I915_WRITE(VIDEO_DIP_DATA, *data);
data++;
}
+ /* Write every possible data byte to force correct ECC calculation. */
+ for (; i < VIDEO_DIP_DATA_SIZE; i += 4)
+ I915_WRITE(VIDEO_DIP_DATA, 0);
mmiowb();
val |= g4x_infoframe_enable(frame);
I915_WRITE(TVIDEO_DIP_DATA(intel_crtc->pipe), *data);
data++;
}
+ /* Write every possible data byte to force correct ECC calculation. */
+ for (; i < VIDEO_DIP_DATA_SIZE; i += 4)
+ I915_WRITE(TVIDEO_DIP_DATA(intel_crtc->pipe), 0);
mmiowb();
val |= g4x_infoframe_enable(frame);
I915_WRITE(TVIDEO_DIP_DATA(intel_crtc->pipe), *data);
data++;
}
+ /* Write every possible data byte to force correct ECC calculation. */
+ for (; i < VIDEO_DIP_DATA_SIZE; i += 4)
+ I915_WRITE(TVIDEO_DIP_DATA(intel_crtc->pipe), 0);
mmiowb();
val |= g4x_infoframe_enable(frame);
I915_WRITE(VLV_TVIDEO_DIP_DATA(intel_crtc->pipe), *data);
data++;
}
+ /* Write every possible data byte to force correct ECC calculation. */
+ for (; i < VIDEO_DIP_DATA_SIZE; i += 4)
+ I915_WRITE(VLV_TVIDEO_DIP_DATA(intel_crtc->pipe), 0);
mmiowb();
val |= g4x_infoframe_enable(frame);
I915_WRITE(data_reg + i, *data);
data++;
}
+ /* Write every possible data byte to force correct ECC calculation. */
+ for (; i < VIDEO_DIP_DATA_SIZE; i += 4)
+ I915_WRITE(data_reg + i, 0);
mmiowb();
val |= hsw_infoframe_enable(frame);
port = VIDEO_DIP_PORT_C;
break;
default:
+ BUG();
return;
}
port = VIDEO_DIP_PORT_D;
break;
default:
+ BUG();
return;
}
intel_hdmi->set_infoframes(encoder, adjusted_mode);
}
-static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
+static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder,
+ enum pipe *pipe)
{
- struct drm_device *dev = encoder->dev;
+ struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
+ u32 tmp;
+
+ tmp = I915_READ(intel_hdmi->sdvox_reg);
+
+ if (!(tmp & SDVO_ENABLE))
+ return false;
+
+ if (HAS_PCH_CPT(dev))
+ *pipe = PORT_TO_PIPE_CPT(tmp);
+ else
+ *pipe = PORT_TO_PIPE(tmp);
+
+ return true;
+}
+
+static void intel_enable_hdmi(struct intel_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
u32 temp;
u32 enable_bits = SDVO_ENABLE;
- if (intel_hdmi->has_audio || mode != DRM_MODE_DPMS_ON)
+ if (intel_hdmi->has_audio)
enable_bits |= SDVO_AUDIO_ENABLE;
temp = I915_READ(intel_hdmi->sdvox_reg);
/* HW workaround for IBX, we need to move the port to transcoder A
* before disabling it. */
if (HAS_PCH_IBX(dev)) {
- struct drm_crtc *crtc = encoder->crtc;
+ struct drm_crtc *crtc = encoder->base.crtc;
int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;
- if (mode != DRM_MODE_DPMS_ON) {
- if (temp & SDVO_PIPE_B_SELECT) {
- temp &= ~SDVO_PIPE_B_SELECT;
- I915_WRITE(intel_hdmi->sdvox_reg, temp);
- POSTING_READ(intel_hdmi->sdvox_reg);
-
- /* Again we need to write this twice. */
- I915_WRITE(intel_hdmi->sdvox_reg, temp);
- POSTING_READ(intel_hdmi->sdvox_reg);
-
- /* Transcoder selection bits only update
- * effectively on vblank. */
- if (crtc)
- intel_wait_for_vblank(dev, pipe);
- else
- msleep(50);
- }
- } else {
- /* Restore the transcoder select bit. */
- if (pipe == PIPE_B)
- enable_bits |= SDVO_PIPE_B_SELECT;
- }
+ /* Restore the transcoder select bit. */
+ if (pipe == PIPE_B)
+ enable_bits |= SDVO_PIPE_B_SELECT;
}
/* HW workaround, need to toggle enable bit off and on for 12bpc, but
POSTING_READ(intel_hdmi->sdvox_reg);
}
- if (mode != DRM_MODE_DPMS_ON) {
- temp &= ~enable_bits;
- } else {
- temp |= enable_bits;
+ temp |= enable_bits;
+
+ I915_WRITE(intel_hdmi->sdvox_reg, temp);
+ POSTING_READ(intel_hdmi->sdvox_reg);
+
+ /* HW workaround, need to write this twice for issue that may result
+ * in first write getting masked.
