre_cmd_err;
490 	u8 last_rsp_type;
491 	u8 rsp[17];
492 #endif
493 
494 	u8 func_group1_mask;
495 	u8 func_group2_mask;
496 	u8 func_group3_mask;
497 	u8 func_group4_mask;
498 
499 	u8 sd_switch_fail;
500 	u8 sd_read_phase;
501 
502 #ifdef SUPPORT_SD_LOCK
503 	u8 sd_lock_status;
504 	u8 sd_erase_status;
505 	u8 sd_lock_notify;
506 #endif
507 	int need_retune;
508 };
509 
510 struct xd_delay_write_tag {
511 	u32 old_phyblock;
512 	u32 new_phyblock;
513 	u32 logblock;
514 	u8 pageoff;
515 	u8 delay_write_flag;
516 };
517 
518 struct xd_info {
519 	u8 maker_code;
520 	u8 device_code;
521 	u8 block_shift;
522 	u8 page_off;
523 	u8 addr_cycle;
524 	u16 cis_block;
525 	u8 multi_flag;
526 	u8 err_code;
527 	u32 capacity;
528 
529 	struct zone_entry *zone;
530 	int zone_cnt;
531 
532 	struct xd_delay_write_tag delay_write;
533 	int cleanup_counter;
534 
535 	int xd_clock;
536 };
537 
538 #define MODE_512_SEQ		0x01
539 #define MODE_2K_SEQ		0x02
540 
541 #define TYPE_MS			0x0000
542 #define TYPE_MSPRO		0x0001
543 
544 #define MS_4BIT			0x0100
545 #define MS_8BIT			0x0200
546 #define MS_HG			0x0400
547 #define MS_XC			0x0800
548 
549 #define HG8BIT			(MS_HG | MS_8BIT)
550 
551 #define CHK_MSPRO(ms_card)	(((ms_card)->ms_type & 0xFF) == TYPE_MSPRO)
552 #define CHK_HG8BIT(ms_card)	(CHK_MSPRO(ms_card) && (((ms_card)->ms_type & HG8BIT) == HG8BIT))
553 #define CHK_MSXC(ms_card)	(CHK_MSPRO(ms_card) && ((ms_card)->ms_type & MS_XC))
554 #define CHK_MSHG(ms_card)	(CHK_MSPRO(ms_card) && ((ms_card)->ms_type & MS_HG))
555 
556 #define CHK_MS8BIT(ms_card)	(((ms_card)->ms_type & MS_8BIT))
557 #define CHK_MS4BIT(ms_card)	(((ms_card)->ms_type & MS_4BIT))
558 
559 struct ms_delay_write_tag {
560 	u16 old_phyblock;
561 	u16 new_phyblock;
562 	u16 logblock;
563 	u8 pageoff;
564 	u8 delay_write_flag;
565 };
566 
567 struct ms_info {
568 	u16 ms_type;
569 	u8 block_shift;
570 	u8 page_off;
571 	u16 total_block;
572 	u16 boot_block;
573 	u32 capacity;
574 
575 	u8 check_ms_flow;
576 	u8 switch_8bit_fail;
577 	u8 err_code;
578 
579 	struct zone_entry *segment;
580 	int segment_cnt;
581 
582 	int pro_under_formatting;
583 	int format_status;
584 	u16 progress;
585 	u8 raw_sys_info[96];
586 #ifdef SUPPORT_PCGL_1P18
587 	u8 raw_model_name[48];
588 #endif
589 
590 	u8 multi_flag;
591 
592 	/* Sequential RW */
593 	u8 seq_mode;
594 	enum dma_data_direction pre_dir;
595 	u32 pre_sec_addr;
596 	u16 pre_sec_cnt;
597 	u32 total_sec_cnt;
598 
599 	struct ms_delay_write_tag delay_write;
600 
601 	int cleanup_counter;
602 
603 	int ms_clock;
604 
605 #ifdef SUPPORT_MAGIC_GATE
606 	u8 magic_gate_id[16];
607 	u8 mg_entry_num;
608 	int mg_auth;    /* flag to indicate authentication process */
609 #endif
610 };
611 
