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seq: hw - notify if running mode / pversion ioctl fails

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2025-11-11 16:10:59 +01:00
parent 122d362265
commit 3ce629a4c2
1 changed files with 5 additions and 3 deletions
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8
src/seq/seq_hw.c
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@ -541,8 +541,8 @@ int snd_seq_hw_open(snd_seq_t **handle, const char *name, int streams, int mode)
return -errno;
}
if (ioctl(fd, SNDRV_SEQ_IOCTL_PVERSION, &ver) < 0) {
snd_errornum(SEQUENCER, "SNDRV_SEQ_IOCTL_PVERSION failed");
ret = -errno;
snd_errornum(SEQUENCER, "SNDRV_SEQ_IOCTL_PVERSION failed");
close(fd);
return ret;
}
@ -553,7 +553,8 @@ int snd_seq_hw_open(snd_seq_t **handle, const char *name, int streams, int mode)
if (SNDRV_PROTOCOL_VERSION(1, 0, 3) <= ver) {
/* inform the protocol version we're supporting */
unsigned int user_ver = SNDRV_SEQ_VERSION;
ioctl(fd, SNDRV_SEQ_IOCTL_USER_PVERSION, &user_ver);
if (ioctl(fd, SNDRV_SEQ_IOCTL_USER_PVERSION, &user_ver))
snd_errornum(SEQUENCER, "cannot set user protocol version");
}
hw = calloc(1, sizeof(snd_seq_hw_t));
if (hw == NULL) {
@ -620,7 +621,8 @@ int snd_seq_hw_open(snd_seq_t **handle, const char *name, int streams, int mode)
run_mode.big_endian = 0;
#endif
run_mode.cpu_mode = sizeof(long);
ioctl(fd, SNDRV_SEQ_IOCTL_RUNNING_MODE, &run_mode);
if (ioctl(fd, SNDRV_SEQ_IOCTL_RUNNING_MODE, &run_mode))
snd_warn(SEQUENCER, "running mode cannot be set");
}
#endif