Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-13 Thread Julien Grall
On 13/06/16 18:19, Shanker Donthineni wrote: Julien, Hello, Please avoid top-posting. The problem that was reported earlier related to our platform drivers in domn0 kernel. I have verified your patches and works fine without any dead-lock. Good, thank you! Regards, -- Julien Grall _

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-13 Thread Shanker Donthineni
Julien, The problem that was reported earlier related to our platform drivers in domn0 kernel. I have verified your patches and works fine without any dead-lock. On 06/13/2016 06:42 AM, Julien Grall wrote: On 08/06/16 13:34, Julien Grall wrote: On 08/06/16 13:11, Shanker Donthineni wrote

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-13 Thread Julien Grall
On 08/06/16 13:34, Julien Grall wrote: On 08/06/16 13:11, Shanker Donthineni wrote: I don't know exactly which of the patch causing the issue. I have noticed a couple of drivers are not receiving SPI interrupts in DOM0. I need to digest your patches before tracing/investigate the problem to ge

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-08 Thread Julien Grall
Hello Shanker, On 08/06/16 13:11, Shanker Donthineni wrote: I don't know exactly which of the patch causing the issue. I have noticed a couple of drivers are not receiving SPI interrupts in DOM0. I need to digest your patches before tracing/investigate the problem to get more details. FYI, our

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-08 Thread Shanker Donthineni
I don't know exactly which of the patch causing the issue. I have noticed a couple of drivers are not receiving SPI interrupts in DOM0. I need to digest your patches before tracing/investigate the problem to get more details. FYI, our system uses both the EDGE and LEVEL interrupts, any major chang

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-08 Thread Julien Grall
On 08/06/16 12:48, Shanker Donthineni wrote: Hi Julien, Tested on our hardware, this patchset fixed the deadlock issue but some of the SPIs are not working. Can you give a bit more of details? Regards, -- Julien Grall ___ Xen-devel mailing list

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-08 Thread Shanker Donthineni
Hi Julien, Tested on our hardware, this patchset fixed the deadlock issue but some of the SPIs are not working. -- Shanker Donthineni Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Co

Re: [Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-07 Thread Shanker Donthineni
Hi Julien, Sure, I'll test this patchset on Qualcomm Technologies QDF2XXX platform and update results. On 06/07/2016 11:48 AM, Julien Grall wrote: > Hi all, > > Currently, Xen does not route SPIs to DOM0 when ACPI is inuse after > the functionality has been reverted in Xen 4.7 by commit 909bd14

[Xen-devel] [RFC 0/8] xen/arm: acpi: Support SPIs routing

2016-06-07 Thread Julien Grall
Hi all, Currently, Xen does not route SPIs to DOM0 when ACPI is inuse after the functionality has been reverted in Xen 4.7 by commit 909bd14. In the previous approach, the SPIs was routed when DOM0 was writing into ISENABLER. However, this has resulted to deadlock (see more details in [1]) as soo