Em Qui 03 Dez 2009, às 19:54:29, hermann pitton escreveu:
> Hi,
>
> Am Donnerstag, den 03.12.2009, 16:56 -0200 schrieb Herton Ronaldo
> Krzesinski:
> > Hi,
> >
> > After commit 9bedc7f ("V4L/DVB (12429): v4l2-ioctl: fix G_STD and G_PARM
> > default handlers"), radio software using V4L1 stopped to work on a saa7134
> > card, a git bisect pointed to this commit introducing the regression. All
> > VIDIOCGTUNER calls on a v4l1 application are returning -EINVAL after this
> > commit.
> >
> > Investigating the issue, it turns out that v4l1_compat_get_tuner calls
> > VIDIOC_G_STD ioctl, but as it is a radio device (saa7134-radio) it now is
> > returning -EINVAL to user space applications which are being confused about
> > this.
> >
> > May be VIDIOC_G_STD change in the commit above should be reverted, or
> > v4l1_compat_get_tuner changed to not return error with G_STD, or not call
> > G_STD ioctl for a radio device?
> >
> > --
> > []'s
> > Herton
>
> it was fixed here.
>
> http://linuxtv.org/hg/v4l-dvb/rev/58ecda742a70
Indeed, thanks for the pointer. I forgot to check latest v4l1-compat.c /o\
>
> Maybe it was not ported to stable?
Not on latest stable (2.6.31.6), perhaps it should be forwarded.
>
> Cheers,
> Hermann
--
[]'s
Herton
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