Just implement internal callbacks for two new ioctls for UMP (ump_endpoint_info and ump_block_info). No public API functions are added yet here.
Signed-off-by: Takashi Iwai tiwai@suse.de --- src/rawmidi/rawmidi.c | 19 +++++++++++++++++++ src/rawmidi/rawmidi_hw.c | 26 +++++++++++++++++++++++++- src/rawmidi/rawmidi_local.h | 5 +++++ 3 files changed, 49 insertions(+), 1 deletion(-)
diff --git a/src/rawmidi/rawmidi.c b/src/rawmidi/rawmidi.c index 570e06755456..8dca9312c6d9 100644 --- a/src/rawmidi/rawmidi.c +++ b/src/rawmidi/rawmidi.c @@ -1120,3 +1120,22 @@ ssize_t snd_rawmidi_tread(snd_rawmidi_t *rawmidi, struct timespec *tstamp, void return -ENOTSUP; return (rawmidi->ops->tread)(rawmidi, tstamp, buffer, size); } + +#ifndef DOXYGEN +/* + * internal API functions for obtaining UMP info from rawmidi instance + */ +int _snd_rawmidi_ump_endpoint_info(snd_rawmidi_t *rmidi, void *info) +{ + if (!rmidi->ops->ump_endpoint_info) + return -ENXIO; + return rmidi->ops->ump_endpoint_info(rmidi, info); +} + +int _snd_rawmidi_ump_block_info(snd_rawmidi_t *rmidi, void *info) +{ + if (!rmidi->ops->ump_block_info) + return -ENXIO; + return rmidi->ops->ump_block_info(rmidi, info); +} +#endif /* DOXYGEN */ diff --git a/src/rawmidi/rawmidi_hw.c b/src/rawmidi/rawmidi_hw.c index e5bb3ee3b31c..69e5e02f1d6a 100644 --- a/src/rawmidi/rawmidi_hw.c +++ b/src/rawmidi/rawmidi_hw.c @@ -272,6 +272,28 @@ static ssize_t snd_rawmidi_hw_tread(snd_rawmidi_t *rmidi, struct timespec *tstam return ret + result; }
+static int snd_rawmidi_hw_ump_endpoint_info(snd_rawmidi_t *rmidi, void *buf) +{ + snd_rawmidi_hw_t *hw = rmidi->private_data; + + if (rmidi->version < SNDRV_PROTOCOL_VERSION(2, 0, 3)) + return -ENXIO; + if (ioctl(hw->fd, SNDRV_UMP_IOCTL_ENDPOINT_INFO, buf) < 0) + return -errno; + return 0; +} + +static int snd_rawmidi_hw_ump_block_info(snd_rawmidi_t *rmidi, void *buf) +{ + snd_rawmidi_hw_t *hw = rmidi->private_data; + + if (rmidi->version < SNDRV_PROTOCOL_VERSION(2, 0, 3)) + return -ENXIO; + if (ioctl(hw->fd, SNDRV_UMP_IOCTL_BLOCK_INFO, buf) < 0) + return -errno; + return 0; +} + static const snd_rawmidi_ops_t snd_rawmidi_hw_ops = { .close = snd_rawmidi_hw_close, .nonblock = snd_rawmidi_hw_nonblock, @@ -282,7 +304,9 @@ static const snd_rawmidi_ops_t snd_rawmidi_hw_ops = { .drain = snd_rawmidi_hw_drain, .write = snd_rawmidi_hw_write, .read = snd_rawmidi_hw_read, - .tread = snd_rawmidi_hw_tread + .tread = snd_rawmidi_hw_tread, + .ump_endpoint_info = snd_rawmidi_hw_ump_endpoint_info, + .ump_block_info = snd_rawmidi_hw_ump_block_info, };
diff --git a/src/rawmidi/rawmidi_local.h b/src/rawmidi/rawmidi_local.h index 4a88e7e4a5ba..7025542f6774 100644 --- a/src/rawmidi/rawmidi_local.h +++ b/src/rawmidi/rawmidi_local.h @@ -35,6 +35,8 @@ typedef struct { ssize_t (*write)(snd_rawmidi_t *rawmidi, const void *buffer, size_t size); ssize_t (*read)(snd_rawmidi_t *rawmidi, void *buffer, size_t size); ssize_t (*tread)(snd_rawmidi_t *rawmidi, struct timespec *tstamp, void *buffer, size_t size); + int (*ump_endpoint_info)(snd_rawmidi_t *rmidi, void *buf); + int (*ump_block_info)(snd_rawmidi_t *rmidi, void *buf); } snd_rawmidi_ops_t;
struct _snd_rawmidi { @@ -62,3 +64,6 @@ int snd_rawmidi_virtual_open(snd_rawmidi_t **inputp, snd_rawmidi_t **outputp, int merge, int mode);
#define snd_rawmidi_conf_generic_id(id) _snd_conf_generic_id(id) + +int _snd_rawmidi_ump_endpoint_info(snd_rawmidi_t *rmidi, void *info); +int _snd_rawmidi_ump_block_info(snd_rawmidi_t *rmidi, void *info);