ALSA: firewire-lib: pass no syt information to data block processing layer

In a previous commit, the variable passed from packet streaming layer
for syt variable is useless. This commit obsoletes it.

In my future work, the syt information is passed to data block processing
layer by another way.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

7 files changed, 23 insertions, 31 deletions

diff --git a/sound/firewire/amdtp-am824.c b/sound/firewire/amdtp-am824.c
index 03a7e0533131..21068b23d528 100644
--- a/sound/firewire/amdtp-am824.c
+++ b/sound/firewire/amdtp-am824.c
@@ -336,8 +336,8 @@ static void read_midi_messages(struct amdtp_stream *s, __be32 *buffer,
 }
 
 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct amdtp_am824 *p = s->protocol;
 	struct snd_pcm_substream *pcm = READ_ONCE(s->pcm);
@@ -358,8 +358,8 @@ static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
 }
 
 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct amdtp_am824 *p = s->protocol;
 	struct snd_pcm_substream *pcm = READ_ONCE(s->pcm);
diff --git a/sound/firewire/amdtp-stream.c b/sound/firewire/amdtp-stream.c
index 6242240cd8ee..c8543cdb3c8c 100644
--- a/sound/firewire/amdtp-stream.c
+++ b/sound/firewire/amdtp-stream.c
@@ -714,8 +714,7 @@ static void out_stream_callback(struct fw_iso_context *context, u32 tstamp,
 		data_blocks = calculate_data_blocks(s, syt);
 		buffer = s->buffer.packets[s->packet_index].buffer;
 		dbc = s->data_block_counter;
-		pcm_frames = s->process_data_blocks(s, buffer, data_blocks, dbc,
-						    &syt);
+		pcm_frames = s->process_data_blocks(s, buffer, data_blocks, dbc);
 
 		if (s->flags & CIP_DBC_IS_END_EVENT)
 			dbc = (dbc + data_blocks) & 0xff;
@@ -782,7 +781,7 @@ static void in_stream_callback(struct fw_iso_context *context, u32 tstamp,
 		if (err >= 0) {
 			buffer = s->buffer.packets[s->packet_index].buffer;
 			pcm_frames = s->process_data_blocks(s, buffer,
-				data_blocks, dbc, &syt);
+							    data_blocks, dbc);
 
 			if (!(s->flags & CIP_DBC_IS_END_EVENT))
 				dbc = (dbc + data_blocks) & 0xff;
diff --git a/sound/firewire/amdtp-stream.h b/sound/firewire/amdtp-stream.h
index 5b9d4212e202..5996cc60f166 100644
--- a/sound/firewire/amdtp-stream.h
+++ b/sound/firewire/amdtp-stream.h
@@ -99,8 +99,7 @@ typedef unsigned int (*amdtp_stream_process_data_blocks_t)(
 						struct amdtp_stream *s,
 						__be32 *buffer,
 						unsigned int data_blocks,
-						unsigned int data_block_counter,
-						unsigned int *syt);
+						unsigned int data_block_counter);
 struct amdtp_stream {
 	struct fw_unit *unit;
 	enum cip_flags flags;
diff --git a/sound/firewire/digi00x/amdtp-dot.c b/sound/firewire/digi00x/amdtp-dot.c
index 5c12973c2652..c296d1017ed3 100644
--- a/sound/firewire/digi00x/amdtp-dot.c
+++ b/sound/firewire/digi00x/amdtp-dot.c
@@ -330,8 +330,8 @@ void amdtp_dot_midi_trigger(struct amdtp_stream *s, unsigned int port,
 }
 
 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm;
 	unsigned int pcm_frames;
@@ -350,8 +350,8 @@ static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
 }
 
 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm;
 	unsigned int pcm_frames;
diff --git a/sound/firewire/fireface/amdtp-ff.c b/sound/firewire/fireface/amdtp-ff.c
index 71879922ab39..31a60dff94ac 100644
--- a/sound/firewire/fireface/amdtp-ff.c
+++ b/sound/firewire/fireface/amdtp-ff.c
@@ -103,8 +103,8 @@ int amdtp_ff_add_pcm_hw_constraints(struct amdtp_stream *s,
 }
 
 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm = READ_ONCE(s->pcm);
 	unsigned int pcm_frames;
@@ -121,8 +121,8 @@ static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
 }
 
 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm = READ_ONCE(s->pcm);
 	unsigned int pcm_frames;
diff --git a/sound/firewire/motu/amdtp-motu.c b/sound/firewire/motu/amdtp-motu.c
index 683873699885..30d5f87119cc 100644
--- a/sound/firewire/motu/amdtp-motu.c
+++ b/sound/firewire/motu/amdtp-motu.c
@@ -299,8 +299,8 @@ static void __maybe_unused copy_message(u64 *frames, __be32 *buffer,
 }
 
 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct amdtp_motu *p = s->protocol;
 	struct snd_pcm_substream *pcm;
@@ -361,15 +361,12 @@ static void write_sph(struct amdtp_stream *s, __be32 *buffer,
 }
 
 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct amdtp_motu *p = (struct amdtp_motu *)s->protocol;
 	struct snd_pcm_substream *pcm;
 
-	/* Not used. */
-	*syt = 0xffff;
-
 	/* TODO: how to interact control messages between userspace? */
 
 	if (p->midi_ports)
diff --git a/sound/firewire/tascam/amdtp-tascam.c b/sound/firewire/tascam/amdtp-tascam.c
index 8fba6fb8ba8a..bc1f2d2120b4 100644
--- a/sound/firewire/tascam/amdtp-tascam.c
+++ b/sound/firewire/tascam/amdtp-tascam.c
@@ -166,8 +166,8 @@ static void read_status_messages(struct amdtp_stream *s,
 }
 
 static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm;
 
@@ -181,14 +181,11 @@ static unsigned int process_tx_data_blocks(struct amdtp_stream *s,
 }
 
 static unsigned int process_rx_data_blocks(struct amdtp_stream *s,
-			__be32 *buffer, unsigned int data_blocks,
-			unsigned int data_block_counter, unsigned int *syt)
+				__be32 *buffer, unsigned int data_blocks,
+				unsigned int data_block_counter)
 {
 	struct snd_pcm_substream *pcm;
 
-	/* This field is not used. */
-	*syt = 0x0000;
-
 	pcm = READ_ONCE(s->pcm);
 	if (pcm)
 		write_pcm_s32(s, pcm, buffer, data_blocks);