| /** |
| * @file me4600_device.h |
| * |
| * @brief ME-4600 device class. |
| * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) |
| * @author Guenter Gebhardt |
| * @author Krzysztof Gantzke (k.gantzke@meilhaus.de) |
| */ |
| |
| /* |
| * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) |
| * |
| * This file 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| #ifndef _ME4600_DEVICE_H |
| #define _ME4600_DEVICE_H |
| |
| #include <linux/pci.h> |
| #include <linux/spinlock.h> |
| |
| #include "medevice.h" |
| |
| #ifdef __KERNEL__ |
| |
| /** |
| * @brief Structure holding ME-4600 device capabilities. |
| */ |
| typedef struct me4600_version { |
| uint16_t device_id; |
| unsigned int do_subdevices; |
| unsigned int di_subdevices; |
| unsigned int dio_subdevices; |
| unsigned int ctr_subdevices; |
| unsigned int ai_subdevices; |
| unsigned int ai_channels; |
| unsigned int ai_ranges; |
| unsigned int ai_isolated; |
| unsigned int ai_sh; |
| unsigned int ao_subdevices; |
| unsigned int ao_fifo; //How many devices have FIFO |
| unsigned int ext_irq_subdevices; |
| } me4600_version_t; |
| |
| /** |
| * @brief ME-4600 device capabilities. |
| */ |
| static me4600_version_t me4600_versions[] = { |
| {PCI_DEVICE_ID_MEILHAUS_ME4610, 0, 0, 4, 3, 1, 16, 1, 0, 0, 0, 0, 1}, |
| |
| {PCI_DEVICE_ID_MEILHAUS_ME4650, 0, 0, 4, 0, 1, 16, 4, 0, 0, 0, 0, 1}, |
| |
| {PCI_DEVICE_ID_MEILHAUS_ME4660, 0, 0, 4, 3, 1, 16, 4, 0, 0, 2, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4660I, 1, 1, 2, 3, 1, 16, 4, 1, 0, 2, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4660S, 0, 0, 4, 3, 1, 16, 4, 0, 1, 2, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4660IS, 1, 1, 2, 3, 1, 16, 4, 1, 1, 2, 0, 1}, |
| |
| {PCI_DEVICE_ID_MEILHAUS_ME4670, 0, 0, 4, 3, 1, 32, 4, 0, 0, 4, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4670I, 1, 1, 2, 3, 1, 32, 4, 1, 0, 4, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4670S, 0, 0, 4, 3, 1, 32, 4, 0, 1, 4, 0, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4670IS, 1, 1, 2, 3, 1, 32, 4, 1, 1, 4, 0, 1}, |
| |
| {PCI_DEVICE_ID_MEILHAUS_ME4680, 0, 0, 4, 3, 1, 32, 4, 0, 0, 4, 4, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4680I, 1, 1, 2, 3, 1, 32, 4, 1, 0, 4, 4, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4680S, 0, 0, 4, 3, 1, 32, 4, 0, 1, 4, 4, 1}, |
| {PCI_DEVICE_ID_MEILHAUS_ME4680IS, 1, 1, 2, 3, 1, 32, 4, 1, 1, 4, 4, 1}, |
| |
| {0}, |
| }; |
| |
| #define ME4600_DEVICE_VERSIONS (sizeof(me4600_versions) / sizeof(me4600_version_t) - 1) /**< Returns the number of entries in #me4600_versions. */ |
| |
| /** |
| * @brief Returns the index of the device entry in #me4600_versions. |
| * |
| * @param device_id The PCI device id of the device to query. |
| * @return The index of the device in #me4600_versions. |
| */ |
| static inline unsigned int me4600_versions_get_device_index(uint16_t device_id) |
| { |
| unsigned int i; |
| for (i = 0; i < ME4600_DEVICE_VERSIONS; i++) |
| if (me4600_versions[i].device_id == device_id) |
| break; |
| return i; |
| } |
| |
| /** |
| * @brief The ME-4600 device class structure. |
| */ |
| typedef struct me4600_device { |
| me_device_t base; /**< The Meilhaus device base class. */ |
| |
| /* Child class attributes. */ |
| spinlock_t preload_reg_lock; /**< Guards the preload register of the anaolog output devices. */ |
| unsigned int preload_flags; /**< Used in conjunction with #preload_reg_lock. */ |
| spinlock_t dio_lock; /**< Locks the control register of the digital input/output subdevices. */ |
| spinlock_t ai_ctrl_lock; /**< Locks the control register of the analog input subdevice. */ |
| spinlock_t ctr_ctrl_reg_lock; /**< Locks the counter control register. */ |
| spinlock_t ctr_clk_src_reg_lock; /**< Not used on this device but needed for the me8254 subdevice constructor call. */ |
| } me4600_device_t; |
| |
| /** |
| * @brief The ME-4600 device class constructor. |
| * |
| * @param pci_device The pci device structure given by the PCI subsystem. |
| * @param me_bosch_fw If set the device shall use the bosch firmware. (Only for special BOSCH build) |
| * |
| * @return On succes a new ME-4600 device instance. \n |
| * NULL on error. |
| */ |
| |
| #ifdef BOSCH |
| /** |
| * @brief The ME-4600 device class constructor. |
| * |
| * @param pci_device The pci device structure given by the PCI subsystem. |
| * @param me_bosch_fw If set the device shall use the bosch firmware. |
| * |
| * @return On succes a new ME-4600 device instance. \n |
| * NULL on error. |
| */ |
| me_device_t *me4600_pci_constructor(struct pci_dev *pci_device, int me_bosch_fw) |
| __attribute__ ((weak)); |
| #else //~BOSCH |
| /** |
| * @brief The ME-4600 device class constructor. |
| * |
| * @param pci_device The pci device structure given by the PCI subsystem. |
| * |
| * @return On succes a new ME-4600 device instance. \n |
| * NULL on error. |
| */ |
| me_device_t *me4600_pci_constructor(struct pci_dev *pci_device) |
| __attribute__ ((weak)); |
| #endif |
| |
| #endif |
| #endif |