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yaml
---
r: 226420
b: refs/heads/master
c: 9d1da73
h: refs/heads/master
v: v3
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David Henningsson authored and Mauro Carvalho Chehab committed Dec 31, 2010
1 parent 7048915 commit 31f84f1
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Showing 2 changed files with 36 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: ebce9a3331f4dd1f39856dc4b79f539eb25f7f64
refs/heads/master: 9d1da730ee17e712c25c0b1e51653048f92d2385
35 changes: 35 additions & 0 deletions trunk/drivers/media/dvb/dvb-usb/ttusb2.c
Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

struct ttusb2_state {
u8 id;
u16 last_rc_key;
};

static int ttusb2_msg(struct dvb_usb_device *d, u8 cmd,
Expand Down Expand Up @@ -128,6 +129,33 @@ static struct i2c_algorithm ttusb2_i2c_algo = {
.functionality = ttusb2_i2c_func,
};

/* command to poll IR receiver (copied from pctv452e.c) */
#define CMD_GET_IR_CODE 0x1b

/* IR */
static int tt3650_rc_query(struct dvb_usb_device *d)
{
int ret;
u8 rx[9]; /* A CMD_GET_IR_CODE reply is 9 bytes long */
struct ttusb2_state *st = d->priv;
ret = ttusb2_msg(d, CMD_GET_IR_CODE, NULL, 0, rx, sizeof(rx));
if (ret != 0)
return ret;

if (rx[8] & 0x01) {
/* got a "press" event */
st->last_rc_key = (rx[3] << 8) | rx[2];
deb_info("%s: cmd=0x%02x sys=0x%02x\n", __func__, rx[2], rx[3]);
rc_keydown(d->rc_dev, st->last_rc_key, 0);
} else if (st->last_rc_key) {
rc_keyup(d->rc_dev);
st->last_rc_key = 0;
}

return 0;
}


/* Callbacks for DVB USB */
static int ttusb2_identify_state (struct usb_device *udev, struct
dvb_usb_device_properties *props, struct dvb_usb_device_description **desc,
Expand Down Expand Up @@ -345,6 +373,13 @@ static struct dvb_usb_device_properties ttusb2_properties_ct3650 = {

.size_of_priv = sizeof(struct ttusb2_state),

.rc.core = {
.rc_interval = 150, /* Less than IR_KEYPRESS_TIMEOUT */
.rc_codes = RC_MAP_TT_1500,
.rc_query = tt3650_rc_query,
.allowed_protos = RC_TYPE_UNKNOWN,
},

.num_adapters = 1,
.adapter = {
{
Expand Down

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