Re: Need help converting usb/faraday,fotg210.yaml to yaml

2021-04-16 Thread Rob Herring
On Fri, Apr 16, 2021 at 8:18 AM Corentin Labbe wrote: > > Hello > > I am converting Documentation/devicetree/bindings/usb/faraday,fotg210.txt to > yaml with the patch attached below. > But validating it give me: > Documentation/devicetree/bindings/usb/faraday,fotg210.example.dt.yaml: >

Need help converting usb/faraday,fotg210.yaml to yaml

2021-04-16 Thread Corentin Labbe
Hello I am converting Documentation/devicetree/bindings/usb/faraday,fotg210.txt to yaml with the patch attached below. But validating it give me: Documentation/devicetree/bindings/usb/faraday,fotg210.example.dt.yaml: usb@6800: 'syscon', 'wakeup-source' do not match any of the regexes:

Re: NAND Flash Issue Need Help!

2021-03-05 Thread Willy Tarreau
Hello, On Fri, Mar 05, 2021 at 06:38:08PM +, Justin Mitchell wrote: > Issue: > Intermittent occurrence of failure to program new boards from CM. No idea what "CM" is here, but that's not relevant here anyway. > Primary partition mounted OK > Loading file 'dtb/at91sam9g25ek.dtb' to addr

NAND Flash Issue Need Help!

2021-03-05 Thread Justin Mitchell
I have a bug that keeps coming back! We use CRE9G25 (Corwind module with Mircon Flash) that is using linux 4.4. We upgraded from linux 3.16 back in 2018. Please see issue below, any feedback would be greatly appreciate. I don't want to go thru hassle of upgrading linux and introduce new

Re: [PATCH] docs: reporting-issues: move 'outdated, need help' note to proper place

2020-12-09 Thread Jonathan Corbet
On Wed, 9 Dec 2020 06:19:14 +0100 Thorsten Leemhuis wrote: > Move the 'this section is a placeholder for now and needs help by > someone with domain knowledge' note one section upwards to the place > where it belongs: the 'Decode failure messages' section. > > Signed-off-by: Thorsten Leemhuis

[PATCH] docs: reporting-issues: move 'outdated, need help' note to proper place

2020-12-08 Thread Thorsten Leemhuis
Move the 'this section is a placeholder for now and needs help by someone with domain knowledge' note one section upwards to the place where it belongs: the 'Decode failure messages' section. Signed-off-by: Thorsten Leemhuis --- Brown paper bag fixup :-/ ---

[RFC PATCH v2 19/26] docs: reporting-bugs: decode failure messages [need help!]

2020-11-12 Thread Thorsten Leemhuis
This part is quite similar to the old text and just a placeholder for now. It and the referenced document afaics need to be revisited, as they seem outdated to me. But I'm not really familiar with the current state of things in that area and thus didn't feel qualified to write down anything better

[RFC PATCH v1 19/26] docs: reporting-bugs: decode failure messages [need help]

2020-10-01 Thread Thorsten Leemhuis
This part is quite similar to the old text and just a placeholder for now. It and the referenced document afaics need to be revisited, as they seem outdated to me. But I'm not really familiar with the current state of things in that area and thus didn't feel qualified to write down anything better

RE: Need help on "Self Detected Stall on CPU"

2020-04-30 Thread Atul Kulkarni
Message- From: Paul E. McKenney Sent: 01 May 2020 00:47 To: Atul Kulkarni Cc: linux-kernel@vger.kernel.org Subject: Re: Need help on "Self Detected Stall on CPU" On Thu, Apr 30, 2020 at 06:47:20PM +, Atul Kulkarni wrote: > Dear Sir, > > Hope you are doing well. I have w

Re: Need help on "Self Detected Stall on CPU"

2020-04-30 Thread Paul E. McKenney
On Thu, Apr 30, 2020 at 06:47:20PM +, Atul Kulkarni wrote: > Dear Sir, > > Hope you are doing well. I have watched your various conference videos and > have read technical papers. > We are facing an issue with CPU stall on our systems and I felt like there is > no one better who can guide

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-21 Thread Pintu Agarwal
On Fri, Jan 18, 2019 at 5:23 PM Sai Prakash Ranjan wrote: > > On 1/18/2019 4:50 PM, Pintu Agarwal wrote: > Could you please tell which QCOM SoC this board is based on? > > >>> > >>> Snapdragon 845 with kernel 4.9.x > >>> I want to know from which subsystem it is

