ASoC: rt5665: force using PLL if MCLK is not suitable

Idealy PLL will be set in machine driver if MCLK doesn't meet the
requirement of codec. To let the codec driver be more general, we
can use a common PLL setting once sysclk/pll doesn't set properly
in machine driver.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/rt5665.c b/sound/soc/codecs/rt5665.c
index 370ed54d1e1590f1036a4ff4425c0462245d3360..d3103efcb135d625bd857debb1f4e4317e5eb629 100644 (file)
--- a/sound/soc/codecs/rt5665.c
+++ b/sound/soc/codecs/rt5665.c
@@ -4098,9 +4098,12 @@ static int rt5665_hw_params(struct snd_pcm_substream *substream,
        rt5665->lrck[dai->id] = params_rate(params);
        pre_div = rl6231_get_clk_info(rt5665->sysclk, rt5665->lrck[dai->id]);
        if (pre_div < 0) {
-               dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
-                       rt5665->lrck[dai->id], dai->id);
-               return -EINVAL;
+               dev_warn(codec->dev, "Force using PLL");
+               snd_soc_codec_set_pll(codec, 0, RT5665_PLL1_S_MCLK,
+                       rt5665->sysclk, rt5665->lrck[dai->id] * 512);
+               snd_soc_codec_set_sysclk(codec, RT5665_SCLK_S_PLL1, 0,
+                       rt5665->lrck[dai->id] * 512, 0);
+               pre_div = 1;
        }
        frame_size = snd_soc_params_to_frame_size(params);
        if (frame_size < 0) {