C++ (Cpp) config_pcm_i2s_mode示例

示例#1

文件： board-m3eu-connectivity.c 项目： rcunningham12/L38C-Dynamic-Kernel

static int config_pcm(int mode)
{
	int pin, rc = 0;

	if (mode == BT_PCM_ON) {
		config_pcm_i2s_mode(1);
		pr_err("%s mode =BT_PCM_ON", __func__);
		for (pin = 0; pin < ARRAY_SIZE(bt_config_pcm_on);
			pin++) {
				rc = gpio_tlmm_config(bt_config_pcm_on[pin],
					GPIO_CFG_ENABLE);
				if (rc < 0)
					return rc;
			}
	} else if (mode == BT_PCM_OFF) {
		pr_err("%s mode =BT_PCM_OFF", __func__);
		for (pin = 0; pin < ARRAY_SIZE(bt_config_pcm_off);
			pin++) {
				rc = gpio_tlmm_config(bt_config_pcm_off[pin],
					GPIO_CFG_ENABLE);
				if (rc < 0)
					return rc;
			}

	}

	return rc;
}

示例#2

文件： board-msm7627a-bt.c 项目： Gilbert32/leo-3.4

static int config_i2s(int mode)
{
	int pin, rc = 0;

	if (mode == FM_I2S_ON) {
		if (machine_is_msm7x27a_surf() || machine_is_msm7625a_surf()
				|| machine_is_msm8625_surf())
			config_pcm_i2s_mode(0);
		pr_err("%s mode = FM_I2S_ON", __func__);

		rc = switch_pcm_i2s_reg_mode(0);
		if (rc) {
			pr_err("switch mode failed");
			return rc;
		}
		for (pin = 0; pin < ARRAY_SIZE(fm_i2s_config_power_on);
			pin++) {
				rc = gpio_tlmm_config(
					fm_i2s_config_power_on[pin],
					GPIO_CFG_ENABLE
					);
				if (rc < 0)
					return rc;
			}
	} else if (mode == FM_I2S_OFF) {
		pr_err("%s mode = FM_I2S_OFF", __func__);
		rc = switch_pcm_i2s_reg_mode(1);
		if (rc) {
			pr_err("switch mode failed");
			return rc;
		}
		for (pin = 0; pin < ARRAY_SIZE(fm_i2s_config_power_off);
			pin++) {
				rc = gpio_tlmm_config(
					fm_i2s_config_power_off[pin],
					GPIO_CFG_ENABLE
					);
				if (rc < 0)
					return rc;
			}
	}
	return rc;
}