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path: root/drivers/gpu/drm/i915/intel_hdmi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_hdmi.c')
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c92
1 files changed, 67 insertions, 25 deletions
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 2ee9821b9d9..5b4efd64c2f 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -48,7 +48,7 @@ assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi)
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t enabled_bits;
- enabled_bits = IS_HASWELL(dev) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE;
+ enabled_bits = HAS_DDI(dev) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE;
WARN(I915_READ(intel_hdmi->sdvox_reg) & enabled_bits,
"HDMI port enabled, expecting disabled\n");
@@ -331,6 +331,7 @@ static void intel_set_infoframe(struct drm_encoder *encoder,
static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder,
struct drm_display_mode *adjusted_mode)
{
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
struct dip_infoframe avi_if = {
.type = DIP_TYPE_AVI,
.ver = DIP_VERSION_AVI,
@@ -340,6 +341,13 @@ static void intel_hdmi_set_avi_infoframe(struct drm_encoder *encoder,
if (adjusted_mode->flags & DRM_MODE_FLAG_DBLCLK)
avi_if.body.avi.YQ_CN_PR |= DIP_AVI_PR_2;
+ if (intel_hdmi->rgb_quant_range_selectable) {
+ if (adjusted_mode->private_flags & INTEL_MODE_LIMITED_COLOR_RANGE)
+ avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_LIMITED;
+ else
+ avi_if.body.avi.ITC_EC_Q_SC |= DIP_AVI_RGB_QUANT_RANGE_FULL;
+ }
+
avi_if.body.avi.VIC = drm_mode_cea_vic(adjusted_mode);
intel_set_infoframe(encoder, &avi_if);
@@ -364,7 +372,8 @@ static void g4x_set_infoframes(struct drm_encoder *encoder,
struct drm_display_mode *adjusted_mode)
{
struct drm_i915_private *dev_priv = encoder->dev->dev_private;
- struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
+ struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+ struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
u32 reg = VIDEO_DIP_CTL;
u32 val = I915_READ(reg);
u32 port;
@@ -391,11 +400,11 @@ static void g4x_set_infoframes(struct drm_encoder *encoder,
return;
}
- switch (intel_hdmi->sdvox_reg) {
- case SDVOB:
+ switch (intel_dig_port->port) {
+ case PORT_B:
port = VIDEO_DIP_PORT_B;
break;
- case SDVOC:
+ case PORT_C:
port = VIDEO_DIP_PORT_C;
break;
default:
@@ -428,7 +437,8 @@ static void ibx_set_infoframes(struct drm_encoder *encoder,
{
struct drm_i915_private *dev_priv = encoder->dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
- struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
+ struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
+ struct intel_hdmi *intel_hdmi = &intel_dig_port->hdmi;
u32 reg = TVIDEO_DIP_CTL(intel_crtc->pipe);
u32 val = I915_READ(reg);
u32 port;
@@ -447,14 +457,14 @@ static void ibx_set_infoframes(struct drm_encoder *encoder,
return;
}
- switch (intel_hdmi->sdvox_reg) {
- case HDMIB:
+ switch (intel_dig_port->port) {
+ case PORT_B:
port = VIDEO_DIP_PORT_B;
break;
- case HDMIC:
+ case PORT_C:
port = VIDEO_DIP_PORT_C;
break;
- case HDMID:
+ case PORT_D:
port = VIDEO_DIP_PORT_D;
break;
default:
@@ -766,6 +776,20 @@ bool intel_hdmi_mode_fixup(struct drm_encoder *encoder,
const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
+
+ if (intel_hdmi->color_range_auto) {
+ /* See CEA-861-E - 5.1 Default Encoding Parameters */
+ if (intel_hdmi->has_hdmi_sink &&
+ drm_mode_cea_vic(adjusted_mode) > 1)
+ intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235;
+ else
+ intel_hdmi->color_range = 0;
