[ALSA] Fix schedule_timeout usage

Use schedule_timeout_{,un}interruptible() instead of
set_current_state()/schedule_timeout() to reduce kernel size.  Also use
human-time conversion functions instead of hard-coded division to avoid
rounding issues.

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/ice1712/pontis.c b/sound/pci/ice1712/pontis.c
index a5f852b..773a1ec 100644
--- a/sound/pci/ice1712/pontis.c
+++ b/sound/pci/ice1712/pontis.c
@@ -794,8 +794,7 @@
 	/* initialize WM8776 codec */
 	for (i = 0; i < ARRAY_SIZE(wm_inits); i += 2)
 		wm_put(ice, wm_inits[i], wm_inits[i+1]);
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(1);
+	schedule_timeout_uninterruptible(1);
 	for (i = 0; i < ARRAY_SIZE(wm_inits2); i += 2)
 		wm_put(ice, wm_inits2[i], wm_inits2[i+1]);