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/rk3399_ARM-atf/services/std_svc/spmd/
H A Dspmd_pm.c8723eaf2fea9d09526fd7e6bc544b9c3103240ac Sat Feb 08 17:35:46 UTC 2025 Madhukar Pappireddy <madhukar.pappireddy@arm.com> fix(spmd): check pwr mgmt status for SPMC framework response

The direct message response received by the SPMD upon a CPU_OFF power
management operation must be a framework message. If message indicates
SPMC denied the CPU_OFF operation, SPMD shall panic.

However, if SPMC does not support receiving power management
related framework messages from SPMD, it will return FFA_ERROR.
In such case, SPMD takes an implementation defined choice to ignore the
the FFA_ERROR and proceed with power management operation.

Change-Id: I18b9ee3fb8fd605bcd4aaa6802c969e9d36ccbe1
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
H A Dspmd_private.h8723eaf2fea9d09526fd7e6bc544b9c3103240ac Sat Feb 08 17:35:46 UTC 2025 Madhukar Pappireddy <madhukar.pappireddy@arm.com> fix(spmd): check pwr mgmt status for SPMC framework response

The direct message response received by the SPMD upon a CPU_OFF power
management operation must be a framework message. If message indicates
SPMC denied the CPU_OFF operation, SPMD shall panic.

However, if SPMC does not support receiving power management
related framework messages from SPMD, it will return FFA_ERROR.
In such case, SPMD takes an implementation defined choice to ignore the
the FFA_ERROR and proceed with power management operation.

Change-Id: I18b9ee3fb8fd605bcd4aaa6802c969e9d36ccbe1
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
H A Dspmd_main.c8723eaf2fea9d09526fd7e6bc544b9c3103240ac Sat Feb 08 17:35:46 UTC 2025 Madhukar Pappireddy <madhukar.pappireddy@arm.com> fix(spmd): check pwr mgmt status for SPMC framework response

The direct message response received by the SPMD upon a CPU_OFF power
management operation must be a framework message. If message indicates
SPMC denied the CPU_OFF operation, SPMD shall panic.

However, if SPMC does not support receiving power management
related framework messages from SPMD, it will return FFA_ERROR.
In such case, SPMD takes an implementation defined choice to ignore the
the FFA_ERROR and proceed with power management operation.

Change-Id: I18b9ee3fb8fd605bcd4aaa6802c969e9d36ccbe1
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
/rk3399_ARM-atf/include/services/
H A Dffa_svc.h8723eaf2fea9d09526fd7e6bc544b9c3103240ac Sat Feb 08 17:35:46 UTC 2025 Madhukar Pappireddy <madhukar.pappireddy@arm.com> fix(spmd): check pwr mgmt status for SPMC framework response

The direct message response received by the SPMD upon a CPU_OFF power
management operation must be a framework message. If message indicates
SPMC denied the CPU_OFF operation, SPMD shall panic.

However, if SPMC does not support receiving power management
related framework messages from SPMD, it will return FFA_ERROR.
In such case, SPMD takes an implementation defined choice to ignore the
the FFA_ERROR and proceed with power management operation.

Change-Id: I18b9ee3fb8fd605bcd4aaa6802c969e9d36ccbe1
Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>