1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * Tsi721 PCIExpress-to-SRIO bridge definitions
5 * Copyright 2011, Integrated Device Technology, Inc.
11 /* Debug output filtering masks */
14 DBG_INIT = BIT(0), /* driver init */
15 DBG_EXIT = BIT(1), /* driver exit */
16 DBG_MPORT = BIT(2), /* mport add/remove */
17 DBG_MAINT = BIT(3), /* maintenance ops messages */
18 DBG_DMA = BIT(4), /* DMA transfer messages */
19 DBG_DMAV = BIT(5), /* verbose DMA transfer messages */
20 DBG_IBW = BIT(6), /* inbound window */
21 DBG_EVENT = BIT(7), /* event handling messages */
22 DBG_OBW = BIT(8), /* outbound window messages */
23 DBG_DBELL = BIT(9), /* doorbell messages */
24 DBG_OMSG = BIT(10), /* doorbell messages */
25 DBG_IMSG = BIT(11), /* doorbell messages */
30 extern u32 tsi_dbg_level;
32 #define tsi_debug(level, dev, fmt, arg...) \
34 if (DBG_##level & tsi_dbg_level) \
35 dev_dbg(dev, "%s: " fmt "\n", __func__, ##arg); \
38 #define tsi_debug(level, dev, fmt, arg...) \
39 no_printk(KERN_DEBUG "%s: " fmt "\n", __func__, ##arg)
42 #define tsi_info(dev, fmt, arg...) \
43 dev_info(dev, "%s: " fmt "\n", __func__, ##arg)
45 #define tsi_warn(dev, fmt, arg...) \
46 dev_warn(dev, "%s: WARNING " fmt "\n", __func__, ##arg)
48 #define tsi_err(dev, fmt, arg...) \
49 dev_err(dev, "%s: ERROR " fmt "\n", __func__, ##arg)
51 #define DRV_NAME "tsi721"
53 #define DEFAULT_HOPCOUNT 0xff
54 #define DEFAULT_DESTID 0xff
57 #define PCI_DEVICE_ID_TSI721 0x80ab
64 #define TSI721_PC2SR_BARS 2
65 #define TSI721_PC2SR_WINS 8
66 #define TSI721_PC2SR_ZONES 8
67 #define TSI721_MAINT_WIN 0 /* Window for outbound maintenance requests */
68 #define IDB_QUEUE 0 /* Inbound Doorbell Queue to use */
69 #define IDB_QSIZE 512 /* Inbound Doorbell Queue size */
71 /* Memory space sizes */
72 #define TSI721_REG_SPACE_SIZE (512 * 1024) /* 512K */
73 #define TSI721_DB_WIN_SIZE (16 * 1024 * 1024) /* 16MB */
75 #define RIO_TT_CODE_8 0x00000000
76 #define RIO_TT_CODE_16 0x00000001
78 #define TSI721_DMA_MAXCH 8
79 #define TSI721_DMA_MINSTSSZ 32
80 #define TSI721_DMA_STSBLKSZ 8
82 #define TSI721_SRIO_MAXCH 8
84 #define DBELL_SID(buf) (((u8)buf[2] << 8) | (u8)buf[3])
85 #define DBELL_TID(buf) (((u8)buf[4] << 8) | (u8)buf[5])
86 #define DBELL_INF(buf) (((u8)buf[0] << 8) | (u8)buf[1])
88 #define TSI721_RIO_PW_MSG_SIZE 16 /* Tsi721 saves only 16 bytes of PW msg */
90 /* Register definitions */
93 * Registers in PCIe configuration space
96 #define TSI721_PCIECFG_MSIXTBL 0x0a4
97 #define TSI721_MSIXTBL_OFFSET 0x2c000
98 #define TSI721_PCIECFG_MSIXPBA 0x0a8
99 #define TSI721_MSIXPBA_OFFSET 0x2a000
100 #define TSI721_PCIECFG_EPCTL 0x400
103 * Event Management Registers
106 #define TSI721_RIO_EM_INT_STAT 0x10910
107 #define TSI721_RIO_EM_INT_STAT_PW_RX 0x00010000
109 #define TSI721_RIO_EM_INT_ENABLE 0x10914
110 #define TSI721_RIO_EM_INT_ENABLE_PW_RX 0x00010000
112 #define TSI721_RIO_EM_DEV_INT_EN 0x10930
113 #define TSI721_RIO_EM_DEV_INT_EN_INT 0x00000001
116 * Port-Write Block Registers
119 #define TSI721_RIO_PW_CTL 0x10a04
120 #define TSI721_RIO_PW_CTL_PW_TIMER 0xf0000000
