Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-22 Thread Gavin Shan
On Mon, Apr 22, 2013 at 12:56:37PM +1000, Michael Ellerman wrote: On Mon, Apr 22, 2013 at 09:45:33AM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 09:34:36AM +1000, Michael Ellerman wrote: On Fri, Apr 19, 2013 at 05:32:45PM +0800, Gavin Shan wrote: The EOI handler of MSI/MSI-X interrupts

Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-22 Thread Michael Ellerman
On Mon, Apr 22, 2013 at 07:06:17PM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 12:56:37PM +1000, Michael Ellerman wrote: On Mon, Apr 22, 2013 at 09:45:33AM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 09:34:36AM +1000, Michael Ellerman wrote: On Fri, Apr 19, 2013 at 05:32:45PM

Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-22 Thread Gavin Shan
On Tue, Apr 23, 2013 at 09:34:16AM +1000, Michael Ellerman wrote: On Mon, Apr 22, 2013 at 07:06:17PM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 12:56:37PM +1000, Michael Ellerman wrote: On Mon, Apr 22, 2013 at 09:45:33AM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 09:34:36AM +1000,

Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-21 Thread Michael Ellerman
On Fri, Apr 19, 2013 at 05:32:45PM +0800, Gavin Shan wrote: The EOI handler of MSI/MSI-X interrupts for P8 (PHB3) need additional steps to handle the P/Q bits in IVE before EOIing the corresponding interrupt. The patch changes the EOI handler to cover that. diff --git

Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-21 Thread Gavin Shan
On Mon, Apr 22, 2013 at 09:34:36AM +1000, Michael Ellerman wrote: On Fri, Apr 19, 2013 at 05:32:45PM +0800, Gavin Shan wrote: The EOI handler of MSI/MSI-X interrupts for P8 (PHB3) need additional steps to handle the P/Q bits in IVE before EOIing the corresponding interrupt. The patch changes

Re: [PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-21 Thread Michael Ellerman
On Mon, Apr 22, 2013 at 09:45:33AM +0800, Gavin Shan wrote: On Mon, Apr 22, 2013 at 09:34:36AM +1000, Michael Ellerman wrote: On Fri, Apr 19, 2013 at 05:32:45PM +0800, Gavin Shan wrote: The EOI handler of MSI/MSI-X interrupts for P8 (PHB3) need additional steps to handle the P/Q bits in IVE

[PATCH 3/3] powerpc/powernv: Patch MSI EOI handler on P8

2013-04-19 Thread Gavin Shan
The EOI handler of MSI/MSI-X interrupts for P8 (PHB3) need additional steps to handle the P/Q bits in IVE before EOIing the corresponding interrupt. The patch changes the EOI handler to cover that. Signed-off-by: Gavin Shan sha...@linux.vnet.ibm.com --- arch/powerpc/platforms/powernv/pci-ioda.c