Lines Matching full:ir
3 * keyboard input driver for i2c IR remote controls
61 #include <media/i2c/ir-kbd-i2c.h>
69 static int get_key_haup_common(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_haup_common() argument
75 /* poll IR chip */ in get_key_haup_common()
76 if (size != i2c_master_recv(ir->c, buf, size)) in get_key_haup_common()
106 dev_dbg(&ir->rc->dev, in get_key_haup_common()
107 "ir hauppauge (rc5): s%d r%d t%d dev=%d code=%d\n", in get_key_haup_common()
124 dev_dbg(&ir->rc->dev, in get_key_haup_common()
125 "ir hauppauge (rc6-mce): t%d vendor=%d dev=%d code=%d\n", in get_key_haup_common()
130 dev_dbg(&ir->rc->dev, in get_key_haup_common()
131 "ir hauppauge (rc6-6a-32): vendor=%d dev=%d code=%d\n", in get_key_haup_common()
143 static int get_key_haup(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_haup() argument
146 return get_key_haup_common(ir, protocol, scancode, toggle, 3); in get_key_haup()
149 static int get_key_haup_xvr(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_haup_xvr() argument
161 ret = i2c_master_send(ir->c, buf, 1); in get_key_haup_xvr()
165 return get_key_haup_common(ir, protocol, scancode, toggle, 6); in get_key_haup_xvr()
168 static int get_key_pixelview(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_pixelview() argument
174 /* poll IR chip */ in get_key_pixelview()
175 rc = i2c_master_recv(ir->c, &b, 1); in get_key_pixelview()
177 dev_dbg(&ir->rc->dev, "read error\n"); in get_key_pixelview()
189 static int get_key_fusionhdtv(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_fusionhdtv() argument
195 /* poll IR chip */ in get_key_fusionhdtv()
196 rc = i2c_master_recv(ir->c, buf, 4); in get_key_fusionhdtv()
198 dev_dbg(&ir->rc->dev, "read error\n"); in get_key_fusionhdtv()
205 dev_dbg(&ir->rc->dev, "%s: %*ph\n", __func__, 4, buf); in get_key_fusionhdtv()
207 /* no key pressed or signal from other ir remote */ in get_key_fusionhdtv()
217 static int get_key_knc1(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_knc1() argument
223 /* poll IR chip */ in get_key_knc1()
224 rc = i2c_master_recv(ir->c, &b, 1); in get_key_knc1()
226 dev_dbg(&ir->rc->dev, "read error\n"); in get_key_knc1()
236 dev_dbg(&ir->rc->dev, "key %02x\n", b); in get_key_knc1()
251 static int get_key_avermedia_cardbus(struct IR_i2c *ir, enum rc_proto *protocol, in get_key_avermedia_cardbus() argument
255 struct i2c_msg msg[] = { { .addr = ir->c->addr, .flags = 0, in get_key_avermedia_cardbus()
257 { .addr = ir->c->addr, .flags = I2C_M_RD, in get_key_avermedia_cardbus()
260 if (2 != i2c_transfer(ir->c->adapter, msg, 2)) { in get_key_avermedia_cardbus()
261 dev_dbg(&ir->rc->dev, "read error\n"); in get_key_avermedia_cardbus()
270 if (2 != i2c_transfer(ir->c->adapter, msg, 2)) { in get_key_avermedia_cardbus()
271 dev_dbg(&ir->rc->dev, "read error\n"); in get_key_avermedia_cardbus()
278 dev_dbg(&ir->rc->dev, "read key 0x%02x/0x%02x\n", key, keygroup); in get_key_avermedia_cardbus()
280 dev_warn(&ir->rc->dev, "warning: invalid key group 0x%02x for key 0x%02x\n", in get_key_avermedia_cardbus()
287 if (ir->c->addr == 0x41) /* AVerMedia EM78P153 */ in get_key_avermedia_cardbus()
295 static int ir_key_poll(struct IR_i2c *ir) in ir_key_poll() argument
