C++ (Cpp) wm8785_write Examples

Example #1

File: oxygen.c Project: mikuhatsune001/linux2.6.32

static void wm8785_registers_init(struct oxygen *chip)
{
	struct generic_data *data = chip->model_data;

	wm8785_write(chip, WM8785_R7, 0);
	wm8785_write(chip, WM8785_R0, data->saved_wm8785_registers[0]);
	wm8785_write(chip, WM8785_R1, data->saved_wm8785_registers[1]);
}

Example #2

File: oxygen.c Project: 274914765/C

static void wm8785_init(struct oxygen *chip)
{
    wm8785_write(chip, WM8785_R7, 0);
    wm8785_write(chip, WM8785_R0, WM8785_MCR_SLAVE |
             WM8785_OSR_SINGLE | WM8785_FORMAT_LJUST);
    wm8785_write(chip, WM8785_R1, WM8785_WL_24);
    snd_component_add(chip->card, "WM8785");
}

Example #3

File: oxygen.c Project: CSCLOG/beaglebone

static void set_wm8785_params(struct oxygen *chip,
			      struct snd_pcm_hw_params *params)
{
	struct generic_data *data = chip->model_data;
	unsigned int value;

	value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
	if (params_rate(params) <= 48000)
		value |= WM8785_OSR_SINGLE;
	else if (params_rate(params) <= 96000)
		value |= WM8785_OSR_DOUBLE;
	else
		value |= WM8785_OSR_QUAD;
	if (value != data->wm8785_regs[0]) {
		wm8785_write(chip, WM8785_R7, 0);
		wm8785_write(chip, WM8785_R0, value);
		wm8785_write(chip, WM8785_R2, data->wm8785_regs[2]);
	}
}

Example #4

File: oxygen.c Project: mikuhatsune001/linux2.6.32

static void set_wm8785_params(struct oxygen *chip,
			      struct snd_pcm_hw_params *params)
{
	unsigned int value;

	wm8785_write(chip, WM8785_R7, 0);

	value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
	if (params_rate(params) <= 48000)
		value |= WM8785_OSR_SINGLE;
	else if (params_rate(params) <= 96000)
		value |= WM8785_OSR_DOUBLE;
	else
		value |= WM8785_OSR_QUAD;
	wm8785_write(chip, WM8785_R0, value);

	if (snd_pcm_format_width(params_format(params)) <= 16)
		value = WM8785_WL_16;
	else
		value = WM8785_WL_24;
	wm8785_write(chip, WM8785_R1, value);
}

Example #5

File: oxygen.c Project: CSCLOG/beaglebone

static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
{
	struct oxygen *chip = ctl->private_data;
	struct generic_data *data = chip->model_data;
	unsigned int reg;
	int changed;

	mutex_lock(&chip->mutex);
	reg = data->wm8785_regs[WM8785_R2] & ~(WM8785_HPFR | WM8785_HPFL);
	if (value->value.enumerated.item[0])
		reg |= WM8785_HPFR | WM8785_HPFL;
	changed = reg != data->wm8785_regs[WM8785_R2];
	if (changed)
		wm8785_write(chip, WM8785_R2, reg);
	mutex_unlock(&chip->mutex);
	return changed;
}