Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-27 Thread Arnd Bergmann
On Thursday 26 May 2011, Sakari Ailus wrote: > I strongly favour GStreamer below OpenMAX rather than V4L2. Naturally the > GStreamer source plugins do use V4L2 where applicable. Interesting point, yes. Note that this is probably the opposite of what David had in mind when talking about GStreamer a

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-26 Thread Sakari Ailus
Hi Arnd and others, On Thu, May 26, 2011 at 11:20:41AM +0200, Arnd Bergmann wrote: > On Thursday 26 May 2011, Laurent Pinchart wrote: > > On Thursday 26 May 2011 01:50:07 Mauro Carvalho Chehab wrote: > > > Em 25-05-2011 20:43, Laurent Pinchart escreveu: > > > > Issues arise when devices have float

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-26 Thread Mauro Carvalho Chehab
Arnd Bergmann wrote: >On Thursday 26 May 2011, Laurent Pinchart wrote: >> On Thursday 26 May 2011 01:50:07 Mauro Carvalho Chehab wrote: >> > Em 25-05-2011 20:43, Laurent Pinchart escreveu: >> > > Issues arise when devices have floating point registers. And yes, >that >> > > happens, I've learnt t

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-26 Thread Arnd Bergmann
On Thursday 26 May 2011, Laurent Pinchart wrote: > On Thursday 26 May 2011 01:50:07 Mauro Carvalho Chehab wrote: > > Em 25-05-2011 20:43, Laurent Pinchart escreveu: > > > Issues arise when devices have floating point registers. And yes, that > > > happens, I've learnt today about an I2C sensor with

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-26 Thread Laurent Pinchart
On Thursday 26 May 2011 01:50:07 Mauro Carvalho Chehab wrote: > Em 25-05-2011 20:43, Laurent Pinchart escreveu: > > Issues arise when devices have floating point registers. And yes, that > > happens, I've learnt today about an I2C sensor with floating point > > registers (in this specific case it s

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-25 Thread Mauro Carvalho Chehab
Em 25-05-2011 20:43, Laurent Pinchart escreveu: > Issues arise when devices have floating point registers. And yes, that > happens, I've learnt today about an I2C sensor with floating point registers > (in this specific case it should probably be put in the broken design > category, but it exis

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-25 Thread Laurent Pinchart
Hi Mauro, On Thursday 26 May 2011 01:34:10 Mauro Carvalho Chehab wrote: > Em 25-05-2011 20:20, Laurent Pinchart escreveu: > > Hi Mauro, > > > > Thanks for applying the patches. For the record, the compromise was to > > implement XU controls filtering to make sure that userspace applications > > w

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-25 Thread Mauro Carvalho Chehab
Em 25-05-2011 20:20, Laurent Pinchart escreveu: > Hi Mauro, > > Thanks for applying the patches. For the record, the compromise was to > implement XU controls filtering to make sure that userspace applications > won't > have access to potentially dangerous controls, and to push vendors to > pr

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-25 Thread Laurent Pinchart
Hi Mauro, Thanks for applying the patches. For the record, the compromise was to implement XU controls filtering to make sure that userspace applications won't have access to potentially dangerous controls, and to push vendors to properly document their XUs. On Tuesday 24 May 2011 16:13:01 Mau

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-24 Thread Sakari Ailus
Hi Mauro and Laurent, On Tue, May 24, 2011 at 11:13:01AM -0300, Mauro Carvalho Chehab wrote: > Em 23-05-2011 19:27, Laurent Pinchart escreveu: > > Hi Mauro, > > > > On Friday 20 May 2011 23:01:18 Mauro Carvalho Chehab wrote: [clip] > >> I prefer to ask the vendor about the XU controls that he nee

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-24 Thread Mauro Carvalho Chehab
Em 23-05-2011 19:27, Laurent Pinchart escreveu: > Hi Mauro, > > On Friday 20 May 2011 23:01:18 Mauro Carvalho Chehab wrote: >> Em 20-05-2011 16:47, Laurent Pinchart escreveu: >>> On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: Em 20-05-2011 12:49, Laurent Pinchart escreveu: >

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-24 Thread Sakari Ailus
Hi Mauro and Laurent, On Fri, May 20, 2011 at 06:01:18PM -0300, Mauro Carvalho Chehab wrote: > Em 20-05-2011 16:47, Laurent Pinchart escreveu: [clip] > >> By allowing access to those undocumented XU controls an Evil > >> Manufacturer(tm) could try to sell its own proprietary software that will > >

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-23 Thread Laurent Pinchart
Hi Mauro, On Friday 20 May 2011 23:01:18 Mauro Carvalho Chehab wrote: > Em 20-05-2011 16:47, Laurent Pinchart escreveu: > > On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: > >> Em 20-05-2011 12:49, Laurent Pinchart escreveu: > >>> On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wr

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-22 Thread Mauro Carvalho Chehab
Em 20-05-2011 15:48, Mauro Carvalho Chehab escreveu: > Em 20-05-2011 12:55, Rémi Denis-Courmont escreveu: >> Le vendredi 20 mai 2011 18:32:45 Mauro Carvalho Chehab, vous avez écrit : >>> However, I have serious concerns about media_controller API usage on >>> generic drivers, as it is required that

