Lines Matching defs:btv
48 struct bttv *btv = (struct bttv*)data;
51 btv->i2c_state |= 0x02;
53 btv->i2c_state &= ~0x02;
54 btwrite(btv->i2c_state, BT848_I2C);
60 struct bttv *btv = (struct bttv*)data;
63 btv->i2c_state |= 0x01;
65 btv->i2c_state &= ~0x01;
66 btwrite(btv->i2c_state, BT848_I2C);
72 struct bttv *btv = (struct bttv*)data;
81 struct bttv *btv = (struct bttv*)data;
106 bttv_i2c_wait_done(struct bttv *btv)
111 if (wait_event_interruptible_timeout(btv->i2c_queue,
112 btv->i2c_done, msecs_to_jiffies(85)) == -ERESTARTSYS)
115 if (btv->i2c_done & BT848_INT_RACK)
117 btv->i2c_done = 0;
125 bttv_i2c_sendbytes(struct bttv *btv, const struct i2c_msg *msg, int last)
139 retval = bttv_i2c_wait_done(btv);
154 retval = bttv_i2c_wait_done(btv);
175 bttv_i2c_readbytes(struct bttv *btv, const struct i2c_msg *msg, int last)
196 retval = bttv_i2c_wait_done(btv);
223 struct bttv *btv = to_bttv(v4l2_dev);
234 retval = bttv_i2c_readbytes(btv, &msgs[i], i+1 == num);
239 retval = bttv_i2c_sendbytes(btv, &msgs[i], i+1 == num);
259 int bttv_I2CRead(struct bttv *btv, unsigned char addr, char *probe_for)
263 if (0 != btv->i2c_rc)
267 btv->c.nr, probe_for, addr);
268 btv->i2c_client.addr = addr >> 1;
269 if (1 != i2c_master_recv(&btv->i2c_client, &buffer, 1)) {
275 btv->c.nr, addr);
284 int bttv_I2CWrite(struct bttv *btv, unsigned char addr, unsigned char b1,
290 if (0 != btv->i2c_rc)
292 btv->i2c_client.addr = addr >> 1;
295 if (bytes != i2c_master_send(&btv->i2c_client, buffer, bytes))
301 void bttv_readee(struct bttv *btv, unsigned char *eedata, int addr)
304 if (0 != btv->i2c_rc)
306 btv->i2c_client.addr = addr >> 1;
307 tveeprom_read(&btv->i2c_client, eedata, 256);
336 int init_bttv_i2c(struct bttv *btv)
338 strscpy(btv->i2c_client.name, "bttv internal", I2C_NAME_SIZE);
341 btv->use_i2c_hw = 1;
342 if (btv->use_i2c_hw) {
344 strscpy(btv->c.i2c_adap.name, "bt878",
345 sizeof(btv->c.i2c_adap.name));
346 btv->c.i2c_adap.algo = &bttv_algo;
353 strscpy(btv->c.i2c_adap.name, "bttv",
354 sizeof(btv->c.i2c_adap.name));
355 btv->i2c_algo = bttv_i2c_algo_bit_template;
356 btv->i2c_algo.udelay = i2c_udelay;
357 btv->i2c_algo.data = btv;
358 btv->c.i2c_adap.algo_data = &btv->i2c_algo;
360 btv->c.i2c_adap.owner = THIS_MODULE;
362 btv->c.i2c_adap.dev.parent = &btv->c.pci->dev;
363 snprintf(btv->c.i2c_adap.name, sizeof(btv->c.i2c_adap.name),
364 "bt%d #%d [%s]", btv->id, btv->c.nr,
365 btv->use_i2c_hw ? "hw" : "sw");
367 i2c_set_adapdata(&btv->c.i2c_adap, &btv->c.v4l2_dev);
368 btv->i2c_client.adapter = &btv->c.i2c_adap;
371 if (btv->use_i2c_hw) {
372 btv->i2c_rc = i2c_add_adapter(&btv->c.i2c_adap);
374 bttv_bit_setscl(btv,1);
375 bttv_bit_setsda(btv,1);
376 btv->i2c_rc = i2c_bit_add_bus(&btv->c.i2c_adap);
378 if (0 == btv->i2c_rc && i2c_scan)
379 do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client);
381 return btv->i2c_rc;
384 int fini_bttv_i2c(struct bttv *btv)
386 if (btv->i2c_rc == 0)
387 i2c_del_adapter(&btv->c.i2c_adap);