diff options
Diffstat (limited to 'sound/firewire/amdtp-am824.c')
| -rw-r--r-- | sound/firewire/amdtp-am824.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/sound/firewire/amdtp-am824.c b/sound/firewire/amdtp-am824.c index 99c567ded7a3..03a7e0533131 100644 --- a/sound/firewire/amdtp-am824.c +++ b/sound/firewire/amdtp-am824.c @@ -284,7 +284,7 @@ static void midi_rate_use_one_byte(struct amdtp_stream *s, unsigned int port) } static void write_midi_messages(struct amdtp_stream *s, __be32 *buffer, - unsigned int frames) + unsigned int frames, unsigned int data_block_counter) { struct amdtp_am824 *p = s->protocol; unsigned int f, port; @@ -293,7 +293,7 @@ static void write_midi_messages(struct amdtp_stream *s, __be32 *buffer, for (f = 0; f < frames; f++) { b = (u8 *)&buffer[p->midi_position]; - port = (s->data_block_counter + f) % 8; + port = (data_block_counter + f) % 8; if (f < MAX_MIDI_RX_BLOCKS && midi_ratelimit_per_packet(s, port) && p->midi[port] != NULL && @@ -311,8 +311,8 @@ static void write_midi_messages(struct amdtp_stream *s, __be32 *buffer, } } -static void read_midi_messages(struct amdtp_stream *s, - __be32 *buffer, unsigned int frames) +static void read_midi_messages(struct amdtp_stream *s, __be32 *buffer, + unsigned int frames, unsigned int data_block_counter) { struct amdtp_am824 *p = s->protocol; int len; @@ -323,7 +323,7 @@ static void read_midi_messages(struct amdtp_stream *s, unsigned int port = f; if (!(s->flags & CIP_UNALIGHED_DBC)) - port += s->data_block_counter; + port += data_block_counter; port %= 8; b = (u8 *)&buffer[p->midi_position]; @@ -335,8 +335,9 @@ static void read_midi_messages(struct amdtp_stream *s, } } -static unsigned int process_rx_data_blocks(struct amdtp_stream *s, __be32 *buffer, - unsigned int data_blocks, unsigned int *syt) +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) { struct amdtp_am824 *p = s->protocol; struct snd_pcm_substream *pcm = READ_ONCE(s->pcm); @@ -351,13 +352,14 @@ static unsigned int process_rx_data_blocks(struct amdtp_stream *s, __be32 *buffe } if (p->midi_ports) - write_midi_messages(s, buffer, data_blocks); + write_midi_messages(s, buffer, data_blocks, data_block_counter); return pcm_frames; } -static unsigned int process_tx_data_blocks(struct amdtp_stream *s, __be32 *buffer, - unsigned int data_blocks, unsigned int *syt) +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) { struct amdtp_am824 *p = s->protocol; struct snd_pcm_substream *pcm = READ_ONCE(s->pcm); @@ -371,7 +373,7 @@ static unsigned int process_tx_data_blocks(struct amdtp_stream *s, __be32 *buffe } if (p->midi_ports) - read_midi_messages(s, buffer, data_blocks); + read_midi_messages(s, buffer, data_blocks, data_block_counter); return pcm_frames; } |