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Mauro Carvalho Chehab
Em 20-05-2011 18:29, Laurent Pinchart escreveu: > Hi Mauro, > > On Friday 20 May 2011 23:01:18 Mauro Carvalho Chehab wrote: >> Em 20-05-2011 16:47, Laurent Pinchart escreveu: >>> On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: Em 20-05-2011 12:49, Laurent Pinchart escreveu: >

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Laurent Pinchart
Hi Mauro, On Friday 20 May 2011 23:01:18 Mauro Carvalho Chehab wrote: > Em 20-05-2011 16:47, Laurent Pinchart escreveu: > > On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: > >> Em 20-05-2011 12:49, Laurent Pinchart escreveu: > >>> On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wr

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Mauro Carvalho Chehab
Em 20-05-2011 16:47, Laurent Pinchart escreveu: > Hi Mauro, > > On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: >> Em 20-05-2011 12:49, Laurent Pinchart escreveu: >>> On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wrote: Em 15-05-2011 04:48, Laurent Pinchart escreveu: >

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Laurent Pinchart
Hi Mauro, On Friday 20 May 2011 21:16:49 Mauro Carvalho Chehab wrote: > Em 20-05-2011 12:49, Laurent Pinchart escreveu: > > On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wrote: > >> Em 15-05-2011 04:48, Laurent Pinchart escreveu: > >>> Hi Mauro, > >>> > >>> The following changes since comm

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Mauro Carvalho Chehab
Em 20-05-2011 12:49, Laurent Pinchart escreveu: > Hi Mauro, > > Thanks for handling the pull request. > > On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wrote: >> Em 15-05-2011 04:48, Laurent Pinchart escreveu: >>> Hi Mauro, >>> >>> The following changes since commit > f9b51477fe540fb4c65a

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Mauro Carvalho Chehab
Em 20-05-2011 12:55, Rémi Denis-Courmont escreveu: > Le vendredi 20 mai 2011 18:32:45 Mauro Carvalho Chehab, vous avez écrit : >> However, I have serious concerns about media_controller API usage on >> generic drivers, as it is required that all drivers should be fully >> configurable via V4L2 API

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Laurent Pinchart
Hi Rémi, On Friday 20 May 2011 17:55:52 Rémi Denis-Courmont wrote: > Le vendredi 20 mai 2011 18:32:45 Mauro Carvalho Chehab, vous avez écrit : > > However, I have serious concerns about media_controller API usage on > > generic drivers, as it is required that all drivers should be fully > > config

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Rémi Denis-Courmont
Le vendredi 20 mai 2011 18:32:45 Mauro Carvalho Chehab, vous avez écrit : > However, I have serious concerns about media_controller API usage on > generic drivers, as it is required that all drivers should be fully > configurable via V4L2 API alone, otherwise we'll have regressions, as no > generic

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Laurent Pinchart
Hi Mauro, Thanks for handling the pull request. On Friday 20 May 2011 17:32:45 Mauro Carvalho Chehab wrote: > Em 15-05-2011 04:48, Laurent Pinchart escreveu: > > Hi Mauro, > > > > The following changes since commit f9b51477fe540fb4c65a05027fdd6f2ecce4db3b: > > [media] DVB: return meaningful e

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-20 Thread Mauro Carvalho Chehab
Em 15-05-2011 04:48, Laurent Pinchart escreveu: > Hi Mauro, > > The following changes since commit f9b51477fe540fb4c65a05027fdd6f2ecce4db3b: > > [media] DVB: return meaningful error codes in dvb_frontend (2011-05-09 > 05:47:20 +0200) > > are available in the git repository at: > git://linux

[GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-15 Thread Laurent Pinchart
Hi Mauro, The following changes since commit f9b51477fe540fb4c65a05027fdd6f2ecce4db3b: [media] DVB: return meaningful error codes in dvb_frontend (2011-05-09 05:47:20 +0200) are available in the git repository at: git://linuxtv.org/pinchartl/uvcvideo.git uvcvideo-next They replace the git

Re: [GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-12 Thread Laurent Pinchart
Hi Mauro, On Thursday 12 May 2011 17:30:36 Laurent Pinchart wrote: > Hi Mauro, > > The following changes since commit > f9b51477fe540fb4c65a05027fdd6f2ecce4db3b: > > [media] DVB: return meaningful error codes in dvb_frontend (2011-05-09 > 05:47:20 +0200) > > are available in the git repositor

[GIT PATCH FOR 2.6.40] uvcvideo patches

2011-05-12 Thread Laurent Pinchart
Hi Mauro, The following changes since commit f9b51477fe540fb4c65a05027fdd6f2ecce4db3b: [media] DVB: return meaningful error codes in dvb_frontend (2011-05-09 05:47:20 +0200) are available in the git repository at: git://linuxtv.org/pinchartl/uvcvideo.git uvcvideo-next Bob Liu (2): Re