diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/staging/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/me4000/Kconfig | 10 | ||||
| -rw-r--r-- | drivers/staging/me4000/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/me4000/README | 13 | ||||
| -rw-r--r-- | drivers/staging/me4000/me4000.c | 6109 | ||||
| -rw-r--r-- | drivers/staging/me4000/me4000.h | 966 | ||||
| -rw-r--r-- | drivers/staging/me4000/me4000_firmware.h | 10033 | ||||
| -rw-r--r-- | drivers/staging/me4000/me4610_firmware.h | 5409 |
9 files changed, 0 insertions, 22544 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index ee073ce3974..d76f6b356de 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -47,8 +47,6 @@ source "drivers/staging/slicoss/Kconfig" source "drivers/staging/sxg/Kconfig" -source "drivers/staging/me4000/Kconfig" - source "drivers/staging/meilhaus/Kconfig" source "drivers/staging/go7007/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index c5c8cae3645..01bf2284520 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -6,7 +6,6 @@ obj-$(CONFIG_STAGING) += staging.o obj-$(CONFIG_ET131X) += et131x/ obj-$(CONFIG_SLICOSS) += slicoss/ obj-$(CONFIG_SXG) += sxg/ -obj-$(CONFIG_ME4000) += me4000/ obj-$(CONFIG_MEILHAUS) += meilhaus/ obj-$(CONFIG_VIDEO_GO7007) += go7007/ obj-$(CONFIG_USB_IP_COMMON) += usbip/ diff --git a/drivers/staging/me4000/Kconfig b/drivers/staging/me4000/Kconfig deleted file mode 100644 index 5e6c9de1f11..00000000000 --- a/drivers/staging/me4000/Kconfig +++ /dev/null @@ -1,10 +0,0 @@ -config ME4000 - tristate "Meilhaus ME-4000 support" - default n - depends on PCI - help - This driver supports the Meilhaus ME-4000 family of boards - that do data collection and multipurpose I/O. - - To compile this driver as a module, choose M here: the module - will be called me4000. diff --git a/drivers/staging/me4000/Makefile b/drivers/staging/me4000/Makefile deleted file mode 100644 index 74487cd7bec..00000000000 --- a/drivers/staging/me4000/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-$(CONFIG_ME4000) += me4000.o diff --git a/drivers/staging/me4000/README b/drivers/staging/me4000/README deleted file mode 100644 index bbb83863220..00000000000 --- a/drivers/staging/me4000/README +++ /dev/null @@ -1,13 +0,0 @@ - -TODO: - - checkpatch.pl cleanups - - sparse cleanups - - possible /proc interaction cleanups - - more info needed for Kconfig entry - - real device id? - - module parameter cleanup - -Please send patches to Greg Kroah-Hartman <gregkh@suse.de> -and Cc: Wolfgang Beiter <w.beiter@aon.at> and -Guenter Gebhardt <g.gebhardt@meilhaus.de> - diff --git a/drivers/staging/me4000/me4000.c b/drivers/staging/me4000/me4000.c deleted file mode 100644 index 01017b731d0..00000000000 --- a/drivers/staging/me4000/me4000.c +++ /dev/null @@ -1,6109 +0,0 @@ -/* Device driver for Meilhaus ME-4000 board family. - * ================================================ - * - * Copyright (C) 2003 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. - * - * Author: Guenter Gebhardt <g.gebhardt@meilhaus.de> - */ - -#include <linux/module.h> -#include <linux/fs.h> -#include <linux/sched.h> -#include <linux/interrupt.h> -#include <linux/pci.h> -#include <linux/errno.h> -#include <linux/delay.h> -#include <linux/mm.h> -#include <linux/unistd.h> -#include <linux/list.h> -#include <linux/proc_fs.h> -#include <linux/types.h> -#include <linux/poll.h> -#include <linux/vmalloc.h> -#include <linux/slab.h> -#include <asm/pgtable.h> -#include <linux/uaccess.h> -#include <linux/io.h> -#include <asm/system.h> - -/* Include-File for the Meilhaus ME-4000 I/O board */ -#include "me4000.h" -#include "me4000_firmware.h" -#include "me4610_firmware.h" - -/* Administrative stuff for modinfo */ -MODULE_AUTHOR("Guenter Gebhardt <g.gebhardt@meilhaus.de>"); -MODULE_DESCRIPTION - ("Device Driver Module for Meilhaus ME-4000 boards version 1.0.5"); -MODULE_SUPPORTED_DEVICE("Meilhaus ME-4000 Multi I/O boards"); -MODULE_LICENSE("GPL"); - -/* Board specific data are kept in a global list */ -static LIST_HEAD(me4000_board_info_list); - -/* Major Device Numbers. 