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-rw-r--r--sound/core/oss/pcm_oss.c6
-rw-r--r--sound/core/pcm_lib.c15
-rw-r--r--sound/core/pcm_native.c10
-rw-r--r--sound/core/seq/oss/seq_oss_midi.c6
-rw-r--r--sound/core/seq/seq_midi.c3
-rw-r--r--sound/core/timer.c4
6 files changed, 29 insertions, 15 deletions
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index ada69d7a8d70..80423a4ccab6 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -719,7 +719,7 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
oss_buffer_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, NULL)) * oss_frame_size;
- oss_buffer_size = 1 << ld2(oss_buffer_size);
+ oss_buffer_size = rounddown_pow_of_two(oss_buffer_size);
if (atomic_read(&substream->mmap_count)) {
if (oss_buffer_size > runtime->oss.mmap_bytes)
oss_buffer_size = runtime->oss.mmap_bytes;
@@ -755,14 +755,14 @@ static int snd_pcm_oss_period_size(struct snd_pcm_substream *substream,
min_period_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_min(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
min_period_size *= oss_frame_size;
- min_period_size = 1 << (ld2(min_period_size - 1) + 1);
+ min_period_size = roundup_pow_of_two(min_period_size);
if (oss_period_size < min_period_size)
oss_period_size = min_period_size;
max_period_size = snd_pcm_plug_client_size(substream,
snd_pcm_hw_param_value_max(slave_params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, NULL));
max_period_size *= oss_frame_size;
- max_period_size = 1 << ld2(max_period_size);
+ max_period_size = rounddown_pow_of_two(max_period_size);
if (oss_period_size > max_period_size)
oss_period_size = max_period_size;
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index ec9e7866177f..db05e04d0070 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -1299,8 +1299,14 @@ static int snd_pcm_hw_rule_msbits(struct snd_pcm_hw_params *params,
int width = l & 0xffff;
unsigned int msbits = l >> 16;
struct snd_interval *i = hw_param_interval(params, SNDRV_PCM_HW_PARAM_SAMPLE_BITS);
- if (snd_interval_single(i) && snd_interval_value(i) == width)
- params->msbits = msbits;
+
+ if (!snd_interval_single(i))
+ return 0;
+
+ if ((snd_interval_value(i) == width) ||
+ (width == 0 && snd_interval_value(i) > msbits))
+ params->msbits = min_not_zero(params->msbits, msbits);
+
return 0;
}
@@ -1311,6 +1317,11 @@ static int snd_pcm_hw_rule_msbits(struct snd_pcm_hw_params *params,
* @width: sample bits width
* @msbits: msbits width
*
+ * This constraint will set the number of most significant bits (msbits) if a
+ * sample format with the specified width has been select. If width is set to 0
+ * the msbits will be set for any sample format with a width larger than the
+ * specified msbits.
+ *
* Return: Zero if successful, or a negative error code on failure.
*/
int snd_pcm_hw_constraint_msbits(struct snd_pcm_runtime *runtime,
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 095d9572ad2b..ff3abc3b4ff5 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -420,7 +420,8 @@ int snd_pcm_hw_refine(struct snd_pcm_substream *substream,
hw = &substream->runtime->hw;
if (!params->info) {
- params->info = hw->info & ~SNDRV_PCM_INFO_FIFO_IN_FRAMES;
+ params->info = hw->info & ~(SNDRV_PCM_INFO_FIFO_IN_FRAMES |
+ SNDRV_PCM_INFO_DRAIN_TRIGGER);
if (!hw_support_mmap(substream))
params->info &= ~(SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID);
@@ -1566,6 +1567,13 @@ static int snd_pcm_do_drain_init(struct snd_pcm_substream *substream, int state)
snd_pcm_post_stop(substream, new_state);
}
}
+
+ if (runtime->status->state == SNDRV_PCM_STATE_DRAINING &&
+ runtime->trigger_master == substream &&
+ (runtime->hw.info & SNDRV_PCM_INFO_DRAIN_TRIGGER))
+ return substream->ops->trigger(substream,
+ SNDRV_PCM_TRIGGER_DRAIN);
+
return 0;
}
diff --git a/sound/core/seq/oss/seq_oss_midi.c b/sound/core/seq/oss/seq_oss_midi.c
index 3a4569669efa..e79cc44b1394 100644
--- a/sound/core/seq/oss/seq_oss_midi.c
+++ b/sound/core/seq/oss/seq_oss_midi.c
@@ -237,8 +237,7 @@ snd_seq_oss_midi_check_exit_port(int client, int port)
spin_unlock_irqrestore(&register_lock, flags);
snd_use_lock_free(&mdev->use_lock);
snd_use_lock_sync(&mdev->use_lock);
- if (mdev->coder)
- snd_midi_event_free(mdev->coder);
+ snd_midi_event_free(mdev->coder);
kfree(mdev);
}
spin_lock_irqsave(&register_lock, flags);
@@ -265,8 +264,7 @@ snd_seq_oss_midi_clear_all(void)
spin_lock_irqsave(&register_lock, flags);
for (i = 0; i < max_midi_devs; i++) {
if ((mdev = midi_devs[i]) != NULL) {
- if (mdev->coder)
- snd_midi_event_free(mdev->coder);
+ snd_midi_event_free(mdev->coder);
kfree(mdev);
midi_devs[i] = NULL;
}
diff --git a/sound/core/seq/seq_midi.c b/sound/core/seq/seq_midi.c
index a1fd77af6059..68fec776da26 100644
--- a/sound/core/seq/seq_midi.c
+++ b/sound/core/seq/seq_midi.c
@@ -268,8 +268,7 @@ static void snd_seq_midisynth_delete(struct seq_midisynth *msynth)
snd_seq_event_port_detach(msynth->seq_client, msynth->seq_port);
}
- if (msynth->parser)
- snd_midi_event_free(msynth->parser);
+ snd_midi_event_free(msynth->parser);
}
/* register new midi synth port */
diff --git a/sound/core/timer.c b/sound/core/timer.c
index 777a45e08e53..a44235555896 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1030,9 +1030,7 @@ static int snd_timer_register_system(void)
snd_timer_free(timer);
return -ENOMEM;
}
- init_timer(&priv->tlist);
- priv->tlist.function = snd_timer_s_function;
- priv->tlist.data = (unsigned long) timer;
+ setup_timer(&priv->tlist, snd_timer_s_function, (unsigned long) timer);
timer->private_data = priv;
timer->private_free = snd_timer_free_system;
return snd_timer_global_register(timer);