Functions

PPU APIs
int32_t	ppu_set_power_mode (ppu_instance_en id, power_state_e mode)
	Set default power mode for a PPU instance.
int32_t	ppu_set_dynamic_transition (ppu_instance_en id, bool enable)
	Enable/disable dynamic transition for a PPU instance.

ppu_set_power_mode()

Updates the default power policy field in the target instance PPU policy register.

Parameters:

• id: PPU instance identifier.
• mode: Target default power policy value (power_state_e).

Return: 0 on success, negative value on failure.

Return values:

• 0: Power mode configured successfully.
• -1: Invalid PPU instance identifier.

ppu_set_dynamic_transition()

Programs dynamic transition enable/disable in the target instance PPU policy register.

Parameters:

• id: PPU instance identifier.
• enable: true to enable dynamic transition, false to disable.

Return: 0 on success, negative value on failure.

Return values:

• 0: Dynamic transition state updated successfully.
• -1: Invalid PPU instance identifier.