0 means to get it automatically from the System */ -static int me4000_ao_major_driver_no; -static int me4000_ai_major_driver_no; -static int me4000_dio_major_driver_no; -static int me4000_cnt_major_driver_no; -static int me4000_ext_int_major_driver_no; - -/* Let the user specify a custom major driver number */ -module_param(me4000_ao_major_driver_no, int, 0); -MODULE_PARM_DESC(me4000_ao_major_driver_no, - "Major driver number for analog output (default 0)"); - -module_param(me4000_ai_major_driver_no, int, 0); -MODULE_PARM_DESC(me4000_ai_major_driver_no, - "Major driver number for analog input (default 0)"); - -module_param(me4000_dio_major_driver_no, int, 0); -MODULE_PARM_DESC(me4000_dio_major_driver_no, - "Major driver number digital I/O (default 0)"); - -module_param(me4000_cnt_major_driver_no, int, 0); -MODULE_PARM_DESC(me4000_cnt_major_driver_no, - "Major driver number for counter (default 0)"); - -module_param(me4000_ext_int_major_driver_no, int, 0); -MODULE_PARM_DESC(me4000_ext_int_major_driver_no, - "Major driver number for external interrupt (default 0)"); - -/*----------------------------------------------------------------------------- - Board detection and initialization - ---------------------------------------------------------------------------*/ -static int me4000_probe(struct pci_dev *dev, const struct pci_device_id *id); -static int me4000_xilinx_download(struct me4000_info *); -static int me4000_reset_board(struct me4000_info *); - -static void clear_board_info_list(void); -static void release_ao_contexts(struct me4000_info *board_info); -/*----------------------------------------------------------------------------- - Stuff used by all device parts - ---------------------------------------------------------------------------*/ -static int me4000_open(struct inode *, struct file *); -static int me4000_release(struct inode *, struct file *); - -static int me4000_get_user_info(struct me4000_user_info *, - struct me4000_info *board_info); -static int me4000_read_procmem(char *, char **, off_t, int, int *, void *); - -/*----------------------------------------------------------------------------- - Analog output stuff - ---------------------------------------------------------------------------*/ -static ssize_t me4000_ao_write_sing(struct file *, const char *, size_t, - loff_t *); -static ssize_t me4000_ao_write_wrap(struct file *, const char *, size_t, - loff_t *); -static ssize_t me4000_ao_write_cont(struct file *, const char *, size_t, - loff_t *); - -static int me4000_ao_ioctl_sing(struct inode *, struct file *, unsigned int, - unsigned long); -static int me4000_ao_ioctl_wrap(struct inode *, struct file *, unsigned int, - unsigned long); -static int me4000_ao_ioctl_cont(struct inode *, struct file *, unsigned int, - unsigned long); - -static unsigned int me4000_ao_poll_cont(struct file *, poll_table *); -static int me4000_ao_fsync_cont(struct file *, struct dentry *, int); - -static int me4000_ao_start(unsigned long *, struct me4000_ao_context *); -static int me4000_ao_stop(struct me4000_ao_context *); -static int me4000_ao_immediate_stop(struct me4000_ao_context *); -static int me4000_ao_timer_set_divisor(u32 *, struct me4000_ao_context *); -static int me4000_ao_preload(struct me4000_ao_context *); -static int me4000_ao_preload_update(struct me4000_ao_context *); -static int me4000_ao_ex_trig_set_edge(int *, struct me4000_ao_context *); -static int me4000_ao_ex_trig_enable(struct me4000_ao_context *); -static int me4000_ao_ex_trig_disable(struct me4000_ao_context *); -static int me4000_ao_prepare(struct me4000_ao_context *ao_info); -static int me4000_ao_reset(struct me4000_ao_context *ao_info); -static int me4000_ao_enable_do(struct me4000_ao_context *); -static int me4000_ao_disable_do(struct me4000_ao_context *); -static int me4000_ao_fsm_state(int *, struct me4000_ao_context *); - -static int me4000_ao_simultaneous_ex_trig(struct me4000_ao_context *ao_context); -static int me4000_ao_simultaneous_sw(struct me4000_ao_context *ao_context); -static int me4000_ao_simultaneous_disable(struct me4000_ao_context *ao_context); -static int me4000_ao_simultaneous_update( - struct me4000_ao_channel_list *channels, - struct me4000_ao_context *ao_context); - -static int me4000_ao_synchronous_ex_trig(struct me4000_ao_context *ao_context); -static int me4000_ao_synchronous_sw(struct me4000_ao_context *ao_context); -static int me4000_ao_synchronous_disable(struct me4000_ao_context *ao_context); - -static int me4000_ao_ex_trig_timeout(unsigned long *arg, - struct me4000_ao_context *ao_context); -static int me4000_ao_get_free_buffer(unsigned long *arg, - struct me4000_ao_context *ao_context); - -/*----------------------------------------------------------------------------- - Analog input stuff - ---------------------------------------------------------------------------*/ -static int me4000_ai_single(struct me4000_ai_single *, - struct me4000_ai_context *); -static int me4000_ai_ioctl_sing(struct inode *, struct file *, unsigned int, - unsigned long); - -static ssize_t me4000_ai_read(struct file *, char *, size_t, loff_t *); -static int me4000_ai_ioctl_sw(struct inode *, struct file *, unsigned int, - unsigned long); -static unsigned int me4000_ai_poll(struct file *, poll_table *); -static int me4000_ai_fasync(int fd, struct file *file_p, int mode); - -static int me4000_ai_ioctl_ext(struct inode *, struct file *, unsigned int, - unsigned long); - -static int me4000_ai_prepare(struct me4000_ai_context *ai_context); -static int me4000_ai_reset(struct me4000_ai_context *ai_context); -static int me4000_ai_config(struct me4000_ai_config *, - struct me4000_ai_context *); -static int me4000_ai_start(struct me4000_ai_context *); -static int me4000_ai_start_ex(unsigned long *, struct me4000_ai_context *); -static int me4000_ai_stop(struct me4000_ai_context *); -static int me4000_ai_immediate_stop(struct me4000_ai_context *); -static int me4000_ai_ex_trig_enable(struct me4000_ai_context *); -static int me4000_ai_ex_trig_disable(struct me4000_ai_context *); -static int me4000_ai_ex_trig_setup(struct me4000_ai_trigger *, - struct me4000_ai_context *); -static int me4000_ai_sc_setup(struct me4000_ai_sc *arg, - struct me4000_ai_context *ai_context); -static int me4000_ai_offset_enable(struct me4000_ai_context *ai_context); -static int me4000_ai_offset_disable(struct me4000_ai_context *ai_context); -static int me4000_ai_fullscale_enable(struct me4000_ai_context *ai_context); -static int me4000_ai_fullscale_disable(struct me4000_ai_context *ai_context); -static int me4000_ai_fsm_state(int *arg, struct me4000_ai_context *ai_context); -static int me4000_ai_get_count_buffer(unsigned long *arg, - struct me4000_ai_context *ai_context); - -/*----------------------------------------------------------------------------- - EEPROM stuff - ---------------------------------------------------------------------------*/ -static int me4000_eeprom_read(struct me4000_eeprom *arg, - struct me4000_ai_context *ai_context); -static int me4000_eeprom_write(struct me4000_eeprom *arg, - struct me4000_ai_context *ai_context); - -/*----------------------------------------------------------------------------- - Digital I/O stuff - ---------------------------------------------------------------------------*/ -static int me4000_dio_ioctl(struct inode *, struct file *, unsigned int, - unsigned long); -static int me4000_dio_config(struct me4000_dio_config *, - struct me4000_dio_context *); -static int me4000_dio_get_byte(struct me4000_dio_byte *, - struct me4000_dio_context *); -static int me4000_dio_set_byte(struct me4000_dio_byte *, - struct me4000_dio_context *); -static int me4000_dio_reset(struct me4000_dio_context *); - -/*----------------------------------------------------------------------------- - Counter stuff - ---------------------------------------------------------------------------*/ -static int me4000_cnt_ioctl(struct inode *, struct file *, unsigned int, - unsigned long); -static int me4000_cnt_config(struct me4000_cnt_config *, - struct me4000_cnt_context *); -static int me4000_cnt_read(struct me4000_cnt *, struct me4000_cnt_context *); -static int me4000_cnt_write(struct me4000_cnt *, struct me4000_cnt_context *); -static int me4000_cnt_reset(struct me4000_cnt_context *); - -/*----------------------------------------------------------------------------- - External interrupt routines - ---------------------------------------------------------------------------*/ -static int me4000_ext_int_ioctl(struct inode *, struct file *, unsigned int, - unsigned long); -static int me4000_ext_int_enable(struct me4000_ext_int_context *); -static int me4000_ext_int_disable(struct me4000_ext_int_context *); -static int me4000_ext_int_count(unsigned long *arg, - struct me4000_ext_int_context *ext_int_context); -static int me4000_ext_int_fasync(int fd, struct file *file_ptr, int mode); - -/*----------------------------------------------------------------------------- - The interrupt service routines - ---------------------------------------------------------------------------*/ -static irqreturn_t me4000_ao_isr(int, void *); -static irqreturn_t me4000_ai_isr(int, void *); -static irqreturn_t me4000_ext_int_isr(int, void *); - -/*----------------------------------------------------------------------------- - Inline functions - ---------------------------------------------------------------------------*/ - -static inline int me4000_buf_count(struct me4000_circ_buf buf, int size) -{ - return (buf.head - buf.tail) & (size - 1); -} - -static inline int me4000_buf_space(struct me4000_circ_buf buf, int size) -{ - return (buf.tail - (buf.head + 1)) & (size - 1); -} - -static inline int me4000_values_to_end(struct me4000_circ_buf buf, int size) -{ - int end; - int n; - end = size - buf.tail; - n = (buf.head + end) & (size - 1); - return (n < end) ? n : end; -} - -static inline int me4000_space_to_end(struct me4000_circ_buf buf, int size) -{ - int end; - int n; - - end = size - 1 - buf.head; - n = (end + buf.tail) & (size - 1); - return (n <= end) ? n : (end + 1); -} - -static inline void me4000_outb(unsigned char value, unsigned long port) -{ - PORT_PDEBUG("--> 0x%02X port 0x%04lX\n", value, port); - outb(value, port); -} - -static inline void me4000_outl(unsigned long value, unsigned long port) -{ - PORT_PDEBUG("--> 0x%08lX port 0x%04lX\n", value, port); - outl(value, port); -} - -static inline unsigned long me4000_inl(unsigned long port) -{ - unsigned long value; - value = inl(port); - PORT_PDEBUG("<-- 0x%08lX port 0x%04lX\n", value, port); - return value; -} - -static inline unsigned char me4000_inb(unsigned long port) -{ - unsigned char value; - value = inb(port); - PORT_PDEBUG("<-- 0x%08X port 0x%04lX\n", value, port); - return value; -} - -static struct pci_driver me4000_driver = { - .name = ME4000_NAME, - .id_table = me4000_pci_table, - .probe = me4000_probe -}; - -static const struct file_operations me4000_ao_fops_sing = { - .owner = THIS_MODULE, - .write = me4000_ao_write_sing, - .ioctl = me4000_ao_ioctl_sing, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ao_fops_wrap = { - .owner = THIS_MODULE, - .write = me4000_ao_write_wrap, - .ioctl = me4000_ao_ioctl_wrap, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ao_fops_cont = { - .owner = THIS_MODULE, - .write = me4000_ao_write_cont, - .poll = me4000_ao_poll_cont, - .ioctl = me4000_ao_ioctl_cont, - .open = me4000_open, - .release = me4000_release, - .fsync = me4000_ao_fsync_cont, -}; - -static const struct file_operations me4000_ai_fops_sing = { - .owner = THIS_MODULE, - .ioctl = me4000_ai_ioctl_sing, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ai_fops_cont_sw = { - .owner = THIS_MODULE, - .read = me4000_ai_read, - .poll = me4000_ai_poll, - .ioctl = me4000_ai_ioctl_sw, - .open = me4000_open, - .release = me4000_release, - .fasync = me4000_ai_fasync, -}; - -static const struct file_operations me4000_ai_fops_cont_et = { - .owner = THIS_MODULE, - .read = me4000_ai_read, - .poll = me4000_ai_poll, - .ioctl = me4000_ai_ioctl_ext, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ai_fops_cont_et_value = { - .owner = THIS_MODULE, - .read = me4000_ai_read, - .poll = me4000_ai_poll, - .ioctl = me4000_ai_ioctl_ext, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ai_fops_cont_et_chanlist = { - .owner = THIS_MODULE, - .read = me4000_ai_read, - .poll = me4000_ai_poll, - .ioctl = me4000_ai_ioctl_ext, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_dio_fops = { - .owner = THIS_MODULE, - .ioctl = me4000_dio_ioctl, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_cnt_fops = { - .owner = THIS_MODULE, - .ioctl = me4000_cnt_ioctl, - .open = me4000_open, - .release = me4000_release, -}; - -static const struct file_operations me4000_ext_int_fops = { - .owner = THIS_MODULE, - .ioctl = me4000_ext_int_ioctl, - .open = me4000_open, - .release = me4000_release, - .fasync = me4000_ext_int_fasync, -}; - -static const struct file_operations *me4000_ao_fops_array[] = { - /* single operations */ - &me4000_ao_fops_sing, - /* wraparound operations */ - &me4000_ao_fops_wrap, - /* continuous operations */ - &me4000_ao_fops_cont, -}; - -static const struct file_operations *me4000_ai_fops_array[] = { - /* single operations */ - &me4000_ai_fops_sing, - /* continuous operations with software start */ - &me4000_ai_fops_cont_sw, - /* continuous operations with external trigger */ - &me4000_ai_fops_cont_et, - /* sample values by external trigger */ - &me4000_ai_fops_cont_et_value, - /* work through one channel list by external trigger */ - &me4000_ai_fops_cont_et_chanlist, -}; - -static int __init me4000_init_module(void) -{ - int result; - - CALL_PDEBUG("init_module() is executed\n"); - - /* Register driver capabilities */ - result = pci_register_driver(&me4000_driver); - PDEBUG("init_module():%d devices detected\n", result); - if (result < 0) { - printk(KERN_ERR "ME4000:init_module():Can't register driver\n"); - goto INIT_ERROR_1; - } - - /* Allocate major number for analog output */ - result = - register_chrdev(me4000_ao_major_driver_no, ME4000_AO_NAME, - &me4000_ao_fops_sing); - if (result < 0) { - printk(KERN_ERR "ME4000:init_module():Can't get AO major no\n"); - goto INIT_ERROR_2; - } else { - me4000_ao_major_driver_no = result; - } - PDEBUG("init_module():Major driver number for AO = %ld\n", - me4000_ao_major_driver_no); - - /* Allocate major number for analog input */ - result = - register_chrdev(me4000_ai_major_driver_no, ME4000_AI_NAME, - &me4000_ai_fops_sing); - if (result < 0) { - printk(KERN_ERR "ME4000:init_module():Can't get AI major no\n"); - goto INIT_ERROR_3; - } else { - me4000_ai_major_driver_no = result; - } - PDEBUG("init_module():Major driver number for AI = %ld\n", - me4000_ai_major_driver_no); - - /* Allocate major number for digital I/O */ - result = - register_chrdev(me4000_dio_major_driver_no, ME4000_DIO_NAME, - &me4000_dio_fops); - if (result < 0) { - printk(KERN_ERR - "ME4000:init_module():Can't get DIO major no\n"); - goto INIT_ERROR_4; - } else { - me4000_dio_major_driver_no = result; - } - PDEBUG("init_module():Major driver number for DIO = %ld\n", - me4000_dio_major_driver_no); - - /* Allocate major number for counter */ - result = - register_chrdev(me4000_cnt_major_driver_no, ME4000_CNT_NAME, - &me4000_cnt_fops); - if (result < 0) { - printk(KERN_ERR - "ME4000:init_module():Can't get CNT major no\n"); - goto INIT_ERROR_5; - } else { - me4000_cnt_major_driver_no = result; - } - PDEBUG("init_module():Major driver number for CNT = %ld\n", - me4000_cnt_major_driver_no); - - /* Allocate major number for external interrupt */ - result = - register_chrdev(me4000_ext_int_major_driver_no, ME4000_EXT_INT_NAME, - &me4000_ext_int_fops); - if (result < 0) { - printk(KERN_ERR - "ME4000:init_module():Can't get major no for external interrupt\n"); - goto INIT_ERROR_6; - } else { - me4000_ext_int_major_driver_no = result; - } - PDEBUG - ("init_module():Major