RE: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-28 Thread Woodruff, Richard
> From: Mans Rullgard [mailto:mans.rullg...@linaro.org] > Sent: Sunday, November 27, 2011 6:26 PM Hi, > >>> By the way, do you know whether it is safe to use "SCU Speculative > >>> linefills" with Cortex-A9 r2pX and PL310 r3pX? > >>> >  http://infocenter.arm.com/help/topic/com.arm.doc.ddi0407f/BA

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Shilimkar, Santosh
On Mon, Nov 28, 2011 at 1:53 AM, Mans Rullgard wrote: > On 27 November 2011 18:18, Woodruff, Richard wrote: >> >>> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- >>> boun...@lists.linaro.org] On Behalf Of Mans Rullgard >> >>> >> Do you have an erratum number for this? >>> >> >>> >

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Mans Rullgard
On 27 November 2011 23:36, Siarhei Siamashka wrote: > On Mon, Nov 28, 2011 at 12:18 AM, Mans Rullgard > wrote: >> On 27 November 2011 21:30, Siarhei Siamashka >> wrote: >>> On Sun, Nov 27, 2011 at 8:18 PM, Woodruff, Richard >>> wrote: > From: linaro-dev-boun...@lists.linaro.org [mailt

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Siarhei Siamashka
On Mon, Nov 28, 2011 at 12:18 AM, Mans Rullgard wrote: > On 27 November 2011 21:30, Siarhei Siamashka > wrote: >> On Sun, Nov 27, 2011 at 8:18 PM, Woodruff, Richard >> wrote: >>> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- boun...@lists.linaro.org] On Behalf Of Mans

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Mans Rullgard
On 27 November 2011 21:30, Siarhei Siamashka wrote: > On Sun, Nov 27, 2011 at 8:18 PM, Woodruff, Richard wrote: >> >>> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- >>> boun...@lists.linaro.org] On Behalf Of Mans Rullgard >> >>> >> Do you have an erratum number for this? >>> >> >>

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Siarhei Siamashka
On Sun, Nov 27, 2011 at 8:18 PM, Woodruff, Richard wrote: > >> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- >> boun...@lists.linaro.org] On Behalf Of Mans Rullgard > >> >> Do you have an erratum number for this? >> >> >> > This was very recent BUG and not yet made it to the public

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Mans Rullgard
On 27 November 2011 18:18, Woodruff, Richard wrote: > >> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- >> boun...@lists.linaro.org] On Behalf Of Mans Rullgard > >> >> Do you have an erratum number for this? >> >> >> > This was very recent BUG and not yet made it to the public errat

RE: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-27 Thread Woodruff, Richard
> From: linaro-dev-boun...@lists.linaro.org [mailto:linaro-dev- > boun...@lists.linaro.org] On Behalf Of Mans Rullgard > >> Do you have an erratum number for this? > >> > > This was very recent BUG and not yet made it to the public errata > > numbers. Most likely next PL310 errata update should h

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-24 Thread Mans Rullgard
On 24 November 2011 12:38, Shilimkar, Santosh wrote: > On Wed, Nov 23, 2011 at 6:55 AM, Andy Green wrote: >> On 11/22/2011 08:57 PM, Somebody in the thread at some point said: >>> >>> On Tue, Nov 22, 2011 at 6:02 PM, Mans Rullgard >>>  wrote: So keep them on by default but allow them to be t

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-24 Thread Shilimkar, Santosh
On Wed, Nov 23, 2011 at 6:55 AM, Andy Green wrote: > On 11/22/2011 08:57 PM, Somebody in the thread at some point said: >> >> On Tue, Nov 22, 2011 at 6:02 PM, Mans Rullgard >>  wrote: >>> >>> On 22 November 2011 05:14, Shilimkar, Santosh >>>  wrote: Mans, On Tue, Nov 22, 2011 a

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-22 Thread Andy Green
On 11/22/2011 08:57 PM, Somebody in the thread at some point said: On Tue, Nov 22, 2011 at 6:02 PM, Mans Rullgard wrote: On 22 November 2011 05:14, Shilimkar, Santosh wrote: Mans, On Tue, Nov 22, 2011 at 8:15 AM, Mans Rullgard wrote: These patches fix and tweak various cache settings for t

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-22 Thread Mans Rullgard
On 22 November 2011 12:57, Shilimkar, Santosh wrote: > On Tue, Nov 22, 2011 at 6:02 PM, Mans Rullgard > wrote: >> On 22 November 2011 05:14, Shilimkar, Santosh >> wrote:  OMAP4: enable double linefill on 4460 >>> Don't do that. We found a new errata around this recently which >>> demanded

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-22 Thread Shilimkar, Santosh
On Tue, Nov 22, 2011 at 6:02 PM, Mans Rullgard wrote: > On 22 November 2011 05:14, Shilimkar, Santosh > wrote: >> Mans, >> >> On Tue, Nov 22, 2011 at 8:15 AM, Mans Rullgard >> wrote: >>> These patches fix and tweak various cache settings for the 4460 >>> resulting in a speed increase exceeding

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-22 Thread Mans Rullgard
On 22 November 2011 05:14, Shilimkar, Santosh wrote: > Mans, > > On Tue, Nov 22, 2011 at 8:15 AM, Mans Rullgard > wrote: >> These patches fix and tweak various cache settings for the 4460 >> resulting in a speed increase exceeding 10% in some tests. >> >> Mans Rullgard (5): >>  OMAP4: apply L2 c

Re: [PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-21 Thread Shilimkar, Santosh
Mans, On Tue, Nov 22, 2011 at 8:15 AM, Mans Rullgard wrote: > These patches fix and tweak various cache settings for the 4460 > resulting in a speed increase exceeding 10% in some tests. > > Mans Rullgard (5): >  OMAP4: apply L2 cache lockdown workaround only on 4460 ES1.0 This one is OK though t

[PATCH 0/5] OMAP4: cache fixes for 4460

2011-11-21 Thread Mans Rullgard
These patches fix and tweak various cache settings for the 4460 resulting in a speed increase exceeding 10% in some tests. Mans Rullgard (5): OMAP4: apply L2 cache lockdown workaround only on 4460 ES1.0 OMAP4: enable double linefill on 4460 OMAP4: fix PL310 prefetch offset setting OMAP4: s