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path: root/drivers/gpu/drm/i915/intel_crt.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c48
1 files changed, 8 insertions, 40 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 2353da625d25..8b782ee63085 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -264,12 +264,13 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
static bool intel_crt_detect_ddc(struct drm_encoder *encoder)
{
struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
+ struct drm_i915_private *dev_priv = encoder->dev->dev_private;
/* CRT should always be at 0, but check anyway */
if (intel_encoder->type != INTEL_OUTPUT_ANALOG)
return false;
- return intel_ddc_probe(intel_encoder);
+ return intel_ddc_probe(intel_encoder, dev_priv->crt_ddc_pin);
}
static enum drm_connector_status
@@ -445,29 +446,18 @@ static void intel_crt_destroy(struct drm_connector *connector)
static int intel_crt_get_modes(struct drm_connector *connector)
{
- struct intel_encoder *encoder = intel_attached_encoder(connector);
- struct i2c_adapter *ddc_bus;
struct drm_device *dev = connector->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
- ret = intel_ddc_get_modes(connector, encoder->ddc_bus);
+ ret = intel_ddc_get_modes(connector,
+ &dev_priv->gmbus[dev_priv->crt_ddc_pin].adapter);
if (ret || !IS_G4X(dev))
- goto end;
+ return ret;
/* Try to probe digital port for output in DVI-I -> VGA mode. */
- ddc_bus = intel_i2c_create(encoder, GPIOD, "CRTDDC_D");
- if (!ddc_bus) {
- dev_printk(KERN_ERR, &connector->dev->pdev->dev,
- "DDC bus registration failed for CRTDDC_D.\n");
- goto end;
- }
- /* Try to get modes by GPIOD port */
- ret = intel_ddc_get_modes(connector, ddc_bus);
- intel_i2c_destroy(ddc_bus);
-
-end:
- return ret;
-
+ return intel_ddc_get_modes(connector,
+ &dev_priv->gmbus[GMBUS_PORT_DPB].adapter);
}
static int intel_crt_set_property(struct drm_connector *connector,
@@ -513,7 +503,6 @@ void intel_crt_init(struct drm_device *dev)
struct intel_encoder *intel_encoder;
struct intel_connector *intel_connector;
struct drm_i915_private *dev_priv = dev->dev_private;
- u32 i2c_reg;
intel_encoder = kzalloc(sizeof(struct intel_encoder), GFP_KERNEL);
if (!intel_encoder)
@@ -534,27 +523,6 @@ void intel_crt_init(struct drm_device *dev)
intel_connector_attach_encoder(intel_connector, intel_encoder);
- /* Set up the DDC bus. */
- if (HAS_PCH_SPLIT(dev))
- i2c_reg = PCH_GPIOA;
- else {
- i2c_reg = GPIOA;
- /* Use VBT information for CRT DDC if available */
- if (dev_priv->crt_ddc_bus != 0)
- i2c_reg = dev_priv->crt_ddc_bus;
- }
- intel_encoder->ddc_bus = intel_i2c_create(intel_encoder,
- i2c_reg, "CRTDDC_A");
- if (!intel_encoder->ddc_bus) {
- dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration "
- "failed.\n");
- drm_connector_cleanup(&intel_connector->base);
- kfree(intel_connector);
- drm_encoder_cleanup(&intel_encoder->base);
- kfree(intel_encoder);
- return;
- }
-
intel_encoder->type = INTEL_OUTPUT_ANALOG;
intel_encoder->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
(1 << INTEL_ANALOG_CLONE_BIT) |