302 dev_dbg(&ir->rc->dev, "%s\n", __func__); in ir_key_poll()
303 rc = ir->get_key(ir, &protocol, &scancode, &toggle); in ir_key_poll()
305 dev_warn(&ir->rc->dev, "error %d\n", rc); in ir_key_poll()
310 dev_dbg(&ir->rc->dev, "%s: proto = 0x%04x, scancode = 0x%08x\n", in ir_key_poll()
312 rc_keydown(ir->rc, protocol, scancode, toggle); in ir_key_poll()
320 struct IR_i2c *ir = container_of(work, struct IR_i2c, work.work); in ir_work() local
324 * IR, we'll get it to it next time round in ir_work()
326 if (mutex_trylock(&ir->lock)) { in ir_work()
327 rc = ir_key_poll(ir); in ir_work()
328 mutex_unlock(&ir->lock); in ir_work()
330 rc_unregister_device(ir->rc); in ir_work()
331 ir->rc = NULL; in ir_work()
336 schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling_interval)); in ir_work()
341 struct IR_i2c *ir = dev->priv; in ir_open() local
343 schedule_delayed_work(&ir->work, 0); in ir_open()
350 struct IR_i2c *ir = dev->priv; in ir_close() local
352 cancel_delayed_work_sync(&ir->work); in ir_close()
370 * recorded IR. It's best to work with generated IR, like from ir-ctl or
383 static int send_data_block(struct IR_i2c *ir, int cmd, in send_data_block() argument
403 dev_dbg(&ir->rc->dev, "%*ph", tosend + 1, buf); in send_data_block()
404 ret = i2c_master_send(ir->tx_c, buf, tosend + 1); in send_data_block()
406 dev_dbg(&ir->rc->dev, in send_data_block()
415 ret = i2c_master_send(ir->tx_c, buf, 2); in send_data_block()
417 dev_err(&ir->rc->dev, "i2c_master_send failed with %d\n", ret); in send_data_block()
423 ret = i2c_master_send(ir->tx_c, buf, 1); in send_data_block()
425 dev_err(&ir->rc->dev, "i2c_master_send failed with %d\n", ret); in send_data_block()
432 static int zilog_init(struct IR_i2c *ir) in zilog_init() argument
440 ret = send_data_block(ir, ZILOG_INIT_END, &code_block); in zilog_init()
444 ret = i2c_master_recv(ir->tx_c, buf, 4); in zilog_init()
446 dev_err(&ir->c->dev, "failed to retrieve firmware version: %d\n", in zilog_init()
451 dev_info(&ir->c->dev, "Zilog/Hauppauge IR blaster firmware version %d.%d.%d\n", in zilog_init()
509 struct IR_i2c *ir = rcdev->priv; in zilog_ir_format() local
515 ir->duty_cycle * XTAL_FREQ / 1000, ir->carrier); in zilog_ir_format()
517 (100 - ir->duty_cycle) * XTAL_FREQ / 1000, ir->carrier); in zilog_ir_format()
521 dev_warn(&rcdev->dev, "IR too long, cannot transmit\n"); in zilog_ir_format()
587 dev_warn(&rcdev->dev, "IR too long, cannot transmit\n"); in zilog_ir_format()
600 dev_warn(&rcdev->dev, "IR too long, cannot transmit\n"); in zilog_ir_format()
620 struct IR_i2c *ir = rcdev->priv; in zilog_tx() local
629 ret = mutex_lock_interruptible(&ir->lock); in zilog_tx()
633 ret = send_data_block(ir, ZILOG_UIR_END, &code_block); in zilog_tx()
637 ret = i2c_master_recv(ir->tx_c, buf, 1); in zilog_tx()
639 dev_err(&ir->rc->dev, "i2c_master_recv failed with %d\n", ret); in zilog_tx()
643 dev_dbg(&ir->rc->dev, "code set status: %02x\n", buf[0]); in zilog_tx()
646 dev_err(&ir->rc->dev, "unexpected IR TX response %02x\n", in zilog_tx()
655 ret = i2c_master_send(ir->tx_c, buf, 2); in zilog_tx()
657 dev_err(&ir->rc->dev, "i2c_master_send failed with %d\n", ret); in zilog_tx()
663 dev_dbg(&ir->rc->dev, "send command sent\n"); in zilog_tx()
