diff options
Diffstat (limited to 'sys/dev/video.c')
| -rw-r--r-- | sys/dev/video.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/dev/video.c b/sys/dev/video.c index 019a75cebd8..5eaf008d9c4 100644 --- a/sys/dev/video.c +++ b/sys/dev/video.c @@ -1,4 +1,4 @@ -/* $OpenBSD: video.c,v 1.9 2008/06/09 17:13:35 robert Exp $ */ +/* $OpenBSD: video.c,v 1.10 2008/06/09 20:51:31 mglocker Exp $ */ /* * Copyright (c) 2008 Robert Nagy <robert@openbsd.org> * @@ -92,6 +92,8 @@ videoopen(dev_t dev, int flags, int fmt, struct proc *p) sc->hw_if == NULL) return (ENXIO); + sc->sc_start_read = 0; + if (sc->hw_if->open != NULL) return (sc->hw_if->open(sc->hw_hdl, flags, &sc->sc_fsize, sc->sc_fbuffer, video_intr, sc)); @@ -126,6 +128,12 @@ videoread(dev_t dev, struct uio *uio, int ioflag) if (sc->sc_dying) return (EIO); + /* start the stream */ + if (sc->hw_if->start_read && !sc->sc_start_read) { + sc->sc_start_read = 1; + sc->hw_if->start_read(sc->hw_hdl); + } + DPRINTF(("resid=%d\n", uio->uio_resid)); /* block userland read until a frame is ready */ |