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| author | Antti Palosaari <crope@iki.fi> | 2009-01-20 14:56:20 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-01-29 08:56:43 -0200 |
| commit | d1a470fbd987b28e64287718917faf8caf67a055 (patch) | |
| tree | 2f801f8f4bba4f3267b91bf578a26c860974879a /drivers/media/dvb/dvb-usb/af9015.c | |
| parent | f0830ebec9993e76b6280e3abb93ceab57b2c923 (diff) | |
| download | kernel_samsung_smdk4412-d1a470fbd987b28e64287718917faf8caf67a055.zip kernel_samsung_smdk4412-d1a470fbd987b28e64287718917faf8caf67a055.tar.gz kernel_samsung_smdk4412-d1a470fbd987b28e64287718917faf8caf67a055.tar.bz2 | |
V4L/DVB (10288): af9015: bug fix: stick does not work always when plugged
First control messages to the stick timeouts very often due to probable
hw bug. Repeat first message few times if it fails as workaround.
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/dvb-usb/af9015.c')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/af9015.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/dvb/dvb-usb/af9015.c b/drivers/media/dvb/dvb-usb/af9015.c index dbeaf79..6a97a40 100644 --- a/drivers/media/dvb/dvb-usb/af9015.c +++ b/drivers/media/dvb/dvb-usb/af9015.c @@ -694,7 +694,12 @@ static int af9015_read_config(struct usb_device *udev) /* IR remote controller */ req.addr = AF9015_EEPROM_IR_MODE; - ret = af9015_rw_udev(udev, &req); + /* first message will timeout often due to possible hw bug */ + for (i = 0; i < 4; i++) { + ret = af9015_rw_udev(udev, &req); + if (!ret) + break; + } if (ret) goto error; deb_info("%s: IR mode:%d\n", __func__, val); |