674 ret = i2c_master_send(ir->tx_c, buf, 1); in zilog_tx()
677 dev_dbg(&ir->rc->dev, in zilog_tx()
683 dev_err(&ir->rc->dev, in zilog_tx()
684 "IR TX chip never got ready: last i2c_master_send failed with %d\n", in zilog_tx()
691 i = i2c_master_recv(ir->tx_c, buf, 1); in zilog_tx()
693 dev_err(&ir->rc->dev, "i2c_master_recv failed with %d\n", ret); in zilog_tx()
697 dev_err(&ir->rc->dev, "unexpected IR TX response #2: %02x\n", in zilog_tx()
702 dev_dbg(&ir->rc->dev, "transmit complete\n"); in zilog_tx()
707 mutex_unlock(&ir->lock); in zilog_tx()
714 struct IR_i2c *ir = dev->priv; in zilog_tx_carrier() local
719 ir->carrier = carrier; in zilog_tx_carrier()
726 struct IR_i2c *ir = dev->priv; in zilog_tx_duty_cycle() local
728 ir->duty_cycle = duty_cycle; in zilog_tx_duty_cycle()
738 struct IR_i2c *ir; in ir_probe() local
746 …dev_err(&client->dev, "IR for HDPVR is known to cause problems during recording, use enable_hdpvr … in ir_probe()
750 ir = devm_kzalloc(&client->dev, sizeof(*ir), GFP_KERNEL); in ir_probe()
751 if (!ir) in ir_probe()
754 ir->c = client; in ir_probe()
755 ir->polling_interval = DEFAULT_POLLING_INTERVAL; in ir_probe()
756 i2c_set_clientdata(client, ir); in ir_probe()
761 ir->get_key = get_key_pixelview; in ir_probe()
769 ir->get_key = get_key_haup; in ir_probe()
775 ir->get_key = get_key_knc1; in ir_probe()
781 ir->get_key = get_key_fusionhdtv; in ir_probe()
787 ir->get_key = get_key_avermedia_cardbus; in ir_probe()
793 ir->get_key = get_key_avermedia_cardbus; in ir_probe()
800 ir->get_key = get_key_haup_xvr; in ir_probe()
821 ir->polling_interval = init_data->polling_interval; in ir_probe()
826 ir->get_key = init_data->get_key; in ir_probe()
829 ir->get_key = get_key_pixelview; in ir_probe()
832 ir->get_key = get_key_haup; in ir_probe()
835 ir->get_key = get_key_knc1; in ir_probe()
838 ir->get_key = get_key_fusionhdtv; in ir_probe()
841 ir->get_key = get_key_haup_xvr; in ir_probe()
844 ir->get_key = get_key_avermedia_cardbus; in ir_probe()
858 ir->rc = rc; in ir_probe()
861 if (!name || !ir->get_key || !rc_proto || !ir_codes) { in ir_probe()
868 ir->ir_codes = ir_codes; in ir_probe()
870 snprintf(ir->phys, sizeof(ir->phys), "%s/%s", dev_name(&adap->dev), in ir_probe()
878 rc->input_phys = ir->phys; in ir_probe()
881 rc->priv = ir; in ir_probe()
888 rc->map_name = ir->ir_codes; in ir_probe()
893 mutex_init(&ir->lock); in ir_probe()
895 INIT_DELAYED_WORK(&ir->work, ir_work); in ir_probe()
898 ir->tx_c = i2c_new_dummy(client->adapter, 0x70); in ir_probe()
899 if (!ir->tx_c) { in ir_probe()
901 } else if (!zilog_init(ir)) { in ir_probe()
902 ir->carrier = 38000; in ir_probe()
903 ir->duty_cycle = 40; in ir_probe()
917 if (ir->tx_c) in ir_probe()
918 i2c_unregister_device(ir->tx_c); in ir_probe()
927 struct IR_i2c *ir = i2c_get_clientdata(client); in ir_remove() local
930 cancel_delayed_work_sync(&ir->work); in ir_remove()
932 if (ir->tx_c) in ir_remove()
933 i2c_unregister_device(ir->tx_c); in ir_remove()
936 rc_unregister_device(ir->rc); in ir_remove()
943 /* Generic entry for any IR receiver */
945 /* IR device specific entries should be added here */
954 .name = "ir-kbd-i2c",
966 MODULE_DESCRIPTION("input driver for i2c IR remote controls");