+ }
+
+ if (intel_hdmi->color_range)
+ adjusted_mode->private_flags |= INTEL_MODE_LIMITED_COLOR_RANGE;
+
return true;
}
@@ -773,13 +797,14 @@ static bool g4x_hdmi_connected(struct intel_hdmi *intel_hdmi)
{
struct drm_device *dev = intel_hdmi_to_dev(intel_hdmi);
struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_digital_port *intel_dig_port = hdmi_to_dig_port(intel_hdmi);
uint32_t bit;
- switch (intel_hdmi->sdvox_reg) {
- case SDVOB:
+ switch (intel_dig_port->port) {
+ case PORT_B:
bit = HDMIB_HOTPLUG_LIVE_STATUS;
break;
- case SDVOC:
+ case PORT_C:
bit = HDMIC_HOTPLUG_LIVE_STATUS;
break;
default:
@@ -793,19 +818,25 @@ static bool g4x_hdmi_connected(struct intel_hdmi *intel_hdmi)
static enum drm_connector_status
intel_hdmi_detect(struct drm_connector *connector, bool force)
{
+ struct drm_device *dev = connector->dev;
struct intel_hdmi *intel_hdmi = intel_attached_hdmi(connector);
struct intel_digital_port *intel_dig_port =
hdmi_to_dig_port(intel_hdmi);
struct intel_encoder *intel_encoder = &intel_dig_port->base;
- struct drm_i915_private *dev_priv = connector->dev->dev_private;
+ struct drm_i915_private *dev_priv = dev->dev_private;
struct edid *edid;
enum drm_connector_status status = connector_status_disconnected;
- if (IS_G4X(connector->dev) && !g4x_hdmi_connected(intel_hdmi))
+
+ if (IS_G4X(dev) && !g4x_hdmi_connected(intel_hdmi))
return status;
+ else if (HAS_PCH_SPLIT(dev) &&
+ !ibx_digital_port_connected(dev_priv, intel_dig_port))
+ return status;
intel_hdmi->has_hdmi_sink = false;
intel_hdmi->has_audio = false;
+ intel_hdmi->rgb_quant_range_selectable = false;
edid = drm_get_edid(connector,
intel_gmbus_get_adapter(dev_priv,
intel_hdmi->ddc_bus));
@@ -817,6 +848,8 @@ intel_hdmi_detect(struct drm_connector *connector, bool force)
intel_hdmi->has_hdmi_sink =
drm_detect_hdmi_monitor(edid);
intel_hdmi->has_audio = drm_detect_monitor_audio(edid);
+ intel_hdmi->rgb_quant_range_selectable =
+ drm_rgb_quant_range_selectable(edid);
}
kfree(edid);
}
@@ -902,21 +935,29 @@ intel_hdmi_set_property(struct drm_connector *connector,
}
if (property == dev_priv->broadcast_rgb_property) {
- if (val == !!intel_hdmi->color_range)
- return 0;
-
- intel_hdmi->color_range = val ? SDVO_COLOR_RANGE_16_235 : 0;
+ switch (val) {
+ case INTEL_BROADCAST_RGB_AUTO:
+ intel_hdmi->color_range_auto = true;
+ break;
+ case INTEL_BROADCAST_RGB_FULL:
+ intel_hdmi->color_range_auto = false;
+ intel_hdmi->color_range = 0;
+ break;
+ case INTEL_BROADCAST_RGB_LIMITED:
+ intel_hdmi->color_range_auto = false;
+ intel_hdmi->color_range = SDVO_COLOR_RANGE_16_235;
+ break;
+ default:
+ return -EINVAL;
+ }
goto done;
}
return -EINVAL;
done:
- if (intel_dig_port->base.base.crtc) {
- struct drm_crtc *crtc = intel_dig_port->base.base.crtc;
- intel_set_mode(crtc, &crtc->mode,
- crtc->x, crtc->y, crtc->fb);
- }
+ if (intel_dig_port->base.base.crtc)
+ intel_crtc_restore_mode(intel_dig_port->base.base.crtc);
return 0;
}
@@ -957,6 +998,7 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
{
intel_attach_force_audio_property(connector);
intel_attach_broadcast_rgb_property(connector);
+ intel_hdmi->color_range_auto = true;
}
void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
@@ -1013,7 +1055,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
intel_hdmi->set_infoframes = cpt_set_infoframes;
}
- if (IS_HASWELL(dev))
+ if (HAS_DDI(dev))
intel_connector->get_hw_state = intel_ddi_connector_get_hw_state;
else
intel_connector->get_hw_state = intel_connector_get_hw_state;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-04-16 17:47:58 +0000