Merge branch 'drm-radeon-evergreen-accel' into drm-core-next
[pandora-kernel.git] / drivers / gpu / drm / i915 / intel_hdmi.c
index a30f8bf..8a1c4ed 100644 (file)
@@ -27,6 +27,7 @@
  */
 
 #include <linux/i2c.h>
+#include <linux/slab.h>
 #include <linux/delay.h>
 #include "drmP.h"
 #include "drm.h"
@@ -38,7 +39,6 @@
 
 struct intel_hdmi_priv {
        u32 sdvox_reg;
-       u32 save_SDVOX;
        bool has_hdmi_sink;
 };
 
@@ -50,8 +50,8 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct drm_crtc *crtc = encoder->crtc;
        struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-       struct intel_output *intel_output = enc_to_intel_output(encoder);
-       struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
+       struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+       struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
        u32 sdvox;
 
        sdvox = SDVO_ENCODING_HDMI |
@@ -62,8 +62,12 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
        if (hdmi_priv->has_hdmi_sink)
                sdvox |= SDVO_AUDIO_ENABLE;
 
-       if (intel_crtc->pipe == 1)
-               sdvox |= SDVO_PIPE_B_SELECT;
+       if (intel_crtc->pipe == 1) {
+               if (HAS_PCH_CPT(dev))
+                       sdvox |= PORT_TRANS_B_SEL_CPT;
+               else
+                       sdvox |= SDVO_PIPE_B_SELECT;
+       }
 
        I915_WRITE(hdmi_priv->sdvox_reg, sdvox);
        POSTING_READ(hdmi_priv->sdvox_reg);
@@ -73,8 +77,8 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
 {
        struct drm_device *dev = encoder->dev;
        struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_output *intel_output = enc_to_intel_output(encoder);
-       struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
+       struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+       struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
        u32 temp;
 
        temp = I915_READ(hdmi_priv->sdvox_reg);
@@ -105,27 +109,6 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
        }
 }
 
-static void intel_hdmi_save(struct drm_connector *connector)
-{
-       struct drm_device *dev = connector->dev;
-       struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_output *intel_output = to_intel_output(connector);
-       struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
-
-       hdmi_priv->save_SDVOX = I915_READ(hdmi_priv->sdvox_reg);
-}
-
-static void intel_hdmi_restore(struct drm_connector *connector)
-{
-       struct drm_device *dev = connector->dev;
-       struct drm_i915_private *dev_priv = dev->dev_private;
-       struct intel_output *intel_output = to_intel_output(connector);
-       struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
-
-       I915_WRITE(hdmi_priv->sdvox_reg, hdmi_priv->save_SDVOX);
-       POSTING_READ(hdmi_priv->sdvox_reg);
-}
-
 static int intel_hdmi_mode_valid(struct drm_connector *connector,
                                 struct drm_display_mode *mode)
 {
@@ -150,21 +133,22 @@ static bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
 static enum drm_connector_status
 intel_hdmi_detect(struct drm_connector *connector)
 {
-       struct intel_output *intel_output = to_intel_output(connector);
-       struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
+       struct drm_encoder *encoder = intel_attached_encoder(connector);
+       struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+       struct intel_hdmi_priv *hdmi_priv = intel_encoder->dev_priv;
        struct edid *edid = NULL;
        enum drm_connector_status status = connector_status_disconnected;
 
        hdmi_priv->has_hdmi_sink = false;
-       edid = drm_get_edid(&intel_output->base,
-                           intel_output->ddc_bus);
+       edid = drm_get_edid(connector,
+                           intel_encoder->ddc_bus);
 
        if (edid) {
                if (edid->input & DRM_EDID_INPUT_DIGITAL) {
                        status = connector_status_connected;
                        hdmi_priv->has_hdmi_sink = drm_detect_hdmi_monitor(edid);
                }
-               intel_output->base.display_info.raw_edid = NULL;
+               connector->display_info.raw_edid = NULL;
                kfree(edid);
        }
 
@@ -173,24 +157,21 @@ intel_hdmi_detect(struct drm_connector *connector)
 
 static int intel_hdmi_get_modes(struct drm_connector *connector)
 {
-       struct intel_output *intel_output = to_intel_output(connector);
+       struct drm_encoder *encoder = intel_attached_encoder(connector);
+       struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
 
        /* We should parse the EDID data and find out if it's an HDMI sink so
         * we can send audio to it.
         */
 
