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-rw-r--r--kernel/power/swsusp.c33
1 files changed, 0 insertions, 33 deletions
diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index 5da304c8f1f6..e1722d3155f1 100644
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -270,39 +270,6 @@ int swsusp_shrink_memory(void)
270 return 0; 270 return 0;
271} 271}
272 272
273int swsusp_suspend(void)
274{
275 int error;
276
277 if ((error = arch_prepare_suspend()))
278 return error;
279
280 local_irq_disable();
281 /* At this point, device_suspend() has been called, but *not*
282 * device_power_down(). We *must* device_power_down() now.
283 * Otherwise, drivers for some devices (e.g. interrupt controllers)
284 * become desynchronized with the actual state of the hardware
285 * at resume time, and evil weirdness ensues.
286 */
287 if ((error = device_power_down(PMSG_FREEZE))) {
288 printk(KERN_ERR "Some devices failed to power down, aborting suspend\n");
289 goto Enable_irqs;
290 }
291
292 save_processor_state();
293 if ((error = swsusp_arch_suspend()))
294 printk(KERN_ERR "Error %d suspending\n", error);
295 /* Restore control flow magically appears here */
296 restore_processor_state();
297 /* NOTE: device_power_up() is just a resume() for devices
298 * that suspended with irqs off ... no overall powerup.
299 */
300 device_power_up();
301 Enable_irqs:
302 local_irq_enable();
303 return error;
304}
305
306int swsusp_resume(void) 273int swsusp_resume(void)
307{ 274{
308 int error; 275 int error;