Lines Matching refs:ci
61 static int read_block(struct cxd *ci, u8 adr, u8 *data, u16 n) in read_block() argument
65 if (ci->lastaddress != adr) in read_block()
66 status = regmap_write(ci->regmap, 0, adr); in read_block()
68 ci->lastaddress = adr; in read_block()
73 if (ci->cfg.max_i2c && len > ci->cfg.max_i2c) in read_block()
74 len = ci->cfg.max_i2c; in read_block()
75 status = regmap_raw_read(ci->regmap, 1, data, len); in read_block()
85 static int read_reg(struct cxd *ci, u8 reg, u8 *val) in read_reg() argument
87 return read_block(ci, reg, val, 1); in read_reg()
90 static int read_pccard(struct cxd *ci, u16 address, u8 *data, u8 n) in read_pccard() argument
95 status = regmap_raw_write(ci->regmap, 2, addr, 2); in read_pccard()
97 status = regmap_raw_read(ci->regmap, 3, data, n); in read_pccard()
101 static int write_pccard(struct cxd *ci, u16 address, u8 *data, u8 n) in write_pccard() argument
106 status = regmap_raw_write(ci->regmap, 2, addr, 2); in write_pccard()
111 status = regmap_raw_write(ci->regmap, 3, buf, n); in write_pccard()
116 static int read_io(struct cxd *ci, u16 address, unsigned int *val) in read_io() argument
121 status = regmap_raw_write(ci->regmap, 2, addr, 2); in read_io()
123 status = regmap_read(ci->regmap, 3, val); in read_io()
127 static int write_io(struct cxd *ci, u16 address, u8 val) in write_io() argument
132 status = regmap_raw_write(ci->regmap, 2, addr, 2); in write_io()
134 status = regmap_write(ci->regmap, 3, val); in write_io()
138 static int write_regm(struct cxd *ci, u8 reg, u8 val, u8 mask) in write_regm() argument
143 if (ci->lastaddress != reg) in write_regm()
144 status = regmap_write(ci->regmap, 0, reg); in write_regm()
146 status = regmap_read(ci->regmap, 1, ®val); in write_regm()
147 ci->regs[reg] = regval; in write_regm()
149 ci->lastaddress = reg; in write_regm()
150 ci->regs[reg] = (ci->regs[reg] & (~mask)) | val; in write_regm()
152 status = regmap_write(ci->regmap, 1, ci->regs[reg]); in write_regm()
154 ci->regs[reg] &= 0x7f; in write_regm()
158 static int write_reg(struct cxd *ci, u8 reg, u8 val) in write_reg() argument
160 return write_regm(ci, reg, val, 0xff); in write_reg()
163 static int write_block(struct cxd *ci, u8 adr, u8 *data, u16 n) in write_block() argument
166 u8 *buf = ci->wbuf; in write_block()
168 if (ci->lastaddress != adr) in write_block()
169 status = regmap_write(ci->regmap, 0, adr); in write_block()
173 ci->lastaddress = adr; in write_block()
177 if (ci->cfg.max_i2c && (len + 1 > ci->cfg.max_i2c)) in write_block()
178 len = ci->cfg.max_i2c - 1; in write_block()
180 status = regmap_raw_write(ci->regmap, 1, buf, len); in write_block()
189 static void set_mode(struct cxd *ci, int mode) in set_mode() argument
191 if (mode == ci->mode) in set_mode()
196 write_regm(ci, 0x06, 0x00, 0x07); in set_mode()
199 write_regm(ci, 0x06, 0x02, 0x07); in set_mode()
204 ci->mode = mode; in set_mode()
207 static void cam_mode(struct cxd *ci, int mode) in cam_mode() argument
