From: Jack Yu jack.yu@realtek.com
[ Upstream commit 57589f82762e40bdaa975d840fa2bc5157b5be95 ]
The DAI clock is only used in I2S mode, to make it clear and to fix clock resource release issue, we move CCF clock related code to rt5682_i2c_probe to fix clock register/unregister issue.
Signed-off-by: Jack Yu jack.yu@realtek.com Link: https://lore.kernel.org/r/20210929054344.12112-1-jack.yu@realtek.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/codecs/rt5682-i2c.c | 22 +++++++++++ sound/soc/codecs/rt5682.c | 70 +++++++++++++---------------------- sound/soc/codecs/rt5682.h | 3 ++ 3 files changed, 51 insertions(+), 44 deletions(-)
diff --git a/sound/soc/codecs/rt5682-i2c.c b/sound/soc/codecs/rt5682-i2c.c index 74a1fee071dd..3d2d7c9ce66d 100644 --- a/sound/soc/codecs/rt5682-i2c.c +++ b/sound/soc/codecs/rt5682-i2c.c @@ -133,6 +133,8 @@ static int rt5682_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, rt5682);
+ rt5682->i2c_dev = &i2c->dev; + rt5682->pdata = i2s_default_platform_data;
if (pdata) @@ -270,6 +272,26 @@ static int rt5682_i2c_probe(struct i2c_client *i2c, dev_err(&i2c->dev, "Failed to reguest IRQ: %d\n", ret); }
+#ifdef CONFIG_COMMON_CLK + /* Check if MCLK provided */ + rt5682->mclk = devm_clk_get(&i2c->dev, "mclk"); + if (IS_ERR(rt5682->mclk)) { + if (PTR_ERR(rt5682->mclk) != -ENOENT) { + ret = PTR_ERR(rt5682->mclk); + return ret; + } + rt5682->mclk = NULL; + } + + /* Register CCF DAI clock control */ + ret = rt5682_register_dai_clks(rt5682); + if (ret) + return ret; + + /* Initial setup for CCF */ + rt5682->lrck[RT5682_AIF1] = 48000; +#endif + return devm_snd_soc_register_component(&i2c->dev, &rt5682_soc_component_dev, rt5682_dai, ARRAY_SIZE(rt5682_dai)); diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c index 1cd59e166cce..80d199843b8c 100644 --- a/sound/soc/codecs/rt5682.c +++ b/sound/soc/codecs/rt5682.c @@ -2562,7 +2562,7 @@ static int rt5682_set_bias_level(struct snd_soc_component *component, static bool rt5682_clk_check(struct rt5682_priv *rt5682) { if (!rt5682->master[RT5682_AIF1]) { - dev_dbg(rt5682->component->dev, "sysclk/dai not set correctly\n"); + dev_dbg(rt5682->i2c_dev, "sysclk/dai not set correctly\n"); return false; } return true; @@ -2573,13 +2573,15 @@ static int rt5682_wclk_prepare(struct clk_hw *hw) struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_WCLK_IDX]); - struct snd_soc_component *component = rt5682->component; - struct snd_soc_dapm_context *dapm = - snd_soc_component_get_dapm(component); + struct snd_soc_component *component; + struct snd_soc_dapm_context *dapm;
if (!rt5682_clk_check(rt5682)) return -EINVAL;
+ component = rt5682->component; + dapm = snd_soc_component_get_dapm(component); + snd_soc_dapm_mutex_lock(dapm);
snd_soc_dapm_force_enable_pin_unlocked(dapm, "MICBIAS"); @@ -2609,13 +2611,15 @@ static void rt5682_wclk_unprepare(struct clk_hw *hw) struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_WCLK_IDX]); - struct snd_soc_component *component = rt5682->component; - struct snd_soc_dapm_context *dapm = - snd_soc_component_get_dapm(component); + struct snd_soc_component *component; + struct snd_soc_dapm_context *dapm;
