[Kernel-packages] [Bug 1136110] Re: USB Audio Codec choppy playback

2014-12-06 Thread Andrejs Hanins
@Tim Passingham, as I understood from Alan Stern in earlier posts, most modern computers emulate USB2 through USB3 root hub, so basically USB3 XHCI driver is used for all connected devices, and async usb audio support in XHCI driver is somewhat flawed. I also had similar problem a year a so

[Kernel-packages] [Bug 1136110] Re: USB Audio Codec choppy playback

2013-11-17 Thread Andrejs Hanins
Alan, finally I've found time and compiled mainline kernel from 15 of November (which includes the merge from tiwai branch) and I'm pleased to say that sound choppiness of my setup with Arcam rDAC has gone! Can't reproduce it whatsoever. Sound it flawless. So thanks a lot for your efforts, and

[Kernel-packages] [Bug 1136110] Re: USB Audio Codec choppy playback

2013-11-11 Thread Andrejs Hanins
@Alan At least, the distorted sound I hear is very similar to the original description and the patch provided here does help me. I'm very confused, because even the 3.9.6 kernel from ppa, which contains the fix does not help me. What I'll do is to compile several versions of kernel with and

[Kernel-packages] [Bug 1136110] Re: USB Audio Codec choppy playback

2013-11-11 Thread Andrejs Hanins
@Alan To my surprise, the patch committed to the official Linux repo (https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fdc03438f53a00294ed9939eb3a1f6db6f3d8963) is very different from the patch attached to this bug report

[Kernel-packages] [Bug 1136110] Re: USB Audio Codec choppy playback

2013-11-09 Thread Andrejs Hanins
Hi all, sorry for bothering, but I'm upgraded to latest Ubuntu 13.10 and the bug is still there, despite the fact fix was available few months ago. Is it expected situation? Thanks. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux