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authorTony Lindgren <tony@atomide.com>2016-02-12 17:56:52 +0100
committerTony Lindgren <tony@atomide.com>2016-02-12 17:56:52 +0100
commitcf26f1137333251f3515dea31f95775b99df0fd5 (patch)
tree6db45242fd172ed2fa1f56b0c5fb97c2f78fae81 /arch/arm/boot/dts/tps65217.dtsi
parentARM: OMAP2+: Improve omap_device error for driver writers (diff)
downloadlinux-cf26f1137333251f3515dea31f95775b99df0fd5.tar.xz
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ARM: OMAP2+: Fix omap_device for module reload on PM runtime forbid
If a driver PM runtime is disabled via sysfs, and the module is unloaded, PM runtime can't do anything to disable the device. Let's let the interconnect disable the device on BUS_NOTIFY_UNBOUND_DRIVER. Otherwise omap_device will produce and error on the following module reload. This can be easily tested with something like: # modprobe omap_hsmmc # echo on > /sys/devices/platform/68000000.ocp/4809c000.mmc/power/control # rmmod omap_hsmmc # modprobe omap_hsmmc Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Nishanth Menon <nm@ti.com> Cc: Rafael J. Wysocki <rafael@kernel.org> Cc: Tero Kristo <t-kristo@ti.com> Reported-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Kevin Hilman <khilman@baylibre.com> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Tony Lindgren <tony@atomide.com>
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