Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-03-07 Thread Carlos Rimola
Hello All, I have a couple of "simple" follow-up questions on IPP USB (IPP-over-USB) "Host device" support: Is IPP USB designed to support connecting and printing from a device like a tablet or smartphone (e.g., iPad, iPhone, Etc.) directly connected to a printer over USB? If the answer is yes -

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-03-07 Thread Carlos Rimola
Michael, Thanks for the comprehensive response to my questions on IPP USB and confirming my assumptions. The only remaining question I have for the list at this time is - are there any Hosts, including model, OS and OS version (or other S/W requirements), presently available on the market (or oth

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-03-07 Thread Carlos Rimola
Hi All, I have some quick and general questions regarding IPP over USB ("IPP USB" for short). Some are related to Till's proposed project "Google Summer of Code 2014 - IPP-over-USB printer support". Any help and feedback will be greatly welcomed. I should mention that I am in favor of the proposed

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-03-04 Thread Michael Sweet
Carlos, On Mar 4, 2014, at 5:28 PM, Carlos Rimola wrote: > Hello All, > > I have a couple of "simple" follow-up questions on IPP USB (IPP-over-USB) > "Host device" support: > > Is IPP USB designed to support connecting and printing from a device like a > tablet or smartphone (e.g., iPad, iPho

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-27 Thread Michael Sweet
Carlos, Any Mac running OS X 10.9 supports IPP USB; note that we have a bunch of pending bug fixes (sorry, can't say when the fixes will be released...) that address issues found in testing with multiple vendors' implementations of IPP USB, but the current 10.9.2 will work with all of the HP pr

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-27 Thread Michael Sweet
Carlos, On Feb 26, 2014, at 9:33 PM, Carlos Rimola wrote: > Hi All, > > I have some quick and general questions regarding IPP over USB ("IPP USB" for > short). Some are related to Till's proposed project "Google Summer of Code > 2014 - IPP-over-USB printer support". Any help and feedback will

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Greg KH
On Wed, Feb 26, 2014 at 07:05:46PM -0500, Michael Sweet wrote: > Greg, > > We already unload the usblp driver - it isn't compatible with most of > the multifunction printers out there today... Really? That's why we haven't had any bug reports in years, and here I was thinking the code was workin

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Michael Sweet
Greg, We already unload the usblp driver - it isn't compatible with most of the multifunction printers out there today... On Feb 26, 2014, at 6:02 PM, Greg KH wrote: > On Tue, Feb 25, 2014 at 08:56:23PM -0500, Michael Sweet wrote: >> Greg, >> >> On Feb 25, 2014, at 8:47 PM, Greg KH wrote: >

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Greg KH
On Tue, Feb 25, 2014 at 08:56:23PM -0500, Michael Sweet wrote: > Greg, > > On Feb 25, 2014, at 8:47 PM, Greg KH wrote: > > ... > > So you want to do this as a userspace library talking directly to the > > USB device through usbfs/libusb? Or should the kernel provide a basic > > "pipe-like" funct

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Till Kamppeter
I have posted this project on our project ideas list now: https://www.linuxfoundation.org/collaborate/workgroups/gsoc/google-summer-code-2014 Feel free to do corrections on the posting. I have also announced our participation in the GSoC on our front page: https://www.linuxfoundation.org/collab

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Michael Sweet
Greg, On Feb 25, 2014, at 8:47 PM, Greg KH wrote: > ... > So you want to do this as a userspace library talking directly to the > USB device through usbfs/libusb? Or should the kernel provide a basic > "pipe-like" functionality to the hardware to make it easier for things > to be queued up to th

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Greg KH
On Tue, Feb 25, 2014 at 01:42:00PM -0500, Michael Sweet wrote: > Till, > > Some comments inline... > > On Feb 25, 2014, at 12:01 PM, Till Kamppeter wrote: > > Hi, > > > > a new standard not yet supported under Linux but starting to penetrate > > the market is IPP-over-USB (Internet Printing Pro

Re: [Printing-architecture] Google Summer of Code 2014 - IPP-over-USB printer support - Joint project idea for OpenPrinting and the kernel

2014-02-26 Thread Michael Sweet
Till, Some comments inline... On Feb 25, 2014, at 12:01 PM, Till Kamppeter wrote: > Hi, > > a new standard not yet supported under Linux but starting to penetrate > the market is IPP-over-USB (Internet Printing Protocol over USB). > ... > Fortunately, the PWG has added a standard to make it als