Lines Matching refs:ci
62 static int read_block(struct cxd *ci, u8 adr, u8 *data, u16 n) in read_block() argument
66 if (ci->lastaddress != adr) in read_block()
67 status = regmap_write(ci->regmap, 0, adr); in read_block()
69 ci->lastaddress = adr; in read_block()
74 if (ci->cfg.max_i2c && len > ci->cfg.max_i2c) in read_block()
75 len = ci->cfg.max_i2c; in read_block()
76 status = regmap_raw_read(ci->regmap, 1, data, len); in read_block()
86 static int read_reg(struct cxd *ci, u8 reg, u8 *val) in read_reg() argument
88 return read_block(ci, reg, val, 1); in read_reg()
91 static int read_pccard(struct cxd *ci, u16 address, u8 *data, u8 n) in read_pccard() argument
96 status = regmap_raw_write(ci->regmap, 2, addr, 2); in read_pccard()
98 status = regmap_raw_read(ci->regmap, 3, data, n); in read_pccard()
102 static int write_pccard(struct cxd *ci, u16 address, u8 *data, u8 n) in write_pccard() argument
107 status = regmap_raw_write(ci->regmap, 2, addr, 2); in write_pccard()
112 status = regmap_raw_write(ci->regmap, 3, buf, n); in write_pccard()
117 static int read_io(struct cxd *ci, u16 address, unsigned int *val) in read_io() argument
122 status = regmap_raw_write(ci->regmap, 2, addr, 2); in read_io()
124 status = regmap_read(ci->regmap, 3, val); in read_io()
128 static int write_io(struct cxd *ci, u16 address, u8 val) in write_io() argument
133 status = regmap_raw_write(ci->regmap, 2, addr, 2); in write_io()
135 status = regmap_write(ci->regmap, 3, val); in write_io()
139 static int write_regm(struct cxd *ci, u8 reg, u8 val, u8 mask) in write_regm() argument
144 if (ci->lastaddress != reg) in write_regm()
145 status = regmap_write(ci->regmap, 0, reg); in write_regm()
147 status = regmap_read(ci->regmap, 1, ®val); in write_regm()
148 ci->regs[reg] = regval; in write_regm()
150 ci->lastaddress = reg; in write_regm()
151 ci->regs[reg] = (ci->regs[reg] & (~mask)) | val; in write_regm()
153 status = regmap_write(ci->regmap, 1, ci->regs[reg]); in write_regm()
155 ci->regs[reg] &= 0x7f; in write_regm()
159 static int write_reg(struct cxd *ci, u8 reg, u8 val) in write_reg() argument
161 return write_regm(ci, reg, val, 0xff); in write_reg()
164 static int write_block(struct cxd *ci, u8 adr, u8 *data, u16 n) in write_block() argument
167 u8 *buf = ci->wbuf; in write_block()
169 if (ci->lastaddress != adr) in write_block()
170 status = regmap_write(ci->regmap, 0, adr); in write_block()
174 ci->lastaddress = adr; in write_block()
178 if (ci->cfg.max_i2c && (len + 1 > ci->cfg.max_i2c)) in write_block()
179 len = ci->cfg.max_i2c - 1; in write_block()
181 status = regmap_raw_write(ci->regmap, 1, buf, len); in write_block()
190 static void set_mode(struct cxd *ci, int mode) in set_mode() argument
192 if (mode == ci->mode) in set_mode()
197 write_regm(ci, 0x06, 0x00, 0x07); in set_mode()
200 write_regm(ci, 0x06, 0x02, 0x07); in set_mode()
205 ci->mode = mode; in set_mode()
208 static void cam_mode(struct cxd *ci, int mode) in cam_mode() argument