612 struct spi_info {
613 	u8 use_clk;
614 	u8 write_en;
615 	u16 clk_div;
616 	u8 err_code;
617 
618 	int spi_clock;
619 };
620 
621 
622 #ifdef _MSG_TRACE
623 struct trace_msg_t {
624 	u16 line;
625 #define MSG_FUNC_LEN 64
626 	char func[MSG_FUNC_LEN];
627 #define MSG_FILE_LEN 32
628 	char file[MSG_FILE_LEN];
629 #define TIME_VAL_LEN 16
630 	u8 timeval_buf[TIME_VAL_LEN];
631 	u8 valid;
632 };
633 #endif
634 
635 /************/
636 /* LUN mode */
637 /************/
638 /* Single LUN, support xD/SD/MS */
639 #define DEFAULT_SINGLE		0
640 /* 2 LUN mode, support SD/MS */
641 #define SD_MS_2LUN		1
642 /* Single LUN, but only support SD/MS, for Barossa LQFP */
643 #define SD_MS_1LUN		2
644 
645 #define LAST_LUN_MODE		2
646 
647 /* Barossa package */
648 #define QFN		0
649 #define LQFP		1
650 
651 /******************/
652 /* sd_ctl bit map */
653 /******************/
654 /* SD push point control, bit 0, 1 */
655 #define SD_PUSH_POINT_CTL_MASK		0x03
656 #define SD_PUSH_POINT_DELAY		0x01
657 #define SD_PUSH_POINT_AUTO		0x02
658 /* SD sample point control, bit 2, 3 */
659 #define SD_SAMPLE_POINT_CTL_MASK	0x0C
660 #define SD_SAMPLE_POINT_DELAY		0x04
661 #define SD_SAMPLE_POINT_AUTO		0x08
662 /* SD DDR Tx phase set by user, bit 4 */
663 #define SD_DDR_TX_PHASE_SET_BY_USER	0x10
664 /* MMC DDR Tx phase set by user, bit 5 */
665 #define MMC_DDR_TX_PHASE_SET_BY_USER	0x20
666 /* Support MMC DDR mode, bit 6 */
667 #define SUPPORT_MMC_DDR_MODE		0x40
668 /* Reset MMC at first */
669 #define RESET_MMC_FIRST			0x80
670 
671 #define SEQ_START_CRITERIA		0x20
672 
673 /* MS Power Class En */
674 #define POWER_CLASS_2_EN		0x02
675 #define POWER_CLASS_1_EN		0x01
676 
677 #define MAX_SHOW_CNT			10
678 #define MAX_RESET_CNT			3
679 
680 #define SDIO_EXIST			0x01
681 #define SDIO_IGNORED			0x02
682 
683 #define CHK_SDIO_EXIST(chip)		((chip)->sdio_func_exist & SDIO_EXIST)
684 #define SET_SDIO_EXIST(chip)		((chip)->sdio_func_exist |= SDIO_EXIST)
685 #define CLR_SDIO_EXIST(chip)		((chip)->sdio_func_exist &= ~SDIO_EXIST)
686 
687 #define CHK_SDIO_IGNORED(chip)		((chip)->sdio_func_exist & SDIO_IGNORED)
688 #define SET_SDIO_IGNORED(chip)		((chip)->sdio_func_exist |= SDIO_IGNORED)
689 #define CLR_SDIO_IGNORED(chip)		((chip)->sdio_func_exist &= ~SDIO_IGNORED)
690 
691 struct rtsx_chip {
692 	rtsx_dev_t	*rtsx;
693 
694 	u32		int_reg; /* Bus interrupt pending register */
695 	char		max_lun;
696 	void		*context;
697 
698 	void		*host_cmds_ptr;	/* host commands buffer pointer */
699 	dma_addr_t	host_cmds_addr;
700 	int		ci;			/* Command Index */
701 
702 	void		*host_sg_tbl_ptr;	/* SG descriptor table */
703 	dma_addr_t	host_sg_tbl_addr;
704 	int		sgi;			/* SG entry index */
705 
706 	struct scsi_cmnd	*srb;			/* current srb */
707 	struct sense_data_t	sense_buffer[MAX_ALLOWED_LUN_CNT];
708 
709 	int			cur_clk;		/* current card clock */
710 
711 	/* Current accessed card */
712 	int			cur_card;
713 
714 	unsigned long	need_release;		/* need release bit map */
715 	unsigned long	need_reset;		/* need reset
716 						 * bit map */
717 	/* Flag to indicate that this card is just resumed from SS state,
718 	 * and need released before being resetted
719 	 */
720 	unsigned long		need_reinit;
721 
722 	int			rw_need_retry;
723 
724 #ifdef SUPPORT_OCP
725 	u32			ocp_int;
726 	u8			ocp_stat;
727 #endif
728 
729 	u8	card_exist;	/* card exist bit map (physical exist) */
730 	u8	card_ready;	/* card ready bit map (reset successfully) */
731 	u8	card_fail;	/* card reset fail bit map */
732 	u8	card_ejected;	/* card ejected bit map */
733 	u8	card_wp;	/* card write protected bit map */
734 
735 	u8	lun_mc;		/* flag to indicate whether to answer
736 				 * MediaChange */
737 
738 #ifndef LED_AUTO_BLINK
739 	int			led_toggle_counter;
740 #endif
741 
742 	int			sd_reset_counter;
743 	int			xd_reset_counter;
744 	int			ms_reset_counter;
745 
746 	/* card bus width */
747 	u8			card_bus_width[MAX_ALLOWED_LUN_CNT];
748 	/* card capacity */
749 	u32			capacity[MAX_ALLOWED_LUN_CNT];
750 	/* read/write card function pointer */
751 	card_rw_func		rw_card[MAX_ALLOWED_LUN_CNT];
752 	/* read/write capacity, used for GPIO Toggle */
753 	u32			rw_cap[MAX_ALLOWED_LUN_CNT];
754 	/* card to lun mapping table */
755 	u8			card2lun[32];
756 	/* lun to card mapping table */
757 	u8			lun2card[MAX_ALLOWED_LUN_CNT];
758 
759 	int			rw_fail_cnt[MAX_ALLOWED_LUN_CNT];
760 
761 	int			sd_show_cnt;
762 	int			xd_show_cnt;
763 	int			ms_show_cnt;
764 
765 	/* card information */
766 	struct sd_info		sd_card;
767 	struct xd_info		xd_card;
768 	struct ms_info		ms_card;
769 
770 	struct spi_info		spi;
771 
772 #ifdef _MSG_TRACE
773 	struct trace_msg_t	trace_msg[TRACE_ITEM_CNT];
774 	int			msg_idx;
775 #endif
776 
777 	int			auto_delink_cnt;
778 	int			auto_delink_allowed;
779 
780 	int			aspm_enabled;
781 
782 	int			sdio_aspm;
783 	int			sdio_idle;
784 	int			sdio_counter;
785 	u8			sdio_raw_data[12];
786 
787 	u8			sd_io;
788 	u8			sd_int;
789 
790 	u8			rtsx_flag;
791 
792 	int			ss_counter;
793 	int			idle_counter;
794 	enum RTSX_STAT		rtsx_stat;
795 
796 	u16			vendor_id;
797 	u16			product_id;
798 	u8			ic_version;
799 
800 	int			driver_first_load;
801 
802 #ifdef HW_AUTO_SWITCH_SD_BUS
803 	int			sdio_in_charge;
804 #endif
805 
806 	u8			aspm_level[2];
807 
808 	int			chip_insert_with_sdio;
809 
810 	/* Options */
811 
812 	int adma_mode;
813 
814 	int auto_delink_en;
815 	int ss_en;
816 	u8 lun_mode;
817 	u8 aspm_l0s_l1_en;
818 
