tested with SN9C102_ALTERNATE_SETTING = 8 only.
It's likely that you will not get any data with different values at high
resolutions, as the controller is configured for that value.
Best regards
Luca Risolia
On Monday 14 May 2007 12:36:01 Marek Brudka wrote:
> Hi,
>
> The pr
version of the sn9c102 used in these
tests is available at http://www.linux-projects.org or included in
2.6.21-mm2.
Best regards
Luca
-- Forwarded Message --
Subject: sn9c102 vs 2.6.21 problems
Date: sabato 12 maggio 2007
From: [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
I have a
En/na Luca Olivetti ha escrit:
> En/na Luca Olivetti ha escrit:
>
>> Hello,
>> I'd like to write a driver (or a userspace program) to interface with
>> this phone:
>>
>> http://www.topcom.net/productfiche.php?i=432&g=17
[...]
> Looking at the
En/na Luca Olivetti ha escrit:
> Hello,
> I'd like to write a driver (or a userspace program) to interface with
> this phone:
>
> http://www.topcom.net/productfiche.php?i=432&g=17
>
> I contacted topcom but I doubt they'll reply with the required
> info
e (also recognized) and a "megawin technology usb bridge".
Though the audio adapter apparently works, no audio is routed to the
phone, besides I'd like to control the display and use the keys.
If this is the right list to ask
Il Sun, Feb 18, 2007 at 11:24:18AM -0500, Alan Stern ha scritto:
> On Sat, 17 Feb 2007, Luca Tettamanti wrote:
>
> > Hello,
> > whenever I plug a mouse into my laptop I get this message:
> >
> > hub 1-0:1.0: Cannot enable port 5. Maybe the USB cable is bad?
> &
e
hub 4-0:1.0: USB hub found
hub 4-0:1.0: 2 ports detected
usb 3-2: new low speed USB device using ohci_hcd and address 2
usb 3-2: configuration #1 chosen from 1 choice
input: Agiler 3D USB Mouse as /class/input/input7
input: USB HID v1.00 Mouse [Agiler 3D USB Mouse] on usb-:00:03.1-2
usb 3
een able to
reproduce it.. so it seems to work, i'll tell you when/if it breaks!
ciao
Luca
-
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology
aylook012 kernel: usb 1-2: FTDI USB Serial Device
converter now attached to ttyUSB1
Jul 7 17:06:37 aylook012 kernel: ftdi_sio ttyUSB0: FTDI USB Serial
Device converter now disconnected from ttyUSB0
I'll retry with 2.6.18-rc1 ASAP.
ciao
Luca
--
Luiz Fernando N. Capitulino wrote:
> On Thu, 06 Jul 2006 17:35:27 +0200
> Luca Ognibene <[EMAIL PROTECTED]> wrote:
>
> | Hi, i have an error very often when using a USB modem (from Hamlet) to
> | connect to gprs. This is the log from /var/log/messages:
> |
> | Jul 6 1
ZC0301 driver bugfix.
Use correct PID/VID USB entries.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Best regards,
Luca Risolia
---
diff -uprN -X b/Documentation/dontdiff a/Documentation/usb/zc0301.txt
b/Documentation/usb/zc0301.txt
--- a/Documentation/usb/zc0301.txt 2006-02-25
ZC0301 driver updates.
Changes: + new, - removed, * cleanup, @ bugfix
@ Need usb_get|put_dev() when disconnecting, if the device is open
* Cleanups and updates in the documentation
+ Use per-device sensor structures
+ Add frame_timeout module parameter
Signed-off-by: Luca Risolia <[EM
()
when waiting for video frames
* replace wake_up_interruptible(&wait_stream) with wake_up(&wait_stream)
* Cleanups and updates in the documentation
+ Use per-device sensor structures
+ Add support for PAS202BCA image sensors
+ Add frame_timeout module parameter
Signed-off-by: Luca Risolia
t module parameter
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Best regards,
Luca Risolia
---
diff -uprN -X b/Documentation/dontdiff a/Documentation/usb/et61x251.txt
b/Documentation/usb/et61x251.txt
--- a/Documentation/usb/et61x251.txt2006-02-25 06:00:11.0 +
+++ b/Doc
This patch adds credits about the ZC0301 and ET61X[12]51
USB drivers which have been included in the mainline kernel
recently.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
---
--- b/CREDITS.orig 2006-02-08 00:42:26.0 +
+++ b/CREDITS 2006-02-08 00:41:36.0
deo frames;
- replace erroneous wake_up_interruptible(&wait_stream) with
wake_up(&wait_stream);
- Cosmetic cleanups in the documentation.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, please apply the patch to your tree.
