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drm/i915: move infoframe setting to after pll enable v3 

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)
    misc bikesheds (Paulo)

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2014-04-05 11:51:35 -07:00 committed by Daniel Vetter
parent 759c85e778
commit 13732ba749
1 changed files with 16 additions and 2 deletions
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18
drivers/gpu/drm/i915/intel_hdmi.c
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@ -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_digital_port *dport = enc_to_dig_port(&encoder->base);
struct intel_hdmi *intel_hdmi = &dport->hdmi;
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);
@ -1350,6 +1363,7 @@ void intel_hdmi_init(struct drm_device *dev, int hdmi_reg, enum port port)
intel_encoder->enable = vlv_enable_hdmi;
intel_encoder->post_disable = vlv_hdmi_post_disable;
} else {
intel_encoder->pre_enable = intel_hdmi_pre_enable;
intel_encoder->enable = intel_enable_hdmi;
}