Re: CDC-ACM device issue

2014-03-24 Thread Luke-Jr
On Monday, March 24, 2014 9:05:35 AM Oliver Neukum wrote: > On Sun, 2013-11-17 at 02:40 +, Luke-Jr wrote: > > I *thought* 3.12 fixed this, but it seems it just gives EOF instead of > > EIO... > > As a response to open()? IIRC, this was in response to read(). Since I was unable to make any pro

Re: CDC-ACM device issue

2014-03-24 Thread Oliver Neukum
On Sun, 2013-11-17 at 02:40 +, Luke-Jr wrote: Hi, > I *thought* 3.12 fixed this, but it seems it just gives EOF instead of EIO... As a response to open()? > It seems Linux is trying an interrupt in and a control out, and getting > ENOENT > and EPIPE respectively. > > Windows (where this w

Re: CDC-ACM device issue

2013-11-16 Thread Luke-Jr
I *thought* 3.12 fixed this, but it seems it just gives EOF instead of EIO... It seems Linux is trying an interrupt in and a control out, and getting ENOENT and EPIPE respectively. Windows (where this works), on the other hand, is doing a whole bunch of other things... Here are USB captures of

Re: CDC-ACM device issue

2013-11-07 Thread Alan Ott
On 11/07/2013 02:41 AM, Oliver Neukum wrote: On Tue, 2013-11-05 at 21:16 +, Luke-Jr wrote: I am trying to interface with the "HEX" devices sold by http://technobit.eu/ which appear as CDC-ACM devices, but give an I/O error whenever I try to open them, with some rather unclear error descripti

Re: CDC-ACM device issue

2013-11-06 Thread Oliver Neukum
On Tue, 2013-11-05 at 21:16 +, Luke-Jr wrote: > I am trying to interface with the "HEX" devices sold by http://technobit.eu/ > which appear as CDC-ACM devices, but give an I/O error whenever I try to open > them, with some rather unclear error description in dmesg: > > [10526714.860052] usb

CDC-ACM device issue

2013-11-05 Thread Luke-Jr
I am trying to interface with the "HEX" devices sold by http://technobit.eu/ which appear as CDC-ACM devices, but give an I/O error whenever I try to open them, with some rather unclear error description in dmesg: [10526714.860052] usb 5-2: new full-speed USB device number 4 using uhci_hcd [1052