55 } pikawdt_private;  variable
79 	unsigned reset = in_be32(pikawdt_private.fpga + 0x14);  in pikawdt_reset()
82 	out_be32(pikawdt_private.fpga + 0x14, reset);  in pikawdt_reset()
90 	if (time_before(jiffies, pikawdt_private.next_heartbeat) ||  in pikawdt_ping()
91 			(!nowayout && !pikawdt_private.open)) {  in pikawdt_ping()
93 		mod_timer(&pikawdt_private.timer, jiffies + WDT_TIMEOUT);  in pikawdt_ping()
101 	pikawdt_private.next_heartbeat = jiffies + heartbeat * HZ;  in pikawdt_keepalive()
107 	mod_timer(&pikawdt_private.timer, jiffies + WDT_TIMEOUT);  in pikawdt_start()
116 	if (test_and_set_bit(0, &pikawdt_private.open))  in pikawdt_open()
130 	if (!pikawdt_private.expect_close)  in pikawdt_release()
131 		del_timer(&pikawdt_private.timer);  in pikawdt_release()
133 	clear_bit(0, &pikawdt_private.open);  in pikawdt_release()
134 	pikawdt_private.expect_close = 0;  in pikawdt_release()
151 		pikawdt_private.expect_close = 0;  in pikawdt_write()
158 				pikawdt_private.expect_close = 42;  in pikawdt_write()
187 		return put_user(pikawdt_private.bootstatus, p);  in pikawdt_ioctl()
237 	pikawdt_private.fpga = of_iomap(np, 0);  in pikawdt_init()
239 	if (pikawdt_private.fpga == NULL) {  in pikawdt_init()
244 	ident.firmware_version = in_be32(pikawdt_private.fpga + 0x1c) & 0xffff;  in pikawdt_init()
268 		pikawdt_private.bootstatus = WDIOF_CARDRESET;  in pikawdt_init()
272 	setup_timer(&pikawdt_private.timer, pikawdt_ping, 0);  in pikawdt_init()
285 	iounmap(pikawdt_private.fpga);  in pikawdt_init()
293 	iounmap(pikawdt_private.fpga);  in pikawdt_exit()