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drm/i915: vlv: get power domain for eDP vdd

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Besides D0 device state we need the proper power wells to be on on
some platforms, so get the port power domain reference instead of an RPM
reference.

Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Antti Koskipää <antti.koskipaa@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Imre Deak 2014-03-27 17:45:11 +02:00 committed by Daniel Vetter
parent d60c4473b6
commit 4e6e1a545f
1 changed files with 17 additions and 3 deletions
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20
drivers/gpu/drm/i915/intel_dp.c
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@ -1043,7 +1043,10 @@ static u32 ironlake_get_pp_control(struct intel_dp *intel_dp)
static bool _edp_panel_vdd_on(struct intel_dp *intel_dp)
{
struct drm_device *dev = intel_dp_to_dev(intel_dp);
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_i915_private *dev_priv = dev->dev_private;
enum intel_display_power_domain power_domain;
u32 pp;
u32 pp_stat_reg, pp_ctrl_reg;
bool need_to_disable = !intel_dp->want_panel_vdd;
@ -1056,7 +1059,8 @@ static bool _edp_panel_vdd_on(struct intel_dp *intel_dp)
if (edp_have_panel_vdd(intel_dp))
return need_to_disable;
intel_runtime_pm_get(dev_priv);
power_domain = intel_display_port_power_domain(intel_encoder);
intel_display_power_get(dev_priv, power_domain);
DRM_DEBUG_KMS("Turning eDP VDD on\n");
@ -1103,6 +1107,11 @@ static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
if (!intel_dp->want_panel_vdd && edp_have_panel_vdd(intel_dp)) {
struct intel_digital_port *intel_dig_port =
dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
enum intel_display_power_domain power_domain;
DRM_DEBUG_KMS("Turning eDP VDD off\n");
pp = ironlake_get_pp_control(intel_dp);
@ -1121,7 +1130,8 @@ static void edp_panel_vdd_off_sync(struct intel_dp *intel_dp)
if ((pp & POWER_TARGET_ON) == 0)
intel_dp->last_power_cycle = jiffies;
intel_runtime_pm_put(dev_priv);
power_domain = intel_display_port_power_domain(intel_encoder);
intel_display_power_put(dev_priv, power_domain);
}
}
@ -1205,8 +1215,11 @@ void intel_edp_panel_on(struct intel_dp *intel_dp)
void intel_edp_panel_off(struct intel_dp *intel_dp)
{
struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
struct drm_device *dev = intel_dp_to_dev(intel_dp);
struct drm_i915_private *dev_priv = dev->dev_private;
enum intel_display_power_domain power_domain;
u32 pp;
u32 pp_ctrl_reg;
@ -1236,7 +1249,8 @@ void intel_edp_panel_off(struct intel_dp *intel_dp)
wait_panel_off(intel_dp);
/* We got a reference when we enabled the VDD. */
intel_runtime_pm_put(dev_priv);
power_domain = intel_display_port_power_domain(intel_encoder);
intel_display_power_put(dev_priv, power_domain);
}
void intel_edp_backlight_on(struct intel_dp *intel_dp)