sound: oss/pas2: Remove CLOCK_TICK_RATE dependency from PAS16 driver

Update the PAS16 driver to use PIT_TICK_RATE instead
of the more generic CLOCK_TICK_RATE as the two are
equivalent on X86 and we want to depecrate the later.

Signed-off-by: Deepak Saxena <dsaxena@linaro.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/oss/pas2_pcm.c

@@ -63,13 +63,13 @@ static int pcm_set_speed(int arg)
 
 	if (pcm_channels & 2)
 	{
-		foo = ((CLOCK_TICK_RATE / 2) + (arg / 2)) / arg;
+		foo = ((PIT_TICK_RATE / 2) + (arg / 2)) / arg;
-		arg = ((CLOCK_TICK_RATE / 2) + (foo / 2)) / foo;
+		arg = ((PIT_TICK_RATE / 2) + (foo / 2)) / foo;
 	}
 	else
 	{
-		foo = (CLOCK_TICK_RATE + (arg / 2)) / arg;
+		foo = (PIT_TICK_RATE + (arg / 2)) / arg;
-		arg = (CLOCK_TICK_RATE + (foo / 2)) / foo;
+		arg = (PIT_TICK_RATE + (foo / 2)) / foo;
 	}
 
 	pcm_speed = arg;