From: santosh.shilimkar@ti.com (Santosh Shilimkar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 10/17] omap4: pm: Add L2 cache lowpower support
Date: Thu, 3 Mar 2011 22:00:00 +0530 [thread overview]
Message-ID: <5d01c6484d0d490b88624e841b6f10ae@mail.gmail.com> (raw)
In-Reply-To: <878vwx40bh.fsf@ti.com>
> -----Original Message-----
> From: Kevin Hilman [mailto:khilman at ti.com]
> Sent: Thursday, March 03, 2011 4:06 AM
> To: Santosh Shilimkar
> Cc: linux-omap at vger.kernel.org; linux-arm-kernel at lists.infradead.org
> Subject: Re: [PATCH 10/17] omap4: pm: Add L2 cache lowpower support
>
> Santosh Shilimkar <santosh.shilimkar@ti.com> writes:
>
> > When MPUSS hits off-mode e, L2 cache is lost. This patch adds L2X0
> > necessary maintenance operations and context restoration in the
> > low power code.
> >
> > Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
> > Reviewed-by: Kevin Hilman <khilman@ti.com>
> > ---
> > arch/arm/mach-omap2/omap4-mpuss-lowpower.c | 11 +++++
> > arch/arm/mach-omap2/omap4-sar-layout.h | 2 +
> > arch/arm/mach-omap2/sleep44xx.S | 64
> ++++++++++++++++++++++++++++
> > 3 files changed, 77 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap2/omap4-mpuss-lowpower.c
> b/arch/arm/mach-omap2/omap4-mpuss-lowpower.c
> > index a30f19b..bff768f 100644
> > --- a/arch/arm/mach-omap2/omap4-mpuss-lowpower.c
> > +++ b/arch/arm/mach-omap2/omap4-mpuss-lowpower.c
> > @@ -49,6 +49,7 @@
> > #include <asm/system.h>
> > #include <asm/irq.h>
> > #include <asm/hardware/gic.h>
> > +#include <asm/hardware/cache-l2x0.h>
> >
> > #include <plat/omap44xx.h>
> > #include <mach/omap4-common.h>
> > @@ -341,6 +342,7 @@ int __init omap4_mpuss_init(void)
> > {
> > struct omap4_cpu_pm_info *pm_info;
> > u8 i;
> > + u32 val;
>
> This will cause an 'unused variable' compiler warning when
> !CONFIG_CACHE_L2X0
>
Good catch. Fixed
next prev parent reply other threads:[~2011-03-03 16:30 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-19 10:42 [PATCH 00/17] omap4: pm: suspend, hotplug and cpuilde support Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 01/17] omap4: pm: Add omap WakeupGen module support Santosh Shilimkar
2011-03-02 21:47 ` Kevin Hilman
2011-03-03 16:04 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 02/17] omap4: pm: Add SAR RAM support Santosh Shilimkar
2011-03-02 21:56 ` Kevin Hilman
2011-03-03 16:08 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 03/17] omap4: Export scu base address Santosh Shilimkar
2011-03-02 21:58 ` Kevin Hilman
2011-03-03 16:09 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 04/17] omap4: pm: Add CPUx OFF mode support Santosh Shilimkar
2011-03-02 22:12 ` Kevin Hilman
2011-03-03 16:14 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 05/17] omap4: pm: Initialise all the clockdomains to supported states Santosh Shilimkar
2011-03-02 22:17 ` Kevin Hilman
2011-03-03 16:14 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 06/17] omap4: pm: Program CPU1 to hit OFF when off-lined Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 07/17] omap4: pm: CPU1 wakeup workaround form Low power modes Santosh Shilimkar
2011-03-02 22:23 ` Kevin Hilman
2011-03-03 16:15 ` Santosh Shilimkar
2011-03-02 23:44 ` Kevin Hilman
2011-02-19 10:42 ` [PATCH 08/17] omap4: pm: Add GIC save/restore support Santosh Shilimkar
2011-03-02 22:29 ` Kevin Hilman
2011-03-03 16:29 ` Santosh Shilimkar
2011-03-03 17:03 ` Kevin Hilman
2011-03-04 8:39 ` Santosh Shilimkar
2011-03-04 16:11 ` Kevin Hilman
2011-03-04 16:14 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 09/17] omap4: pm: Add WakeupGen " Santosh Shilimkar
2011-03-02 22:34 ` Kevin Hilman
2011-02-19 10:42 ` [PATCH 10/17] omap4: pm: Add L2 cache lowpower support Santosh Shilimkar
2011-03-02 22:36 ` Kevin Hilman
2011-03-03 16:30 ` Santosh Shilimkar [this message]
2011-02-19 10:42 ` [PATCH 11/17] omap4: suspend: Add MPUSS RET and OFF support Santosh Shilimkar
2011-03-02 22:45 ` Kevin Hilman
2011-03-03 16:31 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 12/17] omap4: pm-debug: Add wakeup timer and debug counters Santosh Shilimkar
2011-03-02 22:51 ` Kevin Hilman
2011-03-03 16:34 ` Santosh Shilimkar
2011-03-03 17:05 ` Kevin Hilman
2011-03-04 6:26 ` Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 13/17] omap4: cpuidle: Basic CPUidle support Santosh Shilimkar
2011-03-02 22:55 ` Kevin Hilman
2011-02-19 10:42 ` [PATCH 14/17] omap4: cpuidle: Add MPUSS RET OFF states Santosh Shilimkar
2011-02-21 10:19 ` Jean Pihet
2011-02-21 10:26 ` Santosh Shilimkar
2011-02-21 14:01 ` Santosh Shilimkar
2011-03-02 23:32 ` Kevin Hilman
2011-02-19 10:42 ` [PATCH 15/17] omap4: cpuidle: Switch to gptimer from twd in deeper C-states Santosh Shilimkar
2011-02-19 10:42 ` [PATCH 16/17] omap4: cpuidle: Allow debugfs control through enable_off_mode Santosh Shilimkar
2011-03-02 23:43 ` Kevin Hilman
2011-02-19 10:42 ` [PATCH 17/17] omap4: Remove un-used do_wfi() macro Santosh Shilimkar
2011-03-02 23:46 ` [PATCH 00/17] omap4: pm: suspend, hotplug and cpuilde support Kevin Hilman
2011-03-03 7:20 ` Santosh Shilimkar
2011-03-04 17:20 ` Santosh Shilimkar
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