Force Feedback Vibrator Driver Marcin Mielczarczyk
marcin.mielczarczyk@tieto.com
2010 ST-Ericsson Linux standard functions This documentation is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA For more details see the file COPYING in the source distribution of Linux. Introduction This documentation describes the implementation of ST-Ericsson's Force Feedback Vibrator driver for the ST-Ericsson Linux platforms. Getting Started There are no special compilation flags needed to build the Force Feedback Vibrator driver.
Basic Tutorial To enable the Force Feedback Vibrator driver using Kconfig, go to Device Drivers -> Input Device Support -> Miscellaneous devices and enable the following: ST-Ericsson Force Feedback Vibrator
Concepts Vibrator driver registers as memless force feedback input device. Driver Configuration and Interaction There are no configuration parameters for Force Feedback Vibrator driver.
Implemented operations in driver All available operations are provided by Memless Input Device class driver. Supported device driver operations open Calls ste_ff_vibra_open() function which initializaes workqueue close Calls ste_ff_vibra_close() function which cancels and destroys workqueue
Driver loading parameters Not Applicable.
Driver IO Control Not Applicable.
Driver Interaction with Sysfs Not Applicable.
Driver Interaction using /proc filesystem Not Applicable.
Other means for Driver Interaction Not Applicable.
Driver Node File Force Feedback Vibrator driver provides following node files: eventX - Force Feedback Vibrator node file File /dev/input/eventX Description Node file of Force Feedback Vibrator driver
Known Bugs And Assumptions None. Public Functions Provided Not Applicable. Internal Functions Provided This chapter contains the autogenerated documentation of the internal functions. !Edrivers/input/misc/ste_ff_vibra.c