121 #define TSI721_RIO_PW_CTL_PWT_DIS (0 << 28)
122 #define TSI721_RIO_PW_CTL_PWT_103 (1 << 28)
123 #define TSI721_RIO_PW_CTL_PWT_205 (1 << 29)
124 #define TSI721_RIO_PW_CTL_PWT_410 (1 << 30)
125 #define TSI721_RIO_PW_CTL_PWT_820 (1 << 31)
126 #define TSI721_RIO_PW_CTL_PWC_MODE 0x01000000
127 #define TSI721_RIO_PW_CTL_PWC_CONT 0x00000000
128 #define TSI721_RIO_PW_CTL_PWC_REL 0x01000000
130 #define TSI721_RIO_PW_RX_STAT 0x10a10
131 #define TSI721_RIO_PW_RX_STAT_WR_SIZE 0x0000f000
132 #define TSI_RIO_PW_RX_STAT_WDPTR 0x00000100
133 #define TSI721_RIO_PW_RX_STAT_PW_SHORT 0x00000008
134 #define TSI721_RIO_PW_RX_STAT_PW_TRUNC 0x00000004
135 #define TSI721_RIO_PW_RX_STAT_PW_DISC 0x00000002
136 #define TSI721_RIO_PW_RX_STAT_PW_VAL 0x00000001
138 #define TSI721_RIO_PW_RX_CAPT(x) (0x10a20 + (x)*4)
144 #define TSI721_IDB_ENTRY_SIZE 64
146 #define TSI721_IDQ_CTL(x) (0x20000 + (x) * 0x1000)
147 #define TSI721_IDQ_SUSPEND 0x00000002
148 #define TSI721_IDQ_INIT 0x00000001
150 #define TSI721_IDQ_STS(x) (0x20004 + (x) * 0x1000)
151 #define TSI721_IDQ_RUN 0x00200000
153 #define TSI721_IDQ_MASK(x) (0x20008 + (x) * 0x1000)
154 #define TSI721_IDQ_MASK_MASK 0xffff0000
155 #define TSI721_IDQ_MASK_PATT 0x0000ffff
157 #define TSI721_IDQ_RP(x) (0x2000c + (x) * 0x1000)
158 #define TSI721_IDQ_RP_PTR 0x0007ffff
160 #define TSI721_IDQ_WP(x) (0x20010 + (x) * 0x1000)
161 #define TSI721_IDQ_WP_PTR 0x0007ffff
163 #define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 0x1000)
164 #define TSI721_IDQ_BASEL_ADDR 0xffffffc0
165 #define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 0x1000)
166 #define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 0x1000)
167 #define TSI721_IDQ_SIZE_VAL(size) (__fls(size) - 4)
168 #define TSI721_IDQ_SIZE_MIN 512
169 #define TSI721_IDQ_SIZE_MAX (512 * 1024)
171 #define TSI721_SR_CHINT(x) (0x20040 + (x) * 0x1000)
172 #define TSI721_SR_CHINTE(x) (0x20044 + (x) * 0x1000)
173 #define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 0x1000)
174 #define TSI721_SR_CHINT_ODBOK 0x00000020
175 #define TSI721_SR_CHINT_IDBQRCV 0x00000010
176 #define TSI721_SR_CHINT_SUSP 0x00000008
177 #define TSI721_SR_CHINT_ODBTO 0x00000004
178 #define TSI721_SR_CHINT_ODBRTRY 0x00000002
179 #define TSI721_SR_CHINT_ODBERR 0x00000001
180 #define TSI721_SR_CHINT_ALL 0x0000003f
182 #define TSI721_IBWIN_NUM 8
184 #define TSI721_IBWIN_LB(x) (0x29000 + (x) * 0x20)
185 #define TSI721_IBWIN_LB_BA 0xfffff000
186 #define TSI721_IBWIN_LB_WEN 0x00000001
188 #define TSI721_IBWIN_UB(x) (0x29004 + (x) * 0x20)
189 #define TSI721_IBWIN_SZ(x) (0x29008 + (x) * 0x20)
190 #define TSI721_IBWIN_SZ_SIZE 0x00001f00
191 #define TSI721_IBWIN_SIZE(size) (__fls(size) - 12)
193 #define TSI721_IBWIN_TLA(x) (0x2900c + (x) * 0x20)
194 #define TSI721_IBWIN_TLA_ADD 0xfffff000
195 #define TSI721_IBWIN_TUA(x) (0x29010 + (x) * 0x20)
197 #define TSI721_SR2PC_GEN_INTE 0x29800
198 #define TSI721_SR2PC_PWE 0x29804
199 #define TSI721_SR2PC_GEN_INT 0x29808
201 #define TSI721_DEV_INTE 0x29840
202 #define TSI721_DEV_INT 0x29844
203 #define TSI721_DEV_INTSET 0x29848
204 #define TSI721_DEV_INT_BDMA_CH 0x00002000
