void mali_platform_power_mode_change(mali_power_mode power_mode)
{
unsigned long flags;
switch (power_mode)
{
case MALI_POWER_MODE_ON:
MALI_DEBUG_PRINT(3, ("Mali platform: Got MALI_POWER_MODE_ON event, %s\n",
atomic_read((atomic_t *)&bPoweroff) ? "powering on" : "already on"));
if (atomic_read((atomic_t *)&bPoweroff) == 1)
{
MALI_DEBUG_PRINT(3,("[+]MFG enable_clock \n"));
mfg_pwr_lock(flags);
if (!clock_is_on(MT_CG_MFG_G3D))
{
enable_clock(MT_CG_DISP0_SMI_COMMON, "MFG");
enable_clock(MT_CG_MFG_G3D, "MFG");
}
mfg_pwr_unlock(flags);
MALI_DEBUG_PRINT(3,("[-]MFG enable_clock \n"));
#if defined(CONFIG_MALI400_PROFILING)
_mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE |
MALI_PROFILING_EVENT_CHANNEL_GPU |
MALI_PROFILING_EVENT_REASON_SINGLE_GPU_FREQ_VOLT_CHANGE, 500,
1200/1000, 0, 0, 0);
#endif
atomic_set((atomic_t *)&bPoweroff, 0);
}
break;
case MALI_POWER_MODE_LIGHT_SLEEP:
case MALI_POWER_MODE_DEEP_SLEEP:
MALI_DEBUG_PRINT(3, ("Mali platform: Got %s event, %s\n", power_mode ==
MALI_POWER_MODE_LIGHT_SLEEP ? "MALI_POWER_MODE_LIGHT_SLEEP" :
"MALI_POWER_MODE_DEEP_SLEEP", atomic_read((atomic_t *)&bPoweroff) ? "already off" : "powering off"));
if (atomic_read((atomic_t *)&bPoweroff) == 0)
{
MALI_DEBUG_PRINT(3,("[+]MFG disable_clock \n"));
mfg_pwr_lock(flags);
if (clock_is_on(MT_CG_MFG_G3D))
{
disable_clock(MT_CG_MFG_G3D, "MFG");
disable_clock(MT_CG_DISP0_SMI_COMMON, "MFG");
}
mfg_pwr_unlock(flags);
MALI_DEBUG_PRINT(3,("[-]MFG disable_clock \n"));
#if defined(CONFIG_MALI400_PROFILING)
_mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE |
MALI_PROFILING_EVENT_CHANNEL_GPU |
MALI_PROFILING_EVENT_REASON_SINGLE_GPU_FREQ_VOLT_CHANGE, 0, 0, 0, 0, 0);
#endif
atomic_set((atomic_t *)&bPoweroff, 1);
}
break;
}
}
int mali_platform_power_mode_change(mali_power_mode power_mode)
{
unsigned long flags;
switch (power_mode)
{
case MALI_POWER_MODE_ON:
MALI_DEBUG_PRINT(3, ("Mali platform: Got MALI_POWER_MODE_ON event, %s\n",
atomic_read((atomic_t *)&bPoweroff) ? "powering on" : "already on"));
if (atomic_read((atomic_t *)&bPoweroff) == 1)
{
MALI_DEBUG_PRINT(2,("[+]MFG enable_clock \n"));
mfg_pwr_lock(flags);
if (!clock_is_on(MT_CG_MFG_PDN_BG3D_SW_CG))
{
enable_clock(MT_CG_MFG_PDN_BG3D_SW_CG, "G3D_DRV");
/// enable WHPLL and set the GPU freq. to 500MHz
if(get_gpu_level() != GPU_LEVEL_0){
clkmux_sel(MT_CLKMUX_MFG_MUX_SEL, MT_CG_GPU_500P5M_EN, "G3D_DRV");
}
}
mfg_pwr_unlock(flags);
MALI_DEBUG_PRINT(2,("[-]MFG enable_clock \n"));
#if defined(CONFIG_MALI400_PROFILING)
_mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE |
MALI_PROFILING_EVENT_CHANNEL_GPU |
MALI_PROFILING_EVENT_REASON_SINGLE_GPU_FREQ_VOLT_CHANGE, 500,
1200/1000, 0, 0, 0);
#endif
atomic_set((atomic_t *)&bPoweroff, 0);
}
break;
case MALI_POWER_MODE_LIGHT_SLEEP:
case MALI_POWER_MODE_DEEP_SLEEP:
MALI_DEBUG_PRINT(1, ("Mali platform: Got %s event, %s\n", power_mode ==
MALI_POWER_MODE_LIGHT_SLEEP ? "MALI_POWER_MODE_LIGHT_SLEEP" :
"MALI_POWER_MODE_DEEP_SLEEP", atomic_read((atomic_t *)&bPoweroff) ? "already off" : "powering off"));
if (atomic_read((atomic_t *)&bPoweroff) == 0)
{
MALI_DEBUG_PRINT(2,("[+]MFG disable_clock \n"));
mfg_pwr_lock(flags);
if (clock_is_on(MT_CG_MFG_PDN_BG3D_SW_CG))
{
disable_clock(MT_CG_MFG_PDN_BG3D_SW_CG, "G3D_DRV");
}
mfg_pwr_unlock(flags);
MALI_DEBUG_PRINT(2,("[-]MFG disable_clock \n"));
#if defined(CONFIG_MALI400_PROFILING)
_mali_osk_profiling_add_event(MALI_PROFILING_EVENT_TYPE_SINGLE |
MALI_PROFILING_EVENT_CHANNEL_GPU |
MALI_PROFILING_EVENT_REASON_SINGLE_GPU_FREQ_VOLT_CHANGE, 0, 0, 0, 0, 0);
#endif
atomic_set((atomic_t *)&bPoweroff, 1);
}
break;
}
}