资源简介
指纹传感器FPC1080,在android下的驱动,详细的源代码。
代码片段和文件信息
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
/*local includes*/
#include “fpc_sensors.h“
/* ioctl */
#define MAGIC_NUMBER 255
#define SENSOR_COMM_ADDRESS_DUMMY_LENGTH _IOWR(MAGIC_NUMBER 1 u8*)
#define SENSOR_COMM_ADDRESS_VALUE _IOWR(MAGIC_NUMBER 2 u8*)
#define SENSOR_WAIT_IRQ _IOWR(MAGIC_NUMBER 3 u8*)
#define SENSOR_SET_MODE _IOWR(MAGIC_NUMBER 4 u8*)
#define SENSOR_RESET _IO(MAGIC_NUMBER 5)
#define SENSOR_GET_MODE _IOWR(MAGIC_NUMBER6u8*)
/* navigation modes */
#define NAVIGATION_ENABLED (1 << 0)
#define NAVIGATION_DIGITAL (1 << 1)
#define NAVIGATION_ENHANCED (1 << 2)
/* error codes for ioctl */
#define E_FPC_IRQ 501
#define E_FPC_SPI 502
#define E_FPC_IRQ_TIMEOUT 503
#define WAIT_DONE 0
#define WAIT_TIMEOUT 1
#define SPI_CLOCK_SPEED 10 * 1000 * 1000
/**
* pin configuration for reset irq and power.
* in a generic implementation FPC1080_POWER_GPIO should be left
* undefined.
*/
#define FPC1080_RESET_GPIO 134
#define FPC1080_POWER_GPIO 157
#define FPC1080_IRQ_GPIO 133
/**
* default navigation mode
*/
#define DEFAULT_NAVIGATION_MODE (NAVIGATION_ENABLED | NAVIGATION_DIGITAL)
static DECLARE_WAIT_QUEUE_HEAD(waiting_interrupt_return);
static int interrupt_done;
struct sensor_settings {
u8 fngrDwnMin;
u8 fngrDwnMid;
u8 fngrDwnMax;
u8 fngrDetThreshold;
u8 fngrLostThreshold;
u8 dXThreshold;
u8 dYThreshold;
u8 adcGain;
u8 adcOffset;
u8 colRdSpeed;
u8 clickXThresh;
u8 clickYThresh;
};
struct fpc1080_sensor {
struct spi_device* spi;
struct list_head list;
struct cdev fpc1080_cdev;
wait_queue_head_t wg;
u32 reset_gpio;
u32 power_gpio;
u32 irq_gpio;
u32 irq;
u8 sensemode;
struct sensor_settings settings;
u8 *data;
u32 data_offset;
u32 avail_data;
struct input_dev *nav_dev;
struct task_struct *nav_task;
int t_running;
atomic_t available;
};
struct fpc1080_analog_data {
int x_prev;
int y_prev;
int long_click;
};
static struct fpc1080_analog_data analog_data;
static struct fpc1080_sensor sensor;
static struct sensor_settings navigation_settings = {
.fngrDwnMin = 50
.fngrDwnMid = 120
.fngrDwnMax = 255
.fngrDetThreshold = 25
.fngrLostThreshold = 25
.dXThreshold = 16
.dYThreshold = 16
.colRdSpeed = 5
};
static signed char xacc = 0;
static signed char yacc = 0;
static inline void abs_dec(int* x) {
if(!*x)
return;
if(*x > 0)
*x -= 1;
else
*x += 1;
}
static int fpc1080_wait_for_irq(int timeout)
{
int result;
result = wait_event_interruptible_timeout(waiting_interrupt_returninterrupt_done timeout);
if(result != 0) {
interrupt_done
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 4545340 2011-09-30 09:30 fpc1080_android_source\710-FPC1080A_F_Product-specification.pdf
文件 1175592 2011-09-30 09:30 fpc1080_android_source\711-FPC1080_IntegrationGuide_General_B.PDF
文件 146348 2011-04-15 09:33 fpc1080_android_source\FPC1080 Android driver and software implementation.docx
文件 22322 2011-04-06 21:07 fpc1080_android_source\fpc1080_android_source\driver\fpc1080.c
文件 3167 2011-03-31 22:46 fpc1080_android_source\fpc1080_android_source\driver\fpc_sensors.h
文件 296 2011-04-06 19:23 fpc1080_android_source\fpc1080_android_source\driver\Makefile
目录 0 2011-10-25 10:18 fpc1080_android_source\fpc1080_android_source\driver
文件 289 2011-04-04 16:40 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\.classpath
文件 810 2011-03-31 23:05 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\.project
文件 618 2011-04-11 22:08 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\.settings\org.eclipse.jdt.core.prefs
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\.settings
文件 1935 2011-04-07 16:39 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\AndroidManifest.xm
文件 364 2011-04-11 22:09 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\default.properties
文件 520 2011-04-15 15:31 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\Android.mk
文件 13631 2011-04-15 15:32 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\fpc1080_interface.cpp
文件 2475 2011-04-05 16:40 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\FPC4030.h
文件 341750 2011-04-14 22:48 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi\libFPC4030.a
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi
文件 321058 2011-04-14 22:40 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi-v7a\libFPC4030.a
文件 324226 2011-04-14 22:40 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi-v7a\neon\libFPC4030.a
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi-v7a\neon
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt\armeabi-v7a
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni\prebuilt
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\jni
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\libs\armeabi-v7a
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\libs
文件 4147 2011-03-31 23:05 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\res\drawable-hdpi\icon.png
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\res\drawable-hdpi
文件 1723 2011-03-31 23:05 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\res\drawable-ldpi\icon.png
目录 0 2011-10-25 09:44 fpc1080_android_source\fpc1080_android_source\workspace\ExampleProject\res\drawable-ldpi
............此处省略27个文件信息
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