C++ (Cpp) QPNP_WLED_BRIGHT_MSB_REG Exemples

Exemple #1

Fichier : qpnp_wled.c Projet : sztablet2016/Android-kernel-lk

/* set wled to a level of brightness */
static int qpnp_wled_set_level(struct qpnp_wled *wled, int level)
{
	int i;
	uint8_t reg;

	/* set brightness registers */
	for (i = 0; i < wled->num_strings; i++) {
		reg = level & QPNP_WLED_BRIGHT_LSB_MASK;
		pm8x41_wled_reg_write(QPNP_WLED_BRIGHT_LSB_REG(wled->sink_base,
						wled->strings[i]), reg);

		reg = level >> QPNP_WLED_BRIGHT_MSB_SHIFT;
		reg = reg & QPNP_WLED_BRIGHT_MSB_MASK;
		pm8x41_wled_reg_write(QPNP_WLED_BRIGHT_MSB_REG(wled->sink_base,
						wled->strings[i]), reg);
	}

	/* sync */
	reg = QPNP_WLED_SYNC;
	pm8x41_wled_reg_write(QPNP_WLED_SYNC_REG(wled->sink_base), reg);

	reg = QPNP_WLED_SYNC_RESET;
	pm8x41_wled_reg_write(QPNP_WLED_SYNC_REG(wled->sink_base), reg);

	return 0;
}

Exemple #2

Fichier : leds-qpnp-wled.c Projet : MotexT/android_kernel_sony_msm8994_kitakami_r2

/* set wled to a level of brightness */
static int qpnp_wled_set_level(struct qpnp_wled *wled, int level)
{
	int i, rc;
	u8 reg;

	if (wled->calc_curr &&
		wled->curr_scale != QPNP_WLED_CURR_SCALE_MAX)
		level = (level * wled->curr_scale) / QPNP_WLED_CURR_SCALE_MAX;

	if (wled->bl_scale_enabled && (wled->bl_scale > 0) &&
		(wled->bl_scale < QPNP_WLED_BL_SCALE_MAX))
		level = (level * wled->bl_scale) / QPNP_WLED_BL_SCALE_MAX;

	pr_debug("%s: brightness=%d level=%d\n",
			__func__, wled->cdev.brightness, level);
	/* set brightness registers */
	for (i = 0; i < wled->num_strings; i++) {
		reg = level & QPNP_WLED_BRIGHT_LSB_MASK;
		rc = qpnp_wled_write_reg(wled, &reg,
			QPNP_WLED_BRIGHT_LSB_REG(wled->sink_base,
						wled->strings[i]));
		if (rc < 0)
			return rc;

		reg = level >> QPNP_WLED_BRIGHT_MSB_SHIFT;
		reg = reg & QPNP_WLED_BRIGHT_MSB_MASK;
		rc = qpnp_wled_write_reg(wled, &reg,
			QPNP_WLED_BRIGHT_MSB_REG(wled->sink_base,
						wled->strings[i]));
		if (rc < 0)
			return rc;
	}

	/* sync */
	reg = QPNP_WLED_SYNC;
	rc = qpnp_wled_write_reg(wled, &reg,
		QPNP_WLED_SYNC_REG(wled->sink_base));
	if (rc < 0)
		return rc;

	reg = QPNP_WLED_SYNC_RESET;
	rc = qpnp_wled_write_reg(wled, &reg,
		QPNP_WLED_SYNC_REG(wled->sink_base));
	if (rc < 0)
		return rc;

	return 0;
}

Exemple #3

Fichier : leds-qpnp-wled.c Projet : qriozum/M9

/* set wled to a level of brightness */
static int qpnp_wled_set_level(struct qpnp_wled *wled, int level)
{
	int i, rc;
	u8 reg;

	/* set brightness registers */
	for (i = 0; i < wled->num_strings; i++) {
		reg = level & QPNP_WLED_BRIGHT_LSB_MASK;
		rc = qpnp_wled_write_reg(wled, &reg,
			QPNP_WLED_BRIGHT_LSB_REG(wled->sink_base,
						wled->strings[i]));
		if (rc < 0)
			return rc;

		reg = level >> QPNP_WLED_BRIGHT_MSB_SHIFT;
		reg = reg & QPNP_WLED_BRIGHT_MSB_MASK;
		rc = qpnp_wled_write_reg(wled, &reg,
			QPNP_WLED_BRIGHT_MSB_REG(wled->sink_base,
						wled->strings[i]));
		if (rc < 0)
			return rc;
	}

	/* sync */
	reg = QPNP_WLED_SYNC;
	rc = qpnp_wled_write_reg(wled, &reg,
		QPNP_WLED_SYNC_REG(wled->sink_base));
	if (rc < 0)
		return rc;

	reg = QPNP_WLED_SYNC_RESET;
	rc = qpnp_wled_write_reg(wled, &reg,
		QPNP_WLED_SYNC_REG(wled->sink_base));
	if (rc < 0)
		return rc;

	return 0;
}