212 if (mode == ci->cammode) in cam_mode()
217 write_regm(ci, 0x20, 0x80, 0x80); in cam_mode()
220 if (!ci->en.read_data) in cam_mode()
222 ci->write_busy = 0; in cam_mode()
223 dev_info(&ci->client->dev, "enable cam buffer mode\n"); in cam_mode()
224 write_reg(ci, 0x0d, 0x00); in cam_mode()
225 write_reg(ci, 0x0e, 0x01); in cam_mode()
226 write_regm(ci, 0x08, 0x40, 0x40); in cam_mode()
227 read_reg(ci, 0x12, &dummy); in cam_mode()
228 write_regm(ci, 0x08, 0x80, 0x80); in cam_mode()
233 ci->cammode = mode; in cam_mode()
236 static int init(struct cxd *ci) in init() argument
240 mutex_lock(&ci->lock); in init()
241 ci->mode = -1; in init()
243 status = write_reg(ci, 0x00, 0x00); in init()
246 status = write_reg(ci, 0x01, 0x00); in init()
249 status = write_reg(ci, 0x02, 0x10); in init()
252 status = write_reg(ci, 0x03, 0x00); in init()
255 status = write_reg(ci, 0x05, 0xFF); in init()
258 status = write_reg(ci, 0x06, 0x1F); in init()
261 status = write_reg(ci, 0x07, 0x1F); in init()
264 status = write_reg(ci, 0x08, 0x28); in init()
267 status = write_reg(ci, 0x14, 0x20); in init()
274 status = write_reg(ci, 0x0A, 0xA7); in init()
278 status = write_reg(ci, 0x0B, 0x33); in init()
281 status = write_reg(ci, 0x0C, 0x33); in init()
285 status = write_regm(ci, 0x14, 0x00, 0x0F); in init()
288 status = write_reg(ci, 0x15, ci->clk_reg_b); in init()
291 status = write_regm(ci, 0x16, 0x00, 0x0F); in init()
294 status = write_reg(ci, 0x17, ci->clk_reg_f); in init()
298 if (ci->cfg.clock_mode == 2) { in init()
300 u32 reg = ((ci->cfg.bitrate << 13) + 71999) / 72000; in init()
302 if (ci->cfg.polarity) { in init()
303 status = write_reg(ci, 0x09, 0x6f); in init()
307 status = write_reg(ci, 0x09, 0x6d); in init()
311 status = write_reg(ci, 0x20, 0x08); in init()
314 status = write_reg(ci, 0x21, (reg >> 8) & 0xff); in init()
317 status = write_reg(ci, 0x22, reg & 0xff); in init()
320 } else if (ci->cfg.clock_mode == 1) { in init()
321 if (ci->cfg.polarity) { in init()
322 status = write_reg(ci, 0x09, 0x6f); /* D */ in init()
326 status = write_reg(ci, 0x09, 0x6d); in init()
330 status = write_reg(ci, 0x20, 0x68); in init()
333 status = write_reg(ci, 0x21, 0x00); in init()
336 status = write_reg(ci, 0x22, 0x02); in init()
340 if (ci->cfg.polarity) { in init()
341 status = write_reg(ci, 0x09, 0x4f); /* C */ in init()
345 status = write_reg(ci, 0x09, 0x4d); in init()
349 status = write_reg(ci, 0x20, 0x28); in init()
352 status = write_reg(ci, 0x21, 0x00); in init()
355 status = write_reg(ci, 0x22, 0x07); in init()
360 status = write_regm(ci, 0x20, 0x80, 0x80); in init()
363 status = write_regm(ci, 0x03, 0x02, 0x02); in init()
366 status = write_reg(ci, 0x01, 0x04); in init()
369 status = write_reg(ci, 0x00, 0x31); in init()
374 status = write_regm(ci, 0x09, 0x08, 0x08); in init()
377 ci->cammode = -1; in init()
378 cam_mode(ci, 0); in init()
380 mutex_unlock(&ci->lock); in init()
