[PATCH v4 0/7] OMAP: idle path errata fixes

[Jean Pihet]

On Sat, Dec 18, 2010 at 11:53 PM, Nishanth Menon <nm at ti.com> wrote:
> Hi,
> as discussed in [1], here is step 2 - idle path errata fixes.
> this is the next rev incorporating comments from V2 post
> of this series.
>
> Tested:
> this series:
>        SDP3430
>        SDP3630
> this series + ASM cleanup series[2]
>        SDP3430
>        SDP3630
> Test Script:
> http://elinux.org/OMAP_Power_Management#Quick_verification_of_suspend-idle_functionality

This series + ASM cleanup series[2]:
Tested OK on Beagleboard with full RET and OFF modes,
using cpuidle.

Tested-by: Jean Pihet <j-pihet at ti.com>

>
> V3: http://marc.info/?t=129140247800030&r=1&w=2
>
> V2: http://marc.info/?l=linux-omap&m=129106200408109&w=2
>
> Major change in V3:
>        Erratas are now handled per silicon - it is much cleaner :)
>        no more redundant cpu_is_omap34xx check anymore
>        errata configure is __init as it should be
>
> Eduardo Valentin (1):
>  OMAP3630: PM: Erratum i583: disable coreoff if < ES1.2
>
> Nishanth Menon (3):
>  omap3: pm: introduce errata handling
>  OMAP3630: PM: Erratum i608: disable RTA
>  OMAP3: PM: make omap3_cpuidle_update_states independent of
>    enable_off_mode
>
> Peter 'p2' De Schrijver (2):
>  OMAP3: PM: Erratum i581 support: dll kick strategy
>  OMAP3630: PM: Disable L2 cache while invalidating L2 cache
>
> Richard Woodruff (1):
>  OMAP3: PM: Update clean_l2 to use v7_flush_dcache_all
>
>  arch/arm/mach-omap2/control.c     |   13 +++-
>  arch/arm/mach-omap2/control.h     |    7 +-
>  arch/arm/mach-omap2/cpuidle34xx.c |   29 ++++--
>  arch/arm/mach-omap2/pm.h          |   15 +++-
>  arch/arm/mach-omap2/pm34xx.c      |   46 +++++++++-
>  arch/arm/mach-omap2/sleep34xx.S   |  187 +++++++++++++++++++++++--------------
>  6 files changed, 211 insertions(+), 86 deletions(-)
>
> bloat-o-meter report Vs 2.6.37-rc6
> add/remove: 2/0 grow/shrink: 7/0 up/down: 297/0 (297)
> function                                     old     new   delta
> omap3_pm_off_mode_enable                      80     160     +80
> omap3_pm_init                               1792    1872     +80
> omap3630_ctrl_disable_rta                      -      44     +44
> omap3_save_scratchpad_contents               732     760     +28
> static.__func__                            13783   13808     +25
> vermagic                                      45      60     +15
> linux_banner                                 132     147     +15
> prcm_interrupt_handler                       268     276      +8
> pm34xx_errata                                  -       2      +2
>
> [1] http://marc.info/?l=linux-omap&m=129045338806957&w=2
> [2] http://marc.info/?l=linux-omap&m=129268746417556&w=2
>
> Cc: Charulatha Varadarajan <charu at ti.com>
> Cc: Jean Pihet <jean.pihet at newoldbits.com>
> Cc: Kevin Hilman <khilman at deeprootsystems.com>
> Cc: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Cc: Tao Hu <tghk48 at motorola.com>
> Cc: Tony Lindgren <tony at atomide.com>
> Cc: Vishwanath Sripathy <vishwanath.bs at ti.com>
>
> ---
> Regards,
> Nishanth Menon
>