redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ASoC: Allow DAPM pin operations to match any context 

The DAPM pin operations currently require that the specific DAPM context
that the pin being operated in is contained in be specified. With multi
component and especially with the addition of a per-card DAPM context
this isn't ideal as it means that things like disabling unused pins on
CODECs require looking up the CODEC DAPM context.

Fix this by falling back to matching a widget in any context if there isn't
a match in the current context. The code isn't ideal currently but will do
the job.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
hifive-unleashed-5.1
Mark Brown 2011-04-06 11:38:14 +09:00
parent 52ba67bf85
commit 0d86733cce
1 changed files with 24 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
sound/soc/soc-dapm.c
View File

@ -1477,6 +1477,19 @@ static int snd_soc_dapm_set_pin(struct snd_soc_dapm_context *dapm,
}
}
/* Try again in other contexts */
list_for_each_entry(w, &dapm->card->widgets, list) {
if (!strcmp(w->name, pin)) {
dev_dbg(w->dapm->dev, "dapm: pin %s = %d\n",
pin, status);
w->connected = status;
/* Allow disabling of forced pins */
if (status == 0)
w->force = 0;
return 0;
}
}
dev_err(dapm->dev, "dapm: unknown pin %s\n", pin);
return -EINVAL;
}
@ -2317,6 +2330,17 @@ int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm,
}
}
/* Try again with other contexts */
list_for_each_entry(w, &dapm->card->widgets, list) {
if (!strcmp(w->name, pin)) {
dev_dbg(w->dapm->dev,
"dapm: force enable pin %s\n", pin);
w->connected = 1;
w->force = 1;
return 0;
}
}
dev_err(dapm->dev, "dapm: unknown pin %s\n", pin);
return -EINVAL;
}