LXR linux/drivers/staging/speakup/speakup

   1/*
   2 * originally written by: Kirk Reiser <kirk@braille.uwo.ca>
   3* this version considerably modified by David Borowski, david575@rogers.com
   4 *
   5 * Copyright (C) 1998-99  Kirk Reiser.
   6 * Copyright (C) 2003 David Borowski.
   7 *
   8 * This program is free software; you can redistribute it and/or modify
   9 * it under the terms of the GNU General Public License as published by
  10 * the Free Software Foundation; either version 2 of the License, or
  11 * (at your option) any later version.
  12 *
  13 * This program is distributed in the hope that it will be useful,
  14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 * GNU General Public License for more details.
  17 *
  18 * this code is specificly written as a driver for the speakup screenreview
  19 * package and is not a general device driver.
  20 */
  21
  22#include "spk_priv.h"
  23#include "speakup.h"
  24#include "speakup_acnt.h" /* local header file for Accent values */
  25
  26#define DRV_VERSION "2.11"
  27#define PROCSPEECH '\r'
  28
  29static int synth_probe(struct spk_synth *synth);
  30
  31static struct var_t vars[] = {
  32        { CAPS_START, .u.s = {"\033P8" } },
  33        { CAPS_STOP, .u.s = {"\033P5" } },
  34        { RATE, .u.n = {"\033R%c", 9, 0, 17, 0, 0, "0123456789abcdefgh" } },
  35        { PITCH, .u.n = {"\033P%d", 5, 0, 9, 0, 0, NULL } },
  36        { VOL, .u.n = {"\033A%d", 9, 0, 9, 0, 0, NULL } },
  37        { TONE, .u.n = {"\033V%d", 5, 0, 9, 0, 0, NULL } },
  38        { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
  39        V_LAST_VAR
  40};
  41
  42/*
  43 * These attributes will appear in /sys/accessibility/speakup/acntsa.
  44 */
  45static struct kobj_attribute caps_start_attribute =
  46        __ATTR(caps_start, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  47static struct kobj_attribute caps_stop_attribute =
  48        __ATTR(caps_stop, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  49static struct kobj_attribute pitch_attribute =
  50        __ATTR(pitch, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  51static struct kobj_attribute rate_attribute =
  52        __ATTR(rate, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  53static struct kobj_attribute tone_attribute =
  54        __ATTR(tone, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  55static struct kobj_attribute vol_attribute =
  56        __ATTR(vol, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  57
  58static struct kobj_attribute delay_time_attribute =
  59        __ATTR(delay_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  60static struct kobj_attribute direct_attribute =
  61        __ATTR(direct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  62static struct kobj_attribute full_time_attribute =
  63        __ATTR(full_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  64static struct kobj_attribute jiffy_delta_attribute =
  65        __ATTR(jiffy_delta, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  66static struct kobj_attribute trigger_time_attribute =
  67        __ATTR(trigger_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store);
  68
  69/*
  70 * Create a group of attributes so that we can create and destroy them all
  71 * at once.
  72 */
  73static struct attribute *synth_attrs[] = {
  74        &caps_start_attribute.attr,
  75        &caps_stop_attribute.attr,
  76        &pitch_attribute.attr,
  77        &rate_attribute.attr,
  78        &tone_attribute.attr,
  79        &vol_attribute.attr,
  80        &delay_time_attribute.attr,
  81        &direct_attribute.attr,
  82        &full_time_attribute.attr,
  83        &jiffy_delta_attribute.attr,
  84        &trigger_time_attribute.attr,
  85        NULL,   /* need to NULL terminate the list of attributes */
  86};
  87
  88static struct spk_synth synth_acntsa = {
  89        .name = "acntsa",
  90        .version = DRV_VERSION,
  91        .long_name = "Accent-SA",
  92        .init = "\033T2\033=M\033Oi\033N1\n",
  93        .procspeech = PROCSPEECH,
  94        .clear = SYNTH_CLEAR,
  95        .delay = 400,
  96        .trigger = 50,
  97        .jiffies = 30,
  98        .full = 40000,
  99        .startup = SYNTH_START,
 100        .checkval = SYNTH_CHECK,
 101        .vars = vars,
 102        .probe = synth_probe,
 103        .release = spk_serial_release,
 104        .synth_immediate = spk_synth_immediate,
 105        .catch_up = spk_do_catch_up,
 106        .flush = spk_synth_flush,
 107        .is_alive = spk_synth_is_alive_restart,
 108        .synth_adjust = NULL,
 109        .read_buff_add = NULL,
 110        .get_index = NULL,
 111        .indexing = {
 112                .command = NULL,
 113                .lowindex = 0,
 114                .highindex = 0,
 115                .currindex = 0,
 116        },
 117        .attributes = {
 118                .attrs = synth_attrs,
 119                .name = "acntsa",
 120        },
 121};
 122
 123static int synth_probe(struct spk_synth *synth)
 124{
 125        int failed;
 126
 127        failed = spk_serial_synth_probe(synth);
 128        if (failed == 0) {
 129                spk_synth_immediate(synth, "\033=R\r");
 130                mdelay(100);
 131        }
 132        synth->alive = !failed;
 133        return failed;
 134}
 135
 136module_param_named(ser, synth_acntsa.ser, int, S_IRUGO);
 137module_param_named(start, synth_acntsa.startup, short, S_IRUGO);
 138
 139MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based).");
 140MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");
 141
 142module_spk_synth(synth_acntsa);
 143
 144MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
 145MODULE_AUTHOR("David Borowski");
 146MODULE_DESCRIPTION("Speakup support for Accent SA synthesizer");
 147MODULE_LICENSE("GPL");
 148MODULE_VERSION(DRV_VERSION);
 149
 150