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>

3 files changed, 26 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c
index a0e20eb963db..eced97975952 100644
--- a/drivers/gpu/drm/radeon/kv_dpm.c
+++ b/drivers/gpu/drm/radeon/kv_dpm.c
@@ -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);
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index d96dfa314a37..5b14b9e8f0ab 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -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,
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 095a4faf6d23..cb5ca215b11c 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -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);