+ */
+ if (HAS_PCH_SPLIT(dev)) {
+ I915_WRITE(intel_hdmi->sdvox_reg, temp);
+ POSTING_READ(intel_hdmi->sdvox_reg);
+ }
+}
+
+static void intel_disable_hdmi(struct intel_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
+ u32 temp;
+ u32 enable_bits = SDVO_ENABLE | SDVO_AUDIO_ENABLE;
+
+ temp = I915_READ(intel_hdmi->sdvox_reg);
+
+ /* HW workaround for IBX, we need to move the port to transcoder A
+ * before disabling it. */
+ if (HAS_PCH_IBX(dev)) {
+ struct drm_crtc *crtc = encoder->base.crtc;
+ int pipe = crtc ? to_intel_crtc(crtc)->pipe : -1;
+
+ if (temp & SDVO_PIPE_B_SELECT) {
+ temp &= ~SDVO_PIPE_B_SELECT;
+ I915_WRITE(intel_hdmi->sdvox_reg, temp);
+ POSTING_READ(intel_hdmi->sdvox_reg);
+
+ /* Again we need to write this twice. */
+ I915_WRITE(intel_hdmi->sdvox_reg, temp);
+ POSTING_READ(intel_hdmi->sdvox_reg);
+
+ /* Transcoder selection bits only update
+ * effectively on vblank. */
+ if (crtc)
+ intel_wait_for_vblank(dev, pipe);
+ else
+ msleep(50);
+ }
+ }
+
+ /* HW workaround, need to toggle enable bit off and on for 12bpc, but
+ * we do this anyway which shows more stable in testing.
+ */
+ if (HAS_PCH_SPLIT(dev)) {
+ I915_WRITE(intel_hdmi->sdvox_reg, temp & ~SDVO_ENABLE);
+ POSTING_READ(intel_hdmi->sdvox_reg);
}
+ temp &= ~enable_bits;
+
I915_WRITE(intel_hdmi->sdvox_reg, temp);
POSTING_READ(intel_hdmi->sdvox_reg);
drm_detect_hdmi_monitor(edid);
intel_hdmi->has_audio = drm_detect_monitor_audio(edid);
}
- connector->display_info.raw_edid = NULL;
kfree(edid);
}
if (edid) {
if (edid->input & DRM_EDID_INPUT_DIGITAL)
has_audio = drm_detect_monitor_audio(edid);
-
- connector->display_info.raw_edid = NULL;
kfree(edid);
}
done:
if (intel_hdmi->base.base.crtc) {
struct drm_crtc *crtc = intel_hdmi->base.base.crtc;
- drm_crtc_helper_set_mode(crtc, &crtc->mode,
- crtc->x, crtc->y,
- crtc->fb);
+ intel_set_mode(crtc, &crtc->mode,
+ crtc->x, crtc->y, crtc->fb);
}
return 0;
}
static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs_hsw = {
- .dpms = intel_ddi_dpms,
.mode_fixup = intel_hdmi_mode_fixup,
- .prepare = intel_encoder_prepare,
.mode_set = intel_ddi_mode_set,
- .commit = intel_encoder_commit,
+ .disable = intel_encoder_noop,
};
static const struct drm_encoder_helper_funcs intel_hdmi_helper_funcs = {
- .dpms = intel_hdmi_dpms,
.mode_fixup = intel_hdmi_mode_fixup,
- .prepare = intel_encoder_prepare,
.mode_set = intel_hdmi_mode_set,
- .commit = intel_encoder_commit,
+ .disable = intel_encoder_noop,
};
static const struct drm_connector_funcs intel_hdmi_connector_funcs = {
- .dpms = drm_helper_connector_dpms,
+ .dpms = intel_connector_dpms,
.detect = intel_hdmi_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
.set_property = intel_hdmi_set_property,
intel_attach_broadcast_rgb_property(connector);
}
-void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
+void intel_hdmi_init(struct drm_device *dev, int sdvox_reg, enum port port)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_connector *connector;
connector->doublescan_allowed = 0;
intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
- /* Set up the DDC bus. */
- if (sdvox_reg == SDVOB) {
- intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
- intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
- dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == SDVOC) {
- intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
- intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
- dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == HDMIB) {
- intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
- intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
- dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == HDMIC) {
- intel_encoder->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
- intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
- dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == HDMID) {
- intel_encoder->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
- intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
- dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == DDI_BUF_CTL(PORT_B)) {
- DRM_DEBUG_DRIVER("LPT: detected output on DDI B\n");
- intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
+ intel_encoder->cloneable = false;
+
+ intel_hdmi->ddi_port = port;
+ switch (port) {
+ case PORT_B:
intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
- intel_hdmi->ddi_port = PORT_B;
dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == DDI_BUF_CTL(PORT_C)) {
- DRM_DEBUG_DRIVER("LPT: detected output on DDI C\n");
- intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
+ break;
+ case PORT_C:
intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
- intel_hdmi->ddi_port = PORT_C;
dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
- } else if (sdvox_reg == DDI_BUF_CTL(PORT_D)) {
- DRM_DEBUG_DRIVER("LPT: detected output on DDI D\n");
- intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
+ break;
+ case PORT_D:
intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
- intel_hdmi->ddi_port = PORT_D;
dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
- } else {
- /* If we got an unknown sdvox_reg, things are pretty much broken
- * in a way that we should let the kernel know about it */
+ break;
+ case PORT_A:
+ /* Internal port only for eDP. */
+ default:
BUG();
}
intel_hdmi->set_infoframes = cpt_set_infoframes;
}
- if (IS_HASWELL(dev))
- drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs_hsw);
- else
- drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs);
+ if (IS_HASWELL(dev)) {
+ intel_encoder->enable = intel_enable_ddi;
+ intel_encoder->disable = intel_disable_ddi;
+ intel_encoder->get_hw_state = intel_ddi_get_hw_state;
+ drm_encoder_helper_add(&intel_encoder->base,
+ &intel_hdmi_helper_funcs_hsw);
+ } else {
+ intel_encoder->enable = intel_enable_hdmi;
+ intel_encoder->disable = intel_disable_hdmi;
+ intel_encoder->get_hw_state = intel_hdmi_get_hw_state;
+ drm_encoder_helper_add(&intel_encoder->base,
+ &intel_hdmi_helper_funcs);
+ }
+ intel_connector->get_hw_state = intel_connector_get_hw_state;
+
intel_hdmi_add_properties(intel_hdmi, connector);
projects / linux-2.6-microblaze.git / blobdiff