From: Alex Deucher <alexander.deucher@xxxxxxx>
The adds the appropriate function calls to properly re-init
vce before it's used after it has been power gated.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/kv_dpm.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c
index a56398d..035acc4 100644
--- a/drivers/gpu/drm/radeon/kv_dpm.c
+++ b/drivers/gpu/drm/radeon/kv_dpm.c
@@ -1412,7 +1412,6 @@ static int kv_update_vce_dpm(struct radeon_device *rdev,
if (radeon_new_state->evclk > 0 && radeon_current_state->evclk == 0) {
kv_dpm_powergate_vce(rdev, false);
- /* XXX cik_vce_resume(); */
if (pi->caps_stable_p_state)
pi->vce_boot_level = table->count - 1;
else
@@ -1435,7 +1434,6 @@ static int kv_update_vce_dpm(struct radeon_device *rdev,
kv_enable_vce_dpm(rdev, true);
} else if (radeon_new_state->evclk == 0 && radeon_current_state->evclk > 0) {
kv_enable_vce_dpm(rdev, false);
- /* XXX cik_vce_suspend(); */
kv_dpm_powergate_vce(rdev, true);
}
@@ -1575,11 +1573,16 @@ static void kv_dpm_powergate_vce(struct radeon_device *rdev, bool gate)
pi->vce_power_gated = gate;
if (gate) {
- if (pi->caps_vce_pg)
+ if (pi->caps_vce_pg) {
+ /* XXX do we need a vce_v1_0_stop() ? */
kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerOFF);
+ }
} else {
- if (pi->caps_vce_pg)
+ if (pi->caps_vce_pg) {
kv_notify_message_to_smu(rdev, PPSMC_MSG_VCEPowerON);
+ vce_v2_0_resume(rdev);
+ vce_v1_0_start(rdev);
+ }
}
}
--
1.8.3.2
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