Part I. DRM Core
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Part I. DRM Core

This first part of the DRM Developer's Guide documents core DRM code, helper libraries for writing drivers and generic userspace interfaces exposed by DRM drivers.

Table of Contents

1. Introduction
2. DRM Internals
Driver Initialization
Driver Information
Device Registration
Driver Load
Memory management
The Translation Table Manager (TTM)
The Graphics Execution Manager (GEM)
VMA Offset Manager
PRIME Buffer Sharing
PRIME Function References
DRM MM Range Allocator
DRM MM Range Allocator Function References
Mode Setting
Display Modes Function Reference
Frame Buffer Creation
Dumb Buffer Objects
Output Polling
Locking
KMS Initialization and Cleanup
CRTCs (struct drm_crtc)
Planes (struct drm_plane)
Encoders (struct drm_encoder)
Connectors (struct drm_connector)
Cleanup
Output discovery and initialization example
KMS API Functions
KMS Locking
Mode Setting Helper Functions
Helper Functions
CRTC Helper Operations
Encoder Helper Operations
Connector Helper Operations
Modeset Helper Functions Reference
Output Probing Helper Functions Reference
fbdev Helper Functions Reference
Display Port Helper Functions Reference
EDID Helper Functions Reference
Rectangle Utilities Reference
Flip-work Helper Reference
HDMI Infoframes Helper Reference
Plane Helper Reference
KMS Properties
Existing KMS Properties
Vertical Blanking
Vertical Blanking and Interrupt Handling Functions Reference
Open/Close, File Operations and IOCTLs
Open and Close
File Operations
IOCTLs
Legacy Support Code
Legacy Suspend/Resume
Legacy DMA Services
3. Userland interfaces
Render nodes
VBlank event handling
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Linux DRM Developer's Guide Home Chapter 1. Introduction