linux-kernel - Re: [PATCH] V4L: em28xx: add support for Digitus/Plextor PX-AV200U grabbers

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Date:	Fri, 20 Mar 2009 15:55:12 -0400
From:	Mikhail Jiline <misha@...phan.com>
To:	Devin Heitmueller <devin.heitmueller@...il.com>
Cc:	mchehab@...radead.org, linux-kernel@...r.kernel.org,
	video4linux-list@...hat.com
Subject: Re: [PATCH] V4L: em28xx: add support for Digitus/Plextor PX-AV200U
	 grabbers


On Fri, 2009-03-20 at 15:28 -0400, Devin Heitmueller wrote:
> On Fri, Mar 20, 2009 at 2:54 PM, Mikhail Jiline <misha@...phan.com> wrote:
> > From: Misha Zhilin <misha@...phan.com>
> >
> > Adds support for Digitus/Plextor PX-AV200U grabbers
> > Signed-off-by: Misha Zhilin <misha@...phan.com>
> > ---
> >
> > diff -urN linux-2.6.27.x86_64.orig/drivers/media/video/em28xx/em28xx-cards.c linux-2.6.27.x86_64.new/drivers/media/video/em28xx/em28xx-cards.c
> > --- linux-2.6.27.x86_64.orig/drivers/media/video/em28xx/em28xx-cards.c  2008-10-09 18:13:53.000000000 -0400
> > +++ linux-2.6.27.x86_64.new/drivers/media/video/em28xx/em28xx-cards.c   2009-03-04 16:18:03.000000000 -0500
> > @@ -1087,6 +1087,21 @@
> >                        .amux     = EM28XX_AMUX_LINE_IN,
> >                } },
> >        },
> > +       [EM2820_BOARD_PLEXTOR_PX_AV200U] = {
> > +               .name         = "Plextor PX-AV200U",
> > +               .valid        = EM28XX_BOARD_NOT_VALIDATED,
> > +               .vchannels    = 2,
> > +               .decoder      = EM28XX_SAA7113,
> > +               .input          = { {
> > +                       .type     = EM28XX_VMUX_COMPOSITE1,
> > +                       .vmux     = SAA7115_COMPOSITE0,
> > +                       .amux     = EM28XX_AMUX_AC97_LINE_IN,
> > +               }, {
> > +                       .type     = EM28XX_VMUX_SVIDEO,
> > +                       .vmux     = SAA7115_SVIDEO3,
> > +                       .amux     = EM28XX_AMUX_AC97_LINE_IN,
> > +               } },
> > +       },
> >  };
> >  const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
> >
> > Binary files linux-2.6.27.x86_64.orig/drivers/media/video/em28xx/.em28xx-cards.c.swp and linux-2.6.27.x86_64.new/drivers/media/video/em28xx/.em28xx-cards.c.swp differ
> > diff -urN linux-2.6.27.x86_64.orig/drivers/media/video/em28xx/em28xx.h linux-2.6.27.x86_64.new/drivers/media/video/em28xx/em28xx.h
> > --- linux-2.6.27.x86_64.orig/drivers/media/video/em28xx/em28xx.h        2008-10-09 18:13:53.000000000 -0400
> > +++ linux-2.6.27.x86_64.new/drivers/media/video/em28xx/em28xx.h 2009-03-04 15:33:24.000000000 -0500
> > @@ -97,6 +97,8 @@
> >  #define EM2882_BOARD_PINNACLE_HYBRID_PRO         56
> >  #define EM2883_BOARD_KWORLD_HYBRID_A316                  57
> >  #define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU     58
> > +#define EM2820_BOARD_PLEXTOR_PX_AV200U            59
> > +
> >
> >  /* Limits minimum and default number of buffers */
> >  #define EM28XX_MIN_BUF 4
> > diff -urN linux-2.6.27.x86_64.orig/Documentation/video4linux/CARDLIST.em28xx linux-2.6.27.x86_64.new/Documentation/video4linux/CARDLIST.em28xx
> > --- linux-2.6.27.x86_64.orig/Documentation/video4linux/CARDLIST.em28xx  2008-10-09 18:13:53.000000000 -0400
> > +++ linux-2.6.27.x86_64.new/Documentation/video4linux/CARDLIST.em28xx   2009-03-18 11:15:00.000000000 -0400
> > @@ -57,3 +57,4 @@
> >  56 -> Pinnacle Hybrid Pro (2)                  (em2882)        [2304:0226]
> >  57 -> Kworld PlusTV HD Hybrid 330              (em2883)        [eb1a:a316]
> >  58 -> Compro VideoMate ForYou/Stereo           (em2820/em2840) [185b:2041]
> > + 59 -> Plextor PX-AV200U                        (em2880)
> >
> > --
> 
> Is this patch incomplete?  Where is the registration for the USB ID of
> the device?

The patch is complete. This device (as many others) doesn't have unique
VID/PID, it uses generic eb1a:2821, which is already associated with
ex28xx (see drivers/media/video/em28xx/em28xx-cards.c:1103)

Regards,
Misha.


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