Staging: epl: don't check for devfs

devfs is long dead and burried, don't check for it, as it doesn't make
any sense to do so.

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/EplApiLinuxKernel.c b/drivers/staging/epl/EplApiLinuxKernel.c
index 5a2d066..cb3e275 100644 (file)
--- a/drivers/staging/epl/EplApiLinuxKernel.c
+++ b/drivers/staging/epl/EplApiLinuxKernel.c
@@ -89,11 +89,6 @@
 #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"
@@ -147,19 +142,10 @@ void TgtDbgSignalTracePoint(u8 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
@@ -245,9 +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__);
@@ -261,44 +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",
@@ -327,7 +272,6 @@ static int __init EplLinInit(void)
                iRet = -EIO;
                goto Exit;
        }
-#endif
 
        // create device node in PROCFS
        EplRet = EplLinProcInit();
@@ -363,25 +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");