Andrew, since I do not have much time to investigate
SN9C10x driver updates:
- Use kzalloc() instead of kmalloc()
- Move some macro definitions from sn9c102.h to sn9c102_core.c
- Use vfree() and vmalloc_32() instead of rvfree() and rvmalloc()
- Fix mmap() sys call
- Documentation updates
Singned-off-by: Luca Risolia <[EMAIL PROTECTED]>
---
herefore, there seems to be no good reason spending some bytes of
> kernel memory for hooks for the w9968cf-vpp module.
It's okay, but could you complete the patch by updating the
documentation w9968cf.txt as well?
Thanks
Luca Risolia
>
>
> Signed-off-by: Adrian Bunk <[EM
>cam->usbdev.dev
>instead if you need it?
I only passed &cam->dev to dev_info(), dev_warn()
and dev_err() for debugging purposes. I think it's
safe: do you need another patch before
applying the actual source code?
Best regards
Luca Risolia
pgpFpRRLlwEBm.pgp
Description: PGP signature
On Fri, Sep 09, 2005 at 05:08:48PM -0400, Alan Stern wrote:
> On Fri, 9 Sep 2005, Luca Risolia wrote:
>
> > Do you know what's the best approach to avoid power consuption
> > while an USB2 device is not in use?
>
> At the moment, two solutions occur to me
dule
again becouse the USB core does not resume the device on probe().
In facts, from usb.c:
100 /* FIXME we'd much prefer to just resume it ... */
101 if (interface_to_usbdev(intf)->state == USB_STATE_SUSPENDED)
102 return -EHOSTUNREACH;
Thanks in advance.
?
In case, contact me privatly.
Some drivers are available at:
http://www.linux-projects.org
Best regards
Luca
---
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September 19-22, 2005 * San Francisco, CA * Develop
On Wed, Jul 13, 2005 at 03:21:34AM +0400, Alexey Dobriyan wrote:
> > + if (le16_to_cpu(ov7630.usbdev->descriptor.idProduct) != 0x608f &&
> > + le16_to_cpu(ov7630.usbdev->descriptor.idProduct) != 0x602c)
>
> You can switch to cpu_to_le16(). Those on the right side are constants.
Hmm. Aren
On Wed, Jul 13, 2005 at 03:21:34AM +0400, Alexey Dobriyan wrote:
> On Tuesday 12 July 2005 22:56, Greg KH wrote:
> > drivers/usb/media/sn9c102_ov7630.c | 394
>
> > + Add support for OV7630 image sensors
>
> > --- /dev/null
> > +++ b/drivers/usb/media/sn9c102_ov7630.c
>
> >
On Thu, Jul 07, 2005 at 10:18:37AM -0700, [EMAIL PROTECTED] wrote:
> > From: Alan Stern <[EMAIL PROTECTED]>
> > Date: Thu, 7 Jul 2005 10:08:39 -0400 (EDT)
> >
> > On Thu, 7 Jul 2005, Luca Risolia wrote:
> >
> > > Hello,
> > >
> > >
Hello,
Frames from isochrnous transfers report error code -45, which
is "Level 2 not synchronized".
Could you explain the meaning of that error and the possible
reasons why it happens?
Thanks in advance.
Luca
---
SF.Net email is
Greg, my previous patch is broken. Use the one below.
SN9C10x driver updates.
Changes: + new, - removed, * cleanup, @ bugfix
@ Remove bad get_ctrl()'s
* Documentation updates
+ Add 0x0c45/0x602d to the list of SN9C10x based devices
+ Add support for OV7630 image sensors
Signed-off-by:
SN9C10x driver updates.
