Merge "ASoC: sdm845: add support to update TDM CLK frequency at runtime" (03853804) · Commits · e / devices / android_kernel_fairphone_FP3

asoc/sdm845.c

+9 −1

Original line number	Diff line number	Diff line
		@@ -4492,7 +4492,7 @@ static int sdm845_tdm_snd_hw_params(struct snd_pcm_substream *substream,
		struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
		int ret = 0;
		int channels, slot_width, slots;
		unsigned int slot_mask;
		unsigned int slot_mask, rate, clk_freq;
		unsigned int slot_offset[8] = {0, 4, 8, 12, 16, 20, 24, 28};

		pr_debug("%s: dai id = 0x%x\n", __func__, cpu_dai->id);
		@@ -4524,8 +4524,16 @@ static int sdm845_tdm_snd_hw_params(struct snd_pcm_substream *substream,
		} else {
		pr_err("%s: invalid use case, err:%d\n",
		__func__, ret);
		goto end;
		}

		rate = params_rate(params);
		clk_freq = rate * slot_width * slots;
		ret = snd_soc_dai_set_sysclk(cpu_dai, 0, clk_freq, SND_SOC_CLOCK_OUT);
		if (ret < 0)
		pr_err("%s: failed to set tdm clk, err:%d\n",
		__func__, ret);

		end:
		return ret;
		}