Staging: epl: clean up demo_main.c

Fix some static symbols and drop the kernel version checks.

Also comment out the init and exit functions, as they don't get used
anymore.

Cc: Daniel Krueger <daniel.krueger@systec-electronic.com>
Cc: Ronald Sieber <Ronald.Sieber@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/epl/demo_main.c b/drivers/staging/epl/demo_main.c
index 74ab74f80f9414163662d939ff20f51fd8054e52..7ad10fc2b1d01c75b651d93b9a79a3580463faca 100644 (file)
--- a/drivers/staging/epl/demo_main.c
+++ b/drivers/staging/epl/demo_main.c
@@ -74,7 +74,6 @@
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/major.h>
-#include <linux/version.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
 #include <asm/atomic.h>
@@ -87,16 +86,6 @@
 #include "Epl.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
-
 /***************************************************************************/
 /*                                                                         */
 /*                                                                         */
@@ -148,25 +137,25 @@ void TgtDbgSignalTracePoint(u8 bTracePointNumber_p);
 // modul globale vars
 //---------------------------------------------------------------------------
 
-const u8 abMacAddr[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
+static const u8 abMacAddr[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
 
-u8 bVarIn1_l;
-u8 bVarOut1_l;
-u8 bVarOut1Old_l;
-u8 bModeSelect_l;              // state of the pushbuttons to select the mode
-u8 bSpeedSelect_l;             // state of the pushbuttons to increase/decrease the speed
-u8 bSpeedSelectOld_l;          // old state of the pushbuttons
-u32 dwLeds_l;                  // current state of all LEDs
-u8 bLedsRow1_l;                // current state of the LEDs in row 1
-u8 bLedsRow2_l;                // current state of the LEDs in row 2
-u8 abSelect_l[3];              // pushbuttons from CNs
+static u8 bVarIn1_l;
+static u8 bVarOut1_l;
+static u8 bVarOut1Old_l;
+static u8 bModeSelect_l;               // state of the pushbuttons to select the mode
+static u8 bSpeedSelect_l;              // state of the pushbuttons to increase/decrease the speed
+static u8 bSpeedSelectOld_l;           // old state of the pushbuttons
+static u32 dwLeds_l;                   // current state of all LEDs
+static u8 bLedsRow1_l;         // current state of the LEDs in row 1
+static u8 bLedsRow2_l;         // current state of the LEDs in row 2
+static u8 abSelect_l[3];               // pushbuttons from CNs
 
-u32 dwMode_l;                  // current mode
-int iCurCycleCount_l;          // current cycle count
-int iMaxCycleCount_l;          // maximum cycle count (i.e. number of cycles until next light movement step)
-int iToggle;                   // indicates the light movement direction
+static u32 dwMode_l;                   // current mode
+static int iCurCycleCount_l;           // current cycle count
+static int iMaxCycleCount_l;           // maximum cycle count (i.e. number of cycles until next light movement step)
+static int iToggle;                    // indicates the light movement direction
 
-u8 abDomain_l[3000];
+//static u8 abDomain_l[3000];
 
 static wait_queue_head_t WaitQueueShutdown_g;  // wait queue for tEplNmtEventSwitchOff
 static atomic_t AtomicShutdown_g = ATOMIC_INIT(FALSE);
@@ -196,15 +185,11 @@ tEplKernel AppCbEvent(tEplApiEventType EventType_p,       // IN: event type (enum)
 
 tEplKernel AppCbSync(void);
 
-static int __init EplLinInit(void);
-static void __exit EplLinExit(void);
 
 //---------------------------------------------------------------------------
 //  Kernel Module specific Data Structures
 //---------------------------------------------------------------------------
 
-EXPORT_NO_SYMBOLS;
-
 //module_init(EplLinInit);
 //module_exit(EplLinExit);
 
@@ -231,6 +216,7 @@ EXPORT_NO_SYMBOLS;
 // State:
 //
 //---------------------------------------------------------------------------
+#if 0
 static int __init EplLinInit(void)
 {
        tEplKernel EplRet;
@@ -456,7 +442,7 @@ static void __exit EplLinExit(void)
        printk("EplLinProcFree():        0x%X\n", EplRet);
 
 }
-
+#endif
 //=========================================================================//
 //                                                                         //
 //          P R I V A T E   F U N C T I O N S                              //