config GK20A tristate "Nvidia GK20A GPU support" default y help Choose this option if you have an SoC with integrated Nvidia GPU IP. config GK20A_DEFAULT_TIMEOUT depends on GK20A int "Default timeout for submits" default 10000 help Default timeout for jobs in milliseconds. Set to zero for no timeout. config GK20A_PMU bool "Support GK20A PMU" depends on GK20A default n help Say Y here to enable GK20A PMU features. choice depends on GK20A prompt "Enable GK20A frequency scaling" default GK20A_PERFMON optional help Select this entry to enable gk20a scaling config GK20A_PERFMON bool "Use Perfmon" help Select this to enable built-in perfmon scaling. The built-in scaling option uses simplistic scaling mechanism (if busy, increase frequency and decrease frequency if idle). config GK20A_DEVFREQ bool "Use Devfreq" help Select this to use devfreq based scaling. Devfreq is a common framework that allows using variety of different governors and changing between governors on the fly. By default, no governor is selected. endchoice config GK20A_CYCLE_STATS bool "Support GK20A GPU CYCLE STATS" depends on GK20A default y help Say Y here to enable the cycle stats debugging features. config GK20A_PHYS_PAGE_TABLES bool "Use physical addressing for gk20a page tables" depends on GK20A default y if TEGRA_SIMULATION_PLATFORM help Use physical addressing for gk20a page tables. If this is off, we use SMMU translation. config TEGRA_GK20A bool "Enable the GK20A GPU on Tegra" depends on TEGRA_GRHOST depends on GK20A default y help Enable support for the GK20A graphics engine on Tegra by adding a Tegra platfrom interface to the GK20A driver. The Tegra platform interface requires TEGRA_GRHOST (host1x).