The connector detect and get_mode handlers need to access the port specific HW blocks to read the EDID etc. Get/put the port power domains around these handlers.
Signed-off-by: Imre Deak <[email protected]> --- drivers/gpu/drm/i915/intel_crt.c | 42 ++++++++++++++++++++++++++++++++-------- drivers/gpu/drm/i915/intel_dp.c | 16 ++++++++++++--- drivers/gpu/drm/i915/intel_dsi.c | 13 ++++++++++++- 3 files changed, 59 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 9864aa1..2a38429 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -630,7 +630,10 @@ static enum drm_connector_status intel_crt_detect(struct drm_connector *connector, bool force) { struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; struct intel_crt *crt = intel_attached_crt(connector); + struct intel_encoder *intel_encoder = &crt->base; + enum intel_display_power_domain power_domain; enum drm_connector_status status; struct intel_load_detect_pipe tmp; @@ -638,6 +641,11 @@ intel_crt_detect(struct drm_connector *connector, bool force) connector->base.id, drm_get_connector_name(connector), force); + power_domain = intel_display_port_power_domain(intel_encoder); + intel_display_power_get(dev_priv, power_domain); + + status = connector_status_connected; + if (I915_HAS_HOTPLUG(dev)) { /* We can not rely on the HPD pin always being correctly wired * up, for example many KVM do not pass it through, and so @@ -645,23 +653,27 @@ intel_crt_detect(struct drm_connector *connector, bool force) */ if (intel_crt_detect_hotplug(connector)) { DRM_DEBUG_KMS("CRT detected via hotplug\n"); - return connector_status_connected; + goto out; } else DRM_DEBUG_KMS("CRT not detected via hotplug\n"); } if (intel_crt_detect_ddc(connector)) - return connector_status_connected; + goto out; /* Load detection is broken on HPD capable machines. Whoever wants a * broken monitor (without edid) to work behind a broken kvm (that fails * to have the right resistors for HP detection) needs to fix this up. * For now just bail out. */ - if (I915_HAS_HOTPLUG(dev)) - return connector_status_disconnected; + if (I915_HAS_HOTPLUG(dev)) { + status = connector_status_disconnected; + goto out; + } - if (!force) - return connector->status; + if (!force) { + status = connector->status; + goto out; + } /* for pre-945g platforms use load detect */ if (intel_get_load_detect_pipe(connector, NULL, &tmp)) { @@ -673,6 +685,9 @@ intel_crt_detect(struct drm_connector *connector, bool force) } else status = connector_status_unknown; +out: + intel_display_power_put(dev_priv, power_domain); + return status; } @@ -686,17 +701,28 @@ static int intel_crt_get_modes(struct drm_connector *connector) { struct drm_device *dev = connector->dev; struct drm_i915_private *dev_priv = dev->dev_private; + struct intel_crt *crt = intel_attached_crt(connector); + struct intel_encoder *intel_encoder = &crt->base; + enum intel_display_power_domain power_domain; int ret; struct i2c_adapter *i2c; + power_domain = intel_display_port_power_domain(intel_encoder); + intel_display_power_get(dev_priv, power_domain); + i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->vbt.crt_ddc_pin); ret = intel_crt_ddc_get_modes(connector, i2c); if (ret || !IS_G4X(dev)) - return ret; + goto out; /* Try to probe digital port for output in DVI-I -> VGA mode. */ i2c = intel_gmbus_get_adapter(dev_priv, GMBUS_PORT_DPB); - return intel_crt_ddc_get_modes(connector, i2c); + ret = intel_crt_ddc_get_modes(connector, i2c); + +out: + intel_display_power_put(dev_priv, power_domain); + + return ret; } static int intel_crt_set_property(struct drm_connector *connector, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f53c95c..9c39425 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3224,9 +3224,11 @@ intel_dp_detect(struct drm_connector *connector, bool force) struct drm_device *dev = connector->dev; struct drm_i915_private *dev_priv = dev->dev_private; enum drm_connector_status status; + enum intel_display_power_domain power_domain; struct edid *edid = NULL; - 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("[CONNECTOR:%d:%s]\n", connector->base.id, drm_get_connector_name(connector)); @@ -3256,23 +3258,31 @@ intel_dp_detect(struct drm_connector *connector, bool force) if (intel_encoder->type != INTEL_OUTPUT_EDP) intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT; status = connector_status_connected; - out: - intel_runtime_pm_put(dev_priv); + intel_display_power_put(dev_priv, power_domain); + return status; } static int intel_dp_get_modes(struct drm_connector *connector) { struct intel_dp *intel_dp = intel_attached_dp(connector); + struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); + struct intel_encoder *intel_encoder = &intel_dig_port->base; struct intel_connector *intel_connector = to_intel_connector(connector); struct drm_device *dev = connector->dev; + struct drm_i915_private *dev_priv = dev->dev_private; + enum intel_display_power_domain power_domain; int ret; /* We should parse the EDID data and find out if it has an audio sink */ + power_domain = intel_display_port_power_domain(intel_encoder); + intel_display_power_get(dev_priv, power_domain); + ret = intel_dp_get_edid_modes(connector, &intel_dp->adapter); + intel_display_power_put(dev_priv, power_domain); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 3ee1db1..63b95bbd 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -488,8 +488,19 @@ static enum drm_connector_status intel_dsi_detect(struct drm_connector *connector, bool force) { struct intel_dsi *intel_dsi = intel_attached_dsi(connector); + struct intel_encoder *intel_encoder = &intel_dsi->base; + enum intel_display_power_domain power_domain; + enum drm_connector_status connector_status; + struct drm_i915_private *dev_priv = intel_encoder->base.dev->dev_private; + DRM_DEBUG_KMS("\n"); - return intel_dsi->dev.dev_ops->detect(&intel_dsi->dev); + power_domain = intel_display_port_power_domain(intel_encoder); + + intel_display_power_get(dev_priv, power_domain); + connector_status = intel_dsi->dev.dev_ops->detect(&intel_dsi->dev); + intel_display_power_put(dev_priv, power_domain); + + return connector_status; } static int intel_dsi_get_modes(struct drm_connector *connector) -- 1.8.4 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
