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drm/radeon/dpm: add late_enable for SI

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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 13:54:35 -05:00
parent bda44c1ae7
commit 963c115dae
3 changed files with 24 additions and 0 deletions
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1
drivers/gpu/drm/radeon/radeon_asic.c
View File

@ -1921,6 +1921,7 @@ static struct radeon_asic si_asic = {
.init = &si_dpm_init,
.setup_asic = &si_dpm_setup_asic,
.enable = &si_dpm_enable,
.late_enable = &si_dpm_late_enable,
.disable = &si_dpm_disable,
.pre_set_power_state = &si_dpm_pre_set_power_state,
.set_power_state = &si_dpm_set_power_state,

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

@ -673,6 +673,7 @@ int si_get_temp(struct radeon_device *rdev);
int si_dpm_init(struct radeon_device *rdev);
void si_dpm_setup_asic(struct radeon_device *rdev);
int si_dpm_enable(struct radeon_device *rdev);
int si_dpm_late_enable(struct radeon_device *rdev);
void si_dpm_disable(struct radeon_device *rdev);
int si_dpm_pre_set_power_state(struct radeon_device *rdev);
int si_dpm_set_power_state(struct radeon_device *rdev);

22
drivers/gpu/drm/radeon/si_dpm.c
View File

@ -5912,6 +5912,28 @@ int si_dpm_enable(struct radeon_device *rdev)
return 0;
}
int si_dpm_late_enable(struct radeon_device *rdev)
{
int ret;
if (rdev->irq.installed &&
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
PPSMC_Result result;
ret = si_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);
result = si_send_msg_to_smc(rdev, PPSMC_MSG_EnableThermalInterrupt);
if (result != PPSMC_Result_OK)
DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
}
return 0;
}
void si_dpm_disable(struct radeon_device *rdev)
{
struct rv7xx_power_info *pi = rv770_get_pi(rdev);