ASoC: rt1015: remove unneeded variables in rt1015_priv

- `lrck' is only used in .hw_params callback so that it can be local.
- `bclk' is unused.
- `id' is unused.
- `amp_ver' is unused.

Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20201224100607.3006171-6-tzungbi@google.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/rt1015.c b/sound/soc/codecs/rt1015.c
index cc57529..bf452cc 100644 (file)
--- a/sound/soc/codecs/rt1015.c
+++ b/sound/soc/codecs/rt1015.c
@@ -704,11 +704,11 @@ static int rt1015_hw_params(struct snd_pcm_substream *substream,
 {
        struct snd_soc_component *component = dai->component;
        struct rt1015_priv *rt1015 = snd_soc_component_get_drvdata(component);
-       int pre_div, bclk_ms, frame_size;
+       int pre_div, bclk_ms, frame_size, lrck;
        unsigned int val_len = 0;
 
-       rt1015->lrck = params_rate(params);
-       pre_div = rl6231_get_clk_info(rt1015->sysclk, rt1015->lrck);
+       lrck = params_rate(params);
+       pre_div = rl6231_get_clk_info(rt1015->sysclk, lrck);
        if (pre_div < 0) {
                dev_err(component->dev, "Unsupported clock rate\n");
                return -EINVAL;
@@ -722,13 +722,12 @@ static int rt1015_hw_params(struct snd_pcm_substream *substream,
        }
 
        bclk_ms = frame_size > 32;
-       rt1015->bclk = rt1015->lrck * (32 << bclk_ms);
 
        dev_dbg(component->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
                                bclk_ms, pre_div, dai->id);
 
        dev_dbg(component->dev, "lrck is %dHz and pre_div is %d for iis %d\n",
-                               rt1015->lrck, pre_div, dai->id);
+                               lrck, pre_div, dai->id);
 
        switch (params_width(params)) {
        case 16:

diff --git a/sound/soc/codecs/rt1015.h b/sound/soc/codecs/rt1015.h
index b6ea753..e9b498a 100644 (file)
--- a/sound/soc/codecs/rt1015.h
+++ b/sound/soc/codecs/rt1015.h
@@ -427,16 +427,12 @@ struct rt1015_priv {
        struct regmap *regmap;
        int sysclk;
        int sysclk_src;
-       int lrck;
-       int bclk;
        int bclk_ratio;
-       int id;
        int pll_src;
        int pll_in;
        int pll_out;
        int boost_mode;
        int bypass_boost;
-       int amp_ver;
        int dac_is_used;
        int cali_done;
        int hw_config;