X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fstaging%2Fspeakup%2Fspeakup_spkout.c;fp=kernel%2Fdrivers%2Fstaging%2Fspeakup%2Fspeakup_spkout.c;h=1007a6168c3cc3e28d7d58fa9b499acb7eec6719;hb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;hp=0000000000000000000000000000000000000000;hpb=98260f3884f4a202f9ca5eabed40b1354c489b29;p=kvmfornfv.git diff --git a/kernel/drivers/staging/speakup/speakup_spkout.c b/kernel/drivers/staging/speakup/speakup_spkout.c new file mode 100644 index 000000000..1007a6168 --- /dev/null +++ b/kernel/drivers/staging/speakup/speakup_spkout.c @@ -0,0 +1,156 @@ +/* + * originally written by: Kirk Reiser +* this version considerably modified by David Borowski, david575@rogers.com + * + * Copyright (C) 1998-99 Kirk Reiser. + * Copyright (C) 2003 David Borowski. + * + * This program 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * specificly written as a driver for the speakup screenreview + * s not a general device driver. + */ +#include "spk_priv.h" +#include "speakup.h" +#include "serialio.h" + +#define DRV_VERSION "2.11" +#define SYNTH_CLEAR 0x18 +#define PROCSPEECH '\r' + +static void synth_flush(struct spk_synth *synth); + +static struct var_t vars[] = { + { CAPS_START, .u.s = {"\x05P+" } }, + { CAPS_STOP, .u.s = {"\x05P-" } }, + { RATE, .u.n = {"\x05R%d", 7, 0, 9, 0, 0, NULL } }, + { PITCH, .u.n = {"\x05P%d", 3, 0, 9, 0, 0, NULL } }, + { VOL, .u.n = {"\x05V%d", 9, 0, 9, 0, 0, NULL } }, + { TONE, .u.n = {"\x05T%c", 8, 0, 25, 65, 0, NULL } }, + { PUNCT, .u.n = {"\x05M%c", 0, 0, 3, 0, 0, "nsma" } }, + { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } }, + V_LAST_VAR +}; + +/* + * These attributes will appear in /sys/accessibility/speakup/spkout. + */ +static struct kobj_attribute caps_start_attribute = + __ATTR(caps_start, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute caps_stop_attribute = + __ATTR(caps_stop, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute pitch_attribute = + __ATTR(pitch, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute punct_attribute = + __ATTR(punct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute rate_attribute = + __ATTR(rate, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute tone_attribute = + __ATTR(tone, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute vol_attribute = + __ATTR(vol, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); + +static struct kobj_attribute delay_time_attribute = + __ATTR(delay_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute direct_attribute = + __ATTR(direct, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute full_time_attribute = + __ATTR(full_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute jiffy_delta_attribute = + __ATTR(jiffy_delta, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); +static struct kobj_attribute trigger_time_attribute = + __ATTR(trigger_time, S_IWUSR|S_IRUGO, spk_var_show, spk_var_store); + +/* + * Create a group of attributes so that we can create and destroy them all + * at once. + */ +static struct attribute *synth_attrs[] = { + &caps_start_attribute.attr, + &caps_stop_attribute.attr, + &pitch_attribute.attr, + &punct_attribute.attr, + &rate_attribute.attr, + &tone_attribute.attr, + &vol_attribute.attr, + &delay_time_attribute.attr, + &direct_attribute.attr, + &full_time_attribute.attr, + &jiffy_delta_attribute.attr, + &trigger_time_attribute.attr, + NULL, /* need to NULL terminate the list of attributes */ +}; + +static struct spk_synth synth_spkout = { + .name = "spkout", + .version = DRV_VERSION, + .long_name = "Speakout", + .init = "\005W1\005I2\005C3", + .procspeech = PROCSPEECH, + .clear = SYNTH_CLEAR, + .delay = 500, + .trigger = 50, + .jiffies = 50, + .full = 40000, + .startup = SYNTH_START, + .checkval = SYNTH_CHECK, + .vars = vars, + .probe = spk_serial_synth_probe, + .release = spk_serial_release, + .synth_immediate = spk_synth_immediate, + .catch_up = spk_do_catch_up, + .flush = synth_flush, + .is_alive = spk_synth_is_alive_restart, + .synth_adjust = NULL, + .read_buff_add = NULL, + .get_index = spk_serial_in_nowait, + .indexing = { + .command = "\x05[%c", + .lowindex = 1, + .highindex = 5, + .currindex = 1, + }, + .attributes = { + .attrs = synth_attrs, + .name = "spkout", + }, +}; + +static void synth_flush(struct spk_synth *synth) +{ + int timeout = SPK_XMITR_TIMEOUT; + + while (spk_serial_tx_busy()) { + if (!--timeout) + break; + udelay(1); + } + outb(SYNTH_CLEAR, speakup_info.port_tts); +} + +module_param_named(ser, synth_spkout.ser, int, S_IRUGO); +module_param_named(start, synth_spkout.startup, short, S_IRUGO); + +MODULE_PARM_DESC(ser, "Set the serial port for the synthesizer (0-based)."); +MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded."); + +module_spk_synth(synth_spkout); + +MODULE_AUTHOR("Kirk Reiser "); +MODULE_AUTHOR("David Borowski"); +MODULE_DESCRIPTION("Speakup support for Speak Out synthesizers"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); +