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Merge pull request #604 from sandrine-bailleux-arm/sb/validate-psci_cpu_on_start-args

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Validate psci_cpu_on_start() arguments
This commit is contained in:
danh-arm 2016-04-25 14:52:14 +01:00
commit cf4ee1779a
3 changed files with 7 additions and 10 deletions
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7
services/std_svc/psci/psci_main.c
View File

@ -47,7 +47,6 @@ int psci_cpu_on(u_register_t target_cpu,
{
int rc;
unsigned int end_pwrlvl;
entry_point_info_t ep;
/* Determine if the cpu exists of not */
@ -64,11 +63,7 @@ int psci_cpu_on(u_register_t target_cpu,
* To turn this cpu on, specify which power
* levels need to be turned on
*/
end_pwrlvl = PLAT_MAX_PWR_LVL;
rc = psci_cpu_on_start(target_cpu,
&ep,
end_pwrlvl);
return rc;
return psci_cpu_on_start(target_cpu, &ep);
}
unsigned int psci_version(void)

7
services/std_svc/psci/psci_on.c
View File

@ -67,13 +67,16 @@ static int cpu_on_validate_state(aff_info_state_t aff_state)
* platform handler as it can return error.
******************************************************************************/
int psci_cpu_on_start(u_register_t target_cpu,
entry_point_info_t *ep,
unsigned int end_pwrlvl)
entry_point_info_t *ep)
{
int rc;
unsigned int target_idx = plat_core_pos_by_mpidr(target_cpu);
aff_info_state_t target_aff_state;
/* Calling function must supply valid input arguments */
assert((int) target_idx >= 0);
assert(ep != NULL);
/*
* This function must only be called on platforms where the
* CPU_ON platform hooks have been implemented.

3
services/std_svc/psci/psci_private.h
View File

@ -203,8 +203,7 @@ int psci_spd_migrate_info(u_register_t *mpidr);
/* Private exported functions from psci_on.c */
int psci_cpu_on_start(unsigned long target_cpu,
entry_point_info_t *ep,
unsigned int end_pwrlvl);
entry_point_info_t *ep);
void psci_cpu_on_finish(unsigned int cpu_idx,
psci_power_state_t *state_info);