Re: I'd like to donate a MacBook Pro

2017-05-01 3:03 GMT-06:00 Lukas Wunner : > On Mon, 1 May 2017 00:27:41 -0600, Alex Henrie wrote: >> I am confident that this is a common problem because I have found >> various other users complaining about it: >> >> https://bbs.archlinux.org/viewtopic.php?pid=1613363#p1613363 >>

Re: Chipidea USB controller hangs in peripheral mode under high memory bus pressure

On Tue, May 02, 2017 at 03:07:03PM +0300, Laurent Pinchart wrote: > Hello, > > I ran into an issue with a Xilinx Zynq XC7Z010 system. The system acts as a > USB peripheral, using the UVC gadget driver. > > When transferring high bandwidth data over USB in isochronous mode, complete > system

Re: Asmedia USB 1343 crashes

On Tuesday, May 2, 2017 8:04:28 PM MDT Thomas Fjellstrom wrote: > On Monday, May 1, 2017 12:08:55 PM MDT Thomas Fjellstrom wrote: > > On Monday, May 1, 2017 1:57:53 PM MDT Alan Stern wrote: > > > On Mon, 1 May 2017, Thomas Fjellstrom wrote: > > > > On Monday, May 1, 2017 10:54:12 AM MDT Alan Stern

Re: Asmedia USB 1343 crashes

On Monday, May 1, 2017 12:08:55 PM MDT Thomas Fjellstrom wrote: > On Monday, May 1, 2017 1:57:53 PM MDT Alan Stern wrote: > > On Mon, 1 May 2017, Thomas Fjellstrom wrote: > > > On Monday, May 1, 2017 10:54:12 AM MDT Alan Stern wrote: > > > > On Mon, 1 May 2017, Thomas Fjellstrom wrote: > > > > >

Re: chipidea USB controller on IMX6solo processor does not give interrupt on quick connection and discconection

On Tue, May 02, 2017 at 12:47:46PM +0530, Anshuman Tripathy wrote: > Hello All, > > > I am working on wanboard and the processor there is IMX6solo series . > The USB controller is chipidea one . > > The drivers are all chipidea opensource driver. > > > I have a requirement of connecting

Re: dwc3 udc driver

On Tue, May 02, 2017 at 08:14:10PM -0500, Bin Liu wrote: > On Tue, May 02, 2017 at 05:05:32PM -0400, Ed Lizard wrote: > > I'm having trouble seeing the udc driver for dwc3 in /sys/class/udc. > > > > We are moving platforms from musb on 2.6.37 to dwc3 on 4.6. Whew, a > > lot has changed since we

Re: dwc3 udc driver

On Tue, May 02, 2017 at 05:05:32PM -0400, Ed Lizard wrote: > I'm having trouble seeing the udc driver for dwc3 in /sys/class/udc. > > We are moving platforms from musb on 2.6.37 to dwc3 on 4.6. Whew, a > lot has changed since we were stuck on the old kernel. > > It looks like libusbgx and udc is

[PATCH] Fix for new version of realtek r8153

From: jake Fix for new version of realtek r8153 not being recognised by the r8152 driver. The new version of the device with idVendor=0bda, idProduct=8153 is 6010 and treating it as if it was a 5c30 allow it to work. Error log: Apr 19 09:55:13 devotron kernel: [

Re: [PATCH v8 1/5] x86: add simple udelay calibration

On 03/21/2017 04:01 AM, Lu Baolu wrote: > Add a simple udelay calibration in x86 architecture-specific > boot-time initializations. This will get a workable estimate > for loops_per_jiffy. Hence, udelay() could be used after this > initialization. This breaks Xen PV guests since at this point,

dwc3 udc driver

I'm having trouble seeing the udc driver for dwc3 in /sys/class/udc. We are moving platforms from musb on 2.6.37 to dwc3 on 4.6. Whew, a lot has changed since we were stuck on the old kernel. It looks like libusbgx and udc is the current method for a complex video/web gadget ( uvc and a

[usb-gadget-udc] question about null check after calling phys_to_virt() function

Hello everybody, While looking into Coverity ID 145958 I ran into the following piece of code at drivers/usb/gadget/udc/amd5536udc.c:852: } else if (i == buf_len) { /* first td */ td = (struct udc_data_dma *)phys_to_virt( req->td_data->next);

