Esempi in C++ (Cpp) per psci_get_pstate_pwrlvl

Esempio n. 1

File: tegra_pm.c Progetto: Atomar25/arm-trusted-firmware

/*******************************************************************************
 * Handler called to check the validity of the power state parameter.
 ******************************************************************************/
int32_t tegra_validate_power_state(unsigned int power_state,
				   psci_power_state_t *req_state)
{
	int pwr_lvl = psci_get_pstate_pwrlvl(power_state);

	assert(req_state);

	if (pwr_lvl > PLAT_MAX_PWR_LVL)
		return PSCI_E_INVALID_PARAMS;

	return tegra_soc_validate_power_state(power_state, req_state);
}

Esempio n. 2

File: plat_pm.c Progetto: ajs-sun/arm-trusted-firmware

/*******************************************************************************
 * Rockchip standard platform handler called to check the validity of the power
 * state parameter.
 ******************************************************************************/
int rockchip_validate_power_state(unsigned int power_state,
				  psci_power_state_t *req_state)
{
	int pstate = psci_get_pstate_type(power_state);
	int pwr_lvl = psci_get_pstate_pwrlvl(power_state);
	int i;

	assert(req_state);

	if (pwr_lvl > PLAT_MAX_PWR_LVL)
		return PSCI_E_INVALID_PARAMS;

	/* Sanity check the requested state */
	if (pstate == PSTATE_TYPE_STANDBY) {
		/*
		 * It's probably to enter standby only on power level 0
		 * ignore any other power level.
		 */
		if (pwr_lvl != MPIDR_AFFLVL0)
			return PSCI_E_INVALID_PARAMS;

		req_state->pwr_domain_state[MPIDR_AFFLVL0] =
					PLAT_MAX_RET_STATE;
	} else {
		for (i = MPIDR_AFFLVL0; i <= pwr_lvl; i++)
			req_state->pwr_domain_state[i] =
					PLAT_MAX_OFF_STATE;

		for (i = (pwr_lvl + 1); i <= PLAT_MAX_PWR_LVL; i++)
			req_state->pwr_domain_state[i] =
					PLAT_MAX_RET_STATE;
	}

	/* We expect the 'state id' to be zero */
	if (psci_get_pstate_id(power_state))
		return PSCI_E_INVALID_PARAMS;

	return PSCI_E_SUCCESS;
}

Esempio n. 3

File: stm32mp1_pm.c Progetto: jbech-linaro/arm-trusted-firmware

static int stm32_validate_power_state(unsigned int power_state,
				      psci_power_state_t *req_state)
{
	int pstate = psci_get_pstate_type(power_state);

	if (pstate != 0) {
		return PSCI_E_INVALID_PARAMS;
	}

	if (psci_get_pstate_pwrlvl(power_state)) {
		return PSCI_E_INVALID_PARAMS;
	}

	if (psci_get_pstate_id(power_state)) {
		return PSCI_E_INVALID_PARAMS;
	}

	req_state->pwr_domain_state[0] = ARM_LOCAL_STATE_RET;
	req_state->pwr_domain_state[1] = ARM_LOCAL_STATE_RUN;

	return PSCI_E_SUCCESS;
}