Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread aermongk
Oliver Neukum wrote: Am Dienstag, 16. Mai 2006 23:18 schrieb aermongk: I don't think that this is an expected behavior of wireless network. I should be able to run at full speed for each channel. Each channel has different frequency with 5 Mhz guard band. The 4 PCs test that I've mention

Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread aermongk
Hi Oliver, Thanks for your response, comments below. Oliver Neukum wrote: Am Dienstag, 16. Mai 2006 18:27 schrieb Adisorn Ermongkonchai: So I dig into the D-link USB driver (open source by Ralink) and found that it uses Bulk transfer mode. And the code seems to be reasonable. It calls "us

Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread Oliver Neukum
Am Dienstag, 16. Mai 2006 23:18 schrieb aermongk: > I don't think that this is an expected behavior of wireless network.  I > should > be able to run at full speed for each channel.  Each channel has different > frequency with 5 Mhz guard band.  The 4 PCs test that I've mentioned shows > that chan

Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread aermongk
Hi Greg, Thanks for your response. Comments below. Greg KH wrote: On Tue, May 16, 2006 at 09:27:22AM -0700, Adisorn Ermongkonchai wrote: Hi, First of, I am very new to USB. My project is wireless related (not USB) and I am in the process of testing the Linux (kernel 2.6.16.15) wireless

Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread Oliver Neukum
Am Dienstag, 16. Mai 2006 18:27 schrieb Adisorn Ermongkonchai: > So I dig into the D-link USB driver (open source by Ralink) and > found that it uses Bulk transfer mode. And the code seems to > be reasonable. It calls "usb_fill_bulk_urb" with "usb_sndbulkpipe" > and "complete" callback function

Re: [linux-usb-devel] Linux USB performance help

2006-05-16 Thread Greg KH
On Tue, May 16, 2006 at 09:27:22AM -0700, Adisorn Ermongkonchai wrote: > Hi, > > First of, I am very new to USB. My project is wireless related (not > USB) and I am in the process of testing the Linux (kernel 2.6.16.15) > wireless performance using wireless usb devices. I use D-Link USB > (54Mb