Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / comedi / drivers / das08_pci.c

diff --git a/kernel/drivers/staging/comedi/drivers/das08_pci.c b/kernel/drivers/staging/comedi/drivers/das08_pci.c
new file mode 100644 (file)
index 0000000..d8d27fa
--- /dev/null
+++ b/kernel/drivers/staging/comedi/drivers/das08_pci.c
@@ -0,0 +1,105 @@
+/*
+ *  das08_pci.c
+ *  comedi driver for DAS08 PCI boards
+ *
+ *  COMEDI - Linux Control and Measurement Device Interface
+ *  Copyright (C) 2000 David A. Schleef <ds@schleef.org>
+ *  Copyright (C) 2001,2002,2003 Frank Mori Hess <fmhess@users.sourceforge.net>
+ *  Copyright (C) 2004 Salvador E. Tropea <set@users.sf.net> <set@ieee.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  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.
+ */
+
+/*
+ * Driver: das08_pci
+ * Description: DAS-08 PCI compatible boards
+ * Devices: [ComputerBoards] PCI-DAS08 (pci-das08)
+ * Author: Warren Jasper, ds, Frank Hess
+ * Updated: Fri, 31 Aug 2012 19:19:06 +0100
+ * Status: works
+ *
+ * This is the PCI-specific support split off from the das08 driver.
+ *
+ * Configuration Options: not applicable, uses PCI auto config
+ */
+
+#include <linux/module.h>
+
+#include "../comedi_pci.h"
+
+#include "das08.h"
+
+static const struct das08_board_struct das08_pci_boards[] = {
+       {
+               .name           = "pci-das08",
+               .ai_nbits       = 12,
+               .ai_pg          = das08_bipolar5,
+               .ai_encoding    = das08_encode12,
+               .di_nchan       = 3,
+               .do_nchan       = 4,
+               .i8254_offset   = 4,
+               .iosize         = 8,
+       },
+};
+
+static int das08_pci_auto_attach(struct comedi_device *dev,
+                                unsigned long context_unused)
+{
+       struct pci_dev *pdev = comedi_to_pci_dev(dev);
+       struct das08_private_struct *devpriv;
+       int ret;
+
+       devpriv = comedi_alloc_devpriv(dev, sizeof(*devpriv));
+       if (!devpriv)
+               return -ENOMEM;
+
+       /* The das08 driver needs the board_ptr */
+       dev->board_ptr = &das08_pci_boards[0];
+
+       ret = comedi_pci_enable(dev);
+       if (ret)
+               return ret;
+       dev->iobase = pci_resource_start(pdev, 2);
+
+       return das08_common_attach(dev, dev->iobase);
+}
+
+static struct comedi_driver das08_pci_comedi_driver = {
+       .driver_name    = "pci-das08",
+       .module         = THIS_MODULE,
+       .auto_attach    = das08_pci_auto_attach,
+       .detach         = comedi_pci_detach,
+};
+
+static int das08_pci_probe(struct pci_dev *dev,
+                          const struct pci_device_id *id)
+{
+       return comedi_pci_auto_config(dev, &das08_pci_comedi_driver,
+                                     id->driver_data);
+}
+
+static const struct pci_device_id das08_pci_table[] = {
+       { PCI_DEVICE(PCI_VENDOR_ID_CB, 0x0029) },
+       { 0 }
+};
+MODULE_DEVICE_TABLE(pci, das08_pci_table);
+
+static struct pci_driver das08_pci_driver = {
+       .name           = "pci-das08",
+       .id_table       = das08_pci_table,
+       .probe          = das08_pci_probe,
+       .remove         = comedi_pci_auto_unconfig,
+};
+module_comedi_pci_driver(das08_pci_comedi_driver, das08_pci_driver);
+
+MODULE_AUTHOR("Comedi http://www.comedi.org");
+MODULE_DESCRIPTION("Comedi low-level driver");
+MODULE_LICENSE("GPL");