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Sai Prakash Ranjan
On 1/18/2019 4:50 PM, Pintu Agarwal wrote: Could you please tell which QCOM SoC this board is based on? Snapdragon 845 with kernel 4.9.x I want to know from which subsystem it is triggered:drivers/soc/qcom/ Irqchip driver is "drivers/irqchip/irq-gic-v3.c". The kernel you are using is

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Pintu Agarwal
> >> Could you please tell which QCOM SoC this board is based on? > >> > > > > Snapdragon 845 with kernel 4.9.x > > I want to know from which subsystem it is triggered:drivers/soc/qcom/ > > > > Irqchip driver is "drivers/irqchip/irq-gic-v3.c". The kernel you are > using is msm-4.9 I suppose or

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Sai Prakash Ranjan
On 1/18/2019 4:18 PM, Pintu Agarwal wrote: On Fri, Jan 18, 2019 at 3:54 PM Sai Prakash Ranjan wrote: Hi Pintu-san, On 1/18/2019 3:38 PM, Pintu Agarwal wrote: Hi All, Currently, I am trying to debug a boot up crash on some qualcomm snapdragon arm64 board with kernel 4.9. I could find the

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Pintu Agarwal
On Fri, Jan 18, 2019 at 3:54 PM Sai Prakash Ranjan wrote: > > Hi Pintu-san, > > On 1/18/2019 3:38 PM, Pintu Agarwal wrote: > > Hi All, > > > > Currently, I am trying to debug a boot up crash on some qualcomm > > snapdragon arm64 board with kernel 4.9. > > I could find the cause of the failure,

Re: Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Sai Prakash Ranjan
Hi Pintu-san, On 1/18/2019 3:38 PM, Pintu Agarwal wrote: Hi All, Currently, I am trying to debug a boot up crash on some qualcomm snapdragon arm64 board with kernel 4.9. I could find the cause of the failure, but I am unable to locate from which subsystem/drivers this is getting triggered. If

Need help: how to locate failure from irq_chip subsystem

2019-01-18 Thread Pintu Agarwal
Hi All, Currently, I am trying to debug a boot up crash on some qualcomm snapdragon arm64 board with kernel 4.9. I could find the cause of the failure, but I am unable to locate from which subsystem/drivers this is getting triggered. If you have any ideas or suggestions to locate the issue,

Need help on your photos?

2019-01-09 Thread Helen
We see your photos photos for editing. Please send us the details of this task. Do your photos need cut out? Or clipping path, and retouching? You may give us 1 photo, we will do test for you to check the quality. Thanks, Helen

wireless: need help to learn WiFi kernel stack

2018-05-04 Thread Muni Sekhar
[ Please keep me in CC as I'm not subscribed to the list] Hi All, I’m planning to learn the Linux WiFi kernel stack. I’d like to know what happens in the background in the kernel when I connect to WiFi. How does a packet travels all the way from my application to kernel to air and back.

wireless: need help to learn WiFi kernel stack

2018-05-04 Thread Muni Sekhar
[ Please keep me in CC as I'm not subscribed to the list] Hi All, I’m planning to learn the Linux WiFi kernel stack. I’d like to know what happens in the background in the kernel when I connect to WiFi. How does a packet travels all the way from my application to kernel to air and back.

Fwd: Need help about AR8327 Ethernet Driver

2015-07-27 Thread s prasad
Hi All, I am trying to sniff Ethernet data using AR8327 chip-set from other Ethernet device KSZ8895, which gives multiplexed TX and RX data of monitoring data of another device. If I am using devices like DUB-E100(D-Link), am able capture data from KSZ8895(Multiplexed TX and Rx Ethernet data).

Fwd: Need help about AR8327 Ethernet Driver

2015-07-27 Thread s prasad
Hi All, I am trying to sniff Ethernet data using AR8327 chip-set from other Ethernet device KSZ8895, which gives multiplexed TX and RX data of monitoring data of another device. If I am using devices like DUB-E100(D-Link), am able capture data from KSZ8895(Multiplexed TX and Rx Ethernet data).

