mirror of
git://nv-tegra.nvidia.com/linux-nvgpu.git
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23d6b36101
Support exporting and importing semaphore-based synchronization with the stable dma-fence API. The "Android" sync fence API used until now is deprecated. The Android sync framework is still kept as the default. Jira NVGPU-5353 Change-Id: I9e57947adeb4d2ef5d59135ed7d008553c44f97c Signed-off-by: Konsta Hölttä <kholtta@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2336119 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
269 lines
6.5 KiB
Plaintext
269 lines
6.5 KiB
Plaintext
config GK20A
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tristate "Nvidia GK20A GPU support"
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default n
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help
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Choose this option if you have an SoC with integrated
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Nvidia GPU IP.
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config GK20A_PMU
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bool "Support GK20A PMU"
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depends on GK20A
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default n
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help
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Say Y here to enable GK20A PMU features.
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choice
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depends on GK20A
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prompt "Enable GK20A frequency scaling"
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default GK20A_DEVFREQ
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optional
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help
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Select this entry to enable gk20a scaling
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config GK20A_DEVFREQ
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depends on COMMON_CLK && PM_DEVFREQ
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bool "Use Devfreq"
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help
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Select this to use devfreq based scaling.
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Devfreq is a common framework that allows using
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variety of different governors and changing
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between governors on the fly. By default, no
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governor is selected.
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endchoice
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config GK20A_PM_QOS
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depends on GK20A_DEVFREQ
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bool "Use PM_QOS constraints for devfreq based scaling"
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default y
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help
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Enable support to pass PM_QOS constraints to devfreq based
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scaling.
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config NVGPU_TRACK_MEM_USAGE
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bool "Track the usage of system memory in nvgpu"
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depends on GK20A
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default n
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help
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Say Y here to allow nvgpu to track and keep statistics on
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the system memory used by the driver. This does recreate
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some of the kmem_leak tracking but this is also applicable
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to other OSes which do not have Linux' kmem_leak.
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config NVGPU_CYCLESTATS
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bool "Support GPU CYCLE STATS"
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depends on GK20A
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default y
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help
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Say Y here to enable the cycle stats debugging features.
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config NVGPU_FECS_TRACE
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bool "Support NVGPU FECS Context Switch tracing"
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depends on GK20A
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default y
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help
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Enable support for the NVGPU Context Switch Tracing. In this mode,
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FECS collects timestamps for contexts loaded on GR engine. This
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allows tracking context switches on GR engine, as well as
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identifying processes that submitted work.
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config TEGRA_GK20A_NVHOST
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bool "Support interfacing with nvhost hardware"
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depends on TEGRA_GRHOST || TEGRA_HOST1X
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depends on GK20A
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default y
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help
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Enable support in GK20A for the nvhost (host1x) dma engine hardware
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that includes things like hardware syncpts. This requires either
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TEGRA_GRHOST or TEGRA_HOST1X.
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config TEGRA_GK20A
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bool "Enable the GK20A GPU on Tegra"
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depends on GK20A
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default y
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help
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Enable support for the GK20A graphics engine on Tegra
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by adding a Tegra platfrom interface to the GK20A driver.
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config TEGRA_ACR
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bool "Enable HS bin support on GM20B GPU on Tegra"
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depends on GK20A && GK20A_PMU
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default n
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help
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Enable Support for Loading High Secure binary, and using
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Write Protected Regions (WPR) for storing ucodes, and bootstrap
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PMU, FECS and GPCCS in Low Secure mode.
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config TEGRA_USE_NA_GPCPLL
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bool "Enable noise aware mode of GM20B GPCPLL on Tegra"
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depends on GK20A
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depends on COMMON_CLK
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default n
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help
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Enable noise aware (NA) mode of GM20b GPCPLL. In this mode PLL output
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frequency is automatically adjusted when GM20b voltage is fluctuating
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because of transient PMIC or power distribution tree noise.
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config GK20A_PCI
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bool "Support PCIe NVIDIA GPUs on nvgpu"
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depends on PCI && GK20A
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default y
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help
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Enable support for GPUs on PCIe bus.
