ALSA: oxfw: code refactoring for wrong_dbs quirk

A new entry is added to the quirk enumeration for wrong_dbs quirk to
obsolete structure member.
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210518084557.102681-11-o-takashi@sakamocchi.jpSigned-off-by: Takashi Iwai <tiwai@suse.de>

sound/firewire/oxfw/oxfw-stream.c

@@ -163,7 +163,7 @@ static int init_stream(struct snd_oxfw *oxfw, struct amdtp_stream *stream)
 
 		if (oxfw->quirks & SND_OXFW_QUIRK_JUMBO_PAYLOAD)
 			flags |= CIP_JUMBO_PAYLOAD;
-		if (oxfw->wrong_dbs)
+		if (oxfw->quirks & SND_OXFW_QUIRK_WRONG_DBS)
 			flags |= CIP_WRONG_DBS;
 	} else {
 		conn = &oxfw->in_conn;

sound/firewire/oxfw/oxfw.c

@@ -176,7 +176,7 @@ static int detect_quirks(struct snd_oxfw *oxfw)
 	 * value in 'dbs' field of CIP header against its format information.
 	 */
 	if (vendor == VENDOR_LOUD && model == MODEL_SATELLITE)
-		oxfw->wrong_dbs = true;
+		oxfw->quirks |= SND_OXFW_QUIRK_WRONG_DBS;
 
 	return 0;
 }

sound/firewire/oxfw/oxfw.h

@@ -36,6 +36,8 @@ enum snd_oxfw_quirk {
 	// Postpone transferring packets during handling asynchronous transaction. As a result,
 	// next isochronous packet includes more events than one packet can include.
 	SND_OXFW_QUIRK_JUMBO_PAYLOAD = 0x01,
+	// The dbs field of CIP header in tx packet is wrong.
+	SND_OXFW_QUIRK_WRONG_DBS = 0x02,
 };
 
 /* This is an arbitrary number for convinience. */
@@ -51,7 +53,6 @@ struct snd_oxfw {
 
 	// The combination of snd_oxfw_quirk enumeration-constants.
 	unsigned int quirks;
-	bool wrong_dbs;
 	bool has_output;
 	bool has_input;
 	u8 *tx_stream_formats[SND_OXFW_STREAM_FORMAT_ENTRIES];