Changes: + new, - removed, * cleanup, @ bugfix
@ Remove bad get_ctrl()'s
* Documentation updates
+ Add 0x0c45/0x602d to the list of SN9C10x based devices
+ Add support for OV7630 image sensors
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, please a
Scrive Greg KH <[EMAIL PROTECTED]>:
> On Tue, Mar 15, 2005 at 06:20:34PM +0100, Luca Risolia wrote:
> > Greg,
> > after many months since the inclusion in -ac tree, the pwc driver in
> the
> > -mm tree _still_ implements decompression in kernelspace, w
ernel releases?
Thanks,
Luca Risolia
---
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Scrive Adrian Bunk <[EMAIL PROTECTED]>:
> On Tue, Mar 01, 2005 at 06:46:03PM +0100, Luca Risolia wrote:
> > Scrive Adrian Bunk <[EMAIL PROTECTED]>:
> >
> > > I noticed the following regarding
ere's no w9968cf-vpp module in the kernel sources
w9968cf-vpp is an optional, gpl'ed module, which can not be included in the
mainline kernel, as I explained in the documentation of the driver.
Regards,
Luca
---
SF email is
+++---
> > 1 files changed, 255 insertions(+), 238 deletions(-)
>
> Ick, this doesn't apply over Luca's previous patch. Luca, care to
> respin this and send it to me?
Yes, I'll do this in a week or so...
Thanks.
--
them
> onto the stack at one time.
Okay, thanks.
Luca Risolia
---
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SN9C10x driver bugfix.
Changes:
@ Calculate correct image size in urb_complete()
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, please apply to your kernel tree.
---
diff -uprN -X dontdiff a/drivers/usb/media/sn9c102_core.c
b/drivers/usb/media/sn9c102_core.c
--- a/drivers/usb
SN9C10x bugfix and small updates.
Changes:
@ Allocate the correct number of buffer memory bytes for read()
* Wakeup interruptible events on DEV_MISCONFIGURED status
* Allocate the exact number of buffers (nreadbuffers) in poll()
* Documentation updates
Signed-off-by: Luca Risolia <[EM
SN9C10x driver updates.
Changes:
@ Fix the sysfs interface
@ Fix allocated minor number after device detection
+ Add "force_munmap" module parameter
+ Documentation updates
+ Add support for old VIDIOC_S_PARM_OLD and VIDIOC_S_CTRL_OLD ioctl's
Signed-off-by: Luca Risolia &l
On Wed, Nov 24, 2004 at 08:12:10AM +0100, Vojtech Pavlik wrote:
> On Wed, Nov 24, 2004 at 03:40:14AM +0100, Luca Risolia wrote:
>
> > > The fact that the camera contains an OmniVision sensor and the fact that
> > > it uses the ovcamchip module don't imply
> > However facts still remain. I only hope you won't include color
> > conversions before submitting the driver to the mainline kernel,
> > be "ovcamchip" used or not as i2c_driver for the OV image sensors.
> The driver doesn't contain any _color_ conversions at this moment.
> It contains a geome
On Tue, Nov 23, 2004 at 08:52:22AM +0100, Vojtech Pavlik wrote:
> On Tue, Nov 23, 2004 at 01:09:15AM +0100, Luca RIsolia wrote:
>
> > > > Since format conversion is generally not allowed in the kernel anymore,
> > > > I'll probably have to remove it ev
tigate further.
> Interesting. For my robotics project I simply flipped the camera and
> removed the software flip implementation altogether.
To preserve the R,G or B origin in the output from the image sensor,
you should shift the active pixel area (w=2a,h=2b) one pixel in the
appropriate dir
pplication developers" paragraph
about video formats and compressed data.
+ Documentation updates about the new features
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
---
diff -uprN -X dontdiff a/Documentation/usb/sn9c102.txt
b/Documentation/usb/sn9c102.txt
--- a/Documentation/usb/
On Mon, 8 Nov 2004 04:12:58 +0100
Luca Risolia <[EMAIL PROTECTED]> wrote:
> On Sun, 7 Nov 2004 21:40:58 +0100
> Oliver Neukum <[EMAIL PROTECTED]> wrote:
>
> > Am Sonntag, 7. November 2004 22:41 schrieb Luca Risolia:
> > > > Is it used within a kernel thread
On Sun, 7 Nov 2004 21:40:58 +0100
Oliver Neukum <[EMAIL PROTECTED]> wrote:
> Am Sonntag, 7. November 2004 22:41 schrieb Luca Risolia:
> > > Is it used within a kernel thread?
