/* bfadcan.c
* Linux CAN-bus device driver.
* Written by Arnaud Westenberg email:arnaud@wanadoo.nl
+ * Rewritten for new CAN queues by Pavel Pisa - OCERA team member
+ * email:pisa@cmp.felk.cvut.cz
* This software is released under the GPL-License.
- * Version 0.7 6 Aug 2001
+ * Version lincan-0.2 9 Jul 2003
*/
/* This file is intended as a bfadcan file for currently unsupported hardware.
#define __NO_VERSION__ /* this is not a main module, do not include module info */
#include <linux/autoconf.h>
-#if defined (CONFIG_MODVERSIONS) && !defined (MODVERSIONS)
-#define MODVERSIONS
-#endif
-#if defined (MODVERSIONS)
-#include <linux/modversions.h>
-#endif
#include <linux/module.h>
#include <linux/version.h>
* Return Value: The function returns zero on success or %-ENODEV on failure
* File: src/bfadcan.c
*/
-int bfadcan_request_io(unsigned long io_addr)
+int bfadcan_request_io(struct candevice_t *candev)
{
- if (check_region(io_addr,IO_RANGE)) {
- CANMSG("Unable to open port: 0x%lx\n",io_addr);
+ if (!can_request_io_region(candev->io_addr,IO_RANGE,DEVICE_NAME)) {
+ CANMSG("Unable to open port: 0x%lx\n",candev->io_addr);
return -ENODEV;
- }
- else {
- request_region(io_addr,IO_RANGE,DEVICE_NAME);
- DEBUGMSG("Registered IO-memory: 0x%lx - 0x%lx\n", io_addr, io_addr + IO_RANGE - 1);
+ } else {
+ DEBUGMSG("Registered IO-memory: 0x%lx - 0x%lx\n", candev->io_addr, candev->io_addr + IO_RANGE - 1);
}
return 0;
}
* Return Value: The function always returns zero
* File: src/bfadcan.c
*/
-int bfadcan_release_io(unsigned long io_addr)
+int bfadcan_release_io(struct candevice_t *candev)
{
- release_region(io_addr,IO_RANGE);
+ can_release_io_region(candev->io_addr,IO_RANGE);
return 0;
}
* Return Value: The function returns zero on success or %-ENODEV on failure
* File: src/bfadcan.c
*/
-int bfadcan_reset(int card)
+int bfadcan_reset(struct candevice_t *candev)
{
int i;
- struct chip_t *chip=candevices_p[card]->chip[0];
+ struct chip_t *chip=candev->chip[0];
unsigned cdr;
bfadcan_write_register(MOD_RM, chip->chip_base_addr+SJAMOD);
* Return Value: The function always returns zero
* File: src/bfadcan.c
*/
-int bfadcan_init_hw_data(int card)
+int bfadcan_init_hw_data(struct candevice_t *candev)
{
- candevices_p[card]->res_addr=RESET_ADDR;
- candevices_p[card]->nr_82527_chips=NR_82527;
- candevices_p[card]->nr_sja1000_chips=NR_SJA1000;
- candevices_p[card]->flags |= 0 /* PROGRAMMABLE_IRQ */ ;
+ candev->res_addr=RESET_ADDR;
+ candev->nr_82527_chips=NR_82527;
+ candev->nr_sja1000_chips=NR_SJA1000;
+ candev->nr_all_chips=NR_82527+NR_SJA1000;
+ candev->flags |= 0 /* PROGRAMMABLE_IRQ */ ;
return 0;
}
* Return Value: The function always returns zero
* File: src/bfadcan.c
*/
-int bfadcan_init_chip_data(int card, int chipnr)
+int bfadcan_init_chip_data(struct candevice_t *candev, int chipnr)
{
unsigned int id1, id2;
- candevices_p[card]->chip[chipnr]->chip_type=CHIP_TYPE;
- candevices_p[card]->chip[chipnr]->chip_base_addr=candevices_p[card]->io_addr;
- candevices_p[card]->chip[chipnr]->clock = clock_freq;
- candevices_p[card]->chip[chipnr]->int_cpu_reg = iCPU_DSC;
- candevices_p[card]->chip[chipnr]->int_clk_reg = iCLK_SL1;
- candevices_p[card]->chip[chipnr]->int_bus_reg = iBUS_CBY;
- candevices_p[card]->chip[chipnr]->sja_cdr_reg = CDR_CBP | CDR_CLK_OFF;
- candevices_p[card]->chip[chipnr]->sja_ocr_reg = OCR_MODE_NORMAL |
+ candev->chip[chipnr]->chip_type=CHIP_TYPE;
+ candev->chip[chipnr]->chip_base_addr=candev->io_addr;
+ candev->chip[chipnr]->clock = clock_freq;
+ candev->chip[chipnr]->int_cpu_reg = iCPU_DSC;
+ candev->chip[chipnr]->int_clk_reg = iCLK_SL1;
+ candev->chip[chipnr]->int_bus_reg = iBUS_CBY;
+ candev->chip[chipnr]->sja_cdr_reg = CDR_CBP | CDR_CLK_OFF;
+ candev->chip[chipnr]->sja_ocr_reg = OCR_MODE_NORMAL |
OCR_TX0_LH;
id1 = inb(0xe284);
id2 = inb(0xe285);
- CANMSG("can driver ver 0.7.1-tm5, at %04lx, CPLD v%d.%d.%d.%d\n",
- candevices_p[card]->chip[chipnr]->chip_base_addr,
+ CANMSG("can driver ver lincan-0.2, at %04lx, CPLD v%d.%d.%d.%d\n",
+ candev->chip[chipnr]->chip_base_addr,
id1>>4, id1&0x0f, id2>>4, id2&0x0f);
* Return Value: The function always returns zero
* File: src/bfadcan.c
*/
-int bfadcan_init_obj_data(int chipnr, int objnr)
+int bfadcan_init_obj_data(struct chip_t *chip, int objnr)
{
- chips_p[chipnr]->msgobj[objnr]->obj_base_addr=chips_p[chipnr]->chip_base_addr+(objnr+1)*0x10;
- chips_p[chipnr]->msgobj[objnr]->flags=0;
+ chip->msgobj[objnr]->obj_base_addr=chip->chip_base_addr+(objnr+1)*0x10;
+ chip->msgobj[objnr]->flags=0;
return 0;
}
* Return value: The function returns zero on success or %-ENODEV on failure
* File: src/bfadcan.c
*/
-int bfadcan_program_irq(int card)
+int bfadcan_program_irq(struct candevice_t *candev)
{
return 0;
}