if (!rt5682_clk_check(rt5682)) return;
+ component = rt5682->component; + dapm = snd_soc_component_get_dapm(component); + snd_soc_dapm_mutex_lock(dapm);
snd_soc_dapm_disable_pin_unlocked(dapm, "MICBIAS"); @@ -2639,7 +2643,6 @@ static unsigned long rt5682_wclk_recalc_rate(struct clk_hw *hw, struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_WCLK_IDX]); - struct snd_soc_component *component = rt5682->component; const char * const clk_name = clk_hw_get_name(hw);
if (!rt5682_clk_check(rt5682)) @@ -2649,7 +2652,7 @@ static unsigned long rt5682_wclk_recalc_rate(struct clk_hw *hw, */ if (rt5682->lrck[RT5682_AIF1] != CLK_48 && rt5682->lrck[RT5682_AIF1] != CLK_44) { - dev_warn(component->dev, "%s: clk %s only support %d or %d Hz output\n", + dev_warn(rt5682->i2c_dev, "%s: clk %s only support %d or %d Hz output\n", __func__, clk_name, CLK_44, CLK_48); return 0; } @@ -2663,7 +2666,6 @@ static long rt5682_wclk_round_rate(struct clk_hw *hw, unsigned long rate, struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_WCLK_IDX]); - struct snd_soc_component *component = rt5682->component; const char * const clk_name = clk_hw_get_name(hw);
if (!rt5682_clk_check(rt5682)) @@ -2673,7 +2675,7 @@ static long rt5682_wclk_round_rate(struct clk_hw *hw, unsigned long rate, * It will force to 48kHz if not both. */ if (rate != CLK_48 && rate != CLK_44) { - dev_warn(component->dev, "%s: clk %s only support %d or %d Hz output\n", + dev_warn(rt5682->i2c_dev, "%s: clk %s only support %d or %d Hz output\n", __func__, clk_name, CLK_44, CLK_48); rate = CLK_48; } @@ -2687,7 +2689,7 @@ static int rt5682_wclk_set_rate(struct clk_hw *hw, unsigned long rate, struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_WCLK_IDX]); - struct snd_soc_component *component = rt5682->component; + struct snd_soc_component *component; struct clk_hw *parent_hw; const char * const clk_name = clk_hw_get_name(hw); int pre_div; @@ -2696,6 +2698,8 @@ static int rt5682_wclk_set_rate(struct clk_hw *hw, unsigned long rate, if (!rt5682_clk_check(rt5682)) return -EINVAL;
+ component = rt5682->component; + /* * Whether the wclk's parent clk (mclk) exists or not, please ensure * it is fixed or set to 48MHz before setting wclk rate. It's a @@ -2705,12 +2709,12 @@ static int rt5682_wclk_set_rate(struct clk_hw *hw, unsigned long rate, */ parent_hw = clk_hw_get_parent(hw); if (!parent_hw) - dev_warn(component->dev, + dev_warn(rt5682->i2c_dev, "Parent mclk of wclk not acquired in driver. Please ensure mclk was provided as %d Hz.\n", CLK_PLL2_FIN);
if (parent_rate != CLK_PLL2_FIN) - dev_warn(component->dev, "clk %s only support %d Hz input\n", + dev_warn(rt5682->i2c_dev, "clk %s only support %d Hz input\n", clk_name, CLK_PLL2_FIN);
/* @@ -2742,10 +2746,9 @@ static unsigned long rt5682_bclk_recalc_rate(struct clk_hw *hw, struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_BCLK_IDX]); - struct snd_soc_component *component = rt5682->component; unsigned int bclks_per_wclk;
- bclks_per_wclk = snd_soc_component_read(component, RT5682_TDM_TCON_CTRL); + regmap_read(rt5682->regmap, RT5682_TDM_TCON_CTRL, &bclks_per_wclk);
