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drm/radeon/dpm: add late_enable for KB/KV 

Make sure interrupts are enabled
before we enable thermal interrupts.
Also, don't powergate uvd, etc. until after
the ring tests.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-12-19 14:03:36 -05:00
parent 902084278b
commit d8852c3446
3 changed files with 26 additions and 0 deletions
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24
drivers/gpu/drm/radeon/kv_dpm.c
View File

@ -1238,6 +1238,30 @@ int kv_dpm_enable(struct radeon_device *rdev)
return ret;
}
int kv_dpm_late_enable(struct radeon_device *rdev)
{
int ret;
if (rdev->irq.installed &&
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
ret = kv_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
if (ret) {
DRM_ERROR("kv_set_thermal_temperature_range failed\n");
return ret;
}
rdev->irq.dpm_thermal = true;
radeon_irq_set(rdev);
}
/* powerdown unused blocks for now */
kv_dpm_powergate_acp(rdev, true);
kv_dpm_powergate_samu(rdev, true);
kv_dpm_powergate_vce(rdev, true);
kv_dpm_powergate_uvd(rdev, true);
return ret;
}
void kv_dpm_disable(struct radeon_device *rdev)
{
kv_smc_bapm_enable(rdev, false);

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

@ -2169,6 +2169,7 @@ static struct radeon_asic kv_asic = {
.init = &kv_dpm_init,
.setup_asic = &kv_dpm_setup_asic,
.enable = &kv_dpm_enable,
.late_enable = &kv_dpm_late_enable,
.disable = &kv_dpm_disable,
.pre_set_power_state = &kv_dpm_pre_set_power_state,
.set_power_state = &kv_dpm_set_power_state,

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

@ -776,6 +776,7 @@ void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate);
int kv_dpm_init(struct radeon_device *rdev);
int kv_dpm_enable(struct radeon_device *rdev);
int kv_dpm_late_enable(struct radeon_device *rdev);
void kv_dpm_disable(struct radeon_device *rdev);
int kv_dpm_pre_set_power_state(struct radeon_device *rdev);
int kv_dpm_set_power_state(struct radeon_device *rdev);