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drm/i915: Add crtc state duplication/destruction functions

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The atomic helpers need these to prepare a new state object when
starting a new atomic operation.

Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Ander Conselvan de Oliveira <conselvan2@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Matt Roper
2015-01-21 16:35:47 -08:00
committed by Daniel Vetter
parent 2545e4a6c8
commit 1356837e55
3 changed files with 40 additions and 0 deletions
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drivers/gpu/drm/i915/intel_display.c
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@@ -11652,6 +11652,8 @@ static const struct drm_crtc_funcs intel_crtc_funcs = {
.set_config = intel_crtc_set_config,
.destroy = intel_crtc_destroy,
.page_flip = intel_crtc_page_flip,
.atomic_duplicate_state = intel_crtc_duplicate_state,
.atomic_destroy_state = intel_crtc_destroy_state,
};
static bool ibx_pch_dpll_get_hw_state(struct drm_i915_private *dev_priv,