tty.c (d6c53c0e9bd0a83f9f9ddbc9fd80141a54d83896) tty.c (2e124b4a390ca85325fae75764bef92f0547fa25)
1/*
2 * IPWireless 3G PCMCIA Network Driver
3 *
4 * Original code
5 * by Stephen Blackheath <stephen@blacksapphire.com>,
6 * Ben Martel <benm@symmetric.co.nz>
7 *
8 * Copyrighted as follows:

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155{
156 ipw_hangup(linux_tty);
157}
158
159/* Take data received from hardware, and send it out the tty */
160void ipwireless_tty_received(struct ipw_tty *tty, unsigned char *data,
161 unsigned int length)
162{
1/*
2 * IPWireless 3G PCMCIA Network Driver
3 *
4 * Original code
5 * by Stephen Blackheath <stephen@blacksapphire.com>,
6 * Ben Martel <benm@symmetric.co.nz>
7 *
8 * Copyrighted as follows:

--- 146 unchanged lines hidden (view full) ---

155{
156 ipw_hangup(linux_tty);
157}
158
159/* Take data received from hardware, and send it out the tty */
160void ipwireless_tty_received(struct ipw_tty *tty, unsigned char *data,
161 unsigned int length)
162{
163 struct tty_struct *linux_tty;
164 int work = 0;
165
166 mutex_lock(&tty->ipw_tty_mutex);
163 int work = 0;
164
165 mutex_lock(&tty->ipw_tty_mutex);
167 linux_tty = tty->port.tty;
168 if (linux_tty == NULL) {
169 mutex_unlock(&tty->ipw_tty_mutex);
170 return;
171 }
172
173 if (!tty->port.count) {
174 mutex_unlock(&tty->ipw_tty_mutex);
175 return;
176 }
177 mutex_unlock(&tty->ipw_tty_mutex);
178
179 work = tty_insert_flip_string(&tty->port, data, length);
180
181 if (work != length)
182 printk(KERN_DEBUG IPWIRELESS_PCCARD_NAME
183 ": %d chars not inserted to flip buffer!\n",
184 length - work);
185
186 /*
187 * This may sleep if ->low_latency is set
188 */
189 if (work)
166
167 if (!tty->port.count) {
168 mutex_unlock(&tty->ipw_tty_mutex);
169 return;
170 }
171 mutex_unlock(&tty->ipw_tty_mutex);
172
173 work = tty_insert_flip_string(&tty->port, data, length);
174
175 if (work != length)
176 printk(KERN_DEBUG IPWIRELESS_PCCARD_NAME
177 ": %d chars not inserted to flip buffer!\n",
178 length - work);
179
180 /*
181 * This may sleep if ->low_latency is set
182 */
183 if (work)
190 tty_flip_buffer_push(linux_tty);
184 tty_flip_buffer_push(&tty->port);
191}
192
193static void ipw_write_packet_sent_callback(void *callback_data,
194 unsigned int packet_length)
195{
196 struct ipw_tty *tty = callback_data;
197
198 /*

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186
187static void ipw_write_packet_sent_callback(void *callback_data,
188 unsigned int packet_length)
189{
190 struct ipw_tty *tty = callback_data;
191
192 /*

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