Need help: Firmware(RT2870.bin) loading failed on "backports/stable/v3.14" - (Firmware copied at /lib/firmware)

2015-04-22 Thread s prasad
Hi All, I am working on a project, in which need to enable wireless support. My system have following configuration: ARMv7 Processor(DLINK 868L router) Linux-2.6 Have taken package from "https://www.kernel.org/pub/linux/kernel/projects/backports/stable/v3.14/;. Am able to compile and load

Need help: Firmware(RT2870.bin) loading failed on backports/stable/v3.14 - (Firmware copied at /lib/firmware)

2015-04-22 Thread s prasad
Hi All, I am working on a project, in which need to enable wireless support. My system have following configuration: ARMv7 Processor(DLINK 868L router) Linux-2.6 Have taken package from https://www.kernel.org/pub/linux/kernel/projects/backports/stable/v3.14/;. Am able to compile and load modules

need help RE panasonic cf-w7 embedded controller

2015-01-29 Thread Rogelio M. Serrano Jr.
Anyone with information regarding the programming of the Panasonic CF-W7 embedded laptop controller? Please? Thank You in Advance -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at

need help RE panasonic cf-w7 embedded controller

2015-01-29 Thread Rogelio M. Serrano Jr.
Anyone with information regarding the programming of the Panasonic CF-W7 embedded laptop controller? Please? Thank You in Advance -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at

Re: need help to clear kernel (2.6.16.17) cached memory

2014-12-14 Thread Bruno Prémont
Hi, On Sat, 13 December 2014 Manish Yadav wrote: > on my system (based on 2.6.16.17), i am trying to clear the cached > memory but it is not being cleared. > > mars# free -m > total used free sharedbuffers cached > Mem: 925459465

Re: need help to clear kernel (2.6.16.17) cached memory

2014-12-14 Thread Bruno Prémont
Hi, On Sat, 13 December 2014 Manish Yadav kmanish@gmail.com wrote: on my system (based on 2.6.16.17), i am trying to clear the cached memory but it is not being cleared. mars# free -m total used free sharedbuffers cached Mem: 925

need help to clear kernel (2.6.16.17) cached memory

2014-12-13 Thread Manish Yadav
Hi, on my system (based on 2.6.16.17), i am trying to clear the cached memory but it is not being cleared. mars# free -m total used free sharedbuffers cached Mem: 925459465 0 0231 -/+ buffers/cache:

need help to clear kernel (2.6.16.17) cached memory

2014-12-13 Thread Manish Yadav
Hi, on my system (based on 2.6.16.17), i am trying to clear the cached memory but it is not being cleared. mars# free -m total used free sharedbuffers cached Mem: 925459465 0 0231 -/+ buffers/cache:

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Holger Kiehl
On Mon, 3 Feb 2014, David Rientjes wrote: On Mon, 3 Feb 2014, Vlastimil Babka wrote: It seems to come from balloon_page_movable() and its test page_count(page) == 1. Hmm, I think it might be because compound_head() == NULL here. Holger, this looks like a race condition when allocating a

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread David Rientjes
On Mon, 3 Feb 2014, Vlastimil Babka wrote: > It seems to come from balloon_page_movable() and its test page_count(page) == > 1. > Hmm, I think it might be because compound_head() == NULL here. Holger, this looks like a race condition when allocating a compound page, did you only see it once

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Holger Kiehl
On Mon, 3 Feb 2014, Michal Hocko wrote: On Mon 03-02-14 14:29:22, Holger Kiehl wrote: I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. I have an old gcc, it is

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Vlastimil Babka
On 02/03/2014 05:20 PM, Michal Hocko wrote: On Mon 03-02-14 14:29:22, Holger Kiehl wrote: I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. Anyway I've tried to check

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Michal Hocko
On Mon 03-02-14 14:29:22, Holger Kiehl wrote: > I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. Anyway I've tried to check whether I can hook on something and it seems

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Michal Hocko
[CCing linux-mm] Does this ring bells? I haven't checked very deeply but it doesn't seem to be fixed since 3.12. Hoolger, could you post your config, please? On Fri 31-01-14 21:12:27, Holger Kiehl wrote: > Hello, > > today one of our system got a kernel bug message. It kept on running > but

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Michal Hocko
[CCing linux-mm] Does this ring bells? I haven't checked very deeply but it doesn't seem to be fixed since 3.12. Hoolger, could you post your config, please? On Fri 31-01-14 21:12:27, Holger Kiehl wrote: Hello, today one of our system got a kernel bug message. It kept on running but more