switch (bclks_per_wclk & RT5682_TDM_BCLK_MS1_MASK) { case RT5682_TDM_BCLK_MS1_256: @@ -2806,20 +2809,22 @@ static int rt5682_bclk_set_rate(struct clk_hw *hw, unsigned long rate, struct rt5682_priv *rt5682 = container_of(hw, struct rt5682_priv, dai_clks_hw[RT5682_DAI_BCLK_IDX]); - struct snd_soc_component *component = rt5682->component; + struct snd_soc_component *component; struct snd_soc_dai *dai; unsigned long factor;
if (!rt5682_clk_check(rt5682)) return -EINVAL;
+ component = rt5682->component; + factor = rt5682_bclk_get_factor(rate, parent_rate);
for_each_component_dais(component, dai) if (dai->id == RT5682_AIF1) break; if (!dai) { - dev_err(component->dev, "dai %d not found in component\n", + dev_err(rt5682->i2c_dev, "dai %d not found in component\n", RT5682_AIF1); return -ENODEV; } @@ -2842,10 +2847,9 @@ static const struct clk_ops rt5682_dai_clk_ops[RT5682_DAI_NUM_CLKS] = { }, };
-static int rt5682_register_dai_clks(struct snd_soc_component *component) +int rt5682_register_dai_clks(struct rt5682_priv *rt5682) { - struct device *dev = component->dev; - struct rt5682_priv *rt5682 = snd_soc_component_get_drvdata(component); + struct device *dev = rt5682->i2c_dev; struct rt5682_platform_data *pdata = &rt5682->pdata; struct clk_hw *dai_clk_hw; int i, ret; @@ -2905,6 +2909,7 @@ static int rt5682_register_dai_clks(struct snd_soc_component *component)
return 0; } +EXPORT_SYMBOL_GPL(rt5682_register_dai_clks); #endif /* CONFIG_COMMON_CLK */
static int rt5682_probe(struct snd_soc_component *component) @@ -2914,9 +2919,6 @@ static int rt5682_probe(struct snd_soc_component *component) unsigned long time; struct snd_soc_dapm_context *dapm = &component->dapm;
-#ifdef CONFIG_COMMON_CLK - int ret; -#endif rt5682->component = component;
if (rt5682->is_sdw) { @@ -2928,26 +2930,6 @@ static int rt5682_probe(struct snd_soc_component *component) dev_err(&slave->dev, "Initialization not complete, timed out\n"); return -ETIMEDOUT; } - } else { -#ifdef CONFIG_COMMON_CLK - /* Check if MCLK provided */ - rt5682->mclk = devm_clk_get(component->dev, "mclk"); - if (IS_ERR(rt5682->mclk)) { - if (PTR_ERR(rt5682->mclk) != -ENOENT) { - ret = PTR_ERR(rt5682->mclk); - return ret; - } - rt5682->mclk = NULL; - } - - /* Register CCF DAI clock control */ - ret = rt5682_register_dai_clks(component); - if (ret) - return ret; - - /* Initial setup for CCF */ - rt5682->lrck[RT5682_AIF1] = CLK_48; -#endif }
snd_soc_dapm_disable_pin(dapm, "MICBIAS"); diff --git a/sound/soc/codecs/rt5682.h b/sound/soc/codecs/rt5682.h index 539a9fe26294..52ff0d9c36c5 100644 --- a/sound/soc/codecs/rt5682.h +++ b/sound/soc/codecs/rt5682.h @@ -1428,6 +1428,7 @@ enum {
struct rt5682_priv { struct snd_soc_component *component; + struct device *i2c_dev; struct rt5682_platform_data pdata; struct regmap *regmap; struct regmap *sdw_regmap; @@ -1481,6 +1482,8 @@ void rt5682_calibrate(struct rt5682_priv *rt5682); void rt5682_reset(struct rt5682_priv *rt5682); int rt5682_parse_dt(struct rt5682_priv *rt5682, struct device *dev);
+int rt5682_register_dai_clks(struct rt5682_priv *rt5682); + #define RT5682_REG_NUM 318 extern const struct reg_default rt5682_reg[RT5682_REG_NUM];