> > > If not, any signal can arrive at any time through the kill syscall.
> >
>
On Sun, 7 Nov 2004 20:41:31 +0100
Oliver Neukum <[EMAIL PROTECTED]> wrote:
> Am Sonntag, 7. November 2004 20:47 schrieb Luca Risolia:
> > On Sun, 7 Nov 2004 19:24:04 +0100
> > Oliver Neukum <[EMAIL PROTECTED]> wrote:
> >
> > > Am Sonntag, 7. November 2
On Sun, 7 Nov 2004 19:24:04 +0100
Oliver Neukum <[EMAIL PROTECTED]> wrote:
> Am Sonntag, 7. November 2004 20:19 schrieb Luca Risolia:
> > On Sun, 7 Nov 2004 13:45:49 +0100
> > Oliver Neukum <[EMAIL PROTECTED]> wrote:
> >
> > > Am Sonntag, 7. November 200
On Sun, 7 Nov 2004 13:45:49 +0100
Oliver Neukum <[EMAIL PROTECTED]> wrote:
> Am Sonntag, 7. November 2004 14:25 schrieb Luca Risolia:
> > +int sn9c102_stream_interrupt(struct sn9c102_device* cam)
> > +{
> > + int err = 0;
> > +
> > + cam->
pressed video: V4L2_PIX_FMT_SN9C10X
+ VIDIOC_S_JPEGCOMP and VIDIOC_G_JPEGCOMP are used to set or get the current
compression quality
+ New documentation note in "Notes for V4L2 application developers" paragraph
about video formats and compressed data.
+ Documentation updates about
Small W996[87]CF documentation updates.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
diff -uprN -X dontdiff a/Documentation/usb/w9968cf.txt b/Documentation/usb/w9968cf.txt
--- a/Documentation/usb/w9968cf.txt 2004-08-14 07:37:26.0 +0200
+++ b/Documentation/usb/w9968cf.txt
Alle 21:51, mercoledì 6 ottobre 2004, hai scritto:
> Hello Luca,
>
> The text appears to show that the device accepts high-speed only, and
> a disconnect from a high-speed hub 4, and a reconnect to a full-speed
> hub 2 is doomed to fail.
Hello Gerald,
that is not
These new entries may be fixed/added to the list of "multimedia
device" drivers available at http://www.linux-usb.org/devices.html:
TypeStatus MaintainerWhere to find
-- ---
W996[87]CF Working Luca Risolia ke
its maintainer -
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
---
diff -uprN -X dontdiff a/Documentation/usb/sn9c102.txt b/Documentation/usb/sn9c102.txt
--- a/Documentation/usb/sn9c102.txt 2004-09-13 17:36:48.0 +0200
+++ b/Documentation/usb/sn9c102.txt 2004-09-13
A new stable driver for Etoms ET61X151 and ET61X251 conntected to
various image sensor is available for interested companies.
I may be contacted by email for more informations.
Homepage: http://go.lamarinapunto.com
Thanks,
Luca.
pgpkzlYHajFEJ.pgp
Description: PGP signature
h "SN9C10x"
- Add red, green, blue gain controls to the SN9C103
- Memory offsets are now page-aligned
- Fix typos in the documentation
- Documentation updates
- Setting bounds are checked by the core module
- Add exposure control for TAS51130D1B
Signed-off-by: Luca Risolia <[EMAIL PR
a note to the documentation about correct image downscaling selection
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, please apply.
Thanks,
Luca
diff -uprN -X dontdiff linux-2.6.7/Documentation/usb/sn9c102.txt
devel-2.6.7/Documentation/usb/sn9c102.txt
--- linux
This is a small patch against Greg's tree.
Changes:
- Correct calculation of R,G,B origin
- Gain fixes for PAS106B and PAS202BCB image sensors
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, if possible, I would like to see this patch applied before
2.6.8 is out.
Thanks,
Oops, one more.
