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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-22 19:54:53 (GMT) |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-22 20:01:40 (GMT) |
commit | ae19ffbadc1b2100285a5b5b3d0a4e0a11390904 (patch) | |
tree | 3c2086ab67398a019089a47ca3f362a4bc6db74f /drivers/staging/meilhaus/me4600_device.c | |
parent | 34e84f39a27d059a3e6ec6e8b94aafa702e6f220 (diff) | |
parent | 9173a8ef24a6b1b8031507b35b8ffe5f85a87692 (diff) | |
download | linux-fsl-qoriq-ae19ffbadc1b2100285a5b5b3d0a4e0a11390904.tar.xz |
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/staging/meilhaus/me4600_device.c')
-rw-r--r-- | drivers/staging/meilhaus/me4600_device.c | 371 |
1 files changed, 0 insertions, 371 deletions
diff --git a/drivers/staging/meilhaus/me4600_device.c b/drivers/staging/meilhaus/me4600_device.c deleted file mode 100644 index 457666e..0000000 --- a/drivers/staging/meilhaus/me4600_device.c +++ /dev/null @@ -1,371 +0,0 @@ -/** - * @file me4600_device.c - * - * @brief ME-4600 device class implementation. - * @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 __KERNEL__ -# define __KERNEL__ -#endif - -#ifndef MODULE -# define MODULE -#endif - -#include <linux/module.h> - -#include <linux/pci.h> -#include <linux/slab.h> - -#include "meids.h" -#include "meerror.h" -#include "mecommon.h" -#include "meinternal.h" - -#include "medebug.h" -#include "medevice.h" -#include "me4600_device.h" -#include "meplx_reg.h" - -#include "mefirmware.h" - -#include "mesubdevice.h" -#include "me4600_do.h" -#include "me4600_di.h" -#include "me4600_dio.h" -#include "me8254.h" -#include "me4600_ai.h" -#include "me4600_ao.h" -#include "me4600_ext_irq.h" - -/** - * @brief Global variable. - * This is working queue for runing a separate atask that will be responsible for work status (start, stop, timeouts). - */ -static struct workqueue_struct *me4600_workqueue; - -#ifdef BOSCH -me_device_t *me4600_pci_constructor(struct pci_dev *pci_device, int me_bosch_fw) -#else //~BOSCH -me_device_t *me4600_pci_constructor(struct pci_dev *pci_device) -#endif //BOSCH -{ - me4600_device_t *me4600_device; - me_subdevice_t *subdevice; - unsigned int version_idx; - int err; - int i; - - PDEBUG("executed.\n"); - - // Allocate structure for device instance. - me4600_device = kmalloc(sizeof(me4600_device_t), GFP_KERNEL); - - if (!me4600_device) { - PERROR("Cannot get memory for ME-4600 device instance.\n"); - return NULL; - } - - memset(me4600_device, 0, sizeof(me4600_device_t)); - - // Initialize base class structure. - err = me_device_pci_init((me_device_t *) me4600_device, pci_device); - - if (err) { - kfree(me4600_device); - PERROR("Cannot initialize device base class.\n"); - return NULL; - } - // Download the xilinx firmware. - if (me4600_device->base.info.pci.device_id == PCI_DEVICE_ID_MEILHAUS_ME4610) { //Jekyll <=> me4610 - err = - me_xilinx_download(me4600_device->base.info.pci. - reg_bases[1], - me4600_device->base.info.pci. - reg_bases[5], &pci_device->dev, - "me4610.bin"); - } else { // General me4600 firmware -#ifdef BOSCH - err = - me_xilinx_download(me4600_device->base.info.pci. - reg_bases[1], - me4600_device->base.info.pci. - reg_bases[5], &pci_device->dev, - (me_bosch_fw) ? "me4600_bosch.bin" : - "me4600.bin"); -#else //~BOSCH - err = - me_xilinx_download(me4600_device->base.info.pci. - reg_bases[1], - me4600_device->base.info.pci. - reg_bases[5], &pci_device->dev, - "me4600.bin"); -#endif - } - - if (err) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot download firmware.