hi Alan:
2014-04-09 6:58 GMT+08:00 Alan Stern st...@rowland.harvard.edu:
On Tue, 8 Apr 2014, vichy wrote:
That's a different bit. USB_PORT_FEAT_C_RESET isn't the same as
USB_PORT_FEAT_RESET.
what I am curious is,
if port reset bit will clear to 0 within 2ms, why we still need to
hi all:
When I plug in usb3.0 device for stressing test, once
usb_get_device_descriptor fail in hub_port_init.
we will call hub_port_disable(hub, port1, 0);
And usb3.0 device may not recover successfully only with below function
retval = hub_port_reset(hub, port1, udev, delay, false);
when we
On Fri, Apr 11, 2014 at 12:16:17PM +, Ebright, Dave wrote:
Peter,
Thanks for your response. I understand that currently for the i.MX51 in the
ChipIdea drivers that the DEN value is 8 which results in defining endpoints
ep[0-7]in and ep[0-7]out. I am looking to develop a piece of
Hi,
On 04/11/2014 09:15 AM, Jean Delvare wrote:
The sn9c102 driver is deprecated. It was moved to staging in
anticipation of its removal in a future kernel version. However, USB
devices 0C45:6024 and 0C45:6025 are still handled by sn9c102 when
both sn9c102 and gspca_sonixb are enabled.
We
On Sun, Apr 13, 2014 at 03:43:47PM +0800, vichy wrote:
hi all:
When I plug in usb3.0 device for stressing test, once
usb_get_device_descriptor fail in hub_port_init.
we will call hub_port_disable(hub, port1, 0);
And usb3.0 device may not recover successfully only with below function
hi all:
When I grep HCD_FLAG_POLL_RH,
I ave some questions:
1. why this flag only seems used by xhci, uhci, ohci except ehci?
2. it seems to setup when pcd happen and need to poll port status.
And clear it when hcd_died, hcd_remove, hcd_suspend and no port change
in hub_status_data
3. if we once
hi Greg:
Allways run your patches through checkpatch.pl so someone doesn't point
out the formatting issues in it when you send it to the mailing list :)
Here it is
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 090469e..2192776 100644
--- a/drivers/usb/core/hub.c
+++
On Sun, Apr 13, 2014 at 10:06:15PM +0800, vichy wrote:
hi Greg:
Allways run your patches through checkpatch.pl so someone doesn't point
out the formatting issues in it when you send it to the mailing list :)
Here it is
You didn't actually use checkpatch.pl :(
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To unsubscribe from this
Hello.
On 04/13/2014 06:06 PM, vichy wrote:
Allways run your patches through checkpatch.pl so someone doesn't point
out the formatting issues in it when you send it to the mailing list :)
Well, I didn't want to complain about the example patch but now I'll just
have to... :-)
Here it
From: shu.suo treeui@gmail.com
Signed-off-by: shu.suo treeui@gmail.com
---
linux-3.14/drivers/usb/serial/option.c | 47 +++---
1 file changed, 43 insertions(+), 4 deletions(-)
diff --git a/linux-3.14/drivers/usb/serial/option.c
A hot plug of an USB 2.0 EHCI controller cardbus card will result in a
kernel crash. This is the kernel log of a vanilla 3.14 x86_64 kernel. I
will attach my kernel config.
[ 70.418181] pcmcia_socket pcmcia_socket0: pccard: CardBus card inserted into
slot 0
[ 70.418209] pci :04:00.0:
When executing a kexec kernel on a PowerPC board the new started kernel
will not find already enumerated USB devices due a missing reset on the
USB bus.
As a work around a
echo 1 /sys/bus/pci/drivers/[ex]hci-pci/BUS-ADDRESS-OF-THE-HCD/reset
will solve this. But this is far from beauty.
