Needs to happen after clock is running or it doesn't behave correctly.
v2: fix subject (Ville)
make it clearer that this occurs in pre_enable (Paulo)
Signed-off-by: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_hdmi.c | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index fb9839b..05055f6 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -669,8 +669,6 @@ static void intel_hdmi_mode_set(struct intel_encoder *encoder)
I915_WRITE(intel_hdmi->hdmi_reg, hdmi_val);
POSTING_READ(intel_hdmi->hdmi_reg);
-
- intel_hdmi->set_infoframes(&encoder->base, adjusted_mode);
}
static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder,
@@ -1115,13 +1113,26 @@ done:
return 0;
}
+static void intel_hdmi_pre_enable(struct intel_encoder *encoder)
+{
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
+ struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
+ struct drm_display_mode *adjusted_mode =
+ &intel_crtc->config.adjusted_mode;
+
+ intel_hdmi->set_infoframes(&encoder->base, adjusted_mode);
+}
+
static void vlv_hdmi_pre_enable(struct intel_encoder *encoder)
{
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base);
struct intel_digital_port *dport = enc_to_dig_port(&encoder->base);
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc =
to_intel_crtc(encoder->base.crtc);
+ struct drm_display_mode *adjusted_mode =
+ &intel_crtc->config.adjusted_mode;
enum dpio_channel port = vlv_dport_to_channel(dport);
int pipe = intel_crtc->pipe;
u32 val;
@@ -1155,6 +1166,8 @@ static void vlv_hdmi_pre_enable(struct intel_encoder *encoder)
vlv_dpio_write(dev_priv, pipe, VLV_PCS_DW23(port), 0x00400888);
mutex_unlock(&dev_priv->dpio_lock);
+ intel_hdmi->set_infoframes(&encoder->base, adjusted_mode);
+
intel_enable_hdmi(encoder);
vlv_wait_port_ready(dev_priv, dport);
@@ -1344,6 +1357,7 @@ void intel_hdmi_init(struct drm_device *dev, int hdmi_reg, enum port port)
intel_encoder->disable = intel_disable_hdmi;
intel_encoder->get_hw_state = intel_hdmi_get_hw_state;
intel_encoder->get_config = intel_hdmi_get_config;
+ intel_encoder->pre_enable = intel_hdmi_pre_enable;
if (IS_VALLEYVIEW(dev)) {
intel_encoder->pre_pll_enable = vlv_hdmi_pre_pll_enable;
intel_encoder->pre_enable = vlv_hdmi_pre_enable;
--
1.7.9.5
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