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ALSA: firewire-lib: code refactoring to refer the same frame count per period in domain structure

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The number of PCM frame per period is common between PCM substreams
handled in AMDTP stream in AMDTP domain.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Link: https://lore.kernel.org/r/20210518130048.146596-2-o-takashi@sakamocchi.jp
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto 2021-05-18 22:00:40 +09:00 committed by Takashi Iwai
parent 07a35edc59
commit 6d60b7a3d3
2 changed files with 1 additions and 3 deletions
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3
sound/firewire/amdtp-stream.c
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@ -834,7 +834,7 @@ static void out_stream_callback(struct fw_iso_context *context, u32 tstamp,
struct amdtp_stream *s = private_data;
const struct amdtp_domain *d = s->domain;
const __be32 *ctx_header = header;
unsigned int events_per_period = s->ctx_data.rx.events_per_period;
unsigned int events_per_period = d->events_per_period;
unsigned int event_count = s->ctx_data.rx.event_count;
unsigned int packets;
int i;
@ -1490,7 +1490,6 @@ int amdtp_domain_start(struct amdtp_domain *d, unsigned int ir_delay_cycle)
}
s = d->irq_target;
s->ctx_data.rx.events_per_period = events_per_period;
s->ctx_data.rx.event_count = 0;
s->ctx_data.rx.seq_index = 0;

1
sound/firewire/amdtp-stream.h
View file

@ -147,7 +147,6 @@ struct amdtp_stream {
// To generate constant hardware IRQ.
unsigned int event_count;
unsigned int events_per_period;
} rx;
} ctx_data;