IMG_VOID RgxSuspend(IMG_VOID)
{
RgxDisableClock();
AssertGpuResetSignal();
/* set external isolation valid */
sunxi_smc_writel(1, SUNXI_R_PRCM_VBASE + GPU_PWROFF_GATING);
RgxDisablePower();
}
PVRSRV_ERROR RgxSuspend(IMG_VOID)
{
AssertGpuResetSignal();
RgxDisableClock();
/* set external isolation valid */
writel(1, SUNXI_R_PRCM_VBASE + GPU_PWROFF_GATING);
RgxDisablePower();
return PVRSRV_OK;
}
PVRSRV_ERROR AwSysPostPowerState(PVRSRV_SYS_POWER_STATE eNewPowerState)
{
if(eNewPowerState == PVRSRV_SYS_POWER_STATE_OFF)
{
RgxDisableClock();
AssertGpuResetSignal();
/* set external isolation valid */
writel(1, SUNXI_R_PRCM_VBASE + GPU_PWROFF_GATING);
RgxDisablePower();
}
return PVRSRV_OK;
}
/*!
******************************************************************************
@Function DisableSystemClocks
@Description Disable the graphics clocks.
@Return none
******************************************************************************/
IMG_VOID DisableSystemClocks(SYS_DATA *psSysData)
{
PVR_TRACE(("DisableSystemClocks: Disabling System Clocks"));
AssertGpuResetSignal();
/*
* Always disable the SGX clocks when the system clocks are disabled.
* This saves having to make an explicit call to DisableSGXClocks if
* active power management is enabled.
*/
DisableSGXClocks(psSysData);
/* Set gpu power off gating valid */
SetBit(private_data.poweroff_gate.bit, 1, private_data.poweroff_gate.addr);
/* Disable gpu power */
DisableGpuPower();
}
