diff options
author | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-02 21:29:37 -0700 |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-15 12:02:35 -0700 |
commit | a8fcffbde4cedf319f7009cec21baddf9422685e (patch) | |
tree | 844273a59ce2ab7b1a3ad0280eeaa73c4b64e9a0 /drivers/staging/meilhaus/me8100_do.c | |
parent | 06bf27ddaae4deb796ec90a11c5ecefd7364e3ed (diff) |
Staging: meilhaus: remove the drivers
The comedi drivers should be used instead, no need to have
these in here as well.
Cc: David Kiliani <mail@davidkiliani.de>
Cc: Meilhaus Support <support@meilhaus.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/meilhaus/me8100_do.c')
-rw-r--r-- | drivers/staging/meilhaus/me8100_do.c | 391 |
1 files changed, 0 insertions, 391 deletions
diff --git a/drivers/staging/meilhaus/me8100_do.c b/drivers/staging/meilhaus/me8100_do.c deleted file mode 100644 index 81651a90cc0..00000000000 --- a/drivers/staging/meilhaus/me8100_do.c +++ /dev/null @@ -1,391 +0,0 @@ -/** - * @file me8100_do.c - * - * @brief ME-8100 digital output subdevice instance. - * @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 - -/* - * Includes - */ -#include <linux/module.h> - -#include <linux/slab.h> -#include <linux/spinlock.h> -#include <linux/io.h> -#include <linux/types.h> - -#include "medefines.h" -#include "meinternal.h" -#include "meerror.h" - -#include "medebug.h" -#include "me8100_reg.h" -#include "me8100_do_reg.h" -#include "me8100_do.h" - -/* - * Defines - */ - -/* - * Functions - */ - -static int me8100_do_io_reset_subdevice(struct me_subdevice *subdevice, - struct file *filep, int flags) -{ - me8100_do_subdevice_t *instance; - uint16_t ctrl; - - PDEBUG("executed.\n"); - - instance = (me8100_do_subdevice_t *) subdevice; - - if (flags) { - PERROR("Invalid flag specified.\n"); - return ME_ERRNO_INVALID_FLAGS; - } - - ME_SUBDEVICE_ENTER; - - spin_lock(&instance->subdevice_lock); - spin_lock(instance->ctrl_reg_lock); - ctrl = inw(instance->ctrl_reg); - ctrl &= ME8100_DIO_CTRL_BIT_INTB_1 | ME8100_DIO_CTRL_BIT_INTB_0; - outw(ctrl, instance->ctrl_reg); - PDEBUG_REG("ctrl_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, - instance->ctrl_reg - instance->reg_base, ctrl); - spin_unlock(instance->ctrl_reg_lock); - outw(0, instance->port_reg); - instance->port_reg_mirror = 0; - PDEBUG_REG("port_reg outw(0x%lX+0x%lX)=0x%x\n", instance->reg_base, - instance->port_reg - instance->reg_base, 0); - spin_unlock(&instance->subdevice_lock); - - ME_SUBDEVICE_EXIT; - - return ME_ERRNO_SUCCESS; -} - -static int me8100_do_io_single_config(me_subdevice_t *subdevice, - struct file *filep, - int channel, - int single_config, - int ref, - int trig_chan, - int trig_type, int trig_edge, int flags) -{ - me8100_do_subdevice_t *instance; - int err = ME_ERRNO_SUCCESS; - int config; - - PDEBUG("executed.\n"); - - instance = (me8100_do_subdevice_t *) subdevice; - - ME_SUBDEVICE_ENTER; - - spin_lock(&instance->subdevice_lock); - spin_lock(instance->ctrl_reg_lock); - config = inw(instance->ctrl_reg); - switch (flags) { - case ME_IO_SINGLE_CONFIG_NO_FLAGS: - case ME_IO_SINGLE_CONFIG_DIO_WORD: - if (channel == 0) { - if (single_config == - ME_SINGLE_CONFIG_DIO_HIGH_IMPEDANCE) { - config &= ~(ME8100_DIO_CTRL_BIT_ENABLE_DIO); - } else if (single_config == ME_SINGLE_CONFIG_DIO_SINK) { - config |= ME8100_DIO_CTRL_BIT_ENABLE_DIO; - config &= ~ME8100_DIO_CTRL_BIT_SOURCE; - } else if (single_config == ME_SINGLE_CONFIG_DIO_SOURCE) { - config |= - ME8100_DIO_CTRL_BIT_ENABLE_DIO | - ME8100_DIO_CTRL_BIT_SOURCE; - } else { - PERROR - ("Invalid port configuration specified.