205 #define TSI721_DEV_INT_BDMA_NCH 0x00001000
206 #define TSI721_DEV_INT_SMSG_CH 0x00000800
207 #define TSI721_DEV_INT_SMSG_NCH 0x00000400
208 #define TSI721_DEV_INT_SR2PC_CH 0x00000200
209 #define TSI721_DEV_INT_SRIO 0x00000020
211 #define TSI721_DEV_CHAN_INTE 0x2984c
212 #define TSI721_DEV_CHAN_INT 0x29850
214 #define TSI721_INT_SR2PC_CHAN_M 0xff000000
215 #define TSI721_INT_SR2PC_CHAN(x) (1 << (24 + (x)))
216 #define TSI721_INT_IMSG_CHAN_M 0x00ff0000
217 #define TSI721_INT_IMSG_CHAN(x) (1 << (16 + (x)))
218 #define TSI721_INT_OMSG_CHAN_M 0x0000ff00
219 #define TSI721_INT_OMSG_CHAN(x) (1 << (8 + (x)))
220 #define TSI721_INT_BDMA_CHAN_M 0x000000ff
221 #define TSI721_INT_BDMA_CHAN(x) (1 << (x))
224 * PC2SR block registers
226 #define TSI721_OBWIN_NUM TSI721_PC2SR_WINS
228 #define TSI721_OBWINLB(x) (0x40000 + (x) * 0x20)
229 #define TSI721_OBWINLB_BA 0xffff8000
230 #define TSI721_OBWINLB_WEN 0x00000001
232 #define TSI721_OBWINUB(x) (0x40004 + (x) * 0x20)
234 #define TSI721_OBWINSZ(x) (0x40008 + (x) * 0x20)
235 #define TSI721_OBWINSZ_SIZE 0x00001f00
236 #define TSI721_OBWIN_SIZE(size) (__fls(size) - 15)
238 #define TSI721_ZONE_SEL 0x41300
239 #define TSI721_ZONE_SEL_RD_WRB 0x00020000
240 #define TSI721_ZONE_SEL_GO 0x00010000
241 #define TSI721_ZONE_SEL_WIN 0x00000038
242 #define TSI721_ZONE_SEL_ZONE 0x00000007
244 #define TSI721_LUT_DATA0 0x41304
245 #define TSI721_LUT_DATA0_ADD 0xfffff000
246 #define TSI721_LUT_DATA0_RDTYPE 0x00000f00
247 #define TSI721_LUT_DATA0_NREAD 0x00000100
248 #define TSI721_LUT_DATA0_MNTRD 0x00000200
249 #define TSI721_LUT_DATA0_RDCRF 0x00000020
250 #define TSI721_LUT_DATA0_WRCRF 0x00000010
251 #define TSI721_LUT_DATA0_WRTYPE 0x0000000f
252 #define TSI721_LUT_DATA0_NWR 0x00000001
253 #define TSI721_LUT_DATA0_MNTWR 0x00000002
254 #define TSI721_LUT_DATA0_NWR_R 0x00000004
256 #define TSI721_LUT_DATA1 0x41308
258 #define TSI721_LUT_DATA2 0x4130c
259 #define TSI721_LUT_DATA2_HC 0xff000000
260 #define TSI721_LUT_DATA2_ADD65 0x000c0000
261 #define TSI721_LUT_DATA2_TT 0x00030000
262 #define TSI721_LUT_DATA2_DSTID 0x0000ffff
264 #define TSI721_PC2SR_INTE 0x41310
266 #define TSI721_DEVCTL 0x48004
267 #define TSI721_DEVCTL_SRBOOT_CMPL 0x00000004
269 #define TSI721_I2C_INT_ENABLE 0x49120
272 * Block DMA Engine Registers
276 #define TSI721_DMAC_BASE(x) (0x51000 + (x) * 0x1000)
278 #define TSI721_DMAC_DWRCNT 0x000
279 #define TSI721_DMAC_DRDCNT 0x004
281 #define TSI721_DMAC_CTL 0x008
282 #define TSI721_DMAC_CTL_SUSP 0x00000002
283 #define TSI721_DMAC_CTL_INIT 0x00000001
285 #define TSI721_DMAC_INT 0x00c
286 #define TSI721_DMAC_INT_STFULL 0x00000010
287 #define TSI721_DMAC_INT_DONE 0x00000008
288 #define TSI721_DMAC_INT_SUSP 0x00000004
289 #define TSI721_DMAC_INT_ERR 0x00000002
290 #define TSI721_DMAC_INT_IOFDONE 0x00000001
291 #define TSI721_DMAC_INT_ALL 0x0000001f
293 #define TSI721_DMAC_INTSET 0x010
295 #define TSI721_DMAC_STS 0x014
296 #define TSI721_DMAC_STS_ABORT 0x00400000
297 #define TSI721_DMAC_STS_RUN 0x00200000
298 #define TSI721_DMAC_STS_CS 0x001f0000
300 #define TSI721_DMAC_INTE 0x018