819 	int power_down_in_ss;
820 
821 	int sdr104_en;
822 	int ddr50_en;
823 	int sdr50_en;
824 
825 	int baro_pkg;
826 
827 	int asic_code;
828 	int phy_debug_mode;
829 	int hw_bypass_sd;
830 	int sdio_func_exist;
831 	int aux_pwr_exist;
832 	u8 ms_power_class_en;
833 
834 	int mspro_formatter_enable;
835 
836 	int remote_wakeup_en;
837 
838 	int ignore_sd;
839 	int use_hw_setting;
840 
841 	int ss_idle_period;
842 
843 	int dynamic_aspm;
844 
845 	int fpga_sd_sdr104_clk;
846 	int fpga_sd_ddr50_clk;
847 	int fpga_sd_sdr50_clk;
848 	int fpga_sd_hs_clk;
849 	int fpga_mmc_52m_clk;
850 	int fpga_ms_hg_clk;
851 	int fpga_ms_4bit_clk;
852 	int fpga_ms_1bit_clk;
853 
854 	int asic_sd_sdr104_clk;
855 	int asic_sd_ddr50_clk;
856 	int asic_sd_sdr50_clk;
857 	int asic_sd_hs_clk;
858 	int asic_mmc_52m_clk;
859 	int asic_ms_hg_clk;
860 	int asic_ms_4bit_clk;
861 	int asic_ms_1bit_clk;
862 
863 	u8 ssc_depth_sd_sdr104;
864 	u8 ssc_depth_sd_ddr50;
865 	u8 ssc_depth_sd_sdr50;
866 	u8 ssc_depth_sd_hs;
867 	u8 ssc_depth_mmc_52m;
868 	u8 ssc_depth_ms_hg;
869 	u8 ssc_depth_ms_4bit;
870 	u8 ssc_depth_low_speed;
871 
872 	u8 card_drive_sel;
873 	u8 sd30_drive_sel_1v8;
874 	u8 sd30_drive_sel_3v3;
875 
876 	u8 sd_400mA_ocp_thd;
877 	u8 sd_800mA_ocp_thd;
878 	u8 ms_ocp_thd;
879 
880 	int ssc_en;
881 	int msi_en;
882 
883 	int xd_timeout;
884 	int sd_timeout;
885 	int ms_timeout;
886 	int mspro_timeout;
887 
888 	int auto_power_down;
889 
890 	int sd_ddr_tx_phase;
891 	int mmc_ddr_tx_phase;
892 	int sd_default_tx_phase;
893 	int sd_default_rx_phase;
894 
895 	int pmos_pwr_on_interval;
896 	int sd_voltage_switch_delay;
897 	int s3_pwr_off_delay;
898 
899 	int force_clkreq_0;
900 	int ft2_fast_mode;
901 
902 	int do_delink_before_power_down;
903 	int polling_config;
904 	int sdio_retry_cnt;
905 
906 	int delink_stage1_step;
907 	int delink_stage2_step;
908 	int delink_stage3_step;
909 
910 	int auto_delink_in_L1;
911 	int hp_watch_bios_hotplug;
912 	int support_ms_8bit;
913 
914 	u8 blink_led;
915 	u8 phy_voltage;
916 	u8 max_payload;
917 
918 	u32 sd_speed_prior;
919 	u32 sd_current_prior;
920 	u32 sd_ctl;
921 };
922 
rtsx_dev(const struct rtsx_chip * chip)923 static inline struct device *rtsx_dev(const struct rtsx_chip *chip)
924 {
925 	return &chip->rtsx->pci->dev;
926 }
927 
928 #define rtsx_set_stat(chip, stat)				\
929 do {								\
930 	if ((stat) != RTSX_STAT_IDLE) {				\
931 		(chip)->idle_counter = 0;			\
932 	}							\
933 	(chip)->rtsx_stat = (enum RTSX_STAT)(stat);		\
934 } while (0)
935 #define rtsx_get_stat(chip)		((chip)->rtsx_stat)
936 #define rtsx_chk_stat(chip, stat)	((chip)->rtsx_stat == (stat))
937 
938 #define RTSX_SET_DELINK(chip)	((chip)->rtsx_flag |= 0x01)
