[PATCH 00/27] add pm_runtime_last_busy_and_autosuspend() helper

Rafael J. Wysocki rjw at rjwysocki.net
Wed Sep 24 13:28:07 PDT 2014


On Wednesday, September 24, 2014 09:44:50 PM Vinod Koul wrote:
> This patch series adds a simple macro pm_runtime_last_busy_and_autosuspend()
> which invokes pm_runtime_mark_last_busy() and pm_runtime_put_autosuspend()
> sequentially. Then we do a tree wide update of current patterns which are
> present. As evident from log below this pattern is frequent in the
> kernel.
> 
> This series can be found at
> git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/slave-dma.git
> topic/pm_runtime_last_busy_and_autosuspend
> 
> Fengguang's kbuild has tested it so it shouldn't break things for anyone.
> Barring one patch (explictyly mentioned in its changelog) rest are simple
> replacements.
> 
> If all are okay, this should be merged thru PM tree as it depends on macro
> addition.
> 
> Subhransu S. Prusty (1):
>   PM: Add helper pm_runtime_last_busy_and_autosuspend()
> 
> Vinod Koul (26):
>   dmaengine: ste_dma: use pm_runtime_last_busy_and_autosuspend helper
>   extcon: arizona: use pm_runtime_last_busy_and_autosuspend helper
>   drm/i915: use pm_runtime_last_busy_and_autosuspend helper
>   drm/nouveau: use pm_runtime_last_busy_and_autosuspend helper
>   drm/radeon: use pm_runtime_last_busy_and_autosuspend helper
>   vga_switcheroo: use pm_runtime_last_busy_and_autosuspend helper
>   i2c: designware: use pm_runtime_last_busy_and_autosuspend helper
>   i2c: omap: use pm_runtime_last_busy_and_autosuspend helper
>   i2c: qup: use pm_runtime_last_busy_and_autosuspend helper
>   mfd: ab8500-gpadc: use pm_runtime_last_busy_and_autosuspend helper
>   mfd: arizona: use pm_runtime_last_busy_and_autosuspend helper
>   mei: use pm_runtime_last_busy_and_autosuspend helper
>   mmc: use pm_runtime_last_busy_and_autosuspend helper
>   mmc: mmci: use pm_runtime_last_busy_and_autosuspend helper
>   mmc: omap_hsmmc: use pm_runtime_last_busy_and_autosuspend helper
>   mmc: sdhci-pxav3: use pm_runtime_last_busy_and_autosuspend helper
>   mmc: sdhci: use pm_runtime_last_busy_and_autosuspend helper
>   NFC: trf7970a: use pm_runtime_last_busy_and_autosuspend helper
>   pm2301-charger: use pm_runtime_last_busy_and_autosuspend helper
>   spi: omap2-mcspi: use pm_runtime_last_busy_and_autosuspend helper
>   spi: orion: use pm_runtime_last_busy_and_autosuspend helper
>   spi: ti-qspi: use pm_runtime_last_busy_and_autosuspend helper
>   spi: core: use pm_runtime_last_busy_and_autosuspend helper
>   tty: serial: omap: use pm_runtime_last_busy_and_autosuspend helper
>   usb: musb: omap2430: use pm_runtime_last_busy_and_autosuspend helper
>   video: fbdev: use pm_runtime_last_busy_and_autosuspend helper
> 
>  Documentation/power/runtime_pm.txt          |    4 ++
>  drivers/dma/ste_dma40.c                     |   30 ++++---------
>  drivers/extcon/extcon-arizona.c             |    6 +--
>  drivers/gpu/drm/i915/intel_pm.c             |    3 +-
>  drivers/gpu/drm/nouveau/nouveau_connector.c |    3 +-
>  drivers/gpu/drm/nouveau/nouveau_drm.c       |    9 +---
>  drivers/gpu/drm/radeon/radeon_connectors.c  |   15 ++----
>  drivers/gpu/drm/radeon/radeon_drv.c         |    5 +-
>  drivers/gpu/drm/radeon/radeon_kms.c         |    6 +--
>  drivers/gpu/vga/vga_switcheroo.c            |    7 +--
>  drivers/i2c/busses/i2c-designware-core.c    |    3 +-
>  drivers/i2c/busses/i2c-omap.c               |    6 +--
>  drivers/i2c/busses/i2c-qup.c                |    3 +-
>  drivers/mfd/ab8500-gpadc.c                  |    6 +--
>  drivers/mfd/arizona-irq.c                   |    3 +-
>  drivers/misc/mei/client.c                   |   12 ++----
>  drivers/mmc/core/core.c                     |    3 +-
>  drivers/mmc/host/mmci.c                     |   12 ++----
>  drivers/mmc/host/omap_hsmmc.c               |   19 ++-------
>  drivers/mmc/host/sdhci-pxav3.c              |    6 +--
>  drivers/mmc/host/sdhci.c                    |    3 +-
>  drivers/nfc/trf7970a.c                      |    3 +-
>  drivers/power/pm2301_charger.c              |    3 +-
>  drivers/spi/spi-omap2-mcspi.c               |    9 +---
>  drivers/spi/spi-orion.c                     |    3 +-
>  drivers/spi/spi-ti-qspi.c                   |    5 +-
>  drivers/spi/spi.c                           |    6 +--
>  drivers/tty/serial/omap-serial.c            |   60 +++++++++------------------
>  drivers/usb/musb/omap2430.c                 |    6 +--
>  drivers/video/fbdev/auo_k190x.c             |    9 +---
>  include/linux/pm_runtime.h                  |    6 +++
>  31 files changed, 97 insertions(+), 177 deletions(-)

OK, I guess this is as good as it gets.

What tree would you like it go through?


-- 
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.


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