Fixes and updates for SECO M437 provided by Philippe Corbes

[lincan.git] / lincan / src / main.c

diff --git a/lincan/src/main.c b/lincan/src/main.c
index 0bbf3655ade334bbbcabd73397bbe5e75de24071..e0217619d886f333eb8d5b63c1b2ca8ca17840fd 100644 (file)
--- a/lincan/src/main.c
+++ b/lincan/src/main.c
@@ -84,6 +84,7 @@ 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;
@@ -94,8 +95,9 @@ 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");*/
@@ -106,12 +108,13 @@ 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);
@@ -119,12 +122,13 @@ 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");
@@ -135,6 +139,7 @@ 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");
@@ -379,11 +384,8 @@ int init_module(void)
                canqueue_rtl_done();
                #endif /*CAN_WITH_RTL*/
 
-               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");
+               unregister_chrdev(major,DEVICE_NAME);
+               CANMSG("No CAN devices or driver setup error.\n");
 
        register_error:
                if ( can_del_mem_list() ) 
@@ -394,7 +396,9 @@ int init_module(void)
 
 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
 
 #ifdef CONFIG_PROC_FS
        if (can_delete_procdir())
@@ -434,7 +438,5 @@ void cleanup_module(void)
        if ( can_del_mem_list() ) 
                CANMSG("Error deallocating memory\n");
 
-       res=unregister_chrdev(major,DEVICE_NAME);
-       if (res<0)
-               CANMSG("Error unregistering CAN driver, error: %d\n",res);
+       unregister_chrdev(major,DEVICE_NAME);
 }