My
-security-20140413-v4lall+ #1
[5.611042] Hardware name: Xen HVM domU, BIOS 4.5-unstable 04/10/2014
[5.615314] 0009 88003d0b5348 81c516fe
88003d0b5390
[5.622147] 88003d0b5380 810e4aa3 88003ceae898
88003cf14070
[5.628926
Signed-off-by: Tristan Bruns tris...@tristanbruns.de
---
drivers/usb/serial/cp210x.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 95fa121..762e4a5 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@
On Thu, Apr 3, 2014 at 9:32 AM, Johan Hovold jo...@hovold.com wrote:
Hi Mathias and Benjamin,
Mathias, I understand you've got quite a lot on your plate with xhci at
the moment, but have you had a change to look at this issue yet? It's an
xhci-issue (possibly due to buggy hw) which seems
Hi!, I'm having trouble with this adapter, and lately I think it's the
driver. Here I leave a link where I report the problem:
http://stackoverflow.com/questions/23040820/driver-ch341-usb-adapter-serial-port-or-qserialport-not-works-in-linux
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On Tue, Apr 8, 2014 at 12:52 AM, Johan Hovold jo...@hovold.com wrote:
On Mon, Apr 07, 2014 at 07:26:01PM +0300, Mathias Nyman wrote:
On 04/03/2014 07:32 PM, Johan Hovold wrote:
Hi Mathias and Benjamin,
Mathias, I understand you've got quite a lot on your plate with xhci at
the moment,
On Sun, Apr 13, 2014 at 08:19:11PM -0430, Kijam López wrote:
Hi!, I'm having trouble with this adapter, and lately I think it's the
driver. Here I leave a link where I report the problem:
The following code works for me correctly in Windows, but Linux does
not work. I am using the same PC, both operating systems are installed
native. I do not use virtual machine. I need to work on Linux. I have
tried in different linux distributions and does not work anywhere.
// In the main
On Sun, Apr 13, 2014 at 08:51:56PM -0430, Kijam López wrote:
The following code works for me correctly in Windows, but Linux does
not work. I am using the same PC, both operating systems are installed
native. I do not use virtual machine. I need to work on Linux. I have
tried in different
On Sun, 13 Apr 2014, vichy wrote:
hi all:
When I grep HCD_FLAG_POLL_RH,
I ave some questions:
1. why this flag only seems used by xhci, uhci, ohci except ehci?
ehci-hcd doesn't need to use the flag, because it has well behaved
interrupts. The other drivers do need to use it.
2. it seems
On Sun, 13 Apr 2014, Stefani Seibold wrote:
When executing a kexec kernel on a PowerPC board the new started kernel
will not find already enumerated USB devices due a missing reset on the
USB bus.
How do you know the problem is caused by a missing reset?
Can you post the dmesg log from the
]
[5.602548] Modules linked in:
[5.605380] CPU: 0 PID: 1376 Comm: khubd Not tainted
3.14.0-security-20140413-v4lall+ #1
[5.611042] Hardware name: Xen HVM domU, BIOS 4.5-unstable 04/10/2014
[5.615314] 0009 88003d0b5348 81c516fe
88003d0b5390
hi Greg and Sergei:
Well, I didn't want to complain about the example patch but now I'll just
have to... :-)
Here it is
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 090469e..2192776 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4316,6
From: Li Jun b47...@freescale.com
This patchset adds USB OTG HNP and SRP support on chipidea usb driver,
existing OTG port role swtich function by ID pin status kept unchanged,
based on that, if select CONFIG_USB_OTG_FSM, OTG HNP and SRP will be
supported.
Reference to:
On-The-Go and Embedded
From: Li Jun b47...@freescale.com
This patch adds OTG fsm timers initialization, which use controller's 1ms
interrupt as timeout counter, also adds some local timers which are not
in otg_fsm_timer list.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/bits.h|1 +
Add OTG HNP and SRP operation functions implementation:
- charge vbus
- drive vbus
- connection signaling
- drive sof
- start data pulse
- add fsm timer
- delete fsm timer
- start host
- start gadget
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/bits.h|9 ++
From: Li Jun b47...@freescale.com
This patch adds sysfs interface description for chipidea USB OTG HNP and SRP.