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Michal Hocko
On Mon 03-02-14 14:29:22, Holger Kiehl wrote: I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. Anyway I've tried to check whether I can hook on something and it seems

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Vlastimil Babka
On 02/03/2014 05:20 PM, Michal Hocko wrote: On Mon 03-02-14 14:29:22, Holger Kiehl wrote: I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. Anyway I've tried to check

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Holger Kiehl
On Mon, 3 Feb 2014, Michal Hocko wrote: On Mon 03-02-14 14:29:22, Holger Kiehl wrote: I have attached it. Please, tell me if you do not get the attachment. I hoped it would help me to get a closer compiled code to yours but I am probably using too different gcc. I have an old gcc, it is

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread David Rientjes
On Mon, 3 Feb 2014, Vlastimil Babka wrote: It seems to come from balloon_page_movable() and its test page_count(page) == 1. Hmm, I think it might be because compound_head() == NULL here. Holger, this looks like a race condition when allocating a compound page, did you only see it once or

Re: Need help in bug in isolate_migratepages_range

2014-02-03 Thread Holger Kiehl
On Mon, 3 Feb 2014, David Rientjes wrote: On Mon, 3 Feb 2014, Vlastimil Babka wrote: It seems to come from balloon_page_movable() and its test page_count(page) == 1. Hmm, I think it might be because compound_head() == NULL here. Holger, this looks like a race condition when allocating a

Need help in bug in isolate_migratepages_range

2014-01-31 Thread Holger Kiehl
Hello, today one of our system got a kernel bug message. It kept on running but more and more process begin to be stuck in D state (eg. a simple w command would never return) and I eventually had to reboot. Here the full message: Jan 31 13:07:43 asterix kernel: BUG: unable to handle kernel

Need help in bug in isolate_migratepages_range

2014-01-31 Thread Holger Kiehl
Hello, today one of our system got a kernel bug message. It kept on running but more and more process begin to be stuck in D state (eg. a simple w command would never return) and I eventually had to reboot. Here the full message: Jan 31 13:07:43 asterix kernel: BUG: unable to handle kernel

Re: Need help on Linux PCIe

2013-12-05 Thread Bjorn Helgaas
On Thu, Dec 5, 2013 at 11:36 AM, Jagan Teki wrote: > On Thu, Dec 5, 2013 at 11:45 PM, Bjorn Helgaas wrote: >> On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki wrote: >>> On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas wrote: On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki wrote: > On

Re: Need help on Linux PCIe

2013-12-05 Thread Jagan Teki
On Thu, Dec 5, 2013 at 11:45 PM, Bjorn Helgaas wrote: > On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki wrote: >> On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas wrote: >>> On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki >>> wrote: On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas wrote: > On

Re: Need help on Linux PCIe

2013-12-05 Thread Bjorn Helgaas
On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki wrote: > On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas wrote: >> On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki wrote: >>> On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas wrote: On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki wrote: > Thanks

Re: Need help on Linux PCIe

2013-12-05 Thread Bjorn Helgaas
On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas bhelg...@google.com

Re: Need help on Linux PCIe

2013-12-05 Thread Jagan Teki
On Thu, Dec 5, 2013 at 11:45 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki jagannadh.t...@gmail.com

Re: Need help on Linux PCIe

2013-12-05 Thread Bjorn Helgaas
On Thu, Dec 5, 2013 at 11:36 AM, Jagan Teki jagannadh.t...@gmail.com wrote: On Thu, Dec 5, 2013 at 11:45 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Dec 4, 2013 at 11:30 PM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas bhelg...@google.com

Re: Need help on Linux PCIe

2013-12-04 Thread Jagan Teki
On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas wrote: > On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki wrote: >> On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas wrote: >>> On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki >>> wrote: Thanks for your quick response. Please find my comments

Re: Need help on Linux PCIe

2013-12-04 Thread Bjorn Helgaas
On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki wrote: > On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas wrote: >> On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki wrote: >>> Thanks for your quick response. >>> Please find my comments below. >>> >>> On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas wrote:

Re: Need help on Linux PCIe

2013-12-04 Thread Jagan Teki
On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas wrote: > On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki wrote: >> Thanks for your quick response. >> Please find my comments below. >> >> On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas wrote: >>> On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki wrote:

Re: Need help on Linux PCIe

2013-12-04 Thread Bjorn Helgaas
On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki wrote: > Thanks for your quick response. > Please find my comments below. > > On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas wrote: >> On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki wrote: >>> Hi, >>> >>> I have few question on Linux PCIe subsystem, I am

Re: Need help on Linux PCIe

2013-12-04 Thread Bjorn Helgaas
On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki jagannadh.t...@gmail.com wrote: Thanks for your quick response. Please find my comments below. On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki jagannadh.t...@gmail.com wrote: Hi,

Re: Need help on Linux PCIe

2013-12-04 Thread Jagan Teki
On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki jagannadh.t...@gmail.com wrote: Thanks for your quick response. Please find my comments below. On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas bhelg...@google.com wrote: On

Re: Need help on Linux PCIe

2013-12-04 Thread Bjorn Helgaas
On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki jagannadh.t...@gmail.com wrote: Thanks for your quick response. Please find my comments below. On

Re: Need help on Linux PCIe

2013-12-04 Thread Jagan Teki
On Wed, Dec 4, 2013 at 11:35 PM, Bjorn Helgaas bhelg...@google.com wrote: On Wed, Dec 4, 2013 at 10:00 AM, Jagan Teki jagannadh.t...@gmail.com wrote: On Wed, Dec 4, 2013 at 8:41 PM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Dec 3, 2013 at 11:20 PM, Jagan Teki jagannadh.t...@gmail.com

Re: Need help on Linux PCIe

2013-12-03 Thread Jagan Teki
Thanks for your quick response. Please find my comments below. On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas wrote: > On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki wrote: >> Hi, >> >> I have few question on Linux PCIe subsystem, I am trying to understand >> the PCIe on ARM platform. >> 1.

Re: Need help on Linux PCIe

2013-12-03 Thread Bjorn Helgaas
On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki wrote: > Hi, > > I have few question on Linux PCIe subsystem, I am trying to understand > the PCIe on ARM platform. > 1. Compared to PCI, PCIe have an extra port functionalists/services > which is implemented drivers/pci/pcie/* is it true? Yes. > 2.

Need help on Linux PCIe

2013-12-03 Thread Jagan Teki
Hi, I have few question on Linux PCIe subsystem, I am trying to understand the PCIe on ARM platform. 1. Compared to PCI, PCIe have an extra port functionalists/services which is implemented drivers/pci/pcie/* is it true? 2. PCIe root complex is same as Host controller drivers in linux

Need help on Linux PCIe

2013-12-03 Thread Jagan Teki
Hi, I have few question on Linux PCIe subsystem, I am trying to understand the PCIe on ARM platform. 1. Compared to PCI, PCIe have an extra port functionalists/services which is implemented drivers/pci/pcie/* is it true? 2. PCIe root complex is same as Host controller drivers in linux

Re: Need help on Linux PCIe

2013-12-03 Thread Bjorn Helgaas
On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki jagannadh.t...@gmail.com wrote: Hi, I have few question on Linux PCIe subsystem, I am trying to understand the PCIe on ARM platform. 1. Compared to PCI, PCIe have an extra port functionalists/services which is implemented drivers/pci/pcie/* is it

Re: Need help on Linux PCIe

2013-12-03 Thread Jagan Teki
Thanks for your quick response. Please find my comments below. On Tue, Dec 3, 2013 at 11:09 PM, Bjorn Helgaas bhelg...@google.com wrote: On Tue, Dec 3, 2013 at 4:24 AM, Jagan Teki jagannadh.t...@gmail.com wrote: Hi, I have few question on Linux PCIe subsystem, I am trying to understand the

Re: "Virtual" Interrupts -- Need help please

2013-09-11 Thread Daniel Santos
On 09/10/2013 01:01 PM, Mark Brown wrote: On Mon, Sep 09, 2013 at 04:12:21PM -0500, Daniel Santos wrote: One of my original requirements for this driver is that it is reusable for different devices that use the MCP2210, not just my own hardware. There are a number of ways to accomplish this,

