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drm/i915/tv: implement get_hw_state

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Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-07-02 13:34:59 +02:00
parent 85234cdc28
commit 9a8ee983e0
1 changed files with 17 additions and 0 deletions
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17
drivers/gpu/drm/i915/intel_tv.c
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@ -836,6 +836,21 @@ static struct intel_tv *intel_attached_tv(struct drm_connector *connector)
base);
}
static bool
intel_tv_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe)
{
struct drm_device *dev = encoder->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 tmp = I915_READ(TV_CTL);
if (!(tmp & TV_ENC_ENABLE))
return false;
*pipe = PORT_TO_PIPE(tmp);
return true;
}
static void
intel_enable_tv(struct intel_encoder *encoder)
{
@ -1616,6 +1631,8 @@ intel_tv_init(struct drm_device *dev)
intel_encoder->enable = intel_enable_tv;
intel_encoder->disable = intel_disable_tv;
intel_encoder->get_hw_state = intel_tv_get_hw_state;
intel_connector->get_hw_state = intel_connector_get_hw_state;
intel_connector_attach_encoder(intel_connector, intel_encoder);
intel_encoder->type = INTEL_OUTPUT_TVOUT;