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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Thu, Feb 10, 2011 at 08:19:19PM +0530, Santosh Shilimkar wrote:
> > This patch will need below update so that the smp_scu.h
> > header can be included from ass
On Thu, Feb 10, 2011 at 08:19:19PM +0530, Santosh Shilimkar wrote:
> This patch will need below update so that the smp_scu.h
> header can be included from assembly files. Will you
> fold this into your patch or you want me to
> send below as separate patch ?
Folded.
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
[]
> > > 8<--
> > > Subject: [PATCH] ARM: smp: add function to set WFI low-power
> mode
> > > for SMP CPUs
> > >
> > > A
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Mon, Feb 07, 2011 at 03:51:04PM +0530, Santosh Shilimkar wrote:
> > > > > +int scu_power_mode(void __iomem *scu_base, unsigned int
> mode)
> > >
On Mon, Feb 07, 2011 at 03:51:04PM +0530, Santosh Shilimkar wrote:
> > > > +int scu_power_mode(void __iomem *scu_base, unsigned int mode)
> > > > +{
> > > > + unsigned int val;
> > > > + int cpu = smp_processor_id();
> > > > + int shift;
> > > shift is unused with this version now
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
[]
> > > +int scu_power_mode(void __iomem *scu_base, unsigned int mode)
> > > +{
> > > + unsigned int val;
> > > + int cpu = smp_processor_
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> > ccr...@android.com
> > Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> > file
> >
> [.]
>
> > 8<--
> > Subject: [PAT
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
[.]
> 8<--
> Subject: [PATCH] ARM: smp: add function to set WFI low-power mode
> for SMP CPUs
>
> Add a function to set the SCU low-power mode for SMP CPU
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Fri, Feb 04, 2011 at 04:16:07PM +0530, Santosh Shilimkar wrote:
> > > -Original Message-
> > > From: Russell King - ARM Linux [mailto:li...@arm.li
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> > o...@vger.kernel.org; linux-arm-ker...@lists.infradead.org;
> > ccr...@android.com
> > Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> > file
> >
> > On Tue, Jan 25, 2011 at 11:53:35PM +0530, Santosh Sh
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Tue, Jan 25, 2011 at 11:53:35PM +0530, Santosh Shilimkar wrote:
> > After fixing the 3rd version for base address break, I was able to
> > use this patch and
On Tue, Jan 25, 2011 at 11:53:35PM +0530, Santosh Shilimkar wrote:
> After fixing the 3rd version for base address break, I was able to
> use this patch and test it. Seems to work. SMC related stuff can
> be ignored because OMAP4 ES1.0 doesn't have functional PM hardware
> support.
I think I'd pre
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Tue, Jan 25, 2011 at 01:04:22PM +, Russell King - ARM Linux
> wrote:
> > Actually, we can do this safely - byte stores are permitted to SCU
> > registers
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> o...@vger.kernel.org
> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Tue, Jan 25, 2011 at 06:06:27PM +0530, Santosh Shilimkar wrote:
> > Ok. I missed some information my last email.
> > The SCU power status programming is u
On Tue, Jan 25, 2011 at 06:06:27PM +0530, Santosh Shilimkar wrote:
> Ok. I missed some information my last email.
> The SCU power status programming is used to take CPU in/out
> of coherency as an alternative to SMP bit. We don't
> have an access to SMP bit on OMAP4. ARM has already
> confirmed SCU
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> o...@vger.kernel.org
> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Tue, Jan 25, 2011 at 06:06:27PM +0530, Santosh Shilimkar wrote:
> > Ok. I missed some information my last email.
> > The SCU power status programming is u
On Tue, Jan 25, 2011 at 01:04:22PM +, Russell King - ARM Linux wrote:
> Actually, we can do this safely - byte stores are permitted to SCU
> registers probably for this very reason.
3rd revision of the patch:
arch/arm/include/asm/smp_scu.h |5 +
arch/arm/kernel/smp_scu.c | 16
On Tue, Jan 25, 2011 at 12:56:56PM +, Russell King - ARM Linux wrote:
> On Tue, Jan 25, 2011 at 06:06:27PM +0530, Santosh Shilimkar wrote:
> > Ok. I missed some information my last email.
> > The SCU power status programming is used to take CPU in/out
> > of coherency as an alternative to SMP b
On Tue, Jan 25, 2011 at 06:06:27PM +0530, Santosh Shilimkar wrote:
> Ok. I missed some information my last email.
> The SCU power status programming is used to take CPU in/out
> of coherency as an alternative to SMP bit. We don't
> have an access to SMP bit on OMAP4. ARM has already
> confirmed SCU
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> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> I did mean to include the updated patch:
As said in other email will work towards this.
>
> arch/arm/include/asm/smp_scu.h |5 +
> arch/arm/kernel/smp_scu.
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> o...@vger.kernel.org
> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Tue, Jan 25, 2011 at 05:32:57PM +0530, Santosh Shilimkar wrote:
> > I have similar patch implemented but what it does is just
> > prepares the value to be progra
On Tue, Jan 25, 2011 at 12:16:56PM +, Russell King - ARM Linux wrote:
> On Tue, Jan 25, 2011 at 05:32:57PM +0530, Santosh Shilimkar wrote:
> > I have similar patch implemented but what it does is just
> > prepares the value to be programmed and stores it to a scratchpad.
> > I see your point bu
On Tue, Jan 25, 2011 at 05:32:57PM +0530, Santosh Shilimkar wrote:
> I have similar patch implemented but what it does is just
> prepares the value to be programmed and stores it to a scratchpad.
> I see your point but below patch may now work well. The reason is the SCU
> register needs to accesse
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> o...@vger.kernel.org
> Subject: Re: [PATCH 4/5] ARM: scu: Move register defines to header
> file
>
> On Mon, Jan 24, 2011 at 02:21:18PM +0530, Santosh Shilimkar wrote:
> > This patch moves SCU register defines from smp_scu.c to smp_scu.h
> > so that its available f
On Mon, Jan 24, 2011 at 02:21:18PM +0530, Santosh Shilimkar wrote:
> This patch moves SCU register defines from smp_scu.c to smp_scu.h
> so that its available for platforms to use
>
> The SCU CPU power status registers is used for power management
> on OMAP4.
Could we instead have an API inside s
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