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    Subject[PATCH v3 01/10] ASoC: wm8510: Convert to snd_soc_cache_sync
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    Convert to snd_soc_cache_sync for sync reg_cache with the hardware.

    Signed-off-by: Axel Lin <axel.lin@gmail.com>
    ---
    sound/soc/codecs/wm8510.c | 13 ++-----------
    1 files changed, 2 insertions(+), 11 deletions(-)

    diff --git a/sound/soc/codecs/wm8510.c b/sound/soc/codecs/wm8510.c
    index 55a4c83..07c9cc7 100644
    --- a/sound/soc/codecs/wm8510.c
    +++ b/sound/soc/codecs/wm8510.c
    @@ -480,6 +480,8 @@ static int wm8510_set_bias_level(struct snd_soc_codec *codec,
    power1 |= WM8510_POWER1_BIASEN | WM8510_POWER1_BUFIOEN;

    if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
    + snd_soc_cache_sync(codec);
    +
    /* Initial cap charge at VMID 5k */
    snd_soc_write(codec, WM8510_POWER1, power1 | 0x3);
    mdelay(100);
    @@ -541,18 +543,7 @@ static int wm8510_suspend(struct snd_soc_codec *codec, pm_message_t state)

    static int wm8510_resume(struct snd_soc_codec *codec)
    {
    - int i;
    - u8 data[2];
    - u16 *cache = codec->reg_cache;
    -
    - /* Sync reg_cache with the hardware */
    - for (i = 0; i < ARRAY_SIZE(wm8510_reg); i++) {
    - data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
    - data[1] = cache[i] & 0x00ff;
    - codec->hw_write(codec->control_data, data, 2);
    - }
    wm8510_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
    -
    return 0;
    }

    --
    1.7.4.1




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