Re: OMAP4 errata i740

2012-03-30 Thread Santosh Shilimkar
On Friday 30 March 2012 05:30 PM, Cousson, Benoit wrote: > On 3/30/2012 1:20 PM, Shilimkar, Santosh wrote: [..] > Playing with clock domain state from the driver is just not acceptable. > Sorry for small digration but the clock-domain/power domain APIs were coming in between CPUIDLE code movemen

Re: OMAP4 errata i740

2012-03-30 Thread Tomi Valkeinen
On Fri, 2012-03-30 at 14:02 +0200, Cousson, Benoit wrote: > On 3/30/2012 1:59 PM, Tomi Valkeinen wrote: > > On Fri, 2012-03-30 at 16:50 +0530, Shilimkar, Santosh wrote: > > > >> Exactly. That's what I mean. You tweak sysconfig or clockdomain, > >> both are messy. > >> > >> if one need to choose bet

Re: OMAP4 errata i740

2012-03-30 Thread Cousson, Benoit
On 3/30/2012 1:20 PM, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 4:47 PM, Archit Taneja wrote: On Friday 30 March 2012 04:34 PM, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 4:26 PM, Archit Tanejawrote: On Friday 30 March 2012 03:59 PM, Santosh Shilimkar wrote: On Friday

Re: OMAP4 errata i740

2012-03-30 Thread Cousson, Benoit
On 3/30/2012 1:59 PM, Tomi Valkeinen wrote: On Fri, 2012-03-30 at 16:50 +0530, Shilimkar, Santosh wrote: Exactly. That's what I mean. You tweak sysconfig or clockdomain, both are messy. if one need to choose between two bad options, I guess sysconifig one is better because that is local to IPs

Re: OMAP4 errata i740

2012-03-30 Thread Tomi Valkeinen
On Fri, 2012-03-30 at 16:50 +0530, Shilimkar, Santosh wrote: > Exactly. That's what I mean. You tweak sysconfig or clockdomain, > both are messy. > > if one need to choose between two bad options, I guess sysconifig > one is better because that is local to IPs and there is some way today > for dr

Re: OMAP4 errata i740

2012-03-30 Thread Shilimkar, Santosh
On Fri, Mar 30, 2012 at 4:47 PM, Archit Taneja wrote: > On Friday 30 March 2012 04:34 PM, Shilimkar, Santosh wrote: >> >> On Fri, Mar 30, 2012 at 4:26 PM, Archit Taneja  wrote: >>> >>> On Friday 30 March 2012 03:59 PM, Santosh Shilimkar wrote: On Friday 30 March 2012 03:53 PM, Couss

Re: OMAP4 errata i740

2012-03-30 Thread Archit Taneja
On Friday 30 March 2012 04:34 PM, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 4:26 PM, Archit Taneja wrote: On Friday 30 March 2012 03:59 PM, Santosh Shilimkar wrote: On Friday 30 March 2012 03:53 PM, Cousson, Benoit wrote: On 3/30/2012 10:44 AM, Santosh Shilimkar wrote: On Friday 3

Re: OMAP4 errata i740

2012-03-30 Thread Shilimkar, Santosh
On Fri, Mar 30, 2012 at 4:26 PM, Archit Taneja wrote: > On Friday 30 March 2012 03:59 PM, Santosh Shilimkar wrote: >> >> On Friday 30 March 2012 03:53 PM, Cousson, Benoit wrote: >>> >>> On 3/30/2012 10:44 AM, Santosh Shilimkar wrote: On Friday 30 March 2012 02:04 PM, Archit Taneja wrote:

Re: OMAP4 errata i740

2012-03-30 Thread Archit Taneja
On Friday 30 March 2012 03:59 PM, Santosh Shilimkar wrote: On Friday 30 March 2012 03:53 PM, Cousson, Benoit wrote: On 3/30/2012 10:44 AM, Santosh Shilimkar wrote: On Friday 30 March 2012 02:04 PM, Archit Taneja wrote: On Friday 30 March 2012 02:01 PM, Santosh Shilimkar wrote: + Kevin On Fri