939 #define RTSX_CLR_DELINK(chip)	((chip)->rtsx_flag &= 0xFE)
940 #define RTSX_TST_DELINK(chip)	((chip)->rtsx_flag & 0x01)
941 
942 #define CHECK_PID(chip, pid)		((chip)->product_id == (pid))
943 #define CHECK_BARO_PKG(chip, pkg)	((chip)->baro_pkg == (pkg))
944 #define CHECK_LUN_MODE(chip, mode)	((chip)->lun_mode == (mode))
945 
946 /* Power down control */
947 #define SSC_PDCTL		0x01
948 #define OC_PDCTL		0x02
949 
950 int rtsx_force_power_on(struct rtsx_chip *chip, u8 ctl);
951 int rtsx_force_power_down(struct rtsx_chip *chip, u8 ctl);
952 
953 void rtsx_disable_card_int(struct rtsx_chip *chip);
954 void rtsx_enable_card_int(struct rtsx_chip *chip);
955 void rtsx_enable_bus_int(struct rtsx_chip *chip);
956 void rtsx_disable_bus_int(struct rtsx_chip *chip);
957 int rtsx_reset_chip(struct rtsx_chip *chip);
958 int rtsx_init_chip(struct rtsx_chip *chip);
959 void rtsx_release_chip(struct rtsx_chip *chip);
960 void rtsx_polling_func(struct rtsx_chip *chip);
961 void rtsx_undo_delink(struct rtsx_chip *chip);
962 void rtsx_stop_cmd(struct rtsx_chip *chip, int card);
963 int rtsx_write_register(struct rtsx_chip *chip, u16 addr, u8 mask, u8 data);
964 int rtsx_read_register(struct rtsx_chip *chip, u16 addr, u8 *data);
965 int rtsx_write_cfg_dw(struct rtsx_chip *chip,
966 		u8 func_no, u16 addr, u32 mask, u32 val);
967 int rtsx_read_cfg_dw(struct rtsx_chip *chip, u8 func_no, u16 addr, u32 *val);
968 int rtsx_write_cfg_seq(struct rtsx_chip *chip,
969 		u8 func, u16 addr, u8 *buf, int len);
970 int rtsx_read_cfg_seq(struct rtsx_chip *chip,
971 		u8 func, u16 addr, u8 *buf, int len);
972 int rtsx_write_phy_register(struct rtsx_chip *chip, u8 addr, u16 val);
973 int rtsx_read_phy_register(struct rtsx_chip *chip, u8 addr, u16 *val);
974 int rtsx_read_efuse(struct rtsx_chip *chip, u8 addr, u8 *val);
975 int rtsx_write_efuse(struct rtsx_chip *chip, u8 addr, u8 val);
976 int rtsx_clr_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
977 int rtsx_set_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
978 int rtsx_check_link_ready(struct rtsx_chip *chip);
979 void rtsx_enter_ss(struct rtsx_chip *chip);
980 void rtsx_exit_ss(struct rtsx_chip *chip);
981 int rtsx_pre_handle_interrupt(struct rtsx_chip *chip);
982 void rtsx_enter_L1(struct rtsx_chip *chip);
983 void rtsx_exit_L1(struct rtsx_chip *chip);
984 void rtsx_do_before_power_down(struct rtsx_chip *chip, int pm_stat);
985 void rtsx_enable_aspm(struct rtsx_chip *chip);
986 void rtsx_disable_aspm(struct rtsx_chip *chip);
987 int rtsx_read_ppbuf(struct rtsx_chip *chip, u8 *buf, int buf_len);
988 int rtsx_write_ppbuf(struct rtsx_chip *chip, u8 *buf, int buf_len);
989 int rtsx_check_chip_exist(struct rtsx_chip *chip);
990 
991 #endif  /* __REALTEK_RTSX_CHIP_H */
992