RE: [PATCH] fbdev: fsl-sii902x: HDMI support for Freescale SoCs

[Li.Xiubo@xxxxxxxxxxxxx]

Hi,


[...]
> >>>  4 files changed, 551 insertions(+)
> >>>  create mode 100644 Documentation/devicetree/bindings/video/fsl-
> sii902x.txt
> >>>  create mode 100644 drivers/video/fbdev/fsl-sii902x.c
> >>
> >> I don't know how you picked the names of the people you sent this patch
> >> to, but looks to me that most of them are probably not interested in
> >> this patch.
> >>
> >
> > I just using the get_maintainer.pl script.
> 
> Yes, and that's good, but you have to use your judgment also.
> get_maintainer.pl gives you names of people who have at some point
> touched the files or directories you are changing. Usually only the
> first names returned by get_maintainer.pl are relevant.
> 
Okay :)


> >> Anyway, a few quick comments on the patch:
> >>
> >> - You should probably use regmap instead of direct i2c calls.
> >> Interestingly, you define regmap variable, but you never use it.
> >
> > Yes, this it's my another version in my local machine using regmap which
> > need much more test.
> >
> >> - Use defines for register offsets, instead of magic numbers.
> >
> > This will be fixed together with regmap using.
> 
> Well, it's better to send the patch only when you have tested and
> cleaned up your driver.
> 
> >> - You should not use static variables. They prevent having multiple
> >> instances of the device.
> >>
> >
> > Okay.
> >
> >> So the SiI902x chip is on the SoC, not on the board? And it's a plain
> >> standard SiI902x in other aspects?
> >>
> >
> > No, it's on board.
> >
> > And it will be used for i.MX and LS1+ platforms.
> 
> Ok. In that case, I would suggest you to move to the DRM framework. The
> fbdev framework is not suited to adding external encoders. The end
> result with fbdev will be a SoC/board specific hack driver.
> 
> That said, we already have such drivers for fbdev, so I'm not 100%
> against adding a new one. But I'm very very seriously recommending
> moving to DRM.
> 
> And if this driver is added to fbdev, I think the device tree bindings
> should use the video ports/endpoints to describe the connections.
>
I will have a try to use the DRM framework.

Thanks,

BRs
Xiubo
 
>  Tomi
> 

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