388 struct cxd *ci = ca->data; in read_attribute_mem() local
391 mutex_lock(&ci->lock); in read_attribute_mem()
392 set_mode(ci, 1); in read_attribute_mem()
393 read_pccard(ci, address, &val, 1); in read_attribute_mem()
394 mutex_unlock(&ci->lock); in read_attribute_mem()
401 struct cxd *ci = ca->data; in write_attribute_mem() local
403 mutex_lock(&ci->lock); in write_attribute_mem()
404 set_mode(ci, 1); in write_attribute_mem()
405 write_pccard(ci, address, &value, 1); in write_attribute_mem()
406 mutex_unlock(&ci->lock); in write_attribute_mem()
413 struct cxd *ci = ca->data; in read_cam_control() local
416 mutex_lock(&ci->lock); in read_cam_control()
417 set_mode(ci, 0); in read_cam_control()
418 read_io(ci, address, &val); in read_cam_control()
419 mutex_unlock(&ci->lock); in read_cam_control()
426 struct cxd *ci = ca->data; in write_cam_control() local
428 mutex_lock(&ci->lock); in write_cam_control()
429 set_mode(ci, 0); in write_cam_control()
430 write_io(ci, address, value); in write_cam_control()
431 mutex_unlock(&ci->lock); in write_cam_control()
437 struct cxd *ci = ca->data; in slot_reset() local
439 if (ci->cammode) in slot_reset()
440 read_data(ca, slot, ci->rbuf, 0); in slot_reset()
442 mutex_lock(&ci->lock); in slot_reset()
443 cam_mode(ci, 0); in slot_reset()
444 write_reg(ci, 0x00, 0x21); in slot_reset()
445 write_reg(ci, 0x06, 0x1F); in slot_reset()
446 write_reg(ci, 0x00, 0x31); in slot_reset()
447 write_regm(ci, 0x20, 0x80, 0x80); in slot_reset()
448 write_reg(ci, 0x03, 0x02); in slot_reset()
449 ci->ready = 0; in slot_reset()
450 ci->mode = -1; in slot_reset()
456 if (ci->ready) in slot_reset()
460 mutex_unlock(&ci->lock); in slot_reset()
466 struct cxd *ci = ca->data; in slot_shutdown() local
468 dev_dbg(&ci->client->dev, "%s\n", __func__); in slot_shutdown()
469 if (ci->cammode) in slot_shutdown()
470 read_data(ca, slot, ci->rbuf, 0); in slot_shutdown()
471 mutex_lock(&ci->lock); in slot_shutdown()
472 write_reg(ci, 0x00, 0x21); in slot_shutdown()
473 write_reg(ci, 0x06, 0x1F); in slot_shutdown()
476 write_regm(ci, 0x09, 0x08, 0x08); in slot_shutdown()
477 write_regm(ci, 0x20, 0x80, 0x80); /* Reset CAM Mode */ in slot_shutdown()
478 write_regm(ci, 0x06, 0x07, 0x07); /* Clear IO Mode */ in slot_shutdown()
480 ci->mode = -1; in slot_shutdown()
481 ci->write_busy = 0; in slot_shutdown()
482 mutex_unlock(&ci->lock); in slot_shutdown()
488 struct cxd *ci = ca->data; in slot_ts_enable() local
490 mutex_lock(&ci->lock); in slot_ts_enable()
491 write_regm(ci, 0x09, 0x00, 0x08); in slot_ts_enable()
492 set_mode(ci, 0); in slot_ts_enable()
493 cam_mode(ci, 1); in slot_ts_enable()
494 mutex_unlock(&ci->lock); in slot_ts_enable()
498 static int campoll(struct cxd *ci) in campoll() argument
502 read_reg(ci, 0x04, &istat); in campoll()
505 write_reg(ci, 0x05, istat); in campoll()
508 ci->dr = 1; in campoll()
510 ci->write_busy = 0; in campoll()
515 read_reg(ci, 0x01, &slotstat); in campoll()
517 if (!ci->slot_stat) { in campoll()