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config GK20A_TRACE_PRINTK
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bool "Support trace_printk debugging"
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depends on GK20A && TRACING
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default n
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help
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Enable nvgpu debug facility to redirect debug spew to ftrace. This
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affects kernel memory use, so should not be enabled by default.
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config NVGPU_USE_TEGRA_ALLOC_FD
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bool "Use tegra_alloc_fd() for allocating dma_buf fds for vidmem"
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depends on GK20A
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depends on NV_TEGRA_MC
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default y
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help
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Use tegra_alloc_fd() for allocating dma_buf fds. This allocates
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the fds above 1024 which exempts them from counting against process
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fd limit.
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It is only available in Tegra kernel.
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config NVGPU_SUPPORT_TURING
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bool "Turing family GPU"
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depends on GK20A && ARCH_TEGRA_19x_SOC
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default y
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help
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Support for NVIDIA Turing family of GPU
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config NVGPU_DEBUGGER
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bool "Support debugger APIs"
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depends on GK20A
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default y
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help
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Support for debugger APIs
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config NVGPU_LS_PMU
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bool "LS PMU support"
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depends on GK20A
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default y
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help
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Support for iGPU LS PMU enable/disable
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config NVGPU_LOGGING
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bool "NVGPU logging"
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depends on GK20A
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default y
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help
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Enable/Disable NVGPU logging
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config NVGPU_HAL_NON_FUSA
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bool "Support non-functionally safe HALs"
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depends on GK20A
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default y
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help
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Enable/Disable the support of HALs from chips that do not have functional
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safety certification
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config NVGPU_RECOVERY
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bool "Recovery support"
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depends on GK20A
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default y
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help
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Support recovery on failure (which may involve engine reset)
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config NVGPU_NVLINK
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bool "Nvlink support"
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depends on TEGRA_NVLINK
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default y
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help
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Support Nvlink
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config NVGPU_GR_VIRTUALIZATION
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bool "NVGPU Virtualization Support"
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depends on TEGRA_GR_VIRTUALIZATION
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default y
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help
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Support NVGPU Virtualization
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config NVGPU_DMABUF_HAS_DRVDATA
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bool "NVGPU DMABUF private driver data support"
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depends on GK20A
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default y
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help
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Support NVGPU DMABUF private driver data needed for compression
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config NVGPU_COMPRESSION
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bool "Compression support"
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depends on GK20A
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depends on NVGPU_DMABUF_HAS_DRVDATA
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default y
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help
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Support for compression
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config NVGPU_SUPPORT_CDE
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bool "Support extraction of comptags for CDE"
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depends on GK20A
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depends on NVGPU_COMPRESSION
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default y
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help
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Enable support for extraction of comptags for CDE.
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config NVGPU_DGPU
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bool "NVGPU DGPU support"
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depends on GK20A
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depends on GK20A_PCI
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default y
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help
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Support for NVGPU DGPU
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config NVGPU_VPR
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bool "NVGPU VPR support"
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depends on GK20A
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default y
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help
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Support for NVGPU VPR
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config NVGPU_TEGRA_FUSE
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bool "Tegra fuse Support"
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depends on GK20A
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default y
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help
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Support Tegra fuse
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choice
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prompt "Supported sync fence backend"
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default NVGPU_SYNCFD_ANDROID
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depends on GK20A
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help
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GPU job synchronization (fences before and after submits) can use raw
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syncpoints if available and sync fds if chosen. Without syncpoints,
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nvgpu also provides semaphore-backed sync fds to userspace.
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Select which kernel-provided API is used for sync fds. Matching
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support is required for the userspace drivers too.
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config NVGPU_SYNCFD_STABLE
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bool "Upstream stabilized SYNC_FILE"
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depends on SYNC_FILE
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help
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Select CONFIG_SYNC_FILE, the cross-driver "Explicit Synchronization
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Framework" stabilized upstream from the Android sync since v4.9.
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config NVGPU_SYNCFD_ANDROID
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bool "Android SYNC"
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depends on SYNC
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help
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Select CONFIG_SYNC, the legacy synchronization framework provided by
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Android (and deprecated in Linux 4.9+ in favor of dma fences and the
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stabilized SYNC_FILE).
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config NVGPU_SYNCFD_NONE
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bool "Nothing"
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help
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Do not build in support for sync fences.
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endchoice
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