alsa_driver: Use float to S32 conversion if requested

sample_move_d32u24_sS() converts into samples like 0x00****** but S32
format expects samples like 0x********. Therefore it will not use the
full volume range when also using sample_move_d32u24_sS() for S32.

Change-Id: I4afe9bd0c3b342975536f5f98fa4dadd2eaee02d
Signed-off-by: Timo Wischer <twischer@de.adit-jv.com>

linux/alsa/alsa_driver.c

@@ -318,10 +318,12 @@ alsa_driver_setup_io_function_pointers (alsa_driver_t *driver)
 				{
 					case SND_PCM_FORMAT_S24_LE:
 					case SND_PCM_FORMAT_S24_BE:
-				driver->write_via_copy = driver->quirk_bswap?
-					sample_move_d32l24_sSs:
-					sample_move_d32l24_sS;
-				break;
+					{
+						driver->write_via_copy = driver->quirk_bswap?
+							sample_move_d32u24_sSs:
+							sample_move_d32u24_sS;
+						break;
+					}
 					case SND_PCM_FORMAT_S32_LE:
 					case SND_PCM_FORMAT_S32_BE:
 					{
@@ -382,10 +384,12 @@ alsa_driver_setup_io_function_pointers (alsa_driver_t *driver)
 				{
 					case SND_PCM_FORMAT_S24_LE:
 					case SND_PCM_FORMAT_S24_BE:
-				driver->read_via_copy = driver->quirk_bswap?
-					sample_move_dS_s32l24s:
-					sample_move_dS_s32l24;
-				break;
+					{
+						driver->read_via_copy = driver->quirk_bswap?
+							sample_move_dS_s32u24s:
+							sample_move_dS_s32u24;
+						break;
+					}
 					case SND_PCM_FORMAT_S32_LE:
 					case SND_PCM_FORMAT_S32_BE:
 					{