staging: comedi: ni_usb6501: update comments (ddf9b6a4) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/staging/comedi/drivers/ni_usb6501.c

+27 −4

Original line number	Diff line number	Diff line
		@@ -21,10 +21,9 @@
		* Description: National Instruments USB-6501 module
		* Devices: [National Instruments] USB-6501 (ni_usb6501)
		* Author: Luca Ellero <luca.ellero@brickedbrain.com>
		* Updated: 5 Aug 2014
		* Updated: 8 Sep 2014
		* Status: works
		*
		* This driver works, but counter device is not implemented yet.
		*
		* Configuration Options:
		* none
		@@ -55,11 +54,12 @@
		* byte 10 is always 00
		* byte 11 is 00 (request) or 02 (response)
		*
		* PORT PACKETS
		*
		* CMD: 0xE READ_PORT
		* REQ: 00 01 00 10 00 0C 01 0E 02 10 00 00 00 03 <PORT> 00
		* RES: 00 01 00 10 00 0C 01 00 00 00 00 02 00 03 <BMAP> 00

		*
		* CMD: 0xF WRITE_PORT
		* REQ: 00 01 00 14 00 10 01 0F 02 10 00 00 00 03 <PORT> 00 03 <BMAP> 00 00
		* RES: 00 01 00 0C 00 08 01 00 00 00 00 02
		@@ -68,6 +68,29 @@
		* REQ: 00 01 00 18 00 14 01 12 02 10 00 00
		* 00 05 <PORT 0> <PORT 1> <PORT 2> 00 05 00 00 00 00 00
		* RES: 00 01 00 0C 00 08 01 00 00 00 00 02
		*
		* COUNTER PACKETS
		*
		* CMD 0x9: START_COUNTER
		* REQ: 00 01 00 0C 00 08 01 09 02 20 00 00
		* RES: 00 01 00 0C 00 08 01 00 00 00 00 02
		*
		* CMD 0xC: STOP_COUNTER
		* REQ: 00 01 00 0C 00 08 01 0C 02 20 00 00
		* RES: 00 01 00 0C 00 08 01 00 00 00 00 02
		*
		* CMD 0xE: READ_COUNTER
		* REQ: 00 01 00 0C 00 08 01 0E 02 20 00 00
		* RES: 00 01 00 10 00 0C 01 00 00 00 00 02 <u32 counter value, Big Endian>
		*
		* CMD 0xF: WRITE_COUNTER
		* REQ: 00 01 00 10 00 0C 01 0F 02 20 00 00 <u32 counter value, Big Endian>
		* RES: 00 01 00 0C 00 08 01 00 00 00 00 02
		*
		*
		* Please visit http://www.brickedbrain.com if you need
		* additional information or have any questions.
		*
		*/

		#include <linux/kernel.h>