Signed-off-by: Li Jun b47...@freescale.com
---
.../ABI/testing/sysfs-platform-chipidea-usb-otg| 56
1 file changed, 56 insertions(+)
diff --git
Leave vbus on/off hanlded by OTG fsm if in OTG mode.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/host.c | 10 +++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index a8ac6c1..ffb4168 100644
From: Li Jun b47...@freescale.com
This patch adds sys input to control and show OTG fsm inputs by application,
user can do host and preipheral role switch by change these inputs.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/otg.c |2 +
From: Li Jun b47...@freescale.com
This patch adds a file chipidea.txt for how to demo chipidea usb OTG HNP and SRP
functions via sysfs input files, any other possible information should be
documented for chipidea usb driver in future can be added into this file.
Signed-off-by: Li Jun
This patch adds OTG fsm related initialization when do otg init,
add a seperate file for OTG fsm related utilities.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/Makefile |1 +
drivers/usb/chipidea/ci.h | 17 +++
drivers/usb/chipidea/otg.c |4 +++
Add b_hnp_enable request handling and enable gadget-is_otg
Acked-by: Peter Chen peter.c...@freescale.com
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/udc.c | 11 ++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/udc.c
Init otg_port number of otg capable host to be 1 at host start.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/host.c | 11 +--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index
From: Li Jun b47...@freescale.com
This patch adds a debug file for OTG vairables show.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/debug.c | 84 ++
1 file changed, 84 insertions(+)
diff --git a/drivers/usb/chipidea/debug.c
From: Li Jun b47...@freescale.com
USB OTG interrupt handling and fsm transitions according to USB OTG
and EH 2.0.
Signed-off-by: Li Jun b47...@freescale.com
---
drivers/usb/chipidea/core.c| 25 -
drivers/usb/chipidea/otg.c |9 +-
drivers/usb/chipidea/otg_fsm.c | 242
ffs_epfile_io() is called from userspace, while ffs_func_esp_disable() might
be called from USB disconnect interrupt, the two functions would run in parallel
but they are not well protected, that epfile-ep would be removed by
ffs_func_esp_disable() during ffs_epfile_io() is referring this
On Mon, Apr 14, 2014 at 09:37:50AM +0800, Li Jun wrote:
From: Li Jun b47...@freescale.com
This patchset adds USB OTG HNP and SRP support on chipidea usb driver,
existing OTG port role swtich function by ID pin status kept unchanged,
based on that, if select CONFIG_USB_OTG_FSM, OTG HNP and
Hi Paul,
On Sat, Apr 12, 2014 at 02:25:27AM +0800, Paul Zimmerman wrote:
From: Pratyush Anand [mailto:pratyush.an...@gmail.com]
Sent: Friday, April 11, 2014 11:06 AM
On Fri, Apr 11, 2014 at 11:24 PM, Felipe Balbi ba...@ti.com wrote:
On Fri, Apr 11, 2014 at 03:50:03PM +0530, Pratyush
On Sat, Apr 12, 2014 at 02:54:22AM +0800, Felipe Balbi wrote:
Hi,
On Sat, Apr 12, 2014 at 12:04:27AM +0530, Pratyush Anand wrote:
+static u16 xhci_calculate_default_u1_timeout(struct usb_device *udev,
+ struct usb_endpoint_descriptor *desc)
+{
+ unsigned long long
I reported here:
https://bugreports.qt-project.org/browse/QTBUG-38305
But just migrate my APP to ANSI C and is exactly the same.
My code test in ANSI C:
#include sys/types.h
#include sys/stat.h
#include fcntl.h
#include termios.h
#include unistd.h
#include
On Mon, Apr 14, 2014 at 12:16:40AM -0430, Kijam López wrote:
I reported here:
https://bugreports.qt-project.org/browse/QTBUG-38305
But just migrate my APP to ANSI C and is exactly the same.
My code test in ANSI C:
#include sys/types.h
#include sys/stat.h
#include
All commands and responses are formatted: STX data ETX LRC (I replace
No printable Char for [space]0xXX[space])
If I sent a ENQ answers his state, which is 2 bytes, so replies: 0x02
`@ 0x03 # (`@ is a two-byte mask representing the internal state of
the device)
If sending the S1 command, which
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