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-rw-r--r--drivers/staging/epl/EplApiLinuxKernel.c105
1 files changed, 9 insertions, 96 deletions
diff --git a/drivers/staging/epl/EplApiLinuxKernel.c b/drivers/staging/epl/EplApiLinuxKernel.c
index 05ca0628d6ae..cb3e275e3aad 100644
--- a/drivers/staging/epl/EplApiLinuxKernel.c
+++ b/drivers/staging/epl/EplApiLinuxKernel.c
@@ -72,9 +72,6 @@
// kernel modul and driver
-//#include <linux/version.h>
-//#include <linux/config.h>
-
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/cdev.h>
@@ -92,25 +89,11 @@
#include <asm/uaccess.h>
#include <linux/vmalloc.h>
-#ifdef CONFIG_DEVFS_FS
-#include <linux/major.h>
-#include <linux/devfs_fs_kernel.h>
-#endif
-
#include "Epl.h"
#include "EplApiLinux.h"
//#include "kernel/EplPdokCal.h"
#include "proc_fs.h"
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
- // remove ("make invisible") obsolete symbols for kernel versions 2.6
- // and higher
-#define MOD_INC_USE_COUNT
-#define MOD_DEC_USE_COUNT
-#define EXPORT_NO_SYMBOLS
-#else
-#error "This driver needs a 2.6.x kernel or higher"
-#endif
/***************************************************************************/
/* */
@@ -139,7 +122,7 @@ MODULE_DESCRIPTION("EPL API driver");
// TracePoint support for realtime-debugging
#ifdef _DBG_TRACE_POINTS_
-void PUBLIC TgtDbgSignalTracePoint(BYTE bTracePointNumber_p);
+void TgtDbgSignalTracePoint(u8 bTracePointNumber_p);
#define TGT_DBG_SIGNAL_TRACE_POINT(p) TgtDbgSignalTracePoint(p)
#else
#define TGT_DBG_SIGNAL_TRACE_POINT(p)
@@ -159,19 +142,10 @@ void PUBLIC TgtDbgSignalTracePoint(BYTE bTracePointNumber_p);
// Global variables
//---------------------------------------------------------------------------
-#ifdef CONFIG_DEVFS_FS
-
- // driver major number
-static int nDrvMajorNumber_g;
-
-#else
-
// device number (major and minor)
static dev_t nDevNum_g;
static struct cdev *pEpl_cdev_g;
-#endif
-
static volatile unsigned int uiEplState_g = EPL_STATE_NOTOPEN;
static struct semaphore SemaphoreCbEvent_g; // semaphore for EplLinCbEvent
@@ -204,11 +178,11 @@ typedef struct {
// Prototypes of internal functions
//---------------------------------------------------------------------------
-tEplKernel PUBLIC EplLinCbEvent(tEplApiEventType EventType_p, // IN: event type (enum)
- tEplApiEventArg * pEventArg_p, // IN: event argument (union)
- void GENERIC * pUserArg_p);
+tEplKernel EplLinCbEvent(tEplApiEventType EventType_p, // IN: event type (enum)
+ tEplApiEventArg *pEventArg_p, // IN: event argument (union)
+ void *pUserArg_p);
-tEplKernel PUBLIC EplLinCbSync(void);
+tEplKernel EplLinCbSync(void);
static int __init EplLinInit(void);
static void __exit EplLinExit(void);
@@ -226,8 +200,6 @@ static int EplLinIoctl(struct inode *pDeviceFile_p, struct file *pInstance_p,
// Kernel Module specific Data Structures
//---------------------------------------------------------------------------
-EXPORT_NO_SYMBOLS;
-
module_init(EplLinInit);
module_exit(EplLinExit);
@@ -259,9 +231,6 @@ static int __init EplLinInit(void)
tEplKernel EplRet;
int iErr;
int iRet;
-#ifdef CONFIG_DEVFS_FS
- int nMinorNumber;
-#endif
TRACE0("EPL: + EplLinInit...\n");
TRACE2("EPL: Driver build: %s / %s\n", __DATE__, __TIME__);
@@ -275,44 +244,6 @@ static int __init EplLinInit(void)
init_waitqueue_head(&WaitQueueProcess_g);