Re: VFS: busy inodes on changed media or resized disk sr0

Hello, Message in Linux 4.11.0-041100rc8-generic Regards, -- Cristian 2017-05-02 5:46 GMT-03:00 Oliver Neukum : > Am Freitag, den 28.04.2017, 16:56 -0400 schrieb Alan Stern: >> On Fri, 28 Apr 2017, Cristian wrote: >> >> > Hello, >> > >> > Message dmesg

Re: [PATCH v2] usb: gadget: udc: add null check before pointer dereference

On Tue, 2 May 2017, Gustavo A. R. Silva wrote: > Add null check before dereferencing dev->regs pointer inside > net2280_led_shutdown() function. > > Addresses-Coverity-ID: 101783 > Cc: Alan Stern > Signed-off-by: Gustavo A. R. Silva > --- >

Re: [PATCH] usb: host: remove unnecessary null check

On Tue, 2 May 2017, Gustavo A. R. Silva wrote: > Remove unnecessary null check. udev->tt cannot ever be NULL when this > section of code runs. > > Addresses-Coverity-ID: 100828 > Cc: Alan Stern > Signed-off-by: Gustavo A. R. Silva > --- >

Re: Kernel / USB bug

Hi I got this bug : using last kernel on Archlinux (4.10.13-1, since 4.4), an USB 3.0 external HDD dies all the time when writing on it. If you write slow, it works, but with high copy, it freezes. Tested on multiple computers, multiples disks, and multiple external disks. On dmesg I got this

[PATCH] USB: serial: ftdi_sio: fix setting latency for unprivileged users

Commit 557aaa7ffab6 ("ft232: support the ASYNC_LOW_LATENCY flag") enables unprivileged users to set the FTDI latency timer, but there was a logic flaw that skipped sending the corresponding USB control message to the device. Signed-off-by: Anthony Mallet --- Here is the

Re: [PATCH] usb: musb: musb_cppi41: Update an error message

On 05/02/2017 07:50 PM, Alexandre Bailon wrote: If dma_request_slave_channel() failed to return a channel, then the driver will print an error and request to defer probe. Update the error message to explain we are defrering probe. Signed-off-by: Alexandre Bailon ---

[PATCH v2] usb: gadget: udc: add null check before pointer dereference

Add null check before dereferencing dev->regs pointer inside net2280_led_shutdown() function. Addresses-Coverity-ID: 101783 Cc: Alan Stern Signed-off-by: Gustavo A. R. Silva --- Changes in v2: Move the net2280_led_shutdown() call later.

Re: [PATCH] usb: musb: musb_cppi41: Update an error message

On 05/01/2017 04:47 PM, Bin Liu wrote: Hi, On Fri, Apr 28, 2017 at 06:04:54PM +0200, Alexandre Bailon wrote: If dma_request_slave_channel() failed to return a channel, then the driver will print an error and request to defer probe. Update the error message to explain we are defrering probe.

[PATCH] usb: host: remove unnecessary null check

Remove unnecessary null check. udev->tt cannot ever be NULL when this section of code runs. Addresses-Coverity-ID: 100828 Cc: Alan Stern Signed-off-by: Gustavo A. R. Silva --- drivers/usb/host/ehci-sched.c | 2 +- 1 file changed, 1

Re: [PATCH] usb: gadget: udc: add null check before pointer dereference

Hi Alan, Quoting Alan Stern : On Mon, 1 May 2017, Gustavo A. R. Silva wrote: Add null check before dereferencing dev->regs pointer inside net2280_led_shutdown() function. Addresses-Coverity-ID: 101783 Signed-off-by: Gustavo A. R. Silva

RE: Asmedia USB 1343 crashes

From: Thomas Fjellstrom > Sent: 01 May 2017 14:40 > I've got a 970 Pro gaming aura motherboard with an Asmedia 1343 Usb 3.1 > controller. It's been consistently throwing errors and eventually crashing and > becomming unresponsive. ... I've an earlier Asmedia 1042 controller. It has a bug (which I

Re: [usb-host] question about pointer dereference before null check

Hi Alan, Quoting Alan Stern : On Mon, 1 May 2017, Gustavo A. R. Silva wrote: Hello everybody, While taking a look into Coverity ID 100828 I ran into the following piece of code at drivers/usb/host/ehci-sched.c:1096: u32 addr; int