518 ci->slot_stat |= in campoll()
520 write_regm(ci, 0x03, 0x08, 0x08); in campoll()
524 if (ci->slot_stat) { in campoll()
525 ci->slot_stat = 0; in campoll()
526 write_regm(ci, 0x03, 0x00, 0x08); in campoll()
527 dev_info(&ci->client->dev, "NO CAM\n"); in campoll()
528 ci->ready = 0; in campoll()
532 ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) { in campoll()
533 ci->ready = 1; in campoll()
534 ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY; in campoll()
542 struct cxd *ci = ca->data; in poll_slot_status() local
545 mutex_lock(&ci->lock); in poll_slot_status()
546 campoll(ci); in poll_slot_status()
547 read_reg(ci, 0x01, &slotstat); in poll_slot_status()
548 mutex_unlock(&ci->lock); in poll_slot_status()
550 return ci->slot_stat; in poll_slot_status()
555 struct cxd *ci = ca->data; in read_data() local
559 mutex_lock(&ci->lock); in read_data()
560 campoll(ci); in read_data()
561 mutex_unlock(&ci->lock); in read_data()
563 if (!ci->dr) in read_data()
566 mutex_lock(&ci->lock); in read_data()
567 read_reg(ci, 0x0f, &msb); in read_data()
568 read_reg(ci, 0x10, &lsb); in read_data()
572 read_block(ci, 0x12, ci->rbuf, len); in read_data()
573 mutex_unlock(&ci->lock); in read_data()
576 read_block(ci, 0x12, ebuf, len); in read_data()
577 ci->dr = 0; in read_data()
578 mutex_unlock(&ci->lock); in read_data()
584 struct cxd *ci = ca->data; in write_data() local
586 if (ci->write_busy) in write_data()
588 mutex_lock(&ci->lock); in write_data()
589 write_reg(ci, 0x0d, ecount >> 8); in write_data()
590 write_reg(ci, 0x0e, ecount & 0xff); in write_data()
591 write_block(ci, 0x11, ebuf, ecount); in write_data()
592 ci->write_busy = 1; in write_data()
593 mutex_unlock(&ci->lock); in write_data()
613 struct cxd *ci; in cxd2099_probe() local
622 ci = kzalloc(sizeof(*ci), GFP_KERNEL); in cxd2099_probe()
623 if (!ci) { in cxd2099_probe()
628 ci->client = client; in cxd2099_probe()
629 memcpy(&ci->cfg, cfg, sizeof(ci->cfg)); in cxd2099_probe()
631 ci->regmap = regmap_init_i2c(client, &rm_cfg); in cxd2099_probe()
632 if (IS_ERR(ci->regmap)) { in cxd2099_probe()
633 ret = PTR_ERR(ci->regmap); in cxd2099_probe()
637 ret = regmap_read(ci->regmap, 0x00, &val); in cxd2099_probe()
644 mutex_init(&ci->lock); in cxd2099_probe()
645 ci->lastaddress = 0xff; in cxd2099_probe()
646 ci->clk_reg_b = 0x4a; in cxd2099_probe()
647 ci->clk_reg_f = 0x1b; in cxd2099_probe()
649 ci->en = en_templ; in cxd2099_probe()
650 ci->en.data = ci; in cxd2099_probe()
651 init(ci); in cxd2099_probe()
654 *cfg->en = &ci->en; in cxd2099_probe()
657 ci->en.read_data = NULL; in cxd2099_probe()
658 ci->en.write_data = NULL; in cxd2099_probe()
663 i2c_set_clientdata(client, ci); in cxd2099_probe()
668 regmap_exit(ci->regmap); in cxd2099_probe()
670 kfree(ci); in cxd2099_probe()
678 struct cxd *ci = i2c_get_clientdata(client); in cxd2099_remove() local
680 regmap_exit(ci->regmap); in cxd2099_remove()
681 kfree(ci); in cxd2099_remove()