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Subject[PATCH v2 29/37] ALSA: seq: Add UMP group number to snd_seq_port_info
Date
Add yet more new filed "ump_group" to snd_seq_port_info for specifying
the associated UMP Group number for each sequencer port. This will be
referred in the upcoming automatic UMP conversion in sequencer core.

Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
include/uapi/sound/asequencer.h | 3 ++-
sound/core/seq/seq_ports.c | 9 +++++++--
sound/core/seq/seq_ports.h | 3 ++-
3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h
index eae1e0b0bf37..2470eaa5edc5 100644
--- a/include/uapi/sound/asequencer.h
+++ b/include/uapi/sound/asequencer.h
@@ -478,7 +478,8 @@ struct snd_seq_port_info {
unsigned int flags; /* misc. conditioning */
unsigned char time_queue; /* queue # for timestamping */
unsigned char direction; /* port usage direction (r/w/bidir) */
- char reserved[58]; /* for future use */
+ unsigned char ump_group; /* 0 = UMP EP (no conversion), 1-16 = UMP group number */
+ char reserved[57]; /* for future use */
};


diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
index 5574341f49eb..9b80f8275026 100644
--- a/sound/core/seq/seq_ports.c
+++ b/sound/core/seq/seq_ports.c
@@ -356,8 +356,12 @@ int snd_seq_set_port_info(struct snd_seq_client_port * port,
port->time_real = (info->flags & SNDRV_SEQ_PORT_FLG_TIME_REAL) ? 1 : 0;
port->time_queue = info->time_queue;

- /* direction */
+ /* UMP direction and group */
port->direction = info->direction;
+ port->ump_group = info->ump_group;
+ if (port->ump_group > SNDRV_UMP_MAX_GROUPS)
+ port->ump_group = 0;
+
/* fill default port direction */
if (!port->direction) {
if (info->capability & SNDRV_SEQ_PORT_CAP_READ)
@@ -403,8 +407,9 @@ int snd_seq_get_port_info(struct snd_seq_client_port * port,
info->time_queue = port->time_queue;
}

- /* direction */
+ /* UMP direction and group */
info->direction = port->direction;
+ info->ump_group = port->ump_group;

return 0;
}
diff --git a/sound/core/seq/seq_ports.h b/sound/core/seq/seq_ports.h
index dce733ab2398..c6c138edceab 100644
--- a/sound/core/seq/seq_ports.h
+++ b/sound/core/seq/seq_ports.h
@@ -72,8 +72,9 @@ struct snd_seq_client_port {
int midi_voices;
int synth_voices;

- /* direction */
+ /* UMP direction and group */
unsigned char direction;
+ unsigned char ump_group;
};

struct snd_seq_client;
--
2.35.3
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