Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-09 Thread Prarit Bhargava
On 03/04/2013 08:24 AM, Don Dutile wrote: > On 03/02/2013 10:59 AM, Andreas Mohr wrote: >> Hi, >> >>> if ((revision == 0x13)&& irq_remapping_enabled) { >>> +pr_warn("WARNING WARNING WARNING WARNING WARNING >>> WARNING\n" >>> +"This system BIOS has enabled interrupt >>> remappin

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-04 Thread Don Dutile
On 03/02/2013 10:59 AM, Andreas Mohr wrote: Hi, if ((revision == 0x13)&& irq_remapping_enabled) { + pr_warn("WARNING WARNING WARNING WARNING WARNING WARNING\n" + "This system BIOS has enabled interrupt remapping\n" + "on a chipset that

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-02 Thread Neil Horman
On Sat, Mar 02, 2013 at 11:21:29AM -0500, Prarit Bhargava wrote: > On 03/01/2013 12:17 PM, Neil Horman wrote: > > A few years back intel published a spec update: > > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > > > For the 5520 an

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-02 Thread Prarit Bhargava
On 03/01/2013 12:17 PM, Neil Horman wrote: > A few years back intel published a spec update: > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > For the 5520 and 5500 chipsets which contained an errata (specificially errata > 53), whic

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-02 Thread Andreas Mohr
Hi, > if ((revision == 0x13) && irq_remapping_enabled) { > + pr_warn("WARNING WARNING WARNING WARNING WARNING > WARNING\n" > + "This system BIOS has enabled interrupt > remapping\n" > + "on a chipset that contains an errata making > that\n" > +

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-01 Thread Jiang Liu
On 03/02/2013 02:20 AM, Yinghai Lu wrote: > On Fri, Mar 1, 2013 at 9:17 AM, Neil Horman wrote: >> A few years back intel published a spec update: >> http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf >> >> For the 5520 and 5500 chipsets whi

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-01 Thread Neil Horman
On Fri, Mar 01, 2013 at 10:20:35AM -0800, Yinghai Lu wrote: > On Fri, Mar 1, 2013 at 9:17 AM, Neil Horman wrote: > > A few years back intel published a spec update: > > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > > > For the 5520

Re: [PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-01 Thread Yinghai Lu
On Fri, Mar 1, 2013 at 9:17 AM, Neil Horman wrote: > A few years back intel published a spec update: > http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf > > For the 5520 and 5500 chipsets which contained an errata (specificially errata > 5

[PATCH] irq: add quirk for broken interrupt remapping on 55XX chipsets

2013-03-01 Thread Neil Horman
A few years back intel published a spec update: http://www.intel.com/content/dam/doc/specification-update/5520-and-5500-chipset-ioh-specification-update.pdf For the 5520 and 5500 chipsets which contained an errata (specificially errata 53), which noted that these chipsets can't properly do interru