Re: [linux-usb-devel] High speed, high bandwidth isoc

2007-08-02 Thread David Brownell
On Wednesday 01 August 2007, Steve Calfee wrote: > At 10:42 PM 7/16/2007, David Brownell wrote: > >I don't recall testing high bandwidth ISO. In general, ISO support > >is pretty weak with EHCI ... Actually, now that I think of it I *did* test it, but only using the "usbtest" driver. In fact, I

Re: [linux-usb-devel] High speed, high bandwidth isoc

2007-08-01 Thread Steve Calfee
At 10:42 PM 7/16/2007, David Brownell wrote: >On Monday 16 July 2007, Steve Calfee wrote: > > I am working on a project using a generic (non-FPGA) cypress fx2 to > > test host controllers. > > > > The good news is that Linux runs interrupt IN/OUTs at 3x1024 byte > > packets uframe, 24MBytes per sec

Re: [linux-usb-devel] High speed, high bandwidth isoc

2007-07-17 Thread Alan Stern
On Mon, 16 Jul 2007, Steve Calfee wrote: > I am working on a project using a generic (non-FPGA) cypress fx2 to > test host controllers. > > The good news is that Linux runs interrupt IN/OUTs at 3x1024 byte > packets uframe, 24MBytes per second, over as long as I have tested, > seconds. Verifie

Re: [linux-usb-devel] High speed, high bandwidth isoc

2007-07-16 Thread David Brownell
On Monday 16 July 2007, Steve Calfee wrote: > I am working on a project using a generic (non-FPGA) cypress fx2 to > test host controllers. > > The good news is that Linux runs interrupt IN/OUTs at 3x1024 byte > packets uframe, 24MBytes per second, over as long as I have tested, > seconds. Verif

[linux-usb-devel] High speed, high bandwidth isoc

2007-07-16 Thread Steve Calfee
I am working on a project using a generic (non-FPGA) cypress fx2 to test host controllers. The good news is that Linux runs interrupt IN/OUTs at 3x1024 byte packets uframe, 24MBytes per second, over as long as I have tested, seconds. Verified by a bus analyzer. The not so good news is that I h