# Re: \[PATCH 4/4\] \[resend \#2\] tridentfb: Add DDC support

- From: Ondrej Zary \<hidden\>
- Date: 2015-09-02 12:04:46 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2015/09/4568329
- Thread: https://ratatoskr.run/linux-fbdev/2015/08/4563090/t.md

```text
On Wednesday 02 September 2015, Tomi Valkeinen wrote:
> Hi,
>
> On 24/08/15 22:37, Ondrej Zary wrote:
> > Add DDC support for Trident cards.
> >
> > Tested on TGUI9440, TGUI9680, 3DImage 9750, Blade3D 9880 and Blade XP.
> >
> > Signed-off-by: Ondrej Zary <redacted>
> > ---
> >  drivers/video/fbdev/Kconfig     |    9 ++
> >  drivers/video/fbdev/tridentfb.c |  192
> > ++++++++++++++++++++++++++++++++++++++- 2 files changed, 196
> > insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
> > index 2d98de5..e2531b8 100644
> > --- a/drivers/video/fbdev/Kconfig
> > +++ b/drivers/video/fbdev/Kconfig
> > @@ -1680,6 +1680,15 @@ config FB_TRIDENT
> >  	  To compile this driver as a module, choose M here: the
> >  	  module will be called tridentfb.
> >
> > +config FB_TRIDENT_DDC
> > +	bool "DDC for Trident support"
> > +	depends on FB_TRIDENT
> > +	select FB_DDC
> > +	select FB_MODE_HELPERS
> > +	default y
> > +	help
> > +	  Say Y here if you want DDC support for your Trident graphics card.
> > +
>
> Why would somebody not want this enabled? Is there some drawback if it's
> enabled?

It's probably an useless config option but many fbdev drivers have it. I have 
no problem removing it.

-- 
Ondrej Zary
```