kernel-hacking-2024-linux-s.../drivers/spi
Mark Brown bafe886936 spi/tegra-slink: Factor runtime PM out into transfer prepare/unprepare
Currently the tegra slink driver acquires a runtime PM reference for the
duration of each transfer. This may result in the IP being powered down
between transfers which would be at best wasteful. Instead it is better
to do this in the callbacks that are generated before and after starting
a series of transfers, keeping the IP powered throughout.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Laxman Dewangan <ldewangan@nvidia.com>
2013-07-29 17:12:38 +01:00
..
Kconfig Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2013-07-13 14:52:21 -07:00
Makefile
spi-altera.c spi: revert master->setup function removal for altera and nuc900 2013-07-11 11:35:25 +01:00
spi-ath79.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-atmel.c Merge remote-tracking branch 'spi/topic/bpw' into spi-next 2013-06-26 16:20:57 +01:00
spi-au1550.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-bcm63xx.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-bcm2835.c
spi-bfin-sport.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-bfin5xx.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-bitbang-txrx.h
spi-bitbang.c
spi-butterfly.c
spi-clps711x.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-coldfire-qspi.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-davinci.c Merge remote-tracking branch 'spi/topic/pdata' into spi-next 2013-06-26 16:21:02 +01:00
spi-dw-mid.c
spi-dw-mmio.c
spi-dw-pci.c
spi-dw.c spi: convert drivers to use bits_per_word_mask 2013-05-29 20:48:17 +01:00
spi-dw.h
spi-ep93xx.c Merge remote-tracking branch 'spi/topic/ep93xx' into spi-next 2013-06-26 16:20:58 +01:00
spi-falcon.c
spi-fsl-cpm.c
spi-fsl-cpm.h
spi-fsl-espi.c spi: fix build break in spi-fsl-espi.c 2013-06-01 19:46:16 +01:00
spi-fsl-lib.c spi: spi-fsl-lib: Make mpc8xxx_spi_work static 2013-06-04 18:40:51 +01:00
spi-fsl-lib.h
spi-fsl-spi.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-fsl-spi.h
spi-gpio.c Merge remote-tracking branch 'spi/topic/core' into spi-next 2013-06-26 16:20:58 +01:00
spi-imx.c Merge remote-tracking branch 'spi/topic/imx' into spi-next 2013-06-26 16:20:59 +01:00
spi-lm70llp.c
spi-mpc52xx-psc.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-mpc52xx.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-mpc512x-psc.c spi: mpc512x: use the SPI subsystem's message queue 2013-06-04 18:22:48 +01:00
spi-mxs.c Merge remote-tracking branch 'spi/topic/mxs' into spi-next 2013-06-26 16:21:00 +01:00
spi-nuc900.c spi: revert master->setup function removal for altera and nuc900 2013-07-11 11:35:25 +01:00
spi-oc-tiny.c
spi-octeon.c
spi-omap-100k.c Merge remote-tracking branch 'spi/topic/pdata' into spi-next 2013-06-26 16:21:02 +01:00
spi-omap-uwire.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-omap2-mcspi.c Merge remote-tracking branch 'spi/topic/pdata' into spi-next 2013-06-26 16:21:02 +01:00
spi-orion.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-pl022.c Pin control changes for the v3.11 kernel cycle: 2013-07-03 11:48:03 -07:00
spi-ppc4xx.c Merge remote-tracking branch 'spi/topic/pdata' into spi-next 2013-06-26 16:21:02 +01:00
spi-pxa2xx-dma.c Merge remote-tracking branch 'spi/topic/pxa' into spi-next 2013-06-26 16:21:03 +01:00
spi-pxa2xx-pci.c
spi-pxa2xx-pxadma.c
spi-pxa2xx.c Merge remote-tracking branch 'spi/topic/pxa' into spi-next 2013-06-26 16:21:03 +01:00
spi-pxa2xx.h
spi-rspi.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-s3c24xx-fiq.h
spi-s3c24xx-fiq.S
spi-s3c24xx.c spi: spi-s3c24xx: Remove redundant platform_set_drvdata() 2013-06-01 20:17:36 +01:00
spi-s3c64xx.c spi: s3c64xx: add missing check for polling mode 2013-07-02 19:02:14 +01:00
spi-sc18is602.c
spi-sh-hspi.c Merge remote-tracking branch 'spi/topic/pdata' into spi-next 2013-06-26 16:21:02 +01:00
spi-sh-msiof.c
spi-sh-sci.c
spi-sh.c spi: use platform_{get,set}_drvdata() 2013-05-23 09:09:55 -05:00
spi-sirf.c Merge remote-tracking branch 'spi/topic/sirf' into spi-next 2013-06-26 16:21:04 +01:00
spi-tegra20-sflash.c spi/tegra-sflash: Factor runtime PM out into transfer prepare/unprepare 2013-07-29 17:12:36 +01:00
spi-tegra20-slink.c spi/tegra-slink: Factor runtime PM out into transfer prepare/unprepare 2013-07-29 17:12:38 +01:00
spi-tegra114.c spi/tegra114: Factor runtime PM out into transfer prepare/unprepare 2013-07-29 17:12:35 +01:00
spi-ti-ssp.c spi: convert drivers to use bits_per_word_mask 2013-05-29 20:48:17 +01:00
spi-tle62x0.c
spi-topcliff-pch.c Merge remote-tracking branch 'spi/topic/topcliff' into spi-next 2013-06-26 16:21:05 +01:00
spi-txx9.c Merge remote-tracking branch 'spi/topic/txx9' into spi-next 2013-06-26 16:21:05 +01:00
spi-xcomm.c spi: convert drivers to use bits_per_word_mask 2013-05-29 20:48:17 +01:00
spi-xilinx.c spi/xilinx: Revert master->setup function removal 2013-07-10 09:45:48 +01:00
spi.c Merge branch 'akpm' (updates from Andrew Morton) 2013-07-03 17:12:13 -07:00
spidev.c