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ASoC: Bail out of wm_hubs DC servo if calibration fails 

We're keeping track of the number of times we've iterated but never
actually using this to bail out if the chip looks stuck.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Mark Brown 2010-03-18 12:25:35 +00:00
parent fdb6b1e195
commit 6937c947d3
1 changed files with 1 additions and 1 deletions
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2
sound/soc/codecs/wm_hubs.c
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@ -74,7 +74,7 @@ static void wait_for_dc_servo(struct snd_soc_codec *codec)
msleep(1);
reg = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_0);
dev_dbg(codec->dev, "DC servo: %x\n", reg);
} while (reg & WM8993_DCS_DATAPATH_BUSY);
} while (reg & WM8993_DCS_DATAPATH_BUSY && count < 400);
if (reg & WM8993_DCS_DATAPATH_BUSY)
dev_err(codec->dev, "Timed out waiting for DC Servo\n");