302 #define TSI721_DMAC_DPTRL 0x024
303 #define TSI721_DMAC_DPTRL_MASK 0xffffffe0
305 #define TSI721_DMAC_DPTRH 0x028
307 #define TSI721_DMAC_DSBL 0x02c
308 #define TSI721_DMAC_DSBL_MASK 0xffffffc0
310 #define TSI721_DMAC_DSBH 0x030
312 #define TSI721_DMAC_DSSZ 0x034
313 #define TSI721_DMAC_DSSZ_SIZE_M 0x0000000f
314 #define TSI721_DMAC_DSSZ_SIZE(size) (__fls(size) - 4)
316 #define TSI721_DMAC_DSRP 0x038
317 #define TSI721_DMAC_DSRP_MASK 0x0007ffff
319 #define TSI721_DMAC_DSWP 0x03c
320 #define TSI721_DMAC_DSWP_MASK 0x0007ffff
322 #define TSI721_BDMA_INTE 0x5f000
325 * Messaging definitions
327 #define TSI721_MSG_BUFFER_SIZE RIO_MAX_MSG_SIZE
328 #define TSI721_MSG_MAX_SIZE RIO_MAX_MSG_SIZE
329 #define TSI721_IMSG_MAXCH 8
330 #define TSI721_IMSG_CHNUM TSI721_IMSG_MAXCH
331 #define TSI721_IMSGD_MIN_RING_SIZE 32
332 #define TSI721_IMSGD_RING_SIZE 512
334 #define TSI721_OMSG_CHNUM 4 /* One channel per MBOX */
335 #define TSI721_OMSGD_MIN_RING_SIZE 32
336 #define TSI721_OMSGD_RING_SIZE 512
339 * Outbound Messaging Engine Registers
343 #define TSI721_OBDMAC_DWRCNT(x) (0x61000 + (x) * 0x1000)
345 #define TSI721_OBDMAC_DRDCNT(x) (0x61004 + (x) * 0x1000)
347 #define TSI721_OBDMAC_CTL(x) (0x61008 + (x) * 0x1000)
348 #define TSI721_OBDMAC_CTL_MASK 0x00000007
349 #define TSI721_OBDMAC_CTL_RETRY_THR 0x00000004
350 #define TSI721_OBDMAC_CTL_SUSPEND 0x00000002
351 #define TSI721_OBDMAC_CTL_INIT 0x00000001
353 #define TSI721_OBDMAC_INT(x) (0x6100c + (x) * 0x1000)
354 #define TSI721_OBDMAC_INTSET(x) (0x61010 + (x) * 0x1000)
355 #define TSI721_OBDMAC_INTE(x) (0x61018 + (x) * 0x1000)
356 #define TSI721_OBDMAC_INT_MASK 0x0000001F
357 #define TSI721_OBDMAC_INT_ST_FULL 0x00000010
358 #define TSI721_OBDMAC_INT_DONE 0x00000008
359 #define TSI721_OBDMAC_INT_SUSPENDED 0x00000004
360 #define TSI721_OBDMAC_INT_ERROR 0x00000002
361 #define TSI721_OBDMAC_INT_IOF_DONE 0x00000001
362 #define TSI721_OBDMAC_INT_ALL TSI721_OBDMAC_INT_MASK
364 #define TSI721_OBDMAC_STS(x) (0x61014 + (x) * 0x1000)
365 #define TSI721_OBDMAC_STS_MASK 0x007f0000
366 #define TSI721_OBDMAC_STS_ABORT 0x00400000
367 #define TSI721_OBDMAC_STS_RUN 0x00200000
368 #define TSI721_OBDMAC_STS_CS 0x001f0000
370 #define TSI721_OBDMAC_PWE(x) (0x6101c + (x) * 0x1000)
371 #define TSI721_OBDMAC_PWE_MASK 0x00000002
372 #define TSI721_OBDMAC_PWE_ERROR_EN 0x00000002
374 #define TSI721_OBDMAC_DPTRL(x) (0x61020 + (x) * 0x1000)
375 #define TSI721_OBDMAC_DPTRL_MASK 0xfffffff0
377 #define TSI721_OBDMAC_DPTRH(x) (0x61024 + (x) * 0x1000)
378 #define TSI721_OBDMAC_DPTRH_MASK 0xffffffff
380 #define TSI721_OBDMAC_DSBL(x) (0x61040 + (x) * 0x1000)
381 #define TSI721_OBDMAC_DSBL_MASK 0xffffffc0
383 #define TSI721_OBDMAC_DSBH(x) (0x61044 + (x) * 0x1000)
384 #define TSI721_OBDMAC_DSBH_MASK 0xffffffff
386 #define TSI721_OBDMAC_DSSZ(x) (0x61048 + (x) * 0x1000)
387 #define TSI721_OBDMAC_DSSZ_MASK 0x0000000f
389 #define TSI721_OBDMAC_DSRP(x) (0x6104c + (x) * 0x1000)
390 #define TSI721_OBDMAC_DSRP_MASK 0x0007ffff
392 #define TSI721_OBDMAC_DSWP(x) (0x61050 + (x) * 0x1000)
393 #define TSI721_OBDMAC_DSWP_MASK 0x0007ffff
