Esempi in C++ (Cpp) per sitar_mclk_enable

Esempio n. 1

File: msm8930.c Progetto: Fechinator/FechdaKernel_V500

static int msm8930_enable_codec_ext_clk(
		struct snd_soc_codec *codec, int enable,
		bool dapm)
{
	pr_debug("%s: enable = %d\n", __func__, enable);
	if (enable) {
		clk_users++;
		pr_debug("%s: clk_users = %d\n", __func__, clk_users);
		if (clk_users != 1)
			return 0;

		if (codec_clk) {
			clk_set_rate(codec_clk, SITAR_EXT_CLK_RATE);
			clk_prepare_enable(codec_clk);
			sitar_mclk_enable(codec, 1, dapm);
		} else {
			pr_err("%s: Error setting Sitar MCLK\n", __func__);
			clk_users--;
			return -EINVAL;
		}
	} else {
		pr_debug("%s: clk_users = %d\n", __func__, clk_users);
		if (clk_users == 0)
			return 0;
		clk_users--;
		if (!clk_users) {
			pr_debug("%s: disabling MCLK. clk_users = %d\n",
					 __func__, clk_users);
			sitar_mclk_enable(codec, 0, dapm);
			clk_disable_unprepare(codec_clk);
		}
	}
	return 0;
}

Esempio n. 2

File: msm8930.c Progetto: rspousta/sony_xperia_m

static int msm8930_enable_codec_ext_clk(
		struct snd_soc_codec *codec, int enable,
		bool dapm)
{
	int r = 0;
	pr_debug("%s: enable = %d\n", __func__, enable);

	mutex_lock(&cdc_mclk_mutex);
	if (enable) {
		clk_users++;
		pr_debug("%s: clk_users = %d\n", __func__, clk_users);
		if (clk_users == 1) {
			if (codec_clk) {
				clk_set_rate(codec_clk, SITAR_EXT_CLK_RATE);
				clk_prepare_enable(codec_clk);
				sitar_mclk_enable(codec, 1, dapm);
			} else {
				pr_err("%s: Error setting Sitar MCLK\n",
					__func__);
				clk_users--;
				r = -EINVAL;
			}
		}
	} else {
		if (clk_users > 0) {
			clk_users--;
			pr_debug("%s: clk_users = %d\n", __func__, clk_users);
			if (clk_users == 0) {
				pr_debug("%s: disabling MCLK. clk_users = %d\n",
					 __func__, clk_users);
				sitar_mclk_enable(codec, 0, dapm);
				clk_disable_unprepare(codec_clk);
			}
		} else {
			pr_err("%s: Error releasing Sitar MCLK\n", __func__);
			r = -EINVAL;
		}
	}
	mutex_unlock(&cdc_mclk_mutex);
	return r;
}