ALSA: firewire-lib: code refactoring for generation of packet descriptors

This commit refactors the arguments of helper function to generate the
descriptors of packet.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210522013303.49596-4-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/firewire/amdtp-stream.c b/sound/firewire/amdtp-stream.c
index cf4fbbd..354512a 100644 (file)
--- a/sound/firewire/amdtp-stream.c
+++ b/sound/firewire/amdtp-stream.c
@@ -851,11 +851,11 @@ static unsigned int compute_syt(unsigned int syt_offset, unsigned int cycle,
        return syt & CIP_SYT_MASK;
 }
 
-static void generate_pkt_descs(struct amdtp_stream *s, struct pkt_desc *descs,
-                              const __be32 *ctx_header, unsigned int packets,
-                              const struct seq_desc *seq_descs,
-                              unsigned int seq_size)
+static void generate_pkt_descs(struct amdtp_stream *s, const __be32 *ctx_header, unsigned int packets)
 {
+       struct pkt_desc *descs = s->pkt_descs;
+       const struct seq_desc *seq_descs = s->ctx_data.rx.seq.descs;
+       const unsigned int seq_size = s->ctx_data.rx.seq.size;
        unsigned int dbc = s->data_block_counter;
        unsigned int seq_head = s->ctx_data.rx.seq.head;
        bool aware_syt = !(s->flags & CIP_UNAWARE_SYT);
@@ -937,8 +937,7 @@ static void process_rx_packets(struct fw_iso_context *context, u32 tstamp, size_
 
        pool_ideal_seq_descs(s, packets);
 
-       generate_pkt_descs(s, s->pkt_descs, ctx_header, packets, s->ctx_data.rx.seq.descs,
-                          s->ctx_data.rx.seq.size);
+       generate_pkt_descs(s, ctx_header, packets);
 
        process_ctx_payloads(s, s->pkt_descs, packets);