X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fsound%2Fsound.c;h=dd3f9db4f7547da4b45491eb44e8dd906062e504;hb=7a6c6dba28fd084f37ff43bebd721caeae9ab698;hp=4f0ad0d8f0d706f4bd0881e878341f37a388f414;hpb=172e3c11901229f0fb88317ac73a47d944a74f46;p=oweals%2Fu-boot.git

diff --git a/drivers/sound/sound.c b/drivers/sound/sound.c
index 4f0ad0d8f0..dd3f9db4f7 100644
--- a/drivers/sound/sound.c
+++ b/drivers/sound/sound.c
@@ -8,7 +8,7 @@
 #include <sound.h>
 
 void sound_create_square_wave(uint sample_rate, unsigned short *data, int size,
-			      uint freq)
+			      uint freq, uint channels)
 {
 	const unsigned short amplitude = 16000; /* between 1 and 32767 */
 	const int period = freq ? sample_rate / freq : 0;
@@ -21,14 +21,17 @@ void sound_create_square_wave(uint sample_rate, unsigned short *data, int size,
 		size--;
 
 	while (size) {
-		int i;
+		int i, j;
+
 		for (i = 0; size && i < half; i++) {
 			size -= 2;
-			*data++ = amplitude;
+			for (j = 0; j < channels; j++)
+				*data++ = amplitude;
 		}
 		for (i = 0; size && i < period - half; i++) {
 			size -= 2;
-			*data++ = -amplitude;
+			for (j = 0; j < channels; j++)
+				*data++ = -amplitude;
 		}
 	}
 }