Re: Virtual Interrupts -- Need help please

2013-09-11 Thread Daniel Santos
On 09/10/2013 01:01 PM, Mark Brown wrote: On Mon, Sep 09, 2013 at 04:12:21PM -0500, Daniel Santos wrote: One of my original requirements for this driver is that it is reusable for different devices that use the MCP2210, not just my own hardware. There are a number of ways to accomplish this,

Re: "Virtual" Interrupts -- Need help please

2013-09-10 Thread Mark Brown
On Mon, Sep 09, 2013 at 04:12:21PM -0500, Daniel Santos wrote: > On 09/09/2013 06:06 AM, Mark Brown wrote: > >On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: > >>I have some secondary (and less important) questions about how to > >>integrate this with device drivers that want a DT

Re: Virtual Interrupts -- Need help please

2013-09-10 Thread Mark Brown
On Mon, Sep 09, 2013 at 04:12:21PM -0500, Daniel Santos wrote: On 09/09/2013 06:06 AM, Mark Brown wrote: On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: I have some secondary (and less important) questions about how to integrate this with device drivers that want a DT / open

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Daniel Santos
On 09/09/2013 06:06 AM, Mark Brown wrote: On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: So do i create an IRQ domain and then call generic_handle_irq() from my URB complete() function? If so, which type of IRQ Domain is appropriate for this? Unlike typical platform devices,

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 15:45, schrieb Mark Brown: > On Mon, Sep 09, 2013 at 01:18:01PM +0200, Alexander Holler wrote: >> Am 09.09.2013 13:02, schrieb Mark Brown: > >>> makes your mail very hard to read. It looks like your mailer has also >>> reflowed Daniel's mail. > >> That's just wrong. Mail readers

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Mon, Sep 09, 2013 at 01:18:01PM +0200, Alexander Holler wrote: > Am 09.09.2013 13:02, schrieb Mark Brown: > >makes your mail very hard to read. It looks like your mailer has also > >reflowed Daniel's mail. > That's just wrong. Mail readers should wrap lines, not senders. And > readers can do

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 13:45, schrieb Guenter Roeck: On 09/09/2013 04:18 AM, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Guenter Roeck
On 09/09/2013 04:18 AM, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. That's just wrong. Mail

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: > So do i create an IRQ domain and then call generic_handle_irq() from > my URB complete() function? If so, which type of IRQ Domain is > appropriate for this? Unlike typical platform devices, these are > dynamically added and removed

Re: "Virtual" Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. > On 09/08/2013 04:50 PM, Daniel Santos wrote: > >Even better,

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. On 09/08/2013 04:50 PM, Daniel Santos wrote: Even better, thank

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: So do i create an IRQ domain and then call generic_handle_irq() from my URB complete() function? If so, which type of IRQ Domain is appropriate for this? Unlike typical platform devices, these are dynamically added and removed

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. That's just wrong. Mail

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Guenter Roeck
On 09/09/2013 04:18 AM, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard to read. It looks like your mailer has also

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 13:45, schrieb Guenter Roeck: On 09/09/2013 04:18 AM, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: On Sun, Sep 08, 2013 at 05:35:56PM -0700, Guenter Roeck wrote: Please fix your mailer to word wrap within paragraphs, not doing this makes your mail very hard

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Mark Brown
On Mon, Sep 09, 2013 at 01:18:01PM +0200, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. That's just wrong. Mail readers should wrap lines, not senders. And readers can do this

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Alexander Holler
Am 09.09.2013 15:45, schrieb Mark Brown: On Mon, Sep 09, 2013 at 01:18:01PM +0200, Alexander Holler wrote: Am 09.09.2013 13:02, schrieb Mark Brown: makes your mail very hard to read. It looks like your mailer has also reflowed Daniel's mail. That's just wrong. Mail readers should wrap

Re: Virtual Interrupts -- Need help please

2013-09-09 Thread Daniel Santos
On 09/09/2013 06:06 AM, Mark Brown wrote: On Sat, Sep 07, 2013 at 07:19:06PM -0500, Daniel Santos wrote: So do i create an IRQ domain and then call generic_handle_irq() from my URB complete() function? If so, which type of IRQ Domain is appropriate for this? Unlike typical platform devices,

Re: "Virtual" Interrupts -- Need help please

2013-09-08 Thread Guenter Roeck
On 09/08/2013 04:50 PM, Daniel Santos wrote: On 09/07/2013 07:52 PM, Guenter Roeck wrote: On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research

