24  * @param valid		Number of valid keypresses to check
28 			int valid)  in has_ghosting()  argument
33 	if (!config->ghost_filter || valid < 3)  in has_ghosting()
36 	for (i = 0; i < valid; i++) {  in has_ghosting()
41 		for (j = i + 1; j < valid; j++) {  in has_ghosting()
59 	int valid, upto;  in key_matrix_decode()  local
64 	for (valid = upto = 0; upto < num_keys; upto++) {  in key_matrix_decode()
67 		debug("  valid=%d, row=%d, col=%d\n", key->valid, key->row,  in key_matrix_decode()
69 		if (!key->valid)  in key_matrix_decode()
76 		if (valid < max_keycodes)  in key_matrix_decode()
77 			keycode[valid++] = keymap[pos];  in key_matrix_decode()
82 	if (has_ghosting(config, keys, valid)) {  in key_matrix_decode()
83 		valid = 0;  in key_matrix_decode()
86 	debug("  %d valid keycodes found\n", valid);  in key_matrix_decode()
88 	return valid;  in key_matrix_decode()