Lines Matching defs:oxfw

16 #include "oxfw.h"
21 	struct snd_oxfw *oxfw = hwdep->private_data;
25 	spin_lock_irq(&oxfw->lock);
27 	while (!oxfw->dev_lock_changed) {
28 		prepare_to_wait(&oxfw->hwdep_wait, &wait, TASK_INTERRUPTIBLE);
29 		spin_unlock_irq(&oxfw->lock);
31 		finish_wait(&oxfw->hwdep_wait, &wait);
34 		spin_lock_irq(&oxfw->lock);
39 	event.lock_status.status = (oxfw->dev_lock_count > 0);
40 	oxfw->dev_lock_changed = false;
44 	spin_unlock_irq(&oxfw->lock);
55 	struct snd_oxfw *oxfw = hwdep->private_data;
58 	poll_wait(file, &oxfw->hwdep_wait, wait);
60 	spin_lock_irq(&oxfw->lock);
61 	if (oxfw->dev_lock_changed)
65 	spin_unlock_irq(&oxfw->lock);
70 static int hwdep_get_info(struct snd_oxfw *oxfw, void __user *arg)
72 	struct fw_device *dev = fw_parent_device(oxfw->unit);
89 static int hwdep_lock(struct snd_oxfw *oxfw)
93 	spin_lock_irq(&oxfw->lock);
95 	if (oxfw->dev_lock_count == 0) {
96 		oxfw->dev_lock_count = -1;
102 	spin_unlock_irq(&oxfw->lock);
107 static int hwdep_unlock(struct snd_oxfw *oxfw)
111 	spin_lock_irq(&oxfw->lock);
113 	if (oxfw->dev_lock_count == -1) {
114 		oxfw->dev_lock_count = 0;
120 	spin_unlock_irq(&oxfw->lock);
127 	struct snd_oxfw *oxfw = hwdep->private_data;
129 	spin_lock_irq(&oxfw->lock);
130 	if (oxfw->dev_lock_count == -1)
131 		oxfw->dev_lock_count = 0;
132 	spin_unlock_irq(&oxfw->lock);
140 	struct snd_oxfw *oxfw = hwdep->private_data;
144 		return hwdep_get_info(oxfw, (void __user *)arg);
146 		return hwdep_lock(oxfw);
148 		return hwdep_unlock(oxfw);
165 int snd_oxfw_create_hwdep(struct snd_oxfw *oxfw)
177 	err = snd_hwdep_new(oxfw->card, oxfw->card->driver, 0, &hwdep);
180 	strscpy(hwdep->name, oxfw->card->driver);
183 	hwdep->private_data = oxfw;