395 #define TSI721_RQRPTO 0x60010
396 #define TSI721_RQRPTO_MASK 0x00ffffff
397 #define TSI721_RQRPTO_VAL 400 /* Response TO value */
400 * Inbound Messaging Engine Registers
404 #define TSI721_IB_DEVID_GLOBAL 0xffff
405 #define TSI721_IBDMAC_FQBL(x) (0x61200 + (x) * 0x1000)
406 #define TSI721_IBDMAC_FQBL_MASK 0xffffffc0
408 #define TSI721_IBDMAC_FQBH(x) (0x61204 + (x) * 0x1000)
409 #define TSI721_IBDMAC_FQBH_MASK 0xffffffff
411 #define TSI721_IBDMAC_FQSZ_ENTRY_INX TSI721_IMSGD_RING_SIZE
412 #define TSI721_IBDMAC_FQSZ(x) (0x61208 + (x) * 0x1000)
413 #define TSI721_IBDMAC_FQSZ_MASK 0x0000000f
415 #define TSI721_IBDMAC_FQRP(x) (0x6120c + (x) * 0x1000)
416 #define TSI721_IBDMAC_FQRP_MASK 0x0007ffff
418 #define TSI721_IBDMAC_FQWP(x) (0x61210 + (x) * 0x1000)
419 #define TSI721_IBDMAC_FQWP_MASK 0x0007ffff
421 #define TSI721_IBDMAC_FQTH(x) (0x61214 + (x) * 0x1000)
422 #define TSI721_IBDMAC_FQTH_MASK 0x0007ffff
424 #define TSI721_IB_DEVID 0x60020
425 #define TSI721_IB_DEVID_MASK 0x0000ffff
427 #define TSI721_IBDMAC_CTL(x) (0x61240 + (x) * 0x1000)
428 #define TSI721_IBDMAC_CTL_MASK 0x00000003
429 #define TSI721_IBDMAC_CTL_SUSPEND 0x00000002
430 #define TSI721_IBDMAC_CTL_INIT 0x00000001
432 #define TSI721_IBDMAC_STS(x) (0x61244 + (x) * 0x1000)
433 #define TSI721_IBDMAC_STS_MASK 0x007f0000
434 #define TSI721_IBSMAC_STS_ABORT 0x00400000
435 #define TSI721_IBSMAC_STS_RUN 0x00200000
436 #define TSI721_IBSMAC_STS_CS 0x001f0000
438 #define TSI721_IBDMAC_INT(x) (0x61248 + (x) * 0x1000)
439 #define TSI721_IBDMAC_INTSET(x) (0x6124c + (x) * 0x1000)
440 #define TSI721_IBDMAC_INTE(x) (0x61250 + (x) * 0x1000)
441 #define TSI721_IBDMAC_INT_MASK 0x0000100f
442 #define TSI721_IBDMAC_INT_SRTO 0x00001000
443 #define TSI721_IBDMAC_INT_SUSPENDED 0x00000008
444 #define TSI721_IBDMAC_INT_PC_ERROR 0x00000004
445 #define TSI721_IBDMAC_INT_FQ_LOW 0x00000002
446 #define TSI721_IBDMAC_INT_DQ_RCV 0x00000001
447 #define TSI721_IBDMAC_INT_ALL TSI721_IBDMAC_INT_MASK
449 #define TSI721_IBDMAC_PWE(x) (0x61254 + (x) * 0x1000)
450 #define TSI721_IBDMAC_PWE_MASK 0x00001700
451 #define TSI721_IBDMAC_PWE_SRTO 0x00001000
452 #define TSI721_IBDMAC_PWE_ILL_FMT 0x00000400
453 #define TSI721_IBDMAC_PWE_ILL_DEC 0x00000200
454 #define TSI721_IBDMAC_PWE_IMP_SP 0x00000100
456 #define TSI721_IBDMAC_DQBL(x) (0x61300 + (x) * 0x1000)
457 #define TSI721_IBDMAC_DQBL_MASK 0xffffffc0
458 #define TSI721_IBDMAC_DQBL_ADDR 0xffffffc0
460 #define TSI721_IBDMAC_DQBH(x) (0x61304 + (x) * 0x1000)
461 #define TSI721_IBDMAC_DQBH_MASK 0xffffffff
463 #define TSI721_IBDMAC_DQRP(x) (0x61308 + (x) * 0x1000)
464 #define TSI721_IBDMAC_DQRP_MASK 0x0007ffff
466 #define TSI721_IBDMAC_DQWR(x) (0x6130c + (x) * 0x1000)
467 #define TSI721_IBDMAC_DQWR_MASK 0x0007ffff
469 #define TSI721_IBDMAC_DQSZ(x) (0x61314 + (x) * 0x1000)
470 #define TSI721_IBDMAC_DQSZ_MASK 0x0000000f
473 * Messaging Engine Interrupts
476 #define TSI721_SMSG_PWE 0x6a004
478 #define TSI721_SMSG_INTE 0x6a000
479 #define TSI721_SMSG_INT 0x6a008
480 #define TSI721_SMSG_INTSET 0x6a010
481 #define TSI721_SMSG_INT_MASK 0x0086ffff
482 #define TSI721_SMSG_INT_UNS_RSP 0x00800000
