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ASoC: Display the power register in DAPM widget debugfs 

Make it a bit easier to tie DAPM widgets in with the register map
without referring to the source by including the register location
controlled by the widget.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Mark Brown 2009-12-04 15:25:56 +00:00
parent dd1b3d53c2
commit d033c36ae5
1 changed files with 8 additions and 1 deletions
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9
sound/soc/soc-dapm.c
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@ -1147,9 +1147,16 @@ static ssize_t dapm_widget_power_read_file(struct file *file,
out = is_connected_output_ep(w);
dapm_clear_walk(w->codec);
ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d\n",
ret = snprintf(buf, PAGE_SIZE, "%s: %s in %d out %d",
w->name, w->power ? "On" : "Off", in, out);
if (w->reg >= 0)
ret += snprintf(buf + ret, PAGE_SIZE - ret,
" - R%d(0x%x) bit %d",
w->reg, w->reg, w->shift);
ret += snprintf(buf + ret, PAGE_SIZE - ret, "\n");
if (w->sname)
ret += snprintf(buf + ret, PAGE_SIZE - ret, " stream %s %s\n",
w->sname,