1// SPDX-License-Identifier: GPL-2.0+
  2/*
  3 * originally written by: Kirk Reiser <kirk@braille.uwo.ca>
  4 * this version considerably modified by David Borowski, david575@rogers.com
  5 *
  6 * Copyright (C) 1998-99  Kirk Reiser.
  7 * Copyright (C) 2003 David Borowski.
  8 *
  9 * this code is specifically written as a driver for the speakup screenreview
 10 * package and is not a general device driver.
 11 */
 12
 13#include "spk_priv.h"
 14#include "speakup.h"
 15#include "speakup_acnt.h" /* local header file for Accent values */
 16
 17#define DRV_VERSION "2.11"
 18#define PROCSPEECH '\r'
 19
 20static int synth_probe(struct spk_synth *synth);
 21
 22
 23enum default_vars_id {
 24	CAPS_START_ID = 0, CAPS_STOP_ID,
 25	RATE_ID, PITCH_ID,
 26	VOL_ID, TONE_ID,
 27	DIRECT_ID, V_LAST_VAR_ID,
 28	NB_ID
 29};
 30
 31
 32static struct var_t vars[NB_ID] = {
 33	[CAPS_START_ID] = { CAPS_START, .u.s = {"\033P8" } },
 34	[CAPS_STOP_ID] = { CAPS_STOP, .u.s = {"\033P5" } },
 35	[RATE_ID] = { RATE, .u.n = {"\033R%c", 9, 0, 17, 0, 0, "0123456789abcdefgh" } },
 36	[PITCH_ID] = { PITCH, .u.n = {"\033P%d", 5, 0, 9, 0, 0, NULL } },
 37	[VOL_ID] = { VOL, .u.n = {"\033A%d", 9, 0, 9, 0, 0, NULL } },
 38	[TONE_ID] = { TONE, .u.n = {"\033V%d", 5, 0, 9, 0, 0, NULL } },
 39	[DIRECT_ID] = { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
 40	V_LAST_VAR
 41};
 42
 43/*
 44 * These attributes will appear in /sys/accessibility/speakup/acntsa.
 45 */
 46static struct kobj_attribute caps_start_attribute =
 47	__ATTR(caps_start, 0644, spk_var_show, spk_var_store);
 48static struct kobj_attribute caps_stop_attribute =
 49	__ATTR(caps_stop, 0644, spk_var_show, spk_var_store);
 50static struct kobj_attribute pitch_attribute =
 51	__ATTR(pitch, 0644, spk_var_show, spk_var_store);
 52static struct kobj_attribute rate_attribute =
 53	__ATTR(rate, 0644, spk_var_show, spk_var_store);
 54static struct kobj_attribute tone_attribute =
 55	__ATTR(tone, 0644, spk_var_show, spk_var_store);
 56static struct kobj_attribute vol_attribute =
 57	__ATTR(vol, 0644, spk_var_show, spk_var_store);
 58
 59static struct kobj_attribute delay_time_attribute =
 60	__ATTR(delay_time, 0644, spk_var_show, spk_var_store);
 61static struct kobj_attribute direct_attribute =
 62	__ATTR(direct, 0644, spk_var_show, spk_var_store);
 63static struct kobj_attribute full_time_attribute =
 64	__ATTR(full_time, 0644, spk_var_show, spk_var_store);
 65static struct kobj_attribute jiffy_delta_attribute =
 66	__ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store);
 67static struct kobj_attribute trigger_time_attribute =
 68	__ATTR(trigger_time, 0644, spk_var_show, spk_var_store);
 69
 70/*
 71 * Create a group of attributes so that we can create and destroy them all
 72 * at once.
 73 */
 74static struct attribute *synth_attrs[] = {
 75	&caps_start_attribute.attr,
 76	&caps_stop_attribute.attr,
 77	&pitch_attribute.attr,
 78	&rate_attribute.attr,
 79	&tone_attribute.attr,
 80	&vol_attribute.attr,
 81	&delay_time_attribute.attr,
 82	&direct_attribute.attr,
 83	&full_time_attribute.attr,
 84	&jiffy_delta_attribute.attr,
 85	&trigger_time_attribute.attr,
 86	NULL,	/* need to NULL terminate the list of attributes */
 87};
 88
 89static struct spk_synth synth_acntsa = {
 90	.name = "acntsa",
 91	.version = DRV_VERSION,
 92	.long_name = "Accent-SA",
 93	.init = "\033T2\033=M\033Oi\033N1\n",
 94	.procspeech = PROCSPEECH,
 95	.clear = SYNTH_CLEAR,
 96	.delay = 400,
 97	.trigger = 50,
 98	.jiffies = 30,
 99	.full = 40000,
100	.dev_name = SYNTH_DEFAULT_DEV,
101	.startup = SYNTH_START,
102	.checkval = SYNTH_CHECK,
103	.vars = vars,
104	.io_ops = &spk_ttyio_ops,
105	.probe = synth_probe,
106	.release = spk_ttyio_release,
107	.synth_immediate = spk_ttyio_synth_immediate,
108	.catch_up = spk_do_catch_up,
109	.flush = spk_synth_flush,
110	.is_alive = spk_synth_is_alive_restart,
111	.synth_adjust = NULL,
112	.read_buff_add = NULL,
113	.get_index = NULL,
114	.indexing = {
115		.command = NULL,
116		.lowindex = 0,
117		.highindex = 0,
118		.currindex = 0,
119	},
120	.attributes = {
121		.attrs = synth_attrs,
122		.name = "acntsa",
123	},
124};
125
126static int synth_probe(struct spk_synth *synth)
127{
128	int failed;
129
130	failed = spk_ttyio_synth_probe(synth);
131	if (failed == 0) {
132		synth->synth_immediate(synth, "\033=R\r");
133		mdelay(100);
134	}
135	synth->alive = !failed;
136	return failed;
137}
138
139module_param_named(ser, synth_acntsa.ser, int, 0444);
140module_param_named(dev, synth_acntsa.dev_name, charp, 0444);
141module_param_named(start, synth_acntsa.startup, short, 0444);
142module_param_named(rate, vars[RATE_ID].u.n.default_val, int, 0444);
143module_param_named(pitch, vars[PITCH_ID].u.n.default_val, int, 0444);
144module_param_named(vol, vars[VOL_ID].u.n.default_val, int, 0444);
145module_param_named(tone, vars[TONE_ID].u.n.default_val, int, 0444);
146module_param_named(direct, vars[DIRECT_ID].u.n.default_val, int, 0444);
147
148MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based).");
149MODULE_PARM_DESC(dev, "Set the device e.g. ttyUSB0, for the synthesizer.");
150MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");
151MODULE_PARM_DESC(rate, "Set the rate variable on load.");
152MODULE_PARM_DESC(pitch, "Set the pitch variable on load.");
153MODULE_PARM_DESC(vol, "Set the vol variable on load.");
154MODULE_PARM_DESC(tone, "Set the tone variable on load.");
155MODULE_PARM_DESC(direct, "Set the direct variable on load.");
156
157
158module_spk_synth(synth_acntsa);
159
160MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
161MODULE_AUTHOR("David Borowski");
162MODULE_DESCRIPTION("Speakup support for Accent SA synthesizer");
163MODULE_LICENSE("GPL");
164MODULE_VERSION(DRV_VERSION);
165