diff options
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/Kconfig | 6 | ||||
| -rw-r--r-- | sound/core/compress_offload.c | 11 | ||||
| -rw-r--r-- | sound/core/seq/oss/seq_oss_init.c | 2 | ||||
| -rw-r--r-- | sound/core/seq/oss/seq_oss_synth.c | 2 |
4 files changed, 16 insertions, 5 deletions
diff --git a/sound/core/Kconfig b/sound/core/Kconfig index e3e949126a56..a2a1e24becc6 100644 --- a/sound/core/Kconfig +++ b/sound/core/Kconfig @@ -97,11 +97,11 @@ config SND_PCM_TIMER bool "PCM timer interface" if EXPERT default y help - If you disable this option, pcm timer will be inavailable, so - those stubs used pcm timer (e.g. dmix, dsnoop & co) may work + If you disable this option, pcm timer will be unavailable, so + those stubs that use pcm timer (e.g. dmix, dsnoop & co) may work incorrectlly. - For some embedded device, we may disable it to reduce memory + For some embedded devices, we may disable it to reduce memory footprint, about 20KB on x86_64 platform. config SND_SEQUENCER_OSS diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index 18b8dc45bb8f..7fac3cae8abd 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -46,6 +46,13 @@ #include <sound/compress_offload.h> #include <sound/compress_driver.h> +/* struct snd_compr_codec_caps overflows the ioctl bit size for some + * architectures, so we need to disable the relevant ioctls. + */ +#if _IOC_SIZEBITS < 14 +#define COMPR_CODEC_CAPS_OVERFLOW +#endif + /* TODO: * - add substream support for multiple devices in case of * SND_DYNAMIC_MINORS is not used @@ -440,6 +447,7 @@ out: return retval; } +#ifndef COMPR_CODEC_CAPS_OVERFLOW static int snd_compr_get_codec_caps(struct snd_compr_stream *stream, unsigned long arg) { @@ -463,6 +471,7 @@ out: kfree(caps); return retval; } +#endif /* !COMPR_CODEC_CAPS_OVERFLOW */ /* revisit this with snd_pcm_preallocate_xxx */ static int snd_compr_allocate_buffer(struct snd_compr_stream *stream, @@ -801,9 +810,11 @@ static long snd_compr_ioctl(struct file *f, unsigned int cmd, unsigned long arg) case _IOC_NR(SNDRV_COMPRESS_GET_CAPS): retval = snd_compr_get_caps(stream, arg); break; +#ifndef COMPR_CODEC_CAPS_OVERFLOW case _IOC_NR(SNDRV_COMPRESS_GET_CODEC_CAPS): retval = snd_compr_get_codec_caps(stream, arg); break; +#endif case _IOC_NR(SNDRV_COMPRESS_SET_PARAMS): retval = snd_compr_set_params(stream, arg); break; diff --git a/sound/core/seq/oss/seq_oss_init.c b/sound/core/seq/oss/seq_oss_init.c index b1221b29728e..6779e82b46dd 100644 --- a/sound/core/seq/oss/seq_oss_init.c +++ b/sound/core/seq/oss/seq_oss_init.c @@ -202,7 +202,7 @@ snd_seq_oss_open(struct file *file, int level) dp->index = i; if (i >= SNDRV_SEQ_OSS_MAX_CLIENTS) { - pr_err("ALSA: seq_oss: too many applications\n"); + pr_debug("ALSA: seq_oss: too many applications\n"); rc = -ENOMEM; goto _error; } diff --git a/sound/core/seq/oss/seq_oss_synth.c b/sound/core/seq/oss/seq_oss_synth.c index 0f3b38184fe5..b16dbef04174 100644 --- a/sound/core/seq/oss/seq_oss_synth.c +++ b/sound/core/seq/oss/seq_oss_synth.c @@ -308,7 +308,7 @@ snd_seq_oss_synth_cleanup(struct seq_oss_devinfo *dp) struct seq_oss_synth *rec; struct seq_oss_synthinfo *info; - if (snd_BUG_ON(dp->max_synthdev >= SNDRV_SEQ_OSS_MAX_SYNTH_DEVS)) + if (snd_BUG_ON(dp->max_synthdev > SNDRV_SEQ_OSS_MAX_SYNTH_DEVS)) return; for (i = 0; i < dp->max_synthdev; i++) { info = &dp->synths[i]; |