On Mon, Nov 02, 2015 at 04:44:04PM +0800, Zidan Wang wrote: > Hi Mark, Please fix your mail client to word wrap within paragraphs at something substantially less than 80 columns. Doing this makes your messages much easier to read and reply to. > In wm8960 codec driver, suspend_bias_off has been enabled. So when > system suspend, the wm8960 codec will go to bias off, it will disable > VMID and VREF, then sleep 600ms. It seems that 600ms is too long for > system suspend. > Because the wm8960 datasheet don't mentioned the sleep time, so i want > to check with you if we can shorten the sleep time. These times are totally normal for a VMID referenced CODEC like the wm8960, attempting to ramp faster produces audible artifacting.
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