Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Federico Manzan
On 05/24/2013 03:51 PM, Alan Stern wrote: diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index caefc80..7ac137e 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1287,9 +1287,11 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb

Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Sergei Shtylyov
Hello. On 24-05-2013 12:47, Federico Manzan wrote: Increase the current arbitrary limit for isocronous packet size to a value large enough to account for USB 3.0 super bandwidth streams, bMaxBurst (0~15 allowed, 1~16 packets) bmAttributes (bit 1:0, mult 0~2, 1~3 packets) so the size max for

Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Alan Stern
On Fri, 24 May 2013, Federico Manzan wrote: > Increase the current arbitrary limit for isocronous packet size to a > value large enough to account for USB 3.0 super bandwidth streams, > bMaxBurst (0~15 allowed, 1~16 packets) > bmAttributes (bit 1:0, mult 0~2, 1~3 packets) > so the size max for

[PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Federico Manzan
Increase the current arbitrary limit for isocronous packet size to a value large enough to account for USB 3.0 super bandwidth streams, bMaxBurst (0~15 allowed, 1~16 packets) bmAttributes (bit 1:0, mult 0~2, 1~3 packets) so the size max for one USB 3 isocronous transfer is 1024 byte * 16 * 3 =

[PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Federico Manzan
Increase the current arbitrary limit for isocronous packet size to a value large enough to account for USB 3.0 super bandwidth streams, bMaxBurst (0~15 allowed, 1~16 packets) bmAttributes (bit 1:0, mult 0~2, 1~3 packets) so the size max for one USB 3 isocronous transfer is 1024 byte * 16 * 3 =

Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Alan Stern
On Fri, 24 May 2013, Federico Manzan wrote: Increase the current arbitrary limit for isocronous packet size to a value large enough to account for USB 3.0 super bandwidth streams, bMaxBurst (0~15 allowed, 1~16 packets) bmAttributes (bit 1:0, mult 0~2, 1~3 packets) so the size max for one USB

Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Sergei Shtylyov
Hello. On 24-05-2013 12:47, Federico Manzan wrote: Increase the current arbitrary limit for isocronous packet size to a value large enough to account for USB 3.0 super bandwidth streams, bMaxBurst (0~15 allowed, 1~16 packets) bmAttributes (bit 1:0, mult 0~2, 1~3 packets) so the size max for

Re: [PATCH] usbfs: Increase arbitrary limit for USB 3 isopkt length

2013-05-24 Thread Federico Manzan
On 05/24/2013 03:51 PM, Alan Stern wrote: diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index caefc80..7ac137e 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1287,9 +1287,11 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb