[PATCH] USB: ZC0301 driver updates
ZC0301 driver updates.
Changes: + new, - removed, * cleanup, @ bugfix
@ Need usb_get|put_dev() when disconnecting, if the device is open
* Cleanups and updates in the documentation
+ Use per-device sensor structures
+ Add frame_timeout module parameter
Signed-off-by: Luca Risolia <luca.risolia@studio.unibo.it>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/Documentation/usb/zc0301.txt b/Documentation/usb/zc0301.txt
index 0889ae6..0958384 100644
--- a/Documentation/usb/zc0301.txt
+++ b/Documentation/usb/zc0301.txt
@@ -68,11 +68,6 @@
data transfers;
- automatic detection of image sensor;
- video format is standard JPEG;
-- full support for the capabilities of every possible image sensors that can
- be connected to the ZC0301 bridges, including, for istance, red, green,
- blue and global gain adjustments and exposure control (see "Supported
- devices" paragraph for details);
-- use of default color settings for sunlight conditions;
- dynamic driver control thanks to various module parameters (see "Module
parameters" paragraph);
- up to 64 cameras can be handled at the same time; they can be connected and
@@ -171,6 +166,14 @@
1 = force memory unmapping (save memory)
Default: 0
-------------------------------------------------------------------------------
+Name: frame_timeout
+Type: uint array (min = 0, max = 64)
+Syntax: <n[,...]>
+Description: Timeout for a video frame in seconds. This parameter is
+ specific for each detected camera. This parameter can be
+ changed at runtime thanks to the /sys filesystem interface.
+Default: 2
+-------------------------------------------------------------------------------
Name: debug
Type: ushort
Syntax: <n>
@@ -198,17 +201,23 @@
Vendor ID Product ID
--------- ----------
+0x10fd 0x8050
+0x041e 0x0417
+0x041e 0x041e
+0x041e 0x081c
+0x041e 0x0834
+0x041e 0x0835
0x046d 0x08ae
+0x0ac8 0x0301
-The following image sensors are supported:
+The list above does not imply that all those devices work with this driver: up
+until now only the ones that mount the following image sensors are supported;
+kernel messages will always tell you whether this is the case:
Model Manufacturer
----- ------------
PAS202BCB PixArt Imaging, Inc.
-All the available control settings of each image sensor are supported through
-the V4L2 interface.
-
9. Notes for V4L2 application developers
========================================
@@ -240,6 +249,6 @@
- Informations about the chip internals needed to enable the I2C protocol have
been taken from the documentation of the ZC030x Video4Linux1 driver written
by Andrew Birkett <andy@nobugs.org>;
-- Initialization values of the ZC0301 controller connected to the PAS202BCB
+- The initialization values of the ZC0301 controller connected to the PAS202BCB
image sensor have been taken from the SPCA5XX driver maintained by
Michel Xhaard <mxhaard@magic.fr>.