211 if (mode == ci->cammode) in cam_mode()
216 write_regm(ci, 0x20, 0x80, 0x80); in cam_mode()
219 if (!ci->en.read_data) in cam_mode()
221 ci->write_busy = 0; in cam_mode()
222 dev_info(&ci->client->dev, "enable cam buffer mode\n"); in cam_mode()
223 write_reg(ci, 0x0d, 0x00); in cam_mode()
224 write_reg(ci, 0x0e, 0x01); in cam_mode()
225 write_regm(ci, 0x08, 0x40, 0x40); in cam_mode()
226 read_reg(ci, 0x12, &dummy); in cam_mode()
227 write_regm(ci, 0x08, 0x80, 0x80); in cam_mode()
232 ci->cammode = mode; in cam_mode()
235 static int init(struct cxd *ci) in init() argument
239 mutex_lock(&ci->lock); in init()
240 ci->mode = -1; in init()
242 status = write_reg(ci, 0x00, 0x00); in init()
245 status = write_reg(ci, 0x01, 0x00); in init()
248 status = write_reg(ci, 0x02, 0x10); in init()
251 status = write_reg(ci, 0x03, 0x00); in init()
254 status = write_reg(ci, 0x05, 0xFF); in init()
257 status = write_reg(ci, 0x06, 0x1F); in init()
260 status = write_reg(ci, 0x07, 0x1F); in init()
263 status = write_reg(ci, 0x08, 0x28); in init()
266 status = write_reg(ci, 0x14, 0x20); in init()
273 status = write_reg(ci, 0x0A, 0xA7); in init()
277 status = write_reg(ci, 0x0B, 0x33); in init()
280 status = write_reg(ci, 0x0C, 0x33); in init()
284 status = write_regm(ci, 0x14, 0x00, 0x0F); in init()
287 status = write_reg(ci, 0x15, ci->clk_reg_b); in init()
290 status = write_regm(ci, 0x16, 0x00, 0x0F); in init()
293 status = write_reg(ci, 0x17, ci->clk_reg_f); in init()
297 if (ci->cfg.clock_mode == 2) { in init()
299 u32 reg = ((ci->cfg.bitrate << 13) + 71999) / 72000; in init()
301 if (ci->cfg.polarity) { in init()
302 status = write_reg(ci, 0x09, 0x6f); in init()
306 status = write_reg(ci, 0x09, 0x6d); in init()
310 status = write_reg(ci, 0x20, 0x08); in init()
313 status = write_reg(ci, 0x21, (reg >> 8) & 0xff); in init()
316 status = write_reg(ci, 0x22, reg & 0xff); in init()
319 } else if (ci->cfg.clock_mode == 1) { in init()
320 if (ci->cfg.polarity) { in init()
321 status = write_reg(ci, 0x09, 0x6f); /* D */ in init()
325 status = write_reg(ci, 0x09, 0x6d); in init()
329 status = write_reg(ci, 0x20, 0x68); in init()
332 status = write_reg(ci, 0x21, 0x00); in init()
335 status = write_reg(ci, 0x22, 0x02); in init()
339 if (ci->cfg.polarity) { in init()
340 status = write_reg(ci, 0x09, 0x4f); /* C */ in init()
344 status = write_reg(ci, 0x09, 0x4d); in init()
348 status = write_reg(ci, 0x20, 0x28); in init()
351 status = write_reg(ci, 0x21, 0x00); in init()
354 status = write_reg(ci, 0x22, 0x07); in init()
359 status = write_regm(ci, 0x20, 0x80, 0x80); in init()
362 status = write_regm(ci, 0x03, 0x02, 0x02); in init()
365 status = write_reg(ci, 0x01, 0x04); in init()
368 status = write_reg(ci, 0x00, 0x31); in init()
373 status = write_regm(ci, 0x09, 0x08, 0x08); in init()
376 ci->cammode = -1; in init()
377 cam_mode(ci, 0); in init()
379 mutex_unlock(&ci->lock); in init()
