Re: JPEG hw decoder

From: Eric Miao
Date: Wed Jul 28 2010 - 05:04:51 EST

On Wed, Jul 28, 2010 at 4:15 PM, viresh kumar <viresh.kumar@xxxxxx> wrote:
> On 7/28/2010 10:42 AM, rd bairva wrote:
>> Hi ,
>> Â Â Â My board has a hardware JPEG decoder. I want to write a driver
>> for this in Linux kernel, But it seems there that no Framework exists
>> in kernel. Can somebody provide me some pointers?
> Hello Rbairva,
> Which JPEG decoder are you working on??
> I have Synopsys JPEG Decoder/Encoder on ST SPEAr platform
> and i am currently working on its driver for LKML.
> I already have a driver for it which is not aligned to LKML guidelines,
> and so doing modifications there.
> In my driver i have used char device framework and none other suits it well.

Normally the JPEG decoder/encoder comes with the video camera
module, which falls in v4l2 framework. Though not sure how well
the v4l2 API is gonna support this.

> viresh.
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