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drm/radeon/dpm: add late_enable for sumo 

Need to wait to enable cg and pg until after
ring tests. Also make sure interrupts are enabled
before we enable thermal interrupts.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-12-19 11:56:52 -05:00
parent a3f1124515
commit 14ec9faba3
3 changed files with 22 additions and 0 deletions
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1
drivers/gpu/drm/radeon/radeon_asic.c
View File

@ -1453,6 +1453,7 @@ static struct radeon_asic sumo_asic = {
.init = &sumo_dpm_init,
.setup_asic = &sumo_dpm_setup_asic,
.enable = &sumo_dpm_enable,
.late_enable = &sumo_dpm_late_enable,
.disable = &sumo_dpm_disable,
.pre_set_power_state = &sumo_dpm_pre_set_power_state,
.set_power_state = &sumo_dpm_set_power_state,

1
drivers/gpu/drm/radeon/radeon_asic.h
View File

@ -547,6 +547,7 @@ u32 btc_dpm_get_mclk(struct radeon_device *rdev, bool low);
bool btc_dpm_vblank_too_short(struct radeon_device *rdev);
int sumo_dpm_init(struct radeon_device *rdev);
int sumo_dpm_enable(struct radeon_device *rdev);
int sumo_dpm_late_enable(struct radeon_device *rdev);
void sumo_dpm_disable(struct radeon_device *rdev);
int sumo_dpm_pre_set_power_state(struct radeon_device *rdev);
int sumo_dpm_set_power_state(struct radeon_device *rdev);

20
drivers/gpu/drm/radeon/sumo_dpm.c
View File

@ -1247,6 +1247,26 @@ int sumo_dpm_enable(struct radeon_device *rdev)
return 0;
}
int sumo_dpm_late_enable(struct radeon_device *rdev)
{
int ret;
ret = sumo_enable_clock_power_gating(rdev);
if (ret)
return ret;
if (rdev->irq.installed &&
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
ret = sumo_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
if (ret)
return ret;
rdev->irq.dpm_thermal = true;
radeon_irq_set(rdev);
}
return 0;
}
void sumo_dpm_disable(struct radeon_device *rdev)
{
struct sumo_power_info *pi = sumo_get_pi(rdev);