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Diffstat (limited to 'drivers/net/irda/esi.c')
-rw-r--r--drivers/net/irda/esi.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/drivers/net/irda/esi.c b/drivers/net/irda/esi.c
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+++ b/drivers/net/irda/esi.c
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+/*********************************************************************
+ *
+ * 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);
+