Re: OMAP4 errata i740

2012-03-30 Thread Santosh Shilimkar
On Friday 30 March 2012 03:53 PM, Cousson, Benoit wrote: > On 3/30/2012 10:44 AM, Santosh Shilimkar wrote: >> On Friday 30 March 2012 02:04 PM, Archit Taneja wrote: >>> On Friday 30 March 2012 02:01 PM, Santosh Shilimkar wrote: + Kevin On Friday 30 March 2012 01:56 PM, Tomi Valkeinen

Re: OMAP4 errata i740

2012-03-30 Thread Cousson, Benoit
On 3/30/2012 10:44 AM, Santosh Shilimkar wrote: On Friday 30 March 2012 02:04 PM, Archit Taneja wrote: On Friday 30 March 2012 02:01 PM, Santosh Shilimkar wrote: + Kevin On Friday 30 March 2012 01:56 PM, Tomi Valkeinen wrote: On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: On Fr

Re: OMAP4 errata i740

2012-03-30 Thread Cousson, Benoit
On 3/30/2012 10:26 AM, Tomi Valkeinen wrote: On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 1:37 PM, Tomi Valkeinen wrote: All OMAP4 versions seem to be affected. I couldn't find a mention about this in the mainline kernel. Any ideas how and where this s

Re: OMAP4 errata i740

2012-03-30 Thread Santosh Shilimkar
On Friday 30 March 2012 02:04 PM, Archit Taneja wrote: > On Friday 30 March 2012 02:01 PM, Santosh Shilimkar wrote: >> + Kevin >> >> On Friday 30 March 2012 01:56 PM, Tomi Valkeinen wrote: >>> On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 1:37 PM, Tomi >>

Re: OMAP4 errata i740

2012-03-30 Thread Archit Taneja
On Friday 30 March 2012 02:01 PM, Santosh Shilimkar wrote: + Kevin On Friday 30 March 2012 01:56 PM, Tomi Valkeinen wrote: On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: On Fri, Mar 30, 2012 at 1:37 PM, Tomi Valkeinen wrote: All OMAP4 versions seem to be affected. I couldn't

Re: OMAP4 errata i740

2012-03-30 Thread Santosh Shilimkar
+ Kevin On Friday 30 March 2012 01:56 PM, Tomi Valkeinen wrote: > On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: >> On Fri, Mar 30, 2012 at 1:37 PM, Tomi Valkeinen >> wrote: > >>> All OMAP4 versions seem to be affected. I couldn't find a mention about >>> this in the mainline kern

Re: OMAP4 errata i740

2012-03-30 Thread Tomi Valkeinen
On Fri, 2012-03-30 at 13:51 +0530, Shilimkar, Santosh wrote: > On Fri, Mar 30, 2012 at 1:37 PM, Tomi Valkeinen wrote: > > All OMAP4 versions seem to be affected. I couldn't find a mention about > > this in the mainline kernel. Any ideas how and where this should be > > fixed? > > > It's not patch

Re: OMAP4 errata i740

2012-03-30 Thread Shilimkar, Santosh
On Fri, Mar 30, 2012 at 1:37 PM, Tomi Valkeinen wrote: > Hi, > > I just found out about OMAP4 errata i740: > > DESCRIPTION > A bug has been identified in the interconnect agent handling the > connect-disconnect protocol between an > initiator and interconnect. When

OMAP4 errata i740

2012-03-30 Thread Tomi Valkeinen
Hi, I just found out about OMAP4 errata i740: DESCRIPTION A bug has been identified in the interconnect agent handling the connect-disconnect protocol between an initiator and interconnect. When the disconnect protocol violation occurs, there is a dead lock and a system lockup is observed