ed92a6d587
Add a driver for laptops with NVIDIA Optimus (hybrid) graphics. The driver provides ACPI support for dynamically powering on and off the GPU, NVIDIA Dynamic Boost support, and a function for enabling the GPU power in romstage. References: - DG-09845-001: NVIDIA GN20/QN20 Hardware Design Guide - DG-09954-001: NVIDIA GN20/QN20 Software Design Guide Change-Id: I2dec7aa2c8db7994f78a7cc1220502676e248465 Signed-off-by: Jeremy Soller <jeremy@system76.com> Signed-off-by: Tim Crawford <tcrawford@system76.com>
39 lines
1003 B
Plaintext
39 lines
1003 B
Plaintext
config DRIVERS_GFX_NVIDIA
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bool
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default n
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help
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Support for NVIDIA Optimus graphics
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config DRIVERS_GFX_NVIDIA_BRIDGE
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hex "PCI bridge for the GPU device"
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default 0x01
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depends on DRIVERS_GFX_NVIDIA
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config DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST
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depends on DRIVERS_GFX_NVIDIA
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bool
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default n
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help
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Support for NVIDIA Dynamic Boost
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config DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST_TPP
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int "Total processor power offset from default TGP in watts"
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default 45
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depends on DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST
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help
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This identifies the available power for the CPU or GPU boost
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config DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST_MIN
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int "Minimum TGP offset from default TGP in watts"
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default 0
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depends on DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST
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help
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This is used to transfer power from the GPU to the CPU
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config DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST_MAX
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int "Maximum TGP offset from default TGP in watts"
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default 0
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depends on DRIVERS_GFX_NVIDIA_DYNAMIC_BOOST
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help
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This is used to transfer power from the CPU to the GPU
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