9c84d89bf1
Don't hold the lock before unregistering the device, since when the device is unregistered the datastruct containing the lock may be freed (if the refcount went to 0). Also fixed the framework documentation that erroneously suggested the wrong locking order as well. Reported-by: David Ellingsworth <david@identd.dyndns.org> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Acked-by: David Ellingsworth <david@identd.dyndns.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com> |
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|---|---|---|
| .. | ||
| bttv | ||
| cx88 | ||
| cx2341x | ||
| .gitignore | ||
| API.html | ||
| CARDLIST.au0828 | ||
| CARDLIST.bttv | ||
| CARDLIST.cx88 | ||
| CARDLIST.cx23885 | ||
| CARDLIST.em28xx | ||
| CARDLIST.ivtv | ||
| CARDLIST.saa7134 | ||
| CARDLIST.saa7164 | ||
| CARDLIST.tuner | ||
| CARDLIST.usbvision | ||
| CQcam.txt | ||
| Makefile | ||
| README.cpia | ||
| README.cpia2 | ||
| README.cx88 | ||
| README.ir | ||
| README.ivtv | ||
| README.pvrusb2 | ||
| README.saa7134 | ||
| README.tlg2300 | ||
| Zoran | ||
| cafe_ccic | ||
| cpia2_overview.txt | ||
| cx18.txt | ||
| et61x251.txt | ||
| extract_xc3028.pl | ||
| gspca.txt | ||
| hauppauge-wintv-cx88-ir.txt | ||
| ibmcam.txt | ||
| lifeview.txt | ||
| m5602.txt | ||
| meye.txt | ||
| not-in-cx2388x-datasheet.txt | ||
| ov511.txt | ||
| pxa_camera.txt | ||
| radiotrack.txt | ||
| se401.txt | ||
| sh_mobile_ceu_camera.txt | ||
| si470x.txt | ||
| si4713.txt | ||
| sn9c102.txt | ||
| soc-camera.txt | ||
| stv680.txt | ||
| v4l2-controls.txt | ||
| v4l2-framework.txt | ||
| v4lgrab.c | ||
| videobuf | ||
| w9966.txt | ||
| w9968cf.txt | ||
| zc0301.txt | ||
| zr364xx.txt | ||
README.tlg2300
tlg2300 release notes ==================== This is a v4l2/dvb device driver for the tlg2300 chip. current status ============== video - support mmap and read().(no overlay) audio - The driver will register a ALSA card for the audio input. vbi - Works for almost TV norms. dvb-t - works for DVB-T FM - Works for radio. --------------------------------------------------------------------------- TESTED APPLICATIONS: -VLC1.0.4 test the video and dvb. The GUI is friendly to use. -Mplayer test the video. -Mplayer test the FM. The mplayer should be compiled with --enable-radio and --enable-radio-capture. The command runs as this(The alsa audio registers to card 1): #mplayer radio://103.7/capture/ -radio adevice=hw=1,0:arate=48000 \ -rawaudio rate=48000:channels=2 --------------------------------------------------------------------------- KNOWN PROBLEMS: about preemphasis: You can set the preemphasis for radio by the following command: #v4l2-ctl -d /dev/radio0 --set-ctrl=pre_emphasis_settings=1 "pre_emphasis_settings=1" means that you select the 50us. If you want to select the 75us, please use "pre_emphasis_settings=2"