Linux DRM Developer's Guide

Jesse Barnes

Initial version 
Intel Corporation


    
  

Laurent Pinchart

Driver internals 
Ideas on board SPRL

The contents of this file may be used under the terms of the GNU General Public License version 2 (the "GPL") as distributed in the kernel source COPYING file.

Revision History
Revision 1.02012-07-13LP
Added extensive documentation about driver internals.

Table of Contents

1. Introduction
2. DRM Internals
Driver Initialization
Driver Information
Driver Load
Memory management
The Translation Table Manager (TTM)
The Graphics Execution Manager (GEM)
Mode Setting
Frame Buffer Creation
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
Mode Setting Helper Functions
Helper Functions
CRTC Helper Operations
Encoder Helper Operations
Connector Helper Operations
Modeset Helper Functions Reference
fbdev Helper Functions Reference
Display Port Helper Functions Reference
EDID Helper Functions Reference
Rectangle Utilities Reference
Flip-work Helper Reference
VMA Offset Manager
KMS Properties
Vertical Blanking
Open/Close, File Operations and IOCTLs
Open and Close
File Operations
IOCTLs
Command submission & fencing
Suspend/Resume
DMA services
3. Userland interfaces
Render nodes
VBlank event handling
A. DRM Driver API