ALSA: oxygen: use SPDIF channel status symbols

When setting the SPDIF channel status sample rate field, use the
recently defined symbols instead of magic numbers.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>

sound/pci/oxygen/oxygen_mixer.c

@@ -211,13 +211,13 @@ static unsigned int oxygen_spdif_rate(unsigned int oxygen_rate)
 	case OXYGEN_RATE_64000:
 		return 0xb << OXYGEN_SPDIF_CS_RATE_SHIFT;
 	case OXYGEN_RATE_88200:
-		return 0x8 << OXYGEN_SPDIF_CS_RATE_SHIFT;
+		return IEC958_AES3_CON_FS_88200 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 	case OXYGEN_RATE_96000:
-		return 0xa << OXYGEN_SPDIF_CS_RATE_SHIFT;
+		return IEC958_AES3_CON_FS_96000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 	case OXYGEN_RATE_176400:
-		return 0xc << OXYGEN_SPDIF_CS_RATE_SHIFT;
+		return IEC958_AES3_CON_FS_176400 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 	case OXYGEN_RATE_192000:
-		return 0xe << OXYGEN_SPDIF_CS_RATE_SHIFT;
+		return IEC958_AES3_CON_FS_192000 << OXYGEN_SPDIF_CS_RATE_SHIFT;
 	}
 }