387 struct cxd *ci = ca->data; in read_attribute_mem() local
390 mutex_lock(&ci->lock); in read_attribute_mem()
391 set_mode(ci, 1); in read_attribute_mem()
392 read_pccard(ci, address, &val, 1); in read_attribute_mem()
393 mutex_unlock(&ci->lock); in read_attribute_mem()
400 struct cxd *ci = ca->data; in write_attribute_mem() local
402 mutex_lock(&ci->lock); in write_attribute_mem()
403 set_mode(ci, 1); in write_attribute_mem()
404 write_pccard(ci, address, &value, 1); in write_attribute_mem()
405 mutex_unlock(&ci->lock); in write_attribute_mem()
412 struct cxd *ci = ca->data; in read_cam_control() local
415 mutex_lock(&ci->lock); in read_cam_control()
416 set_mode(ci, 0); in read_cam_control()
417 read_io(ci, address, &val); in read_cam_control()
418 mutex_unlock(&ci->lock); in read_cam_control()
425 struct cxd *ci = ca->data; in write_cam_control() local
427 mutex_lock(&ci->lock); in write_cam_control()
428 set_mode(ci, 0); in write_cam_control()
429 write_io(ci, address, value); in write_cam_control()
430 mutex_unlock(&ci->lock); in write_cam_control()
436 struct cxd *ci = ca->data; in slot_reset() local
438 if (ci->cammode) in slot_reset()
439 read_data(ca, slot, ci->rbuf, 0); in slot_reset()
441 mutex_lock(&ci->lock); in slot_reset()
442 cam_mode(ci, 0); in slot_reset()
443 write_reg(ci, 0x00, 0x21); in slot_reset()
444 write_reg(ci, 0x06, 0x1F); in slot_reset()
445 write_reg(ci, 0x00, 0x31); in slot_reset()
446 write_regm(ci, 0x20, 0x80, 0x80); in slot_reset()
447 write_reg(ci, 0x03, 0x02); in slot_reset()
448 ci->ready = 0; in slot_reset()
449 ci->mode = -1; in slot_reset()
455 if (ci->ready) in slot_reset()
459 mutex_unlock(&ci->lock); in slot_reset()
465 struct cxd *ci = ca->data; in slot_shutdown() local
467 dev_dbg(&ci->client->dev, "%s\n", __func__); in slot_shutdown()
468 if (ci->cammode) in slot_shutdown()
469 read_data(ca, slot, ci->rbuf, 0); in slot_shutdown()
470 mutex_lock(&ci->lock); in slot_shutdown()
471 write_reg(ci, 0x00, 0x21); in slot_shutdown()
472 write_reg(ci, 0x06, 0x1F); in slot_shutdown()
475 write_regm(ci, 0x09, 0x08, 0x08); in slot_shutdown()
476 write_regm(ci, 0x20, 0x80, 0x80); /* Reset CAM Mode */ in slot_shutdown()
477 write_regm(ci, 0x06, 0x07, 0x07); /* Clear IO Mode */ in slot_shutdown()
479 ci->mode = -1; in slot_shutdown()
480 ci->write_busy = 0; in slot_shutdown()
481 mutex_unlock(&ci->lock); in slot_shutdown()
487 struct cxd *ci = ca->data; in slot_ts_enable() local
489 mutex_lock(&ci->lock); in slot_ts_enable()
490 write_regm(ci, 0x09, 0x00, 0x08); in slot_ts_enable()
491 set_mode(ci, 0); in slot_ts_enable()
492 cam_mode(ci, 1); in slot_ts_enable()
493 mutex_unlock(&ci->lock); in slot_ts_enable()
497 static int campoll(struct cxd *ci) in campoll() argument
501 read_reg(ci, 0x04, &istat); in campoll()
504 write_reg(ci, 0x05, istat); in campoll()
507 ci->dr = 1; in campoll()
509 ci->write_busy = 0; in campoll()
514 read_reg(ci, 0x01, &slotstat); in campoll()
516 if (!ci->slot_stat) { in campoll()
