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| author | Antonio Ospite <ospite@studenti.unina.it> | 2012-12-10 17:37:14 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-12-27 16:30:48 -0200 |
| commit | b677757cef208203426aa8486a91214809135e01 (patch) | |
| tree | ff863664a2a46cbab9e04e4e65441a2544e96be0 /drivers/media/usb/dvb-usb/m920x.c | |
| parent | 7a7ef4657e84b5038eace08a1db5b480854c893e (diff) | |
| download | linux-stable-b677757cef208203426aa8486a91214809135e01.tar.gz linux-stable-b677757cef208203426aa8486a91214809135e01.tar.bz2 linux-stable-b677757cef208203426aa8486a91214809135e01.zip | |
[media] m920x: introduce m920x_rc_core_query()
Add an m920x_rc_core_query() function for drivers which want to use the
linux RC core infrastructure.
Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/dvb-usb/m920x.c')
| -rw-r--r-- | drivers/media/usb/dvb-usb/m920x.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb/m920x.c b/drivers/media/usb/dvb-usb/m920x.c index 5f6ca753e293..bddd7637fdaa 100644 --- a/drivers/media/usb/dvb-usb/m920x.c +++ b/drivers/media/usb/dvb-usb/m920x.c @@ -215,6 +215,38 @@ static int m920x_rc_query(struct dvb_usb_device *d, u32 *event, int *state) return ret; } +static int m920x_rc_core_query(struct dvb_usb_device *d) +{ + int ret = 0; + u8 *rc_state; + int state; + + rc_state = kmalloc(2, GFP_KERNEL); + if (!rc_state) + return -ENOMEM; + + if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_STATE, &rc_state[0], 1)) != 0) + goto out; + + if ((ret = m920x_read(d->udev, M9206_CORE, 0x0, M9206_RC_KEY, &rc_state[1], 1)) != 0) + goto out; + + deb("state=0x%02x keycode=0x%02x\n", rc_state[0], rc_state[1]); + + m920x_parse_rc_state(d, rc_state[0], &state); + + if (state == REMOTE_NO_KEY_PRESSED) + rc_keyup(d->rc_dev); + else if (state == REMOTE_KEY_REPEAT) + rc_repeat(d->rc_dev); + else + rc_keydown(d->rc_dev, rc_state[1], 0); + +out: + kfree(rc_state); + return ret; +} + /* I2C */ static int m920x_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], int num) { |