diff options
| author |   Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-02-16 11:50:07 -0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-02-17 08:10:33 -0800 |
| commit | 1a8b2d9d5b6a9909ef0633990fb40c765a791692 (patch) | |
| tree | 5eaceea869173f3338e10d92e5c247ce89cb11aa /sound/soc/soc-dapm.c | |
| parent | ASoC: wm8994: Convert to use DAI widget routing rather than streams (diff) | |
| download | linux-dev-1a8b2d9d5b6a9909ef0633990fb40c765a791692.tar.xz linux-dev-1a8b2d9d5b6a9909ef0633990fb40c765a791692.zip | |
ASoC: dapm: Only mark pin widgets as dirty if we actually change state
Small optimisation for noop state updates.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 86569044f662..c9b088dab1cf 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -1927,10 +1927,12 @@ static int snd_soc_dapm_set_pin(struct snd_soc_dapm_context *dapm, return -EINVAL; } + if (w->connected != status) + dapm_mark_dirty(w, "pin configuration"); + w->connected = status; if (status == 0) w->force = 0; - dapm_mark_dirty(w, "pin configuration"); return 0; } |