Merge branch 'for-3.14/core' into for-3.14/drivers

We need the updated code to make bcache easier to merge.

1 files changed, 13 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c
index 543c5c2631b6..0f17ed3e29f4 100644
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -2439,7 +2439,20 @@ static void wm8962_configure_bclk(struct snd_soc_codec *codec)
         snd_soc_update_bits(codec, WM8962_CLOCKING_4,
                             WM8962_SYSCLK_RATE_MASK, clocking4);
 
+        /* DSPCLK_DIV can be only generated correctly after enabling SYSCLK.
+         * So we here provisionally enable it and then disable it afterward
+         * if current bias_level hasn't reached SND_SOC_BIAS_ON.
+         */
+        if (codec->dapm.bias_level != SND_SOC_BIAS_ON)
+                snd_soc_update_bits(codec, WM8962_CLOCKING2,
+                                WM8962_SYSCLK_ENA_MASK, WM8962_SYSCLK_ENA);
+
         dspclk = snd_soc_read(codec, WM8962_CLOCKING1);
+
+        if (codec->dapm.bias_level != SND_SOC_BIAS_ON)
+                snd_soc_update_bits(codec, WM8962_CLOCKING2,
+                                WM8962_SYSCLK_ENA_MASK, 0);
+
         if (dspclk < 0) {
                 dev_err(codec->dev, "Failed to read DSPCLK: %d\n", dspclk);
                 return;