Greg, please apply this after the previous patch.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
--- devel-2.6.7/drivers/usb/media/Makefile.orig 2004-08-03 10:56:17.092006424 +0200
+++ devel-2.6.7/drivers/usb/media/Makefile 2004-08-03 10:53:49.359465184 +0200
@@ -3,
ther small cleanups
* Remove "EXPERIMENTAL" symbol from KConfig
+ Add support for PAS202BCB sensor (thanks to
Carlos Eduardo Medaglia Dyonisio)
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
Greg, please apply.
Thanks,
Luca Risolia
diff -uprN -X dontdiff linux-2.6.7/Doc
I forgot to add an entry in MAINTAINERS about the new SN9C10[12] driver.
Greg, please apply.
Thanks.
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
--- devel-2.6.7/MAINTAINERS.orig2004-07-15 13:03:03.442060336 +0200
+++ devel-2.6.7/MAINTAINERS 2004-07-15 13:04:06.911411528
#include
Signed-off-by: Luca Risolia <[EMAIL PROTECTED]>
---
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digital self defense, top technical expe
> +#include
>
> #include "sn9c102_sensor.h"
>
Okay, thanks.
Luca
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odule communication routines and use the
correct module registration/unregistration approach;
- remove period at the end of kernel messages;
- fix several typos;
- use MODULE_VERSION() macro;
- other small internal cleanups;
- documentation updates.
Signed-off-by: Luca Risolia <[EMAIL PROTECTE
I have been trying to send a patch for several hours, but
it seems that this mailing list discards my emails silently.
The patch is almost 220 KB long. Is this size a problem? If yes,
I think I will have to split the patch in many - not really
logical - parts and send them again..
Thanks.
pgpf
cent bayer format, it is
unlikely that it will crash the kernel.
Look at the homepage for further informations.
Thanks,
Luca Risolia
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On Thu, 1 Jul 2004 11:06:21 -0400 (EDT)
Alan Stern <[EMAIL PROTECTED]> wrote:
> > It's worth to note that a number of drivers under usb/media/
> > still implement "simple" urb removal (urb_unlink()+free_urb())
> > without the above mechanism and prope
een included in the mainline kernel.
Luca
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---
This SF.Net
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Is usb_kill_urb() supposed to be submitted before Linux 2.6.8 is out?
I need this information for my plans about a driver.
Thanks in advance.
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Hash: SHA1
On Fri, 11 Jun 2004 09:17:48 -0700
Greg KH <[EMAIL PROTECTED]> wrote:
> On Fri, Jun 11, 2004 at 06:31:07AM +0200, Luca Risolia wrote:
> > >unsigned int cmd, void* arg)
> > > {
> > > stru
unsigned int cmd, unsigned long arg,
int (*func)(struct inode *inode, struct file *file,
unsigned int cmd, unsigned void *arg))
What you have patched in your patch is the function pointed
by "func" above, which should already receive the __user
ere were no problems with Andrew Morton's rtc-debug patch.
Luca
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**
* Video decoder for the W996[87]CF driver for Linux. *
* *
* Copyright (C) 2003 2004 by Luca Risolia <[EMAIL PROTECTED]> *
*
w now...
Thanks, Luca.
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On Tue, 1 Jun 2004 11:20:48 -0400 (EDT)
Alan Stern <[EMAIL PROTECTED]> wrote:
> On Tue, 1 Jun 2004, Luca Risolia wrote:
>
> > It seems usb_unlink_urb(submitted_urb) causes a kernel
> > oops if called after the usbcore completes usb_disconnect(),
> > during fileo
It seems usb_unlink_urb(submitted_urb) causes a kernel
oops if called after the usbcore completes usb_disconnect(),
during fileop->close(), when the device is hardware-disconnected
while streaming.
Below is the oops from the
nfo(), and warn()
> macros to use dev_err(), dev_info(), and dev_warn() instead.
>
> thanks,
>
> greg k-h
Sorry for the delay, I was out of town. The patch works for me.
I will provide a patch for the w9968cf driver once the final
ovcamchip module
This patch contains updates and one bug fix.
I have to send it as .gz attachment, since there were accented
charachters in the original code. This problem has been fixed as well.
Greg, please apply.
Thanks.
Luca Risolia
patch-2.6.1.gz
Description: GNU Zip compressed data
pgp0.pgp
you to replace the old one. Please tell me whether I
need to wait for Linux 2.6.0 to be out or not.
