47 static int pcm_set_speed(int arg)  in pcm_set_speed()  argument
52 	if (arg == 0)  in pcm_set_speed()
55 	if (arg > 44100)  in pcm_set_speed()
56 		arg = 44100;  in pcm_set_speed()
57 	if (arg < 5000)  in pcm_set_speed()
58 		arg = 5000;  in pcm_set_speed()
62 		foo = ((PIT_TICK_RATE / 2) + (arg / 2)) / arg;  in pcm_set_speed()
63 		arg = ((PIT_TICK_RATE / 2) + (foo / 2)) / foo;  in pcm_set_speed()
67 		foo = (PIT_TICK_RATE + (arg / 2)) / arg;  in pcm_set_speed()
68 		arg = (PIT_TICK_RATE + (foo / 2)) / foo;  in pcm_set_speed()
71 	pcm_speed = arg;  in pcm_set_speed()
117 static int pcm_set_channels(int arg)  in pcm_set_channels()  argument
120 	if ((arg != 1) && (arg != 2))  in pcm_set_channels()
123 	if (arg != pcm_channels)  in pcm_set_channels()
127 		pcm_channels = arg;  in pcm_set_channels()
133 static int pcm_set_bits(int arg)  in pcm_set_bits()  argument
135 	if (arg == 0)  in pcm_set_bits()
138 	if ((arg & pcm_bitsok) != arg)  in pcm_set_bits()
141 	if (arg != pcm_bits)  in pcm_set_bits()
145 		pcm_bits = arg;  in pcm_set_bits()
150 static int pas_audio_ioctl(int dev, unsigned int cmd, void __user *arg)  in pas_audio_ioctl()  argument
153 	int __user *p = arg;  in pas_audio_ioctl()