Lines Matching defs:signal
22 #include <linux/sched/signal.h>
40 char *signal;
68 if (!tdev->signal) {
69 tdev->signal = kzalloc(MBOX_MAX_SIG_LEN, GFP_KERNEL);
70 if (!tdev->signal)
74 if (copy_from_user(tdev->signal, userbuf, count)) {
75 kfree(tdev->signal);
76 tdev->signal = NULL;
131 * A separate signal is only of use if there is
134 if (tdev->tx_mmio && tdev->signal) {
136 tdev->signal, MBOX_MAX_SIG_LEN);
138 data = tdev->signal;
150 kfree(tdev->signal);
152 tdev->signal = NULL;
279 debugfs_create_file("signal", 0200, tdev->root_debugfs_dir,
313 if (tdev->signal)