Thanks,
Luca Risolia
patch-2.4.23.gz
Description: GNU Zip compressed data
arinapunto.com
It can achieve 25 fps, 640x480 16-bit quality video frames.
ADS-USBx-2020 is not supported. I posted a message to the related
mailing list for asking for its specifications, but I think they did
not even read the message...
Nevertheless, I have found which sensor it m
problem. Can the driver be included into Linux 2.4.23 as well? I have
sent the patch for it again, after the problems I had with the mail
client. You can find it in my previous post. :-)
Thanks.
-Luca
---
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rry for being vague.
No problem, I only wanted to be sure of what change we were talking about.. :-)
Thanks for the precious help.
-Luca
---
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Welcome to g
atch, if possible.
>
> And do you want to make the same change Oliver suggested here too?
Which one? I don't see any changes by Oliver in the mailing list.
If you mean the change I proposed for the bug that Oliver has found,
then yes..
Sorry for this second message, but I had a problem w
ested here too?
Which one? I don't see any changes by Oliver in the mailing list.
If you mean the change I proposed for the bug that Oliver has found,
then yes..
Thanks.
- Luca
---
This sf.net email is sponsored by:ThinkGeek
Welcome t
On Sat, 27 Sep 2003 18:35:22 +0200
Oliver Neukum <[EMAIL PROTECTED]> wrote:
> Am Samstag, 27. September 2003 14:56 schrieb Luca Risolia:
>
> Hi,
>
> congratulations to the driver, it is looking good.
> However, I've found one somewhat obscure bug.
> This piece of
will not be portable to other platforms unless you provide the
> 32-64 bit thunking layer, so no one with x86-64 boxes will be able to
> use your driver.
'ovcamchip' is the i2c-kernel-driver for the i2c-adapter included in the
w9968cf v4l1 driver, Typical I2C communication mech
The patch is too long to be posted in a mailing list (SubmittingPatches, chapter 7)
It is available at:
http://go.lamarinapunto.com/downloads/patch
Thanks.
---
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Welcome to geek heaven.
http://think
amera Chip. *
* *
* Copyright (C) 2002 2003 by Luca Risolia <[EMAIL PROTECTED]>*
* *
* This program is free software; you can redistribute
> On Mon, Sep 08, 2003 at 01:49:02PM +0200, Luca Risolia wrote:
> > Hello,
> > I'd like to submit the W996[87]CF driver to the Linux kernel 2.4 and
> > 2.6. I have already sent an email to Linus, but I don't know whether
> > he has the time to answer.
>
&g
owed in official kernels.
- Thanks, Luca Risolia
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to associate a node with the hub where the device
is connected to, but I am not sure if this works, given that the same problem
might happen with some hubs.
Any other ideas?
Luca
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This is a new (still experimental) project for w9968cf chip based USB webcams
(Video Blaster Webcam Go & Go plus )
http://go.lamarinapunto.com
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> The camera must be powered on first before some of the
> registers work. Some registers are locks, which control
> access to other registers. See the vendor documentation.
Yes, i know. The command to power on the camera is exactly that one i wrote in
the example in the previous message. The p
Hello, i am writing an usb driver for my webcam and i need to know
why usb_control_msg() fails when i try to set a register.
Specifications say:
"Vendor-Specific requests:
The W9968CF supports two vendor-specific requests for the control registers
In/Out transfers on the default pipe (endpoi
Hello, i am trying to write an usb driver for my webcam and i need to know
why usb_control_msg() fails when i try to set a register.
Specifications say:
"Vendor-Specific requests:
The W9968CF supports two vendor-specific requests for the control registers
In/Out transfers on the default pipe
Hello
I am trying to write a driver for my usb camera.
The problem is that i can't understand what goes wrong every time the driver
tries to write to a register to send a command (no data on return). This is
the function:
static int my_set_reg(struct usb_device *udev, __u16 value, __u16 inde
y 30 17:17:06 2002
@@ -0,0 +1,1208 @@
+/*
+ * ATM driver for the Alcatel SpeedTouch USB DSL modem, version 2.x
+ * Copyright 2002 Luca Barbieri
+ * Derived from the 1.5 version of Johan Verrept's driver (see notice below).
+ *
+ * This program is free software; you can redistribute i
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