=========================
|
drm/amdgpu AMDgpu driver
|
=========================
|
|
The drm/amdgpu driver supports all AMD Radeon GPUs based on the Graphics Core
|
Next (GCN) architecture.
|
|
Module Parameters
|
=================
|
|
The amdgpu driver supports the following module parameters:
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
|
|
Core Driver Infrastructure
|
==========================
|
|
This section covers core driver infrastructure.
|
|
.. _amdgpu_memory_domains:
|
|
Memory Domains
|
--------------
|
|
.. kernel-doc:: include/uapi/drm/amdgpu_drm.h
|
:doc: memory domains
|
|
Buffer Objects
|
--------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
|
:doc: amdgpu_object
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
|
:internal:
|
|
PRIME Buffer Sharing
|
--------------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
|
:doc: PRIME Buffer Sharing
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c
|
:internal:
|
|
MMU Notifier
|
------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
|
:doc: MMU Notifier
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
|
:internal:
|
|
AMDGPU Virtual Memory
|
---------------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
|
:doc: GPUVM
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
|
:internal:
|
|
Interrupt Handling
|
------------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
|
:doc: Interrupt Handling
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c
|
:internal:
|
|
GPU Power/Thermal Controls and Monitoring
|
=========================================
|
|
This section covers hwmon and power/thermal controls.
|
|
HWMON Interfaces
|
----------------
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: hwmon
|
|
GPU sysfs Power State Interfaces
|
--------------------------------
|
|
GPU power controls are exposed via sysfs files.
|
|
power_dpm_state
|
~~~~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: power_dpm_state
|
|
power_dpm_force_performance_level
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: power_dpm_force_performance_level
|
|
pp_table
|
~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: pp_table
|
|
pp_od_clk_voltage
|
~~~~~~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: pp_od_clk_voltage
|
|
pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie
|
|
pp_power_profile_mode
|
~~~~~~~~~~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: pp_power_profile_mode
|
|
busy_percent
|
~~~~~~~~~~~~
|
|
.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
|
:doc: busy_percent
|
