-/* esdpci266.c - support for ESD PCI/PMC 266 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: esdpci266.c - support for ESD PCI/PMC 266 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 esdpci266_init_hw_data(struct candevice_t *candev)
{
- struct pci_dev *pcidev = NULL;
+ struct pci_dev *pcidev;
printk("lincan: search for ESD PCI/PMC 266 board ...\n");
- do {
- pcidev =
- pci_find_device(PLX_9056_VENDOR_ID, PLX_9056_DEVICE_ID,
- pcidev);
- if (pcidev == NULL)
- return -ENODEV;
- if (pcidev->subsystem_vendor != ESDPCI266_PCI_VENDOR_ID
- || pcidev->subsystem_device != ESDPCI266_PCI_PRODUCT_ID) {
- printk
- ("PLX9056 found, subvendor/subdevice mismatch (%04d:%04d)\n",
- pcidev->subsystem_vendor,
- pcidev->subsystem_device);
- continue;
- }
- } while (can_check_dev_taken(pcidev));
+ pcidev = can_pci_get_next_untaken_subsyst(PLX_9056_VENDOR_ID, PLX_9056_DEVICE_ID,
+ ESDPCI266_PCI_VENDOR_ID, ESDPCI266_PCI_PRODUCT_ID);
+ if(pcidev == NULL)
+ return -ENODEV;
if (pci_enable_device(pcidev)) {
printk("lincan: pci_enable_device() failed\n");
+ can_pci_dev_put(pcidev);
return -EIO;
}
return 0;
}
+void esdpci266_done_hw_data(struct candevice_t *candev)
+{
+ struct pci_dev *pcidev = candev->sysdevptr.pcidev;
+ can_pci_dev_put(pcidev);
+}
+
int esdpci266_init_chip_data(struct candevice_t *candev, int chipnr)
{
if (candev->sysdevptr.pcidev == NULL)
hwspecops->release_io = esdpci266_release_io;
hwspecops->reset = esdpci266_reset;
hwspecops->init_hw_data = esdpci266_init_hw_data;
+ hwspecops->done_hw_data = esdpci266_done_hw_data;
hwspecops->init_chip_data = esdpci266_init_chip_data;
hwspecops->init_obj_data = esdpci266_init_obj_data;
hwspecops->write_register = esdpci266_write_register;