517 ci->slot_stat |= in campoll()
519 write_regm(ci, 0x03, 0x08, 0x08); in campoll()
523 if (ci->slot_stat) { in campoll()
524 ci->slot_stat = 0; in campoll()
525 write_regm(ci, 0x03, 0x00, 0x08); in campoll()
526 dev_info(&ci->client->dev, "NO CAM\n"); in campoll()
527 ci->ready = 0; in campoll()
531 ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) { in campoll()
532 ci->ready = 1; in campoll()
533 ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY; in campoll()
541 struct cxd *ci = ca->data; in poll_slot_status() local
544 mutex_lock(&ci->lock); in poll_slot_status()
545 campoll(ci); in poll_slot_status()
546 read_reg(ci, 0x01, &slotstat); in poll_slot_status()
547 mutex_unlock(&ci->lock); in poll_slot_status()
549 return ci->slot_stat; in poll_slot_status()
554 struct cxd *ci = ca->data; in read_data() local
558 mutex_lock(&ci->lock); in read_data()
559 campoll(ci); in read_data()
560 mutex_unlock(&ci->lock); in read_data()
562 if (!ci->dr) in read_data()
565 mutex_lock(&ci->lock); in read_data()
566 read_reg(ci, 0x0f, &msb); in read_data()
567 read_reg(ci, 0x10, &lsb); in read_data()
571 read_block(ci, 0x12, ci->rbuf, len); in read_data()
572 mutex_unlock(&ci->lock); in read_data()
575 read_block(ci, 0x12, ebuf, len); in read_data()
576 ci->dr = 0; in read_data()
577 mutex_unlock(&ci->lock); in read_data()
583 struct cxd *ci = ca->data; in write_data() local
585 if (ci->write_busy) in write_data()
587 mutex_lock(&ci->lock); in write_data()
588 write_reg(ci, 0x0d, ecount >> 8); in write_data()
589 write_reg(ci, 0x0e, ecount & 0xff); in write_data()
590 write_block(ci, 0x11, ebuf, ecount); in write_data()
591 ci->write_busy = 1; in write_data()
592 mutex_unlock(&ci->lock); in write_data()
612 struct cxd *ci; in cxd2099_probe() local
621 ci = kzalloc(sizeof(*ci), GFP_KERNEL); in cxd2099_probe()
622 if (!ci) { in cxd2099_probe()
627 ci->client = client; in cxd2099_probe()
628 memcpy(&ci->cfg, cfg, sizeof(ci->cfg)); in cxd2099_probe()
630 ci->regmap = regmap_init_i2c(client, &rm_cfg); in cxd2099_probe()
631 if (IS_ERR(ci->regmap)) { in cxd2099_probe()
632 ret = PTR_ERR(ci->regmap); in cxd2099_probe()
636 ret = regmap_read(ci->regmap, 0x00, &val); in cxd2099_probe()
643 mutex_init(&ci->lock); in cxd2099_probe()
644 ci->lastaddress = 0xff; in cxd2099_probe()
645 ci->clk_reg_b = 0x4a; in cxd2099_probe()
646 ci->clk_reg_f = 0x1b; in cxd2099_probe()
648 ci->en = en_templ; in cxd2099_probe()
649 ci->en.data = ci; in cxd2099_probe()
650 init(ci); in cxd2099_probe()
653 *cfg->en = &ci->en; in cxd2099_probe()
656 ci->en.read_data = NULL; in cxd2099_probe()
657 ci->en.write_data = NULL; in cxd2099_probe()
662 i2c_set_clientdata(client, ci); in cxd2099_probe()
667 regmap_exit(ci->regmap); in cxd2099_probe()
669 kfree(ci); in cxd2099_probe()
677 struct cxd *ci = i2c_get_clientdata(client); in cxd2099_remove() local
679 regmap_exit(ci->regmap); in cxd2099_remove()
680 kfree(ci); in cxd2099_remove()