-/* pcan_pci.c - support for PEAK System PCAN-PCI cards
- * 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 lincan-0.3 17 Jun 2004
- */
+/**************************************************************************/
+/* File: pcan_pci.c - support for PEAK System PCAN-PCI cards */
+/* */
+/* LinCAN - (Not only) Linux CAN bus driver */
+/* Copyright (C) 2002-2009 DCE FEE CTU Prague <http://dce.felk.cvut.cz> */
+/* Copyright (C) 2002-2009 Pavel Pisa <pisa@cmp.felk.cvut.cz> */
+/* Funded by OCERA and FRESCOR IST projects */
+/* Based on CAN driver code by Arnaud Westenberg <arnaud@wanadoo.nl> */
+/* */
+/* LinCAN is free software; you can redistribute it and/or modify it */
+/* under terms of the GNU General Public License as published by the */
+/* Free Software Foundation; either version 2, or (at your option) any */
+/* later version. LinCAN is distributed in the hope that it will be */
+/* useful, but WITHOUT ANY WARRANTY; without even the implied warranty */
+/* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
+/* General Public License for more details. You should have received a */
+/* copy of the GNU General Public License along with LinCAN; see file */
+/* COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, */
+/* Cambridge, MA 02139, USA. */
+/* */
+/* To allow use of LinCAN in the compact embedded systems firmware */
+/* and RT-executives (RTEMS for example), main authors agree with next */
+/* special exception: */
+/* */
+/* Including LinCAN header files in a file, instantiating LinCAN generics */
+/* or templates, or linking other files with LinCAN objects to produce */
+/* an application image/executable, does not by itself cause the */
+/* resulting application image/executable to be covered by */
+/* the GNU General Public License. */
+/* This exception does not however invalidate any other reasons */
+/* why the executable file might be covered by the GNU Public License. */
+/* Publication of enhanced or derived LinCAN files is required although. */
+/**************************************************************************/
#include "../include/can.h"
#include "../include/can_sysdep.h"
int nr_chips;
u16 subsysid;
- i = 0;
- do {
- pcidev = pci_find_device(PCAN_PCI_VENDOR_ID, PCAN_PCI_PRODUCT_ID, pcidev);
- if(pcidev == NULL) {
- printk(KERN_ERR "No unused PCAN_PCI #%d card found\n", i);
- return -ENODEV;
- }
- i++;
- } while(can_check_dev_taken(pcidev));
+ pcidev = can_pci_get_next_untaken_device(PCAN_PCI_VENDOR_ID, PCAN_PCI_PRODUCT_ID);
+ if(pcidev == NULL) {
+ printk(KERN_ERR "No unused PCAN_PCI card found\n");
+ return -ENODEV;
+ }
if (pci_enable_device (pcidev)){
printk(KERN_ERR "Enable PCAN_PCI failed\n");
+ can_pci_dev_put(pcidev);
return -EIO;
}
candev->sysdevptr.pcidev=pcidev;
printk(KERN_CRIT "Setup of PCAN_PCI failed\n");
pci_disable_device (pcidev);
+ can_pci_dev_put(pcidev);
return -EIO;
}
+void pcan_pci_done_hw_data(struct candevice_t *candev)
+{
+ struct pci_dev *pcidev = candev->sysdevptr.pcidev;
+ can_pci_dev_put(pcidev);
+}
+
int pcan_pci_init_chip_data(struct candevice_t *candev, int chipnr)
{
hwspecops->release_io = pcan_pci_release_io;
hwspecops->reset = pcan_pci_reset;
hwspecops->init_hw_data = pcan_pci_init_hw_data;
+ hwspecops->done_hw_data = pcan_pci_done_hw_data;
hwspecops->init_chip_data = pcan_pci_init_chip_data;
hwspecops->init_obj_data = pcan_pci_init_obj_data;
hwspecops->write_register = pcan_pci_write_register;