483 #define TSI721_SMSG_INT_ECC_NCOR 0x00040000
484 #define TSI721_SMSG_INT_ECC_COR 0x00020000
485 #define TSI721_SMSG_INT_ECC_NCOR_CH 0x0000ff00
486 #define TSI721_SMSG_INT_ECC_COR_CH 0x000000ff
488 #define TSI721_SMSG_ECC_LOG 0x6a014
489 #define TSI721_SMSG_ECC_LOG_MASK 0x00070007
490 #define TSI721_SMSG_ECC_LOG_ECC_NCOR_M 0x00070000
491 #define TSI721_SMSG_ECC_LOG_ECC_COR_M 0x00000007
493 #define TSI721_RETRY_GEN_CNT 0x6a100
494 #define TSI721_RETRY_GEN_CNT_MASK 0xffffffff
496 #define TSI721_RETRY_RX_CNT 0x6a104
497 #define TSI721_RETRY_RX_CNT_MASK 0xffffffff
499 #define TSI721_SMSG_ECC_COR_LOG(x) (0x6a300 + (x) * 4)
500 #define TSI721_SMSG_ECC_COR_LOG_MASK 0x000000ff
502 #define TSI721_SMSG_ECC_NCOR(x) (0x6a340 + (x) * 4)
503 #define TSI721_SMSG_ECC_NCOR_MASK 0x000000ff
506 * Block DMA Descriptors
509 struct tsi721_dma_desc {
512 #define TSI721_DMAD_DEVID 0x0000ffff
513 #define TSI721_DMAD_CRF 0x00010000
514 #define TSI721_DMAD_PRIO 0x00060000
515 #define TSI721_DMAD_RTYPE 0x00780000
516 #define TSI721_DMAD_IOF 0x08000000
517 #define TSI721_DMAD_DTYPE 0xe0000000
521 #define TSI721_DMAD_BCOUNT1 0x03ffffff /* if DTYPE == 1 */
522 #define TSI721_DMAD_BCOUNT2 0x0000000f /* if DTYPE == 2 */
523 #define TSI721_DMAD_TT 0x0c000000
524 #define TSI721_DMAD_RADDR0 0xc0000000
527 __le32 raddr_lo; /* if DTYPE == (1 || 2) */
528 __le32 next_lo; /* if DTYPE == 3 */
531 #define TSI721_DMAD_CFGOFF 0x00ffffff
532 #define TSI721_DMAD_HOPCNT 0xff000000
535 __le32 raddr_hi; /* if DTYPE == (1 || 2) */
536 __le32 next_hi; /* if DTYPE == 3 */
540 struct { /* if DTYPE == 1 */
546 __le32 data[4]; /* if DTYPE == 2 */
547 u32 reserved[4]; /* if DTYPE == 3 */
552 * Inbound Messaging Descriptor
554 struct tsi721_imsg_desc {
557 #define TSI721_IMD_DEVID 0x0000ffff
558 #define TSI721_IMD_CRF 0x00010000
559 #define TSI721_IMD_PRIO 0x00060000
560 #define TSI721_IMD_TT 0x00180000
561 #define TSI721_IMD_DTYPE 0xe0000000
565 #define TSI721_IMD_BCOUNT 0x00000ff8
566 #define TSI721_IMD_SSIZE 0x0000f000
567 #define TSI721_IMD_LETER 0x00030000
568 #define TSI721_IMD_XMBOX 0x003c0000
569 #define TSI721_IMD_MBOX 0x00c00000
570 #define TSI721_IMD_CS 0x78000000
571 #define TSI721_IMD_HO 0x80000000
580 * Outbound Messaging Descriptor
582 struct tsi721_omsg_desc {
585 #define TSI721_OMD_DEVID 0x0000ffff
586 #define TSI721_OMD_CRF 0x00010000
587 #define TSI721_OMD_PRIO 0x00060000
588 #define TSI721_OMD_IOF 0x08000000
589 #define TSI721_OMD_DTYPE 0xe0000000
590 #define TSI721_OMD_RSRVD 0x17f80000
594 #define TSI721_OMD_BCOUNT 0x00000ff8
595 #define TSI721_OMD_SSIZE 0x0000f000
596 #define TSI721_OMD_LETER 0x00030000
597 #define TSI721_OMD_XMBOX 0x003c0000
598 #define TSI721_OMD_MBOX 0x00c00000
599 #define TSI721_OMD_TT 0x0c000000
602 __le32 bufptr_lo; /* if DTYPE == 4 */
603 __le32 next_lo; /* if DTYPE == 5 */
607 __le32 bufptr_hi; /* if DTYPE == 4 */
608 __le32 next_hi; /* if DTYPE == 5 */
613 struct tsi721_dma_sts {
617 struct tsi721_desc_sts_fifo {
627 /* Descriptor types for BDMA and Messaging blocks */
629 DTYPE1 = 1, /* Data Transfer DMA Descriptor */
