Re: [Qemu-devel] [PATCH v6 4/4] spapr: increase the size of the IRQ number space

2018-09-09 Thread Cédric Le Goater
On 09/10/2018 08:12 AM, David Gibson wrote: > On Mon, Jul 30, 2018 at 04:11:34PM +0200, Cédric Le Goater wrote: >> The new layout using static IRQ number does not leave much space to >> the dynamic MSI range, only 0x100 IRQ numbers. Increase the total >> number of IRQS for newer machines and introd

Re: [Qemu-devel] [PATCH v6 4/4] spapr: increase the size of the IRQ number space

2018-09-09 Thread David Gibson
On Mon, Jul 30, 2018 at 04:11:34PM +0200, Cédric Le Goater wrote: > The new layout using static IRQ number does not leave much space to > the dynamic MSI range, only 0x100 IRQ numbers. Increase the total > number of IRQS for newer machines and introduce a legacy XICS backend > for pre-3.1 machines

Re: [Qemu-devel] [PATCH v6 4/4] spapr: increase the size of the IRQ number space

2018-08-02 Thread Cédric Le Goater
On 08/02/2018 04:47 PM, Greg Kurz wrote: > On Mon, 30 Jul 2018 16:11:34 +0200 > Cédric Le Goater wrote: > >> The new layout using static IRQ number does not leave much space to >> the dynamic MSI range, only 0x100 IRQ numbers. Increase the total >> number of IRQS for newer machines and introduce

Re: [Qemu-devel] [PATCH v6 4/4] spapr: increase the size of the IRQ number space

2018-08-02 Thread Greg Kurz
On Mon, 30 Jul 2018 16:11:34 +0200 Cédric Le Goater wrote: > The new layout using static IRQ number does not leave much space to > the dynamic MSI range, only 0x100 IRQ numbers. Increase the total > number of IRQS for newer machines and introduce a legacy XICS backend > for pre-3.1 machines to ma

[Qemu-devel] [PATCH v6 4/4] spapr: increase the size of the IRQ number space

2018-07-30 Thread Cédric Le Goater
The new layout using static IRQ number does not leave much space to the dynamic MSI range, only 0x100 IRQ numbers. Increase the total number of IRQS for newer machines and introduce a legacy XICS backend for pre-3.1 machines to maintain compatibility. Signed-off-by: Cédric Le Goater --- include/