[ALSA] Fix-up sleeping in sound/ppc

PPC AWACS driver,PPC PMAC driver,PPC Tumbler driver
Description: Fix-up sleeping in sound/ppc. Replace big_mdelay() with
msleep() to guarantee the task delays as expected. This also involved
replacing/removing custom sleep functions.
Signed-off-by: NNishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>

sound/ppc/awacs.c

@@ -103,7 +103,7 @@ static void screamer_recalibrate(pmac_t *chip)
 	snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
 	if (chip->manufacturer == 0x1)
 		/* delay for broken crystal part */
-		big_mdelay(750);
+		msleep(750);
 	snd_pmac_awacs_write_noreg(chip, 1,
 				   chip->awacs_reg[1] | MASK_RECALIBRATE | MASK_CMUTE | MASK_AMUTE);
 	snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]);
@@ -653,10 +653,10 @@ static void snd_pmac_awacs_resume(pmac_t *chip)
 {
 	if (machine_is_compatible("PowerBook3,1")
 	    || machine_is_compatible("PowerBook3,2")) {
-		big_mdelay(100);
+		msleep(100);
 		snd_pmac_awacs_write_reg(chip, 1,
 			chip->awacs_reg[1] & ~MASK_PAROUT);
-		big_mdelay(300);
+		msleep(300);
 	}
 
 	awacs_restore_all_regs(chip);

sound/ppc/pmac.h

@@ -212,9 +212,4 @@ int snd_pmac_boolean_mono_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *ui
 
 int snd_pmac_add_automute(pmac_t *chip);
 
-#define big_mdelay(msec) do {\
-	set_current_state(TASK_UNINTERRUPTIBLE);\
-	schedule_timeout(((msec) * HZ + 999) / 1000);\
-} while (0)
-
 #endif /* __PMAC_H */

sound/ppc/tumbler.c

@@ -945,7 +945,7 @@ static void device_change_handler(void *self)
 			check_mute(chip, &mix->line_mute, 0, mix->auto_mute_notify,
 				   chip->lineout_sw_ctl);
 		if (mix->anded_reset)
-			big_mdelay(10);
+			msleep(10);
 		check_mute(chip, &mix->amp_mute, 1, mix->auto_mute_notify,
 			   chip->speaker_sw_ctl);
 		mix->drc_enable = 0;
@@ -954,7 +954,7 @@ static void device_change_handler(void *self)
 		check_mute(chip, &mix->amp_mute, 0, mix->auto_mute_notify,
 			   chip->speaker_sw_ctl);
 		if (mix->anded_reset)
-			big_mdelay(10);
+			msleep(10);
 		check_mute(chip, &mix->hp_mute, 1, mix->auto_mute_notify,
 			   chip->master_sw_ctl);
 		if (mix->line_mute.addr != 0)
@@ -1109,22 +1109,22 @@ static void tumbler_reset_audio(pmac_t *chip)
 		DBG("(I) codec anded reset !\n");
 		write_audio_gpio(&mix->hp_mute, 0);
 		write_audio_gpio(&mix->amp_mute, 0);
-		big_mdelay(200);
+		msleep(200);
 		write_audio_gpio(&mix->hp_mute, 1);
 		write_audio_gpio(&mix->amp_mute, 1);
-		big_mdelay(100);
+		msleep(100);
 		write_audio_gpio(&mix->hp_mute, 0);
 		write_audio_gpio(&mix->amp_mute, 0);
-		big_mdelay(100);
+		msleep(100);
 	} else {
 		DBG("(I) codec normal reset !\n");
 
 		write_audio_gpio(&mix->audio_reset, 0);
-		big_mdelay(200);
+		msleep(200);
 		write_audio_gpio(&mix->audio_reset, 1);
-		big_mdelay(100);
+		msleep(100);
 		write_audio_gpio(&mix->audio_reset, 0);
-		big_mdelay(100);
+		msleep(100);
 	}
 }