driver number for external interrupt = %ld\n", - me4000_ext_int_major_driver_no); - - /* Create the /proc/me4000 entry */ - if (!create_proc_read_entry - ("me4000", 0, NULL, me4000_read_procmem, NULL)) { - result = -ENODEV; - printk(KERN_ERR - "ME4000:init_module():Can't create proc entry\n"); - goto INIT_ERROR_7; - } - - return 0; - -INIT_ERROR_7: - unregister_chrdev(me4000_ext_int_major_driver_no, ME4000_EXT_INT_NAME); - -INIT_ERROR_6: - unregister_chrdev(me4000_cnt_major_driver_no, ME4000_CNT_NAME); - -INIT_ERROR_5: - unregister_chrdev(me4000_dio_major_driver_no, ME4000_DIO_NAME); - -INIT_ERROR_4: - unregister_chrdev(me4000_ai_major_driver_no, ME4000_AI_NAME); - -INIT_ERROR_3: - unregister_chrdev(me4000_ao_major_driver_no, ME4000_AO_NAME); - -INIT_ERROR_2: - pci_unregister_driver(&me4000_driver); - clear_board_info_list(); - -INIT_ERROR_1: - return result; -} - -module_init(me4000_init_module); - -static void clear_board_info_list(void) -{ - struct me4000_info *board_info, *board_info_safe; - struct me4000_ao_context *ao_context, *ao_context_safe; - - /* Clear context lists */ - list_for_each_entry(board_info, &me4000_board_info_list, list) { - /* Clear analog output context list */ - list_for_each_entry_safe(ao_context, ao_context_safe, - &board_info->ao_context_list, list) { - me4000_ao_reset(ao_context); - free_irq(ao_context->irq, ao_context); - kfree(ao_context->circ_buf.buf); - list_del(&ao_context->list); - kfree(ao_context); - } - - /* Clear analog input context */ - kfree(board_info->ai_context->circ_buf.buf); - kfree(board_info->ai_context); - - /* Clear digital I/O context */ - kfree(board_info->dio_context); - - /* Clear counter context */ - kfree(board_info->cnt_context); - - /* Clear external interrupt context */ - kfree(board_info->ext_int_context); - } - - /* Clear the board info list */ - list_for_each_entry_safe(board_info, board_info_safe, - &me4000_board_info_list, list) { - pci_release_regions(board_info->pci_dev_p); - list_del(&board_info->list); - kfree(board_info); - } -} - -static int get_registers(struct pci_dev *dev, struct me4000_info *board_info) -{ - - /*--------------------------- plx regbase ---------------------------------*/ - - board_info->plx_regbase = pci_resource_start(dev, 1); - if (board_info->plx_regbase == 0) { - printk(KERN_ERR - "ME4000:get_registers():PCI base address 1 is not available\n"); - return -ENODEV; - } - board_info->plx_regbase_size = pci_resource_len(dev, 1); - - PDEBUG - ("get_registers():PLX configuration registers at address 0x%4lX [0x%4lX]\n", - board_info->plx_regbase, board_info->plx_regbase_size); - - /*--------------------------- me4000 regbase ------------------------------*/ - - board_info->me4000_regbase = pci_resource_start(dev, 2); - if (board_info->me4000_regbase == 0) { - printk(KERN_ERR - "ME4000:get_registers():PCI base address 2 is not available\n"); - return -ENODEV; - } - board_info->me4000_regbase_size = pci_resource_len(dev, 2); - - PDEBUG("get_registers():ME4000 registers at address 0x%4lX [0x%4lX]\n", - board_info->me4000_regbase, board_info->me4000_regbase_size); - - /*--------------------------- timer regbase ------------------------------*/ - - board_info->timer_regbase = pci_resource_start(dev, 3); - if (board_info->timer_regbase == 0) { - printk(KERN_ERR - "ME4000:get_registers():PCI base address 3 is not available\n"); - return -ENODEV; - } - board_info->timer_regbase_size = pci_resource_len(dev, 3); - - PDEBUG("get_registers():Timer registers at address 0x%4lX [0x%4lX]\n", - board_info->timer_regbase, board_info->timer_regbase_size); - - /*--------------------------- program regbase ------------------------------*/ - - board_info->program_regbase = pci_resource_start(dev, 5); - if (board_info->program_regbase == 0) { - printk(KERN_ERR - "get_registers():ME4000:PCI base address 5 is not available\n"); - return -ENODEV; - } - board_info->program_regbase_size = pci_resource_len(dev, 5); - - PDEBUG("get_registers():Program registers at address 0x%4lX [0x%4lX]\n", - board_info->program_regbase, board_info->program_regbase_size); - - return 0; -} - -static int init_board_info(struct pci_dev *pci_dev_p, - struct me4000_info *board_info) -{ - int i; - int result; - struct list_head *board_p; - board_info->pci_dev_p = pci_dev_p; - - for (i = 0; i < ARRAY_SIZE(me4000_boards); i++) { - if (me4000_boards[i].device_id == pci_dev_p->device) { - board_info->board_p = &me4000_boards[i]; - break; - } - } - if (i == ARRAY_SIZE(me4000_boards)) { - printk(KERN_ERR - "ME4000:init_board_info():Device ID not valid\n"); - return -ENODEV; - } - - /* Get the index of the board in the global list */ - i = 0; - list_for_each(board_p, &me4000_board_info_list) { - if (board_p == &board_info->list) { - board_info->board_count = i; - break; - } - i++; - } - if (board_p == &me4000_board_info_list) { - printk(KERN_ERR - "ME4000:init_board_info():Cannot get index of board\n"); - return -ENODEV; - } - - /* Init list head for analog output contexts */ - INIT_LIST_HEAD(&board_info->ao_context_list); - - /* Init spin locks */ - spin_lock_init(&board_info->preload_lock); - spin_lock_init(&board_info->ai_ctrl_lock); - - /* Get the serial number */ - result = pci_read_config_dword(pci_dev_p, 0x2C, &board_info->serial_no); - if (result != PCIBIOS_SUCCESSFUL) { - printk(KERN_WARNING - "ME4000:init_board_info: Can't get serial_no\n"); - return result; - } - PDEBUG("init_board_info():serial_no = 0x%x\n", board_info->serial_no); - - /* Get the hardware revision */ - result = - pci_read_config_byte(pci_dev_p, 0x08, &board_info->hw_revision); - if (result != PCIBIOS_SUCCESSFUL) { - printk(KERN_WARNING - "ME4000:init_board_info():Can't get hw_revision\n"); - return result; - } - PDEBUG("init_board_info():hw_revision = 0x%x\n", - board_info->hw_revision); - - /* Get the vendor id */ - board_info->vendor_id = pci_dev_p->vendor; - PDEBUG("init_board_info():vendor_id = 0x%x\n", board_info->vendor_id); - - /* Get the device id */ - board_info->device_id = pci_dev_p->device; - PDEBUG("init_board_info():device_id = 0x%x\n", board_info->device_id); - - /* Get the pci device number */ - board_info->pci_dev_no = PCI_FUNC(pci_dev_p->devfn); - PDEBUG("init_board_info():pci_func_no = 0x%x\n", - board_info->pci_func_no); - - /* Get the pci slot number */ - board_info->pci_dev_no = PCI_SLOT(pci_dev_p->devfn); - PDEBUG("init_board_info():pci_dev_no = 0x%x\n", board_info->pci_dev_no); - - /* Get the pci bus number */ - board_info->pci_bus_no = pci_dev_p->bus->number; - PDEBUG("init_board_info():pci_bus_no = 0x%x\n", board_info->pci_bus_no); - - /* Get the irq assigned to the board */ - board_info->irq = pci_dev_p->irq; - PDEBUG("init_board_info():irq = %d\n", board_info->irq); - - return 0; -} - -static int alloc_ao_contexts(struct me4000_info *info) -{ - int i; - int err; - struct me4000_ao_context *ao_context; - - for (i = 0; i < info->board_p->ao.count; i++) { - ao_context = kzalloc(sizeof(struct me4000_ao_context), - GFP_KERNEL); - if (!ao_context) { - printk(KERN_ERR - "alloc_ao_contexts():Can't get memory for ao context\n"); - release_ao_contexts(info); - return -ENOMEM; - } - - spin_lock_init(&ao_context->use_lock); - spin_lock_init(&ao_context->int_lock); - ao_context->irq = info->irq; - init_waitqueue_head(&ao_context->wait_queue); - ao_context->board_info = info; - - if (info->board_p->ao.fifo_count) { - /* Allocate circular buffer */ - ao_context->circ_buf.buf = - kzalloc(ME4000_AO_BUFFER_SIZE, GFP_KERNEL); - if (!ao_context->circ_buf.buf) { - printk(KERN_ERR - "alloc_ao_contexts():Can't get circular buffer\n"); - release_ao_contexts(info); - return -ENOMEM; - } - - /* Clear the circular buffer */ - ao_context->circ_buf.head = 0; - ao_context->circ_buf.tail = 0; - } - - switch (i) { - case 0: - ao_context->ctrl_reg = - info->me4000_regbase + ME4000_AO_00_CTRL_REG; - ao_context->status_reg = - info->me4000_regbase + ME4000_AO_00_STATUS_REG; - ao_context->fifo_reg = - info->me4000_regbase + ME4000_AO_00_FIFO_REG; - ao_context->single_reg = - info->me4000_regbase + ME4000_AO_00_SINGLE_REG; - ao_context->timer_reg = - info->me4000_regbase + ME4000_AO_00_TIMER_REG; - ao_context->irq_status_reg = - info->me4000_regbase + ME4000_IRQ_STATUS_REG; - ao_context->preload_reg = - info->me4000_regbase + ME4000_AO_LOADSETREG_XX; - break; - case 1: - ao_context->ctrl_reg = - info->me4000_regbase + ME4000_AO_01_CTRL_REG; - ao_context->status_reg = - info->me4000_regbase + ME4000_AO_01_STATUS_REG; - ao_context->fifo_reg = - info->me4000_regbase + ME4000_AO_01_FIFO_REG; - ao_context->single_reg = - info->me4000_regbase + ME4000_AO_01_SINGLE_REG; - ao_context->timer_reg = - info->me4000_regbase + ME4000_AO_01_TIMER_REG; - ao_context->irq_status_reg = - info->me4000_regbase + ME4000_IRQ_STATUS_REG; - ao_context->preload_reg = - info->me4000_regbase + ME4000_AO_LOADSETREG_XX; - break; - case 2: - ao_context->ctrl_reg = - info->me4000_regbase + ME4000_AO_02_CTRL_REG; - ao_context->status_reg = - info->me4000_regbase + ME4000_AO_02_STATUS_REG; - ao_context->fifo_reg = - info->me4000_regbase + ME4000_AO_02_FIFO_REG; - ao_context->single_reg = - info->me4000_regbase + ME4000_AO_02_SINGLE_REG; - ao_context->timer_reg = - info->me4000_regbase + ME4000_AO_02_TIMER_REG; - ao_context->irq_status_reg = - info->me4000_regbase + ME4000_IRQ_STATUS_REG; - ao_context->preload_reg = - info->me4000_regbase + ME4000_AO_LOADSETREG_XX; - break; - case 3: - ao_context->ctrl_reg = - info->me4000_regbase + ME4000_AO_03_CTRL_REG; - ao_context->status_reg = - info->me4000_regbase + ME4000_AO_03_STATUS_REG; - ao_context->fifo_reg = - info->me4000_regbase + ME4000_AO_03_FIFO_REG; - ao_context->single_reg = - info->me4000_regbase + ME4000_AO_03_SINGLE_REG; - ao_context->timer_reg = - info->me4000_regbase + ME4000_AO_03_TIMER_REG; - ao_context->irq_status_reg = - info->me4000_regbase + ME4000_IRQ_STATUS_REG; - ao_context->preload_reg = - info->me4000_regbase + ME4000_AO_LOADSETREG_XX; - break; - default: - break; - } - - if (info->board_p->ao.fifo_count) { - /* Request the interrupt line */ - err = - request_irq(ao_context->irq, me4000_ao_isr, - IRQF_DISABLED | IRQF_SHARED, - ME4000_NAME, ao_context); - if (err) { - printk(KERN_ERR - "%s:Can't get interrupt line", __func__); - kfree(ao_context->circ_buf.buf); - kfree(ao_context); - release_ao_contexts(info); - return -ENODEV; - } - } - - list_add_tail(&ao_context->list, &info->ao_context_list); - ao_context->index = i; - } - - return 0; -} - -static void release_ao_contexts(struct me4000_info *board_info) -{ - struct me4000_ao_context *ao_context, *ao_context_safe; - - /* Clear analog output context list */ - list_for_each_entry_safe(ao_context, ao_context_safe, - &board_info->ao_context_list, list) { - free_irq(ao_context->irq, ao_context); - kfree(ao_context->circ_buf.buf); - list_del(&ao_context->list); - kfree(ao_context); - } -} - -static int alloc_ai_context(struct me4000_info *info) -{ - struct me4000_ai_context *ai_context; - - if (info->board_p->ai.count) { - ai_context = kzalloc(sizeof(struct me4000_ai_context), - GFP_KERNEL); - if (!ai_context) { - printk(KERN_ERR - "ME4000:alloc_ai_context():Can't get memory for ai context\n"); - return -ENOMEM; - } - - info->ai_context = ai_context; - - spin_lock_init(&ai_context->use_lock); - spin_lock_init(&ai_context->int_lock); - ai_context->number = 0; - ai_context->irq = info->irq; - init_waitqueue_head(&ai_context->wait_queue); - ai_context->board_info = info; - - ai_context->ctrl_reg = - info->me4000_regbase + ME4000_AI_CTRL_REG; - ai_context->status_reg = - info->me4000_regbase + ME4000_AI_STATUS_REG; - ai_context->channel_list_reg = - info->me4000_regbase + ME4000_AI_CHANNEL_LIST_REG; - ai_context->data_reg = - info->me4000_regbase + ME4000_AI_DATA_REG; - ai_context->chan_timer_reg = - info->me4000_regbase + ME4000_AI_CHAN_TIMER_REG; - ai_context->chan_pre_timer_reg = - info->me4000_regbase + ME4000_AI_CHAN_PRE_TIMER_REG; - ai_context->scan_timer_low_reg = - info->me4000_regbase + ME4000_AI_SCAN_TIMER_LOW_REG; - ai_co |