init_waitqueue_head(&WaitQueueRelease_g);
-#ifdef CONFIG_DEVFS_FS
-
- // register character device handler
- TRACE2("EPL: Installing Driver '%s', Version %s...\n",
- EPLLIN_DRV_NAME, EPL_PRODUCT_VERSION);
- TRACE0("EPL: (using dynamic major number assignment)\n");
- nDrvMajorNumber_g =
- register_chrdev(0, EPLLIN_DRV_NAME, &EplLinFileOps_g);
- if (nDrvMajorNumber_g != 0) {
- TRACE2
- ("EPL: Driver '%s' installed successful, assigned MajorNumber=%d\n",
- EPLLIN_DRV_NAME, nDrvMajorNumber_g);
- } else {
- TRACE1
- ("EPL: ERROR: Driver '%s' is unable to get a free MajorNumber!\n",
- EPLLIN_DRV_NAME);
- iRet = -EIO;
- goto Exit;
- }
-
- // create device node in DEVFS
- nMinorNumber = 0;
- TRACE1("EPL: Creating device node '/dev/%s'...\n", EPLLIN_DEV_NAME);
- iErr =
- devfs_mk_cdev(MKDEV(nDrvMajorNumber_g, nMinorNumber),
- S_IFCHR | S_IRUGO | S_IWUGO, EPLLIN_DEV_NAME);
- if (iErr == 0) {
- TRACE1("EPL: Device node '/dev/%s' created successful.\n",
- EPLLIN_DEV_NAME);
- } else {
- TRACE1("EPL: ERROR: unable to create device node '/dev/%s'\n",
- EPLLIN_DEV_NAME);
- iRet = -EIO;
- goto Exit;
- }
-
-#else
-
// register character device handler
// only one Minor required
TRACE2("EPL: Installing Driver '%s', Version %s...\n",
@@ -341,7 +272,6 @@ static int __init EplLinInit(void)
iRet = -EIO;
goto Exit;
}
-#endif
// create device node in PROCFS
EplRet = EplLinProcInit();
@@ -377,25 +307,12 @@ static void __exit EplLinExit(void)
TRACE0("EPL: + EplLinExit...\n");
-#ifdef CONFIG_DEVFS_FS
-
- // remove device node from DEVFS
- devfs_remove(EPLLIN_DEV_NAME);
- TRACE1("EPL: Device node '/dev/%s' removed.\n", EPLLIN_DEV_NAME);
-
- // unregister character device handler
- unregister_chrdev(nDrvMajorNumber_g, EPLLIN_DRV_NAME);
-
-#else
-
// remove cdev structure
cdev_del(pEpl_cdev_g);
// unregister character device handler
unregister_chrdev_region(nDevNum_g, 1);
-#endif
-
TRACE1("EPL: Driver '%s' removed.\n", EPLLIN_DRV_NAME);
TRACE0("EPL: - EplLinExit\n");
@@ -416,8 +333,6 @@ static int EplLinOpen(struct inode *pDeviceFile_p, // information about the devi
TRACE0("EPL: + EplLinOpen...\n");
- MOD_INC_USE_COUNT;
-
if (uiEplState_g != EPL_STATE_NOTOPEN) { // stack already initialized
iRet = -EALREADY;
} else {
@@ -490,8 +405,6 @@ static int EplLinRelease(struct inode *pDeviceFile_p, // information about the d
uiEplState_g = EPL_STATE_NOTOPEN;
iRet = 0;
- MOD_DEC_USE_COUNT;
-
TRACE1("EPL: - EplLinRelease (iRet=%d)\n", iRet);
return (iRet);
@@ -1158,9 +1071,9 @@ static int EplLinIoctl(struct inode *pDeviceFile_p, // information about the dev
// //
//=========================================================================//
-tEplKernel PUBLIC EplLinCbEvent(tEplApiEventType EventType_p, // IN: event type (enum)
- tEplApiEventArg * pEventArg_p, // IN: event argument (union)
- void GENERIC * pUserArg_p)
+tEplKernel EplLinCbEvent(tEplApiEventType EventType_p, // IN: event type (enum)
+ tEplApiEventArg *pEventArg_p, // IN: event argument (union)
+ void *pUserArg_p)
{
tEplKernel EplRet = kEplSuccessful;
int iErr;
@@ -1224,7 +1137,7 @@ tEplKernel PUBLIC EplLinCbEvent(tEplApiEventType EventType_p, // IN: event type
return EplRet;
}
-tEplKernel PUBLIC EplLinCbSync(void)
+tEplKernel EplLinCbSync(void)
{
tEplKernel EplRet = kEplSuccessful;
int iErr;
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