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From 8d7351e114e9fa3a918f8b1765ee7e645c0af271 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 28 Aug 2013 18:53:50 -0400
Subject: [PATCH 39/60] drm/radeon/dpm: properly enable/disable vce when vce pg
is enabled
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@amd.com>
---
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 feacd5c..c8b9d7b 100644
--- a/drivers/gpu/drm/radeon/kv_dpm.c
+++ b/drivers/gpu/drm/radeon/kv_dpm.c
@@ -1420,7 +1420,6 @@ 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
@@ -1443,7 +1442,6 @@ 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);
}
@@ -1583,11 +1581,16 @@ 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);
+ }
}
}
--
1.9.1
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