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authorAntti Palosaari <crope@iki.fi>2014-01-22 01:07:25 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-03-05 14:14:54 -0300
commit5121288d23e1417cce4907f7d875e3bfbf50ac4c (patch)
tree9c0bfd5fd276fc85d13b117958e7f03375aa5cea
parent59432be1c7fbf2a4f608850855ff649bee0f7b3b (diff)
downloadlinux-5121288d23e1417cce4907f7d875e3bfbf50ac4c.tar.gz
[media] devices.txt: add video4linux device for Software Defined Radio
Add new video4linux device named /dev/swradio for Software Defined
Radio use. V4L device minor numbers are allocated dynamically
nowadays, but there is still configuration option for old fixed style.
Add note to mention that configuration option too.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
-rw-r--r--Documentation/devices.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devices.txt b/Documentation/devices.txt
index 10378cc48374..8f3e2cb5c4c5 100644
--- a/Documentation/devices.txt
+++ b/Documentation/devices.txt
@@ -1491,10 +1491,17 @@ Your cooperation is appreciated.
 		 64 = /dev/radio0	Radio device
 		    ...
 		127 = /dev/radio63	Radio device
+		128 = /dev/swradio0	Software Defined Radio device
+		    ...
+		191 = /dev/swradio63	Software Defined Radio device
 		224 = /dev/vbi0		Vertical blank interrupt
 		    ...
 		255 = /dev/vbi31	Vertical blank interrupt
 
+		Minor numbers are allocated dynamically unless
+		CONFIG_VIDEO_FIXED_MINOR_RANGES (default n)
+		configuration option is set.
+
  81 block	I2O hard disk
 		  0 = /dev/i2o/hdq	17th I2O hard disk, whole disk
 		 16 = /dev/i2o/hdr	18th I2O hard disk, whole disk