\n"); - return NULL; - } - // Get the index in the device version information table. - version_idx = - me4600_versions_get_device_index(me4600_device->base.info.pci. - device_id); - - // Initialize spin locks. - spin_lock_init(&me4600_device->preload_reg_lock); - - me4600_device->preload_flags = 0; - - spin_lock_init(&me4600_device->dio_lock); - spin_lock_init(&me4600_device->ai_ctrl_lock); - spin_lock_init(&me4600_device->ctr_ctrl_reg_lock); - spin_lock_init(&me4600_device->ctr_clk_src_reg_lock); - - // Create digital input instances. - for (i = 0; i < me4600_versions[version_idx].di_subdevices; i++) { - subdevice = - (me_subdevice_t *) me4600_di_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - &me4600_device-> - dio_lock); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create digital output instances. - for (i = 0; i < me4600_versions[version_idx].do_subdevices; i++) { - subdevice = - (me_subdevice_t *) me4600_do_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - &me4600_device-> - dio_lock); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create digital input/output instances. - for (i = 0; i < me4600_versions[version_idx].dio_subdevices; i++) { - subdevice = - (me_subdevice_t *) me4600_dio_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - me4600_versions - [version_idx]. - do_subdevices + - me4600_versions - [version_idx]. - di_subdevices + i, - &me4600_device-> - dio_lock); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create analog input instances. - for (i = 0; i < me4600_versions[version_idx].ai_subdevices; i++) { - subdevice = - (me_subdevice_t *) me4600_ai_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - me4600_versions - [version_idx]. - ai_channels, - me4600_versions - [version_idx]. - ai_ranges, - me4600_versions - [version_idx]. - ai_isolated, - me4600_versions - [version_idx]. - ai_sh, - me4600_device-> - base.irq, - &me4600_device-> - ai_ctrl_lock, - me4600_workqueue); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create analog output instances. - for (i = 0; i < me4600_versions[version_idx].ao_subdevices; i++) { -#ifdef BOSCH - subdevice = - (me_subdevice_t *) me4600_ao_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - &me4600_device-> - preload_reg_lock, - &me4600_device-> - preload_flags, i, - me4600_versions - [version_idx]. - ao_fifo, - me4600_device-> - base.irq); -#else //~BOSCH - subdevice = - (me_subdevice_t *) me4600_ao_constructor(me4600_device-> - base.info.pci. - reg_bases[2], - &me4600_device-> - preload_reg_lock, - &me4600_device-> - preload_flags, i, - me4600_versions - [version_idx]. - ao_fifo, - me4600_device-> - base.irq, - me4600_workqueue); -#endif - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create counter instances. - for (i = 0; i < me4600_versions[version_idx].ctr_subdevices; i++) { - subdevice = - (me_subdevice_t *) me8254_constructor(me4600_device->base. - info.pci.device_id, - me4600_device->base. - info.pci.reg_bases[3], - 0, i, - &me4600_device-> - ctr_ctrl_reg_lock, - &me4600_device-> - ctr_clk_src_reg_lock); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - // Create external interrupt instances. - for (i = 0; i < me4600_versions[version_idx].ext_irq_subdevices; i++) { - subdevice = - (me_subdevice_t *) - me4600_ext_irq_constructor(me4600_device->base.info.pci. - reg_bases[2], - me4600_device->base.irq, - &me4600_device->ai_ctrl_lock); - - if (!subdevice) { - me_device_deinit((me_device_t *) me4600_device); - kfree(me4600_device); - PERROR("Cannot get memory for subdevice.\n"); - return NULL; - } - - me_slist_add_subdevice_tail(&me4600_device->base.slist, - subdevice); - } - - return (me_device_t *) me4600_device; -} -EXPORT_SYMBOL(me4600_pci_constructor); - -// Init and exit of module. - -static int __init me4600_init(void) -{ - PDEBUG("executed.\n"); - -#ifndef BOSCH - me4600_workqueue = create_singlethread_workqueue("me4600"); -#endif - return 0; -} - -static void __exit me4600_exit(void) -{ - PDEBUG("executed.\n"); - -#ifndef BOSCH - flush_workqueue(me4600_workqueue); - destroy_workqueue(me4600_workqueue); -#endif -} - -module_init(me4600_init); -module_exit(me4600_exit); - -// Administrative stuff for modinfo. -MODULE_AUTHOR - ("Guenter Gebhardt <g.gebhardt@meilhaus.de> & Krzysztof Gantzke <k.gantzke@meilhaus.de>"); -MODULE_DESCRIPTION("Device Driver Module for ME-46xx Devices"); -MODULE_SUPPORTED_DEVICE("Meilhaus ME-46xx Devices"); -MODULE_LICENSE("GPL"); |