Lines Matching defs:data
40 static struct pmi_data *data;
47 spin_lock(&data->pmi_spinlock);
49 type = ioread8(data->pmi_reg + PMI_READ_TYPE);
52 if (type & PMI_ACK && !data->completion) {
58 if (data->completion && !(type & PMI_ACK)) {
64 data->msg.type = type;
65 data->msg.data0 = ioread8(data->pmi_reg + PMI_READ_DATA0);
66 data->msg.data1 = ioread8(data->pmi_reg + PMI_READ_DATA1);
67 data->msg.data2 = ioread8(data->pmi_reg + PMI_READ_DATA2);
70 spin_unlock(&data->pmi_spinlock);
77 if (data->msg.type & PMI_ACK) {
78 complete(data->completion);
83 schedule_work(&data->work);
103 spin_lock(&data->handler_spinlock);
104 list_for_each_entry(handler, &data->handler, node) {
106 if (handler->type == data->msg.type)
107 handler->handle_pmi_message(data->msg);
109 spin_unlock(&data->handler_spinlock);
117 if (data) {
123 data = kzalloc(sizeof(struct pmi_data), GFP_KERNEL);
124 if (!data) {
130 data->pmi_reg = of_iomap(np, 0);
131 if (!data->pmi_reg) {
137 INIT_LIST_HEAD(&data->handler);
139 mutex_init(&data->msg_mutex);
140 spin_lock_init(&data->pmi_spinlock);
141 spin_lock_init(&data->handler_spinlock);
143 INIT_WORK(&data->work, pmi_notify_handlers);
145 data->dev = dev;
147 data->irq = irq_of_parse_and_map(np, 0);
148 if (!data->irq) {
154 rc = request_irq(data->irq, pmi_irq_handler, 0, "pmi", NULL);
157 data->irq, rc);
161 printk(KERN_INFO "pmi: found pmi device at addr %p.\n", data->pmi_reg);
166 iounmap(data->pmi_reg);
169 kfree(data);
179 free_irq(data->irq, NULL);
180 iounmap(data->pmi_reg);
182 spin_lock(&data->handler_spinlock);
184 list_for_each_entry_safe(handler, tmp, &data->handler, node)
187 spin_unlock(&data->handler_spinlock);
189 kfree(data);
190 data = NULL;
210 if (!data)
213 mutex_lock(&data->msg_mutex);
215 data->msg = msg;
218 data->completion = &completion;
220 spin_lock_irqsave(&data->pmi_spinlock, flags);
221 iowrite8(msg.data0, data->pmi_reg + PMI_WRITE_DATA0);
222 iowrite8(msg.data1, data->pmi_reg + PMI_WRITE_DATA1);
223 iowrite8(msg.data2, data->pmi_reg + PMI_WRITE_DATA2);
224 iowrite8(msg.type, data->pmi_reg + PMI_WRITE_TYPE);
225 spin_unlock_irqrestore(&data->pmi_spinlock, flags);
229 wait_for_completion_interruptible_timeout(data->completion,
232 data->completion = NULL;
234 mutex_unlock(&data->msg_mutex);
242 if (!data)
245 spin_lock(&data->handler_spinlock);
246 list_add_tail(&handler->node, &data->handler);
247 spin_unlock(&data->handler_spinlock);
255 if (!data)
260 spin_lock(&data->handler_spinlock);
262 spin_unlock(&data->handler_spinlock);