Re: [linux-usb-devel] opening a device

2005-07-01 Thread Oliver Neukum
Am Freitag, 1. Juli 2005 17:58 schrieben Sie: > Thanks! > > Yes that is my question! What will be the parameter for syscall open(). How > will i get path of the USB device dynamically ? If you absolutely insist on doing this dynamically, you should run hald and query it via D-BUS. This question i

Re: [linux-usb-devel] opening a device

2005-07-01 Thread Oujin rera
t: Friday, July 01, 2005 6:57 PM Subject: Re: [linux-usb-devel] opening a device > Am Freitag, 1. Juli 2005 14:37 schrieb oujin.rera: > > Thanks again! > > > > But when will "open method" of the driver be called !! Am I missing > > something :-( > >

Re: [linux-usb-devel] opening a device

2005-07-01 Thread Alan Stern
On Fri, 1 Jul 2005, Oliver Neukum wrote: > Am Freitag, 1. Juli 2005 14:37 schrieb oujin.rera: > > Thanks again! > > > > But when will "open method" of the driver be called !! Am I missing > > something :-( > > It is called when the syscall open() is called from user space. Oliver, you're missin

Re: [linux-usb-devel] opening a device

2005-07-01 Thread Oliver Neukum
Am Freitag, 1. Juli 2005 14:37 schrieb oujin.rera: > Thanks again! > > But when will "open method" of the driver be called !! Am I missing > something :-( It is called when the syscall open() is called from user space. Regards Oliver

Re: [linux-usb-devel] opening a device

2005-07-01 Thread oujin.rera
Thanks again! But when will "open method" of the driver be called !! Am I missing something :-( TIA OuJin - Original Message - From: "Oliver Neukum" <[EMAIL PROTECTED]> To: "oujin.rera" <[EMAIL PROTECTED]> Cc: Sent: Friday, July 01, 2005 5:36 P

Re: [linux-usb-devel] opening a device

2005-07-01 Thread Oliver Neukum
Am Freitag, 1. Juli 2005 11:56 schrieb oujin.rera: > In the above code "open" requires a file name. How do i find the name of the > USB device along with the path ? Normally you don't. You claim a range of minor numers in your driver descriptor and use the corresponding device nodes. HTH

Re: [linux-usb-devel] opening a device

2005-07-01 Thread oujin.rera
A OuJin - Original Message - From: "Oliver Neukum" <[EMAIL PROTECTED]> To: Cc: "oujin.rera" <[EMAIL PROTECTED]> Sent: Friday, July 01, 2005 1:57 PM Subject: Re: [linux-usb-devel] opening a device Am Freitag, 1. Juli 2005 07:42 schrieb oujin.rera: > Hi &g

Re: [linux-usb-devel] opening a device

2005-07-01 Thread Oliver Neukum
Am Freitag, 1. Juli 2005 07:42 schrieb oujin.rera: > Hi > > I have a very basic question. > > I have written a Kernel driver for an USB device. Now I want to write an > user space application to open the device and get the handle. What will the > parameter(Path) to the "open" function in the use

[linux-usb-devel] opening a device

2005-06-30 Thread oujin.rera
Hi I have a very basic question. I have written a Kernel driver for an USB device. Now I want to write an user space application to open the device and get the handle. What will the parameter(Path) to the "open" function in the user application. How will I find to which hub port my device is con