projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| fa3cb219 HS |
1 | /* |
| 2 | * comedi/drivers/ni_labpc_pci.c | |
| 3 | * Driver for National Instruments Lab-PC PCI-1200 | |
| 4 | * Copyright (C) 2001, 2002, 2003 Frank Mori Hess <fmhess@users.sourceforge.net> | |
| 5 | * | |
| 6 | * This program is free software; you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License as published by | |
| 8 | * the Free Software Foundation; either version 2 of the License, or | |
| 9 | * (at your option) any later version. | |
| 10 | * | |
| 11 | * This program is distributed in the hope that it will be useful, | |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 | * GNU General Public License for more details. | |
| fa3cb219 HS |
15 | */ |
| 16 | ||
| 17 | /* | |
| 18 | * Driver: ni_labpc_pci | |
| 19 | * Description: National Instruments Lab-PC PCI-1200 | |
| 20 | * Devices: (National Instruments) PCI-1200 [ni_pci-1200] | |
| 21 | * Author: Frank Mori Hess <fmhess@users.sourceforge.net> | |
| 22 | * Status: works | |
| 23 | * | |
| 24 | * This is the PCI-specific support split off from the ni_labpc driver. | |
| 25 | * | |
| 26 | * Configuration Options: not applicable, uses PCI auto config | |
| 27 | * | |
| 28 | * NI manuals: | |
| 29 | * 340914a (pci-1200) | |
| 30 | */ | |
| 31 | ||
| 32 | #include <linux/interrupt.h> | |
| 33 | #include <linux/slab.h> | |
| 34 | #include <linux/pci.h> | |
| 35 | ||
| 36 | #include "../comedidev.h" | |
| 37 | ||
| 38 | #include "mite.h" | |
| 39 | #include "ni_labpc.h" | |
| 40 | ||
| 41 | enum labpc_pci_boardid { | |
| 42 | BOARD_NI_PCI1200, | |
| 43 | }; | |
| 44 | ||
| 45 | static const struct labpc_boardinfo labpc_pci_boards[] = { | |
| 46 | [BOARD_NI_PCI1200] = { | |
| 47 | .name = "ni_pci-1200", | |
| fa3cb219 | 48 | .ai_range_code = labpc_1200_ai_gain_bits, |
| 63d6ba20 | 49 | .ai_speed = 10000, |
| fa3cb219 | 50 | .ai_scan_up = 1, |
| 63d6ba20 HS |
51 | .has_ao = 1, |
| 52 | .is_labpc1200 = 1, | |
| fa3cb219 HS |
53 | .has_mmio = 1, |
| 54 | }, | |
| 55 | }; | |
| 56 | ||
| 57 | static int labpc_pci_auto_attach(struct comedi_device *dev, | |
| 58 | unsigned long context) | |
| 59 | { | |
| 60 | struct pci_dev *pcidev = comedi_to_pci_dev(dev); | |
| 61 | const struct labpc_boardinfo *board = NULL; | |
| 62 | struct labpc_private *devpriv; | |
| 63 | int ret; | |
| 64 | ||
| 65 | if (context < ARRAY_SIZE(labpc_pci_boards)) | |
| 66 | board = &labpc_pci_boards[context]; | |
| 67 | if (!board) | |
| 68 | return -ENODEV; | |
| 69 | dev->board_ptr = board; | |
| 70 | dev->board_name = board->name; | |
| 71 | ||
| 72 | ret = comedi_pci_enable(dev); | |
| 73 | if (ret) | |
| 74 | return ret; | |
| 75 | ||
| 76 | devpriv = kzalloc(sizeof(*devpriv), GFP_KERNEL); | |
| 77 | if (!devpriv) | |
| 78 | return -ENOMEM; | |
| 79 | dev->private = devpriv; | |
| 80 | ||
| 81 | devpriv->mite = mite_alloc(pcidev); | |
| 82 | if (!devpriv->mite) | |
| 83 | return -ENOMEM; | |
| 84 | ret = mite_setup(devpriv->mite); | |
| 85 | if (ret < 0) | |
| 86 | return ret; | |
| 87 | dev->iobase = (unsigned long)devpriv->mite->daq_io_addr; | |
| 88 | ||
| 3e034797 | 89 | return labpc_common_attach(dev, mite_irq(devpriv->mite), IRQF_SHARED); |
| fa3cb219 HS |
90 | } |
| 91 | ||
| 92 | static void labpc_pci_detach(struct comedi_device *dev) | |
| 93 | { | |
| 94 | struct labpc_private *devpriv = dev->private; | |
| 95 | ||
| 96 | labpc_common_detach(dev); | |
| 97 | ||
| 98 | if (devpriv && devpriv->mite) { | |
| 99 | mite_unsetup(devpriv->mite); | |
| 100 | mite_free(devpriv->mite); | |
| 101 | } | |
| 102 | if (dev->irq) | |
| 103 | free_irq(dev->irq, dev); | |
| 104 | comedi_pci_disable(dev); | |
| 105 | } | |
| 106 | ||
| 107 | static struct comedi_driver labpc_pci_comedi_driver = { | |
| 108 | .driver_name = "labpc_pci", | |
| 109 | .module = THIS_MODULE, | |
| 110 | .auto_attach = labpc_pci_auto_attach, | |
| 111 | .detach = labpc_pci_detach, | |
| 112 | }; | |
| 113 | ||
| 114 | static DEFINE_PCI_DEVICE_TABLE(labpc_pci_table) = { | |
| 115 | { PCI_VDEVICE(NI, 0x161), BOARD_NI_PCI1200 }, | |
| 116 | { 0 } | |
| 117 | }; | |
| 118 | MODULE_DEVICE_TABLE(pci, labpc_pci_table); | |
| 119 | ||
| 120 | static int labpc_pci_probe(struct pci_dev *dev, | |
| 121 | const struct pci_device_id *id) | |
| 122 | { | |
| 123 | return comedi_pci_auto_config(dev, &labpc_pci_comedi_driver, | |
| 124 | id->driver_data); | |
| 125 | } | |
| 126 | ||
| 127 | static struct pci_driver labpc_pci_driver = { | |
| 128 | .name = "labpc_pci", | |
| 129 | .id_table = labpc_pci_table, | |
| 130 | .probe = labpc_pci_probe, | |
| 131 | .remove = comedi_pci_auto_unconfig, | |
| 132 | }; | |
| 133 | module_comedi_pci_driver(labpc_pci_comedi_driver, labpc_pci_driver); | |
| 134 | ||
| 135 | MODULE_DESCRIPTION("Comedi: National Instruments Lab-PC PCI-1200 driver"); | |
| 136 | MODULE_AUTHOR("Comedi http://www.comedi.org"); | |
| 137 | MODULE_LICENSE("GPL"); |