drm/amdgpu AMDgpu driver

The drm/amdgpu driver supports all AMD Radeon GPUs based on the Graphics Core Next (GCN) architecture.

• Module Parameters
• Core Driver Infrastructure
  • GPU Hardware Structure
    • Graphics and Compute Microcontrollers
  • Driver Structure
  • Memory Domains
  • Buffer Objects
  • PRIME Buffer Sharing
  • MMU Notifier
  • AMDGPU Virtual Memory
  • Interrupt Handling
  • IP Blocks
• drm/amd/display - Display Core (DC)
  • AMDgpu Display Manager
    • Lifecycle
    • Interrupts
    • Atomic Implementation
    • Color Management Properties
      • DC Color Capabilities between DCN generations
    • Blend Mode Properties
      • Blend configuration flow
  • Display Core Debug tools
    • DC Visual Confirmation
      • Multiple Planes Debug
      • Pipe Split Debug
    • DTN Debug
  • Display Core Next (DCN)
    • Front End and Back End
    • Data Flow
    • AMD Hardware Pipeline
    • Global Sync
  • Multiplane Overlay (MPO)
    • Plane Restrictions
    • Cursor Restrictions
    • Use Cases
      • Picture-in-Picture (PIP) playback - Underlay strategy
      • Multiple Display MPO
        • Limitations
  • DC Glossary
• AMDGPU XGMI Support
• AMDGPU RAS Support
  • RAS debugfs/sysfs Control and Error Injection Interfaces
  • RAS Reboot Behavior for Unrecoverable Errors
  • RAS Error Count sysfs Interface
  • RAS EEPROM debugfs Interface
  • RAS VRAM Bad Pages sysfs Interface
  • Sample Code
• GPU Power/Thermal Controls and Monitoring
  • HWMON Interfaces
  • GPU sysfs Power State Interfaces
    • power_dpm_state
    • power_dpm_force_performance_level
    • pp_table
    • pp_od_clk_voltage
    • pp_dpm_*
    • pp_power_profile_mode
    • *_busy_percent
    • gpu_metrics
  • GFXOFF
    • amdgpu_gfxoff
    • amdgpu_gfxoff_status
    • amdgpu_gfxoff_count
    • amdgpu_gfxoff_residency
• Misc AMDGPU driver information
  • GPU Product Information
    • product_name
    • product_number
    • serial_number
    • unique_id
    • Accelerated Processing Units (APU) Info
    • Discrete GPU Info
  • GPU Memory Usage Information
    • mem_info_vram_total
    • mem_info_vram_used
    • mem_info_vis_vram_total
    • mem_info_vis_vram_used
    • mem_info_gtt_total
    • mem_info_gtt_used
  • PCIe Accounting Information
    • pcie_bw
    • pcie_replay_count
  • GPU SmartShift Information
    • smartshift_apu_power
    • smartshift_dgpu_power
    • smartshift_bias
• AMDGPU Glossary