linux-usb-devel mailing list

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Greg KH
[2.6.22.2 review 21/84] USB: fix warning caused by autos ...
From: Alan Stern <stern@rowland.harvard.edu> This patch (as937) fixes a minor bug in the autosuspend usage-counting code. Each hub's usage counter keeps track of the number of unsuspended children. However the current driver increments the counter after registering a new child, by which time the child may already have been suspended and caused the counter to go negative. The obvious solution is to increment the counter before registering the child. Signed-off-by: Alan Stern ...
Aug 7, 1:44 pm 2007
Greg KH
[2.6.22.2 review 22/84] usb-serial: Fix edgeport regress ...
From: Adam Kropelin <akropel1@rochester.rr.com> Fix serious regression on non-EPiC edgeport usb-serial devices. Baud rate and MCR/LCR registers are not being written on these models due to apparent copy-n-paste errors introduced with EPiC support. Failure reported by Nick Pasich <Nick@NickAndBarb.net>. Signed-off-by: Adam Kropelin <akropel1@rochester.rr.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/usb/serial/io_edgeport.c | 19 ++++++++----------- 1 file ...
Aug 7, 1:44 pm 2007
Greg KH
Re: linux-usb-devel Digest, Vol 15, Issue 26
Great, thanks for letting me know. greg k-h ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the last form field ...
Aug 7, 1:12 pm 2007
Kevin Lloyd
Re: linux-usb-devel Digest, Vol 15, Issue 26
There are not any Sierra Wireless chips in the Dell laptops. -Kevin ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/ _______________________________________________ linux-usb-devel@lists.sourceforge.net To unsubscribe, use the ...
Aug 7, 12:35 pm 2007
Gabriel Maganis
Re: send data on "packet level"
I see. So the most I have access to from software are on the transaction level like you described before i.e. a SETUP transaction which is actually a SETUP packet followed by a DATA packet then an ACK packet? And I can't even do so unless I hack the host controller drivers? Thanks, Gabriel ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events ...
Aug 7, 11:48 am 2007
Alan Stern
Re: send data on "packet level"
[Please use Reply-to-All.] Not only is there no way to look at the SYNC and related fields from usb_control_msg() or usb_submit_urb() -- there is no way to look at them in software at all! The hardware strips those fields out before storing the data in the computer's memory. If you have an oscilloscope or USB bus analyzer, you can monitor the USB data lines and see the fields directly. Otherwise it's impossible. Alan ...
Aug 7, 9:57 am 2007
Felipe Balbi
Reseting USB HCD
Hello all, Is there a way of reseting USB HCD from userspace without removing the kernel module? I can see there's a method for reseting the controller (ehci_reset in my case) but it's called only when the device is first probed or as an error recovery method, am I right? David, I saw you're the one who implemented ehci controller support on linux, so do you remember coding such support? A way to reset the controller from userspace? Some ioctl? some sysfs interface? Is there any plans for ...
Aug 7, 9:27 am 2007
Felipe Balbi
Re: Reseting USB HCD
Hi, I'm reading (and implementing) the "USB Command Verifier Compliance Test Specification", on page 19 it gives me 3 starting states which I'll be using to issue the tests, those are "Default State", "Address State" and "Configured State", in order to achieve the Configured State I'd follow these steps: Configured State: The device is enumerated using the following procedure. 1. Reset the USB host controller. 2. For each port on the USB host controller turn on port power. 3. Sleep for 1 ...
Aug 7, 10:18 am 2007
David Brownell
Re: Reseting USB HCD
No. That would reset the entire bus ... which "should" only be done No past, current, or uture plans. Why would you want such a thing? - Dave ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> ...
Aug 7, 9:46 am 2007
Alan Stern
Re: Reseting USB HCD
Not quite. It isn't used for error recovery; when an error occurs it is called to insure the controller is quiescent. The driver doesn't really try to recover from errors. What's wrong with removing the kernel module to reset the driver? Alan Stern ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX ...
