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Commit d92c7df9 authored by Aditya Bavanari's avatar Aditya Bavanari Committed by Gerrit - the friendly Code Review server
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asoc: sm6150: Fix MCLK enable/disable sequence in MI2S slave mode 



Set enable/disable flag properly before sending the clk request
to ADSP in MI2S slave mode.

Change-Id: I4a145b1765b19b2eb708a52a35b51032f540fb2d
Signed-off-by: default avatarAditya Bavanari <abavanar@codeaurora.org>
parent c63ec8cd

asoc/sm6150.c

+2 −2
Original line number Diff line number Diff line
@@ -5928,6 +5928,7 @@ static int msm_mi2s_snd_startup(struct snd_pcm_substream *substream) 
		if (mi2s_intf_conf[index].msm_is_ext_mclk) {

			pr_debug("%s: Enabling mclk, clk_freq_in_hz = %u\n",

				__func__, mi2s_mclk[index].clk_freq_in_hz);

			mi2s_mclk[index].enable = 1;

			ret = afe_set_lpass_clock_v2(port_id,

						     &mi2s_mclk[index]);

			if (ret < 0) {
@@ -5935,7 +5936,6 @@ static int msm_mi2s_snd_startup(struct snd_pcm_substream *substream) 
					__func__, ret);

				goto clk_off;

			}

			mi2s_mclk[index].enable = 1;

		}

		if (pdata->mi2s_gpio_p[index])

			msm_cdc_pinctrl_select_active_state(
@@ -5988,12 +5988,12 @@ static void msm_mi2s_snd_shutdown(struct snd_pcm_substream *substream) 
		if (mi2s_intf_conf[index].msm_is_ext_mclk) {

			pr_debug("%s: Disabling mclk, clk_freq_in_hz = %u\n",

				 __func__, mi2s_mclk[index].clk_freq_in_hz);

			mi2s_mclk[index].enable = 0;

			ret = afe_set_lpass_clock_v2(port_id,

						     &mi2s_mclk[index]);

			if (ret < 0)

				pr_err("%s: mclk disable failed for MCLK (%d); ret=%d\n",

					__func__, index, ret);

			mi2s_mclk[index].enable = 0;

		}

	}

	mutex_unlock(&mi2s_intf_conf[index].lock);