\n"); - err = ME_ERRNO_INVALID_SINGLE_CONFIG; - } - } else { - PERROR("Invalid word number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - default: - PERROR("Invalid flags specified.\n"); - err = ME_ERRNO_INVALID_FLAGS; - } - - if (!err) { - outw(config, instance->ctrl_reg); - PDEBUG_REG("ctrl_reg outw(0x%lX+0x%lX)=0x%x\n", - instance->reg_base, - instance->ctrl_reg - instance->reg_base, config); - } - - spin_unlock(instance->ctrl_reg_lock); - spin_unlock(&instance->subdevice_lock); - - ME_SUBDEVICE_EXIT; - - return err; -} - -static int me8100_do_io_single_read(me_subdevice_t *subdevice, - struct file *filep, - int channel, - int *value, int time_out, int flags) -{ - me8100_do_subdevice_t *instance; - int err = ME_ERRNO_SUCCESS; - - PDEBUG("executed.\n"); - - instance = (me8100_do_subdevice_t *) subdevice; - - ME_SUBDEVICE_ENTER; - - spin_lock(&instance->subdevice_lock); - switch (flags) { - case ME_IO_SINGLE_TYPE_DIO_BIT: - if ((channel >= 0) && (channel < 16)) { - *value = instance->port_reg_mirror & (0x1 << channel); - } else { - PERROR("Invalid bit number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - case ME_IO_SINGLE_TYPE_DIO_BYTE: - if (channel == 0) { - *value = instance->port_reg_mirror & 0xFF; - } else if (channel == 1) { - *value = (instance->port_reg_mirror >> 8) & 0xFF; - } else { - PERROR("Invalid byte number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - case ME_IO_SINGLE_NO_FLAGS: - case ME_IO_SINGLE_TYPE_DIO_WORD: - if (channel == 0) { - *value = instance->port_reg_mirror; - } else { - PERROR("Invalid word number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - default: - PERROR("Invalid flags specified.\n"); - err = ME_ERRNO_INVALID_FLAGS; - } - spin_unlock(&instance->subdevice_lock); - - ME_SUBDEVICE_EXIT; - - return err; -} - -static int me8100_do_io_single_write(me_subdevice_t *subdevice, - struct file *filep, - int channel, - int value, int time_out, int flags) -{ - me8100_do_subdevice_t *instance; - int err = ME_ERRNO_SUCCESS; - - PDEBUG("executed.\n"); - - instance = (me8100_do_subdevice_t *) subdevice; - - ME_SUBDEVICE_ENTER; - - spin_lock(&instance->subdevice_lock); - switch (flags) { - case ME_IO_SINGLE_TYPE_DIO_BIT: - if ((channel >= 0) && (channel < 16)) { - instance->port_reg_mirror = - value ? (instance-> - port_reg_mirror | (0x1 << channel)) - : (instance->port_reg_mirror & ~(0x1 << channel)); - outw(instance->port_reg_mirror, instance->port_reg); - PDEBUG_REG("port_reg outw(0x%lX+0x%lX)=0x%x\n", - instance->reg_base, - instance->port_reg - instance->reg_base, - instance->port_reg_mirror); - } else { - PERROR("Invalid bit number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - case ME_IO_SINGLE_TYPE_DIO_BYTE: - if (channel == 0) { - instance->port_reg_mirror &= ~0xFF; - instance->port_reg_mirror |= value & 0xFF; - outw(instance->port_reg_mirror, instance->port_reg); - PDEBUG_REG("port_reg outw(0x%lX+0x%lX)=0x%x\n", - instance->reg_base, - instance->port_reg - instance->reg_base, - instance->port_reg_mirror); - } else if (channel == 1) { - instance->port_reg_mirror &= ~0xFF00; - instance->port_reg_mirror |= (value << 8) & 