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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-20 18:03:55 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-20 18:03:55 +0200 |
| commit | 46ee9645094ad1eb5b4888882ecaa1fb87dcd2a3 (patch) | |
| tree | d0a48e993568b6a2415cfc21fc06eaa2fd886429 /sound | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq (diff) | |
| parent | PM: PM QOS update fix (diff) | |
| download | linux-46ee9645094ad1eb5b4888882ecaa1fb87dcd2a3.tar.xz linux-46ee9645094ad1eb5b4888882ecaa1fb87dcd2a3.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
PM: PM QOS update fix
Freezer / cgroup freezer: Update stale locking comments
PM / platform_bus: Allow runtime PM by default
i2c: Fix bus-level power management callbacks
PM QOS update
PM / Hibernate: Fix block_io.c printk warning
PM / Hibernate: Group swap ops
PM / Hibernate: Move the first_sector out of swsusp_write
PM / Hibernate: Separate block_io
PM / Hibernate: Snapshot cleanup
FS / libfs: Implement simple_write_to_buffer
PM / Hibernate: document open(/dev/snapshot) side effects
PM / Runtime: Add sysfs debug files
PM: Improve device power management document
PM: Update device power management document
PM: Allow runtime_suspend methods to call pm_schedule_suspend()
PM: pm_wakeup - switch to using bool
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/core/pcm.c | 3 | ||||
| -rw-r--r-- | sound/core/pcm_native.c | 14 |
2 files changed, 8 insertions, 9 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 0d428d0896db..cbe815dfbdc8 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -648,9 +648,6 @@ int snd_pcm_new_stream(struct snd_pcm *pcm, int stream, int substream_count) substream->number = idx; substream->stream = stream; sprintf(substream->name, "subdevice #%i", idx); - snprintf(substream->latency_id, sizeof(substream->latency_id), - "ALSA-PCM%d-%d%c%d", pcm->card->number, pcm->device, - (stream ? 'c' : 'p'), idx); substream->buffer_bytes_max = UINT_MAX; if (prev == NULL) pstr->substream = substream; diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 20b5982c996b..192dd407512f 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -484,11 +484,13 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream, snd_pcm_timer_resolution_change(substream); runtime->status->state = SNDRV_PCM_STATE_SETUP; - pm_qos_remove_requirement(PM_QOS_CPU_DMA_LATENCY, - substream->latency_id); + if (substream->latency_pm_qos_req) { + pm_qos_remove_request(substream->latency_pm_qos_req); + substream->latency_pm_qos_req = NULL; + } if ((usecs = period_to_usecs(runtime)) >= 0) - pm_qos_add_requirement(PM_QOS_CPU_DMA_LATENCY, - substream->latency_id, usecs); + substream->latency_pm_qos_req = pm_qos_add_request( + PM_QOS_CPU_DMA_LATENCY, usecs); return 0; _error: /* hardware might be unuseable from this time, @@ -543,8 +545,8 @@ static int snd_pcm_hw_free(struct snd_pcm_substream *substream) if (substream->ops->hw_free) result = substream->ops->hw_free(substream); runtime->status->state = SNDRV_PCM_STATE_OPEN; - pm_qos_remove_requirement(PM_QOS_CPU_DMA_LATENCY, - substream->latency_id); + pm_qos_remove_request(substream->latency_pm_qos_req); + substream->latency_pm_qos_req = NULL; return result; } |