Merge "ASoC: wcd9335: add support for rock bottom sleep current" (494ca1d5) · Commits · e / devices / android_kernel_xiaomi_markw

sound/soc/codecs/wcd9335.c

+36 −0

Original line number	Diff line number	Diff line
		@@ -682,6 +682,7 @@ struct tasha_priv {
		struct wcd_cpe_core *cpe_core;
		u32 current_cpe_clk_freq;
		enum tasha_sido_voltage sido_voltage;
		int sido_ccl_cnt;

		u32 ana_rx_supplies;
		/* Multiplication factor used for impedance detection */
		@@ -805,6 +806,36 @@ static void tasha_enable_sido_buck(struct snd_soc_codec *codec)
		tasha->resmgr->sido_input_src = SIDO_SOURCE_RCO_BG;
		}

		static void tasha_cdc_sido_ccl_enable(struct tasha_priv *tasha, bool ccl_flag)
		{
		struct snd_soc_codec *codec = tasha->codec;

		if (!codec)
		return;

		if (!TASHA_IS_2_0(tasha->wcd9xxx->version)) {
		dev_dbg(codec->dev, "%s: tasha version < 2p0, return\n",
		__func__);
		return;
		}
		dev_dbg(codec->dev, "%s: sido_ccl_cnt=%d, ccl_flag:%d\n",
		__func__, tasha->sido_ccl_cnt, ccl_flag);
		if (ccl_flag) {
		if (++tasha->sido_ccl_cnt == 1)
		snd_soc_update_bits(codec,
		WCD9335_SIDO_SIDO_CCL_10, 0xFF, 0x6E);
		} else {
		if (tasha->sido_ccl_cnt == 0) {
		dev_dbg(codec->dev, "%s: sido_ccl already disabled\n",
		__func__);
		return;
		}
		if (--tasha->sido_ccl_cnt == 0)
		snd_soc_update_bits(codec,
		WCD9335_SIDO_SIDO_CCL_10, 0xFF, 0x02);
		}
		}

		static bool tasha_cdc_is_svs_enabled(struct tasha_priv *tasha)
		{
		if (TASHA_IS_2_0(tasha->wcd9xxx->version) &&
		@@ -820,6 +851,7 @@ static int tasha_cdc_req_mclk_enable(struct tasha_priv *tasha,
		int ret = 0;

		if (enable) {
		tasha_cdc_sido_ccl_enable(tasha, true);
		ret = clk_prepare_enable(tasha->wcd_ext_clk);
		if (ret) {
		dev_err(tasha->dev, "%s: ext clk enable failed\n",
		@@ -836,6 +868,7 @@ static int tasha_cdc_req_mclk_enable(struct tasha_priv *tasha,
		/* put BG */
		wcd_resmgr_disable_master_bias(tasha->resmgr);
		clk_disable_unprepare(tasha->wcd_ext_clk);
		tasha_cdc_sido_ccl_enable(tasha, false);
		}
		err:
		return ret;
		@@ -10245,6 +10278,7 @@ static int tasha_codec_internal_rco_ctrl(struct snd_soc_codec *codec,

		WCD9XXX_V2_BG_CLK_LOCK(tasha->resmgr);
		if (enable) {
		tasha_cdc_sido_ccl_enable(tasha, true);
		if (wcd_resmgr_get_clk_type(tasha->resmgr) ==
		WCD_CLK_RCO) {
		ret = wcd_resmgr_enable_clk_block(tasha->resmgr,
		@@ -10259,6 +10293,7 @@ static int tasha_codec_internal_rco_ctrl(struct snd_soc_codec *codec,
		} else {
		ret = wcd_resmgr_disable_clk_block(tasha->resmgr,
		WCD_CLK_RCO);
		tasha_cdc_sido_ccl_enable(tasha, false);
		}

		if (ret) {
		@@ -11889,6 +11924,7 @@ static int tasha_probe(struct platform_device *pdev)
		tasha->wcd_ext_clk = wcd_ext_clk;
		tasha->sido_voltage = SIDO_VOLTAGE_NOMINAL_MV;
		set_bit(AUDIO_NOMINAL, &tasha->status_mask);
		tasha->sido_ccl_cnt = 0;

		/* Register native clk for 44.1 playback */
		wcd_native_clk = clk_get(tasha->wcd9xxx->dev, "wcd_native_clk");