0xFF00; - outw(instance->port_reg_mirror, instance->port_reg); - PDEBUG_REG("port_reg outw(0x%lX+0x%lX)=0x%x\n", - instance->reg_base, - instance->port_reg - instance->reg_base, - instance->port_reg_mirror); - } else { - PERROR("Invalid byte number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - case ME_IO_SINGLE_NO_FLAGS: - case ME_IO_SINGLE_TYPE_DIO_WORD: - if (channel == 0) { - instance->port_reg_mirror = value; - outw(value, instance->port_reg); - PDEBUG_REG("port_reg outw(0x%lX+0x%lX)=0x%x\n", - instance->reg_base, - instance->port_reg - instance->reg_base, - value); - } else { - PERROR("Invalid byte number specified.\n"); - err = ME_ERRNO_INVALID_CHANNEL; - } - break; - - default: - PERROR("Invalid flags specified.\n"); - err = ME_ERRNO_INVALID_FLAGS; - } - spin_unlock(&instance->subdevice_lock); - - ME_SUBDEVICE_EXIT; - - return err; -} - -static int me8100_do_query_number_channels(me_subdevice_t *subdevice, - int *number) -{ - PDEBUG("executed.\n"); - *number = 16; - return ME_ERRNO_SUCCESS; -} - -static int me8100_do_query_subdevice_type(me_subdevice_t *subdevice, - int *type, int *subtype) -{ - PDEBUG("executed.\n"); - *type = ME_TYPE_DO; - *subtype = ME_SUBTYPE_SINGLE; - return ME_ERRNO_SUCCESS; -} - -static int me8100_do_query_subdevice_caps(me_subdevice_t *subdevice, int *caps) -{ - PDEBUG("executed.\n"); - *caps = ME_CAPS_DIO_SINK_SOURCE; - return ME_ERRNO_SUCCESS; -} - -me8100_do_subdevice_t *me8100_do_constructor(uint32_t reg_base, - unsigned int do_idx, - spinlock_t *ctrl_reg_lock) -{ - me8100_do_subdevice_t *subdevice; - int err; - - PDEBUG("executed.\n"); - - /* Allocate memory for subdevice instance */ - subdevice = kmalloc(sizeof(me8100_do_subdevice_t), GFP_KERNEL); - - if (!subdevice) { - PERROR("Cannot get memory for subdevice instance.\n"); - return NULL; - } - - memset(subdevice, 0, sizeof(me8100_do_subdevice_t)); - - /* Initialize subdevice base class */ - err = me_subdevice_init(&subdevice->base); - - if (err) { - PERROR("Cannot initialize subdevice base class instance.\n"); - kfree(subdevice); - return NULL; - } - - /* Initialize registers */ - if (do_idx == 0) { - subdevice->port_reg = reg_base + ME8100_DO_REG_A; - subdevice->ctrl_reg = reg_base + ME8100_CTRL_REG_A; - } else if (do_idx == 1) { - subdevice->port_reg = reg_base + ME8100_DO_REG_B; - subdevice->ctrl_reg = reg_base + ME8100_CTRL_REG_B; - } else { - PERROR("Wrong subdevice idx=%d.\n", do_idx); - kfree(subdevice); - return NULL; - } -#ifdef MEDEBUG_DEBUG_REG - subdevice->reg_base = reg_base; -#endif - - // Initialize spin locks. - spin_lock_init(&subdevice->subdevice_lock); - subdevice->ctrl_reg_lock = ctrl_reg_lock; - - /* Save the subdevice index */ - subdevice->do_idx = do_idx; - - /* Overload base class methods. */ - subdevice->base.me_subdevice_io_reset_subdevice = - me8100_do_io_reset_subdevice; - subdevice->base.me_subdevice_io_single_config = - me8100_do_io_single_config; - subdevice->base.me_subdevice_io_single_read = me8100_do_io_single_read; - subdevice->base.me_subdevice_io_single_write = - me8100_do_io_single_write; - subdevice->base.me_subdevice_query_number_channels = - me8100_do_query_number_channels; - subdevice->base.me_subdevice_query_subdevice_type = - me8100_do_query_subdevice_type; - subdevice->base.me_subdevice_query_subdevice_caps = - me8100_do_query_subdevice_caps; - - return subdevice; -} |