static void reset_ccmni_instance_buffer(struct ccmni_instance_t *ccmni_instance)
{
unsigned long flags;
spin_lock_irqsave(&ccmni_instance->spinlock, flags);
ccci_reset_buffers(ccmni_instance->shared_mem, CCCI1_CCMNI_BUF_SIZE);
spin_unlock_irqrestore(&ccmni_instance->spinlock, flags);
}
int ccmni_v1_ipo_h_restore(int md_id)
{
int i;
struct ccmni_v1_ctl_block_t *ctlb;
ctlb = ccmni_ctl_block[md_id];
for (i = 0; i < CCMNI_V1_PORT_NUM; i++)
ccci_reset_buffers(ctlb->ccmni_instance[i]->shared_mem,
CCCI1_CCMNI_BUF_SIZE);
return 0;
}
static void ccci_tty_close(struct tty_struct *tty, struct file *f)
{
tty_instance_t *tty_instance;
if (tty == NULL)
return;
tty_instance = (tty_instance_t *) tty->driver_data;
mutex_lock(&tty_instance->ccci_tty_mutex);
tty_instance->count--;
CCCI_MSG_INF("tty", "[tty_close]Port%d count %d \n", tty->index, tty_instance->count);
if (tty_instance->count == 0) {
wake_lock_destroy(&tty_instance->wake_lock);
tty->driver_data = NULL;
tty_instance->tty = NULL;
tty_instance->ready = 0;
ccci_reset_buffers(tty_instance->shared_mem );
if(tty_instance->need_reset) {
if (tty_instance->reset_handle >= 0) {
ccci_reset_request(tty_instance->reset_handle);
}
else {
CCCI_MSG_INF("tty", "[tty_close]Invalid reset handle(port%d): %d \n",
tty->index, tty_instance->reset_handle);
}
}
}
mutex_unlock(&tty_instance->ccci_tty_mutex);
return;
}