-       return intel_ddc_get_modes(intel_output);
+       return intel_ddc_get_modes(connector, intel_encoder->ddc_bus);
 }
 
 static void intel_hdmi_destroy(struct drm_connector *connector)
 {
-       struct intel_output *intel_output = to_intel_output(connector);
-
-       if (intel_output->i2c_bus)
-               intel_i2c_destroy(intel_output->i2c_bus);
        drm_sysfs_connector_remove(connector);
        drm_connector_cleanup(connector);
-       kfree(intel_output);
+       kfree(connector);
 }
 
 static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
@@ -203,8 +184,6 @@ static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
 
 static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
        .dpms = drm_helper_connector_dpms,
-       .save = intel_hdmi_save,
-       .restore = intel_hdmi_restore,
        .detect = intel_hdmi_detect,
        .fill_modes = drm_helper_probe_single_connector_modes,
        .destroy = intel_hdmi_destroy,
@@ -213,12 +192,17 @@ static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
 static const struct drm_connector_helper_funcs intel_hdmi_connector_helper_funcs = {
        .get_modes = intel_hdmi_get_modes,
        .mode_valid = intel_hdmi_mode_valid,
-       .best_encoder = intel_best_encoder,
+       .best_encoder = intel_attached_encoder,
 };
 
 static void intel_hdmi_enc_destroy(struct drm_encoder *encoder)
 {
+       struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+
+       if (intel_encoder->i2c_bus)
+               intel_i2c_destroy(intel_encoder->i2c_bus);
        drm_encoder_cleanup(encoder);
+       kfree(intel_encoder);
 }
 
 static const struct drm_encoder_funcs intel_hdmi_enc_funcs = {
@@ -229,63 +213,71 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
 {
        struct drm_i915_private *dev_priv = dev->dev_private;
        struct drm_connector *connector;
-       struct intel_output *intel_output;
+       struct intel_encoder *intel_encoder;
+       struct intel_connector *intel_connector;
        struct intel_hdmi_priv *hdmi_priv;
 
-       intel_output = kcalloc(sizeof(struct intel_output) +
+       intel_encoder = kcalloc(sizeof(struct intel_encoder) +
                               sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL);
-       if (!intel_output)
+       if (!intel_encoder)
                return;
-       hdmi_priv = (struct intel_hdmi_priv *)(intel_output + 1);
 
-       connector = &intel_output->base;
+       intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
+       if (!intel_connector) {
+               kfree(intel_encoder);
+               return;
+       }
+
+       hdmi_priv = (struct intel_hdmi_priv *)(intel_encoder + 1);
+
+       connector = &intel_connector->base;
        drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
                           DRM_MODE_CONNECTOR_HDMIA);
        drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);
 
-       intel_output->type = INTEL_OUTPUT_HDMI;
+       intel_encoder->type = INTEL_OUTPUT_HDMI;
 
        connector->interlace_allowed = 0;
        connector->doublescan_allowed = 0;
-       intel_output->crtc_mask = (1 << 0) | (1 << 1);
+       intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
 
        /* Set up the DDC bus. */
        if (sdvox_reg == SDVOB) {
-               intel_output->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
-               intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
+               intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
+               intel_encoder->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
        } else if (sdvox_reg == SDVOC) {
-               intel_output->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
-               intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
+               intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
+               intel_encoder->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
        } else if (sdvox_reg == HDMIB) {
-               intel_output->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
-               intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOE,
+               intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
+               intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOE,
                                                                "HDMIB");
                dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
        } else if (sdvox_reg == HDMIC) {
-               intel_output->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
-               intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOD,
+               intel_encoder->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
+               intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOD,
                                                                "HDMIC");
                dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
        } else if (sdvox_reg == HDMID) {
-               intel_output->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
-               intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOF,
+               intel_encoder->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
+               intel_encoder->ddc_bus = intel_i2c_create(dev, PCH_GPIOF,
                                                                "HDMID");
                dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
        }
-       if (!intel_output->ddc_bus)
+       if (!intel_encoder->ddc_bus)
                goto err_connector;
 
        hdmi_priv->sdvox_reg = sdvox_reg;
-       intel_output->dev_priv = hdmi_priv;
+       intel_encoder->dev_priv = hdmi_priv;
 
-       drm_encoder_init(dev, &intel_output->enc, &intel_hdmi_enc_funcs,
+       drm_encoder_init(dev, &intel_encoder->enc, &intel_hdmi_enc_funcs,
                         DRM_MODE_ENCODER_TMDS);
-       drm_encoder_helper_add(&intel_output->enc, &intel_hdmi_helper_funcs);
+       drm_encoder_helper_add(&intel_encoder->enc, &intel_hdmi_helper_funcs);
 
-       drm_mode_connector_attach_encoder(&intel_output->base,
-                                         &intel_output->enc);
+       drm_mode_connector_attach_encoder(&intel_connector->base,
+                                         &intel_encoder->enc);
        drm_sysfs_connector_add(connector);
 
        /* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
@@ -301,7 +293,8 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
 
 err_connector:
        drm_connector_cleanup(connector);
-       kfree(intel_output);
+       kfree(intel_encoder);
+       kfree(intel_connector);
 
        return;
 }