Lines Matching defs:signal
21 #include <linux/sched/signal.h>
39 char *signal;
67 if (!tdev->signal) {
68 tdev->signal = kzalloc(MBOX_MAX_SIG_LEN, GFP_KERNEL);
69 if (!tdev->signal)
73 if (copy_from_user(tdev->signal, userbuf, count)) {
74 kfree(tdev->signal);
75 tdev->signal = NULL;
130 * A separate signal is only of use if there is
133 if (tdev->tx_mmio && tdev->signal) {
135 tdev->signal, MBOX_MAX_SIG_LEN);
137 data = tdev->signal;
149 kfree(tdev->signal);
151 tdev->signal = NULL;
278 debugfs_create_file("signal", 0200, tdev->root_debugfs_dir,
312 if (tdev->signal)