Merge branch 'master' into can-usb1
[lincan.git] / lincan / src / main.c
index b59160b..b8edf46 100644 (file)
@@ -88,6 +88,7 @@ int baudrate[MAX_TOT_CHIPS];
 char *hw[MAX_HW_CARDS]={NULL,};
 int irq[MAX_IRQ]={-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1};
 unsigned long io[MAX_HW_CARDS]={-1,-1,-1,-1,-1,-1,-1,-1};
+long clockfreq[MAX_HW_CARDS];
 int stdmask=0;
 int extmask=0;
 int mo15mask=0;
@@ -98,8 +99,9 @@ unsigned int baudrate_specified;
 unsigned int hw_specified;
 unsigned int irq_specified;
 unsigned int io_specified;
+unsigned int clockfreq_specified;
 
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,12))
 /* Module parameters, some must be supplied at module loading time */
 MODULE_PARM(major,"1i");
 /*MODULE_PARM(minor, "1-" __MODULE_STRING(MAX_TOT_CHIPS)"i");*/
@@ -110,12 +112,13 @@ MODULE_PARM(baudrate, "1-" __MODULE_STRING(MAX_TOT_CHIPS_STR)"i");
 MODULE_PARM(hw, "1-" __MODULE_STRING(MAX_HW_CARDS)"s");
 MODULE_PARM(irq, "1-" __MODULE_STRING(MAX_IRQ)"i");
 MODULE_PARM(io, "1-" __MODULE_STRING(MAX_HW_CARDS)"i");
+MODULE_PARM(clockfreq, "1-" __MODULE_STRING(MAX_HW_CARDS)"i");
 MODULE_PARM(stdmask, "1i");
 MODULE_PARM(extmask, "1i");
 MODULE_PARM(mo15mask, "1i");
 MODULE_PARM(processlocal, "1i");
 
-#else /* LINUX_VERSION_CODE >= 2,6,0 */
+#else /* LINUX_VERSION_CODE >= 2,6,12 */
 module_param(major, int, 0);
 module_param_array(minor, int, &minor_specified, 0);
 module_param(extended, int, 0);
@@ -123,12 +126,13 @@ module_param(pelican, int, 0);
 module_param_array(baudrate, int, &baudrate_specified, 0);
 module_param_array(hw, charp, &hw_specified, 0);
 module_param_array(irq, int, &irq_specified, 0);
-module_param_array(io, int, &io_specified, 0);
+module_param_array(io, ulong, &io_specified, 0);
+module_param_array(clockfreq, long, &clockfreq_specified, 0);
 module_param(stdmask, int, 0);
 module_param(extmask, int, 0);
 module_param(mo15mask, int, 0);
 module_param(processlocal, int, 0);
-#endif /* LINUX_VERSION_CODE >= 2,6,0 */
+#endif /* LINUX_VERSION_CODE >= 2,6,12 */
 
 MODULE_PARM_DESC(major,"can be used to change default major [" __MODULE_STRING(CAN_MAJOR) "]");
 MODULE_PARM_DESC(minor,"can be used to change default starting minor for each channel");
@@ -139,6 +143,7 @@ MODULE_PARM_DESC(baudrate,"baudrate for each channel in step of 1kHz");
 MODULE_PARM_DESC(hw,"list of boards types to initialize - virtual,pip5,...");
 MODULE_PARM_DESC(irq,"list of iterrupt signal numbers, most ISA has one per chip, no value for PCI or virtual");
 MODULE_PARM_DESC(io,"IO address for each board, use 0 for PCI or virtual");
+MODULE_PARM_DESC(clockfreq,"base board clock source frequency in step of 1kHz");
 MODULE_PARM_DESC(stdmask,"default standard mask for i82527 chips");
 MODULE_PARM_DESC(extmask,"default extended mask for i82527 chips");
 MODULE_PARM_DESC(mo15mask,"mask for communication object 15 of i82527 chips");
@@ -323,8 +328,10 @@ int init_module(void)
         {
            #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,0))
                char dev_name[32];
-           #else
+           #elif  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25) /* >= 2.6.15 */
                struct class_device *this_dev;
+           #else
+               struct device *this_dev;
            #endif
                int dev_minor;
                for(i=0;i<MAX_TOT_MSGOBJS;i++) {
@@ -339,14 +346,18 @@ int init_module(void)
                    #else
                      #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,14))
                        this_dev=class_device_create(can_class, MKDEV(major, dev_minor), NULL,  "can%d", dev_minor);
-                     #else /* >= 2.6.15 */
+                     #elif  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25) /* >= 2.6.15 */
                        this_dev=class_device_create(can_class, NULL, MKDEV(major, dev_minor), NULL,  "can%d", dev_minor);
-                     #endif /* >= 2.6.15 */
+                     #else /* >= 2.6.26 */
+                       this_dev=device_create_drvdata(can_class, NULL, MKDEV(major, dev_minor), objects_p[i],  "can%d", dev_minor);
+                     #endif /* >= 2.6.26 */
                        if(IS_ERR(this_dev)){
                                CANMSG("problem to create device \"can%d\" in the class \"can\"\n", dev_minor);
+                     #if  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25)
                        }else{
                                /*this_dev->class_data=objects_p[i];*/
                                class_set_devdata(this_dev,objects_p[i]);
+                     #endif /* <= 2.6.25 */
                        }
                      #ifdef CONFIG_DEVFS_FS
                        devfs_mk_cdev(MKDEV(major, dev_minor), S_IFCHR | S_IRUGO | S_IWUGO, "can%d", dev_minor);
@@ -392,15 +403,8 @@ int init_module(void)
                canqueue_rtl_done();
                #endif /*CAN_WITH_RTL*/
 
