linux-imx

/**

 * IBM Accelerator Family 'GenWQE'

 *

 * (C) Copyright IBM Corp. 2013

 *

 * Author: Frank Haverkamp <haver@linux.vnet.ibm.com>

 * Author: Joerg-Stephan Vogt <jsvogt@de.ibm.com>

 * Author: Michael Jung <mijung@gmx.net>

 * Author: Michael Ruettger <michael@ibmra.de>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License (version 2 only)

 * as published by the Free Software Foundation.

 *

 * This program 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.

 */

​

/*

 * Module initialization and PCIe setup. Card health monitoring and

 * recovery functionality. Character device creation and deletion are

 * controlled from here.

 */

​

#include <linux/types.h>

#include <linux/pci.h>

#include <linux/err.h>

#include <linux/aer.h>

#include <linux/string.h>

#include <linux/sched.h>

#include <linux/wait.h>

#include <linux/delay.h>

#include <linux/dma-mapping.h>

#include <linux/module.h>

#include <linux/notifier.h>

#include <linux/device.h>

#include <linux/log2.h>

​

#include "card_base.h"

#include "card_ddcb.h"

​

MODULE_AUTHOR("Frank Haverkamp <haver@linux.vnet.ibm.com>");

MODULE_AUTHOR("Michael Ruettger <michael@ibmra.de>");

MODULE_AUTHOR("Joerg-Stephan Vogt <jsvogt@de.ibm.com>");

MODULE_AUTHOR("Michael Jung <mijung@gmx.net>");

​

MODULE_DESCRIPTION("GenWQE Card");

MODULE_VERSION(DRV_VERSION);

MODULE_LICENSE("GPL");

​

static char genwqe_driver_name[] = GENWQE_DEVNAME;

static struct class *class_genwqe;

static struct dentry *debugfs_genwqe;

static struct genwqe_dev *genwqe_devices[GENWQE_CARD_NO_MAX];

​

/* PCI structure for identifying device by PCI vendor and device ID */

static const struct pci_device_id genwqe_device_table[] = {

    { .vendor      = PCI_VENDOR_ID_IBM,

      .device      = PCI_DEVICE_GENWQE,

      .subvendor   = PCI_SUBVENDOR_ID_IBM,

      .subdevice   = PCI_SUBSYSTEM_ID_GENWQE5,

      .class       = (PCI_CLASSCODE_GENWQE5 << 8),

      .class_mask  = ~0,

      .driver_data = 0 },

​

    /* Initial SR-IOV bring-up image */

    { .vendor      = PCI_VENDOR_ID_IBM,

      .device      = PCI_DEVICE_GENWQE,

      .subvendor   = PCI_SUBVENDOR_ID_IBM_SRIOV,

      .subdevice   = PCI_SUBSYSTEM_ID_GENWQE5_SRIOV,

      .class       = (PCI_CLASSCODE_GENWQE5_SRIOV << 8),

      .class_mask  = ~0,

      .driver_data = 0 },

​

    { .vendor      = PCI_VENDOR_ID_IBM,  /* VF Vendor ID */

      .device      = 0x0000,  /* VF Device ID */

      .subvendor   = PCI_SUBVENDOR_ID_IBM_SRIOV,

      .subdevice   = PCI_SUBSYSTEM_ID_GENWQE5_SRIOV,

      .class       = (PCI_CLASSCODE_GENWQE5_SRIOV << 8),

      .class_mask  = ~0,

      .driver_data = 0 },

​

    /* Fixed up image */

    { .vendor      = PCI_VENDOR_ID_IBM,

      .device      = PCI_DEVICE_GENWQE,

      .subvendor   = PCI_SUBVENDOR_ID_IBM_SRIOV,

      .subdevice   = PCI_SUBSYSTEM_ID_GENWQE5,

      .class       = (PCI_CLASSCODE_GENWQE5_SRIOV << 8),

      .class_mask  = ~0,

      .driver_data = 0 },