630 DTYPE2 = 2, /* Immediate Data Transfer DMA Descriptor */
631 DTYPE3 = 3, /* Block Pointer DMA Descriptor */
632 DTYPE4 = 4, /* Outbound Msg DMA Descriptor */
633 DTYPE5 = 5, /* OB Messaging Block Pointer Descriptor */
634 DTYPE6 = 6 /* Inbound Messaging Descriptor */
647 * mport Driver Definitions
649 #define TSI721_DMA_CHNUM TSI721_DMA_MAXCH
651 #define TSI721_DMACH_MAINT 7 /* DMA channel for maint requests */
652 #define TSI721_DMACH_MAINT_NBD 32 /* Number of BDs for maint requests */
654 #define TSI721_DMACH_DMA 1 /* DMA channel for data transfers */
656 #define MSG_DMA_ENTRY_INX_TO_SIZE(x) ((0x10 << (x)) & 0xFFFF0)
658 enum tsi721_smsg_int_flag {
659 SMSG_INT_NONE = 0x00000000,
660 SMSG_INT_ECC_COR_CH = 0x000000ff,
661 SMSG_INT_ECC_NCOR_CH = 0x0000ff00,
662 SMSG_INT_ECC_COR = 0x00020000,
663 SMSG_INT_ECC_NCOR = 0x00040000,
664 SMSG_INT_UNS_RSP = 0x00800000,
665 SMSG_INT_ALL = 0x0006ffff
670 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
672 #define TSI721_BDMA_MAX_BCOUNT (TSI721_DMAD_BCOUNT1 + 1)
674 struct tsi721_tx_desc {
675 struct dma_async_tx_descriptor txd;
677 /* low 64-bits of 66-bit RIO address */
679 /* upper 2-bits of 66-bit RIO address */
681 enum dma_rtype rtype;
682 struct list_head desc_node;
683 struct scatterlist *sg;
685 enum dma_status status;
688 struct tsi721_bdma_chan {
691 int bd_num; /* number of HW buffer descriptors */
692 void *bd_base; /* start of DMA descriptors */
694 void *sts_base; /* start of DMA BD status FIFO */
701 struct dma_chan dchan;
702 struct tsi721_tx_desc *tx_desc;
704 struct tsi721_tx_desc *active_tx;
705 struct list_head queue;
706 struct list_head free_list;
707 struct tasklet_struct tasklet;
711 #endif /* CONFIG_RAPIDIO_DMA_ENGINE */
713 struct tsi721_bdma_maint {
714 int ch_id; /* BDMA channel number */
715 int bd_num; /* number of buffer descriptors */
716 void *bd_base; /* start of DMA descriptors */
718 void *sts_base; /* start of DMA BD status FIFO */
723 struct tsi721_imsg_ring {
725 /* VA/PA of data buffers for incoming messages */
728 /* VA/PA of circular free buffer list */
730 dma_addr_t imfq_phys;
731 /* VA/PA of Inbound message descriptors */
734 /* Inbound Queue buffer pointers */
735 void *imq_base[TSI721_IMSGD_RING_SIZE];
744 struct tsi721_omsg_ring {
746 /* VA/PA of OB Msg descriptors */
749 /* VA/PA of OB Msg data buffers */
750 void *omq_base[TSI721_OMSGD_RING_SIZE];
751 dma_addr_t omq_phys[TSI721_OMSGD_RING_SIZE];
752 /* VA/PA of OB Msg descriptor status FIFO */
755 u32 sts_size; /* # of allocated status entries */
765 TSI721_USING_MSI = (1 << 0),
766 TSI721_USING_MSIX = (1 << 1),
767 TSI721_IMSGID_SET = (1 << 2),
770 #ifdef CONFIG_PCI_MSI
772 * MSI-X Table Entries (0 ... 69)
774 #define TSI721_MSIX_DMACH_DONE(x) (0 + (x))
775 #define TSI721_MSIX_DMACH_INT(x) (8 + (x))
776 #define TSI721_MSIX_BDMA_INT 16
777 #define TSI721_MSIX_OMSG_DONE(x) (17 + (x))
778 #define TSI721_MSIX_OMSG_INT(x) (25 + (x))
779 #define TSI721_MSIX_IMSG_DQ_RCV(x) (33 + (x))
780 #define TSI721_MSIX_IMSG_INT(x) (41 + (x))
781 #define TSI721_MSIX_MSG_INT 49