-               #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0))
                unregister_chrdev(major,DEVICE_NAME);
-               #else /*LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0)*/
-               res=unregister_chrdev(major,DEVICE_NAME);
-               if (res<0)
-                       CANMSG("Error unloading CAN driver, error: %d\n",res);
-               else
-                       CANMSG("No CAN devices or driver setup error.\n");
-               #endif /*LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0)*/
+               CANMSG("No CAN devices or driver setup error.\n");
 
        register_error:
                if ( can_del_mem_list() )
@@ -507,14 +511,18 @@ struct candevice_t* register_usbdev(const char *hwname,void *devdata,void (*chip
                        #else
                        #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,14))
                        this_dev=class_device_create(can_class, MKDEV(major, dev_minor), NULL,  "can%d", dev_minor);
-                       #else /* >= 2.6.15 */
+                       #elif  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25) /* >= 2.6.15 */
                        this_dev=class_device_create(can_class, NULL, MKDEV(major, dev_minor), NULL,  "can%d", dev_minor);
-                       #endif /* >= 2.6.15 */
+                       #else /* >= 2.6.26 */
+                       this_dev=device_create_drvdata(can_class, NULL, MKDEV(major, dev_minor), objects_p[i],  "can%d", dev_minor);
+                       #endif /* >= 2.6.26 */
                        if(IS_ERR(this_dev)){
                                CANMSG("problem to create device \"can%d\" in the class \"can\"\n", dev_minor);
+                     #if  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25)
                        }else{
                                /*this_dev->class_data=objects_p[i];*/
                                class_set_devdata(this_dev,objects_p[i]);
+                     #endif /* <= 2.6.25 */
                        }
                        #ifdef CONFIG_DEVFS_FS
                        devfs_mk_cdev(MKDEV(major, dev_minor), S_IFCHR | S_IRUGO | S_IWUGO, "can%d", dev_minor);
@@ -587,7 +595,11 @@ void cleanup_usbdev(struct candevice_t *dev)
                        #ifdef CONFIG_DEVFS_FS
                        devfs_remove("can%d", dev_minor);
                        #endif
+                       #if  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25)
                        class_device_destroy(can_class, MKDEV(major, dev_minor));
+                       #else /* >= 2.6.26 */
+                       device_destroy(can_class, MKDEV(major, dev_minor));
+                       #endif /* >= 2.6.26 */
                }
                #endif
        }
@@ -612,7 +624,9 @@ void cleanup_usbdev(struct candevice_t *dev)
 
 void cleanup_module(void)
 {
-       int res=0,i=0;
+#if defined(CONFIG_DEVFS_FS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
+       int i=0;
+#endif
 
 #if defined(CONFIG_OC_LINCAN_CARD_usbcan)
        usbcan_exit();
@@ -636,7 +650,11 @@ void cleanup_module(void)
                    #ifdef CONFIG_DEVFS_FS
                        devfs_remove("can%d", dev_minor);
                    #endif
+                   #if  LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,25)
                        class_device_destroy(can_class, MKDEV(major, dev_minor));
+                   #else /* >= 2.6.26 */
+                       device_destroy(can_class, MKDEV(major, dev_minor));
+                   #endif /* >= 2.6.26 */
                }
            #endif
                }
@@ -656,11 +674,5 @@ void cleanup_module(void)
        if ( can_del_mem_list() )
                CANMSG("Error deallocating memory\n");
 
-       #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0))
        unregister_chrdev(major,DEVICE_NAME);
-       #else /*LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0)*/
-       res=unregister_chrdev(major,DEVICE_NAME);
-       if (res<0)
-               CANMSG("Error unregistering CAN driver, error: %d\n",res);
-       #endif /*LINUX_VERSION_CODE > KERNEL_VERSION(2,6,0)*/
 }