On Fri, Oct 19, 2012 at 12:10:45PM +0200, Daniel Lezcano wrote: > The discussion about having different cpus on the system with > different latencies bring us to a first attemp by adding a > pointer in the cpuidle_device to the states array. > > But as Rafael suggested, it would make more sense to create a > driver per cpu [1]. > > This patch adds support for multiple cpuidle drivers. > > It creates a per cpu cpuidle driver pointer. > > In order to not break the different drivers, the function > cpuidle_register_driver > assign for each cpu, the driver. > > The multiple driver support is optional and if it is not set, the cpuide > driver > core code remains the same (except some code reorganisation). > > I did the following tests compiled, booted, tested without/with > CONFIG_CPU_IDLE, > with/without CONFIG_CPU_IDLE_MULTIPLE_DRIVERS. > > Tested on Core2 Duo T9500 with acpi_idle [and intel_idle] > Tested on ARM Dual Cortex-A9 U8500 (aka Snowball) > > V1 tested on Tegra3 and Vexpress TC2 >
V2 tested on Tegra3. Cheers, Peter. _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
