Em 27-12-2010 11:23, Hans Verkuil escreveu:
> On Monday, December 27, 2010 14:03:03 Mauro Carvalho Chehab wrote:
>> Em 27-12-2010 10:01, Hans Verkuil escreveu:
>>> On Monday, December 27, 2010 12:38:39 Mauro Carvalho Chehab wrote:
>>>> The V4L1 removal patches removed a few ioctls. Update it at the docspace.
>>>>
>>>> Signed-off-by: Mauro Carvalho Chehab <mche...@redhat.com>
>>>>
>>>> diff --git a/Documentation/ioctl/ioctl-number.txt
>>>> b/Documentation/ioctl/ioctl-number.txt
>>>> index 63ffd78..49d7f00 100644
>>>> --- a/Documentation/ioctl/ioctl-number.txt
>>>> +++ b/Documentation/ioctl/ioctl-number.txt
>>>> @@ -260,14 +260,11 @@ Code Seq#(hex) Include File Comments
>>>> 't' 80-8F linux/isdn_ppp.h
>>>> 't' 90 linux/toshiba.h
>>>> 'u' 00-1F linux/smb_fs.h gone
>>>> -'v' all linux/videodev.h conflict!
>>>> 'v' 00-1F linux/ext2_fs.h conflict!
>>>> 'v' 00-1F linux/fs.h conflict!
>>>> 'v' 00-0F linux/sonypi.h conflict!
>>>> -'v' C0-CF drivers/media/video/ov511.h conflict!
>>>> 'v' C0-DF media/pwc-ioctl.h conflict!
>>>> 'v' C0-FF linux/meye.h conflict!
>>>> -'v' C0-CF drivers/media/video/zoran/zoran.h conflict!
>>>> 'v' D0-DF drivers/media/video/cpia2/cpia2dev.h conflict!
>>>> 'w' all CERN SCI driver
>>>> 'y' 00-1F packet based user level
>>>> communications
>>>>
>>>
>>> There is also a line for media/ovcamchip.h in this file that can be removed.
>>
>> Ok, I'll do that.
>>
>>> The media/rds.h line can also be removed (this is kernel internal only).
>>
>> There are two rds.h, related to V4L:
>> ./include/linux/rds.h
>
> Not related to V4L, this is something from Oracle. It is this header that is
> public,
> not the media/rds.h header.
Ah, ok.
>> ./include/media/rds.h
>>
>> One of them is at the public api:
>>
>> include/linux/Kbuild:header-y += rds.h
>>
>> Btw, that's weird:
>>
>> $ git grep RDS_CMD_OPEN
>> drivers/media/video/saa6588.c: case RDS_CMD_OPEN:
>> include/media/rds.h:#define RDS_CMD_OPEN _IOW('R',1,int)
>>
>> as saa6588 is a subdev.
>>
>> IMO, we should remove or rename the internal header first.
>
> media/rds.h should be renamed to media/saa6588.h. It is also included in
> drivers/media/radio/si470x/radio-si470x.h, but that's obsolete and can be
> removed.
The rds file were the old RDS API, before we add it at V4L2. We should, instead,
convert saa6588 to use the new way, and remove the legacy stuff.
>>> Ditto for media/bt819.h.
>>
>> There are also some issues there related to videodev2 stuff.
>>
>> I prefer to apply the path as-is (just removing the ovcamchip.h) and,
>> on some later cleanup, check and fix the remaining stuff.
>
> I can make a patch fixing the rds.h header usage. It's all internal stuff
> and the weird naming is just historical and should be changed.
It would be nice if you can do it.
>>>
>>> All other patches in this series:
>>>
>>> Reviewed-by: Hans Verkuil <hverk...@xs4all.nl>
>>
>> Thanks!
>>>
>>> BTW, it is probably also a good idea to move the dabusb driver to staging
>>> and
>>> mark it for removal in 2.6.39.
>>
>> Not sure about that. I don't see any good reason to remove dabusb driver, as
>> nobody reported that it is broken.
>
> Nobody has the hardware :-)
This is too strong :) Are you absolutely sure that there's absolutely nobody in
the World with that hardware? ;)
>
> I know you have asked the authors about a possible removal of this driver a
> few
> months ago. Did you get any reply from them?
Nope.
> It seems to be a demonstration driver only and I've never seen anyone with the
> hardware.
It seems so, but I can't see any technical reason for its removal. The BKL fix
were
applied on it, as someone wrote a patch for it.
Cheers,
Mauro
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