Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-12 Thread Julien Grall
Hi Andre, On 07/06/17 18:49, Andre Przywara wrote: On 02/06/17 18:12, Julien Grall wrote: On 05/26/2017 06:35 PM, Andre Przywara wrote: +/* + * radix_tree_insert() returns an error either due to an internal + * condition (like memory allocation failure) or because the LPI already +

Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-12 Thread Andre Przywara
Hi, On 09/06/17 20:14, Stefano Stabellini wrote: > On Fri, 9 Jun 2017, Andre Przywara wrote: >> On 02/06/17 18:12, Julien Grall wrote: >>> Hi Andre, >>> >>> On 05/26/2017 06:35 PM, Andre Przywara wrote: The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU pair and actuall

Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-09 Thread Stefano Stabellini
On Fri, 9 Jun 2017, Andre Przywara wrote: > On 02/06/17 18:12, Julien Grall wrote: > > Hi Andre, > > > > On 05/26/2017 06:35 PM, Andre Przywara wrote: > >> The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU > >> pair and actually instantiates LPI interrupts. MAPI is just a varian

Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-09 Thread Andre Przywara
Hi, On 02/06/17 18:12, Julien Grall wrote: > Hi Andre, > > On 05/26/2017 06:35 PM, Andre Przywara wrote: >> The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU >> pair and actually instantiates LPI interrupts. MAPI is just a variant >> of this comment, where the LPI ID is the sam

Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-07 Thread Andre Przywara
Hi, On 02/06/17 18:12, Julien Grall wrote: > Hi Andre, > > On 05/26/2017 06:35 PM, Andre Przywara wrote: >> The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU >> pair and actually instantiates LPI interrupts. MAPI is just a variant >> of this comment, where the LPI ID is the sam

Re: [Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-06-02 Thread Julien Grall
Hi Andre, On 05/26/2017 06:35 PM, Andre Przywara wrote: The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU pair and actually instantiates LPI interrupts. MAPI is just a variant of this comment, where the LPI ID is the same as the event ID. We connect the already allocated host

[Xen-devel] [PATCH v10 25/32] ARM: vITS: handle MAPTI/MAPI command

2017-05-26 Thread Andre Przywara
The MAPTI commands associates a DeviceID/EventID pair with a LPI/CPU pair and actually instantiates LPI interrupts. MAPI is just a variant of this comment, where the LPI ID is the same as the event ID. We connect the already allocated host LPI to this virtual LPI, so that any triggering LPI on the