Re: "Virtual" Interrupts -- Need help please

2013-09-08 Thread Daniel Santos
On 09/07/2013 07:52 PM, Guenter Roeck wrote: On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from

Re: Virtual Interrupts -- Need help please

2013-09-08 Thread Daniel Santos
On 09/07/2013 07:52 PM, Guenter Roeck wrote: On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from

Re: Virtual Interrupts -- Need help please

2013-09-08 Thread Guenter Roeck
On 09/08/2013 04:50 PM, Daniel Santos wrote: On 09/07/2013 07:52 PM, Guenter Roeck wrote: On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research

Re: "Virtual" Interrupts -- Need help please

2013-09-07 Thread Guenter Roeck
On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from somebody who knows this subsystem can help

"Virtual" Interrupts -- Need help please

2013-09-07 Thread Daniel Santos
I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from somebody who knows this subsystem can help me immensely as the IRQ subsystem is new to me.

Virtual Interrupts -- Need help please

2013-09-07 Thread Daniel Santos
I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from somebody who knows this subsystem can help me immensely as the IRQ subsystem is new to me.

Re: Virtual Interrupts -- Need help please

2013-09-07 Thread Guenter Roeck
On 09/07/2013 05:19 PM, Daniel Santos wrote: I've posted a number of requests for aid on this and have gotten very little responses and none that were helpful. I have spent at least 24 hours of research time on this and just a little direction from somebody who knows this subsystem can help

Need help in using udev

2013-07-25 Thread Tarak Anumolu
Hi My name is Tarak, working in Samsung-SouthKorea. I got some problem in using udev, particulary in writing rules for network interfaces. Following is the rule for my udev. Every thing is working fine except the network interface. My aim is to run network.sh script when the interface got

Need help in using udev

2013-07-25 Thread Tarak Anumolu
Hi My name is Tarak, working in Samsung-SouthKorea. I got some problem in using udev, particulary in writing rules for network interfaces. Following is the rule for my udev. Every thing is working fine except the network interface. My aim is to run network.sh script when the interface got

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-12-06 Thread Thomas Gleixner
Ed, On Thu, 6 Dec 2012, Edward Donovan wrote: > So, let me try to confirm some things now, so I can learn as I go. To > spell out what's in the new patch: > > The later line, > > action = desc->action; > > should have been this all along? > > action = action->next; Yes. My bad :( >

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-12-06 Thread Thomas Gleixner
Ed, On Thu, 6 Dec 2012, Edward Donovan wrote: So, let me try to confirm some things now, so I can learn as I go. To spell out what's in the new patch: The later line, action = desc-action; should have been this all along? action = action-next; Yes. My bad :( And with that

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-12-05 Thread Edward Donovan
m: Thomas Gleixner [mailto:t...@linutronix.de] > Sent: 2012年11月23日 PM 5:09 > To: Wang, Warner > Cc: Wang, Song-Bo (Stoney) > Subject: Re: need help on a DEADLOCK problem related to function try_one_irq() > > On Thu, 22 Nov 2012, Thomas Gleixner wrote: > >> Warner, >&g

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-12-05 Thread Edward Donovan
, Warner Cc: Wang, Song-Bo (Stoney) Subject: Re: need help on a DEADLOCK problem related to function try_one_irq() On Thu, 22 Nov 2012, Thomas Gleixner wrote: Warner, On Thu, 22 Nov 2012, Wang, Warner wrote: please send such bug reports to the kernel mailinglist in the future. We met

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-11-27 Thread Edward Donovan
gt; Sent: 2012年11月23日 PM 5:09 > To: Wang, Warner > Cc: Wang, Song-Bo (Stoney) > Subject: Re: need help on a DEADLOCK problem related to function try_one_irq() > > On Thu, 22 Nov 2012, Thomas Gleixner wrote: > >> Warner, >> >> On Thu, 22 Nov 2012, Wang, War

Re: need help on a DEADLOCK problem related to function try_one_irq()

2012-11-27 Thread Edward Donovan
(Stoney) Subject: Re: need help on a DEADLOCK problem related to function try_one_irq() On Thu, 22 Nov 2012, Thomas Gleixner wrote: Warner, On Thu, 22 Nov 2012, Wang, Warner wrote: please send such bug reports to the kernel mailinglist in the future. We met a problem on some of our x86

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