782 #define TSI721_MSIX_SR2PC_IDBQ_RCV(x) (50 + (x))
783 #define TSI721_MSIX_SR2PC_CH_INT(x) (58 + (x))
784 #define TSI721_MSIX_SR2PC_INT 66
785 #define TSI721_MSIX_PC2SR_INT 67
786 #define TSI721_MSIX_SRIO_MAC_INT 68
787 #define TSI721_MSIX_I2C_INT 69
789 /* MSI-X vector and init table entry indexes */
790 enum tsi721_msix_vect {
792 TSI721_VECT_PWRX, /* PW_RX is part of SRIO MAC Interrupt reporting */
793 TSI721_VECT_OMB0_DONE,
794 TSI721_VECT_OMB1_DONE,
795 TSI721_VECT_OMB2_DONE,
796 TSI721_VECT_OMB3_DONE,
797 TSI721_VECT_OMB0_INT,
798 TSI721_VECT_OMB1_INT,
799 TSI721_VECT_OMB2_INT,
800 TSI721_VECT_OMB3_INT,
801 TSI721_VECT_IMB0_RCV,
802 TSI721_VECT_IMB1_RCV,
803 TSI721_VECT_IMB2_RCV,
804 TSI721_VECT_IMB3_RCV,
805 TSI721_VECT_IMB0_INT,
806 TSI721_VECT_IMB1_INT,
807 TSI721_VECT_IMB2_INT,
808 TSI721_VECT_IMB3_INT,
809 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
810 TSI721_VECT_DMA0_DONE,
811 TSI721_VECT_DMA1_DONE,
812 TSI721_VECT_DMA2_DONE,
813 TSI721_VECT_DMA3_DONE,
814 TSI721_VECT_DMA4_DONE,
815 TSI721_VECT_DMA5_DONE,
816 TSI721_VECT_DMA6_DONE,
817 TSI721_VECT_DMA7_DONE,
818 TSI721_VECT_DMA0_INT,
819 TSI721_VECT_DMA1_INT,
820 TSI721_VECT_DMA2_INT,
821 TSI721_VECT_DMA3_INT,
822 TSI721_VECT_DMA4_INT,
823 TSI721_VECT_DMA5_INT,
824 TSI721_VECT_DMA6_INT,
825 TSI721_VECT_DMA7_INT,
826 #endif /* CONFIG_RAPIDIO_DMA_ENGINE */
830 #define IRQ_DEVICE_NAME_MAX 64
834 char irq_name[IRQ_DEVICE_NAME_MAX];
836 #endif /* CONFIG_PCI_MSI */
838 struct tsi721_ib_win_mapping {
839 struct list_head node;
843 struct tsi721_ib_win {
849 struct list_head mappings;
852 struct tsi721_obw_bar {
858 struct tsi721_ob_win {
864 struct tsi721_obw_bar *pbar;
867 struct tsi721_device {
868 struct pci_dev *pdev;
869 struct rio_mport mport;
872 #ifdef CONFIG_PCI_MSI
873 struct msix_irq msix[TSI721_VECT_MAX];
876 void __iomem *odb_base;
879 struct work_struct idb_work;
880 u32 db_discard_count;
882 /* Inbound Port-Write */
883 struct work_struct pw_work;
884 struct kfifo pw_fifo;
885 spinlock_t pw_fifo_lock;
886 u32 pw_discard_count;
889 struct tsi721_bdma_maint mdma; /* Maintenance rd/wr request channel */
891 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
892 struct tsi721_bdma_chan bdma[TSI721_DMA_CHNUM];
895 /* Inbound Messaging */
896 int imsg_init[TSI721_IMSG_CHNUM];
897 struct tsi721_imsg_ring imsg_ring[TSI721_IMSG_CHNUM];
899 /* Outbound Messaging */
900 int omsg_init[TSI721_OMSG_CHNUM];
901 struct tsi721_omsg_ring omsg_ring[TSI721_OMSG_CHNUM];
903 /* Inbound Mapping Windows */
904 struct tsi721_ib_win ib_win[TSI721_IBWIN_NUM];
907 /* Outbound Mapping Windows */
908 struct tsi721_obw_bar p2r_bar[2];
909 struct tsi721_ob_win ob_win[TSI721_OBWIN_NUM];
913 #ifdef CONFIG_RAPIDIO_DMA_ENGINE
914 extern void tsi721_bdma_handler(struct tsi721_bdma_chan *bdma_chan);
915 extern int tsi721_register_dma(struct tsi721_device *priv);
916 extern void tsi721_unregister_dma(struct tsi721_device *priv);
917 extern void tsi721_dma_stop_all(struct tsi721_device *priv);
919 #define tsi721_dma_stop_all(priv) do {} while (0)
920 #define tsi721_unregister_dma(priv) do {} while (0)