17 static int sp2_read_i2c(struct sp2 *s, u8 reg, u8 *buf, int len)  in sp2_read_i2c()  argument
20 	struct i2c_client *client = s->client;  in sp2_read_i2c()
47 	dev_dbg(&s->client->dev, "addr=0x%04x, reg = 0x%02x, data = %02x\n",  in sp2_read_i2c()
53 static int sp2_write_i2c(struct sp2 *s, u8 reg, u8 *buf, int len)  in sp2_write_i2c()  argument
57 	struct i2c_client *client = s->client;  in sp2_write_i2c()
86 	dev_dbg(&s->client->dev, "addr=0x%04x, reg = 0x%02x, data = %*ph\n",  in sp2_write_i2c()
95 	struct sp2 *s = en50221->data;  in sp2_ci_op_cam()  local
98 	int (*ci_op_cam)(void*, u8, int, u8, int*) = s->ci_control;  in sp2_ci_op_cam()
107 	if (s->module_access_type != acs) {  in sp2_ci_op_cam()
108 		ret = sp2_read_i2c(s, 0x00, &store, 1);  in sp2_ci_op_cam()
116 		ret = sp2_write_i2c(s, 0x00, &store, 1);  in sp2_ci_op_cam()
121 	s->module_access_type = acs;  in sp2_ci_op_cam()
125 		ret = ci_op_cam(s->priv, read, addr, data, &mem);  in sp2_ci_op_cam()
127 		dev_err(&s->client->dev, "callback not defined");  in sp2_ci_op_cam()
134 	dev_dbg(&s->client->dev, "%s: slot=%d, addr=0x%04x, %s, data=%x",  in sp2_ci_op_cam()
176 	struct sp2 *s = en50221->data;  in sp2_ci_slot_reset()  local
180 	dev_dbg(&s->client->dev, "slot: %d\n", slot);  in sp2_ci_slot_reset()
187 	ret = sp2_write_i2c(s, 0x00, &buf, 1);  in sp2_ci_slot_reset()
196 	ret = sp2_write_i2c(s, 0x00, &buf, 1);  in sp2_ci_slot_reset()
208 	struct sp2 *s = en50221->data;  in sp2_ci_slot_shutdown()  local
210 	dev_dbg(&s->client->dev, "slot:%d\n", slot);  in sp2_ci_slot_shutdown()
218 	struct sp2 *s = en50221->data;  in sp2_ci_slot_ts_enable()  local
221 	dev_dbg(&s->client->dev, "slot:%d\n", slot);  in sp2_ci_slot_ts_enable()
226 	sp2_read_i2c(s, 0x00, &buf, 1);  in sp2_ci_slot_ts_enable()
230 	return sp2_write_i2c(s, 0, &buf, 1);  in sp2_ci_slot_ts_enable()
236 	struct sp2 *s = en50221->data;  in sp2_ci_poll_slot_status()  local
240 	dev_dbg(&s->client->dev, "slot:%d open:%d\n", slot, open);  in sp2_ci_poll_slot_status()
246 	if (time_after(jiffies, s->next_status_checked_time)) {  in sp2_ci_poll_slot_status()
247 		ret = sp2_read_i2c(s, 0x00, buf, 1);  in sp2_ci_poll_slot_status()
248 		s->next_status_checked_time = jiffies +	msecs_to_jiffies(1000);  in sp2_ci_poll_slot_status()
254 			s->status = DVB_CA_EN50221_POLL_CAM_PRESENT |  in sp2_ci_poll_slot_status()
257 			s->status = 0;  in sp2_ci_poll_slot_status()
260 	return s->status;  in sp2_ci_poll_slot_status()
263 static int sp2_init(struct sp2 *s)  in sp2_init()  argument
304 	dev_dbg(&s->client->dev, "\n");  in sp2_init()
306 	s->ca.owner = THIS_MODULE;  in sp2_init()
307 	s->ca.read_attribute_mem = sp2_ci_read_attribute_mem;  in sp2_init()
308 	s->ca.write_attribute_mem = sp2_ci_write_attribute_mem;  in sp2_init()
309 	s->ca.read_cam_control = sp2_ci_read_cam_control;  in sp2_init()
310 	s->ca.write_cam_control = sp2_ci_write_cam_control;  in sp2_init()
311 	s->ca.slot_reset = sp2_ci_slot_reset;  in sp2_init()
312 	s->ca.slot_shutdown = sp2_ci_slot_shutdown;  in sp2_init()
313 	s->ca.slot_ts_enable = sp2_ci_slot_ts_enable;  in sp2_init()
314 	s->ca.poll_slot_status = sp2_ci_poll_slot_status;  in sp2_init()
315 	s->ca.data = s;  in sp2_init()
316 	s->module_access_type = 0;  in sp2_init()
319 	ret = sp2_write_i2c(s, 0x00, &cimax_init[0], 34);  in sp2_init()
325 	ret = sp2_write_i2c(s, 0x1f, &buf, 1);  in sp2_init()
330 	ret = sp2_write_i2c(s, 0x18, &buf, 1);  in sp2_init()
334 	ret = dvb_ca_en50221_init(s->dvb_adap, &s->ca, 0, 1);  in sp2_init()
341 	dev_dbg(&s->client->dev, "init failed=%d\n", ret);  in sp2_init()
347 	struct sp2 *s;  in sp2_exit()  local
354 	s = i2c_get_clientdata(client);  in sp2_exit()
355 	if (!s)  in sp2_exit()
358 	if (!s->ca.data)  in sp2_exit()
361 	dvb_ca_en50221_release(&s->ca);  in sp2_exit()
370 	struct sp2 *s;  in sp2_probe()  local
375 	s = kzalloc(sizeof(*s), GFP_KERNEL);  in sp2_probe()
376 	if (!s) {  in sp2_probe()
381 	s->client = client;  in sp2_probe()
382 	s->dvb_adap = cfg->dvb_adap;  in sp2_probe()
383 	s->priv = cfg->priv;  in sp2_probe()
384 	s->ci_control = cfg->ci_control;  in sp2_probe()
386 	i2c_set_clientdata(client, s);  in sp2_probe()
388 	ret = sp2_init(s);  in sp2_probe()
392 	dev_info(&s->client->dev, "CIMaX SP2 successfully attached\n");  in sp2_probe()
396 	kfree(s);  in sp2_probe()
403 	struct sp2 *s = i2c_get_clientdata(client);  in sp2_remove()  local
407 	kfree(s);  in sp2_remove()