Aug 7, 9:41 am 2007
Mrs.Susan Wallace
Call to confirm...............(N-222-6747, E-900-56)
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Aug 7, 3:11 am 2007
Li Yang
[PATCH] fsl_usb2_udc: fix bug in processing setup requests
Kim Liu found that in the original code certain class setup requests are wrongly recognized and processed as standard setup requests. For that reason gadget ether can't work in RNDIS mode with Windows host. The patch fixes the setup request processing code, and makes class requests correctly passed to gadget layer. Signed-off-by: Kim Liu <KLiu@vixs.com> Signed-off-by: Li Yang <leoli@freescale.com> Cc: David Brownell <david-b@pacbell.net> --- drivers/usb/gadget/fsl_usb2_udc.c | 77 ...
Aug 7, 1:17 am 2007
Alan Stern
Re: send data on "packet level"
It depends on what you mean. Individual packets in USB don't form a complete communication; not much below the level of a transaction is meaningful. If that's good enough for you (a Setup transaction followed by an IN or OUT transaction for instance), you can do it by hacking the host controller drivers. If you really want control at the level of single packets, you will have to build your own hardware. Normal host controllers don't provide that capability. But why would you want to ...
Aug 7, 7:16 am 2007
Greg KH
Re: [PATCH] add support for Dell Wireless Broadband (aka WWAN)
Are you positive these are really not sierra wireless chipsets inside of these devices? thanks, greg k-h ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> ...
Aug 6, 10:20 pm 2007
Faidon Liambotis
Re: [PATCH] add support for Dell Wireless Broadband (aka WWAN)
To be honest, no, I can't be 100% sure. However, Dell has a business deal with Novatel to rebrand cards and from Googling it there doesn't seem to be a second deal with Sierra. Since these are not recognized by default, users either think that the hardware is not supported by Linux or they try with usbserial.ko (driver binding should work but it seems it isn't very popular). At least that's what Google suggests. I think that adding them to option.ko will actually help in recognizing false ...
Aug 7, 12:35 am 2007
Jason LeBrun
Re: Problem with 2GB card using USB SD card reader
Hi Matthew et al., I've gotten around to creating a log of the verbose debug output when I attach the card reader with an SD card inserted. This is a multi card reader with 4 slots for different media type, the other three of which are empty. I've placed the log here: http://www.opensourcejason.info/files/usb-storage-attach-debug Cheers, Jason ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping ...
Aug 7, 2:22 pm 2007
Amit Kucheria
Re: [PATCH] USB: Only enable autosuspend by default on c ...
https://bugs.launchpad.net/bugs/85488 Most of the current quirks list was assembled by Oliver from this thread IIRC. /Amit -- Amit Kucheria, Linux developer
Aug 7, 2:14 am 2007
Alan Stern
Re: [PATCH] USB BIOS early handoff only when the we the ...
This patch is definitely wrong (besides being line-wrapped). Note that EHCI_USBLEGSUP_OS is equal to (1 << 24) -- it makes no sense to use it as an argument for a byte-sized write. Also note that the two low-order bytes in the USBLEGSUP register are read-only; you shouldn't try to write them at all. It looks like you are simply attempting to do what the previous line of code already does. Alan Stern ------------------------------------------------------------------------- This ...
Aug 7, 7:37 am 2007
David Engraf
Re: [PATCH] USB BIOS early handoff only when the we the ...
You said your Intel board has also problems with the handoff. Could you try the follwing patch, because the EHCI documentation says that the OS must set the EHCI_USBLEGSUP_OS bit and then wait until EHCI_USBLEGSUP_BIOS is cleared. The kernel never uses the EHCI_USBLEGSUP_OS flag at the moment. On my system there is no change, but maybe this patch works on your system. Thanks David Engraf linux-2.6.22.1 diff -puN drivers/usb/host/pci-quirks_orig.c drivers/usb/host/pci-quirks.c --- ...
Aug 7, 1:44 am 2007
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