On Wednesday, September 24, 2014 03:15:58 PM Felipe Balbi wrote: > On Wed, Sep 24, 2014 at 10:28:07PM +0200, Rafael J. Wysocki wrote: > > 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? > > Do we really need this new helper ? I mean, the very moment when we > decide to implement ->runtime_idle() we will need to get rid of this > change. I wonder if it's really valid... I'm not sure I'm following? This seems to simply implement what drivers have been doing already as one function. Why would it be invalid to reduce code duplication? -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center.
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