| ========================= |
| 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 |