Re: [PATCH] usb: musb: musb_cppi41: Update an error message

On Tue, May 02, 2017 at 08:07:44PM +0530, Sekhar Nori wrote: > On Tuesday 02 May 2017 06:24 PM, Bin Liu wrote: > > On Tue, May 02, 2017 at 11:21:54AM +0530, Sekhar Nori wrote: > >> Hi Alexandre, > >> > >> On Friday 28 April 2017 09:34 PM, Alexandre Bailon wrote: > >>> If

Re: [PATCH] USB: xhci: fix lock-inversion problem

On 02.05.2017 17:34, Alan Stern wrote: On Tue, 2 May 2017, Mathias Nyman wrote: On 01.05.2017 22:41, Alan Stern wrote: With threaded interrupts, bottom-half handlers are called with interrupts enabled. Therefore they can't safely use spin_lock(); they have to use spin_lock_irqsave().

Re: [PATCH] usb: musb: musb_cppi41: Update an error message

On Tuesday 02 May 2017 06:24 PM, Bin Liu wrote: > On Tue, May 02, 2017 at 11:21:54AM +0530, Sekhar Nori wrote: >> Hi Alexandre, >> >> On Friday 28 April 2017 09:34 PM, Alexandre Bailon wrote: >>> If dma_request_slave_channel() failed to return a channel, >>> then the driver will print an error and

Re: [PATCH] USB: xhci: fix lock-inversion problem

On Tue, 2 May 2017, Mathias Nyman wrote: > On 01.05.2017 22:41, Alan Stern wrote: > > With threaded interrupts, bottom-half handlers are called with > > interrupts enabled. Therefore they can't safely use spin_lock(); they > > have to use spin_lock_irqsave(). Lockdep warns about a violation > >

Re: [PATCH] usb: gadget: udc: add null check before pointer dereference

On Mon, 1 May 2017, Gustavo A. R. Silva wrote: > Add null check before dereferencing dev->regs pointer inside > net2280_led_shutdown() function. > > Addresses-Coverity-ID: 101783 > Signed-off-by: Gustavo A. R. Silva > --- > drivers/usb/gadget/udc/net2280.c | 8 +---

Re: [usb-host] question about pointer dereference before null check

On Mon, 1 May 2017, Gustavo A. R. Silva wrote: > Hello everybody, > > While taking a look into Coverity ID 100828 I ran into the following > piece of code at drivers/usb/host/ehci-sched.c:1096: > > u32 addr; > int think_time; > int hs_transfers; > > addr =

Re: [PATCH] usb: hub: judge BOS field in usb_reset_and_verify_device()

>That check was added recently with 7b2db29fbb4e7, which also explains how it >can happen. Question here is if the problem with intel-3165-wifi was seen >on a kernel which doesn't have that patch. @Guenter Roeck, Thanks for your reminding,I didn't see your patch. I just do test with

Re: [PATCH] usb: hub: judge BOS field in usb_reset_and_verify_device()

On 05/02/2017 06:19 AM, Greg KH wrote: On Tue, May 02, 2017 at 02:31:40PM +0800, wangjianxing5...@163.com wrote: From: "Jianxing.Wang" When notebook with intel-3165-wifi suspend and resume,crash for udev->bos is NULL. I'm sorry, I don't understand, how can

Re: [PATCH] usb: hub: judge BOS field in usb_reset_and_verify_device()

On Tue, May 02, 2017 at 02:31:40PM +0800, wangjianxing5...@163.com wrote: > From: "Jianxing.Wang" > > When notebook with intel-3165-wifi suspend and resume,crash for > udev->bos is NULL. I'm sorry, I don't understand, how can udev->bos be NULL here? Why does the wifi

Re: [PATCH] usb: musb: musb_cppi41: Update an error message

On Tue, May 02, 2017 at 11:21:54AM +0530, Sekhar Nori wrote: > Hi Alexandre, > > On Friday 28 April 2017 09:34 PM, Alexandre Bailon wrote: > > If dma_request_slave_channel() failed to return a channel, > > then the driver will print an error and request to defer probe. > > Update the error

Re: Chipidea USB controller hangs in peripheral mode under high memory bus pressure

