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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>
This commit is contained in:
Alex Deucher 2013-08-28 18:53:50 -04:00 committed by Christian König
parent 03afe6f648
commit 44493ba959
1 changed files with 7 additions and 4 deletions
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11
drivers/gpu/drm/radeon/kv_dpm.c
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@ -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);
}
}
}