*
*/
-#include <linux/autoconf.h>
-
-#include <linux/ioport.h>
-#include <linux/delay.h>
-#include <asm/errno.h>
-#include <asm/io.h>
-
+#include "../include/can.h"
+#include "../include/can_sysdep.h"
#include "../include/main.h"
#include "../include/m437.h"
#include "../include/i82527.h"
static long base = 0L;
/**
- * m437_request_io: - reserve io memory
- * @io_addr: The reserved memory starts at @io_addr, wich is the module
- * parameter @io.
+ * m437_request_io: - reserve io or memory range for can board
+ * @candev: pointer to candevice/board which asks for io. Field @io_addr
+ * of @candev is used in most cases to define start of the range
*
* The function m437_request_io() is used to reserve the io-memory. If your
* hardware uses a dedicated memory range as hardware control registers you
int m437_request_io(struct candevice_t *candev)
{
- if (!request_mem_region(candev->io_addr,IO_RANGE,DEVICE_NAME)) {
+ if (!can_request_mem_region(candev->io_addr,IO_RANGE,DEVICE_NAME)) {
CANMSG("Unable to request IO-memory: 0x%lx\n",candev->io_addr);
return -ENODEV;
}
if ( !( base = (long) ioremap( candev->io_addr, IO_RANGE ) ) ) {
CANMSG("Unable to access I/O memory at: 0x%lx\n", candev->io_addr);
+ can_release_mem_region(candev->io_addr,IO_RANGE);
return -ENODEV;
}
}
/**
- * m437_release_io - free reserved io-memory
- * @io_addr: Start of the memory range to be released.
+ * m437_elease_io - free reserved io memory range
+ * @candev: pointer to candevice/board which releases io
*
* The function m437_release_io() is used to free reserved io-memory.
* In case you have reserved more io memory, don't forget to free it here.
/* release I/O memory mapping */
iounmap((void*)base);
- release_mem_region(candev->io_addr,IO_RANGE);
+ can_release_mem_region(candev->io_addr,IO_RANGE);
return 0;
}
/**
* m437_reset - hardware reset routine
- * @card: Number of the hardware card.
+ * @candev: Pointer to candevice/board structure
*
* The function m437_reset() is used to give a hardware reset. This is
* rather hardware specific so I haven't included example code. Don't forget to
#define NR_SJA1000 0
/**
- * m437_init_hw_data - Initialze hardware cards
- * @card: Number of the hardware card.
+ * m437_init_hw_data - Initialize hardware cards
+ * @candev: Pointer to candevice/board structure
*
* The function m437_init_hw_data() is used to initialize the hardware
* structure containing information about the installed CAN-board.
* %RESET_ADDR represents the io-address of the hardware reset register.
* %NR_82527 represents the number of intel 82527 chips on the board.
* %NR_SJA1000 represents the number of philips sja1000 chips on the board.
- * The flags entry can currently only be %PROGRAMMABLE_IRQ to indicate that
+ * The flags entry can currently only be %CANDEV_PROGRAMMABLE_IRQ to indicate that
* the hardware uses programmable interrupts.
* Return Value: The function always returns zero
* File: src/m437.c
candev->nr_82527_chips=1;
candev->nr_sja1000_chips=0;
candev->nr_all_chips=1;
- candev->flags &= ~PROGRAMMABLE_IRQ;
+ candev->flags &= ~CANDEV_PROGRAMMABLE_IRQ;
/* The M437 has no programmable IRQ */
return 0;
#define CHIP_TYPE "i82527"
/**
* m437_init_chip_data - Initialize chips
- * @card: Number of the hardware card
+ * @candev: Pointer to candevice/board structure
* @chipnr: Number of the CAN chip on the hardware card
*
* The function m437_init_chip_data() is used to initialize the hardware
/**
* m437_init_obj_data - Initialize message buffers
- * @chipnr: Number of the CAN chip
+ * @chip: Pointer to chip specific structure
* @objnr: Number of the message buffer
*
* The function m437_init_obj_data() is used to initialize the hardware
int m437_init_obj_data(struct chip_t *chip, int objnr)
{
chip->msgobj[objnr]->obj_base_addr=chip->chip_base_addr+(objnr+1)*0x10;
- chip->msgobj[objnr]->flags=0;
return 0;
}
/**
* m437_program_irq - program interrupts
- * @card: Number of the hardware card.
+ * @candev: Pointer to candevice/board structure
*
* The function m437_program_irq() is used for hardware that uses
* programmable interrupts. If your hardware doesn't use programmable interrupts
- * you should not set the @candevices_t->flags entry to %PROGRAMMABLE_IRQ and
+ * you should not set the @candevices_t->flags entry to %CANDEV_PROGRAMMABLE_IRQ and
* leave this function unedited. Again this function is hardware specific so
* there's no example code.
* Return value: The function returns zero on success or %-ENODEV on failure