diff options
Diffstat (limited to 'drivers/net/irda/esi.c')
| -rw-r--r-- | drivers/net/irda/esi.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/drivers/net/irda/esi.c b/drivers/net/irda/esi.c new file mode 100644 index 000000000000..d3a61af6402d --- /dev/null +++ b/drivers/net/irda/esi.c @@ -0,0 +1,149 @@ +/********************************************************************* + * + * Filename: esi.c + * Version: 1.5 + * Description: Driver for the Extended Systems JetEye PC dongle + * Status: Experimental. + * Author: Dag Brattli <dagb@cs.uit.no> + * Created at: Sat Feb 21 18:54:38 1998 + * Modified at: Fri Dec 17 09:14:04 1999 + * Modified by: Dag Brattli <dagb@cs.uit.no> + * + * Copyright (c) 1999 Dag Brattli, <dagb@cs.uit.no>, + * Copyright (c) 1998 Thomas Davis, <ratbert@radiks.net>, + * All Rights Reserved. + * + * 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 + * + ********************************************************************/ + +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/tty.h> +#include <linux/init.h> + +#include <net/irda/irda.h> +#include <net/irda/irda_device.h> + +static void esi_open(dongle_t *self, struct qos_info *qos); +static void esi_close(dongle_t *self); +static int esi_change_speed(struct irda_task *task); +static int esi_reset(struct irda_task *task); + +static struct dongle_reg dongle = { + .type = IRDA_ESI_DONGLE, + .open = esi_open, + .close = esi_close, + .reset = esi_reset, + .change_speed = esi_change_speed, + .owner = THIS_MODULE, +}; + +static int __init esi_init(void) +{ + return irda_device_register_dongle(&dongle); +} + +static void __exit esi_cleanup(void) +{ + irda_device_unregister_dongle(&dongle); +} + +static void esi_open(dongle_t *self, struct qos_info *qos) +{ + qos->baud_rate.bits &= IR_9600|IR_19200|IR_115200; + qos->min_turn_time.bits = 0x01; /* Needs at least 10 ms */ +} + +static void esi_close(dongle_t *dongle) +{ + /* Power off dongle */ + dongle->set_dtr_rts(dongle->dev, FALSE, FALSE); +} + +/* + * Function esi_change_speed (task) + * + * Set the speed for the Extended Systems JetEye PC ESI-9680 type dongle + * + */ +static int esi_change_speed(struct irda_task *task) +{ + dongle_t *self = (dongle_t *) task->instance; + __u32 speed = (__u32) task->param; + int dtr, rts; + + switch (speed) { + case 19200: + dtr = TRUE; + rts = FALSE; + break; + case 115200: + dtr = rts = TRUE; + break; + case 9600: + default: + dtr = FALSE; + rts = TRUE; + break; + } + + /* Change speed of dongle */ + self->set_dtr_rts(self->dev, dtr, rts); + self->speed = speed; + + irda_task_next_state(task, IRDA_TASK_DONE); + + return 0; +} + +/* + * Function esi_reset (task) + * + * Reset dongle; + * + */ +static int esi_reset(struct irda_task *task) +{ + dongle_t *self = (dongle_t *) task->instance; + + self->set_dtr_rts(self->dev, FALSE, FALSE); + irda_task_next_state(task, IRDA_TASK_DONE); + + return 0; +} + +MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); +MODULE_DESCRIPTION("Extended Systems JetEye PC dongle driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("irda-dongle-1"); /* IRDA_ESI_DONGLE */ + +/* + * Function init_module (void) + * + * Initialize ESI module + * + */ +module_init(esi_init); + +/* + * Function cleanup_module (void) + * + * Cleanup ESI module + * + */ +module_exit(esi_cleanup); + |