Merge branch 'async-scsi-resume' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux.git] / Documentation / video4linux / v4l2-framework.txt

diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt
index 6c4866b49eb57e07b1696fc5d7fa7e4d60294b9a..667a43361706c28c5343944de9836b40009cad8b 100644 (file)
--- a/Documentation/video4linux/v4l2-framework.txt
+++ b/Documentation/video4linux/v4l2-framework.txt
@@ -34,6 +34,10 @@ So this framework sets up the basic building blocks that all drivers
 need and this same framework should make it much easier to refactor
 common code into utility functions shared by all drivers.
 
+A good example to look at as a reference is the v4l2-pci-skeleton.c
+source that is available in this directory. It is a skeleton driver for
+a PCI capture card, and demonstrates how to use the V4L2 driver
+framework. It can be used as a template for real PCI video capture driver.
 
 Structure of a driver
 ---------------------
@@ -768,6 +772,7 @@ types exist:
 VFL_TYPE_GRABBER: videoX for video input/output devices
 VFL_TYPE_VBI: vbiX for vertical blank data (i.e. closed captions, teletext)
 VFL_TYPE_RADIO: radioX for radio tuners
+VFL_TYPE_SDR: swradioX for Software Defined Radio tuners
 
 The last argument gives you a certain amount of control over the device
 device node number used (i.e. the X in videoX). Normally you will pass -1