On Tuesday 02 May 2017 15:07:03 Laurent Pinchart wrote: > Hello, > > I ran into an issue with a Xilinx Zynq XC7Z010 system. The system acts as a > USB peripheral, using the UVC gadget driver. > > When transferring high bandwidth data over USB in isochronous mode, complete > system freezes are

Chipidea USB controller hangs in peripheral mode under high memory bus pressure

Hello, I ran into an issue with a Xilinx Zynq XC7Z010 system. The system acts as a USB peripheral, using the UVC gadget driver. When transferring high bandwidth data over USB in isochronous mode, complete system freezes are occasionally noticed. The problem was traced to the following code

Re: USB: serial: ftdi_sio: fix extreme low-latency setting

On Tue, May 02, 2017 at 12:05:48PM +0200, Anthony Mallet wrote: > On Tuesday 2 May 2017, at 10:34, Johan Hovold wrote: > > On Fri, Apr 28, 2017 at 11:27:20AM +0200, Anthony Mallet wrote: > > > This is due to commit 557aaa7 > > >

Re: USB: serial: ftdi_sio: fix extreme low-latency setting

On Tuesday 2 May 2017, at 10:34, Johan Hovold wrote: > On Fri, Apr 28, 2017 at 11:27:20AM +0200, Anthony Mallet wrote: > > This is due to commit 557aaa7 > > https://github.com/torvalds/linux/commit/557aaa7ffab639d0190b935a041b16ae44606342 > > that silently/partially ignores the ASYNC_LOW_LATENCY

Re: Kernel / USB bug

Am Montag, den 01.05.2017, 20:04 +0200 schrieb Nicolas Repentin: > Anyone ? > > > Le 30/04/2017 à 18:34, Nicolas Repentin a écrit : > > > > Hi all, > > > > I got some bugs on USB 3.0 storage. > > > > I've created a bugzilla here: > > > > https://bugzilla.kernel.org/show_bug.cgi?id=189631 > >

Re: VFS: busy inodes on changed media or resized disk sr0

Am Freitag, den 28.04.2017, 16:56 -0400 schrieb Alan Stern: > On Fri, 28 Apr 2017, Cristian wrote: > > > Hello, > > > > Message dmesg 4.11.0-041100rc8-generic: > > [  383.133909] VFS: busy inodes on changed media or resized disk sr0 > > [  451.239627] VFS: busy inodes on changed media or resized

Re: USB: serial: ftdi_sio: fix extreme low-latency setting

On Fri, Apr 28, 2017 at 11:27:20AM +0200, Anthony Mallet wrote: > Hello, > > Regarding this commit: > https://github.com/torvalds/linux/commit/c6dce262 > > The change breaks things badly as regular users cannot > programmatically get the previous 1ms latency setting anymore. This is > even more

Re: [PATCH] USB: xhci: fix lock-inversion problem

On 01.05.2017 22:41, Alan Stern wrote: With threaded interrupts, bottom-half handlers are called with interrupts enabled. Therefore they can't safely use spin_lock(); they have to use spin_lock_irqsave(). Lockdep warns about a violation occurring in xhci_irq():

chipidea USB controller on IMX6solo processor does not give interrupt on quick connection and discconection

Hello All, I am working on wanboard and the processor there is IMX6solo series . The USB controller is chipidea one . The drivers are all chipidea opensource driver. I have a requirement of connecting Iphone to it , where it will launch carplay on detection of carplay device . The flow is :

[PATCH] usb: hub: judge BOS field in usb_reset_and_verify_device()

From: "Jianxing.Wang" When notebook with intel-3165-wifi suspend and resume,crash for udev->bos is NULL. Signed-off-by: Jianxing.Wang --- drivers/usb/core/hub.c | 10 ++ 1 file changed, 6 insertions(+), 4 deletions(-) diff --git

RE: [PATCH v4 3/3] USB3/DWC3: Enable undefined length INCR burst type

> -Original Message- > From: Felipe Balbi [mailto:ba...@kernel.org] > Sent: Friday, March 10, 2017 7:27 PM > To: Jerry Huang ; robh...@kernel.org; > mark.rutl...@arm.com; catalin.mari...@arm.com > Cc: linux-usb@vger.kernel.org; linux-ker...@vger.kernel.org; >